CN208694209U - Rowing machine - Google Patents

Abstract

The utility model proposes a kind of rowing machines, including resistance adjustment mechanism；The resistance adjustment mechanism includes shaft, connecting rod and adjusts component, and the outer ring of the shaft is equipped with external splines；The first end of the connecting rod is set in shaft, and is slidably connected with the shaft；The inner ring of the first end is equipped with internal spline, and the internal spline is engaged with the external splines；The second end of the connecting rod is provided with blade group, and the blade group is arranged among water tank, to apply resistance to it in the rotation process of shaft；The adjusting component is connect with the first end, and the connecting rod is driven to slide relative to the shaft.The rowing machine of the utility model can adjust the size of resistance suffered by shaft by height change of the blade group in water tank, and adjusting can be made more stable by spline connection, it is thus possible to meet the different motion demand of user.

Description

Rowing machine

Technical field

The utility model relates to sports equipment field more particularly to a kind of rowing machines.

Background technique

Rowing machine is for the purpose of training, for simulating the machine of rowing waterborne.When exercise, it can use in water tank The variation of the resistance and wheel speed of water, the exercise intensity of Lai Zengqiang body parts muscle, makes body obtain all round exercise.

The resistance regulation mode of existing water resistance rowing machine is single, and is not sufficiently stable during adjusting, influences to make The exercise intensity and usage experience of user.

Utility model content

The utility model embodiment provides a kind of rowing machine, to solve or alleviate one or more technologies in the prior art Problem at least provides a kind of beneficial selection or creates conditions.

In order to realize the above object, one aspect according to the present utility model, the utility model embodiment provides one Kind rowing machine, including resistance adjustment mechanism；The resistance adjustment mechanism includes shaft, connecting rod and adjusting component, the shaft Outer ring be equipped with external splines；

The first end of the connecting rod is set in shaft, and is slidably connected with the shaft；The inner ring of the first end Equipped with internal spline, the internal spline is engaged with the external splines；

The second end of the connecting rod is provided with blade group, and the blade group is arranged among water tank, with turning in shaft During dynamic, resistance is applied to it；

The adjusting component is connect with the first end, and the connecting rod is driven to slide relative to the shaft.

Preferably or optionally, the first end includes inner sliding sleeve and outer bearing, and the inner sliding sleeve and the shaft are slided Connection, and the inner ring of the inner sliding sleeve is equipped with the internal spline；

The outer bearing sleeve is interference fitted in the outer ring of the inner sliding sleeve, and with the inner sliding sleeve；

The adjusting component is connect with the outer bearing, and drives the inner sliding sleeve and the outer bearing relative to described turn Axis sliding.

Preferably or optionally, the adjusting component includes support frame and adjustable plate, and the adjustable plate includes the first connection Section, rotational segment and the second linkage section, the adjustable plate is by the rotational segment and support frame as described above rotation connection, so that described the One linkage section and second linkage section increase or decline relative to the rotational segment；

First linkage section is equipped with holding tank, and the outer ring of the outer bearing is connected in the holding tank；

Second linkage section is for applying external force.

Preferably or optionally, the holding tank clamping fixed is in the outer ring of the outer bearing.

Preferably or optionally, the outer ring of the outer bearing is equipped with the outwardly extending outer platform of vertical central shaft, described Outer platform is equipped with the first card slot, is equipped with the second card slot at first linkage section position corresponding with first card slot；

It is equipped with drive rod in first card slot and second card slot, the drive rod and first card slot and described Second card slot is slidably connected；

Drive rod one end corresponding with first card slot is equipped with the first sprue, the drive rod and described second The corresponding one end of card slot is equipped with the second sprue；First sprue can release formula with the outer platform and offset, and described second is stifled Block can release formula with first linkage section and offset.

Preferably or optionally, first card slot is at least two, is symmetricly set on the outer platform.

Preferably or optionally, the rowing machine further includes support body and adjusting knob, the shaft and the support body Rotation connection；The water tank is arranged on the support body, positioned at the lower section of the shaft, and accommodates the blade group；

The adjusting knob is arranged on the support body, and is connect by connecting rope with second linkage section, with logical Rotation of adjustment knob tightening connecting rope is crossed, external force is applied to second linkage section.

Preferably or optionally, transmission mechanism is provided on the support body, the transmission mechanism includes ribbon, driving hand Handle and fixed pulley；

Described ribbon one end is connect with the driving handle, and the driving handle can be pulled out or be received relative to the support body It returns；

The ribbon other end bypasses the fixed pulley, connect with the shaft.

Preferably or optionally, the support body is equipped with pedal position and seat, pedal position setting with the drive The corresponding one end of fixed handle, the seat slide are connected on the support body.

Preferably or optionally, the blade group includes turntable and blade body；The turntable is connected to the second end；

The blade body includes horizontal part and vertical portion；The horizontal part is symmetricly set on the outer edge of the turntable； The vertical portion is arranged on the horizontal part.

Some technical solutions in above-mentioned technical proposal have the following advantages that or beneficial effect, and the utility model is rowed the boat Device can adjust the size of resistance suffered by shaft by height change of the blade group in water tank, and be connected by spline Adjusting can be made more stable, it is thus possible to meet the different motion demand of user.

Above-mentioned general introduction is merely to illustrate that the purpose of book, it is not intended to be limited in any way.Except foregoing description Schematical aspect, except embodiment and feature, by referring to attached drawing and the following detailed description, the utility model is into one Aspect, embodiment and the feature of step, which will be, to be readily apparent that.

Detailed description of the invention

In the accompanying drawings, unless specified otherwise herein, otherwise indicate the same or similar through the identical appended drawing reference of multiple attached drawings Component or element.What these attached drawings were not necessarily to scale.It should be understood that these attached drawings are depicted only according to originally practical Novel disclosed some embodiments, and should not be taken as the limitation to the scope of the utility model.

Fig. 1 be the utility model rowing machine in one embodiment, the structure after removing the shell of resistance adjustment mechanism Schematic diagram；

Fig. 2 be the utility model rowing machine in one embodiment, after the shell for removing resistance adjustment mechanism and water tank Structural schematic diagram；

Fig. 3 is the partial enlarged view in the portion A in Fig. 2；

Fig. 4 be the utility model rowing machine in one embodiment, blade group be located at phytal zone when schematic diagram；

Fig. 5 be the utility model rowing machine in another embodiment, blade group be located at profundal zone when schematic diagram； And

Fig. 6 be the utility model rowing machine in one embodiment, overall structure diagram.

Specific embodiment

Hereinafter, certain exemplary embodiments are simply just described.As one skilled in the art will recognize that Like that, without departing from the spirit or scope of the present utility model, it can be modified by various different modes described real Apply example.Therefore, attached drawing and description are considered essentially illustrative rather than restrictive.

The utility model provides a kind of rowing machine.

Below with reference to Fig. 1 to Fig. 6, the rowing machine of the utility model is illustrated.

Referring to figure 1 and figure 2, the rowing machine of the utility model includes support body 1, transmission mechanism 2 and resistance regulation machine Structure 3.Wherein, transmission mechanism 2 and resistance adjustment mechanism 3 are arranged on support body 1, and transmission mechanism 2 and resistance adjustment mechanism 3 It is connected.When exercise, user can apply external force to transmission mechanism 2, and by transmission mechanism 2 and resistance adjustment mechanism 3 it Between connection, external force is transferred to resistance adjustment mechanism 3, to drive resistance adjustment mechanism 3.And in the fortune of resistance adjustment mechanism 3 During dynamic, drag effect will receive, it is thus possible to by resistance feedback to user, to adjust the exercise intensity (resistance of user Power regulating mechanism is described below).

In one embodiment, transmission mechanism 2 includes ribbon 21, driving handle 22 and fixed pulley 23.Wherein, fixed pulley 23 It is arranged on support body 1,21 one end of ribbon is connect with driving handle 22, and the other end bypasses fixed pulley 23, with resistance adjustment mechanism 3 Connection.When exercise, user can pull or loosen driving handle 22, so that it is pulled out or is withdrawn relative to support body 1, thus band Dynamic ribbon 21, drives resistance adjustment mechanism 3.

Further, support body 1 is equipped with pedal position 4 and seat 5.Pedal position 4 is arranged corresponding with driving handle 22 One end, also, seat 5 is slidably connected on support body 1.When exercise, user can be sitting on seat 5, and both feet are trampled On pedal position 4, when pulling driving handle 22 outward, since both feet firmly can trample pedal position 4, seat 5 can be made towards foot The opposite Slideslip in portion 4 is stepped on, so that the extended legs with thighs of user, back are straightened, abdomen tightening.And work as user couple Seat 5 applies external force, and when making its Slideslip towards pedal position 4, driving handle 22 can be withdrawn relative to support body 1, thus, The both legs of user can be made to be bent, back and abdomen loosen.User pulls or withdraws the process of driving handle in cooperation In, it can achieve training goal.

In conjunction with shown in referring to figs. 2 and 3, in one embodiment, resistance adjustment mechanism 3 includes shaft 31, connecting rod 32 With adjusting component 33.Shaft 31 is connect with ribbon 21, thus, ribbon 21 can be rotated with drive shaft 31 relative to support body 1.

Wherein, connecting rod 32 includes first end 321 and second end 322, and first end 321 is set in shaft 31.Shaft 31 Outer ring be equipped with external splines 311, and the inner ring of first end 321 is equipped with internal spline (not shown), internal spline and external splines 311 Engagement.In this way, spline connection stress is more uniform, and the number of teeth is more, and total contact area can be made to increase, so as to bear compared with Big load transmits larger torque.Also, spline connects the reliability that can guarantee connecting rod and shaft in connection and in Property, thus, improve the stability that connecting rod 32 is rotated with shaft 31.

In one embodiment, adjusting component 33 can connect with first end 321, and apply active force to connecting rod 32, And connecting rod 32 can be slidably connected by first end 321 with shaft 31, so that drive connection bar 32 is slided relative to shaft 31. After internal spline and external splines can be intermeshed, first end 321 is slided, guiding performance along the spline tooth of engagement in shaft 31 It is more preferable with the stability of sliding.

Further, second end 322 is provided with blade group 323, wherein water tank 34 is arranged on support body 1, and is located at and turns The lower section of axis 31, blade group 323 can be set among water tank 34.When shaft 31 and connecting rod 32 rotate, blade group 323 can To stir the water in water tank 34, water it can apply resistance to blade group 323, hinder the rotation of shaft 31 and connecting rod 32, thus, The training strength of user can be increased.

When connecting rod 32 slides into different location relative to shaft 31, the blade group connected in connecting rod 32 323 Depth in water tank 34 is also different.In different depth of water positions, the resistance that water applies blade group 323 is also different, therefore, It can be slided by connecting rod 32 relative to shaft 31, to adjust the position of blade group 323.It is thus possible to adjust to shaft institute Apply the size of resistance, to meet different training demands.Meanwhile during adjusting, matching spline connection can guarantee The stability of adjusting.

In one embodiment, in conjunction with shown in converting referring to fig. 4 to the state of Fig. 5, first end is driven when adjusting component 33 When 321 (connecting rods 32) slide down to extreme lower position along shaft 31, blade group 323 is located at the profundal zone of water tank, blade group 323 The resistance for the water being subject to during rotation is larger, and when user pulls driving handle, resistance suffered by shaft is larger, fits Conjunction needs high pressure training.It, to shown in the conversion of the state of Fig. 4, (is connected when adjusting Component driver first end 321 in conjunction with referring to Fig. 5 Bar 32) when sliding up to extreme higher position along shaft 31, blade group 323 is located at the phytal zone of water tank, and blade group 323 was rotating The resistance for the water being subject in journey is smaller, and when user pulls driving handle, resistance suffered by shaft is smaller, is suitble to need low Strength training.

Shown in Figure 3, in one embodiment, first end 321 includes inner sliding sleeve 3211 and outer bearing 3212.Wherein, Inner sliding sleeve 3211 is slidably connected with shaft 31, and the inner ring of inner sliding sleeve 3211 is equipped with internal spline (not shown).Outer bearing 3212 sets of outer rings in inner sliding sleeve 3211, and be interference fitted with inner sliding sleeve 3211, outer bearing 3212 is assembled in inner sliding sleeve On 3211.

Further, it adjusts component 33 to connect with outer bearing 3212, so that outer bearing 3212 can be applied by adjusting component 33 Add active force, inner sliding sleeve 3211 and outer bearing 3212 is driven to slide relative to shaft 31.

Shown in Figure 3, in one embodiment, adjusting component 33 includes support frame 331 and adjustable plate 332.Support frame 331 are arranged on support body 1, and adjustable plate 332 further comprises the first linkage section 3321, rotational segment 3322 and the second linkage section 3323.Wherein, the first linkage section 3321 is equipped with holding tank 3324, and the outer ring of outer bearing 3212 can connect in holding tank 3324 It is interior, so that the first linkage section 3321 is able to drive outer bearing 3212 and inner sliding sleeve 3211 moves.

Adjustable plate 332 is rotatablely connected by rotational segment 3322 and support frame 331, so that adjustable plate 332 and support frame 331 Between form lever mechanism.In this way, external force can be applied on the second linkage section 3323, and such as: the second linkage section 3323 is pushed, At this point, the first linkage section 3321 can be increased relative to rotational segment 3322, to drive outer bearing 3212 and the (connection of inner sliding sleeve 3211 Bar 32) along 31 upward sliding of shaft；Alternatively, the second linkage section 3323 of upper lift, at this point, the first linkage section 3321 can be relative to rotation Section 3322 declines, to drive outer bearing 3212 and inner sliding sleeve 3211 (connecting rod 32) along 31 slide downward of shaft.

In one embodiment, holding tank 3324 can be with clamping fixed in the outer ring of outer bearing 3212, so as to drive Outer bearing 3212 and inner sliding sleeve 3211 (connecting rod 32) movement.

In another embodiment, shown in Figure 3, the outer ring of outer bearing 3212 is equipped with outer platform 3213, outer platform 3213 can vertical outer bearing 3212 central axis and extend outwardly.Wherein, outer platform 3213 is equipped with the first card slot 3214, and The second card slot 3325 is equipped at first linkage section 3321 position corresponding with the first card slot 3214.

Be equipped in first card slot 3214 and the second card slot 3325 drive rod 3216, drive rod 3216 and the first card slot 3214 and Second card slot 3325 is slidably connected.Also, the one end corresponding with the first card slot 3214 of drive rod 3216 is equipped with the first sprue 3215, the one end corresponding with the second card slot 3325 of drive rod 3216 is equipped with the second sprue 3326.

In this way, drive rod 3216 is relative to the first card slot when the first linkage section 3321 is increased relative to rotational segment 3322 3214 and second card slot 3325 slide, until the first sprue 3215 offsets with outer platform 3213, the second sprue 3326 and the first company Section 3321 is connect to offset.To which the first linkage section 3321 can drive 3211 upward sliding of outer bearing 3212 and inner sliding sleeve, so that leaf Piece group 323 (in conjunction with referring to fig. 4 and shown in Fig. 5) is moved to phytal zone.

And when the first linkage section 3321 declines relative to rotational segment 3322, with drive rod 3216 relative to the first card slot 3214 and second card slot 3325 slide, the first sprue 3215 no longer offsets with outer platform 3216, i.e. releasing offsets, the second sprue 3326 also no longer offset with the first linkage section 3321, and outer bearing 3212 and inner sliding sleeve 3211 are understood along 31 slide downward of shaft, so that Blade group 323 (in conjunction with referring to fig. 4 and shown in Fig. 5) is moved to profundal zone.

Preferably, the first card slot 3214 is at least two, is symmetricly set on outer platform 3213, thus, when the first connection When 3321 pairs of outer bearings 3212 of section apply active force, outer bearing 3212 being capable of uniform stressed.

Shown in Figure 2, in one embodiment, support body 1 is equipped with adjusting knob 6, and adjusting knob 6 can pass through company Splicing 7 is connect with component 33 is adjusted, thus, user can directly pass through rotation of adjustment knob 6, and it is opposite to carry out drive connection bar 32 It is slided in shaft 31, so that blade group 323 is in different depth of water positions, meets different training demands.

Shown in Figure 2, in one embodiment, blade group 323 may include turntable 3231 and blade body 3232, turntable 3231 are connected in second end 322.Blade body 3232 is connect by turntable 3231 with second end 322, during rotation, turntable 3231 can share shock of the water to blade body, reduce the damage of blade body.

Further, blade body 3232 can also include horizontal part 3233 and vertical portion 3234.Wherein, horizontal part 3233 can To be symmetricly set on the outer edge of turntable 3231, to accept the water broken up away by turntable 3231.Vertical portion 3234 can be set It sets on horizontal part 3233, to stop the whirlpool of water, generates rotational resistance.

Shown in Figure 6, in one embodiment, rowing machine is equipped with shell in the outside of resistance adjustment mechanism, to play Protective effect.

It should be noted that the orientation such as "front", "rear" as described herein, "upper", "lower" are for the convenience of description and set, and It is not centainly to be completely corresponded up and down with front and back spatially in actual work.

In the description of this specification, referring to term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example Point is contained at least one embodiment or example of the utility model.Moreover, description specific features, structure, material or Feature may be combined in any suitable manner in any one or more of the embodiments or examples.In addition, in not conflicting situation Under, those skilled in the art can be by different embodiments or examples described in this specification and different embodiments or examples Feature be combined.

In addition, term " first ", " second ", " third " are used for description purposes only, it is not understood to indicate or imply phase To importance or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be with Express or implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is two or more, Unless otherwise specifically defined.

Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to In this, anyone skilled in the art within the technical scope disclosed by the utility model, it is each can to readily occur in it Kind change or replacement, these should be covered within the scope of the utility model.Therefore, the protection scope of the utility model It should be based on the protection scope of the described claims.

Claims (10)

1. a kind of rowing machine, which is characterized in that including resistance adjustment mechanism；The resistance adjustment mechanism includes shaft, connecting rod External splines is equipped with the outer ring of adjusting component, the shaft；

The first end of the connecting rod is set in shaft, and is slidably connected with the shaft；The inner ring of the first end is equipped with Internal spline, the internal spline are engaged with the external splines；

The second end of the connecting rod is provided with blade group, and the blade group is arranged among water tank, in the rotation of shaft Cheng Zhong applies resistance to it；

The adjusting component is connect with the first end, and the connecting rod is driven to slide relative to the shaft.

2. rowing machine according to claim 1, which is characterized in that the first end includes inner sliding sleeve and outer bearing, described Inner sliding sleeve is slidably connected with the shaft, and the inner ring of the inner sliding sleeve is equipped with the internal spline；

The outer bearing sleeve is interference fitted in the outer ring of the inner sliding sleeve, and with the inner sliding sleeve；

The adjusting component is connect with the outer bearing, and drives the inner sliding sleeve and the outer bearing sliding relative to the shaft It is dynamic.

3. rowing machine according to claim 2, which is characterized in that the adjusting component includes support frame and adjustable plate, institute Stating adjustable plate includes the first linkage section, rotational segment and the second linkage section, and the adjustable plate passes through the rotational segment and the support Frame rotation connection, so that first linkage section and second linkage section increase or decline relative to the rotational segment；

First linkage section is equipped with holding tank, and the outer ring of the outer bearing is connected in the holding tank；

Second linkage section is for applying external force.

4. rowing machine according to claim 3, which is characterized in that the holding tank clamping fixed is in the outer of the outer bearing Circle.

5. rowing machine according to claim 3, which is characterized in that the outer ring of the outer bearing be equipped with vertical central shaft to The outer platform of outer extension, the outer platform are equipped with the first card slot, first linkage section position corresponding with first card slot It sets place and is equipped with the second card slot；

Drive rod, the drive rod and first card slot and described second are equipped in first card slot and second card slot Card slot is slidably connected；

Drive rod one end corresponding with first card slot is equipped with the first sprue, the drive rod and second card slot Corresponding one end is equipped with the second sprue；First sprue can release formula with the outer platform and offset, second sprue with First linkage section can release formula and offset.

6. rowing machine according to claim 5, which is characterized in that first card slot is at least two, is symmetricly set on On the outer platform.

7. according to rowing machine described in any one of claim 3-6 claim, which is characterized in that further include support body and adjusting Knob, the shaft and the support body are rotatablely connected；The water tank is arranged on the support body, under the shaft Side, and accommodate the blade group；

The adjusting knob is arranged on the support body, and is connect by connecting rope with second linkage section, to pass through rotation Turn adjusting knob tightening connecting rope, external force is applied to second linkage section.

8. rowing machine according to claim 7, which is characterized in that be provided with transmission mechanism, the biography on the support body Motivation structure includes ribbon, driving handle and fixed pulley；

Described ribbon one end is connect with the driving handle, and the driving handle can be pulled out or be withdrawn relative to the support body；

The ribbon other end bypasses the fixed pulley, connect with the shaft.

9. rowing machine according to claim 8, which is characterized in that the support body is equipped with pedal position and seat, described Pedal position is arranged in one end corresponding with the driving handle, and the seat slide is connected on the support body.

10. rowing machine described in any one of -6 claims according to claim 1, which is characterized in that the blade group includes turning Disk and blade body；The turntable is connected to the second end；

The blade body includes horizontal part and vertical portion；The horizontal part is symmetricly set on the outer edge of the turntable；It is described Vertical portion is arranged on the horizontal part.