CN208552400U - Distance adjusting mechanism and rehabilitation training equipment - Google Patents
Distance adjusting mechanism and rehabilitation training equipment Download PDFInfo
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- CN208552400U CN208552400U CN201721537289.6U CN201721537289U CN208552400U CN 208552400 U CN208552400 U CN 208552400U CN 201721537289 U CN201721537289 U CN 201721537289U CN 208552400 U CN208552400 U CN 208552400U
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Abstract
The utility model proposes a kind of distance adjusting mechanism and a kind of rehabilitation training equipment, distance adjusting mechanism includes: outer tube, and multiple mounting bases are provided on outer tube, and multiple mounting bases are located at one end of outer tube；Inner tube is telescopically arranged in outer tube, is adapted with outer tube；Eccentric shaft is set in multiple mounting bases；Idler wheel is rollably set on eccentric shaft；Wherein, by the change of eccentric shaft and inner tube relative position, so that idler wheel is in contact with the outer surface of inner tube.Distance adjusting mechanism provided by the utility model includes: outer tube, inner tube, eccentric shaft and idler wheel, pass through the setting of eccentric shaft, the distance between adjustable idler wheel and inner tube outer surface, guarantee that adjusted rear roller is well contacted with inner tube outer surface, and then overcome the manufacture rigging error due to multiple mounting bases and idler wheel is caused to contact unstable situation with inner tube outer surface, it is ensured that the normal use of rehabilitation training equipment.
Description
Technical field
The utility model relates to rehabilitation training equipment fields, in particular to a kind of distance adjusting mechanism and a kind of health
Equipment is practiced in refreshment.
Background technique
Rehabilitation training equipment is the equipment for training human muscle, especially for multiple sclerosis, apoplexy
With hemiplegia, rheumatism, paraplegia and quadriplegia, parkinsonism, muscular strength obstacle, craniocerebral injury, cerebral apoplexy, cardiovascular disease
Etc. diseases patient have significant curative effect.
It is welded with mounting base on the outer tube of existing rehabilitation training equipment, idler wheel is mounted in mounting base, due to welding error, dress
Presence with factors such as errors, so that contact of the roller surface with inner tube becomes unstable, occasionally there are gaps, so that idler wheel knot
Structure failure, inner and outer pipes are flexible to have some setbacks；Sometimes there are magnitude of interference for idler wheel and inner tube, so that inner tube installation is not entered, or by force
Installation is entered, and idler wheel suppresses strength between inner and outer pipes, influences the service life of roller structure.
Utility model content
The utility model aims to solve at least one of the technical problems existing in the prior art.
For this purpose, the utility model first aspect provides a kind of distance adjusting mechanism.
The utility model second aspect provides a kind of rehabilitation training equipment.
In view of this, the utility model first aspect proposes a kind of distance adjusting mechanism, it to be used for rehabilitation training equipment, packet
Include: outer tube is provided with multiple mounting bases on outer tube, and multiple mounting bases are located at one end of outer tube；Inner tube is telescopically arranged in outer
In pipe, it is adapted with outer tube；Eccentric shaft is set in multiple mounting bases；Idler wheel is rollably set on eccentric shaft；Wherein,
By the change of eccentric shaft and inner tube relative position, so that idler wheel is in contact with the outer surface of inner tube.
Distance adjusting mechanism provided by the utility model includes: outer tube, inner tube, eccentric shaft and idler wheel, wherein inner tube and outer
The structure size of pipe is adapted, and is telescopically arranged in outer tube, and multiple mounting bases are provided on outer tube, specifically, by it
The flexible one end of inner tube is set, and the eccentric shaft for being arranged with idler wheel is installed in multiple mounting bases, so that idler wheel and inner tube
Outer surface be in contact, when inner tube is stretched, idler wheel rolls therewith；Further, it is deposited when between idler wheel and the outer surface of inner tube
At gap or interference fit, rotatable eccentric shaft, and then guarantee well contacting between idler wheel and inner tube outer surface, specifically
Ground guarantees that eccentric shaft is fixed when idler wheel can be steadily contacted with the outer surface of inner tube, at this point, when inner tube is flexible, idler wheel
It rotates, it is smooth to guarantee that inner tube is stretched；When, there are when gap or Interference contact, being rotated forward or backwards between idler wheel and inner tube
Eccentric shaft, by the distance between eccentric axial adjustment idler wheel and inner tube outer surface, when idler wheel and inner tube outer surface well contact again
Secondary fixed eccentric shaft, and then overcome by the manufacture rigging error with multiple mounting bases and idler wheel is caused to contact not with inner tube outer surface
Stable situation guarantees to be steadily contacted between idler wheel and the outer surface of inner tube, it is ensured that the normal use of rehabilitation training equipment.
According to the above-mentioned distance adjusting mechanism of the utility model, there can also be following additional technical feature:
In the above-mentioned technical solutions, it is preferable that eccentric shaft includes: axle body, and one end of axle body is installed in the first mounting base；
Limiting section is set to the other end of axle body, is connected with axle body, is located in the second mounting base；Wherein, the center line and limit of axle body
The center line in position portion is not overlapped.
In the technical scheme, eccentric shaft includes axle body and the limiting section for being set to axle body one end, and it is installed respectively
In in the first mounting base and the second mounting base, guarantee that axle body is not overlapped with the center line of limiting section, it can be with when eccentric shaft rotation
The distance between the idler wheel being set on axle body and inner tube outer surface are adjusted, and then guarantees that the stabilization between idler wheel and inner tube connects
Touching；Further, limit is fixed to eccentric shaft by limiting section, guarantees that eccentric shaft will not occur to turn when idler wheel rotates
It is dynamic, and then ensure the normal use of rehabilitation training equipment.
In any of the above-described technical solution, it is preferable that the side of limiting section is provided with multiple first mounting holes；Second installation
Seat position compatible with multiple first mounting holes is provided with the second mounting hole；Limiting section and the second mounting base pass through multiple first
Mounting hole, the second mounting hole and screw are detachably connected.
In the technical scheme, the side of the first limiting section is provided with multiple first mounting holes, and in the second mounting base
It is provided with compatible second mounting hole therewith, screw is passed through into the first mounting hole and the completion of the second mounting hole to the peace of eccentric shaft
Dress specifically when idler wheel and inner tube steady contact, tightens screw；When there are gap or mistakes between idler wheel and inner tube
Be full of contact when, screw is unscrewed, after appropriate rotation eccentric axis guarantees that idler wheel and inner tube are steadily contacted, screw is tightened again, guarantees
The normal use of rehabilitation training equipment.
In any of the above-described technical solution, it is preferable that multiple first mounting holes are uniformly distributed in the side of limiting section, are connected
The first preset angle is formed between the center line of two the first mounting holes；Wherein, when eccentric shaft rotates the first preset angle, eccentric shaft
It drives and changes the first pre-determined distance between idler wheel and inner tube.
In the technical scheme, multiple first mounting holes are uniformly distributed in the side of limiting section, and two first peaces that are connected
Dress hole between form the first preset angle, when eccentric shaft rotate the first preset angle after, the second mounting hole still with multiple first mounting holes
In one it is opposite, screw passes through the second mounting hole and the first opposite mounting hole can complete the installation to eccentric shaft, and
Eccentric shaft rotate the first preset angle during, the distance between the axle body of eccentric shaft and inner tube will adjust first preset away from
From, and then guarantee the close contact between idler wheel and inner tube, it is ensured that effective cooperation between inner tube and idler wheel, and then guarantee rehabilitation
The normal use of training equipment.
In any of the above-described technical solution, it is preferable that further include: the limit shaft shoulder is set to one end of axle body, is located at axle body
And first between mounting base.
In the technical scheme, the other end of axle body is provided with the limit shaft shoulder, specifically, the structure ruler of the limit shaft shoulder
It is very little to be adapted with the axle body of eccentric shaft, it is positioned between eccentric shaft and the first mounting base, on the one hand, carried out when to eccentric shaft
When adjustment, the shaft shoulder is limited with eccentric shaft turns, and then the center line for ensuring to limit the shaft shoulder is mutually be overlapped with the center line of the first mounting base
It closes, guarantees still stablize after the rotation of eccentric shaft to be installed in multiple mounting bases；On the other hand, by the limit shaft shoulder to roller shaft
It to limit, avoids idler wheel that play occurs, guarantees that it stablizes installation.
In any of the above-described technical solution, it is preferable that further include: multiple bearings are set on axle body, are located at multiple installations
Between seat.
In the technical scheme, multiple bearings are set between axle body and mounting base, are guaranteed by the setting of multiple bearings
Rotation of the idler wheel on eccentric shaft, and multiple bearings can give the multiple supporting points of idler wheel, stablize rotation convenient for idler wheel.
In any of the above-described technical solution, it is preferable that eccentric shaft further include: mounting portion is set to axle body and/or limiting section
End；Eccentric shaft is installed in multiple mounting bases by mounting portion.
In the technical scheme, the side of eccentric shaft is provided with mounting portion, when needing the position to eccentric shaft to adjust
When whole, first open screw and discharge eccentric shaft, by tightening screw again after the mounting portion rotation eccentric axis to appropriate location, adjust
The distance between idler wheel and inner tube.
In any of the above-described technical solution, it is preferable that the position that limiting section is provided with multiple first mounting holes is provided with recessed
Slot, groove are adapted with screw and multiple first mounting holes.
In the technical scheme, in the side of limiting section, setting is fluted, and multiple first mounting holes are set to groove
Interior, the size of groove is adapted with multiple first mounting holes and screw, after screw passes through the second mounting hole and the first mounting hole,
The part that screw stays in outside the second mounting base can be hidden in groove, the aesthetic appearance of range of lift adjustment mechanism, and can be with
Avoid user that from being scratched when in use because being exposed to the screw outside the second mounting base, the safety of range of lift adjustment mechanism
Energy.
In the above-mentioned technical solutions, it is preferable that axle body is an integral structure with limiting section.
In the technical scheme, axle body is an integral structure with limiting section, and the structure of integral type has better intensity hard
Degree, is conducive to extend service life, and the structure of integral type can simplify manufacturing procedure, promotes processing efficiency, so reduce at
This.
To sum up, distance adjusting mechanism provided by the utility model includes: outer tube, inner tube, eccentric shaft and idler wheel, wherein interior
Pipe is adapted with the structure size of outer tube, and is telescopically arranged in outer tube, multiple mounting bases is provided on outer tube, and will set
Eccentric shaft equipped with idler wheel is installed in multiple mounting bases, when there are gap or interference fits between idler wheel and the outer surface of inner tube
When, rotatable eccentric shaft, and then guarantee well contacting between idler wheel and inner tube outer surface, specifically, eccentric shaft passes through mutual
The first mounting hole, the second mounting hole and the screw installation of adaptation, when idler wheel can be in contact with the outer surface of inner tube, tighten spiral shell
Nail；When, there are when gap or Interference contact, screw being unscrewed, forward or backwards rotation eccentric axis between idler wheel and inner tube
To the first preset angle, and during eccentric shaft rotates the first preset angle, the distance between the axle body of eccentric shaft and inner tube are just
The first pre-determined distance can be adjusted, and then guarantees the steady contact between idler wheel and inner tube, it is ensured that is between inner tube and idler wheel effective
Cooperation, and then guarantee the normal use of rehabilitation training equipment, wherein multiple first mounting holes are uniformly distributed in the week of limiting section
Side；Further, in the other end setting limit shaft shoulder of axle body, it is ensured that limit the center line of the shaft shoulder and the center of the first mounting base
Line coincides, and gives idler wheel axial limiting, and multiple bearings are arranged between axle body and mounting base, guarantees idler wheel on eccentric shaft
Rotation, and set axle body and limiting section to the structure of integral type, its intensity hardness is improved, manufacturing procedure is simplified, promotes processing
Efficiency, and then reduce cost.
The utility model second aspect proposes a kind of rehabilitation training equipment, comprising: in the utility model first aspect
Distance adjusting mechanism described in any one technical solution.
The rehabilitation training equipment that the utility model second aspect provides is because including as any in the utility model first aspect
Distance adjusting mechanism described in item technical solution, therefore whole beneficial effects with the distance adjusting mechanism, it is not another herein
One statement.
The additional aspect and advantage of the utility model will become obviously in following description section, or practical new by this
The practice of type is recognized.
Detailed description of the invention
The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will
Become obvious and be readily appreciated that, in which:
Fig. 1 is the structural schematic diagram of the distance adjusting mechanism of the utility model one embodiment；
Fig. 2 is the structural schematic diagram of eccentric shaft in the distance adjusting mechanism of embodiment illustrated in fig. 1；
Fig. 3 is the cross-sectional view of the distance adjusting mechanism of embodiment illustrated in fig. 1.
Wherein, corresponding relationship of the Fig. 1 into Fig. 3 between appended drawing reference and component names are as follows:
1 distance adjusting mechanism, 12 outer tubes, the first mounting base of 14a, the second mounting base of 14b, 142 second mounting holes, in 16
Pipe, 18 eccentric shafts, 182 axle bodies, 184 limiting sections, 186 first mounting holes, 188 mounting portions, 20 idler wheels, the 22 limit shaft shoulders, 24 axis
It holds, 2 screws.
Specific embodiment
In order to be more clearly understood that the above objects, features, and advantages of the utility model, with reference to the accompanying drawing and have
The utility model is further described in detail in body embodiment.It should be noted that in the absence of conflict, this Shen
The feature in embodiment and embodiment please can be combined with each other.
Many details are explained in the following description in order to fully understand the utility model, still, this is practical
It is novel to be implemented using other than the one described here mode, therefore, the protection scope of the utility model not by
The limitation of following public specific embodiment.
The distance adjusting mechanism 1 provided according to some embodiments of the utility model and health are described referring to Fig. 1 to Fig. 3
Equipment is practiced in refreshment.
As shown in Figure 1, the utility model first aspect proposes a kind of distance adjusting mechanism 1, it is used for rehabilitation training equipment,
Include: outer tube 12,2 mounting bases are provided on outer tube 12,2 mounting bases are located at one end of outer tube 12；Inner tube 16, telescopically
It is set in outer tube 12, is adapted with outer tube 12；Eccentric shaft 18 is set in 2 mounting bases；Idler wheel 20, is rollably arranged
In on eccentric shaft 18；Wherein, by the change of eccentric shaft 18 and 16 relative position of inner tube, so that the appearance of idler wheel 20 and inner tube 16
Face is in contact.
Distance adjusting mechanism 1 provided by the utility model includes: outer tube 12, inner tube 16, eccentric shaft 18 and idler wheel 20,
In, inner tube 16 is adapted with the structure size of outer tube 12, and is telescopically arranged in outer tube 12, it is preferable that inner tube 16 and outer
There are the gaps of 2mm between pipe 12, and are set to hollow square tube, and 2 mounting bases are provided on outer tube 12, specifically,
It is disposed at the flexible one end of inner tube 16, and the eccentric shaft 18 for being arranged with idler wheel 20 is installed in 2 mounting bases, so that rolling
Wheel 20 is in contact with the outer surface of inner tube 16, and when inner tube 16 is stretched, idler wheel 20 rolls therewith；Further, when idler wheel 20 with
Between the outer surface of inner tube 16 there are gap or when being interference fitted, rotatable eccentric shaft 18, and then guarantee idler wheel 20 and inner tube 16
Good contact between outer surface specifically when idler wheel 20 can be steadily contacted with the outer surface of inner tube 16, guarantees eccentric shaft
18 is fixed, at this point, idler wheel 20 rotates when inner tube 16 is stretched, it is smooth to guarantee that inner tube 16 is stretched；When idler wheel 20 and inner tube
There are when gap between 16, eccentric shaft 18 is rotated in the forward direction, idler wheel 20 and 16 outer surface of inner tube are reduced by the rotation of eccentric shaft 18
The distance between, guarantee that adjusted rear roller 20 is steadily contacted with 16 outer surface of inner tube；When interference between idler wheel 20 and inner tube 16
When connecting or can not install, eccentric shaft 18 is reversely rotated, the rotation for passing through eccentric shaft 18 increases idler wheel 20 and 16 outer surface of inner tube
The distance between, guarantee that adjusted rear roller 20 is well contacted with 16 outer surface of inner tube, and then overcome by the system with 2 mounting bases
It makes rigging error and causes idler wheel 20 and the unstable situation of 16 appearance face contact of inner tube, it is ensured that rehabilitation training equipment normally makes
With.
In one embodiment of the utility model, it is preferable that as shown in Fig. 2, eccentric shaft 18 includes: axle body 182, axle body
182 one end is installed in the first mounting base 14a；Limiting section 184 is set to the other end of axle body 182, is connected with axle body 182
It connects, is located in the second mounting base 14b；Wherein, the center line of axle body 182 is not overlapped with the center line of limiting section 184.
In this embodiment, eccentric shaft 18 includes axle body 182 and is set to the limiting section 184 of 182 one end of axle body, and by its
It is respectively arranged in the first mounting base 14a and the second mounting base 14b, guarantees that axle body 182 and the center line of limiting section 184 do not weigh
It closes, the distance between the adjustable idler wheel 20 being set on axle body 182 and 16 outer surface of inner tube when eccentric shaft 18 rotates, into
And guarantee the steady contact between idler wheel 20 and inner tube 16；Further, limit is fixed to eccentric shaft 18 by limiting section 184
Position guarantees that eccentric shaft 18 will not rotate when idler wheel 20 rotates, and then ensures the normal use of rehabilitation training equipment.
In one embodiment of the utility model, it is preferable that as depicted in figs. 1 and 2, the side setting of limiting section 184
There are 8 the first mounting holes 186；The position compatible with 8 the first mounting holes 186 second mounting base 14b is provided with the second installation
Hole 142；Limiting section 184 and the second mounting base 14b are detachable by 8 the first mounting holes 186, the second mounting hole 142 and screw 2
Ground connection.
In this embodiment, the side of the first limiting section 184 is provided with 8 the first mounting holes 186, and the second mounting base
It is provided with compatible second mounting hole 142 therewith on 14b, screw 2 is passed through into the first mounting hole 186 and the second mounting hole 142
The installation to eccentric shaft 18 is completed, specifically, when idler wheel 20 and the steady contact of inner tube 16, tightens screw 2；When idler wheel 20
There are when gap or Interference contact between inner tube 16, screw 2 is unscrewed, appropriate rotation eccentric axis 18 guarantee idler wheel 20 with it is interior
After pipe 16 is steadily contacted, screw 2 is tightened again, guarantees the normal use of rehabilitation training equipment, specifically, the first mounting hole 186
Can be set to blind hole, the second mounting hole 142 is set as threaded hole, here, be illustrated by taking 8 the second mounting holes 142 as an example,
But it will be understood by those skilled in the art that the quantity of the second mounting hole 142 is not limited solely to 8, or its
His quantity, can be configured as the case may be, as long as being that by the installation to eccentric shaft 18, be possible to
's.
In one embodiment of the utility model, it is preferable that as shown in Fig. 2, 8 the first mounting holes 186 are in limiting section
184 side is uniformly distributed, and forms the first preset angle between the center line for two the first mounting holes 186 that are connected；Wherein, work as bias
When axis 18 rotates the first preset angle, eccentric shaft 18, which drives, changes the first pre-determined distance between idler wheel 20 and inner tube 16.
In this embodiment, 8 the first mounting holes 186 are uniformly distributed in the side of limiting section 184, and are connected two first
The first preset angle is formed between mounting hole 186, when eccentric shaft 18 rotate the first preset angle after, the second mounting hole 142 still with it is multiple
One in first mounting hole 186 is opposite, and screw 2 passes through the second mounting hole 142 and the first opposite mounting hole 186 and can complete
Installation to eccentric shaft 18, and during eccentric shaft 18 rotates the first preset angle, the axle body 182 and inner tube 16 of eccentric shaft 18
The distance between will adjust the first pre-determined distance, and then guarantee the steady contact between idler wheel 20 and inner tube 16, it is ensured that inner tube
Effective cooperation between 16 and idler wheel 20, and then guarantee the normal use of rehabilitation training equipment.
In specific embodiment, the first preset angle is 45 °, and the first pre-determined distance is 0.5mm, that is, whenever eccentric shaft 18 rotates
At 45 °, the second mounting hole 142 is just connected with another first mounting hole 186, and the distance between idler wheel 20 and inner tube 16 subtract
Few 0.5mm, it can realize 8 grades of adjustment to distance between inner tube 16 and idler wheel 20, adjusting range in 0mm between 4mm,
This, with 8 the first mounting holes 186, and the first preset angle is 45 °, the first pre-determined distance is illustrated for being 0.5mm, still,
Those skilled in the art is to be understood that the setting of the first preset angle and the first pre-determined distance may be other numerical value,
It can be configured according to actual processing, distance between idler wheel 20 and inner tube 16 is adjusted as long as being that by,
It is possible to.
In one embodiment of the utility model, it is preferable that as shown in Figure 3, further includes: limit shaft shoulder 22 is set to
One end of axle body 182, between axle body 182 and the first mounting base 14a.
In this embodiment, the other end of axle body 182 is provided with the limit shaft shoulder 22, specifically, the limit shaft shoulder 22
Structure size is adapted with the axle body 182 of eccentric shaft 18, is positioned between eccentric shaft 18 and the first mounting base 14a, a side
Face, when being adjusted to eccentric shaft 18, limit the shaft shoulder 22 with eccentric shaft 18 rotate, and then ensure limit the shaft shoulder center line with
The center line of first mounting base 14a coincides, and can still stablize after the rotation of guarantee eccentric shaft 18 and be installed in 2 mounting bases；Separately
On the one hand, 20 axial limiting of idler wheel is given by the limit shaft shoulder 22, avoids that play occurs, guarantee that it stablizes installation.
In one embodiment of the utility model, it is preferable that as shown in Figure 3, further includes: 2 bearings 24 are set to axis
On body 182, it is located between 2 mounting bases.
In this embodiment, 2 bearings 24 are set between axle body 182 and mounting base, are protected by the setting of 2 bearings 24
Rotation of the idler wheel 20 on eccentric shaft 18 is demonstrate,proved, and 2 bearings 24 can give 20 two supporting points of idler wheel, convenient for the stabilization of idler wheel 20
Rotation, here, being illustrated with 2 citings of bearing 24, still, it will be understood by those skilled in the art that bearing 24 can also
To be set as other quantity, as long as being that by the installation of the support to idler wheel 20, it is possible to.
In one embodiment of the utility model, it is preferable that as shown in figure 3, eccentric shaft 18 further include: mounting portion 188,
It is set to the end of limiting section 184；Eccentric shaft 18 is installed in 2 mounting bases by mounting portion 188.
In this embodiment, the end of limiting section 184 is provided with mounting portion 188, when needing the position to eccentric shaft 18
When being adjusted, first open screw 2 discharge eccentric shaft 18, by after 188 rotation eccentric axis 18 to appropriate location of mounting portion
Screw 2 is tightened, the distance between idler wheel 20 and inner tube 16 are adjusted, specifically, which is interior hexagonal groove, certainly
It can be that other structures are possible to as long as being that by rotation install eccentric shafts 18.
In one embodiment of the utility model, it is preferable that as shown in figure 3, limiting section 184 is provided with 8 first peaces
The position setting for filling hole 186 is fluted, and groove is adapted with screw 2 and 8 the first mounting holes 186.
In this embodiment, in the side of limiting section 184, setting is fluted, and 8 the first mounting holes 186 is set to recessed
In slot, the size of groove is adapted with 8 the first mounting holes 186 and screw 2, when screw 2 passes through the second mounting hole 142 and first
After mounting hole 186, the part that screw 2 stays in outside the second mounting base 14b can be hidden in groove, range of lift adjustment mechanism 1
Aesthetic appearance, and can be scratched, mention because being exposed to the screw 2 outside the second mounting base 14b when in use to avoid user
Rise the security performance of distance adjusting mechanism 1.
In one embodiment of the utility model, it is preferable that axle body 182 is an integral structure with limiting section 184.
In this embodiment, axle body 182 is an integral structure with limiting section 184, and the structure of integral type has preferably strong
Hardness is spent, is conducive to extend service life, and the structure of integral type can simplify manufacturing procedure, promotes processing efficiency, and then drop
Low cost.
In specific embodiment, distance adjusting mechanism 1 provided by the utility model includes: outer tube 12, inner tube 16, eccentric shaft 18
And idler wheel 20, wherein inner tube 16 is adapted with the structure size of outer tube 12, and is telescopically arranged in outer tube 12, it is preferable that
There are the gap of 2mm between inner tube 16 and outer tube 12, it is provided in the first mounting base 14a and the second mounting base 14b on outer tube 12,
Wherein, 184 side of limiting section of eccentric shaft 18 is evenly arranged with 8 the first mounting holes 186, two neighboring first mounting hole 186
Between shape the first preset angle at 45 °, the second mounting base 14b is provided with the second mounting hole 142, passes through screw 2, the first mounting hole
186 and second mounting hole 142 installation will eccentric shaft 18 be fixedly mounted with support base on；Further, the opposite position of eccentric shaft 18
Setting can adjust, and then guarantee that idler wheel 20 and 16 outer surface of inner tube are steadily contacted, specifically, when idler wheel 20 and the stabilization of inner tube 16 connect
When touching, screw 2 is tightened；When, there are when gap or Interference contact, screw 2 being unscrewed, just between idler wheel 20 and inner tube 16
To or reversely rotate 18 to 45 ° of eccentric shaft, the second mounting hole 142 is just connected with another first mounting hole 186, and in the mistake
The distance between idler wheel 20 and inner tube 16 reduce 0.5mm in journey, after idler wheel 20 and the steady contact of 16 outer surface of inner tube, twist again
Tight screw 2, can be adjusted the distance between idler wheel 20 and 16 outer surface of inner tube, guarantees the steady contact of the two, passes through 8 first
8 grades of adjustment to distance between inner tube 16 and idler wheel 20 may be implemented in the setting of mounting hole 186, and adjusting range is in 0mm to 4mm
Between, and then overcome the manufacture rigging error due to mounting base and cause idler wheel 20 and the unstable feelings of 16 appearance face contact of inner tube
Condition guarantees to be steadily contacted between idler wheel 20 and the outer surface of inner tube 16, it is ensured that the normal use of rehabilitation training equipment；Further
Ground is provided with the limit shaft shoulder 22 in the other end of axle body 182, it is ensured that the center line and the first mounting base 14a of the limit shaft shoulder 22
Center line coincides, and gives 20 axial limiting of idler wheel, and 2 bearings 24 are arranged between axle body 182 and mounting base, guarantees idler wheel 20
Rotation on eccentric shaft 18, and set axle body 182 and limiting section 184 to the structure of integral type, its intensity hardness is improved, letter
Change manufacturing procedure, promotes processing efficiency, and then reduce cost.
The utility model second aspect proposes a kind of rehabilitation training equipment, comprising: in the utility model first aspect
Distance adjusting mechanism 1 described in any one embodiment.
The rehabilitation training equipment that the utility model second aspect provides is because including as any in the utility model first aspect
Distance adjusting mechanism 1 described in item embodiment, therefore whole beneficial effects with the distance adjusting mechanism 1, it is not another herein
One statement.
Term " multiple " then refers to 2 or 2 or more, unless otherwise restricted clearly, art in the description of the present invention,
The orientation or positional relationship of the instructions such as language "upper", "lower" is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of
Describe the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention；Term " connection ", " installation ", " Gu
It is fixed " etc. shall be understood in a broad sense, for example, " connection " may be a fixed connection, may be a detachable connection, or integrally connect
It connects；It can be directly connected, it can also be indirectly connected through an intermediary.For the ordinary skill in the art, may be used
To understand the concrete meaning of above-mentioned term in the present invention as the case may be.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least the one of the utility model
In a embodiment or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment
Or example.Moreover, the particular features, structures, materials, or characteristics of description can be in any one or more embodiment or examples
In can be combined in any suitable manner.
The above is only the preferred embodiments of the utility model, are not intended to limit the utility model, for this field
Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model,
Any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of distance adjusting mechanism is used for rehabilitation training equipment characterized by comprising
Outer tube is provided with multiple mounting bases on the outer tube, and the multiple mounting base is located at one end of the outer tube；
Inner tube is telescopically arranged in the outer tube, is adapted with the outer tube；
Eccentric shaft is set in the multiple mounting base；
Idler wheel is rollably set on the eccentric shaft；
Wherein, by the change of the eccentric shaft and said inner tube relative position, so that the appearance of the idler wheel and said inner tube
Face is in contact.
2. distance adjusting mechanism according to claim 1, which is characterized in that the eccentric shaft includes:
Axle body, one end of the axle body are installed in the first mounting base；
Limiting section is set to the other end of the axle body, is connected with the axle body, is located in the second mounting base；
Wherein, the center line of the axle body is not overlapped with the center line of the limiting section.
3. distance adjusting mechanism according to claim 2, which is characterized in that
The side of the limiting section is provided with multiple first mounting holes；
Second mounting base position compatible with the multiple first mounting hole is provided with the second mounting hole；
The limiting section and second mounting base are removable by the multiple first mounting hole, second mounting hole and screw
It connects with unloading.
4. distance adjusting mechanism according to claim 3, which is characterized in that
The multiple first mounting hole is uniformly distributed in the side of the limiting section, the center for two first mounting holes that are connected
The first preset angle is formed between line；
Wherein, when the eccentric shaft rotates the first preset angle, the eccentric shaft drives to be changed between the idler wheel and said inner tube
Become the first pre-determined distance.
5. distance adjusting mechanism according to claim 3, which is characterized in that further include:
The shaft shoulder is limited, one end of the axle body is set to, between the axle body and first mounting base.
6. distance adjusting mechanism according to claim 3, which is characterized in that further include:
Multiple bearings are set on the axle body, between the multiple mounting base.
7. distance adjusting mechanism according to claim 2, which is characterized in that the eccentric shaft further include:
Mounting portion is set to the end of the axle body and/or the limiting section；
The eccentric shaft is installed in the multiple mounting base by the mounting portion.
8. distance adjusting mechanism according to any one of claim 3 to 6, which is characterized in that
The position setting that the limiting section is provided with the multiple first mounting hole is fluted, the groove and the screw and institute
Multiple first mounting holes are stated to be adapted.
9. the distance adjusting mechanism according to any one of claim 2 to 7, which is characterized in that
The axle body is an integral structure with the limiting section.
10. a kind of rehabilitation training equipment characterized by comprising
Distance adjusting mechanism as claimed in any one of claims 1-9 wherein.
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| CN201721537289.6U CN208552400U (en) | 2017-11-17 | 2017-11-17 | Distance adjusting mechanism and rehabilitation training equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114053660A (en) * | 2021-11-11 | 2022-02-18 | 合肥职业技术学院 | Sit-up fitness equipment |
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2017
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114053660A (en) * | 2021-11-11 | 2022-02-18 | 合肥职业技术学院 | Sit-up fitness equipment |
| CN114053660B (en) * | 2021-11-11 | 2022-08-02 | 合肥职业技术学院 | Sit-up fitness equipment |
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