CN219462433U - Multifunctional rowing machine - Google Patents

Abstract

The application discloses a multifunctional rowing machine. The multifunctional rowing machine comprises a bracket component and a pedal component, wherein the pedal component is symmetrically arranged on the bracket component; the handle assembly is arranged on the bracket assembly and is positioned above the pedal assembly; the seat cushion assembly is arranged on the bracket assembly in a sliding way and is positioned on one side of the pedal assembly; pulling the handle assembly by sitting on the seat cushion assembly and pedaling the pedal assembly, so as to perform rowing; by kneeling or standing on the ground and holding the seat cushion assembly, the seat cushion assembly is pushed and pulled back and forth for abdominal exercise. The rowing machine has the advantages that the technical problem that the diversified movement requirements of users cannot be met due to the fact that the rowing machine is single in movement mode is solved.

Description

Multifunctional rowing machine

Technical Field

The application relates to the field of fitness equipment, in particular to a multifunctional rowing machine.

Background

The inventor finds that the prior rowing machine can only do rowing exercise by back and forth reciprocating force during training, has single exercise mode, and can not meet the diversified exercise demands of users.

Aiming at the problems that the rowing machine in the related technology has single motion mode and can not meet the diversified motion requirements of users, no effective solution is proposed at present.

Disclosure of Invention

The main aim of the application is to provide a multifunctional rowing machine to solve the problem that current rowing machine motion mode is single, can't satisfy the diversified motion demand of user.

In order to achieve the above object, the present application provides a multifunctional rowing machine.

A multi-functional rowing machine according to the present application comprises: the bracket component is provided with a bracket assembly,

the pedal assemblies are symmetrically arranged on the bracket assembly;

the handle assembly is arranged on the bracket assembly and is positioned above the pedal assembly;

the seat cushion assembly is arranged on the bracket assembly in a sliding way and is positioned on one side of the pedal assembly;

by sitting on the seat cushion assembly and stepping on the pedal assembly, the pull handle assembly is pulled by hand for rowing by kneeling or standing on the ground and holding the seat cushion assembly back and forth for abdominal exercise.

Further, the bracket assembly includes: the device comprises a D-shaped rowing machine assembly, first supporting bases and supporting structures, wherein the first supporting bases and the supporting structures are respectively arranged at the left side and the right side of the bottom of the D-shaped rowing machine assembly; a connecting sleeve rod, one end of which is connected with one side of the D-shaped rowing machine assembly, which is close to the seat cushion assembly; one end of the sliding rail is connected with the other end of the connecting sleeve rod; the top end of the supporting rod is connected with the bottom of one end, far away from the connecting sleeve rod, of the sliding rail, and the supporting rod is inclined from top to bottom along the direction far away from the sliding rail; and the second support base is connected with the bottom end of the support rod.

Further, the handle assembly includes: one end of the connecting rope is arranged in the general assembly of the D-shaped rowing machine; a handrail connected with the other end of the connecting rope; and the tension controller is connected with the connecting rope.

Further, the pedal assembly includes: two foot pedals symmetrically arranged on the front side and the rear side of the assembly of the D-shaped rowing machine, and the foot pedals are rotatably connected with the assembly of the D-shaped rowing machine; the heel of the foot pedal is provided with an anti-slip heel, the foot pedal of the foot pedal is provided with an anti-slip structure, and the middle of the foot pedal, which is positioned at the front, is also provided with a foot strap.

Further, the seating pad assembly includes: the seat cushion is arranged at the sliding groove assembly at the bottom of the seat cushion, and the sliding groove assembly is matched with the sliding rail.

Further, the seating pad assembly further includes: the armrest component is arranged at the bottom of the seat cushion and positioned at one side of the chute component; the armrest assembly includes: the two ends of the grab rail protrude out of the seat cushion; the foam piece is wrapped at two ends of the grab rail; the abdomen building exercise is performed by sitting on the seat cushion and holding the armrest assembly by hand.

Further, the method further comprises the following steps: a locking knob detachably connected with the seat cushion assembly and the slide rail;

when the locking knob is connected, the seat cushion assembly is fixed at different positions of the sliding rail, and the armrest assembly is held by hand so as to perform push-up movement;

when the locking knob is removed, the seat cushion assembly may slide relative to the slide rail for rowing or abdomen building movement.

Further, a sliding rail thread piece is arranged on one end face of the sliding rail, which is far away from the general assembly of the D-shaped rowing machine; further comprises: foam assembly with slide rail screw thread piece is connected, foam assembly includes: the base is connected with the sliding rail through the base; the bottom end of the protective foam support piece is fixed at the top of the base, and the top end of the protective foam support piece is inclined upwards; and the protective foam is connected with the top end of the protective foam support piece.

Further, the method further comprises the following steps: a kneeling pad disposed on the floor adjacent to the foam component.

Further, a fixed base is arranged at the top of the assembly of the D-shaped rowing machine, an intelligent electronic watch is fixed at the top end of the fixed base, and the intelligent electronic watch is connected with the handle assembly.

In the embodiment of the application, a pedal assembly, a handle assembly and a seat cushion assembly are arranged, and the pedal assembly is symmetrically arranged on the bracket assembly through the bracket assembly; the handle assembly is arranged on the bracket assembly and is positioned above the pedal assembly; the seat cushion assembly is arranged on the bracket assembly in a sliding way and is positioned on one side of the pedal assembly; pulling the handle assembly by sitting on the seat cushion assembly and pedaling the pedal assembly, so as to perform rowing; through kneeling on the ground or standing on the ground, and hold the seatpad subassembly, push-and-pull is in order to carry out the exercise of building the abdomen, has reached not only can carry out the exercise of rowing boat, can also carry out the purpose of exercise the exercise of building the abdomen to realized diversified moving technical effect, and then solved because rowing boat movement pattern is single, can't satisfy the technical problem of user's diversified motion demand.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the application and to provide a further understanding of the application with regard to the other features, objects and advantages of the application. The drawings of the illustrative embodiments of the present application and their descriptions are for the purpose of illustrating the present application and are not to be construed as unduly limiting the present application. In the drawings:

FIG. 1 is a schematic structural view of a multi-functional rowing machine according to an embodiment of the application;

FIG. 2 is a side view of a multi-function rowing machine according to an embodiment of the application;

FIG. 3 is a partial schematic view of the right side of the multi-function rowing machine in accordance with an embodiment of the application;

FIG. 4 is a schematic view of a state of a rowing motion of the multifunctional rower according to an embodiment of the application;

FIGS. 5-6 are schematic views illustrating the state of the abdomen exercise of the multifunctional rowing machine according to the embodiment of the present application;

fig. 7-8 are schematic views of the state of the kneeling-posture exercise wheel movement of the multifunctional rower according to the embodiments of the present application;

fig. 9 to 10 are schematic views showing a state of push-up movement of the multifunctional rowing machine according to the embodiment of the present application.

Reference numerals

1. A bracket assembly; 2. a pedal assembly; 3. a handle assembly; 4. a seat cushion assembly; 5. d-shaped rowing machine assembly; 6. a first support base; 7. a support structure; 8. connecting a loop bar; 9. a slide rail; 10. a support rod; 11. a second support base; 12. a connecting rope; 13. a handle; 14. a tension controller; 15. a foot pedal; 16. an anti-slip heel; 17. an anti-slip structure; 18. a foot strap; 19. a seat cushion; 20. a chute assembly; 21. a side plate; 22. a first connection through hole; 23. a second connection through hole; 24. a concave clamping plate; 25. a third connecting through hole; 26. a first bolt assembly; 27. a second bolt assembly; 28. a handrail assembly; 29. a grab rail; 30. a foam piece; 33. a first screw; 34. a locking knob; 35. a fourth connecting through hole; 36. a fifth connection through hole; 37. slide rail thread piece; 38. a third threaded through hole; 39. a foam component; 40. a base; 41. a fourth threaded through hole; 42. a protective foam support; 43. protective foam; 44. a second screw; 45. kneeling pad; 46. a fixed base; 47. an intelligent electronic watch.

Detailed Description

In order to make the present application solution better understood by those skilled in the art, the following description will be made in detail and with reference to the accompanying drawings in the embodiments of the present application, it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the present application described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are only used to better describe the present utility model and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.

Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the present utility model will be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, the terms "mounted," "configured," "provided," "connected," "coupled," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1-10, the present application relates to a multi-functional rowing machine comprising: the pedal assembly 2 is symmetrically arranged on the bracket assembly 1; a handle assembly 3 provided on the bracket assembly 1 and located above the pedal assembly 2; a seat cushion assembly 4 slidably provided on the bracket assembly 1 and located at a pedal side of the pedal assembly 2; pulling the handle assembly 3 by sitting on the seat cushion assembly 4 and pedaling the pedal assembly 2 to perform a rowing exercise; by kneeling or standing on the ground and holding the seat cushion assembly 4, the front and rear are pushed and pulled to perform the abdomen exercise.

Specifically, the bracket component 1 mainly plays a role in supporting the whole device and bearing the structure arranged on the bracket component 1; the pedal assemblies 2 are symmetrically arranged on the front side and the rear side of the bracket assembly 1, the front side and the rear side are respectively provided with a pedal 15, and the direction of the pedal 15 faces the seat cushion assembly 4 so that a user can tread on the pedal assemblies 2 when sitting on the seat cushion assembly 4; the handle component 3 is arranged on the bracket component 1, is positioned above the pedal component 2 and in the middle of the pedal component 2, directly extends out of the bracket component 1 when pulled out, and directly retracts into the bracket component 1 when retracted so as to avoid interference with the pedal component 2 when the handle component 3 is pulled; a seat cushion assembly 4 slidably connected to the bracket assembly 1 in a left-right direction; when a user sits on the seat cushion assembly 4 and faces the direction of the pedal assembly 2, namely faces to the left, tramples on the pedal assembly 2, firstly, the user kicks the legs rightwards and stretches the handle assembly 3, then bends the legs leftwards and returns the handle assembly 3, so that the rowing exercise is completed in a reciprocating manner, and the user can trample on the pedal assembly 2 to pull the handle assembly 3 back and forth or pull the handle assembly 3 to repeatedly kick the legs so as to exercise pertinently; when the user performs the abdomen exercise, kneels on or stands on the ground on the right side of the multifunctional rowing machine and faces the seat cushion assembly 4 on the left side, the seat cushion assembly 4 is held by hand to push leftwards and then pulled backwards rightwards, so that the abdomen exercise is performed, and the seat cushion assembly 4 is used as an abdomen exercise wheel; the user may also stand on the ground or sit on the seat cushion 19, repeatedly stretching the handle assembly 3 to exercise the arms.

As can be seen from the above description, in the embodiment of the present application, by providing the step assembly 2, the handle assembly 3 and the seat cushion assembly 4, the step assembly 2 is symmetrically provided on the bracket assembly 1 through the bracket assembly 1; a handle assembly 3 provided on the bracket assembly 1 and located above the pedal assembly 2; a seat cushion assembly 4 slidably provided on the bracket assembly 1 and located at a pedal side of the pedal assembly 2; pulling the handle assembly 3 by sitting on the seat cushion assembly 4 and pedaling the pedal assembly 2 to perform a rowing exercise; by kneeling on the ground or standing on the ground and holding the seat cushion assembly 4, the seat cushion assembly is pushed and pulled back and forth to perform abdomen building exercise, the purpose of not only rowing exercise but also abdomen building exercise is achieved, the technical effect of diversified exercise is achieved, and the technical problem that the diversified exercise requirements of users cannot be met due to the fact that the rowing machine is single in exercise mode is solved.

Preferably, the bracket assembly 1 includes: the device comprises a D-shaped rowing machine assembly 5, first support bases 6 respectively arranged at the left side and the right side of the bottom of the D-shaped rowing machine assembly 5, wherein the first support bases 6 are symmetrically arranged at the front side and the rear side of the bottom of the left side of the D-shaped rowing machine assembly 5 and are used for preventing users from toppling when using the device; the supporting structure 7 is arranged in the middle of the bottom of the right side of the D-shaped rowing machine assembly 5, has the same height as the first supporting base 6 and is used for providing support for the D-shaped rowing machine assembly 5 so as to avoid the damage of the D-shaped rowing machine assembly 5 caused by the stress of only one side during movement; the left end of the connecting sleeve rod 8 is connected with the right side of the D-shaped rowing machine assembly 5, and the right end of the connecting sleeve rod is connected with the left end of the sliding rail 9, so that the sliding rail 9 is fixed on the D-shaped rowing machine assembly 5 in a transition effect, the sliding rail 9 is nearly parallel to the ground or parallel to the ground, and a user cannot slide off the seat cushion assembly 4 directly due to the fact that the inclination angle of the sliding rail 9 is too large; a support rod 10, the top end of which is connected with the bottom of the right end of the slide rail 9 and is inclined from top to bottom in a direction away from the slide rail 9; the second support base 11 is connected with the bottom of bracing piece 10, and the symmetrical setting is in the front and back both sides of bracing piece 10, and the second support base 11 is the same with first support base 6 for cooperate the stability of first support base 6 further ensure equipment, prevent that equipment from empting.

Preferably, the handle assembly 3 comprises: the connecting rope 12, one end of the connecting rope 12 is arranged in the D-shaped rowing machine assembly 5; a handle 13 connected to the other end of the connection string 12 for allowing a user to grasp; the tension controller 14 is arranged on the D-shaped rowing machine assembly 5 and is used for controlling the tension of the connecting rope 12, so that when a user performs rowing, the user pulls the handle 13 by hand and steps on the pedal assembly 2, and the tension of the connecting rope 12 can be controlled through the tension controller 14 so as to meet the requirements of the user on different weights and different users.

Preferably, the pedal assembly 2 comprises: two foot pedals 15 symmetrically arranged on the front side and the rear side of the D-shaped rowing machine assembly 5, when a user performs rowing, feet respectively tread on the two foot pedals 15, and the foot pedals 15 are rotatably connected with the D-shaped rowing machine assembly 5 so as to meet the use requirements of different users; the heel of the pedal 15 is provided with an anti-slip heel 16, and the anti-slip heel 16 is used for preventing feet from falling off the pedal 15 under the influence of gravity when a user steps on the pedal 15; the pedal of the foot pedal 15 is provided with an anti-skid structure 17, and the anti-skid structure 17 is used for preventing the feet of the user from slipping off; the pedal 15 is further provided with a foot rest 18 at a position in front of the middle, the instep belt 18 is used for binding the instep of a user when the user steps on the pedal 15, the anti-slip heel 16 is matched to further prevent the foot of the user from falling off the pedal 15, and the pedal 15, the anti-slip heel 16, the anti-slip structure 17 and the foot rest 18 are matched to provide firm and safe guarantee and pleasant movement experience for the user.

Preferably, the seating pad assembly 4 includes: the seat cushion 19, a chute assembly 20 arranged at the bottom of the seat cushion 19, and the chute assembly 20 is matched with the slide rail 9; the chute assembly 20 includes: the front and rear side plates 21 are respectively provided with a first connecting through hole 22 at two sides of the top of the side plate 21, a second connecting through hole 23 is arranged in the middle of the bottoms of the two side plates 21, when the seat cushion assembly 4 is placed on the slide rail 9, the second connecting through hole 23 is positioned below the slide rail 9, and the first connecting through hole 22 is positioned above the slide rail 9; the left concave clamping plate 24 and the right concave clamping plate 24 are respectively provided with a third connecting through hole 25 at the convex part of the concave clamping plate 24, and the third connecting through holes 25 are matched with the first connecting through holes 22; the first bolt assembly 26 is connected with the third connecting through hole 25 and the first connecting through hole 22 through the first bolt assembly 26, so that the left concave clamping plate 24 and the right concave clamping plate 24 are connected with the front side plate 21 and the rear side plate 21 to form the chute assembly 20; and a second bolt assembly 27, the second bolt assembly 27 being connected with the front and rear second connection through holes 23, respectively, to prevent the seat cushion assembly 4 from falling off the slide rail 9 when sliding.

Preferably, the seating pad assembly 4 further includes: the armrest assembly 28 is arranged on the right side of the bottom of the seat cushion 19, and the armrest assembly 28 is connected with the concave clamping plate 24 on the right side; the armrest assembly 28 includes: the grab bar 29, the front and back sides of the grab bar 29 protrude out of the seat cushion 19, foam pieces 30 are wrapped at two ends of the grab bar 29, and the foam pieces 30 are used for skid resistance and more comfortable holding of a user; the rest rod 29 is symmetrically provided with first threaded through holes at the positions close to the foam pieces 30 at the two ends respectively; the bottoms of the concave clamping plates 24 are respectively provided with a second threaded through hole corresponding to the first threaded through hole; further comprises: a first screw 33 connecting the first and second screw through-holes by the first screw 33 to fix the armrest assembly 28 to the seat cushion assembly 4; during exercise, the user sits on the seat cushion 19 and holds the armrest assembly 28 to recover the knees to the chest to the maximum, and then stretches and reciprocates to perform abdominal exercise.

Preferably, the method further comprises: a locking knob 34, the locking knob 34 being detachably connected to the seat cushion assembly 4 and the slide rail 9; a plurality of fourth connecting through holes 35 are correspondingly formed on the front side and the rear side of the slide rail 9 close to the right end; the front and rear side plates 21 of the seat cushion assembly 4 are provided with fifth connecting through holes 36 which are matched with the fourth connecting through holes 35; the locking knob 34 is respectively connected with the fifth connecting through hole 36 and the fourth connecting through hole 35 at different positions, so that the seat cushion assembly 4 is fixed at different positions of the slide rail 9 to meet the use requirements of different users; when the locking knob 34 is connected, the seat cushion assembly 4 is fixed at different positions of the slide rail 9, a user stands on the ground or kneels on the ground halfway, and holds the armrest assembly 28 to perform a push-up motion or a kneeling prone-up motion; when the locking knob 34 is removed, the seat cushion assembly 4 can slide relative to the slide rail 9, and the user can perform a rowing exercise or a abdomen exercise.

Preferably, the right side surface of the right end of the sliding rail 9 is provided with a sliding rail thread piece 37, and the sliding rail thread piece 37 is provided with at least one third thread through hole 38 respectively at the front side and the rear side; further comprises: foam assembly 39, foam assembly 39 includes: a base 40, wherein the same number of fourth threaded through holes 41 are arranged on the base 40 at the positions matched with the third threaded through holes 38; the bottom end of the protective foam support 42 is fixed at the top of the right side surface of the base 40, and the top end is inclined upwards and rightwards; the protective foam 43, the protective foam 43 is formed by the inner cylinder plastic support or metal support and the foam covered on the plastic support or metal support, the left end of the protective foam 43 is connected with the top end of the protective foam support piece 42, and the protective foam 43 is not higher than the seat cushion 19 after connection; the second screw 44, the second screw 44 passes through the third threaded through hole 38 and the fourth threaded through hole 41 respectively, in order to fix the base 40 on the slide rail 9, and then the protective foam 43 is fixed on the slide rail 9; the foam assembly 39 is used to provide protection for the customer from direct impact on the seat cushion 19 or the slide rail 9 during exercise, and also to secure the seat cushion 19 to the left so that the user may sit on the seat cushion 19 with the legs blocking the protective foam 43 for easy sit-up exercise.

Preferably, the method further comprises: the kneeling pad 45, the kneeling pad 45 is disposed on the right side of the above-ground foam component 39, for kneeling on the kneeling pad 45 when the user performs the kneeling gesture, preventing the knee pain of the user, and providing protection for the user.

Preferably, the top of the general assembly 5 of the D-shaped rowing machine is provided with a fixed base 46, the fixed base 46 is used for fixing an intelligent electronic watch 47, the top end of the fixed base 46 is fixedly provided with the intelligent electronic watch 47, the intelligent electronic watch 47 is connected with the connecting rope 12 and used for displaying data such as speed, calorie consumption, rowing number, number of rowing per minute, movement time, rowing distance and the like, the intelligent electronic watch 47 can be connected with an intelligent bracelet to display heart rate, statistics data on an APP line are connected, and the like, so that great convenience is provided for users.

The foregoing description is only of the preferred embodiments of the present application and is not intended to limit the same, but rather, various modifications and variations may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims (10)

1. A multi-functional rowing machine, comprising: a bracket component (1),

the pedal assembly (2) is symmetrically arranged on the bracket assembly (1);

the handle assembly (3) is arranged on the bracket assembly (1) and is positioned above the pedal assembly (2);

a seat cushion assembly (4) which is arranged on the bracket assembly (1) in a sliding way and is positioned on one side of the pedal assembly (2) which is pedal;

pulling the handle assembly (3) by sitting on the seat cushion assembly (4) and pedaling the pedal assembly (2) to perform a rowing motion;

by kneeling or standing on the ground and holding the seat cushion assembly (4), pushing and pulling back and forth for the exercise of abdomen building.

2. The multi-function rowing machine according to claim 1, characterized in that the bracket assembly (1) comprises: the device comprises a D-shaped rowing machine assembly (5), first supporting bases (6) and supporting structures (7) which are respectively arranged at the left side and the right side of the bottom of the D-shaped rowing machine assembly (5); a connecting loop bar (8) having one end connected to a side of the D-shaped rowing machine assembly (5) near the seat pad assembly (4); one end of the sliding rail (9) is connected with the other end of the connecting sleeve rod (8); the top end of the supporting rod (10) is connected with the bottom of one end, far away from the connecting sleeve rod (8), of the sliding rail (9), and the supporting rod is inclined from top to bottom along the direction far away from the sliding rail (9); and the second support base (11) is connected with the bottom end of the support rod (10).

3. The multi-function rowing machine according to claim 2, wherein the handle assembly (3) comprises: one end of the connecting rope (12) is arranged in the D-shaped rowing machine assembly (5); a handrail connected to the other end of the connecting rope (12); and a tension controller (14) connected to the connecting rope (12).

4. A multi-function rowing machine according to claim 2, characterized in that the pedal assembly (2) comprises: two foot pedals (15) symmetrically arranged on the front side and the rear side of the D-shaped rowing machine assembly (5), and the foot pedals (15) are rotatably connected with the D-shaped rowing machine assembly (5); the heel of running-board (15) is equipped with anti-skidding heel (16), and the pedal department of running-board (15) is equipped with anti-skidding structure (17), the position department still is equipped with foot braces (18) in the middle of running-board (15) forward.

5. A multi-function rowing machine according to claim 2, wherein the seating pad assembly (4) comprises: the seat cushion (19) is arranged at the bottom of the seat cushion (19), and the chute assembly (20) is matched with the sliding rail (9).

6. The multi-function rowing machine according to claim 5, wherein the seating pad assembly (4) further comprises: a handrail component (28) arranged at the bottom of the seat cushion (19) and positioned at one side of the chute component (20); the armrest assembly (28) includes: a grab bar (29), wherein two ends of the grab bar (29) protrude out of the seat cushion (19); the foam piece (30), the foam piece (30) wraps the two ends of the grab rail (29); the abdomen building exercise is performed by sitting on the seat cushion (19) and holding the armrest assembly (28) by hand.

7. The multi-function rowing machine of claim 5, further comprising: a locking knob (34), the locking knob (34) being detachably connected to the seat cushion assembly (4) and the slide rail (9);

when the locking knob (34) is connected, the seat cushion assembly (4) is fixed at different positions of the sliding rail (9), and the armrest assembly (28) is held by hand to perform push-up movement;

when the locking knob (34) is detached, the seat cushion assembly (4) can slide relative to the slide rail (9) for rowing or abdomen building movement.

8. The multifunctional rowing machine according to claim 2, characterized in that an end face of the sliding rail (9) remote from the D-shaped rowing machine assembly (5) is provided with a sliding rail thread piece (37); further comprises: foam assembly (39) connected with slide rail screw piece (37), foam assembly (39) includes: the base (40) is connected with the sliding rail (9) through the base (40); the bottom end of the protective foam support piece (42) is fixed at the top of the base (40), and the top end of the protective foam support piece is inclined upwards; and the protective foam (43) is connected with the top end of the protective foam support piece (42).

9. The multi-function rowing machine of claim 8, further comprising: a kneeling pad (45), the kneeling pad (45) being disposed on the floor on a side adjacent to the foam assembly (39).

10. A multi-functional rowing machine according to claim 3, wherein a fixed base (46) is arranged at the top of the D-shaped rowing machine assembly (5), an intelligent electronic watch (47) is fixed at the top end of the fixed base (46), and the intelligent electronic watch (47) is connected with the handle assembly (3).