CN209180258U - A kind of unidirectional jaw clutch and walk helper - Google Patents
A kind of unidirectional jaw clutch and walk helper Download PDFInfo
- Publication number
- CN209180258U CN209180258U CN201821984252.2U CN201821984252U CN209180258U CN 209180258 U CN209180258 U CN 209180258U CN 201821984252 U CN201821984252 U CN 201821984252U CN 209180258 U CN209180258 U CN 209180258U
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- clutch
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- elastic component
- leg member
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Abstract
The utility model discloses a kind of unidirectional jaw clutch and walk helpers, including the first clutch-plate, the second clutch-plate, shell, first clutch-plate is located at the inside of shell and is slidably connected with the inner wall of shell, bearing is arranged on the second clutch-plate, bearing is fixedly connected with the inner wall of shell；The first mounting groove is provided at the top center of second clutch-plate, the bottom of first clutch-plate is protruded into the first mounting groove and is connect with the second clutch-plate, the bottom of first clutch-plate is arranged with the first elastic component, limited block is provided in the bottom of first clutch-plate, limited block and the first clutch-plate are rotatablely connected, limited block is connected with traction rope, and the second clutch-plate is internally provided with leading block, and the bottom that traction rope passes through the first clutch-plate is wound around on leading block and extends to the outside of the second clutch-plate.Traction rope, which pulls limited block to squeeze the first elastic component, makes the first clutch-plate and the second clutch-plate monodirectional locking, and for traction rope not by unlock is realized when external force, structure is simple, facilitates control.
Description
Technical field
The utility model relates to technical field of medical equipment, in particular to a kind of unidirectional jaw clutch and walk helper.
Background technique
Clutch is the development with electromechanical integrated product and the basic part occurred, it is for prime mover and working machine
Between or machine inside between driving shaft and driven shaft power transmitting and separation function important component.It is using driving and driven
The transformation of partial velocity variations or direction of rotation has the device of voluntarily clutch function.
Jaw clutch using the tooth on two halves clutch end face mutually be fitted into or disengage with reach master and slave moving axis from
It closes.The effect of one-way clutch is to rotate certain element can only by certain direction, in the other directions locking.Rolling can be divided into
Minor one-way clutch and free wheeling sprag clutch two types.In general, the former uses more more universal.
In the prior art, there are the driving method of unidirectional jaw clutch complexity, it is unfavorable for unidirectional jaw clutch
Use；Common walk helper walk help function is poor, cannot support patient's speeling stairway well.
Summary of the invention
The purpose of this utility model is that: it provides a kind of unidirectional jaw clutch and solves unidirectional jaw clutch
Driving method it is complicated, the problem of being unfavorable for the use of unidirectional jaw clutch；A kind of walk helper is provided to solve commonly
Walk helper walk help function it is poor, the problem of patient's speeling stairway cannot be supported well.
The technical solution adopted in the utility model is as follows:
A kind of unidirectional jaw clutch, including the first clutch-plate, the second clutch-plate, shell, first clutch-plate position
In shell inside and be slidably connected with the inner wall of shell, bearing, the bearing and shell are arranged on second clutch-plate
Inner wall be fixedly connected；The first mounting groove, the bottom of first clutch-plate are provided at the top center of second clutch-plate
Portion protrudes into the first mounting groove and connect with the second clutch-plate, and the bottom of first clutch-plate is arranged with the first elastic component, and described
One elastic component in the raw when length be greater than the first clutch-plate inside top face and the second clutch-plate top between
There are gap, the central axes sliding and rotation that the bottom of first clutch-plate can be vertical at the top of the second clutch-plate are described
Limited block is provided in the bottom of first clutch-plate, the limited block and the first clutch-plate are rotatablely connected, the limited block connection
Have a traction rope, second clutch-plate is internally provided with leading block, the traction rope pass through the bottom of the first clutch-plate around
It is located on leading block and extends to the outside of the second clutch-plate.
Further, the top of second clutch-plate is provided with the second mounting groove for one week around the first mounting groove, and described
One elastic component is arranged in the second mounting groove.
Further, the depth of first mounting groove and the second mounting groove is identical.
Further, first elastic component is pressure spring.
Further, the traction rope extends to the wired set of the setting of one end outside the second clutch-plate.
A kind of walk helper, including unidirectional jaw clutch, further include leg member, small leg member, shoe components, described
The unidirectional shell of jaw clutch is fixedly connected with the lower end of leg member, the second clutch of the unidirectional jaw clutch
The bottom of piece is fixedly connected with the upper end of small leg member, and the shoe components include upper sole, lower sole, before the upper sole
End and the front end of lower sole are hinged, extend outward to form fixed part in the middle part of the side of the lower sole, under the small leg member
End is fixedly connected with fixed part, and guide post is additionally provided on the fixed part, and the traction rope extends to the outer of the second clutch-plate
The one end in portion passes through guide post and is connect by the second elastic component with the rear end of upper sole, and second elastic component is in the raw
There are gap between the rear end of the upper sole of Shi Suoshu and the rear end of lower sole, the coefficient of elasticity of second elastic component is greater than described
The coefficient of elasticity of first elastic component.
It further, further include ankle component, the lower end of the ankle component is connect with fixed part, the ankle component
Upper end and the lower end of small leg member are hinged.
Further, the guide post is provided through line set far from one end of fixed part, and the upper sole is close to fixed
The side rear end in portion extends to form interconnecting piece, and mounting hole is provided on the interconnecting piece, and one end of the traction rope passes through line set
It is connect with one end of the second elastic component, the other end of second elastic component is detachably connected by mounting hole and interconnecting piece.
Further, second elastic component is tension spring.
Further, bandage is provided on the leg member, small leg member and shoes.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:
1. a kind of unidirectional jaw clutch of the utility model pulls limited block to squeeze the first elasticity by control traction rope
Part makes the first clutch-plate and the second clutch-plate carry out monodirectional locking, and when traction rope is not by external force, the first elastic component is by compressing
State changes to nature drives the first clutch-plate and the separation of the second clutch-plate to realize unlock, and structure is simple, facilitates control.
2. a kind of walk helper of the utility model, during patient's speeling stairway, across step, foot lands for left foot or right crus of diaphragm
During, the upper downward shoes plate of shoes plate is close, and upper shoes plate pulls the second elastic component, since the coefficient of elasticity of the second elastic component is greater than
There is slight stretching in the coefficient of elasticity of first elastic component, therefore, the second elastic component, and upper shoes plate drives limited block to squeeze by traction rope
The first elastic component is pressed, the first elastic component is shunk, and the first clutch-plate and the second clutch-plate carry out monodirectional locking, leg member and shank
Component forms rigid member, is supported to human body, and upper shoes plate continues downward shoes plate close to persistently pulling the second elastic component, and second
Elastic component is stretched；At this point, left foot or right crus of diaphragm, when across step, the thigh for the foot that patient lands will appear relative to shank
One forward swing, thigh drive leg member to lean forward, and leg member drives shell rotation, and shell rotation drives the first clutch-plate
Traction rope is pulled, traction rope pulls the second elastic component to stretch, and the helical teeth of the first clutch-plate is temporary relative to the helical teeth of the second clutch-plate
When separate, the first clutch-plate is one-directionally rotated relative to the second clutch-plate, when the stopping of the thigh of patient is leaned forward, the first clutch-plate
With the second clutch-plate monodirectional locking, meet the habit of patient's speeling stairway, patient's speeling stairway easy to support；The left foot of patient or
When lifting on right crus of diaphragm, corresponding second elastic component is resetted, in power-assisted shoes plate far from lower shoes plate, convenient for patient walking process
Middle carry out power-assisted mitigates the burden in patient's walking process.
Detailed description of the invention
The utility model will illustrate by example and with reference to the appended drawing, in which:
Fig. 1 is a kind of diagrammatic cross-section of unidirectional jaw clutch of the utility model；
Fig. 2 is a kind of walk-assisting device structure schematic diagram of the utility model；
Fig. 3 is a kind of another structural schematic diagram of walk helper of the utility model；
In figure, the first clutch-plate of 1-, the second clutch-plate of 2-, 3- shell, 4- bearing, the first mounting groove of 5-, the first elasticity of 6-
Part, 7- leading block, 8- line set, 9- limited block, 10- traction rope, the second mounting groove of 11-, 12- bandage, 13- leg member, 14-
Sole under small leg member, 15- shoe components, the upper sole of 151-, 152-, 16- fixed part, 17- guide post, the second elastic component of 18-,
19- ankle component.
Specific embodiment
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
Embodiment 1
It elaborates below with reference to Fig. 1 to the utility model.
A kind of unidirectional jaw clutch, including the first clutch-plate 1, the second clutch-plate 2, shell 3, first clutch-plate
1 is located at the inside of shell 3 and is slidably connected with the inner wall of shell 3, and bearing 4, the bearing are arranged on second clutch-plate 2
4 are fixedly connected with the inner wall of shell 3；It is provided with the first mounting groove 5 at the top center of second clutch-plate 2, described first
The bottom of clutch-plate 1 is protruded into the first mounting groove 5 and is connect with the second clutch-plate 2, and the bottom of first clutch-plate 1 is arranged with first
Elastic component 6, first elastic component 6 in the raw when length be greater than the first clutch-plate 1 inside top face and second
There are gap between the top of clutch-plate 2, the bottom of first clutch-plate 1 can along 2 top of the second clutch-plate it is vertical in
Axis slides and rotation, is provided with limited block 9, the limited block 9 and the first clutch-plate 1 in the bottom of first clutch-plate 1
Rotation connection, the limited block 9 are connected with traction rope 10, and second clutch-plate 2 is internally provided with leading block 7, described
The bottom that traction rope 10 passes through the first clutch-plate 1 is wound around on leading block 7 and extends to the outside of the second clutch-plate 2.
Specifically, first elastic component 6 is pressure spring.
The working principle of the utility model are as follows: apply an active force and pull traction rope 10, traction rope passes through leading block 7
It is oriented to, so that traction rope 10 pulls limited block 9 to move along set track, limited block 9 is mobile to drive the first clutch-plate 1 pressure
It is close to the second clutch-plate 2 that first elastic component 6 that contracts slides the bottom of the first clutch-plate 1 in the first mounting groove, Zhi Dao
One clutch-plate 1 and the second clutch-plate 2 carry out monodirectional locking, and the face that the first clutch-plate 1 and the second clutch-plate 2 contact with each other is set respectively
The helical teeth for being equipped with and being mutually matched is realized relative to the second clutch-plate 2 in order to the first clutch-plate 1 and is one-directionally rotated.Shell 3 at this time
The first clutch-plate 1 is able to drive to be one-directionally rotated under the cooperation of bearing 4 relative to the second clutch-plate 2, when traction rope 10 not
The first elastic component 6 is changed from compressive state to nature when by active force, and the first elastic component 6 drives limited block 9 to carry out
It resets, limited block 9 drives the first clutch-plate 1 to separate unlock with the second clutch-plate 2.
Embodiment 2
On the basis of embodiment 1, as shown in Figure 1, the top of second clutch-plate 2 was around the first mounting groove 5 one weeks
It is provided with the second mounting groove 11, first elastic component 6 is arranged in the second mounting groove 11；First mounting groove 5 and second
The depth of mounting groove 11 is identical.
The top of second clutch 2 is provided with the second mounting groove 11, the first bullet for 5 one weeks around the first mounting groove in the present embodiment
It is for the ease of separating the first elastic component 6 with the bottom of the first clutch-plate 1 point that property part 6, which is arranged in the second mounting groove 11,
From installation, avoiding the top of the first elastic component 6 and the first clutch-plate from being located in the first mounting groove 5 simultaneously influences the first clutch-plate 1
To the close, separate of the second clutch-plate 2.Simultaneously convenient for first for mounting groove 5 diameter and the first clutch-plate 1 bottom diameter
Matching realizes that traction rope 10 drives the control precision of limited block 9, to improve the transmission of the first clutch-plate 1 and the second clutch-plate
Precision.
Embodiment 3
On the basis of embodiment 1, as shown in Figure 1, the traction rope 10 extends to one end outside the second clutch-plate 2
Wired set 8 is set.
It is oriented in the present embodiment convenient for covering one end that 8 pairs of traction ropes 10 extend to outside the second clutch-plate 2 by line,
It is defined convenient for traction rope 10 in the track of online 8 setting of set.
Embodiment 4
It elaborates below with reference to Fig. 2, Fig. 3 to the utility model.
A kind of walk helper, including unidirectional jaw clutch further include leg member 13, small leg member 14, shoe components
15, the shell 3 of the unidirectional jaw clutch is fixedly connected with the lower end of leg member 13, the unidirectional jaw clutch
The bottom of the second clutch-plate 2 be fixedly connected with the upper end of small leg member 14, the shoe components 15 include upper sole 151, under
Sole 152, the front end of the upper sole 151 and the front end of lower sole 152 are hinged, in the middle part of the side of the lower sole 152 outward
Fixed part 16 is extended to form, the lower end of the small leg member 14 is fixedly connected with fixed part 16, also sets up on the fixed part 16
There is guide post 17, one end that the traction rope 10 extends to the outside of the second clutch-plate 2 passes through guide post 17 and passes through the second elasticity
Part 18 is connect with the rear end of upper sole 151, second elastic component 18 in the raw when the upper sole 151 rear end with
There are gap between the rear end of lower sole 152, the coefficient of elasticity of second elastic component 18 is greater than the bullet of first elastic component 6
Property coefficient.
Specifically, the guide post 17 is provided through line set 8 far from one end of fixed part 16, and the upper sole 151 leans on
The side rear end of nearly fixed part 16 extends to form interconnecting piece, is provided with mounting hole on the interconnecting piece, and the one of the traction rope 10
End 8 is connect across line set with one end of the second elastic component 18, the other end of second elastic component 18 pass through mounting hole with connect
Portion is detachably connected.
Preferably, second elastic component 18 is tension spring.
Specifically, bandage 12 is provided on the leg member 13, small leg member 14 and shoes.
The working process of the utility model is as follows: patient is by bandage 12 to leg member 13, small leg member 14 and shoes 15
It is dressed.Patient is in speeling stairway, during left foot or right crus of diaphragm land, since the coefficient of elasticity of the second elastic component 18 is big
In the coefficient of elasticity of the first elastic component 6, therefore, upper shoes plate 151 pulls 9 band of limited block by the second elastic component 18 and traction rope 10
Dynamic first clutch-plate 1 is close to the second clutch-plate 2, and traction rope 10 is oriented to by the line set 8 being arranged in guide post 17, guarantees
Traction rope 10 is defined always in the track of online 8 setting of set during being pulled, wherein the second elastic component 18 is damaging
When may be implemented quickly to disassemble and install.To the second clutch-plate 2 during, the first clutch-plate 1 squeezes first clutch-plate 1
First elastic component 6, the compression of the first elastic component 6, the first clutch-plate 1 and the when the first elastic component 6 is in the position of limited compression
Two clutch-plates 2 carry out monodirectional locking, and the face that the first clutch-plate 1 and the second clutch-plate 2 contact with each other is respectively arranged with and mutual
The helical teeth matched is realized relative to the second clutch-plate 2 in order to the first clutch-plate 1 and is one-directionally rotated.At this point, leg member 13 and shank
Component 14 forms rigid member, is supported to human body, and upper shoes plate 151 continues downward shoes plate 152 close to persistently pulling the second bullet
Property part 18, the second elastic component 18 are stretched；At this point, left foot or right crus of diaphragm be when across step, the thigh phase for the foot that patient lands
One forward swing will appear for shank, thigh drives leg member 13 to lean forward, and leg member 13 drives shell 3 to rotate, outside
The rotation of shell 3 drives the first clutch-plate 1 to pull traction rope 10, and traction rope 10 pulls the second elastic component 18 to stretch, the first clutch-plate
Helical teeth is temporarily separated relative to the helical teeth of the second clutch-plate 2, is carried out unidirectionally convenient for the first clutch-plate 1 relative to the second clutch-plate 2
Rotation, when the stopping of the thigh of patient is leaned forward, the first clutch-plate 1 and the second clutch-plate 2 carry out monodirectional locking, meet patient's climbing
The habit of stair, patient's speeling stairway easy to support.When lifting on the left foot or right crus of diaphragm of patient, corresponding second elastic component 18 is carried out
It resets, shoes plate 151 carries out power-assisted far from lower shoes plate 152 convenient for patient during walking in power-assisted, mitigates patient and walked
Burden in journey.
Embodiment 5
It further include ankle component 19 as shown in Figure 2 and Figure 3, under the ankle component 19 on the basis of embodiment 4
End is connect with fixed part 16, and the upper end of the ankle component 19 and the lower end of small leg member 14 are hinged.
In the present embodiment, by 19 upper end of ankle component and small leg member 14, hinged, lower end and fixed part connects adaptation trouble
The activity of person's ankle-joint during walking, convenient for being bonded the walking habits of patient.
The above, only preferred embodiments of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art, can be without creative labor in the technical scope disclosed by the utility model
The dynamic change or replacement expected, should be covered within the scope of the utility model.Therefore, the protection model of the utility model
Enclosing be determined by the scope of protection defined in the claims.
Claims (10)
1. a kind of unidirectional jaw clutch, it is characterised in that: including the first clutch-plate (1), the second clutch-plate (2), shell
(3), first clutch-plate (1) is located at the inside of shell (3) and is slidably connected with the inner wall of shell (3), second clutch
It is arranged on piece (2) bearing (4), the bearing (4) is fixedly connected with the inner wall of shell (3)；The top of second clutch-plate (2)
Be provided at portion center the first mounting groove (5), the bottom of first clutch-plate (1) protrude into the first mounting groove (5) with second from
Piece (2) connection is closed, the bottom of first clutch-plate (1) is arranged with the first elastic component (6), and first elastic component (6) is in
Length when nature is greater than exist between the inside top face of the first clutch-plate (1) and the top of the second clutch-plate (2) between
Gap, the central axes sliding and rotation that the bottom of first clutch-plate (1) can be vertical at the top of the second clutch-plate (2) are described
It is provided in the bottom of first clutch-plate (1) limited block (9), the limited block (9) and the first clutch-plate (1) are rotatablely connected, institute
It states limited block (9) to be connected with traction rope (10), second clutch-plate (2) is internally provided with leading block (7), the traction
The bottom that rope (10) passes through the first clutch-plate (1) is wound around on leading block (7) and extends to the outside of the second clutch-plate (2).
2. a kind of unidirectional jaw clutch according to claim 1, it is characterised in that: second clutch-plate (2)
Top is provided with the second mounting groove (11) for (5) one weeks around the first mounting groove, and first elastic component (6) is arranged in the second mounting groove
(11) in.
3. a kind of unidirectional jaw clutch according to claim 1, it is characterised in that: first mounting groove (5) and
The depth of second mounting groove (11) is identical.
4. a kind of unidirectional jaw clutch according to claim 1, it is characterised in that: first elastic component (6) is
Pressure spring.
5. a kind of unidirectional jaw clutch according to claim 1, it is characterised in that: the traction rope (10) extends to
Wired set (8) is arranged in the external one end of second clutch-plate (2).
6. a kind of walk helper, including unidirectional jaw clutch described in Claims 1 to 5 any one, it is characterised in that: also
Including leg member (13), small leg member (14), shoe components (15), the shell (3) of the unidirectional jaw clutch and big
The lower end of leg member (13) is fixedly connected, the bottom of the second clutch-plate (2) of the unidirectional jaw clutch and small leg member
(14) upper end is fixedly connected, and the shoe components (15) include upper sole (151), lower sole (152), the upper sole
(151) front end of front end and lower sole (152) is hinged, extends outward to form fixation in the middle part of the side of the lower sole (152)
The lower end in portion (16), the small leg member (14) is fixedly connected with fixed part (16), is additionally provided with and is led on the fixed part (16)
Xiang Zhu (17), one end that the traction rope (10) extends to the outside of the second clutch-plate (2) pass through guide post (17) by second
Elastic component (18) is connect with the rear end of upper sole (151), second elastic component (18) in the raw when the upper sole
(151) there are gap between the rear end of rear end and lower sole (152), the coefficient of elasticity of second elastic component (18) is greater than institute
State the coefficient of elasticity of the first elastic component (6).
7. a kind of walk helper according to claim 6, it is characterised in that: further include ankle component (19), the ankle structure
The lower end of part (19) is connect with fixed part (16), and the upper end of the ankle component (19) and the lower end of small leg member (14) are hinged.
8. a kind of walk helper according to claim 6, it is characterised in that: the guide post (17) is far from fixed part (16)
One end is provided through line set (8), and the upper sole (151) extends to form interconnecting piece close to the side rear end of fixed part (16),
Mounting hole is provided on the interconnecting piece, one end of the traction rope (10) passes through the one of line set (8) and the second elastic component (18)
End connection, the other end of second elastic component (18) are detachably connected by mounting hole and interconnecting piece.
9. a kind of walk helper according to claim 6, it is characterised in that: second elastic component (18) is tension spring.
10. a kind of walk helper according to claim 6, it is characterised in that: the leg member (13), small leg member (14)
And bandage (12) are provided on shoes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821984252.2U CN209180258U (en) | 2018-11-28 | 2018-11-28 | A kind of unidirectional jaw clutch and walk helper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821984252.2U CN209180258U (en) | 2018-11-28 | 2018-11-28 | A kind of unidirectional jaw clutch and walk helper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209180258U true CN209180258U (en) | 2019-07-30 |
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ID=67374658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821984252.2U Active CN209180258U (en) | 2018-11-28 | 2018-11-28 | A kind of unidirectional jaw clutch and walk helper |
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| CN (1) | CN209180258U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112294605A (en) * | 2020-10-13 | 2021-02-02 | 北京理工大学前沿技术研究院 | Self-balancing ankle joint exoskeleton |
-
2018
- 2018-11-28 CN CN201821984252.2U patent/CN209180258U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112294605A (en) * | 2020-10-13 | 2021-02-02 | 北京理工大学前沿技术研究院 | Self-balancing ankle joint exoskeleton |
| CN112294605B (en) * | 2020-10-13 | 2023-05-16 | 北京理工大学前沿技术研究院 | Self-balancing ankle exoskeleton |
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