CN215876111U

CN215876111U - Resistance adjustable rowing machine

Info

Publication number: CN215876111U
Application number: CN202121842165.5U
Authority: CN
Inventors: 蔡少源; 王必辉; 周超群
Original assignee: Xiamen Jindong Technology Co ltd
Current assignee: Haoshi fitness equipment (Shanghai) Co., Ltd; Xiamen Jindong Technology Co ltd
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2022-02-22
Anticipated expiration: 2031-08-09

Abstract

The utility model provides a rowing machine with adjustable resistance, which comprises: the device comprises a rack, a damping water tank arranged on the rack, a pullback device in linkage connection with a rotating shaft of the damping water tank, a pull rope wound on the pullback device and a pull rod connected with the pull rope; still include brake block, push rod and actuating mechanism, the brake block corresponds the pullback ware, the one end of push rod is connected the brake block, the other end is connected actuating mechanism, actuating mechanism can drive the brake block butt through the push rod and go up or break away from to the pullback ware. When the resistance needs to be adjusted, the driving mechanism can be controlled to further control the brake pad to contact with the retractor or separate from the retractor to realize resistance adjustment; compared with the prior art, the resistance adjusting operation is quick and convenient.

Description

Resistance adjustable rowing machine

Technical Field

The utility model relates to the field of fitness equipment, in particular to a rowing machine with adjustable resistance.

Background

Rowing machines are also known as rowing machines, dynamometer, land rowing machines, indoor rowing machines. Rowing machines are machines used for training purposes to simulate the movement of water racing boats. Indoor racing boat games have become a professional game. Indoor rowing machines, also commonly referred to as dynamometers (commonly known colloquially as ergs or ERGO abroad), measure the power consumed by a sporter in motion. The rowing machine has good effect on strengthening muscles of legs, waists, upper limbs, chests and backs. Every stroke, the upper limbs, the lower limbs, the waist, the abdomen and the back can complete one-time complete contraction and extension in the process, and the aerobic exercise effect of whole body muscles can be achieved. Especially, the rowing machine brings unexpected body shaping effect to people who have more fat on waist, abdomen and upper arms.

Most of the rowing machines on the market can only adjust the resistance by adjusting the water quantity in the water tank and the angle of the paddle, and the resistance adjusting mode is time-consuming and labor-consuming.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides the rowing machine with adjustable resistance, which adopts a new resistance adjusting mode to realize rapid and convenient resistance adjustment.

In order to achieve the purpose, the technical scheme provided by the utility model is as follows:

an adjustable resistance rowing machine, comprising: the device comprises a rack, a damping water tank arranged on the rack, a pullback device in linkage connection with a rotating shaft of the damping water tank, a pull rope wound on the pullback device and a pull rod connected with the pull rope; still include brake block, push rod and actuating mechanism, the brake block corresponds the pullback ware, the one end of push rod is connected the brake block, the other end is connected actuating mechanism, actuating mechanism can drive the brake block butt through the push rod and go up or break away from to the pullback ware.

Furthermore, the driving mechanism comprises a driving motor and an eccentric wheel with an eccentric shaft, the eccentric wheel is sleeved on a driving shaft of the driving motor, one end of the push rod is connected with the brake pad, and the other end of the push rod is connected with the eccentric shaft of the eccentric wheel.

Furthermore, the first end of brake block is fixed in the frame, and the unsettled setting of second end relative with first end is connected the push rod to carry out bending deformation through the drive of push rod, and then realize butt to on the pullback ware or break away from the pullback ware.

Furthermore, the retractor is provided with a friction wheel corresponding to a brake pad, and the brake pad is in butt fit with the friction wheel.

Further, the frame includes chassis, preceding support frame, back support frame, intermediate frame and upper strata frame, preceding support frame and back support frame are the front and back interval and fix on the chassis, intermediate frame and upper strata frame are fixed in between preceding support frame and the back support frame, constitute bottom accommodation space between chassis and the intermediate frame, the damping water tank sets up in bottom accommodation space, constitute upper strata accommodation space between intermediate frame and the upper strata frame, pullback ware, brake block, push rod and actuating mechanism all set up in upper strata accommodation space.

Furthermore, the top of the front support frame is provided with a fixed pulley, the first end of the pull rope is wound on the pullback device, the second end of the pull rope forwards bypasses the fixed pulley and backwards extends to the position of the rear support frame, the pull rod is connected with the second end of the pull rope, and the rear support frame is provided with a limiting part for limiting the pull rod.

Furthermore, a sliding rail is arranged on the bottom frame, a sliding seat is slidably assembled on the sliding rail, and the rear support frame is an inclined support frame and is provided with a pedal.

Through the technical scheme provided by the utility model, the method has the following beneficial effects:

the structure of the brake pad is added, and when the resistance needs to be adjusted, the brake pad can be controlled to contact with the retractor or be separated from the retractor by controlling the driving mechanism to realize resistance adjustment; compared with the prior art, the resistance adjusting operation is quick and convenient.

Drawings

FIG. 1 is a schematic structural view of a rowing machine with adjustable resistance in an embodiment;

FIG. 2 is a partial schematic structural view of the rowing machine with adjustable resistance in the embodiment;

fig. 3 is an exploded view of a portion of the structure shown in fig. 2.

Detailed Description

To further illustrate the various embodiments, the utility model provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the utility model and, together with the description, serve to explain the principles of the embodiments. Those skilled in the art will appreciate still other possible embodiments and advantages of the present invention with reference to these figures. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.

The utility model will now be further described with reference to the accompanying drawings and detailed description.

Referring to fig. 1 to 3, the present embodiment provides a resistance-adjustable rowing machine, including: the damping water tank device comprises a rack, a damping water tank 20 arranged on the rack, a pullback device 30 connected with a rotating shaft of the damping water tank 20 in a linkage manner, a pull rope 31 wound on the pullback device 30 and a pull rod 32 connected with the pull rope 31; specifically, in this embodiment, the damping water tank 20 adopts a structure in the prior art, that is, includes a tank body, a blade disposed in the tank body, and a rotating shaft connected to the blade. During movement, the pull rod 32 is held by hand and pulled, and the rotating shafts of the pullback device 30 and the damping water tank 20 rotate, so that paddle paddling is realized, and exercise is realized; after the pulling force is removed, the pullback device 30 is pulled back to reset to wait for the next pulling.

Still include brake block 40, push rod 50 and actuating mechanism 60, brake block 40 corresponds the pullback ware 30, the one end of push rod 50 is connected brake block 40, and the other end is connected actuating mechanism 60, actuating mechanism 60 can drive brake block 40 butt to pullback ware 30 through push rod 50 or break away from pullback ware 30. When the resistance needs to be adjusted, the driving mechanism 60 can be controlled to control the brake pad 40 to contact the retractor 30 or separate from the retractor 30 to adjust the resistance; specifically, at the stage when the brake pad 40 contacts the retractor 30, the frictional force between the brake pad 40 and the retractor 30 can be changed by controlling the force of the brake pad 40 abutting against the retractor 30, so as to change the magnitude of the damping force. Compared with the mode that the damping force is changed by adjusting the water quantity in the water tank and the angle of the paddle in the prior art, the mode is quick and convenient in resistance adjusting operation. Certainly, the rowing machine in this scheme also can possess the mode that adopts the water yield in the adjustment water tank and the angle of paddle to change the damping force size simultaneously to more comprehensive adjustment damping force.

The specific implementation manner of the driving mechanism 60 is as follows: the driving mechanism 60 includes a driving motor 61 and an eccentric wheel 62 having an eccentric shaft, the eccentric wheel 62 is sleeved on the driving shaft of the driving motor 61, one end of the push rod 50 is connected with the brake pad 40, and the other end is connected with the eccentric shaft of the eccentric wheel 62. When the driving motor 61 drives the eccentric wheel 62 to rotate, the eccentric shaft of the eccentric wheel 62 rotates around the central shaft to realize displacement; thereby driving the push rod 50 to move. Simple structure, small occupied volume and easy realization. Of course, in other embodiments, the driving mechanism 60 can be implemented by other mechanisms, such as an air cylinder or an electric push rod, which can drive the push rod 50 to move.

The first end of the brake pad 40 is fixed on the frame, the second end opposite to the first end is suspended and connected with the push rod 50, and is driven by the push rod 50 to be bent and deformed, so that the brake pad is abutted to the retractor 30 or separated from the retractor 30; thus, the brake pad 40 is installed and is easy to assemble. Of course, in other embodiments, the arrangement of the brake pads 40 is not limited thereto.

Further, in order to better achieve the damping effect and protect the retractor 30, the retractor 30 is provided with a friction wheel 301 corresponding to the brake pad 40, which can be considered to be that a friction wheel 301 is additionally arranged in the existing retractor structure, so that the retractor 30 structure of the embodiment is obtained, the brake pad 40 is in abutting fit with the friction wheel 301, thus other parts of the retractor cannot be affected, and the friction effect is better. Of course, in other embodiments, this is not limiting.

Further, the rack comprises a bottom frame 11, a front support frame 12, a rear support frame 13, a middle frame 15 and an upper frame 14, wherein the front support frame 12 and the rear support frame 13 are fixed on the bottom frame 11 at a front-back interval, the middle frame 15 and the upper frame 14 are fixed between the front support frame 12 and the rear support frame 13, a bottom layer accommodating space 101 is formed between the bottom frame 11 and the middle frame 15, the damping water tank 20 is arranged in the bottom layer accommodating space 101, an upper layer accommodating space 102 is formed between the middle frame 15 and the upper frame 14, and the pullback device 30, the brake pad 40, the push rod 50 and the driving mechanism 60 are all arranged in the upper layer accommodating space 102. So set up, can rationally distribute the position of each part, it is more reasonable to design, and can not influence each other.

More specifically, a fixed pulley 33 is arranged at the top of the front support frame 12, a first end of the pull rope 31 is wound on the retractor 30, a second end of the pull rope forwards bypasses the fixed pulley 33 and then backwards extends to the position of the rear support frame 13, the pull rod 32 is connected with the second end of the pull rope 31, and a limiting part for limiting the pull rod 32 is arranged on the rear support frame 13; facilitating the positioning of the tie rod 32. Specifically, the limiting part is two limiting convex columns 131 which are convex at intervals; the pull rope 31 passes through the two limiting convex columns 131, and the pull rod 32 is abutted against the two limiting convex columns 131 at the same time, so that the structure is simple and stable.

More specifically, the chassis 11 is provided with a slide rail (not shown), the slide rail is slidably provided with a slide seat 71, and the rear support 13 is an inclined support and is provided with a pedal 72. In use, a user sits on the slide base 71, steps on the front pedals 72, holds the pull rod 32 with both hands and pulls it, thereby realizing exercise.

Of course, in other embodiments, the structure of the rack and the layout structure of the respective components are not limited thereto.

While the utility model has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. An adjustable resistance rowing machine, comprising: the device comprises a rack, a damping water tank arranged on the rack, a pullback device in linkage connection with a rotating shaft of the damping water tank, a pull rope wound on the pullback device and a pull rod connected with the pull rope; the method is characterized in that: still include brake block, push rod and actuating mechanism, the brake block corresponds the pullback ware, the one end of push rod is connected the brake block, the other end is connected actuating mechanism, actuating mechanism can drive the brake block butt through the push rod and go up or break away from to the pullback ware.

2. The adjustable-resistance rowing machine of claim 1, wherein: the driving mechanism comprises a driving motor and an eccentric wheel with an eccentric shaft, the eccentric wheel is sleeved on a driving shaft of the driving motor, one end of the push rod is connected with the brake pad, and the other end of the push rod is connected with the eccentric shaft of the eccentric wheel.

3. The adjustable-resistance rowing machine of claim 1, wherein: the first end of the brake pad is fixed on the rack, the second end opposite to the first end is arranged in a hanging mode and connected with the push rod, and the brake pad is driven by the push rod to be bent and deformed, so that the brake pad is abutted to or separated from the retractor.

4. The adjustable-resistance rowing machine of claim 1, wherein: the brake block is in butt fit with the friction wheel.

5. The adjustable-resistance rowing machine of claim 1, wherein: the frame includes chassis, preceding support frame, back support frame, intermediate frame and upper strata frame, preceding support frame and back support frame are the front and back interval and fix on the chassis, intermediate frame and upper strata frame are fixed in between preceding support frame and the back support frame, constitute bottom accommodation space between chassis and the intermediate frame, the damping water tank sets up in bottom accommodation space, constitute upper strata accommodation space between intermediate frame and the upper strata frame, pullback ware, brake block, push rod and actuating mechanism all set up in upper strata accommodation space.

6. The adjustable-resistance rowing machine of claim 5, wherein: the top of the front support frame is provided with a fixed pulley, the first end of the pull rope is wound on the pullback device, the second end of the pull rope rounds the fixed pulley forwards and extends backwards to the position of the rear support frame, the pull rod is connected with the second end of the pull rope, and the rear support frame is provided with a limiting part for limiting the pull rod.

7. The adjustable-resistance rowing machine of claim 5, wherein: the chassis is provided with a slide rail, the slide rail is provided with a slide seat in a sliding manner, and the rear support frame is an inclined support frame and is provided with a pedal.