CN213941989U - Foldable rowing machine - Google Patents

Abstract

The utility model discloses a rowing machine that can fold up contains a frame unit, a resistance unit and a support unit in command, and this frame unit has two horizontal pole groups and one is located the face of taking of horizontal pole group top, and this two horizontal pole groups set up along controlling the direction interval. The resistance unit is arranged below the cross bar group along an up-down direction and is used for providing motion resistance. The handle bracket unit is pivotally arranged at the front end of the rack unit and can be connected to the resistance unit in a pulling manner, and the handle bracket unit comprises a bracket body, a handle group and a positioning piece. The bracket body can be pivotally arranged on the two cross rod groups, and the bracket body can be pivotally folded between the two cross rod groups. The handle group is arranged on the bracket body and can be connected to the resistance unit in a pulling way. The positioning piece is used for connecting the support body and the cross bar group and enabling the support body to be positioned on the cross bar group, and further enabling the handle support unit to be unfolded in a using state relative to the rack unit.

Description

Foldable rowing machine

Technical Field

The utility model relates to a training device, in particular to a foldable rowing machine which is suitable for adjusting a cardiovascular system and training the agility or coordination of movement.

Background

Referring to fig. 1 and 2, a foldable rowing machine 1, for example, chinese patent publication No. CN108704249A, includes a base 11, a water tank 12 installed at a bottom side of the base 11, a seat cushion 13 installed at a top side of the base 11, two pedals 14 respectively installed at left and right sides of the base 11, a diagonal brace 15 rotatably installed at the base 11, a handle 16 installed at the diagonal brace 15, and a driving belt 17 connected to the handle 16 and connected to the water tank 12 in a pulling manner. When a trainer sits on the seat cushion 13, places feet on the pedals 14, holds the handle 16 with both hands and pulls the handle towards the back, the handle 16 can drive the transmission belt 17 to drive the blades (not shown) in the water tank 12 to rotate so as to generate motion resistance, and the aim of motion training is achieved by simulating rowing. When the foldable rowing machine 1 is not used for a long time, the diagonal brace 15 can be turned toward the base 11 to a folded state for storage or transportation.

Although the foldable rowing machine 1 has the above-mentioned features, when the foldable rowing machine is folded, the inclined strut 15 is slightly higher than the seat 13 to form a raised ridge, which results in an ineffective storage volume.

Disclosure of Invention

Therefore, the utility model aims at providing a can retrench the foldable rowing machine of storage volume.

Therefore, the novel foldable rowing machine comprises a frame unit, a resistance unit and a handle frame unit.

The frame unit extends along a front-back direction and is provided with two cross rod groups and a seating surface positioned above the cross rod groups, the two cross rod groups are arranged at intervals along a left-right direction, and the seating surface is used for seating. The resistance unit is arranged below the cross bar group along an up-down direction and is used for providing motion resistance.

The handle bracket unit is pivotally arranged at the front end of the rack unit and can be connected to the resistance unit in a pulling manner, and the handle bracket unit comprises a bracket body, a handle group and a positioning piece. The support body is pivotally arranged on the two cross rod sets, and the support body can be pivoted towards the direction of the sitting surface and folded between the two cross rod sets. The handle group is arranged on the bracket body and can be connected to the resistance unit in a pulling way. The positioning piece is used for connecting the support body and the cross bar group and enabling the support body to be positioned on the cross bar group, and further enabling the handle support unit to be unfolded in a using state relative to the rack unit.

The utility model has the advantages that: the utility model discloses set up horizontal pole group interval and can form between them and accomodate the space to utilize this support body pivot ground to set up in this horizontal pole group, make this support body can fold up in this horizontal pole intergroup towards the direction pivot of this plane of taking advantage of, consequently, the utility model discloses can retrench and accomodate the volume.

Drawings

FIG. 1 is a perspective view illustrating a foldable rowing machine of Chinese patent publication No. CN 108704249A;

FIG. 2 is a perspective view of the folding rowing machine in a folded state;

FIG. 3 is a perspective view of the embodiment of the present invention in a use position;

FIG. 4 is a perspective view of the embodiment from another angle;

FIG. 5 is a fragmentary perspective exploded view of the handle rack unit of this embodiment;

FIG. 6 is a perspective view of the embodiment in a collapsed state;

FIG. 7 is a fragmentary exploded perspective view of one of the pedal sets of the embodiment; and

FIG. 8 is a fragmentary cross-sectional view of one of the pedal sets.

[ notation ] to show

2 frame unit

21: vertical frame

211 front frame body

212 rear frame body

213 connecting rod

214 universal wheel

215 roller wheel

22 chair frame

23 horizontal rod group

231 horizontal rod

232 is a guide rail

233 mounting plate

234 storage section

235 sitting section

236 positioning connection hole

24: baffle plate

25: seat board

26 seat

261 seat cushion

262 a pulley

263 riding surface

3 resistance unit

31 water resistance tank

32: water tank shaft group

4 handle support unit

41 support handle

411 pivoting pipe

412 handle shaft group

413 pivot hole

414 positioning hole

42 positioning part

421 rod member

422 pull ring

43 handle set

431 handle

432 pulling rope

44 display panel

5, pedal group

51 pedal

52 cutting-proof plate

520 guide channel

521 base wall

522 side wall

53 metal sheet

54 annular belt

X is the front-back direction

Y is the left-right direction

Z is in the vertical direction

Detailed Description

To further illustrate the various embodiments, the invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention 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 invention will now be further described with reference to the accompanying drawings and detailed description.

Before the present invention is described in detail, it should be noted that in the following description, the front-back direction X, the left-right direction Y, and the up-down direction Z are referred to as the direction viewed by the trainer operating the present invention.

Referring to fig. 3 to 5, the foldable rowing machine of the present invention includes a frame unit 2, a resistance unit 3, a handle frame unit 4 and two pedal sets 5. The embodiment is a water resistance type rowing machine approaching to real rowing feeling, which is suitable for a trainer to adopt sitting posture and simulate rowing action, and can train upper half body core muscle groups and leg muscles and strengthen the abdomen where fat is easy to accumulate by changing water quantity and paddle pulling speed to adjust movement resistance.

The frame unit 2 extends in the front-rear direction X and includes a stand 21 and a chair frame 22 connected to a top side of the stand 21. The stand 21 has a front frame 211 located at the front side, a rear frame 212 located at the rear side, two connecting rods 213 connecting the front frame 211 and the rear frame 212, a universal wheel 214 and two rollers 215 for moving, which are rotatably disposed on the rear frame 212 and are used for fixed-point steering. The rear frame 212 is in an inverted T shape, and the connecting rods 213 extend from the front frame 211 in parallel to the rear, and then extend to the rear frame 212 in a downward inclined manner.

The chair frame 22 has two cross bar sets 23, a baffle 24, a seat plate 25, and a seat 26 slidably disposed on the two cross bar sets 23. The two cross bar sets 23 are disposed at intervals along the left-right direction Y and connected to the front frame 211 and the rear frame 212. Each of the rail sets 23 has a rail 231 extending in the front-rear direction X, a rail 232 made of a metal material and disposed on a top side of the rail 231, and a mounting plate 233 fixed to a front side of the rail 231. The cross bar 231 has a receiving section 234 and a seating section 235 opposite to the receiving section 234, the guide rail 232 is laid on the seating section 235 and extends to the receiving section 234, and the mounting plate 233 has a positioning connection hole 236.

The baffle 24 is attached to the mounting plates 233 in the left-right direction Y. The seat plate 25 is connected to the seating sections 235 of the two rail groups 23 and shields the space between the seating sections 235 of the two rail groups 23. The seat 26 is adjustably disposed above the seat plate 25, and preferably, the seat 26 has a seat cushion 261 above the two cross bar sets 23, and a plurality of pulleys 262 rotatably mounted on the bottom side of the seat cushion 261, the seat cushion 261 having a seating surface 263 for seating, the pulleys 262 being slidably disposed on the two guide rails 232. Because the guide rail 232 is made of metal material, it has the advantages of good sliding property and high wear resistance, so that it can raise the sliding property between the pulleys 262 and the guide rail 232 and prolong its service life.

The resistance unit 3 is disposed below the two cross bar groups 23 in the up-down direction Z and serves to provide resistance to movement. The resistance unit 3 includes a water resistance tank 31 disposed on the top side of the two connecting rods 213 for generating motion resistance, and a tank shaft group 32 exposing the water resistance tank 31.

Referring to fig. 3, 5 and 6, the handle bracket unit 4 is pivotally disposed at the front end of the frame unit 2 and can be pulled to connect to the resistance unit 3, and the handle bracket unit 4 includes a bracket body 41, a positioning member 42 and a handle set 43.

The frame body 41 is pivotally disposed on the two cross bar sets 23, and the frame body 41 can be folded between the two cross bar sets 23 by pivoting toward the seating surface 263. The holder body 41 has a pivot tube 411 and a handle shaft set 412. The pivot pipe 411 has a pair of pivot holes 413 pivotally connected to the two mounting plates 233 of the two cross bar sets 23, and a pair of positioning holes 414 spaced apart from the pair of pivot holes 413, the pair of positioning holes 414 respectively corresponding to the positioning connection holes 236 of the two mounting plates 233. The bracket body 41 is pivotally disposed on the two mounting plates 233 located at the front sides of the two cross bar sets 23 through the pair of pivot holes 413, specifically, pivotally connected to the pivot holes (lower ends) of the two mounting plates 233 far away from the pair of positioning connection holes 236. The positioning member 43 is detachably inserted through the pair of positioning attachment holes 236 and the pair of positioning holes 414. In the present embodiment, the positioning member 42 has a rod member 421 penetrating the pair of positioning connection holes 236 and the pair of positioning holes 414, and a pull ring 422 connected to the rod member 421 and exposed out of one of the mounting plates 233.

The handle set 43 is disposed opposite to the pair of pivot holes 413 on the bracket body 41 and is connected to the resistance unit 3 in a pulling manner. The handle set 43 has a handle 431 for grasping and pulling, and a pulling rope (not shown) that is passed around the handle shaft set 412 by the handle 431 and connected to the tank shaft set 32 of the resistance unit 3. The trainer can pull the handle 431 back and forth by both hands, so that one end of the pulling rope can be linked to move back and forth towards the direction of the trainer, and the rowing action is simulated for training.

The positioning member 42 is used to connect the rack body 41 and the two cross bar sets 23, and enable the rack body 41 to be positioned on the two cross bar sets 23, so that the handle rack unit 4 is unfolded in a use state (see fig. 3) relative to the rack unit 2, and the rack body 41 abuts against the baffle plate 24 to limit the position, so that the handle rack unit 4 can swing to an angle of the use state. The pull ring 422 of the positioning member 42 is held and pulled by fingers to serve as a force applying portion, which facilitates the application of force when pulling the positioning member 42. In other variations, the pull ring 422 can be replaced with a solid round head or a T-head, again with a convenient application force.

Referring to fig. 3 and 6, the foldable rowing machine can be switched between the use state in which the handle set 43 is higher than the two cross bar sets 23 in the up-down direction Z and a folded state (see fig. 6). When the present invention is to be converted from the use state to the folded state, if a display panel 44 is installed on the handle bracket unit 4, the display panel 44 needs to be detached first, and then the positioning member 42 is pulled out and separated from the pivot tube 411 and the two mounting plates 233. Then, the handle 431 is pulled toward the seat 26 and turned to a direction perpendicular to the ground, and then the bracket body 41 is pivoted toward the seating surface 263 to be located between the two cross bar sets 23 to reach the folded state, and in the folded state, the position of the bracket body 41 in the up-down direction Z is lower than the seat 26, and the position of the handle set 43 in the up-down direction Z is lower than the cross bars 231, so that the storage volume of the present invention is relatively compact. It should be noted that, in the folded state, the present invention can be erected (even if the rear frame body 212 is flatly laid to face the ground) and the universal wheels 214 and the rollers 215 are in contact with the ground, so that the user can steer at a fixed point through the universal wheels 214, thereby facilitating transportation or movement.

Referring to fig. 3, 7 and 8, the pedal groups 5 are respectively disposed on the left and right sides of the frame unit 2, each pedal group 5 includes a pedal 51 for being pressed, a cutting-proof plate 52 disposed on the bottom side of the pedal 51 and made of a non-metal material, a metal sheet 53 pressed against the bottom side of the cutting-proof plate 52, and a ring belt 54 disposed between the cutting-proof plate 52 and the metal sheet 53 and surrounding the pedal 51, wherein the ring belt 54 is adjustable in length and used for positioning the foot. The cutting-proof plate 52 of each pedal set 5 is made of plastic material and has a base wall 521 and two side walls 522 formed on two opposite sides of the base wall 521, the side walls 522 and the base wall 521 surround to form a U-shaped guide channel 520 facing the metal sheet 53, and the guide channel 520 is used for the ring belt 54 to pass through and abut against. The metal sheet 53 is screwed and fixed to the cutting-proof plate 52 by two screws (not shown), the ring belt 54 is inserted between the cutting-proof plate 52 and the metal sheet 53 and can be positioned, and since the cutting-proof plate 52 is made of nonmetal plastic material, the abrasion between the cutting-proof plate 52 and the ring belt 54 is small, thereby preventing the ring belt 54 from being abraded and cut after adjusting the length for many times, and improving the service life of the ring belt 54.

It can be understood that when the height of the trainer is high or the height of the frame unit 2 is low, the two feet of the trainer can directly step on the ground, therefore, the pedal group 5 can be omitted.

To sum up, the utility model discloses set up two cross bar group 23 intervals and can form between them and accomodate the space to utilize this support body 41 pivot ground to set up in these two cross bar group 23, make this support body 41 can be folded up in between two cross bar group 23 towards the direction pivot of the seat face 263 of this seat 26, make this support body 41 be less than this seat 26 in the position on this upper and lower direction Z, and this position of handle group 43 on this upper and lower direction Z is less than these horizontal poles 231, consequently, the utility model discloses can retrench and accomodate the volume. Therefore, the object of the present invention can be achieved.

While the invention 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 invention as defined by the appended claims.

Claims (10)

1. A collapsible rowing machine, comprising:

a frame unit extending in a front-rear direction and having two cross bar groups and a seating surface above the cross bar groups, the two cross bar groups being spaced apart in a left-right direction, the seating surface being for seating;

the resistance unit is arranged below the cross bar group along an up-down direction and is used for providing motion resistance; and

a handle bracket unit pivotably provided at a front end of the frame unit and drawably connected to the resistance unit, characterized in that the handle bracket unit comprises:

a support body which is pivotally arranged on the two cross bar groups and can be pivotally folded between the two cross bar groups towards the direction of the seating surface,

a handle set disposed on the bracket body and connected to the resistance unit in a drawable manner, an

And the positioning piece is used for connecting the bracket body and the cross bar group and enabling the bracket body to be positioned in the cross bar group, so that the handle bracket unit is unfolded in a use state relative to the rack unit.

2. A collapsible rowing machine in accordance with claim 1, wherein: the bracket body is provided with a pair of pivot holes which are pivoted on the transverse rod group and a pair of positioning holes which are arranged at intervals with the pair of pivot holes, the pair of pivot holes and the handle group are arranged in a reverse way, and the pair of positioning holes are used for detachably penetrating the positioning piece.

3. A collapsible rowing machine in accordance with claim 2, wherein: each cross rod group is provided with a cross rod extending along the front-back direction and a mounting plate fixed on the front side of the cross rod, each mounting plate is provided with a positioning connecting hole corresponding to the positioning hole, and the positioning piece can movably penetrate through the positioning connecting holes and the positioning holes.

4. A collapsible rowing machine in accordance with claim 3, wherein: the positioning piece is provided with a rod piece penetrating through the positioning connecting hole and the positioning hole and a force application part connected with the rod piece and exposed out of one of the mounting plates.

5. A collapsible rowing machine in accordance with claim 3, wherein: the rack unit is also provided with a baffle plate connected with the mounting plate, and the baffle plate is used for enabling the bracket body to abut against and limit the bracket body so as to enable the handle bracket unit to swing to the angle of the use state.

6. A collapsible rowing machine in accordance with claim 1, wherein: the frame unit comprises a vertical frame and a chair frame connected to the top side of the vertical frame, wherein the chair frame is provided with a cross rod group and a seat which can be arranged on the cross rod group in a sliding manner.

7. A collapsible rowing machine in accordance with claim 6, wherein: each cross bar group is provided with a cross bar extending along the front-back direction and a guide rail which is arranged on the top side of the cross bar and is made of metal materials, and the seat is provided with a plurality of pulleys which can be arranged on the guide rail in a sliding way.

8. A collapsible rowing machine in accordance with claim 6, wherein: each transverse rod group is provided with a transverse rod extending along the front-back direction, the transverse rod is provided with a containing section for the support body to be arranged, a sitting section opposite to the containing section, the chair frame is further provided with a seat board connected with the sitting section of the transverse rod group, and the seat is positioned above the seat board.

9. A collapsible rowing machine in accordance with claim 1, wherein: the frame unit also has a universal wheel formed at the rear end for fixed-point steering, and two rollers for movement.

10. A collapsible rowing machine in accordance with claim 1, wherein: the pedal set comprises a pedal used for being stepped on, a cutting-proof plate which is arranged at the bottom side of the pedal and is made of non-metal materials, a metal sheet which is pressed against the bottom side of the cutting-proof plate, and an annular belt which is arranged between the cutting-proof plate and the metal sheet in a penetrating mode, surrounds the upper portion of the pedal and is used for enabling feet to be sleeved and positioned.

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