CN215538093U

CN215538093U - Water resistance rowing machine

Info

Publication number: CN215538093U
Application number: CN202120843113.3U
Authority: CN
Inventors: 吴银昌; 张建波
Original assignee: Zhejiang Arcana Power Sports Tech Co Ltd
Current assignee: Zhejiang Arcana Power Sports Tech Co Ltd
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2022-01-18
Anticipated expiration: 2031-04-22

Abstract

The utility model relates to the field of fitness equipment, in particular to a water resistance rowing machine. A water resistance rowing machine comprises a rack, a water resistance adjusting mechanism, a rope pulling mechanism and an elastic resetting component, wherein the water resistance adjusting mechanism, the rope pulling mechanism and the elastic resetting component are arranged on the rack; the water resistance adjusting mechanism comprises a water tank, a blade disc and a blade shaft, wherein the blade disc is arranged in the water tank, the blade shaft is connected to the center of the blade disc, and the upper end of the blade shaft extends out of the water tank; the pull rope mechanism comprises a left pull rope, a right pull rope, a left handle and a right handle, wherein the left handle and the right handle are respectively connected to the outer end portions of the left pull rope and the right pull rope, the left pull rope and the right pull rope are respectively connected with the paddle shaft through one-way winding assemblies, and the output end of the elastic reset assembly is respectively connected with two groups of one-way winding assemblies. This water resistance rowing machine not only can the simultaneous movement, can also the detached movement, can temper or control crisscross pulling the arm of unilateral to the sensation of making during the motion more closely feels to real rowing.

Description

Water resistance rowing machine

Technical Field

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

Background

Along with the enhancement of health consciousness of people, body building is popular, more people also join in various body building lines, body building equipment is full of glaring on the world, a rowing machine is an aerobic exercise machine for improving comprehensive capacity, the exercise is similar to a kayak, and during exercise, 80% of muscles of a body are exercised by using the change of resistance and the rotating speed of a rotating wheel in a short time, so that the body can be comprehensively exercised. Rowing machines are also known as rowing machines, dynamometer, land rowing machines, indoor rowing machines. The rowing machine is a machine for simulating the movement of a water racing boat for the purpose of training; the existing rowing machine mainly adopts three resistance modes of wind resistance, magnetic resistance and water resistance, wherein the water resistance rowing machine has an optimal simulation technology and can make people feel the vision, sound and feeling of real rowing; a smooth, progressive and satisfactory stroke motion is experienced.

The water resistance rowing machine drives the blade disc to rotate through the pull rope, and the blades on the periphery of the blade disc hit liquid in the water tank, so that resistance is generated in the movement process, and the body building purpose is achieved. The current rowing machine is a novel water resistance rowing machine as described in the chinese utility model patent with publication number CN209237253U, which comprises a main frame, the top right side of main frame is provided with the slide rail, the inside movable mounting of slide rail has the cushion part that one end runs through and extends to the slide rail top, the top left side fixed mounting of main frame has the water tank, the inside movable mounting of water tank has the paddle part that one end runs through and extends to the water tank top. User's buttock is sat on the cushion part, the foot is stepped on the running-board, thereby can pull up the locating pin according to the size of foot and make the fender sole slide along the running-board front and back until comfortable position, then loosen the locating pin, make it fall into the locating hole of running-board, both hands are held and are pulled hand (hold) to rib lower extreme, the wind spring is rotated through the coil spring axle and is tightened up this moment, the hand (hold) passes through transmission meshbelt rotation band pulley and kinks the band pulley, it rotates because one-way bearing effect drive main shaft to twine the band pulley, the main shaft drives paddle part and rotates, the resistance that utilizes the water in the water tank to produce realizes taking exercise effect

However, the transmission structure of the existing rowing machine is single transmission, when in use, the pull handle is held by the left hand and the right hand, the left hand and the right hand are pulled synchronously, the exercise mode is single, and no more motion forms can be selected by a user.

Disclosure of Invention

In order to solve the above problems, an object of the present invention is to provide a water resistance rowing machine which can move not only in synchronization but also separately, can exercise or pull left and right arms of one side in a staggered manner, and can make the feeling of movement closer to the real feeling of rowing.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a water resistance rowing machine comprises a rack, a water resistance adjusting mechanism, a rope pulling mechanism and an elastic resetting component, wherein the water resistance adjusting mechanism, the rope pulling mechanism and the elastic resetting component are arranged on the rack; the water resistance adjusting mechanism comprises a water tank, a blade disc and a blade shaft, wherein the blade disc is arranged in the water tank, the blade shaft is connected to the center of the blade disc, and the upper end of the blade shaft extends out of the water tank; the method is characterized in that: the pull rope mechanism comprises a left pull rope, a right pull rope, a left handle and a right handle, wherein the left handle and the right handle are respectively connected to the outer end portions of the left pull rope and the right pull rope, the left pull rope and the right pull rope are respectively connected with the paddle shaft through one-way winding assemblies, and the output end of the elastic reset assembly is respectively connected with two groups of one-way winding assemblies.

The utility model adopts the technical scheme, and relates to a water resistance rowing machine, which comprises a rope pulling mechanism and an elastic reset component, wherein the rope pulling mechanism and the elastic reset component are connected to a water resistance adjusting mechanism, the outer end part of the rope pulling mechanism is held by a hand of a user, the water resistance rowing machine generates resistance to exercise of the user by striking water in a water tank through blades on a paddle disk, and the elastic reset component drives the rope pulling mechanism to reset. The pull rope mechanism in the existing scheme is formed by connecting a single holding rod with a paddle shaft through a single pull rope, and has the technical defects recorded in the background technology. The scheme is different from the prior art in that the pull rope mechanism comprises a left pull rope and a right pull rope, and the left pull rope and the right pull rope are respectively connected with a paddle shaft through a one-way winding assembly; during the use, stay cord about the user's both hands can be gripped respectively, and stay cord about pulling respectively through controlling both hands, not only can synchronous motion, can also the motion of separately, can temper or control crisscross pulling to the arm of unilateral to the impression when making the motion is more close to real rowing sensation.

Preferably, the cord pulling mechanism further includes a link, both end portions of the link are detachably connected to the left and right handles, and the left and right handles can be linked by the link. On the basis of the scheme, the left handle and the right handle can be fixedly connected through the connecting rod, so that the exercise mode that the pull rope mechanism is synchronously pulled by both hands in the existing water resistance rowing machine can be realized.

Preferably, the stand is provided with a clamping seat, and the connecting rod is clamped and fixed on the clamping seat; the left handle and the right handle comprise holding pipes for being sleeved with the end portions of the connecting rods, positioning columns are arranged on the rod bodies of the connecting rods, and positioning grooves matched with the positioning columns are formed in the inner walls of the holding pipes. On the basis of the scheme, the clamping seat can be used for positioning and placing the connecting rod, and the connecting rod is convenient to store when being stored or not used. Furthermore, the positioning column of the connecting rod and the positioning groove in the inner wall of the holding pipe can realize rapid positioning and butt joint, so that the left handle and the right handle are connected and fixed.

In another embodiment, the left side and the right side of the rack are respectively provided with a swing rod, and the left handle and the right handle can be connected with the movable ends of the two swing rods in a buckling manner. In the scheme, the swing rods are hinged to the frame, the left handle and the right handle are clamped at the movable ends of the two swing rods, and a user can swing the swing rods, which is similar to the action of rowing on a racing boat.

Preferably, the elastic reset assembly comprises two elastic ropes, one ends of the two elastic ropes are fixed on the frame, and the other ends of the two elastic ropes are respectively wound on the two unidirectional winding assemblies. In the technical scheme, the elastic rope is always in a tight state, and when a user pulls the unidirectional winding assembly through the left and right pull ropes, the unidirectional winding assembly is driven to rotate along with a blade shaft connected with the unidirectional winding assembly, and the elastic rope is further stretched; when the blade is reset, the elastic force restored by the elastic rope drives the unidirectional winding component to reversely reset and rotate (because the unidirectional winding component and the blade shaft rotate in a unidirectional way, the blade shaft cannot be driven to reversely rotate).

Preferably, the two groups of unidirectional winding assemblies are sleeved on the blade shaft up and down along the shaft, the blade shaft between the two groups of unidirectional winding assemblies is sleeved with the spacer sleeve, and the blade shafts on the upper side and the lower side of the two groups of unidirectional winding assemblies are axially positioned through the retaining ring; and the paddle shafts on the upper side and the lower side of the two groups of unidirectional winding assemblies are positioned on the fastening sleeve through bearings.

Preferably, the unidirectional winding assembly comprises an elastic rope iron sleeve, a unidirectional wheel and a bearing which are arranged in the elastic rope iron sleeve, and a wire rotating wheel sleeved outside the elastic rope iron sleeve; the elastic rope and the left/right pulling rope are respectively wound on the side surface of the wheel body of the wire rotating wheel. Among the above-mentioned technical scheme, the paddle axle passes through the bearing location on fastening sleeve (connect in the frame), and two sets of one-way wire winding subassemblies cup joint respectively on the paddle axle for one-way drive paddle axle respectively, two sets of one-way wire winding subassemblies between the spacer bush avoid two sets of one-way wire winding subassemblies to interfere with each other. In the unidirectional winding assembly, the elastic rope iron sleeve is used for increasing the strength of the mechanism, the unidirectional wheel is connected with the paddle shaft in a unidirectional mode, and the paddle shaft is driven to rotate only when the left pull rope/the right pull rope pulls the unidirectional winding assembly.

Drawings

FIG. 1 is a schematic structural view of a water resistance rowing machine according to the present invention.

Fig. 2 is a schematic view of the connection of the blade shaft and the unidirectional winding assembly.

Fig. 3 is an exploded view of the unidirectional wire winding assembly.

Fig. 4 is a schematic view of the connection of the connecting rod and the left and right handles.

FIG. 5 is a schematic view of the structure of the water resistance rowing machine with the left and right handles being pulled synchronously.

FIG. 6 is a schematic view of the water resistance rowing machine in a state where the left and right handles are pulled alternately.

FIG. 7 is a schematic view of the structure of the water resistance rowing machine in a state where the left and right handles are connected by the connecting rod and pulled synchronously.

FIG. 8 is a schematic structural view of the water resistance rowing machine in a state that the left and right handles are synchronously pulled by using the swing link.

FIG. 9 is a schematic structural view of the water resistance rowing machine in a state where the left and right handles are pulled alternately by using the swing link.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

As shown in fig. 1 to 4, the present embodiment relates to a water resistance rowing machine, which includes a frame 1, and a water resistance adjusting mechanism, a rope pulling mechanism and an elastic resetting assembly, which are disposed on the frame 1. The water resistance adjusting mechanism comprises a water tank 21, a blade disc 22 arranged in the water tank 21, and a blade shaft 23 connected to the center of the blade disc 22, wherein the upper end of the blade shaft extends out of the water tank 21, and blades 24 are regularly arranged on the blade disc 22 in the circumferential direction. The water resistance rowing machine comprises a rope pulling mechanism and an elastic reset assembly, wherein the rope pulling mechanism and the elastic reset assembly are used for being connected to a water resistance adjusting mechanism, the outer end part of the rope pulling mechanism is used for being held by a hand of a user, the water resistance rowing machine generates resistance by beating water in a water tank 21 through blades on a paddle disc 22 to provide resistance for body building of the user, and the elastic reset assembly drives the rope pulling mechanism to reset.

The pull rope mechanism in the prior art is formed by connecting a single holding rod with the paddle shaft 23 through a single pull rope, and has the technical defects recorded in the background art. The difference between the present solution and the prior art is that the rope pulling mechanism in the present solution includes a left and a right pulling rope 31, and a left and a right handles 32 respectively connected to the outer ends of the left and the right pulling ropes 31, and the left and the right pulling ropes 31 are respectively connected to the paddle shaft 23 through a one-way winding assembly 33. During the use, stay cord 31 about can holding respectively by user's both hands, stay cord 31 about pulling respectively through controlling both hands, not only can the synchronous motion, but also can the split motion, can temper or control crisscross pulling to the arm of unilateral to the impression when making the motion is more close to real rowing sensation.

As shown in fig. 1, the output ends of the elastic restoring components are respectively connected to two sets of unidirectional winding components 33. In a specific embodiment, the elastic resetting component comprises two elastic ropes 4, one end of each elastic rope 4 is fixed on the frame 1, and the other end of each elastic rope 4 is wound on the two unidirectional winding components 33. In the technical scheme, the elastic rope 4 is always in a tight state, when a user pulls the unidirectional winding assembly 33 through the left and right pull ropes 31, the unidirectional winding assembly 33 and the blade shaft 23 connected with the unidirectional winding assembly 33 are driven to rotate, and the elastic rope 4 is further stretched. When resetting, the elastic force of the elastic rope 4 drives the unidirectional winding assembly 33 to reversely reset and rotate (because the unidirectional winding assembly rotates with the paddle shaft 23 in a unidirectional way, the paddle shaft 23 cannot be driven to reversely rotate).

In the embodiment shown in fig. 2 and 3, the two unidirectional winding assemblies 33 are axially sleeved on the blade shaft 23 up and down, the spacer 34 is sleeved on the blade shaft 23 between the two unidirectional winding assemblies 33, and the blade shafts 23 on the upper and lower sides of the two unidirectional winding assemblies 33 are axially positioned by the retaining ring 35. And the blade shafts 23 on the upper and lower sides of the two sets of unidirectional winding assemblies 33 are also positioned on the fastening sleeve 37 through bearings 36. The unidirectional winding component 33 includes an elastic cord iron sleeve 331, a unidirectional wheel 332 and a bearing 36 which are arranged inside the elastic cord iron sleeve 331, and a wire rotating wheel 333 which is sleeved outside the elastic cord iron sleeve 331. The elastic rope 4 and the left/right pulling rope are respectively wound on the side surfaces of the wheel body of the wire rotating wheel 333. In the above technical solution, the paddle shaft 23 is positioned on the fastening sleeve 37 (connected to the frame 1) through the bearing 36, the two sets of unidirectional winding assemblies 33 are respectively sleeved on the paddle shaft 23 and used for respectively driving the paddle shaft 23 in a unidirectional manner, and the spacer 34 between the two sets of unidirectional winding assemblies 33 prevents the two sets of unidirectional winding assemblies 33 from interfering with each other. In the unidirectional winding assembly 33, the elastic cord iron sleeve 331 is used for enhancing the strength of the mechanism, the unidirectional wheel 332 is used for ensuring unidirectional connection with the blade shaft 23, and the blade shaft 23 is driven to rotate only when the unidirectional winding assembly 33 is pulled by the left/right pulling ropes.

On the basis of the scheme, the rope pulling mechanism can also adopt the following technical scheme:

as shown in fig. 4 and 7, the rope pulling mechanism further includes a link 38, and both end portions of the link 38 are detachably connected to the left and right handles 32, and the left and right handles 32 can be linked by the link 38. On the basis of the scheme, the left handle 32 and the right handle 32 can be connected and fixed through the connecting rod 38, so that the exercise mode that the pull rope mechanism is synchronously pulled by both hands in the existing water resistance rowing machine can be realized. In this scheme, the frame 1 is provided with a clamping seat 11, and the connecting rod 38 is clamped and fixed on the clamping seat 11. Handle 32 all includes and is used for cup jointing the pipe 321 that holds of connecting rod 38 tip, is equipped with reference column 381 on the body of rod of connecting rod 38, holds and is equipped with the constant head tank with reference column 381 looks adaptation in the inner wall of pipe 321. On the basis of the above solution, the clamping seat 11 can be used for positioning and placing the connecting rod 38, and is convenient to store when the connecting rod 38 is stored or not used. Furthermore, the positioning column 381 of the connecting rod 38 and the positioning groove in the inner wall of the holding tube 321 can realize rapid positioning and butt joint, so that the left and right handles 32 are connected and fixed.

As shown in fig. 8 and 9, the left and right sides of the frame 1 are respectively provided with a swing rod 39, and the left and right handles 32 can be connected with the movable ends of the swing rods 39 by means of a snap fit. In the scheme, the swing rods 39 are hinged on the frame 1, the left handle 32 and the right handle 32 are connected to the movable ends of the swing rods 39 in a clamping mode, and a user can swing the swing rods 39, which is similar to the action of rowing on a racing boat. In this embodiment, the connection manner between the left and right handles 32 and the end portions of the swing rods 39 can refer to the connection manner between the left and right handles 32 and the connecting rods 38. As shown in fig. 6, the swing link 39 can be stored in the rack when not in use.

Finally, various rowing structures of the rope pulling mechanism can be integrated in the same equipment, as shown in the attached drawings of the scheme; based on the water resistance rowing machine, the following body building modes can be specifically adopted:

1, as shown in fig. 5, only use the exercise mode of synchronously pulling the left and right handles 32;

2, as shown in fig. 6, only the exercise mode of pulling the left and right handles 32 in a staggered manner is used;

3, in the drawing, on the basis of the mode 2, only the left/right handles are pulled to exercise the single arm;

4, as shown in fig. 7, a body-building mode that the left and right handles 32 are connected and pulled synchronously by the connecting rod 38;

5, as shown in fig. 8, adopting a body-building mode that the left and right handles 32 are synchronously pulled under the condition of the swing rod 39;

6, as shown in fig. 9, the exercise mode that the left and right handles 32 are pulled alternately under the condition of adopting the swing rod 39 is adopted.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made in the above embodiments by those of ordinary skill in the art without departing from the principle and spirit of the present invention.

Claims

1. A water resistance rowing machine comprises a rack (1), and a water resistance adjusting mechanism, a rope pulling mechanism and an elastic resetting component which are arranged on the rack (1); the water resistance adjusting mechanism comprises a water tank (21), a blade disc (22) arranged in the water tank (21), and a blade shaft (23) which is connected to the center of the blade disc (22) and the upper end of which extends out of the water tank (21); the method is characterized in that: the pull rope mechanism comprises a left pull rope, a right pull rope (31) and a left handle (32) which are connected to the outer end portions of the left pull rope and the right pull rope (31) respectively, the left pull rope and the right pull rope (31) are connected with the paddle shaft (23) through unidirectional winding assemblies (33) respectively, and the output end of the elastic reset assembly is connected with two sets of unidirectional winding assemblies (33) respectively.

2. A water-resistant rowing machine in accordance with claim 1, wherein: the rope pulling mechanism further comprises a connecting rod (38), two end parts of the connecting rod (38) are detachably connected with the left handle (32) and the right handle (32), and the left handle (32) and the right handle (32) can be linked through the connecting rod (38).

3. A water-resistant rowing machine in accordance with claim 2, wherein: the rack (1) is provided with a clamping seat (11), and the connecting rod (38) is clamped and fixed on the clamping seat (11); the left handle and the right handle (32) comprise holding pipes (321) used for being sleeved with the end portions of the connecting rods (38), positioning columns (381) are arranged on rod bodies of the connecting rods (38), and positioning grooves matched with the positioning columns (381) are formed in the inner walls of the holding pipes (321).

4. A water-resistant rowing machine in accordance with claim 1, wherein: the left side and the right side of the frame (1) are respectively provided with a swing rod (39) in a hinged mode, and the left handle (32) and the right handle can be connected with the movable ends of the swing rods (39) in a buckled mode.

5. A water-drag rowing machine in accordance with any one of claims 1 to 4, wherein: the elastic reset assembly comprises two elastic ropes (4), one ends of the two elastic ropes (4) are fixed on the rack (1), and the other ends of the two elastic ropes are respectively wound on the two unidirectional winding assemblies (33).

6. A water-resistant rowing machine in accordance with claim 5, wherein: the two groups of unidirectional winding assemblies (33) are sleeved on the paddle shaft (23) along the shaft up and down, the paddle shaft (23) between the two groups of unidirectional winding assemblies (33) is sleeved with a spacer bush (34), and the paddle shafts (23) on the upper side and the lower side of the two groups of unidirectional winding assemblies (33) are axially positioned through retaining rings (35); and the blade shafts (23) on the upper side and the lower side of the two groups of unidirectional winding assemblies (33) are also positioned on the fastening sleeve (37) through bearings (36).

7. A water-resistant rowing machine in accordance with claim 5, wherein: the unidirectional winding component (33) comprises an elastic rope iron sleeve (331), a unidirectional wheel (332) and a bearing (36) which are arranged in the elastic rope iron sleeve (331), and a wire rotating wheel (333) which is sleeved on the outer side of the elastic rope iron sleeve (331); the elastic rope (4) and the left pulling rope/the right pulling rope are respectively wound on the side surfaces of the wheel bodies of the wire rotating wheels (333).