CN101869751A - Push-pull training fitness equipment and power transmission device - Google Patents

Abstract

The invention discloses a push-pull training fitness device, which comprises: a fixed pillar; a load-bearing frame supported by the fixed pillar; a lever bracket arranged on the side of the fixed pillar and fixed relative to the fixed pillar; a lever through which the lever passes through the first The universal connection mechanism is connected with the trigger bracket; the support rod, one end of the support rod is connected with the trigger rod through the second universal connection mechanism, the other end of the support rod supports the load-bearing frame, and the pull rod uses the first universal connection mechanism as the fulcrum as the fulcrum. The lever moves and pushes the supporting rod to support the load-bearing frame to move up and down relative to the fixed pillar. When exercising, the exerciser can sit on the load-bearing frame and use the arm to push and pull the lever at any angle to the side of the body to exercise. The self-weight of the human body is used for exercising, and the structure is simple, safe and convenient, the cost is low, and the occupied space is small. In addition, the present invention also provides a power transmission device.

Description

Push-pull training fitness equipment and power transmission device

【Technical field】

The invention relates to a fitness device for training upper limb strength, in particular to a push-pull training fitness device and a power transmission device without additional weight blocks.

【Background technique】

Along with the raising of material living standard, people pay more and more attention to health day by day, various body-building exercises develop vigorously, and various body-building equipments also arise at the historic moment.

Most of the traditional push-type training fitness machines are part of multi-functional comprehensive fitness machines. Most of the multi-functional comprehensive fitness machines use fixed frames and steel rope pulley structures. The pulley mechanism pulls counterweights of different weights to move up and down to achieve exercise purposes. The structure It is complex, occupies a large area, and is expensive, forming an economic burden on both manufacturing and user purchases, and its functions and maintenance are complicated, making it difficult to popularize in communities and families. Traditional counterweights are entities made of metal, which are very heavy, inconvenient to transport, and difficult to assemble, thus limiting the popularization and application of fitness equipment to a certain extent, so it is necessary to study, design and modify. In addition, traditional push-type training fitness machines can only perform push-pull training at one or several fixed angles, which cannot meet the exercise needs of exercisers at other angles.

【Content of invention】

In order to simplify the structure of existing fitness equipment, increase the popularization and application of fitness equipment, and facilitate more people to exercise, the invention provides a push-pull training fitness equipment with simple structure, convenient use, and no need for additional weights.

The present invention has the advantages of removing the additional counterweights of the fitness equipment in the prior art, and using the body's own weight as the weight for exercise. It has simple structure, low cost and wide range of application. Gym installed.

The push-pull training fitness equipment provided by the present invention includes: a fixed pillar; a load-bearing frame supported by the fixed pillar; a lever bracket arranged on the side of the fixed pillar and fixed relative to the fixed pillar; a lever connected by the first universal The mechanism is connected with the trigger bracket; the support rod, one end of the support rod is connected with the trigger rod through the second universal connection mechanism, the other end of the support rod supports the load-bearing frame, and the pull rod uses the first universal connection mechanism as the fulcrum for lever movement, And promote the supporting rod to support the load-bearing frame to move up and down relative to the fixed pillar.

According to a preferred embodiment of the present invention, the first universal connection mechanism is arranged at a position closer to the fixed pillar than the second universal connection mechanism in the horizontal direction.

According to a preferred embodiment of the present invention, the first universal connection mechanism connects one end of the trigger rod to the trigger rod bracket, and the trigger rod extends from one end of the trigger rod in an upward direction away from the fixed support, and the second universal connection mechanism connects One end of the support rod is connected at a certain distance from one end of the trigger rod.

According to a preferred embodiment of the present invention, the first universal connection mechanism includes a first ball pin provided on the trigger bracket and a first ball seat provided on one end of the trigger rod, and the second universal connection mechanism includes a set A second ball stud at one end of the support rod and a second ball stud disposed at a certain distance from the trigger rod.

According to a preferred embodiment of the present invention, the first universal connection mechanism is arranged at a position further away from the fixed pillar than the second universal connection mechanism in the horizontal direction.

According to a preferred embodiment of the present invention, the second universal connection mechanism connects one end of the support rod to one end of the trigger rod, and the trigger rod extends from one end of the trigger rod in an upward direction away from the fixed support, and the trigger rod bracket is arranged on the trigger rod On the side of one end of the rod away from the fixed pillar, the first universal connection mechanism connects the trigger rod bracket at a certain distance from one end of the trigger rod.

According to a preferred embodiment of the present invention, the first universal connection mechanism includes a first ball stud disposed on the trigger bracket and a first ball seat disposed at a certain distance from the trigger rod, and the second universal connection mechanism includes The second ball stud is arranged on one end of the support rod and the second ball stud is arranged on one end of the trigger rod.

According to a preferred embodiment of the present invention, the push-pull training equipment further includes: a first connecting rod and a second connecting rod, one end of the first connecting rod and the second connecting rod are respectively hinged to the fixed pillar; On the moving frame, the other ends of the first connecting rod and the second connecting rod are respectively hinged to the moving frame, wherein the first connecting rod and the second connecting rod are arranged in parallel, and the fixed pillar and the moving frame are arranged in parallel to form a parallel four-bar Motion mechanism.

According to a preferred embodiment of the present invention, the length of the support rod is adjustable.

According to a preferred embodiment of the present invention, the other end of the support rod is connected to the bearing frame through a third universal connection mechanism.

According to a preferred embodiment of the present invention, the third universal connection mechanism includes a third ball stud seat arranged at the other end of the support rod and a third ball stud pin arranged on the bearing frame.

The power transmission device provided by the present invention includes: a lever bracket; a lever, the lever is connected to the lever bracket through a first universal connection mechanism; a support rod, one end of the support rod is connected to the lever through a second universal connection mechanism, The other end of the support rod supports the object to be supported, and the lever moves with the first universal connection mechanism as a fulcrum, and pushes the support rod to support the motion of the object to be supported.

According to a preferred embodiment of the present invention, the support rod is connected to the object to be supported through the third universal connection mechanism.

The push-pull training fitness device of the present invention conforms to the physiological characteristics of human upper limb exercise, has the advantages of simple structure, practical function, safety and convenience, easy maintenance, etc., is beneficial to popularization, and is an ideal upper limb strength training fitness device for sports lovers. The feature of the present invention is, because this training fitness equipment adopts lever transmission structure to replace existing support, steel wire rope, pulley, replaces existing counterweight with trainer's own body weight as the load during training, makes the strength training fitness equipment The overall structure is reduced, which is suitable for community and family fitness training. The push-pull training fitness device of the present invention can enhance the muscle strength of the upper limbs and the back of the human body, especially train the muscles of the upper limbs, and improve the coordination of the body. In addition, the push-pull training fitness equipment of the present invention adopts multiple universal connection structures, so that the exerciser can perform push-pull training at any angle of the body side.

【Description of drawings】

Fig. 1 is the front view of the fitness equipment of an embodiment of the present invention;

Fig. 2 is a side view of the fitness device shown in Fig. 1;

Fig. 3 is a partial enlarged schematic diagram of the fitness device shown in Fig. 1;

Fig. 4 is the front view of another embodiment of the fitness equipment of the present invention;

Figure 5 is a side view of the exercise machine shown in Figure 4; and

Fig. 6 is a partially enlarged schematic diagram of the fitness machine shown in Fig. 4 .

【Detailed ways】

In order to further understand the invention content, features and effects of the present invention, the following embodiments will be exemplified and described in detail with reference to the accompanying drawings.

As shown in Fig. 1 and Fig. 2, the push-pull type training gymnasium according to an embodiment of the present invention mainly comprises: fixed pillar 101, lever support 102, bearing frame 103, mobile frame 104, lever 105, support bar 106, The first universal connection mechanism 107, the second universal connection mechanism 108, the third universal connection mechanism 109, the first link 113, the second link 114, and the like.

As shown in FIG. 1 , the fixed pillar 101 can be made of circular or square column material, which can be inserted into the ground or fixed relative to the ground in other ways. In the present invention, a stabilizing mechanism can also be used to enhance the stability of the fixed pillar 101 . A first pipe clamp 111 and a second pipe clamp 112 are fixed on the fixed pillar 101 , and the second pipe clamp 112 is located below the first pipe clamp 111 . The first pipe clamp 111 and the second pipe clamp 112 are respectively hinged to one end of the first connecting rod 113 and the second connecting rod 114 . The other ends of the first connecting rod 113 and the second connecting rod 114 are respectively hinged to the moving frame 104, wherein the first connecting rod 113 and the second connecting rod 114 are arranged in parallel, and the fixed pillar 101 and the moving frame 104 are arranged in parallel to form a parallelogram. rod movement mechanism. The first pipe clamp 111 and the second pipe clamp 112 are clamped on the fixed support 101, and the fixed support 101 can be surfacing welded at the clamped position, or the fixed support 101 can be processed into a stepped shape, so as to prevent the first tube from The locking positions of the clamp 111 and the second pipe clamp 112 slide downward. The first pipe clip 111 and the second pipe clip 112 can be made of metal material with a certain thickness. In other embodiments, the first connecting rod 113, the second connecting rod 113 and the second connecting rod 113 can be realized by replacing the first pipe clamp 111 and the second pipe clamp 112 by welding a through hole on the fixed pillar 101, a U-shaped iron or other means. Articulation between rod 114 and fixed strut 101 .

A bearing frame 103 is fixed on the mobile frame 104 . The bearing frame 103 extends from the moving frame 104 to above the fixed pillar 101, and is supported by the fixed pillar 101 when reset. A buffer mechanism may be provided between the bearing frame 103 and the fixed pillar 101 to buffer the impact during reset. In addition, a seat cushion, a backrest and a backrest pad can be further arranged on the load-bearing frame 103 to increase comfort during exercise.

The trigger bracket 102 is disposed on the lateral side of the fixed pillar 101 and fixed relative to the fixed pillar 101 . The lever bracket 102 can be inserted into the ground or fixed on the ground in other ways, or directly fixed on the fixed pillar 101 . In this embodiment, the first universal connection mechanism 107 connects one end of the trigger rod 105 with the trigger rod bracket 102 . The trigger rod 105 extends away from the fixed post 101 and upward from the end. As shown in FIG. 3 , the first universal connection mechanism 107 includes a first ball pin 1071 disposed on the trigger bracket 102 and a first ball seat 1072 disposed on one end of the trigger rod 105 .

The second universal connection mechanism 108 connects one end of the support rod 106 at a certain distance from the above-mentioned end of the trigger rod 105 . As shown in FIG. 3 , the second universal connection mechanism 108 includes a second ball stud 1081 disposed at one end of the support rod 106 and a second ball stud 1082 disposed at a certain distance from the trigger rod 105 . The first universal connection mechanism 107 is arranged at a position closer to the fixed pillar 101 than the second universal connection mechanism 108 in the horizontal direction.

In addition, the other end of the support rod 106 supports the bearing frame 103 through the third universal connection mechanism 109 . As shown in FIG. 3 , the third universal connection mechanism 109 includes a third ball socket 1091 disposed on the other end of the support rod 106 and a third ball stud (not shown) disposed on the bearing frame 103 .

One side of the load-bearing frame 103 is connected to one end of the chain 110, and the other end of the chain 110 is connected to the upwardly extending part of the lever 105, so as to prevent the lever 105 from moving too much.

The length of the support rod 106 is adjustable, thereby eliminating assembly deviation due to manufacturing tolerances or other reasons. As shown in Figure 3, in this embodiment, the support rod 106 includes a first rod part 1061 and a second rod part 1062 connected in a threaded manner, wherein the first rod part 1061 is provided with external threads, and the second rod part 1062 is then A matching internal thread is provided so that the first rod portion 1061 can be screwed into or out of the second rod portion 1062 , thereby adjusting the length of the support rod 106 . A locking screw 1063 is further provided on the support rod 106 to fix the length of the support rod 106 .

When training is needed, the user can sit on the load-bearing frame 103, hold the trigger lever 105 with both hands, and pull the trigger lever 105 in the direction toward the body with his own body weight as the load. The lever 105 performs lever movement with the first universal connection mechanism 107 as a fulcrum. The trigger rod 105 pushes the support rod 106 to move through the second universal connection mechanism 108 . Under the action of the parallel four-bar movement mechanism composed of the first connecting rod 113, the second connecting rod 114, the fixed pillar 101 and the moving frame 104, the supporting rod 106 supports the load-bearing frame 103 relative to the fixed pillar through the third universal connection mechanism 109. 101 up and down movement, so as to achieve the purpose of upper limb stretching exercise training. During the exercise, the exerciser needs to overcome the weight of the equipment and the exerciser's own weight at the same time, so the purpose of arm push-pull exercise can be achieved without adding any weight blocks.

The first universal connection mechanism 107, the second universal connection mechanism 108 and the third universal connection mechanism 109 in this embodiment allow the exerciser to pull the trigger bar 105 at any angle on the side of the body, so that the exerciser can Train the upper limbs, back and chest muscles from multiple angles. Of course, in the present invention, other universal connection mechanisms can also be used to replace the ball stud mechanism to realize any angular movement of the trigger rod 105 .

In this embodiment, the mobile frame 104 forms a parallel four-bar movement mechanism with the fixed pillar 101 through the first connecting rod 113 and the second connecting rod 114, so that the bearing frame 103 can move up and down relative to the fixed pillar 101, but those skilled in the art It is entirely conceivable to replace the parallel four-bar kinematic mechanism in other ways.

As shown in Figure 4 and Figure 5, according to another embodiment of the present invention, the push-pull training fitness equipment mainly includes: a fixed pillar 201, a lever support 202, a load-bearing frame 203, a mobile frame 204, a lever 205, a support rod 206 , the first universal connection mechanism 207 , the second universal connection mechanism 208 , the third universal connection mechanism 209 , the first connecting rod 213 , and the second connecting rod 214 .

The difference between the embodiment shown in Fig. 4 and Fig. 5 and the embodiment shown in Fig. 1 and Fig. 2 is that the first universal connection mechanism 207 is arranged further away from the second universal connection mechanism 208 in the horizontal direction. The position of the pillar 201 is fixed. The second universal connection mechanism 208 connects one end of the support rod 206 to one end of the trigger rod 205 . The trigger rod 205 extends from the end of the trigger rod 205 in an upward direction away from the fixed support 201 , and the trigger rod bracket 202 is disposed on a side of the end of the trigger rod 205 away from the fixed support 201 . The first universal connection mechanism 207 connects the lever bracket 202 at a certain distance from the end of the lever 205 .

As shown in FIG. 6 , in this embodiment, the first universal connection mechanism 207 includes a first ball stud 2071 arranged on the lever bracket 202 and a first ball socket arranged at a certain distance from the lever 205 2072. The second universal connection mechanism 208 includes a second ball stud 2081 disposed on one end of the support rod 206 and a second ball stud 2082 disposed on one end of the trigger rod 205 . Thus, the user pushes the lever 205 in any direction away from the body laterally, and the lever 205 pushes the support rod 206 to support the load-bearing frame 203 to move up and down relative to the fixed pillar 201, thereby achieving the purpose of upper limb stretching exercise training.

The push-pull training fitness device of the present invention adopts a lever transmission structure to replace the existing support, wire rope and pulley, and replaces the existing counterweight with the trainer's own body weight as the load during training, so that the overall structure of the strength training fitness device is reduced. Suitable for community and family fitness training. The push-pull training fitness device of the present invention can enhance the muscle strength of the upper limbs and the back of the human body, especially train the muscles of the upper limbs, and improve the coordination of the body. In addition, the push-pull training fitness equipment of the present invention adopts multiple universal connection structures, so that the exerciser can perform push-pull training at any angle of the body side.

In the above embodiments, the present invention is only described as an example, but those skilled in the art can make various modifications to the present invention without departing from the spirit and scope of the present invention after reading this patent application.

Claims (10)

1. a push-pull type training fitness equipment, is characterized in that, described push-pull type training fitness equipment comprises: fixed pillars; a load-bearing frame supported by the fixed pillar; The trigger bracket is arranged on the side of the fixed pillar and fixed relative to the fixed pillar; a trigger rod, the trigger rod is connected to the trigger rod bracket through a first universal connection mechanism; A support rod, the lower end of the support rod is connected to the trigger rod through the second universal connection mechanism, the upper end of the support rod supports the load-bearing frame, and the pull rod uses the first universal connection mechanism as a fulcrum Make a lever movement, and push the support rod to support the load-bearing frame to move up and down relative to the fixed pillar. 2. The push-pull training equipment according to claim 1, characterized in that: the first universal connection mechanism is arranged closer to the fixed pillar than the second universal connection mechanism in the horizontal direction s position. 3. The push-pull type training fitness equipment according to claim 2, characterized in that: the first universal connection mechanism connects the lower end of the trigger rod to the trigger rod bracket, and the trigger rod extends from the trigger rod The lower end of the rod extends in an upward direction away from the fixed pillar, and the second universal connection mechanism connects the lower end of the support rod at a certain distance from the lower end of the trigger rod . 4. The push-pull training equipment according to claim 3, characterized in that: said first universal connection mechanism comprises a first ball stud arranged on said trigger rod bracket and a first ball stud arranged on said trigger rod The first ball seat on the lower end, the second universal connection mechanism includes a second ball stud arranged at the lower end of the support rod and a second ball stud arranged at the lower end of the trigger rod near the lower end of the trigger rod The second ball head seat at. 5. The push-pull training and fitness equipment according to claim 1, characterized in that: the first universal connection mechanism is arranged farther away from the fixed pillar than the second universal connection mechanism in the horizontal direction s position. 6. The push-pull exerciser according to claim 5, characterized in that: the second universal connection mechanism connects the lower end of the support rod to the lower end of the trigger rod, and the trigger rod automatically The lower end of the trigger rod extends in an upward direction away from the fixed pillar, the trigger rod bracket is arranged on a side of the lower end of the trigger rod far away from the fixed pillar, and the first The universal connection mechanism connects the trigger bracket at a certain distance from the lower end of the trigger. 7. The push-pull training equipment according to claim 6, characterized in that: the first universal connection mechanism includes a first ball stud arranged on the trigger bracket and a certain distance from the lower end of the trigger. distance from the first ball seat provided on the trigger rod, the second universal connection mechanism includes a second ball stud provided on the lower end of the support rod and the second ball stud provided on the trigger rod The second ball socket on the lower end. 8. The push-pull training fitness equipment according to claim 1, characterized in that: the push-pull training fitness equipment further comprises: a first link and a second link, one ends of the first link and the second link are respectively hinged to the fixed pillar; and a mobile frame, the load-bearing frame is fixed on the mobile frame, and the other ends of the first connecting rod and the second connecting rod are respectively hinged to the mobile frame, wherein the first connecting rod and the The second connecting rod is arranged in parallel, and the fixed pillar and the moving frame are arranged in parallel to form a parallel four-bar movement mechanism. 9. The push-pull training device according to any one of claims 1-8, characterized in that: the length of the support rod is adjustable, and the upper end of the support rod is connected by a third universal connection mechanism to the load-bearing frame. 10. A power transmission device, characterized in that the power transmission device comprises: Lever bracket; a trigger rod, the trigger rod is connected to the trigger rod bracket through a first universal connection mechanism; A support rod, the lower end of the support rod is connected to the trigger rod through the second universal connection mechanism, the upper end of the support rod supports the object to be supported, and the pull rod uses the first universal connection mechanism as the fulcrum The lever moves, and pushes the support rod to support the movement of the object to be supported.

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