CN110301922A - A kind of Calf muscle aging test device - Google Patents
A kind of Calf muscle aging test device Download PDFInfo
- Publication number
- CN110301922A CN110301922A CN201910504227.2A CN201910504227A CN110301922A CN 110301922 A CN110301922 A CN 110301922A CN 201910504227 A CN201910504227 A CN 201910504227A CN 110301922 A CN110301922 A CN 110301922A
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- Prior art keywords
- seat
- shank
- support
- triggering
- spring
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- 210000003205 muscle Anatomy 0.000 title claims abstract description 49
- 238000012360 testing method Methods 0.000 title claims abstract description 44
- 230000032683 aging Effects 0.000 title claims abstract description 38
- 244000309466 calf Species 0.000 title claims abstract description 30
- 210000002414 leg Anatomy 0.000 claims description 39
- 230000035939 shock Effects 0.000 claims description 31
- 238000012546 transfer Methods 0.000 claims description 30
- 210000000689 upper leg Anatomy 0.000 claims description 28
- 230000006835 compression Effects 0.000 claims description 27
- 238000007906 compression Methods 0.000 claims description 27
- 229910000831 Steel Inorganic materials 0.000 claims description 19
- 239000010959 steel Substances 0.000 claims description 19
- 244000309464 bull Species 0.000 claims description 10
- 230000001960 triggered effect Effects 0.000 claims description 5
- 230000007306 turnover Effects 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 4
- 230000002457 bidirectional effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 claims description 3
- 230000035882 stress Effects 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 13
- 230000033001 locomotion Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000000691 measurement method Methods 0.000 abstract description 3
- 238000011160 research Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 230000006378 damage Effects 0.000 description 4
- 210000000107 myocyte Anatomy 0.000 description 3
- 210000003423 ankle Anatomy 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000017260 vegetative to reproductive phase transition of meristem Effects 0.000 description 2
- 108091005975 Myofilaments Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 210000002808 connective tissue Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 210000002683 foot Anatomy 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000003862 health status Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 210000003632 microfilament Anatomy 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/22—Ergometry; Measuring muscular strength or the force of a muscular blow
- A61B5/224—Measuring muscular strength
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/45—For evaluating or diagnosing the musculoskeletal system or teeth
- A61B5/4519—Muscles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6887—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient mounted on external non-worn devices, e.g. non-medical devices
- A61B5/6891—Furniture
Abstract
The present invention relates to a kind of Calf muscle aging test devices, belong to the field of medical instrument technology.The Calf muscle aging test device includes seat body and shank dynamometer, shank dynamometer includes two shank dynamometry components, two shank dynamometry components are fixed in seat body side by side, shank dynamometry component includes supporting element, dynamometer and stressed plate, supporting element is fixed with seat body, dynamometer is set on supporting element, and stressed plate is fixed with the piston rod of dynamometer and stressed plate is vertical with piston rod, and stressed plate is located at the front of seat body and is configured as cooperating with shank.Dynamometer measures the strength size of shank, and then the muscle of Quantitative study control shank movement, measurement method is simple and convenient, intuitive measurement results, and the leg muscle aging degree of the elderly is judged according to measurement result, provides foundation for subsequent research or treatment etc..
Description
Technical field
The invention belongs to the field of medical instrument technology, and in particular to a kind of Calf muscle aging test device.
Background technique
Muscle is mainly made of musculature.Musculature is made of myocyte's (muscle fibre) and connective tissue.Myocyte
Elongate form, in threadiness, therefore myocyte is commonly referred to as muscle fibre.Cell includes myofilament protein abundant, forms actin filament
And thick filament.Lower limb flesh is divided into hip flesh, thigh flesh, muscles of leg and sufficient flesh by place position.
In the developmental process of people, certain age is arrived, leg muscle aging can occur and show with advancing age
As the leg muscle aging of especially the elderly is more obvious, and the aging degree of leg muscle is to judge senior health and fitness's state
An important indicator.
In the measurement of the prior art, entire leg can only generally be measured, it is difficult to the flesh of leg different parts
Meat is precisely studied.
Summary of the invention
In consideration of it, the embodiment of the present invention is designed to provide a kind of Calf muscle aging test device, it to be used for tester
The size of body shank strength can carry out quantitative measurment to muscle, and measurement method is simple and convenient, measurement result is more intuitive.
The embodiment of the present invention is achieved in that
The embodiment of the invention provides a kind of Calf muscle aging test devices, carry out for the shank to tested personnel
Dynamometry, the Calf muscle aging test device include seat body and shank dynamometer, and the shank dynamometer includes two
Shank dynamometry component, two shank dynamometry components are fixed in the seat body side by side, and the shank dynamometry component includes
Supporting element, dynamometer and stressed plate, the supporting element are fixed with the seat body, and the dynamometer is set to the supporting element
On, the stressed plate is fixed with the piston rod of the dynamometer and the stressed plate is vertical with the piston rod, the stressed plate
Positioned at the seat body front and be configured as and shank cooperate.
As the optinal plan of above-described embodiment, the dynamometer rotatably cooperates with the supporting element, the dynamometry
Meter is horizontally disposed relative to the pivot center of the supporting element and extends along the left and right directions of the seat body.
Dynamometer can be overturn, so that shank is vertical with piston rod always, the contact position of shank and stressed plate begins
It remains unchanged eventually, effective protection is tested the shank of personnel, and effectively improves measurement accuracy.
As the optinal plan of above-described embodiment, finite place piece is set between the dynamometer and the supporting element, it is described
Locating part includes position-limiting tube, limit spring and limit steel ball, and the side of the supporting element is provided with limiting groove, the dynamometer
Pivot center relative to the supporting element is axis of reference, and the axis of reference prolongs along the left and right directions of the seat body
It stretches, the limiting groove is extended in circular arc around the axis of reference, from one end of the limiting groove to the other end, the limit
The bottom surface of position groove is wavy.
The position-limiting tube is fixed on the outer surface of the dynamometer, and one end of the position-limiting tube is closed end, the limit
One end of pipe is open end, and the open end is set in the position-limiting tube towards the limiting groove, the limit spring, institute
It states limit steel ball to stretch out from the open end and the rotatable bottom surface for being connected to the limiting groove, the two of the limit spring
End is connected to the closed end and the limit steel ball respectively, so that the limit steel ball is connected to the bottom of the limiting groove
Face.
When dynamometer is not affected by shank force, limit spring, which pushes, limits the bottom surface that steel ball is connected to limiting groove, if
Wanting makes to limit steel ball rolls in limiting groove, then needs to apply dynamometer certain active force, dynamometry can be effectively prevented
Count improper rotation.Further, since force of rolling friction of the limit steel ball in limiting groove is smaller, required active force also compares
Small, the influence to measurement result is smaller.
As the optinal plan of above-described embodiment, the height of the dynamometer is adjustable.
Since the height for being tested personnel is different, the length of shank also can be different, and the height of dynamometer is adjustable, it is ensured that
The position of dynamometer and the ankle location matches of shank adapt to the tested personnel of different heights, applied widely, measure more smart
Really.
As the optinal plan of above-described embodiment, the seat body has the chair back, seat and four chair legs.
Four legs are located at the lower section of the seat and are used to support the seat, and the chair back is located at described
The top of seat.
Two legs of described seat body the same side are a leg group, two shank dynamometry components and two
The leg group corresponds, and the supporting element is fixed in the leg group.
As the optinal plan of above-described embodiment, the shank dynamometry component further includes protecting against shock component, the protecting against shock
Component includes support plate and limiter.
The support plate includes integrally formed cylindrical portion, plate-like portion and curved portion, and the cylindrical portion is cylindrical and can
Rotation is supported in the seat, and the plate-like portion is located at institute in tabular, the arc-shaped plate of curved portion, the cylindrical portion
State one end of plate-like portion, the arc part in the other end of the plate-like portion, the plate-like portion respectively with the cylindrical portion and
The curved portion is tangent and the cylindrical portion and the arc part are in the same side of the plate-like portion, the cylindrical portion with it is described
The top surface of seat is tangent.
The limiter is fixed on the seat and connect with the support plate, and the limiter is configured as and thigh position
It sets cooperation and can be triggered under the pressing of thigh effect, the limiter makes the protecting against shock component have reset state and survey
Examination state, when the protecting against shock component is in the reset state, the limiter makes the support plate turn over, described anti-
When impact assembly is in the test mode, the limiter overturns the support plate forward and is connected to shank.
Support plate is more close in conjunction with shank, and round and smooth shape structure can make shank to avoid the edges and corners of support plate
At damage.When tested personnel test, shank is overturn forward, pushes stressed plate to advance, at this point, support plate is in limiter
Under the action of overturn, remain that support plate is contacted with shank, after the completion of dynamometry, shank receive power, support plate is to shank at this time
Support is formed, prevents shank from rapidly falling after rise, then triggers limiter, so that protecting against shock component is in reset state, shank can be made
It slowly falls after rise, the positions such as effective protection shank.
As the optinal plan of above-described embodiment, the limiter includes support slipper, support spring, reset spring, branch
Support bull stick, the first trigger member and the second trigger member.
The bottom of the seat is provided with sliding rail, and the sliding rail extends along the front-rear direction of the seat, and the support is slided
Block is slidably arranged on the sliding rail, and multiple ratchets are provided with above the support slipper, and the support spring is pressure
Spring and the one end for being located at the support slipper, the reset spring are described for pressure spring and positioned at the other end of the support slipper
The both ends of support spring are connected to the seat and the support slipper, and one end of the reset spring is connected to the chair
Face, the other end of the reset spring is connected with transfer block and the transfer block is connected to the support slipper, the transfer block
It is slidably arranged on the sliding rail, the support spring makes trend of the support slipper with forward slip, described multiple
Position spring makes the support slipper have the trend slided backward.
One end of the support bull stick and the support plate are hinged, the other end and the support slipper of the support bull stick
Hingedly.
First trigger member has the first recoil state and the first triggering state, and second trigger member has second time
Multiple state and the second triggering state, first trigger member is in first recoil state and second trigger member is in institute
When stating the second recoil state, the protecting against shock component is in the reset state, work of the transfer block in the reset spring
The support slipper is pushed to move backward with lower；First trigger member is in first triggering state and second triggering
When part is in second triggering state, the protecting against shock component is in the test mode, the transfer block and the support
Sliding block is detached from and the support spring pushes the support slipper to travel forward.
When tested personnel are not sitting in seat body, protecting against shock component can remain at original state, and once quilt
Tester is seated in seat body, first trigger member that will set out and the second trigger member, is not necessarily to manual control, it is only necessary to rely on
The pressure of thigh can be realized, and mode of operation is simple and convenient, quickly and efficiently.
As the optinal plan of above-described embodiment, first trigger member includes the first triggering spring and integrally formed company
Socket part, press section, the first pawl and the second pawl.
The interconnecting piece is rotatably supported in the seat, and one end of the press section is connected to the interconnecting piece, institute
The other end for stating press section is stretched out and can be pressed under the pressure of thigh from the top of the seat, first pawl
One end is connected to the interconnecting piece, and the other end and the ratchet of first pawl cooperate, and one end of second pawl connects
It is connected to the interconnecting piece, the other end and the ratchet of second pawl cooperate, first pawl and second pawl
It forms bidirectional ratchet mechanism and one can only be selected within the same time and cooperate with the ratchet.
The first triggering spring makes first trigger member have the trend for maintaining first recoil state.
When first trigger member is in first recoil state, first pawl and the ratchet cooperation and it is described
Second pawl and the ratchet are detached from, and the support slipper can only be slided unidirectionally backward；First trigger member is in described the
When one triggering state, the press section is pressed, second pawl and the ratchet cooperation and first pawl with it is described
Ratchet is detached from, and the support slipper can only be slided unidirectionally forward.
As the optinal plan of above-described embodiment, second trigger member includes triggering compression bar, duplicate gear, the first rack gear
With the second triggering spring.
Through-hole is provided on the seat, the triggering compression bar is slidably arranged in the through-hole, the triggering pressure
The top of bar is stretched out above the seat and is configured as corresponding with thigh position, and the triggering compression bar is under the pressure of thigh
Can move downward, it is described second triggering spring pocket be set to the triggering compression bar, it is described second triggering spring both ends respectively with
The triggering compression bar connects with the seat and the triggering compression bar is made to have the trend moved upwards.
The duplicate gear is rotatably set to below seat, and the duplicate gear includes the first gear of coaxial arrangement
And second gear, the diameter of the first gear is greater than the diameter of the second gear and the number of teeth of the first gear is greater than institute
State the number of teeth of second gear.
First rack gear be slidably arranged below the seat and the extending direction of first rack gear with it is described
Sliding rail is consistent, and the triggering compression bar has the second rack gear, and first rack gear is engaged with the first gear, second rack gear
It is engaged with the second gear, first rack gear is fixed with the transfer block and first rack gear is able to drive the transfer
Block is slided along the sliding rail.
The second triggering spring makes second trigger member have the trend for maintaining second recoil state.
When second trigger member is in second recoil state, the transfer block moves closer to the support slipper extremely
Mutually abut；When second trigger member is in second triggering state, the transfer block is gradually distance from the support slipper.
The control mode of the first trigger member and the second trigger member of above structure, triggering state and releasing triggering state is very
Simplicity, when needing to be at triggering state, it is only necessary to be sitting in tested personnel in seat body, thigh pushes down the first triggering
Part and the second trigger member, when needing to release triggering state, it is only necessary to lean to one side to side inclination, slightly lift side thigh
, simple to operate.
As the optinal plan of above-described embodiment, the top of the triggering compression bar is provided with triggering pressing plate, and the through-hole is
Stepped hole, the triggering pressing plate are circular plate and cooperate with thigh that the triggering pressing plate can be embedded in the stepped hole.
Triggering pressing plate can increase the contact area with shank, keep shank more comfortable.
The beneficial effects of the present invention are:
Calf muscle aging test device provided by the invention, be mainly used for the leg muscle aging degree of the elderly into
Row measurement, when needing to measure shank strength, is first sitting in testee in seat body, stressed plate is in the front of shank, small
One side contacts of leg and stressed plate, are flipped up shank under the drive of the muscle such as upper arm musculus quadriceps at this time, and shank pushes stress
Plate travels forward, the sliding of the piston rod of dynamometer, so that dynamometer be made to measure the strength size of shank, and then Quantitative study
The muscle of shank movement is controlled, measurement method is simple and convenient, intuitive measurement results, and the leg of the elderly is judged according to measurement result
Muscle aging degree provides foundation for subsequent research or treatment etc..
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.By the way that shown in attached drawing, above and other purpose of the invention, feature and advantage will be more clear.In whole
Identical appended drawing reference indicates identical part in attached drawing.Attached drawing, emphasis deliberately are not drawn by actual size equal proportion scaling
It is to show the gist of the present invention.
Fig. 1 shows a kind of structural schematic diagram of Calf muscle aging test device of first embodiment of the invention offer；
Fig. 2 shows one of views of Calf muscle aging test device；
Fig. 3 shows another view of Calf muscle aging test device；
Fig. 4 shows a kind of structural schematic diagram of Calf muscle aging test device of second embodiment of the invention offer；
Fig. 5 shows the structural schematic diagram of locating part；
Fig. 6 shows the structural schematic diagram of protecting against shock component；
Fig. 7 shows the structural schematic diagram of the first trigger member；
Fig. 8 shows the partial enlargement diagram of Fig. 6.
Appended drawing reference:
10- Calf muscle aging test device；
11- seat body；12- shank dynamometer；
The 110- chair back；111- seat；112- chair leg；113- through-hole；120- shank dynamometry component；121- supporting element；122-
Dynamometer；123- stressed plate；124- piston rod；130- locating part；131- position-limiting tube；132- limit spring；133- limits steel ball；
134- limiting groove；140- protecting against shock component；141- support plate；142- limiter；143- support slipper；144- support spring；
145- reset spring；146- supports bull stick；The first trigger member of 150-；151- sliding rail；152- ratchet；153- transfer block；154-
One triggering spring；155- interconnecting piece；The press section 156-；The first pawl of 157-；The second pawl of 158-；The second trigger member of 160-；
161- triggers pressing plate；162- triggers compression bar；163- duplicate gear；The first rack gear of 164-；165- second triggers spring；166- second
Rack gear.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In addition, term " first ", " second " etc. are only used for distinguishing description, it is not understood to indicate or imply relatively important
Property.
First embodiment
It please refers to shown in Fig. 1, the embodiment provides a kind of Calf muscle aging test devices 10, for quilt
The shank of tester carries out dynamometry, which is used to measure the thigh strength of human body, can be right
Corresponding muscle carries out quantitative study stock.
By measuring the size of shank strength, the leg muscle aging degree of the elderly is judged, and then judges old
The health status of year people.The age of the elderly, certainly, Calf muscle aging test device 10 was used to measurement 60 at 60 years old or more
Year a middle-aged person below leg muscle aging degree be also completely can with.
Specifically, Calf muscle aging test device 10 includes seat body 11 and shank dynamometer 12.
The structure of seat body 11 is unlimited, can use the prior art, for example, referring to figure 2., shown in Fig. 3, in this implementation
In example, seat body 11 has the chair back 110, seat 111 and four chair legs 112.
Four chair legs 112 are located at the lower section of seat 111, and four chair legs 112 can be in distributed rectangular, are mainly used for propping up
Seat 111 is supportted, seat 111 can support tested personnel, and the top that the chair back 110 is located at seat 111 is mainly used for making to be tested
Personnel rely on, and keep tested personnel more comfortable.
Seat 111 does not mean that a plane, but there is certain thickness plate or frame structure etc..
Certainly, seat body 11 does not include the chair back 110 or four chair legs 112 and is replaced with other structures, again or seat
Ontology 11 further include handrail etc. be also completely can with.
The specific structure of shank dynamometer 12 is as follows: shank dynamometer 12 includes two shank dynamometry components 120, two small
Leg dynamometry component 120 is fixed in seat body 11 side by side, each shank dynamometry component 120 one leg with tested personnel respectively
Position is corresponding, and each shank dynamometry component 120 can measure the strength of corresponding shank.
Shank dynamometry component 120 includes supporting element 121, dynamometer 122 and stressed plate 123.
Supporting element 121 and seat body 11 are fixed, and the two chair legs 112 of 11 the same side of seat body are a leg group, and two
A shank dynamometry component 120 and two leg groups correspond, and supporting element 121 is fixed in leg group.
The structure of supporting element 121 is unlimited, such as can be using plate, bulk, column etc..
Dynamometer 122 is set on supporting element 121, and dynamometer 122 can use structure in the prior art, for example, by using
Spring pressure measurement structure, air-cylinder type test structure, and in the present embodiment, dynamometer 122 includes cylinder body, sliding block, spring, work
The construction such as stopper rod 124, sliding block are slidably arranged in cylinder body, and spring is located in cylinder body, and the both ends of spring are connected to cylinder respectively
One end of body and sliding block, piston rod 124 is connect with sliding block, and the other end of piston rod 124 is connect with stressed plate 123.
Stressed plate 123 is fixed with the piston rod 124 of dynamometer 122 and stressed plate 123 is vertical with piston rod 124, stressed plate
123 are located at the front of seat body 11 and are configured as cooperating with shank.
When needing to measure shank strength, it is sitting in testee in seat body 11, before stressed plate 123 is in shank
Side, a side contacts of shank and stressed plate 123 are flipped up shank under the drive of the muscle such as upper arm musculus quadriceps at this time, shank
Stressed plate 123 is pushed to travel forward, the piston rod 124 of dynamometer 122 slides, so that dynamometer 122 be made to measure the power of shank
Measure size.
The "front", "rear" that occurs in the present invention, "left", "right", "upper", "lower" are to be subject to the orientation of seat body 11,
Specifically, the left side in Fig. 2 is " preceding " of seat body 11, the right side in Fig. 2 is seat body 11 shown in referring to figure 2.
Top in " rear ", Fig. 2 is the "upper" of seat body 11, the "lower" that the downside in Fig. 2 is seat body 11, referring to figure 3. institute
Show, " right side " that the lower section in Fig. 3 is " left side " of seat body 11, the top in Fig. 3 is seat body 11.
Second embodiment
Shown in referring to figure 4., it to be first that the embodiment provides a kind of Calf muscle aging test devices 10
Certainly there is kinds of schemes in the further improvement carried out on the basis of embodiment, second embodiment can be in first embodiment
Based on any one scheme in first embodiment.Unmentioned part in second embodiment, is referred to the first implementation
Example.
Specifically, dynamometer 122 and supporting element 121 rotatably cooperate, dynamometer 122 turns relative to supporting element 121
Shaft line is horizontally disposed and extends along the left and right directions of seat body 11.
Since during testing shank strength, shank is circumferentially to move, if stressed plate 123 can only be along seat body
11 front-rear direction movement, will lead to stressed plate 123 and the contact position of shank changes, and then can cause to skin of leg
Frictionally damage will cause survey in addition, the power applied to stressed plate 123 due to shank and the direction of motion of stressed plate 123 are inconsistent
Measure result inaccuracy.Therefore, dynamometer 122 can be overturn so that shank is vertical with piston rod 124 always, shank with by
The contact position of power plate 123 remains constant, and effective protection is tested the shank of personnel, and effectively improves measurement accuracy.
Finite place piece 130 is set between dynamometer 122 and supporting element 121, and locating part 130 can make dynamometer 122 not
It keeps in situ when by external force, prevents the improper rotation of dynamometer 122.
Shown in referring to figure 5., locating part 130 includes position-limiting tube 131, limit spring 132 and limit steel ball 133.
The side of supporting element 121 is provided with limiting groove 134, and dynamometer 122 is relative to the pivot center of supporting element 121
Axis of reference, axis of reference extend along the left and right directions of seat body 11, and limiting groove 134 prolongs around axis of reference in arc-shaped
It stretches, from one end of limiting groove 134 to the other end, the bottom surface of limiting groove 134 is wavy.
Position-limiting tube 131 is fixed on the outer surface of dynamometer 122, and one end of position-limiting tube 131 is closed end, position-limiting tube 131
One end is open end, and open end is set in position-limiting tube 131 towards limiting groove 134, limit spring 132, limit steel ball 133 from
Open end is stretched out and the rotatable bottom surface for being connected to limiting groove 134, the both ends of limit spring 132 are connected to closed end respectively
With limit steel ball 133 so that limit steel ball 133 is connected to the bottom surface of limiting groove 134.
When dynamometer 122 is not affected by shank force, limit spring 132 pushes limit steel ball 133 to be connected to limiting groove
134 bottom surface, if wanting, make to limit steel ball 133 rolls in limiting groove 134, needs to apply dynamometer 122 in certain work
Firmly, the improper rotation of dynamometer 122 can be effectively prevented.Further, since rolling of the limit steel ball 133 in limiting groove 134
Kinetic force of friction is smaller, and required active force is also smaller, and the influence to measurement result is smaller.
In the present embodiment, the position of dynamometer 122 can both remain unchanged, and can also make the height of dynamometer 122 can
It adjusts.Height-adjustable scheme is unlimited, realizes supporting element 121 and seat body 11 for example, by using bolt and is detachably connected.
Since the height for being tested personnel is different, the length of shank also can be different, and the height of dynamometer 122 is adjustable, can be with
Guarantee the position of dynamometer 122 and the ankle location matches of shank, adapts to the tested personnel of different heights, it is applied widely,
It measures more accurate.
Shank dynamometry component 120 further includes protecting against shock component 140, and protecting against shock component 140 includes support plate 141 and limiter
142。
Calf muscle aging test device 10 in the present invention, is mainly used for measuring the leg muscle of the elderly,
The elderly is after lift leg measurement, it is possible that the case where taking off power, it, can be to small if the rapid homing of dynamometer 122 at this time
Leg generates thrust, accelerates the decline process of shank, and may cause foot and cause to impact with ground face contact rapidly, and then to small
The generations such as leg harm, has some potential safety problems.In the present embodiment, it using protecting against shock component 140, can be effectively reduced latent
In danger, the original design intention of protecting against shock component 140 is that protection the elderly can cancel this if testee is between twenty and fifty
Structure.
Support plate 141 includes integrally formed cylindrical portion, plate-like portion and curved portion, and cylindrical portion is cylindrical and rotatable
It is supported in seat 111, plate-like portion is located at one end of plate-like portion, arc part in tabular, the arc-shaped plate of curved portion, cylindrical portion
In the other end of plate-like portion, plate-like portion respectively and cylindrical portion tangent with cylindrical portion and curved portion and arc part in the same of plate-like portion
Side, i.e. cylindrical portion and curved portion extend towards the rear of seat body 11, and cylindrical portion and the top surface of seat 111 are tangent.
Support plate 141 is more close in conjunction with shank, and round and smooth shape structure can be to avoid the edges and corners pair of support plate 141
Shank damages.
Limiter 142 is fixed on seat 111 and connect with support plate 141, and limiter 142 is configured as matching with thigh position
It closes and can be triggered under the pressing of thigh effect, limiter 142 makes protecting against shock component 140 have reset state and test shape
State, when protecting against shock component 140 is in reset state, limiter 142 makes support plate 141 turn over, and protecting against shock component 140 is in
When test mode, limiter 142 overturns support plate 141 forward and is connected to shank.
When tested personnel test, shank is overturn forward, pushes stressed plate 123 to advance, at this point, support plate 141
It is overturn under the action of limiter 142, remains that support plate 141 is contacted with shank, after the completion of dynamometry, shank receives power, this
When support plate 141 to shank formed support, prevent shank from rapidly falling after rise, then trigger limiter 142, make protecting against shock component 140
In reset state, shank can be made slowly to fall after rise, the positions such as effective protection shank.
Shown in referring to figure 4., support plate 141 overturns forward the support plate 141 referred in Fig. 4 and rotates clockwise, support plate
141, which turn over, refers to that the support plate 141 in Fig. 4 rotates counterclockwise.
The specific structure of limiter 142 is as follows: please referring to shown in Fig. 6, limiter 142 includes support slipper 143, support bullet
Spring 144, reset spring 145, support bull stick 146, the first trigger member 150 and the second trigger member 160.
The bottom of seat 111 is provided with sliding rail 151, and sliding rail 151 extends along the front-rear direction of seat 111, support slipper 143
It is slidably arranged on sliding rail 151, the top of support slipper 143 is provided with multiple ratchets 152.
Support spring 144 is pressure spring and the one end for being located at support slipper 143, and the both ends of support spring 144 are connected to
Seat 111 and support slipper 143, support spring 144 make trend of the support slipper 143 with forward slip.
Reset spring 145 is pressure spring and the other end for being located at support slipper 143, and one end of reset spring 145 is connected to chair
Face 111, the other end of reset spring 145 is connected with transfer block 153 and transfer block 153 is connected to support slipper 143, transfer block
153 are slidably arranged on sliding rail 151, and reset spring 145 makes support slipper 143 have the trend slided backward.
Support spring 144 and the specification of reset spring 145 need to be selected according to the actual situation, the branch if desired adjusted
141 maximum rotation angle of fagging is larger, then needs to select the biggish spring of collapsing length.When protecting against shock component 140 is in initial
When state, the elastic force of reset spring 145 and the elastic force of support spring 144 are essentially identical.
It supports one end and the support plate 141 of bull stick 146 hinged, the other end of bull stick 146 and support slipper 143 is supported to cut with scissors
It connects.
When 143 forward slip of support slipper, support plate 141 can be pushed to overturn forward, it, can when supporting block slides backward
Support plate 141 is driven to turn over.
First trigger member 150 has the first recoil state and the first triggering state, and the second trigger member 160 has second to reply
State and the second triggering state.
First trigger member 150 is in the first recoil state and when the second trigger member 160 is in the second recoil state, protecting against shock
Component 140 is in reset state, and transfer block 153 pushes support slipper 143 to move backward under the action of reset spring 145；The
One trigger member 150 is in the first triggering state and when the second trigger member 160 is in the second triggering state, at protecting against shock component 140
In test mode, transfer block 153 is detached from support slipper 143 and support spring 144 pushes support slipper 143 to travel forward.
In the initial stage, the first trigger member 150 and the second trigger member 160 are not triggered by external force, protecting against shock group
Part 140 is in original state, and original state may be considered the terminal of reset state and the starting point of test mode.
When tested personnel are seated on seat 111, thigh applies centainly the first trigger member 150 and the second trigger member 160
Active force, the first trigger member 150 and the second trigger member 160 are triggered at this time, protecting against shock component 140 enter test mode, in
Switch block 153 is slided along sliding rail 151 and is detached from support slipper 143, and support spring 144 pushes support slipper 143 to travel forward, with
Contact support plate 141 with shank always.
After the completion of dynamometry, it is tested personnel control thigh and is detached from the first trigger member 150 and the second trigger member 160, erosion control
Component 140 is hit into reset state, reset spring 145 pushes support slipper 143 to slide backward, and support plate 141 is turned over, into
And shank is slowly declined.
When tested personnel are not sitting in seat body 11, protecting against shock component 140 can remain at original state, and one
Denier is tested personnel and is seated in seat body 11, first trigger member 150 that will set out and the second trigger member 160, without artificial control
System, it is only necessary to can be realized by the pressure of thigh, mode of operation is simple and convenient, quickly and efficiently.
In the present embodiment, the first trigger member 150 is using such as flowering structure: please referring to shown in Fig. 7, the first trigger member 150 packet
Include the first triggering spring 154 and integrally formed interconnecting piece 155, press section 156, the first pawl 157 and the second pawl 158.
Interconnecting piece 155 is rotatably supported in seat 111, and one end of press section 156 is connected to interconnecting piece 155, press section
156 other end is stretched out and can be pressed under the pressure of thigh from the top of seat 111, and one end of the first pawl 157 connects
It is connected to interconnecting piece 155, the other end and ratchet 152 of the first pawl 157 cooperate, and one end of the second pawl 158 is connected to interconnecting piece
155, the other end and ratchet 152 of the second pawl 158 cooperate, and the first pawl 157 and the second pawl 158 form bidirectional ratchet mechanism
And one can only be selected within the same time and is cooperated with ratchet 152.
First triggering spring 154 makes the first trigger member 150 have the trend for maintaining the first recoil state, the first triggering spring
154 can be torsional spring, and one end of torsional spring and seat 111 are fixed, and the other end of torsional spring and press section 156 etc. are fixed.Certainly, first
Triggering spring 154 be tension spring or pressure spring be also completely can with.
In the present embodiment, the first triggering spring 154 is tension spring, and one end of the first triggering spring 154 and seat 111 are solid
Fixed, the other end of the first triggering spring 154 is connect with the second pawl 158.
When first trigger member 150 is in the first recoil state, the first pawl 157 and ratchet 152 cooperation and the second pawl 158
It is detached from ratchet 152, support slipper 143 can only be slided unidirectionally backward；When first trigger member 150 is in the first triggering state, press
Splenium 156 is pressed, and the second pawl 158 and the cooperation of ratchet 152 and the first pawl 157 are detached from ratchet 152, support slipper 143
It can only unidirectionally slide forward.
In the present embodiment, the second trigger member 160 is using such as flowering structure: please referring to shown in Fig. 8, the second trigger member 160 packet
Include triggering compression bar 162, duplicate gear 163, the first rack gear 164 and the second triggering spring 165.
Through-hole 113 is provided on seat 111, triggering compression bar 162 is slidably arranged in through-hole 113, triggers compression bar 162
Top stretched out above seat 111 and be configured as it is corresponding with thigh position, triggering compression bar 162 can under the pressure of thigh
Move downward, second triggering spring 165 be sheathed on triggering compression bar 162, second triggering spring 165 both ends respectively with triggering compression bar
162 and the connection of seat 111 and makes to trigger compression bar 162 there is the trend that moves upwards.
Duplicate gear 163 is rotatably set to 111 lower section of seat, and duplicate gear 163 includes the first tooth of coaxial arrangement
Wheel and second gear, the diameter of first gear is greater than the diameter of second gear and the number of teeth of first gear is greater than the tooth of second gear
Number.
It, can be by adjusting between first gear and second gear according to maximum rotation angle needed for support plate 141
The mode of gear ratio is realized.
First rack gear 164 is slidably arranged on the extending direction and sliding rail 151 of 111 lower section of seat and the first rack gear 164
Unanimously, triggering compression bar 162 has the second rack gear 166, and the first rack gear 164 is engaged with first gear, the second rack gear 166 and the second tooth
Wheel engagement, the first rack gear 164 is fixed with transfer block 153 and the first rack gear 164 is able to drive transfer block 153 and slides along sliding rail 151.
Second triggering spring 165 makes the second trigger member 160 have the trend for maintaining the second recoil state, the second triggering spring
165 can use pressure spring, can also be using tension spring etc..
When second trigger member 160 is in the second recoil state, transfer block 153 moves closer to support slipper 143 to mutually supporting
It connects；When second trigger member 160 is in the second triggering state, transfer block 153 is gradually distance from support slipper 143.
The first trigger member 150 and the second trigger member 160 of above structure, triggering state and the controlling party for releasing triggering state
Formula is very easy, when needing to be at triggering state, it is only necessary to be sitting in tested personnel in seat body 11, thigh is pushed down
First trigger member 150 and the second trigger member 160, when needing to release triggering state, it is only necessary to lean to one side to side inclination, make one
Side thigh slightly lifts, simple to operate.
As the optinal plan of above-described embodiment, the top for triggering compression bar 162 is provided with triggering pressing plate 161, and through-hole 113 is
Stepped hole, triggering pressing plate 161 are circular plate and cooperate with thigh that triggering pressing plate 161 can be embedded in stepped hole.
Triggering pressing plate 161 can increase the contact area with shank, keep shank more comfortable.
In the present embodiment described " abutting ", refer to that an object contacts with the surface of another object, offsets, the two
Between there are certain active forces, for example, " transfer block 153 is connected to support slipper 143 " refers to transfer block 153 and supporting block phase
Mutually contact, the middle brick pressure certain to 143 time of support slipper.
The form that is slidably matched in the present embodiment is unlimited, for example, T-shaped structure and the cooperation of T-shaped slot etc. can be used,
It is not repeating herein.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of Calf muscle aging test device carries out dynamometry for the shank to tested personnel, which is characterized in that described
Calf muscle aging test device includes seat body and shank dynamometer, and the shank dynamometer includes two shank dynamometry groups
Part, two shank dynamometry components are fixed in the seat body side by side, and the shank dynamometry component includes supporting element, dynamometry
Meter and stressed plate, the supporting element are fixed with the seat body, and the dynamometer is set on the supporting element, the stress
Plate is fixed with the piston rod of the dynamometer and the stressed plate is vertical with the piston rod, and the stressed plate is located at the seat
The front of ontology and be configured as and shank cooperate.
2. Calf muscle aging test device according to claim 1, which is characterized in that the dynamometer and the support
Part rotatably cooperates, and the dynamometer is horizontally disposed relative to the pivot center of the supporting element and along the seat
The left and right directions of ontology extends.
3. Calf muscle aging test device according to claim 2, which is characterized in that the dynamometer and the support
Finite place piece is set between part, and the locating part includes position-limiting tube, limit spring and limit steel ball, and the side of the supporting element is set
It is equipped with limiting groove, the dynamometer is axis of reference relative to the pivot center of the supporting element, and the axis of reference is along institute
The left and right directions for stating seat body extends, and the limiting groove is extended in circular arc around the axis of reference, recessed from the limit
To the other end, the bottom surface of the limiting groove is wavy for one end of slot；
The position-limiting tube is fixed on the outer surface of the dynamometer, and one end of the position-limiting tube is closed end, the position-limiting tube
One end is open end, and the open end is set in the position-limiting tube towards the limiting groove, the limit spring, the limit
Position steel ball is stretched out from the open end and the rotatable bottom surface for being connected to the limiting groove, the both ends point of the limit spring
It is not connected to the closed end and the limit steel ball, so that the limit steel ball is connected to the bottom surface of the limiting groove.
4. Calf muscle aging test device according to claim 1, which is characterized in that the height of the dynamometer can
It adjusts.
5. Calf muscle aging test device according to any one of claims 1-4, which is characterized in that the seat sheet
Body has the chair back, seat and four chair legs；
Four legs are located at the lower section of the seat and are used to support the seat, and the chair back is located at the seat
Top；
Two legs of described seat body the same side are a leg group, described in two shank dynamometry components and two
Leg group corresponds, and the supporting element is fixed in the leg group.
6. Calf muscle aging test device according to claim 5, which is characterized in that the shank dynamometry component also wraps
Protecting against shock component is included, the protecting against shock component includes support plate and limiter；
The support plate includes integrally formed cylindrical portion, plate-like portion and curved portion, and the cylindrical portion is cylindrical and can be rotated
Be supported in the seat, the plate-like portion is in tabular, the arc-shaped plate of curved portion, and the cylindrical portion is located at the plate
The one end in shape portion, the arc part in the other end of the plate-like portion, the plate-like portion respectively with the cylindrical portion and described
Curved portion is tangent and the cylindrical portion and the arc part are in the same side of the plate-like portion, the cylindrical portion and the seat
Top surface it is tangent；
The limiter is fixed on the seat and connect with the support plate, and the limiter is configured as matching with thigh position
It closes and can be triggered under the pressing of thigh effect, the limiter makes the protecting against shock component have reset state and test shape
State, when the protecting against shock component is in the reset state, the limiter makes the support plate turn over, the protecting against shock
When component is in the test mode, the limiter overturns the support plate forward and is connected to shank.
7. Calf muscle aging test device according to claim 6, which is characterized in that the limiter includes that support is slided
Block, support spring, reset spring, support bull stick, the first trigger member and the second trigger member；
The bottom of the seat is provided with sliding rail, and the sliding rail extends along the front-rear direction of the seat, and the support slipper can
Being set on the sliding rail for sliding, is provided with multiple ratchets above the support slipper, the support spring be pressure spring and
Positioned at one end of the support slipper, the reset spring is pressure spring and the other end for being located at the support slipper, the support
The both ends of spring are connected to the seat and the support slipper, and one end of the reset spring is connected to the seat,
The other end of the reset spring is connected with transfer block and the transfer block is connected to the support slipper, and the transfer block can be slided
Dynamic is set on the sliding rail, and the support spring makes trend of the support slipper with forward slip, the reset bullet
Spring makes the support slipper have the trend slided backward；
One end of the support bull stick and the support plate are hinged, and the other end and the support slipper of the support bull stick are cut with scissors
It connects；
First trigger member has the first recoil state and the first triggering state, and second trigger member has second to reply shape
State and the second triggering state；First trigger member is in first recoil state and second trigger member and is in described the
When two recoil states, the protecting against shock component is in the reset state, and the transfer block is under the action of the reset spring
The support slipper is pushed to move backward；First trigger member is at first triggering state and second trigger member
When second triggering state, the protecting against shock component is in the test mode, the transfer block and the support slipper
It is detached from and the support spring pushes the support slipper to travel forward.
8. Calf muscle aging test device according to claim 7, which is characterized in that first trigger member includes the
One triggering spring and integrally formed interconnecting piece, press section, the first pawl and the second pawl；
The interconnecting piece is rotatably supported in the seat, and one end of the press section is connected to the interconnecting piece, described to press
The other end of splenium is stretched out and can be pressed under the pressure of thigh from the top of the seat, one end of first pawl
It is connected to the interconnecting piece, the other end and the ratchet of first pawl cooperate, and one end of second pawl is connected to
The interconnecting piece, the other end and the ratchet of second pawl cooperate, first pawl and second pawl composition
Bidirectional ratchet mechanism and can only be selected within the same time one with the ratchet cooperate；
The first triggering spring makes first trigger member have the trend for maintaining first recoil state；
When first trigger member is in first recoil state, first pawl and ratchet cooperation and described second
Pawl and the ratchet are detached from, and the support slipper can only be slided unidirectionally backward；First trigger member is in first touching
When hair-like state, the press section is pressed, second pawl and ratchet cooperation and first pawl and the ratchet
It is detached from, the support slipper can only be slided unidirectionally forward.
9. Calf muscle aging test device according to claim 8, which is characterized in that second trigger member includes touching
Send out compression bar, duplicate gear, the first rack gear and the second triggering spring；
Through-hole is provided on the seat, the triggering compression bar is slidably arranged in the through-hole, the triggering compression bar
Top is stretched out above the seat and is configured as corresponding with thigh position, and the triggering compression bar can under the pressure of thigh
Move downward, it is described second triggering spring pocket be set to the triggering compression bar, it is described second triggering spring both ends respectively with it is described
Triggering compression bar connects with the seat and the triggering compression bar is made to have the trend moved upwards；
The duplicate gear is rotatably set to below seat, and the duplicate gear includes the first gear and the of coaxial arrangement
Two gears, the number of teeth that the diameter of the first gear is greater than the diameter of the second gear and the first gear are greater than described the
The number of teeth of two gears；
First rack gear is slidably arranged below the seat and the extending direction and the sliding rail of first rack gear
Unanimously, the triggering compression bar has the second rack gear, and first rack gear is engaged with the first gear, second rack gear and institute
Second gear engagement is stated, first rack gear is fixed with the transfer block and first rack gear is able to drive the transfer block edge
The sliding rail sliding；
The second triggering spring makes second trigger member have the trend for maintaining second recoil state；
When second trigger member is in second recoil state, the transfer block moves closer to the support slipper to mutual
It abuts；When second trigger member is in second triggering state, the transfer block is gradually distance from the support slipper.
10. Calf muscle aging test device according to claim 9, which is characterized in that the top of the triggering compression bar
It is provided with triggering pressing plate, the through-hole is stepped hole, and the triggering pressing plate is circular plate and cooperates with thigh, the triggering pressure
Plate can be embedded in the stepped hole.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910504227.2A CN110301922B (en) | 2019-06-12 | 2019-06-12 | Calf muscle aging testing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910504227.2A CN110301922B (en) | 2019-06-12 | 2019-06-12 | Calf muscle aging testing device |
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| CN110301922A true CN110301922A (en) | 2019-10-08 |
| CN110301922B CN110301922B (en) | 2023-12-19 |
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| CN112998712A (en) * | 2021-02-23 | 2021-06-22 | 四川大学 | Medical force measuring device and detection equipment |
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