CN108568079A - Drag on water tractor - Google Patents
Drag on water tractor Download PDFInfo
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- CN108568079A CN108568079A CN201810435048.3A CN201810435048A CN108568079A CN 108568079 A CN108568079 A CN 108568079A CN 201810435048 A CN201810435048 A CN 201810435048A CN 108568079 A CN108568079 A CN 108568079A
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B69/00—Training appliances or apparatus for special sports
- A63B69/12—Arrangements in swimming pools for teaching swimming or for training
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- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
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Abstract
Include the kickboard with top and bottom the present invention relates to drag on water tractor, the bottom surface of kickboard is fixed with support element, and the side of support element is equipped with traction position, and the other side of support element is equipped with drag regulator；Drag regulator includes shaft, resistance piece and adjuster；Adjuster includes center-pole, mover and joining beam；Drag regulator has：It is moved along center-pole by outer power drive mover, and drives resistance piece to rotate around the shaft by joining beam, met water the adjustment state of angle with adjusting resistance piece；And mover is fixed on center-pole make resistance piece between the fixed use state of angle；The bottom surface of kickboard is additionally provided with the scale of included angle between mark resistance piece.The present invention can quantify, adjust load load, and swimmer is enable to carry out load weight training in water, be conducive to improve training effect.
Description
Technical field
The present invention relates to a kind of drag on water tractors, belong to swimming working in water equipment technical field.
Background technology
According to the inventors knowledge, the swimming instruction of swimmer generally includes land practice and working in water, wherein load
Weight training is usually applied to land practice, and seldom application is trained in water.To find out its cause, in training by land, training aids
The load on amount of tool is can to quantify, is adjustable, and coach can be increased and decreased load on amount according to hands-on situation,
To reach training goal, sentific training is realized；However, there presently does not exist specifically for swimming working in water and load on
Amount can quantify adjustable exercising device, be difficult to carry out scientific and effective load weight training when this causes to train in water.Together
When, due to athletic posture difference, the muscle group that the load weight training in land practice is taken exercise can not cover working in water
When used whole muscle groups.Urgently develop the load on training device that can be used when swimming working in water.
Find that application number CN201410323917.5, the Chinese invention of application publication number CN104083860A are special through retrieval
Profit application, discloses tractive force training system in a kind of water, including mainframe and slave frame, and the top of mainframe is equipped with the first support
Frame, the first bracket are equipped with motor, and motor is fixedly connected with driving pulley, and driving pulley is fixedly connected with transmission rope, driving pulley
Front is equipped with positioning device；The top of slave frame is equipped with the second bracket, and the second bracket is equipped with wheel carrier, in wheel carrier rotatable connection from
Movable belt pulley, driven pulley are fixedly connected with transmission rope；Transmission rope is fixedly connected with traction rope, and traction rope is fixedly connected with constraint waistband or beam
Tie up vest.It is trained however, multiple swimmers should be accommodated in same swimming lane, but after the such technical solution of use,
One swimming lane is only used for the training of a sportsman, it is difficult to assemble for training suitable for swimming team.
The Chinese invention patent of application number CN201410681377.8, Authorization Notice No. CN104436564B, disclose one
Kind load adjustable swimming auxiliary device is that columned device body front end is equipped with preceding axis connection hanging ring after inflation；It is equipped with device
Streamlined structure, symmetrical fin；The pipe sleeve that device is held behind enters in axle sleeve, and axle sleeve is loose fit with pipe axis and can be flexibly
Rotation；Axle sleeve outer wall is equipped with the rotor of wing shapes, tilt adjustable, and rotor is on axle sleeve at streamlined symmetrical, rotor
Outer rim is equipped with rotor ring and constitutes a global facility；Pipe axis is equipped with dismountable spiral cover and realizes that sealing, spiral cover are equipped with gas nozzle.
The Chinese utility model patent of application number CN201420119557.2, Authorization Notice No. CN203790549U disclose a kind of body
Training drag parachute, including shoulder strap, soft parachute are educated, length can be adjusted and the waistband that can be fastened passes behind drawstring company
It connects there are one soft parachute, at least 3 zip modes adjustment louvers is distributed on umbrella cover landing, there are two shoulders on waistband
Fixed band, pulling rope length are 1-3 meters.However, although such technical solution can increase the load of sportsman, its load is neither
It is energetic, it can not adjust on demand, the requirement for implementing load weight training when swimming working in water can not be met.
Invention content
The main object of the present invention is：Overcome the problems, such as of the existing technology, a kind of drag on water tractor is provided, can be measured
Change, adjustment load load, so that swimmer is carried out load weight training in water, be conducive to improve training effect.
The technical solution that the present invention solves its technical problem is as follows：
A kind of drag on water tractor includes the kickboard with top and bottom, characterized in that the bottom surface of the kickboard is solid
It is connected with support element, the side of the support element is equipped with traction position, and the other side of the support element is equipped with drag regulator；
The drag regulator includes shaft, resistance piece and adjuster, and the shaft is set on support element, the resistance
There are two parts, and each resistance piece is rotatablely connected with shaft respectively；The adjuster includes center-pole, mover and joining beam, the center
Bar connect and is mutually perpendicular to shaft, the mover be sheathed on center-pole circumferential direction, the joining beam there are two and with resistance piece one by one
Corresponding, and mover is hinged and the other end is hinged with corresponding resistance piece for one end of each joining beam；The resistance piece, joining beam are respectively symmetrically
It is distributed in the both sides of center-pole；
The drag regulator has：It is moved along center-pole by outer power drive mover, and resistance piece is driven by joining beam
It rotates, is met water the adjustment state of angle with adjusting resistance piece around the shaft；And mover is fixed on center-pole make resistance piece it
Between the fixed use state of angle；
The bottom surface of the kickboard be additionally provided with mark resistance piece between included angle scale, the scale be located at resistance piece and
Between bottom surface；The resistance piece is flaps or resistance cloth.
Inventor obtains above technical scheme through in depth practical studies, which may float on water under kickboard effect
In, convenient for using in water；By adjusting the angle that meets water of resistance piece, to adjust resistance in the water that the device can generate, to
Scheduled load on is brought to swimmer；Meanwhile the included angle between resistance piece can intuitively be indicated according to scale,
Conducive to quantization load on.
Further perfect technical solution is as follows by the present invention：
Preferably, the center-pole is connect through adapter with shaft, the adapter have be sheathed on shaft it is circumferential the
One hole and the second hole for being sheathed on center-pole circumferential direction, the central shaft and the central shaft in the second hole in first hole are mutually perpendicular to；
First hole is connected or is rotatablely connected with shaft, and second hole is connected or is rotatablely connected with center-pole.
It is highly preferred that the center-pole is screw rod, there is the mover internal thread hole, the internal thread hole to be passed through with center-pole
It is threadedly coupled；First hole of the adapter forms the revolute pair with axial constraint, the second hole of the adapter with shaft
The revolute pair with axial constraint is formed with center-pole；The drag regulator further includes screw on nut, and the center-pole is remote
There is the screw thread to match with screw on nut from the tip of the axis is turned；The center-pole has under screw on nut driving in its own
The driving condition that mandrel rotates and then mover is driven to be axially moved along center-pole.
Using the above preferred embodiment, the controller structure of drag regulator can be made to simplify, conducive to global optimization is made；This
Outside, when the first hole of adapter and shaft are rotatablely connected, entire drag regulator can be made to be deviated with water flow variation, in this way
The muscle power expended needed for sportsman can be reduced when sportsman's swimming is turned round, is conducive to improve training effect.
Preferably, the resistance piece is flaps；There is the resistance piece rotation connection seat, the rotation connection cover for seat to set
In shaft circumferential direction, the rotation connection seat forms the revolute pair with axial constraint with shaft, and the resistance piece passes through the company of rotation
Joint chair is rotatablely connected with shaft；Mover tool there are two the first hinged seat, each first hinged seat respectively with corresponding joining beam one
End is hinged；The resistance piece is respectively equipped with the second hinged seat, and second hinged seat is hinged with the other end of corresponding joining beam.
Using the preferred embodiment, the movable connection structure between each component of drag regulator can be made to simplify, it is whole conducive to making
Body optimizes.
Preferably, the kickboard is combined by buoy layer and superficial layer, and the top surface of the kickboard is located at superficial layer, described
The bottom surface of kickboard is located at buoy layer；Scale fixed plate and support element fixed plate are embedded between buoy layer and superficial layer；It is described
Scale fixed plate is connected through fastener and scale, and the support element fixed plate is connected through fastener and support element.
Using the preferred embodiment, can preferably nonadjustable signal and support element, keep overall structure more firm.
Preferably, the kickboard, which has, meets the arc part upwarped to flow；The kickboard has the portion of its arc part
Bottom surface is divided to be detached from the water surface, and remaining bottom surface of kickboard is located at water surface water float state below.
Using the preferred embodiment, can make whole device in water has more stable athletic posture, and then makes to load on fortune
Load with mobilization keeps stablizing.
Preferably, the support element is in isosceles triangle substantially, and the bottom edge of the isosceles triangle is connected with kickboard bottom surface；
Also there is the support element reinforcing member, the reinforcing member to be overlapped with the height of the isosceles triangle；The support element has support base,
In on support base, the shaft is fixedly connected or is rotatablely connected with support base the rotating shaft support；The shaft and the isosceles three
Angular eminence is in same plane, and the plane is perpendicular to the isosceles triangle；The substantially rectangular triangle in traction position
One right-angle side of shape, the right angled triangle is connected with kickboard bottom surface and another right-angle side is connected with reinforcing member, the right angled triangle
Bevel edge on offer at least one towing pad；The right angled triangle is in perpendicular to support element and with shaft in same plane.
Using the preferred embodiment, support element can be made and traction portion structure is simplified and holding is firm, conducive to global optimization is made.
It is highly preferred that the towing pad is connected with traction element；The traction element include waistband, traction rope, floating drum or
One end of floating ball and connecting rope, the traction rope is connect with waistband and the other end is connect with floating drum or floating ball, the connecting rope
One end connect with floating drum or floating ball and the other end is connect with towing pad；The traction rope is semi-elastic structure；The traction rope
It is made of outer rope and inner rope, the inner rope is located at the inside of outer rope, and one end of the outer rope and one end of inner rope are connected and outer rope
The other end and the other end of inner rope be connected, the elasticity of the outer rope is more than the elasticity of inner rope, when not by external force outside the length restricted
Length of the degree less than inner rope.
Using the preferred embodiment, whole device can be made successfully to be equipped on sportsman；Meanwhile using above-mentioned limiting structure
Traction rope can enable the load that whole device is formed constantly load on sportsman, and the load that sportsman is subject to is made to keep
Stablize.
Preferably, the resistance piece is flaps, and the one side of the resistance piece is upstream face and another side is backwater
Face, the shaft, adjuster are located between the back side of two resistance pieces；The upstream face of the resistance piece has diversion trench,
The diversion trench is arranged along the horizontal；The back side of the resistance piece is equipped with one group of convex ribs；The resistance piece lower edge is additionally provided with pointer,
It is directed toward the scale having on scale in the end of the pointer.
Preferably, the scale is arc-shaped and indicates angle value scale；The scale there are two and with resistance piece one by one
Corresponding, the scale is symmetrically distributed in the both sides of shaft.
Using the above preferred embodiment, structure can be made to be further simplified, conducive to global optimization is made.
Compared with prior art, the present invention is suitable for implementing load weight training, religion in swimmer's working in water
Angle can be met water to adjust load load, while quantifying by scale according to actual conditions by adjusting resistance piece by practicing member
Load can form in the water of science, system and load weight training on this basis, be conducive to improve training effect.
Description of the drawings
Fig. 1 to Fig. 4 is side-looking direction of the embodiment of the present invention, main view direction, rear apparent direction, the schematic diagram for looking up direction.
Fig. 5 is the slanting schematic diagram of the embodiment of the present invention.
Fig. 6 is the exploded perspective view of the embodiment of the present invention.
Fig. 7 is posture schematic diagram in the water of the embodiment of the present invention.
Fig. 8 is the whole implementation schematic diagram of the embodiment of the present invention.
Fig. 9 is the force characteristic figure of calibration gained of the embodiment of the present invention.
Specific implementation mode
Present invention is further described in detail with reference to the accompanying drawings and in conjunction with the embodiments.But the present invention is not limited to be given
The example gone out.
Embodiment
As shown in Figures 1 to 8, the drag on water tractor of the present embodiment includes the kickboard 01 with top and bottom, is floated
The bottom surface of plate 01 is fixed with support element 02, and the side of support element 02 is equipped with traction position 03, and the other side of support element 02 is equipped with resistance
Apparatus for adjusting force 04；Drag regulator 04 includes shaft 05, resistance piece 06 and adjuster, and shaft 05 is set on support element 02,
There are two resistance pieces 06, and each resistance piece 06 is rotatablely connected with shaft 05 respectively；Adjuster includes center-pole 07, mover 08 and joining beam
09, center-pole 07 connect and is mutually perpendicular to shaft 05, and mover 08 is sheathed on center-pole 07 circumferentially, and there are two and with resistances for joining beam 09
Power part 06 corresponds, and mover 08 is hinged and the other end is hinged with corresponding resistance piece 06 for one end of each joining beam 09；Resistance piece
06, joining beam 09 is respectively symmetrically distributed in the both sides of center-pole 07；Drag regulator 04 has：By outer power drive mover 08 in
Core bar 07 moves, and drives 05 rotation around the shaft of resistance piece 06 by joining beam 09, is met water the adjusting of angle with adjusting resistance piece 06
State；And mover 08 is fixed on center-pole 07 make resistance piece 06 between the fixed use state of angle；The bottom of kickboard 01
Face is additionally provided with the scale 10 of included angle between mark resistance piece 06, and scale 10 is between resistance piece 06 and bottom surface；Resistance piece
06 is flaps or resistance cloth.
Specifically, center-pole 07 is connect through adapter 11 with shaft 05, adapter 11, which has, is sheathed on shaft 05 circumferentially
The first hole and be sheathed on the second circumferential hole of center-pole 07, the central shaft in the first hole and the central shaft in the second hole are mutually vertical
Directly；First hole is connected or is rotatablely connected with shaft 05, and the second hole is connected or is rotatablely connected with center-pole 07.
In the present embodiment, center-pole 07 is screw rod, and mover 08 has internal thread hole, and the internal thread hole is with center-pole 07 through spiral shell
Line connects；First hole of adapter 11 forms the revolute pair with axial constraint with shaft 05, and the second hole of adapter 11 is in
Core bar 07 forms the revolute pair with axial constraint；Drag regulator 04 further includes screw on nut 14, and center-pole 07 is separate to be turned
The end of axis 05 has the screw thread to match with screw on nut 14；Center-pole 07 has under the driving of screw on nut 14 in its own
The driving condition that mandrel rotates and then mover 08 is driven to be axially moved along center-pole 07.
Specifically, resistance piece 06 is flaps, resistance piece 06 has rotation connection seat 15 (the present embodiment is two), turns
Dynamic connecting seat 15 is sheathed on shaft 05 circumferentially, and rotation connection seat 15 forms the revolute pair with axial constraint, resistance with shaft 05
Part 06 is rotatablely connected by being rotatablely connected seat 15 with shaft 05；There are two the first hinged seat 16, each first hinged seats for the tool of mover 08
16 is hinged with one end of corresponding joining beam 09 respectively；Resistance piece 06 is respectively equipped with the second hinged seat 17, the second hinged seat 17 with it is corresponding
The other end of joining beam 09 is hinged.
The one side of resistance piece 06 is upstream face and another side is back side, and shaft 05, adjuster are located at two resistances
Between the back side of power part 06；There is the upstream face of resistance piece 06 diversion trench 18, diversion trench 18 to be arranged along the horizontal；Resistance piece 06
Back side is equipped with one group of convex ribs 19；06 lower edge of resistance piece is additionally provided with pointer 20, has on the end direction scale 10 of pointer 20
Scale.
Specifically, kickboard 01 is combined by buoy layer 21 and superficial layer 22, the top surface of kickboard 01 is located at superficial layer 22,
The bottom surface of kickboard 01 is located at buoy layer 21；It is embedded with scale fixed plate 23 between buoy layer 21 and superficial layer 22 and support element is solid
Fixed board 24；Scale fixed plate 23 is connected through fastener and scale 10, and support element fixed plate 24 is connected through fastener and support element 02.
Kickboard 01, which has, meets the arc part 25 upwarped to flow；Kickboard 01 has the portion bottom surface of its arc part 25 de-
From the water surface, and remaining bottom surface of kickboard 01 is located at water surface water float state below.
Specifically, support element 02 is in isosceles triangle substantially, and the bottom edge of the isosceles triangle and 01 bottom surface of kickboard are solid
Even；Also there is support element 02 reinforcing member 26, reinforcing member 26 to be overlapped with the height of the isosceles triangle；Support element 02 has support base
27, shaft 05 is supported on support base 27, and shaft 05 is fixedly connected or is rotatablely connected with support base 27；Shaft 05 and the isosceles three
Angular eminence is in same plane, and the plane is perpendicular to the isosceles triangle；The substantially rectangular triangle in position 03 is drawn,
One right-angle side of the right angled triangle is connected with 01 bottom surface of kickboard and another right-angle side is connected with reinforcing member 26, the right angle trigonometry
At least one towing pad 28 is offered on the bevel edge of shape；The right angled triangle is in same perpendicular to support element 02 and with shaft 05
In one plane.
Towing pad 28 is connected with traction element；Traction element include waistband 29, traction rope 30, floating drum or floating ball 31 and
One end of connecting rope 32, traction rope 30 is connect with waistband 29 and the other end is connect with floating drum or floating ball 31, one end of connecting rope 32
It is connect with floating drum or floating ball 31 and the other end is connect with towing pad 28；Traction rope 30 is semi-elastic structure；Traction rope 30 is by outer rope
It is constituted with inner rope, inner rope is located at the inside of outer rope, the other end and inner rope that one end of outer rope and one end of inner rope are connected and restrict outside
The other end be connected, the elasticity of outer rope is more than the elasticity of inner rope, when not by external force outside the length restricted be less than the length (figure of inner rope
In do not show).
In addition, scale 10 is arc-shaped and indicates angle value scale；Scale 10 is corresponded there are two and with resistance piece 06,
Scale 10 is symmetrically distributed in the both sides of shaft 05.
Before use, the drag on water tractor of the present embodiment is demarcated, angle value, swimming rate, load are calibrated
The force characteristic figure of load three, such as schematic diagram shown in Fig. 9.In use, practical swimming rate of the coach according to sportsman,
Judge the load for needing to load, angle value is then determined according to above-mentioned force characteristic figure；Then the angle value combination scale tune is pressed
Whole drag regulator, it is the angle value to make the pointer meaning scale of its resistance piece；Later, the drag on water of the present embodiment is led
Device is drawn to be equipped on sportsman, you can to start to load weight training in swimming water.
In addition to the implementation, the present invention can also have other embodiment.It is all to use equivalent substitution or equivalent transformation shape
At technical solution, fall within the scope of protection required by the present invention.
Claims (10)
1. a kind of drag on water tractor includes the kickboard with top and bottom, characterized in that the bottom surface of the kickboard is connected
There are support element, the side of the support element to be equipped with traction position, the other side of the support element is equipped with drag regulator；
The drag regulator includes shaft, resistance piece and adjuster, and the shaft is set on support element, and the resistance piece has
Two, each resistance piece is rotatablely connected with shaft respectively；The adjuster includes center-pole, mover and joining beam, the center-pole with
Shaft is connected and is mutually perpendicular to, and the mover is sheathed on center-pole circumferential direction, and the joining beam is corresponded there are two and with resistance piece,
And mover is hinged and the other end is hinged with corresponding resistance piece for one end of each joining beam；The resistance piece, joining beam are respectively symmetrically distributed
In the both sides of center-pole；
The drag regulator has：It is moved along center-pole by outer power drive mover, and drives resistance piece to rotate by joining beam
Axis rotates, and is met water the adjustment state of angle with adjusting resistance piece；And mover is fixed on center-pole makes to press from both sides between resistance piece
The fixed use state in angle；
The bottom surface of the kickboard is additionally provided with the scale of included angle between mark resistance piece, and the scale is located at resistance piece and bottom surface
Between；The resistance piece is flaps or resistance cloth.
2. drag on water tractor according to claim 1, characterized in that the center-pole connects through adapter and shaft
It connecing, the adapter, which has, to be sheathed on the first hole of shaft circumferential direction and is sheathed on the second hole of center-pole circumferential direction, and described first
The central shaft in hole and the central shaft in the second hole are mutually perpendicular to；First hole is connected or is rotatablely connected, second hole with shaft
It is connected or is rotatablely connected with center-pole.
3. drag on water tractor according to claim 2, characterized in that the center-pole is screw rod, the mover tool
There is internal thread hole, the internal thread hole is with center-pole through being threadedly coupled；First hole of the adapter is formed with shaft has axis
To the revolute pair of constraint, the second hole and the center-pole of the adapter form the revolute pair with axial constraint；The resistance tune
Regulating device further includes screw on nut, and the center-pole has the screw thread to match with screw on nut far from the tip of the axis is turned；In described
Core bar has under screw on nut driving around its own center axis rotation and then the driving that drives mover to be axially moved along center-pole
State.
4. drag on water tractor according to claim 1, characterized in that the resistance piece is flaps；The resistance
There is part rotation connection seat, the rotation connection cover for seat to be set to shaft circumferential direction, and the rotation connection seat is formed with shaft has axis
To the revolute pair of constraint, the resistance piece is rotatablely connected by being rotatablely connected seat with shaft；There are two the first hinges for the mover tool
Joint chair, each first hinged seat are hinged with one end of corresponding joining beam respectively；The resistance piece is respectively equipped with the second hinged seat, and described
Two hinged seats are hinged with the other end of corresponding joining beam.
5. drag on water tractor according to claim 1, characterized in that the kickboard is compound by buoy layer and superficial layer
It forms, the top surface of the kickboard is located at superficial layer, and the bottom surface of the kickboard is located at buoy layer；It is buried between buoy layer and superficial layer
Equipped with scale fixed plate and support element fixed plate；The scale fixed plate is connected through fastener and scale, and the support element is fixed
Plate is connected through fastener and support element.
6. drag on water tractor according to claim 1, characterized in that the kickboard, which has, meets the arc upwarped to flow
Shape position；There is the kickboard portion bottom surface of its arc part to be detached from the water surface, and remaining bottom surface of kickboard is located at the water surface or less
Water float state.
7. drag on water tractor according to claim 1, characterized in that the support element is in isosceles triangle substantially,
And the bottom edge of the isosceles triangle is connected with kickboard bottom surface；The support element also has reinforcing member, the reinforcing member and the isosceles
The high of triangle overlaps；The support element has support base, and for the rotating shaft support on support base, the shaft is solid with support base
Fixed connection or rotation connection；The eminence of the shaft and the isosceles triangle is in same plane, and the plane is perpendicular to such
Lumbar triangle shape；The substantially rectangular triangle in traction position, a right-angle side of the right angled triangle be connected with kickboard bottom surface and
Another right-angle side is connected with reinforcing member, and at least one towing pad is offered on the bevel edge of the right angled triangle；The right angled triangle
It is in same plane perpendicular to support element and with shaft.
8. drag on water tractor according to claim 7, characterized in that the towing pad is connected with traction element；Institute
It includes waistband, traction rope, floating drum or floating ball and connecting rope to state traction element, one end of the traction rope connect with waistband and
The other end is connect with floating drum or floating ball, and one end of the connecting rope is connect with floating drum or floating ball and the other end is connect with towing pad；
The traction rope is semi-elastic structure；The traction rope is made of outer rope and inner rope, and the inner rope is located at the inside of outer rope, described
The other end for the other end and inner rope that one end of outer rope and one end of inner rope are connected and restrict outside is connected, and the elasticity of the outer rope is big
In the elasticity of inner rope, when not by external force outside the length restricted be less than the length of inner rope.
9. according to claim 1 to 8 any one of them drag on water tractor, characterized in that the resistance piece is flaps,
The one side of the resistance piece is upstream face and another side is back side, and the shaft, adjuster are located at two resistance pieces
Back side between；There is the upstream face of the resistance piece diversion trench, the diversion trench to be arranged along the horizontal；The back of the body of the resistance piece
The water surface is equipped with one group of convex ribs；The resistance piece lower edge is additionally provided with pointer, and the scale having on scale is directed toward in the end of the pointer.
10. according to claim 1 to 8 any one of them drag on water tractor, characterized in that the scale be arc-shaped and
Indicate angle value scale；The scale is corresponded there are two and with resistance piece, and the scale is symmetrically distributed in the both sides of shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810435048.3A CN108568079B (en) | 2018-05-09 | 2018-05-09 | Water resistance traction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810435048.3A CN108568079B (en) | 2018-05-09 | 2018-05-09 | Water resistance traction device |
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| CN108568079A true CN108568079A (en) | 2018-09-25 |
| CN108568079B CN108568079B (en) | 2023-08-25 |
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| CN201810435048.3A Active CN108568079B (en) | 2018-05-09 | 2018-05-09 | Water resistance traction device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113546390A (en) * | 2021-07-13 | 2021-10-26 | 郑州升达经贸管理学院 | Apparatus for swimming training and learning |
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| RU2060046C1 (en) * | 1994-02-09 | 1996-05-20 | Николай Петрович Волков | Device for training clients in swimming in swimming pool |
| CN2489828Y (en) * | 2001-06-27 | 2002-05-08 | 姚为民 | Water swimming training apparatus |
| US20100048363A1 (en) * | 2008-08-21 | 2010-02-25 | All Sports Conditioning, Inc. | Resistance exercise trainer and related speed training process |
| JP2011004835A (en) * | 2009-06-24 | 2011-01-13 | Kanji Kubo | Assist device for underwater swimming |
| US20120094560A1 (en) * | 2010-10-18 | 2012-04-19 | Aquavolo Llc | Swim paddle training aid apparatus |
| US20140038791A1 (en) * | 2011-03-11 | 2014-02-06 | Dr. Peter Bell & Associates Pty Ltd. | Aquatic training device |
| US8961251B1 (en) * | 2013-07-01 | 2015-02-24 | Donald J. Lewis | Swimming device for increased underwater resistance |
| US20160038815A1 (en) * | 2014-08-06 | 2016-02-11 | Aquatic Research And Training Technology Llc | Counter current swimming apparatus |
| CN204469165U (en) * | 2015-01-27 | 2015-07-15 | 廊坊师范学院 | A kind of resistance body-building swim circle |
| CN205019659U (en) * | 2015-10-13 | 2016-02-10 | 王鹏 | Upper limbs strength underwater work ware |
| CN107773905A (en) * | 2016-08-27 | 2018-03-09 | 蔡程龙 | A kind of intelligent umbrella |
| CN208244060U (en) * | 2018-05-09 | 2018-12-18 | 南京腾虎运动器材有限公司 | Drag on water tractor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113546390A (en) * | 2021-07-13 | 2021-10-26 | 郑州升达经贸管理学院 | Apparatus for swimming training and learning |
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| CN108568079B (en) | 2023-08-25 |
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Address after: No. 12, Junnong Road, Qinhuai District, Nanjing, Jiangsu Province, 210000 Applicant after: Nanjing tuoheng Intelligent Equipment Manufacturing Co.,Ltd. Address before: No. 12, Junnong Road, Qinhuai District, Nanjing, Jiangsu Province, 210000 Applicant before: NANJING TENG HU SPORTS EQUIPMENT Co.,Ltd. |
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