CN109200568A - The resistance sensing mechanism of fitness equipment - Google Patents
The resistance sensing mechanism of fitness equipment Download PDFInfo
- Publication number
- CN109200568A CN109200568A CN201711051523.9A CN201711051523A CN109200568A CN 109200568 A CN109200568 A CN 109200568A CN 201711051523 A CN201711051523 A CN 201711051523A CN 109200568 A CN109200568 A CN 109200568A
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- CN
- China
- Prior art keywords
- spiral shell
- adjustment
- resistance
- sensing
- bar
- Prior art date
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Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
- A63B71/06—Indicating or scoring devices for games or players, or for other sports activities
- A63B71/0619—Displays, user interfaces and indicating devices, specially adapted for sport equipment, e.g. display mounted on treadmills
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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
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/00192—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resistance provided by magnetic means
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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
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/22—Resisting devices with rotary bodies
- A63B21/225—Resisting devices with rotary bodies with flywheels
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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
- A63B2220/00—Measuring of physical parameters relating to sporting activity
- A63B2220/80—Special sensors, transducers or devices therefor
Abstract
A kind of resistance sensing mechanism of fitness equipment, include: a resistance adjustment unit and a sensing unit, resistance adjustment unit have an adjusting seat, one be located at adjusting seat above fixed sleeving, one be set to fixed sleeving adjustment bar, there is adjustment bar one first thread segment and one second thread segment, adjusting seat to be bolted in the first thread segment；Sensing unit has the second spiral shell seat, a sensing element and a sensed element for being bolted in the second thread segment, and sensing element is set to one of adjusting seat and the second spiral shell seat, is sensed element and is set to the one of other of adjusting seat and the second spiral shell seat.Whereby, at a distance between sensing element can be changed between sensed element using the relative motion of adjusting seat and the second spiral shell seat, and then sensing element is allowed to generate corresponding sensing signal.
Description
Technical field
The present invention relates to fitness equipment, in particular to the resistance sensing mechanism of a kind of fitness equipment.
Background technique
General fitness equipment is in order to allow user that can adjust operation difficulty according to the training demand of itself, in structure
On would generally configure a resistance adjuster, user can be applied by resistance adjuster to flywheel or other similar element
Different degrees of resistance, while adjusting resistance, in order to allow user that can grasp the resistance that resistance adjuster is applied really
Power size, the fitness equipment of some can be reconfigured a sensing device, be primarily used to the resistance applied to resistance adjuster
Power size is sensed, so that user can optionally adjust at any time.
For prior art relevant to sensing device, the dress of torsion sensing disclosed by the M435942 patent of Taiwan
It sets and mainly main sensing element and sensed element is respectively arranged on fixing piece and position adjustment part, bar is adjusted by rotation
The relative distance between position adjustment part and fixing piece can be changed, make main sensing element because the distance between with sensed element
Change and generates corresponding sensing signal.In aforementioned patent case, main sensing element and sensed element only have one can be with
It is mobile, another one be then it is fixed, since these structures are the structures for folk prescription movement, main sensing element and sensed
Change in location between element is not obvious, and then the sensitivity of sensing signal is caused to be limited, and obvious its still has improvement
Space.
Summary of the invention
The main purpose of the present invention is to provide a kind of resistance sensing mechanism of fitness equipment, can be reduced actuating length and
Shorten the sensing time, and effectively promotes the sensitivity of sensing.
In order to achieve the above objectives, resistance sensing mechanism provided by the present invention includes a resistance adjustment unit and a sense
Survey unit.The resistance adjustment unit has an adjusting seat, a fixed sleeving and an adjustment bar, which includes an adjustment base
One end of seat and one first spiral shell seat, periphery and the adjustment pedestal which is set to a flywheel is hubbed at a vehicle frame, this is solid
Determine casing set on the vehicle frame and be located at the adjustment pedestal top, the adjustment bar can original place be rotationally arranged in the fixed sleeving,
The adjustment bar has one first thread segment and one second thread segment, which has opposite rotation with second thread segment
To the first spiral shell seat is bolted in the first thread segment of the adjustment bar and is articulated in the adjustment pedestal；And the sensing unit has
One second spiral shell seat, a sensing element and a sensed element, the second spiral shell seat are bolted in the adjustment bar of the resistance adjustment unit
The second thread segment, the sensing element be set to the resistance adjustment unit adjusting seat and the sensing unit the second spiral shell seat wherein
One of, the sensed element be set to the adjusting seat of the resistance adjustment unit and the second spiral shell seat of the sensing unit one of in addition,
It is corresponded to each other between the sensing element and the sensed element.
It can be seen from the above, resistance sensing mechanism of the invention is made using the setting of the first, second thread segment of different rotation directions
The adjusting seat can generate relative motion with the second spiral shell seat, and then allow the sensing element and the sensed element simultaneously towards that
This is close to or far from can so reach and reduce actuating length, shorten the sensing time, and promote the effect of the sensitivity of sensing.
Optionally, the sensing element be set to the adjusting seat adjustment pedestal and the sensing unit the second spiral shell seat wherein it
One, the sensed element be set to the adjustment pedestal of the adjusting seat and the second spiral shell seat of the sensing unit one of in addition.
Optionally, the sensing element be set to the adjusting seat the first spiral shell seat and the sensing unit the second spiral shell seat wherein it
One, the sensed element be set to the first spiral shell seat of the adjusting seat and the second spiral shell seat of the sensing unit one of in addition.
Optionally, the first spiral shell seat tool have a pedestal and one be set to the pedestal front end face carrier, the carrier use
To carry the sensing element or the sensed element.
Optionally, which includes a guide bar, which is adjacent to the adjustment bar, the second spiral shell seat
It is slippingly connected to the guide bar, when adjustment bar rotation, which will receive the second thread segment of the adjustment bar
Driving and the guide bar guiding, and along the axial movement of the adjustment bar.
Optionally, which is fixedly arranged on the fixed sleeving of the vehicle frame or the resistance adjustment unit.
Optionally, which has a guide hole through top surface and bottom surface, which is slippingly arranged in
In the guide hole.
Optionally, the axial direction for being axially parallel to the adjustment bar of the guide bar.
Optionally, which has a front end face and a guide channel, which is recessed backward from the front end face, and
Run through the top surface and bottom surface of the second spiral shell seat simultaneously, which is slippingly located in the guide channel.
Optionally, the wall surface between the guide channel two sides is connected to the guide bar.
Optionally, the diameter of first thread segment is less than the diameter of second thread segment.
Detailed configuration, feature, assembling or usage mode in relation to resistance sensing mechanism provided by the present invention, will be in subsequent
Embodiment be described in detail in be described by.However, should be able to understand in those skilled in the art, these are described in detail and reality
Specific embodiment cited by the present invention is applied, the present invention is merely to illustrate, the patent claim being not intended to limit the invention.
Detailed description of the invention
Fig. 1 is the perspective view of the first embodiment of the present invention；
Fig. 2 is the sectional perspective exploded view of the first embodiment of the present invention；
Fig. 3 is the partial plan layout of the first embodiment of the present invention, main to show that sensing element and sensed element are mutual
Separate state；
Fig. 4 is analogous to Fig. 3, main to show sensing element and sensed element state close to each other；
Fig. 5 is the sectional perspective exploded view of the second embodiment of the present invention；
Fig. 6 is the perspective view of the third embodiment of the present invention；
Fig. 7 is the sectional perspective exploded view of the third embodiment of the present invention；
Fig. 8 is the partial plan layout of the third embodiment of the present invention, main to show that sensing element and sensed element are mutual
Separate state；
Fig. 9 is analogous to Fig. 8, main to show sensing element and sensed element state close to each other；
Figure 10 is the sectional perspective exploded view of the fourth embodiment of the present invention.
[symbol description]
First embodiment
10 resistance sensing mechanism, 12 vehicle frame, 14 flywheel
20 resistance adjustment units
22 adjusting seats 23 adjust 24 magnetic part of pedestal
26 fixed sleevings 28 adjust 282 knob of bar
284 screw rod, 286 first thread segment, 288 second thread segment
30 first spiral shell seats
32 first 34 second pivot of pivot, 36 interlocking lever
40 sensing units
42 second spiral shell seat, 422 screw hole, 424 guide hole
44 sensing elements 46 are sensed element
50 guide bars
Second embodiment
10A resistance sensing mechanism
28A adjusts bar
42A the second spiral shell seat 444A guide channel 426A front end face
50A guide bar
3rd embodiment
10B resistance sensing mechanism 12B vehicle frame 14B flywheel
20B resistance adjustment unit
22B adjusting seat 23B adjusts pedestal 24B magnetic part
26B fixed sleeving 28B adjusts bar 282B knob
284B screw rod 286B the first thread segment the second thread segment of 288B
30B the first spiral shell seat 31B pedestal
32B the first pivot 34B the second pivot 36B interlocking lever
38B carrier
40B sensing unit
42B the second spiral shell seat 422B screw hole 424B guide hole
44B sensing element 46B is sensed element
50B guide bar
Fourth embodiment
10C resistance sensing mechanism
28C adjusts bar
42C the second spiral shell seat 444C guide channel 426C front end face
50C guide bar
Specific embodiment
For the technical characterstic place that the present invention will be described in detail, now enumerates embodiment below and cooperate Detailed description of the invention such as
What, in which:
Please referring initially to Fig. 1, fitness equipment shown in figure includes that a vehicle frame 12 and one is rotatably arranged in the vehicle frame 12
Flywheel 14.Referring again to Fig. 1 to 4, a resistance sensing mechanism 10 provided by the first embodiment of the present invention, includes a resistance
Power adjustment unit 20, a sensing unit 40 and a guide bar 50, in which:
The resistance adjustment unit 20, with the opposite magnetic part 24 of an adjusting seat 22, two, a fixed sleeving 26, Yi Jiyi
Adjust bar 28.
The adjusting seat 22 has an adjustment pedestal 23 and one first spiral shell seat 30.The adjustment pedestal 23 is set to the week of the flywheel 14
One end of edge and the adjustment pedestal 23 is hubbed at the vehicle frame 12；Two magnetic parts 24 are respectively arranged on the inside of the adjustment pedestal 23
Face, and a preset distance is kept with the flywheel 14；The fixed sleeving 26 is set to the vehicle frame 12 and is located at the adjustment pedestal 23
Top；The adjustment bar 28 has a knob 282 screw rod 284 that connect the knob 282 with one, the screw rod 284 can original place rotationally
It is arranged in the fixed sleeving 26, which has one first thread segment 286 and one second thread segment 288, first screw thread
Section 286 has opposite rotation direction with second thread segment 288；The first spiral shell seat 30 is bolted in the screw rod 284 of the adjustment bar 28
First thread segment 286 and it is articulated in the adjustment pedestal 23；In the present embodiment, the first spiral shell seat 30 is also comprising there are two the first pivots
32, two the second pivots 34 of axis and two interlocking levers 36, respectively one end of the interlocking lever 36 passes through first pivot 32 respectively and is pivoted
In the two relative side of the first spiral shell seat 30, respectively the other end of the interlocking lever 36 passes through second pivot 34 respectively and is hubbed at the tune
Two opposite lateral surfaces of integral basis seat 23.
The sensing unit 40 has one second spiral shell seat 42, a sensing element 44 and a sensed element 46.
The second spiral shell seat 42 has a screw hole 422, which runs through the top surface and bottom surface of the second spiral shell seat 42, this
Two spiral shell seats 42 are bolted in the second thread segment 288 of the adjustment bar 28 of the resistance adjustment unit 20 by the screw hole 422；The sensing
Part 44 is set to the top surface of the adjustment pedestal 23 of the adjusting seat 22 of the resistance adjustment unit 20 and the second spiral shell of the sensing unit 40
One of position of the bottom surface of seat 42, the sensed element 46 are set to the adjustment of the adjusting seat 22 of the resistance adjustment unit 20
Another position of the bottom surface of second spiral shell seat 42 of the top surface of pedestal 23 and the sensing unit 40.If that is, the sensing
Element 44 is the top surface that the adjustment pedestal 23 is arranged in, which is just arranged in the bottom surface of the second spiral shell seat 42, such as
The fruit sensing element 44 is the bottom surface that the second spiral shell seat 42 is arranged in, which is arranged in the top of the adjustment pedestal 23
Face, however be whether arranged using which kind of aforementioned mode, it is had to mutually between the sensing element 44 and the sensed element 46
Corresponding, when implementing, which can be Hall sensor, which can be magnet.In addition, when implementing, it should
The diameter of first thread segment 286 of screw rod 284 is less than the diameter of the second thread segment 288 of the screw rod 284, can so facilitate this
Two spiral shell seats 42 are mounted on the second thread segment 288 of the screw rod 284.
The guide bar 50 is adjacent to the screw rod 284 of the adjustment bar 28, which is slippingly connected to the guiding
Bar 50, when adjustment 28 Forced rotation of bar, which will receive the second thread segment of the screw rod 284 of the adjustment bar 28
288 driving and the guiding of the guide bar 50, and moved up and down along the axial direction of the adjustment bar 28.When implementing, the guide bar
50 are fixedly arranged on the fixed sleeving 26 of the resistance adjustment unit 20, but also can select to consolidate the guide bar 50 according to actual demand
The (not shown) on the vehicle frame 12, in addition, in the present embodiment, which also has one to run through top surface and bottom surface
Guide hole 424, which is slippingly arranged in the guide hole 424, and two relative opening walls of the guide hole 424 support
It is connected to the guide bar 50.Therefore, when adjustment 28 Forced rotation of bar, pass through the collocation of the guide hole 424 and the guide bar 50
Relationship, so that the second spiral shell seat 42 is only able to the axial movement along the adjustment bar 28, without the axis around the adjustment bar 28
To pivot.In some embodiments, the axial direction of the guide bar 50 can also be parallel to the axial direction of the adjustment bar 28, and the guide hole
424 internal diameter is substantially equal to the outer diameter of the guide bar 50, but practical structures are not limited thereto.
The structure of the first embodiment of the present invention is explained above, will be illustrated next this first embodiment use state and
Where effect.
Referring again to Fig. 1,3 and 4, when a user passes through the knob 282 for rotating the adjustment bar 28,28 meeting of adjustment bar
The first spiral shell seat 30 and the second spiral shell seat 42 are respectively driven along this via the first, second thread segment 286,288 of its screw rod 284
The axial upper and lower displacement of bar 28 is adjusted, in the displacement process of the first spiral shell seat 30, which can pass through two companies
Lever 36 drives the adjustment pedestal 23 to deflect with respect to the flywheel 14, enables the adjustment pedestal 23 in the opposite flywheel 14 deflection
Drag effect is provided to the flywheel 14 using the magnetic flux change between two magnetic parts 24.Due to first, second screw thread
Section 286,288 has opposite rotation direction, so the first, second spiral shell seat 30,42 can edge under the driving by the adjustment bar 28
The screw rod 284 it is axial carry out relative motion and towards each other close to or far from therefore the adjustment pedestal 23 can be in first spiral shell
With the second spiral shell seat 42 towards each other close to or far from this way, the sensing element 44 and the sensed member under the drive of seat 30
At a distance between being changed using the relative motion of the adjustment pedestal 23 and the second spiral shell seat 42 between part 46, once
Distance between the two is varied, which just can generate corresponding sensing signal to a control panel (in figure
Do not show), user just can the information according to the control panel learn the situation of change of resistance.
In conclusion first, second spiral shell of the resistance sensing mechanism 10 of the first embodiment of the present invention using different rotation directions
The setting of line section 286,288 enables the adjustment pedestal 23 by the drive of the first spiral shell seat 30 and generates with the second spiral shell seat 42
Relative motion, and then allow the sensing element 44 and the sensed element 46 simultaneously towards each other close to or far from compared to existing
Having technology is only the structure of folk prescription movement, and the first embodiment of the present invention can effectively promote the sensitivity of sensing.
Referring again to Fig. 5, a kind of resistance sensing mechanism 10A, is mainly generally same as provided by the second embodiment of the present invention
Before take off first embodiment, the difference is that:
The second spiral shell seat 42A has a front end face 426A and a guide channel 444A, guide channel 444A from the front end face
426A is recessed backward, and runs through the top surface and bottom surface of the second spiral shell seat 42A simultaneously, and guide bar 50A is slippingly located in this
In guide channel 444A, furthermore the wall surface between the two sides guide channel 444A is connected to guide bar 50A.Although such structure with it is preceding
The structure for taking off the guide hole 424 of first embodiment has a little difference, but it can equally pass through guide channel 444A and the guide bar
The Matching Relation of 50A makes the second spiral shell seat 42A during the adjustment bar 28A Forced rotation, is only able to along adjustment bar 28A
Axial movement, without around the axially pivoting of adjustment bar 28A.
Remaining structure of this second embodiment and the effect of capable of reaching, take off first embodiment before being generally same as, and hold no longer superfluous
It states.
It is the third embodiment of the present invention referring again to Fig. 6 to 9, fitness equipment shown in Fig. 6 includes a vehicle frame 12B
The flywheel 14B for being rotatably arranged in vehicle frame 12B with one.Referring again to Fig. 6 to 9, provided by the third embodiment of the present invention
One resistance sensing mechanism 10B includes a resistance adjustment unit 20B, a sensing unit 40B and a guide bar 50B, in which:
Resistance adjustment unit 20B has an adjusting seat 22B, two opposite magnetic part 24B, a fixed sleeving 26B,
And one adjustment bar 28B.
Adjusting seat 22B includes that an adjustment pedestal 23B and one first spiral shell seat 30B, the adjustment pedestal 23B are set to the flywheel
One end of the periphery of 14B and adjustment pedestal 23B are hubbed at vehicle frame 12B；Two magnetic part 24B are respectively arranged on the adjustment base
The medial surface of seat 23B, and a preset distance is kept with flywheel 14B；Fixed sleeving 26B is set to vehicle frame 12B and is located at
The top of adjustment pedestal 23B；The screw rod 284B that there is the adjustment bar 28B knob 282B to connect knob 282B with one, should
Screw rod 284B can original place be rotationally arranged in fixed sleeving 26B, screw rod 284B have one first thread segment 286B and one
Second thread segment 288B, the first thread segment 286B and the second thread segment 288B have opposite rotation direction；First spiral shell seat 30B
It is bolted in the first thread segment 286B of the screw rod 284B of adjustment bar 28B and is articulated in adjustment pedestal 23B；In the present embodiment
In, the first spiral shell seat 30B also includes a pedestal 31B, two the first pivot 32B, two the second pivot 34B, two interlocking levers
A 36B and carrier 38B, respectively one end of interlocking lever 36B passes through first pivot 32B respectively and is hubbed at the first spiral shell seat 30B
Pedestal 31B two relative side, respectively the other end of interlocking lever 36B passes through second pivot 34B respectively and is hubbed at the adjustment
Two opposite lateral surfaces of pedestal 23B, carrier 38B are set to the front end face of the pedestal.
Sensing unit 40B has one second spiral shell seat 42B, the sensed element 46B of a sensing element 44B and one.
There is the second spiral shell seat 42B screw hole 422B, screw hole 422B to run through the top surface and bottom surface of the second spiral shell seat 42B,
The second spiral shell seat 42B is bolted in the second thread segment of the adjustment bar 28B of resistance adjustment unit 20B by screw hole 422B
288B；Sensing element 44B is set to the carrier 38B of the first spiral shell seat 30B of the adjusting seat 22B of resistance adjustment unit 20B
With one of position of the bottom surface of the second spiral shell seat 42B of sensing unit 40B, which is set to the resistance
The second spiral shell seat 42B's of the carrier 38B and sensing unit 40B of the first spiral shell seat 30B of the adjusting seat 22B of adjustment unit 20B
Another position of bottom surface.If that is, sensing element 44B is setting in carrier 38B, the sensed element
The bottom surface of the second spiral shell seat 42B is just arranged in 46B, if sensing element 44B is the bottom surface that the second spiral shell seat 42B is arranged in,
The sensed element 46B is arranged in bearing seat 38B, however is whether arranged using which kind of aforementioned mode, sensing element 44B
It is sensed between element 46B with this and has to correspond to each other, when implementing, which can be Hall sensor, this is felt
Surveying element can be magnet.In addition, the diameter of the first thread segment 286B of screw rod 284B is less than screw rod 284B's when implementing
The diameter of second thread segment 288B can so facilitate the second spiral shell seat 42B to be mounted on the second thread segment 288B of screw rod 284B.
Guide bar 50B is adjacent to the screw rod 284B of adjustment bar 28B, and the second spiral shell seat 42B is slippingly connected to this
Guide bar 50B, when the adjustment bar 28B Forced rotation, the second spiral shell seat 42B will receive the screw rod 284B's of adjustment bar 28B
The driving of second thread segment 288B and the guiding of guide bar 50B, and moved up and down along the axial direction of adjustment bar 28B.In reality
Shi Shi, guide bar 50B are fixedly arranged on the fixed sleeving 26B of resistance adjustment unit 20B, but can also be selected according to actual demand
It selects and guide bar 50B is fixedly arranged on (not shown) on vehicle frame 12B, in addition, in the present embodiment, the second spiral shell seat 42B is also
The guide hole 424B for running through top surface and bottom surface with one, guide bar 50B are slippingly arranged in guide hole 424B, and should
The two relative opening walls of guide hole 424B are connected to guide bar 50B.Therefore, it when the adjustment bar 28B Forced rotation, is led by this
The Matching Relation of pilot hole 424B and guide bar 50B, so that the second spiral shell seat 42B is only able to the axial direction along adjustment bar 28B
It is mobile, without around the axially pivoting of adjustment bar 28B.In some embodiments, the axial direction of guide bar 50B also can be parallel
The outer diameter of guide bar 50B, but practical knot are substantially equal in the internal diameter of the axial direction of adjustment bar 28B, and guide hole 424B
Structure is not limited thereto.
The structure of the third embodiment of the present invention is explained above, will be illustrated next this third embodiment use state and
Where effect.
Referring again to Fig. 6,8 and 9, as knob 282B of the user by rotation adjustment bar 28B, the adjustment bar
28B can respectively drive the first spiral shell seat 30B and second spiral shell via first, second thread segment 286B, 288B of its screw rod 284B
Seat 42B along adjustment bar 28B axial upper and lower displacement, in the displacement process of the first spiral shell seat 30B, the first spiral shell seat 30B
Adjustment pedestal 23B can be driven to deflect with respect to flywheel 14B by two interlocking lever 36B, make adjustment pedestal 23B in phase
Resistance can be provided to flywheel 14B using the magnetic flux change between two magnetic part 24B when to flywheel 14B deflection to imitate
Fruit.Since the first, second thread segment 286B, the 288B have opposite rotation direction, so the first, second spiral shell seat 30B, 42B exist
The lower of driving by adjustment bar 28B can be close or remote towards each other along the axial progress relative motion of screw rod 284B
From, and then drive the sensing element 44B and sensed element 46B along the close axially towards each other or remote of screw rod 284B
From once the distance between sensing element 44B and the sensed element 46B are varied, sensing element 44B just can be generated
Corresponding sensing signal to a control panel (not shown), user just can the information according to the control panel obtain
Know the situation of change of resistance.
In conclusion the resistance sensing mechanism 10B of the third embodiment of the present invention utilizes the first, second spiral shell of different rotation directions
The setting of line section 286B, 288B, so that sensing element 44B and sensed element 46B are simultaneously along the axis of screw rod 284B
To movement, since the position between sensing element 44B and the sensed element 46B changes linearly, rather than arc-shaped track
Variation aspect, therefore the sensitivity in addition to can effectively promote sensing, moreover it is possible to because of the alternate position spike of adjusting seat when being effectively reduced manufacture
Production fraction defective caused by different.
Referring again to Figure 10, a kind of resistance sensing mechanism 10C, is mainly generally same as provided by the fourth embodiment of the present invention
Before take off 3rd embodiment, the difference is that:
The second spiral shell seat 42C has a front end face 426C and a guide channel 444C, guide channel 444C from the front end face
426C is recessed backward, and runs through the top surface and bottom surface of the second spiral shell seat 42C simultaneously, and guide bar 50C is slippingly located in this
In guide channel 444C, furthermore the wall surface between the two sides guide channel 444C is connected to guide bar 50C.Although such structure with it is preceding
The structure for taking off the guide hole 424B of 3rd embodiment has a little difference, but it can equally pass through guide channel 444C and the guide bar
The Matching Relation of 50C makes the second spiral shell seat 42C during the adjustment bar 28C Forced rotation, is only able to along adjustment bar 28C
Axial movement, without around the axially pivoting of adjustment bar 28C.
Remaining structure of this fourth embodiment and the effect of capable of reaching, take off 3rd embodiment before being generally same as, and hold no longer superfluous
It states.
Finally, must illustrate again, present invention composition element disclosed in previous embodiment is only for example
The scope of the patents that is bright, being not intended to limit the invention, it is all to retouch or change without departing from easy structure made by spirit of that invention, or
With the replacement of other equivalence elements, the scope that the claims in the present invention cover still should belong to.
Claims (10)
1. a kind of resistance sensing mechanism of fitness equipment, which includes that a vehicle frame and one are set to the flywheel of the vehicle frame,
The resistance sensing mechanism includes:
One resistance adjustment unit has an adjusting seat, a fixed sleeving and an adjustment bar, which includes an adjustment
One end of pedestal and one first spiral shell seat, periphery and the adjustment pedestal which is set to the flywheel is hubbed at the vehicle frame, should
Fixed sleeving be set to the vehicle frame and be located at the adjustment pedestal top, the adjustment bar can original place be rotationally arranged in the fixing sleeve
Pipe, the adjustment bar have one first thread segment and one second thread segment, which has opposite with second thread segment
Rotation direction, which is bolted in the first thread segment of the adjustment bar and is articulated in the adjustment pedestal；And
One sensing unit, has one second spiral shell seat, a sensing element and a sensed element, which is bolted in this
Second thread segment of the adjustment bar of resistance adjustment unit, the sensing element are set to the adjusting seat and the sensing of the resistance adjustment unit
One of second spiral shell seat of unit, the sensed element are set to the adjusting seat and the sensing unit of the resistance adjustment unit
Second spiral shell seat one of in addition, corresponded to each other between the sensing element and the sensed element.
2. the resistance sensing mechanism of fitness equipment as described in claim 1, in which: the sensing element is set to the tune of the adjusting seat
One of the second spiral shell seat of integral basis seat and the sensing unit, the sensed element are set to the adjustment pedestal of the adjusting seat and are somebody's turn to do
Second spiral shell seat of sensing unit in addition one of.
3. the resistance sensing mechanism of fitness equipment as described in claim 1, in which: the sensing element is set to the of the adjusting seat
One of the second spiral shell seat of one spiral shell seat and the sensing unit, the sensed element are set to the first spiral shell seat of the adjusting seat and are somebody's turn to do
Second spiral shell seat of sensing unit in addition one of.
4. the resistance sensing mechanism of fitness equipment as claimed in claim 3, in which: the first spiral shell seat tool has a pedestal and one sets
In the carrier of the front end face of the pedestal, the carrier is to carry the sensing element or the sensed element.
5. such as claim 2 or the resistance sensing mechanism of fitness equipment as claimed in claim 4, in which: the resistance sensing mechanism
It include a guide bar, which is adjacent to the adjustment bar, which is slippingly connected to the guide bar, when the tune
When whole bar rotates, which will receive the driving of the second thread segment of the adjustment bar and the guiding of the guide bar, and along
The axial movement of the adjustment bar.
6. the resistance sensing mechanism of fitness equipment as claimed in claim 5, in which: the guide bar is fixedly arranged on the vehicle frame or the resistance
On the fixed sleeving of power adjustment unit.
7. the resistance sensing mechanism of fitness equipment as claimed in claim 6, in which: the second spiral shell seat tool have one through top surface and
The guide hole of bottom surface, the guide bar are slippingly arranged in the guide hole.
8. the resistance sensing mechanism of fitness equipment as claimed in claim 7, in which: the guide bar is axially parallel to the adjustment
The axial direction of bar.
9. the resistance sensing mechanism of fitness equipment as claimed in claim 6, in which: the second spiral shell seat tool has a front end face and one
Guide channel, the guide channel are recessed backward from the front end face, and run through the top surface and bottom surface of the second spiral shell seat simultaneously, which can
It is slippingly located in the guide channel.
10. the resistance sensing mechanism of fitness equipment as described in claim 1, in which: the diameter of first thread segment is less than should
The diameter of second thread segment.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US16/016,446 US10695613B2 (en) | 2017-06-22 | 2018-06-22 | Resistance sensing apparatus for exercise equipment |
| US16/916,057 US11446547B2 (en) | 2017-06-22 | 2020-06-29 | Resistance sensing apparatus for exercise equipment |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017105371834 | 2017-07-04 | ||
| CN201710537183 | 2017-07-04 |
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Cited By (2)
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| CN111035901A (en) * | 2019-12-30 | 2020-04-21 | 潍坊学院 | Novel adjustable motion sensing equipment based on Internet of things |
| CN111504174A (en) * | 2020-04-13 | 2020-08-07 | 宁波道康智能科技有限公司 | Magnetic shoe moving distance sensing method, system, medium and equipment suitable for magnetic control resistance wheel |
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| TWM435942U (en) * | 2012-04-19 | 2012-08-21 | Tonic Fitness Technology Inc | |
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| CN1565681A (en) * | 2003-07-07 | 2005-01-19 | 复盛股份有限公司 | Golf club head and making method thereof |
| TWM374886U (en) * | 2009-05-27 | 2010-03-01 | Index Exercise Equipment Mfg Co Ltd | Magnetic damping device and brake adjustment mechanism of exercise bike |
| TWM435942U (en) * | 2012-04-19 | 2012-08-21 | Tonic Fitness Technology Inc | |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111504174A (en) * | 2020-04-13 | 2020-08-07 | 宁波道康智能科技有限公司 | Magnetic shoe moving distance sensing method, system, medium and equipment suitable for magnetic control resistance wheel |
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| CN109200568B (en) | 2020-09-18 |
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