CN219090969U

CN219090969U - Counterweight device of body-building equipment

Info

Publication number: CN219090969U
Application number: CN202223265677.7U
Authority: CN
Inventors: 扈乾明
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-05-30
Anticipated expiration: 2032-12-07

Abstract

The utility model discloses a counterweight device of body-building equipment, which relates to the technical field of body-building equipment and comprises a base, wherein a damping block is fixedly connected to the top surface of the base, a sliding rod is slidably connected to the outer wall of the damping block, a balancing weight is fixedly connected to the outer wall of the sliding rod, a buffer component for reducing the sliding speed of the sliding rod is arranged in the damping block, the buffer component comprises the sliding rod, one end of the sliding rod, far away from the balancing weight, extends to an inner cavity of the damping block, a ventilation through hole for slow ventilation is formed in the side wall of the damping block, a sliding block for sealing the ventilation through hole is slidably arranged on the inner wall of the damping block, and a fixing ring communicated with the inner cavity of the damping block is fixedly arranged on the inner wall of the damping block. Through the cooperation of the devices, the balancing weight is subjected to the acting force of the buffer component when suddenly falling, so that the balancing weight slowly descends.

Description

Counterweight device of body-building equipment

Technical Field

The utility model relates to the technical field of body-building equipment, in particular to a counterweight device of body-building equipment.

Background

With the development of society and the progress of technology, the working condition and the labor intensity of people are obviously improved, the work with poor working condition and high labor intensity is basically replaced by a machine, and the work and travel of the people are basically replaced by a motor vehicle. However, people have poorer physical quality, and sub-health and obese people have more and more people; as environmental pollution is also increasingly affected, many outdoor exercises are also transferred to indoor exercises, and indoor exercise equipment is rapidly developed in order to enhance physique. The indoor sports fitness equipment has various kinds and different fitness functions.

Such as China publication issued patent: CN206597248U discloses a pulling force formula body-building apparatus device, including bottom plate, protection casing, balancing weight, runner, leading wheel, auxiliary wheel and stay cord, its characterized in that: the bottom plate on be provided with cushion, stand, the protection casing set up on the bottom plate, the balancing weight set up in the protection casing, the runner set up on the stand through the connecting axle, the leading wheel set up on the guide bar through the connecting axle, the auxiliary wheel set up on the dead lever through the connecting axle.

The hand ring is connected with the balancing weight through the pull rope, the hand ring is pulled to enable the balancing weight to slide upwards, the body-building effect is achieved, however, certain problems still exist, if the force application of the moving person is improper, if the force application is large, the balancing weight suddenly rises, a section of falling travel exists, the moving person cannot respond, the balancing weight can drag the force application part of the moving person to move, impact is caused to the force application part of the moving person, even muscle damage is caused, and the safety of the moving person in the movement process cannot be guaranteed.

Disclosure of Invention

The utility model mainly aims to provide a counterweight device of fitness equipment, which can effectively solve the problem that a counterweight block can drop suddenly to cause injury of sports personnel in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a body-building apparatus counter weight device, includes the base, the top surface fixedly connected with damping piece of base, the outer wall sliding connection of damping piece has the slide bar, the outer wall fixedly connected with balancing weight of slide bar, the inside of damping piece is provided with the buffer unit who is used for reducing slide bar gliding speed, when the balancing weight gliding, slows down the gliding speed of balancing weight through buffer unit.

The buffer component comprises a sliding rod, one end of the sliding rod, far away from the balancing weight, extends to the inner cavity of the damping block and is in sliding fit with the inner wall of the damping block, the sliding rod can slide along the inner wall of the damping block, a ventilation through hole for slow ventilation is formed in the side wall of the damping block, the sliding block for closing the ventilation through hole is slidably mounted in the inner wall of the damping block, and the air volume of the inner cavity of the damping block is changed when the sliding rod slides in the inner wall of the damping block.

The inner wall fixed mounting of damping piece has the solid fixed ring that communicates each other with damping piece inner chamber, and the inner wall slidable mounting of damping piece has the sealing block that is used for controlling through solid fixed ring gas flow direction, through gu fixed ring and sealing block's cooperation, changes the air volume of damping piece inner chamber when the slide bar slides.

Further, the inner wall of the damping block is provided with an air inlet hole for air inlet of the inner cavity of the damping block, and the outer wall of the fixed ring is fixedly connected with the inner wall of the air inlet hole, so that when the sliding rod slides upwards, the outside air can be communicated with the inner cavity of the damping block.

Further, the inner wall fixedly connected with spacing ring of damping piece, two spacing rings are located the both sides of sliding block respectively, and ventilative through-hole is located between two spacing rings, realizes when the slide bar slides downwards, and outside air can be linked together through ventilative through-hole and damping piece's inner chamber.

Further, the inner wall fixedly connected with guide bar of damping piece, the outer wall sliding connection of guide bar has the top clamp plate that real-time top pressure sealing block reset, when the sealing block slides, makes the top clamp plate have the trend that resets in real time through the guide bar.

Further, the sealing block is located in the inner cavity of the air inlet hole, and a gap for air to pass through is reserved between the radial outer wall of the sealing block and the inner wall of the air inlet hole, so that external air flows into or out of the inner cavity of the damping block through the gap according to requirements.

Further, the damping piece is provided with a plurality ofly, has two at least damping pieces to be located the both ends of balancing weight, and two slide bar fixed connection are at the opposite face of balancing weight, and the upper and lower slip of restriction balancing weight prevents to produce the skew when upwards or downwards sliding of balancing weight.

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

according to the utility model, the sealing block and the sliding block are arranged, so that the air volume of the inner cavity of the damping block can be changed when the sliding rod slides, and meanwhile, the moving distance of the sealing block and the sliding block is limited by arranging the fixed ring and the limiting ring, so that the balancing weight can rise at normal speed and slowly descend when descending, and the problem that the balancing weight can drop suddenly to cause injury to a sport person in the background art is effectively solved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the installation of a damper block according to the present utility model;

FIG. 3 is a schematic view of the installation of the top pressing bar of the present utility model;

FIG. 4 is a schematic view of a buffer assembly according to the present utility model.

In the figure: 1. a base; 2. a fixing frame; 3. a sliding cable; 4. a damping block; 5. a slide bar; 6. balancing weight; 7. a fixing ring; 8. a sealing block; 9. a guide rod; 10. a top pressing plate; 11. a ventilation through hole; 12. a limiting ring; 13. a sliding block.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples:

referring to fig. 1-4, the utility model discloses a counterweight device of fitness equipment, which comprises a base 1, wherein a damping block 4 is fixedly connected to the top surface of the base 1, a sliding rod 5 is slidably connected to the outer wall of the damping block 4, a counterweight 6 is fixedly connected to the outer wall of the sliding rod 5, a fixing frame 2 is mounted on the top surface of the base 1, a pulley is mounted on the fixing frame 2, a sliding rope 3 is slidably arranged on the outer wall of the fixing frame 2 through the pulley, one end of the sliding rope 3 is connected with a bracelet pulled by a person, the other end of the sliding rope 3 is connected with the counterweight 6, and the person pulls the bracelet to enable the counterweight 6 to slide upwards, so that the effect of fitness is achieved.

The damping block 4 is internally provided with a buffer component for reducing the sliding speed of the sliding rod 5, when a sporter releases the bracelet, the balancing weight 6 slides downwards according to gravity, and the sliding speed of the balancing weight 6 is reduced through the buffer component;

the buffer component comprises a sliding rod 5, one end of the sliding rod 5, far away from the balancing weight 6, extends to the inner cavity of the damping block 4 and is in sliding fit with the inner wall of the damping block 4, and when the balancing weight 6 ascends, the sliding rod 5 ascends synchronously, so that the air volume in the inner cavity of the damping block 4 changes;

the side wall of the damping block 4 is provided with a ventilation through hole 11 for slow ventilation, the inner wall of the damping block 4 is slidably provided with a sliding block 13 for closing the ventilation through hole 11, when the sliding rod 5 slides upwards, the air in the inner cavity of the damping block 4 expands, and the sliding block 13 slides under the influence of air pressure, so that the sliding block 13 blocks the ventilation through hole 11;

the inner wall fixed mounting of damping piece 4 has the solid fixed ring 7 that communicates each other with damping piece 4 inner chamber, the inner wall slidable mounting of damping piece 4 has the sealing block 8 that is used for controlling through solid fixed ring 7 gas flow direction, sealing block 8 is located the inner chamber of inlet port, and reserve the clearance that supplies the gas to pass through between the radial outer wall of sealing block 8 and the inner wall of inlet port, when slide bar 5 upwards slides, sealing block 8 receives the atmospheric pressure influence to produce the slip, outside air can flow in to damping piece 4's inner chamber through solid fixed ring 7 and sealing block 8's clearance, make slide bar 5 not receive the atmospheric pressure influence normally to rise.

The inner wall of the damping block 4 is provided with an air inlet hole for air inlet of the inner cavity of the damping block 4, and the outer wall of the fixed ring 7 is fixedly connected with the inner wall of the air inlet hole, so that when the sliding rod 5 slides upwards, external air can flow into the inner cavity of the damping block 4 through the air inlet hole.

The inner wall fixedly connected with spacing ring 12 of damping piece 4, two spacing rings 12 are located the both sides of sliding block 13 respectively, ventilative through-hole 11 is located between two spacing rings 12, when slide bar 5 upwards slides, sliding block 13 can receive the air pressure influence reciprocating sliding between two spacing rings 12 to realize when balancing weight 6 rises, spacing ring 12 can block up ventilative through-hole 11, when balancing weight 6 descends, sliding block 13 unblock ventilative through-hole 11, makes the air of damping piece 4 inner chamber flow through ventilative through-hole 11, reduces the velocity of flow of damping piece 4 inner chamber air.

The inner wall fixedly connected with guide bar 9 of damping piece 4, the outer wall sliding connection of guide bar 9 has the roof board 10 that real-time roof board 8 reset, the outer wall of guide bar 9 is provided with the spring, roof board 10 resets when making roof board 10 slide, when slide bar 5 upwards slides, sealing block 8 slides, open damping piece 4 and solid fixed ring 7's clearance, make external air inflow damping piece 4's inner chamber, the spring of guide bar 9 outer wall is compressed, the trend that has the messenger roof board 10 reset in real time, the roof board 10 promotes sealing block 8 reset when reset, make the inlet port have the trend that is blockked up by sealing block 8 in real time.

The damping piece 4 is provided with a plurality ofly, has two at least damping pieces 4 to be located the both ends of balancing weight 6, and two slide bar 5 fixed connection make slide bar 5 synchronous slip when balancing weight 6 slides at the opposite face of balancing weight 6, simultaneously through the restriction of two slide bars 5 to balancing weight 6, make balancing weight 6 slide from top to bottom in the slip, perpendicular horizontal plane.

When a sporter moves, the bracelet is pulled to drive the balancing weight 6 to slide upwards, the sliding rod 5 slides upwards synchronously, the air in the inner cavity of the damping block 4 expands, the sliding block 13 and the sealing block 8 slide towards the inner cavity of the damping block 4 and are affected by air pressure, the sliding block 13 blocks the ventilation through hole 11, external air flows into the inner cavity of the damping block 4 through the gap between the sealing block 8 and the fixed ring 7, the sliding rod 5 is not affected by air pressure to rise normally, when the bracelet in the sporter releases, the balancing weight 6 falls under the influence of gravity to drive the sliding rod 5 to slide downwards, the pressing plate 10 resets under the influence of the spring to push the sealing block 8 to block the fixed ring 7, sealing is achieved, the sliding block 13 slides away from the direction of the sealing block 8 under the influence of air pressure, the ventilation through hole 11 is communicated with external air, the air in the inner cavity of the damping block 4 is discharged slowly through the ventilation through hole 11, the damping effect is achieved in the process that the balancing weight 6 falls down, the balancing weight 6 falls slowly, and the problem that the sporter is injured due to the fact that the balancing weight 6 falls suddenly in the background technology is effectively solved.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A body-building apparatus counter weight device, its characterized in that: the damping device comprises a base (1), wherein a damping block (4) is fixedly connected to the top surface of the base (1), a sliding rod (5) is slidably connected to the outer wall of the damping block (4), a balancing weight (6) is fixedly connected to the outer wall of the sliding rod (5), and a buffer assembly for reducing the sliding speed of the sliding rod (5) is arranged in the damping block (4);

the buffer assembly comprises a sliding rod (5), and one end of the sliding rod (5) far away from the balancing weight (6) extends to the inner cavity of the damping block (4) and is in sliding fit with the inner wall of the damping block (4);

the side wall of the damping block (4) is provided with a ventilation through hole (11) for slowly ventilating, and the inner wall of the damping block (4) is slidably provided with a sliding block (13) for sealing the ventilation through hole (11);

the inner wall of the damping block (4) is fixedly provided with a fixed ring (7) which is communicated with the inner cavity of the damping block (4), and the inner wall of the damping block (4) is slidably provided with a sealing block (8) which is used for controlling the gas flowing direction through the fixed ring (7).

2. The exercise machine weight apparatus of claim 1 wherein: the inner wall of the damping block (4) is provided with an air inlet hole for air inlet of the inner cavity of the damping block (4), and the outer wall of the fixed ring (7) is fixedly connected with the inner wall of the air inlet hole.

3. The exercise machine weight apparatus of claim 1 wherein: the inner wall of the damping block (4) is fixedly connected with limiting rings (12), the two limiting rings (12) are respectively positioned on two sides of the sliding block (13), and the ventilation through hole (11) is positioned between the two limiting rings (12).

4. The exercise machine weight apparatus of claim 1 wherein: the inner wall fixedly connected with guide rod (9) of damping piece (4), the outer wall sliding connection of guide rod (9) has roof clamp plate (10) that real-time roof pressure sealing block (8) reset.

5. The exercise machine weight apparatus of claim 2 wherein: the sealing block (8) is positioned in the inner cavity of the air inlet hole, and a gap for gas to pass through is reserved between the radial outer wall of the sealing block (8) and the inner wall of the air inlet hole.

6. The exercise machine weight apparatus of claim 1 wherein: the damping blocks (4) are arranged in a plurality, at least two damping blocks (4) are positioned at two ends of the balancing weight (6), and the two sliding rods (5) are fixedly connected to opposite surfaces of the balancing weight (6).