Counterweight mechanism of trainer

Abstract

The utility model relates to the technical field of fitness equipment, in particular to a counterweight mechanism of a trainer, which comprises a guide rod vertically and fixedly arranged on a base, a moving cylinder is slidably arranged on the guide rod, a lifting rod is horizontally and fixedly arranged on the moving cylinder, a counterweight rod is fixedly arranged on the lifting rod, and the counterweight rod is fixedly arranged on the base. A counterweight block is arranged on the counterweight rod, a mounting hole is formed in the counterweight block, the counterweight rod is sleeved with the mounting hole, the counterweight rod is connected with a pull rope on the trainer, and the counterweight device has the advantage that the counterweight block can be conveniently mounted.

Description

Technical Field

[0001] The utility model relates to the technical field of fitness equipment, and more specifically relates to a counterweight mechanism of a trainer. Background Art

[0002] A counterweight mechanism of a muscle trainer is a common piece of equipment used to assist athletes in fitness, which can bring a certain amount of resistance to athletes during exercise and facilitate muscle training.

[0003] A common fitness device for muscle training currently has a frame, a base, a pulling rope, a selection rod, a guide rod, and counterweight blocks. The guide rod is fixedly arranged on the base. A through hole is provided on the counterweight block. When installing the counterweight block, the counterweight block is lifted from top to bottom, the through hole is aligned with the guide rod, and the counterweight block is sleeved on the guide rod. Multiple counterweight blocks are respectively sleeved on the guide rod. The pulling rope is connected to the selection rod. During use, the weight of the counterweight block is adjusted by adding, reducing, or replacing the counterweight blocks on the selection rod and the guide rod. During training, the selection rod drives the counterweight block of the required weight to rise and fall, so as to meet the needs of people's exercise.

[0004] For the above technical conditions, when installing the counterweight block, it is also necessary to lift the counterweight block to a height higher than the guide rod before installing the counterweight block one by one on the guide rod. The process is complex, resulting in the defect of inconvenient installation of the counterweight block. Summary of the Utility Model

[0005] To achieve the above object, the utility model provides the following technical solution: A counterweight mechanism of a trainer, including a guide rod vertically and fixedly arranged on a base. A moving cylinder is slidably arranged on the guide rod. A lifting rod is horizontally and fixedly arranged on the moving cylinder. A counterweight rod is fixedly arranged on the lifting rod. A counterweight block is arranged on the counterweight rod. An installation hole is provided on the counterweight block. The installation hole is sleeved on the counterweight rod. The counterweight rod is connected to the pulling rope on the trainer.

[0006] By adopting the above technical solution, when installing the counterweight block, after lifting the counterweight block, the installation hole is sleeved on the counterweight rod from the horizontal direction, without the need to lift the counterweight block high, achieving the effect of convenient installation of the counterweight block.

[0007] Preferably, two guide rods are provided.

[0008] By adopting the above technical solution, when the counterweight rod moves, two guide rods are provided, which can reduce the running of the counterweight rod and stabilize the lifting of the counterweight rod.

[0009] Preferably, the counterweight block is a dumbbell plate.

[0010] By adopting the above technical solution, the idle dumbbell plates can be installed on the counterweight rod, reducing the dumbbell plates scattered on the ground.

[0011] Preferably, the counterweight rod is a threaded rod, and an anti - detachment ring is threadedly connected to the counterweight rod, and the anti - detachment ring abuts against the counterweight block.

[0012] By adopting the above - mentioned technical solution, after the counterweight block is installed on the counterweight rod, the anti - detachment ring is threadedly connected to the counterweight rod, which can prevent the counterweight block from detaching from the counterweight rod.

[0013] Preferably, a support block is fixedly arranged on the guide rod, a buffer block is fixedly arranged on the support block, and the buffer block is located below the lifting rod.

[0014] By adopting the above - mentioned technical solution, when the counterweight rod slides down, the buffer block can buffer the counterweight rod and reduce noise.

[0015] Preferably, a buffer ring is fixedly arranged on the counterweight rod, and the counterweight block is located between the buffer ring and the anti - detachment ring.

[0016] By adopting the above - mentioned technical solution, the buffer ring can buffer the counterweight piece and reduce the noise generated by the counterweight block.

[0017] In summary, the present application has the following beneficial technical effects: when installing the counterweight block, after lifting the counterweight block, the mounting hole is sleeved on the counterweight rod from the horizontal direction without lifting the counterweight block high, achieving the effect of convenient installation of the counterweight block. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0019] Figure 1 It is a schematic installation structure diagram of the base in this embodiment;

[0020] Figure 2 It is a schematic structure diagram of the guide rod installed on the base in this embodiment;

[0021] Figure 3 It is a schematic structure diagram of the lifting rod in this embodiment.

[0022] In the drawings, the list of components represented by each reference numeral is as follows:

[0023] 1. Base; 2. Guide rod; 3. Moving cylinder; 4. Lifting rod; 5. Counterweight rod; 6. Counterweight block; 7. Frame; 8. Anti - detachment ring; 9. Pulling rope; 10. Guide pulley; 11. Support block; 12. Buffer block; 13. Buffer ring. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0024] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the protection scope of the present utility model.

[0025] The following is a further detailed description of this application in conjunction with the attached Figures 1-3 drawings.

[0026] Contamination Figures 1-3 , a counterweight mechanism of a trainer, including a guide rod 2 vertically and fixedly arranged on a base 1, a moving cylinder 3 slidably arranged on the guide rod 2, two guide rods 2 are provided, and a lifting rod 4 is fixedly connected between the two moving cylinders 3. When the lifting rod 4 moves, the guide rod 2 is provided with two to reduce the shaking of the lifting rod 4 and stabilize the movement of the lifting rod 4;

[0027] Contamination Figures 1-3 , a counterweight rod 5 is horizontally and fixedly arranged on the lifting rod 4, two counterweight rods 5 are correspondingly arranged on the lifting rod 1, a counterweight block 6 is arranged on the counterweight rod 5, and an installation hole (not shown in the figure) is opened on the counterweight block 6. The installation hole is sleeved on the counterweight rod 5. In this embodiment, the counterweight block 6 is a dumbbell plate. The counterweight rod 5 is a threaded rod, and an anti-detachment ring 8 is threadedly connected to the counterweight rod 5. The anti-detachment ring 8 abuts against the counterweight block 6 to prevent the counterweight block 6 from detaching from the counterweight rod 5 and stabilize the placement of the counterweight block 6.

[0028] Contamination Figures 1-3 , the base 1 is connected to the frame 7 of the trainer, a pull rope 9 and a pulley block for guiding the pull rope 9 are arranged on the frame 7, a guide wheel 10 is arranged on the lifting rod 4, one end of the pull rope 9 is fixedly arranged on the frame 7, the pull rope 9 passes through the guide wheel 10, and the pull rope 9 is located below the guide wheel 10; when in use, the other end of the pull rope 9 is pulled, the pull rope 9 abuts against the guide wheel 10, and the counterweight rod 5 is driven to lift. When the counterweight block 6 is installed, after the counterweight block 6 is lifted, the installation hole is sleeved on the counterweight rod 5 from the horizontal direction without lifting the counterweight block 6 high, achieving the effect of facilitating the installation of the counterweight block 6.

[0029] Contamination Figures 1-3, the dumbbell plates serve as counterweights 6, eliminating the need to purchase counterweights 6 separately, reducing costs and resource waste. At the same time, it reduces the situation of dumbbell plates scattered on the ground, facilitating the storage of dumbbell plates. A support block 11 is fixedly arranged on the guide rod 2, and a buffer block 12 is fixedly arranged on the support block. The buffer block 12 is supported by soft rubber and is located below the counterweight rod 5. When the lifting rod 4 descends, the buffer block 12 can buffer the moving cylinder 3, preventing the moving cylinder 3 from making hard contact with the base 1 and reducing noise.

[0030] Contamination Figures 1-3 , a buffer ring 13 is fixedly arranged on the counterweight rod 5. The buffer ring 13 is a rubber ring. The counterweight 6 is located between the buffer ring 13 and the anti-detachment ring 8. The buffer ring 13 can prevent the counterweight 6 from making hard contact with the moving cylinder 3, buffer the counterweight plate, and reduce the noise generated by the counterweight 6.

[0031] The implementation principle of this embodiment is as follows: When installing the counterweight 6, after lifting the counterweight 6, the installation hole is sleeved on the counterweight rod 5 from the horizontal direction without the need to lift the counterweight 6 high, achieving the effect of facilitating the installation of the counterweight 6.

[0032] In the description of the present invention, it should be understood that the orientation or positional relationships indicated by the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inner", "front", "center", "both ends", etc. are based on the orientation or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation to the present invention.

[0033] In the present invention, unless otherwise clearly defined and limited, the terms "installation", "setting", "connection", "fixation", "swivel connection", etc. should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, for those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

[0034] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A weight-bearing mechanism of a training device, characterized in that: The training device comprises a guide rod (2) vertically fixedly arranged on a base (1), a movable cylinder (3) slidably arranged on the guide rod (2), a lifting rod (4) horizontally fixedly arranged on the movable cylinder (3), a counterweight rod (5) fixedly arranged on the lifting rod (4), a counterweight block (6) arranged on the counterweight rod (5), a mounting hole formed on the counterweight rod (5), the mounting hole being sleeved on the counterweight rod (5), and the counterweight rod (5) being connected to a pull rope (9) on the training device.

2. The weight counterweight mechanism of a training device according to claim 1, characterized in that: Two guide rods (2) are provided.

3. The weight counterweight mechanism of a training device according to claim 2, characterized in that: The counterweight (6) is a dumbbell plate.

4. The weight-bearing mechanism of a training device according to claim 1, characterized in that: The counterweight rod (5) is a threaded rod, and an anti-slip ring (8) is threadedly connected to the counterweight rod (5), and the anti-slip ring (8) abuts against the counterweight block (6).

5. The weight-bearing mechanism of a training device according to claim 1, characterized in that: A support block (11) is fixedly arranged on the guide rod (2), a buffer block (12) is fixedly arranged on the support block, and the buffer block (12) is located below the lifting rod (4).

6. The weight-bearing mechanism of a training device according to claim 4, characterized in that: A buffer ring (13) is fixedly arranged on the counterweight rod (5), and the counterweight block (6) is located between the buffer ring (13) and the anti-slip ring (8).

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