CN103932447B - A kind of bionical soles for walking in desert structure - Google Patents

A kind of bionical soles for walking in desert structure Download PDF

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CN103932447B
CN103932447B CN201410155145.9A CN201410155145A CN103932447B CN 103932447 B CN103932447 B CN 103932447B CN 201410155145 A CN201410155145 A CN 201410155145A CN 103932447 B CN103932447 B CN 103932447B
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bionical
crown
sole
sand
heel
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CN103932447A (en
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张锐
罗刚
杨明明
薛书亮
刘海宝
曾桂银
李建桥
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Jilin University
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Jilin University
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Abstract

The invention discloses a kind of bionical soles for walking in desert structure of imitative ostrich sole structure, it is to be made up of bionical crown heel and the transition structure of flow restriction, spring heel of fixing the sand of the bionical anti-skid structure of the bionical concave structure in the middle of sole, sole front end, sole both sides, the rear end of transition structure is adjacent with bionical crown heel, and the front end of transition structure is with to fix the sand flow restriction adjacent with bionical concave structure; Bionical concave structure and fix the sand that flow restriction is common forms a cavity structure, cavity structure can reduce sand ground walking depression, strengthens move ahead Shamian Island friction and thrust, improves sand ground wheel efficiency; Bionical anti-skid structure and bionical crown heel can reduce sand ground slippage, improve sand ground walking stability.

Description

A kind of bionical soles for walking in desert structure
Technical field
The present invention relates to a kind of footwear art, particularly a kind of bionical desert footwear of imitative ostrich sole structureBottom structure.
Background technology
Desert scientific investigation, the comprehensive regulation and resource exploitation require researcher and engineering staff deeplyInnerland, desert, has brought great challenge to staff's muscle power and safety. Common sneakers or cross-countryIt is low that footwear anti-depression and antiskid in sand ground move ability, and wearing the walking in sand ground of common sneakers can increase workPersonnel's physical demands, also can increase injured risk simultaneously. In addition, find the moon and Mars by researchThe lunar soil of surface coverage and Mars earth are extremely similar to the physico mechanical characteristic of the loosen soil in desert, because ofThis, astronaut is also faced with sole depression and slippage problem when celestial body surface activity outside this class. Therefore,Designing the desert footwear that a kind of low depression, antiskid move all has important to desert Environment exploitation and survey of deep spaceBe worth and potential application foreground.
Ostrich is the ratite bird that lives in desert region, and it can not circle in the air, but has in desert EnvironmentSuperpower ability to run, every step is crossed over distance can reach 3.5~7 meters, continues approximately 50~60km/h of running speed,Can maintain approximately 30 minutes and not feel exhausted, dash speed exceedes 70km/h, is run the most soon in desert twoFoot animal. Mechanics and kinematics research by ostrich are found, the main attribution of more husky performance that ostrich is superiorIn the mode of action of its unique vola appearance structure and vola and sandy soil. Only two toe (III of ostrich footToe and IV toe), the prosperity of III toe, has typical curved surface pattern at the bottom of toe, and toe front end has sharp-pointed toenail; TheIV toe is less, and front end toenail is very little even degenerates and disappear. When ostrich moves in desert Environment, especially running quicklyIn race process, at the bottom of ostrich foot III toe, curved surface plays the Main Function that fixes the sand and draw, and before III toeEnd toenail inserts in sandy soil and plays and fix anti-skidding effect, and IV toe only plays maintenance balance work when walkingWith. Therefore, the present invention is based on curved surface pattern and toes first structure at the bottom of ostrich foot III toe, and in conjunction with ostrichThe mode of action of vola and sandy soil, adopts engineering bionics technology, designs one and has low depression and anti-Slip property, thus bionical soles for walking in desert structure efficient and that steadily walk can under desert Environment, be there is.
Summary of the invention
The object of this invention is to provide a kind of bionical soles for walking in desert structure, the present invention has good low depressionMove ability with antiskid, thereby can under desert Environment, there is efficient and steady walking function.
By the research to ostrich foot structure and walking posture, obtain ostrich foot anatomical structure andThe mode of action of ostrich foot and sand ground:
Ostrich foot is two toe structures, only deposits III and IV toe. III toe is flourishing especially, at the bottom of toe, hasTypical middle concave groove face and the protruding crown of heel. When ostrich foot is in the time that sand ground is run, at the bottom of ostrich foot III toeMiddle concave groove face has limited sandy soil and has rearward flowed, and sandy soil flow, to account for sandy soil heavy for the sandy soil depression that causesFall into 76% of amount, therefore play the important anti-depression function of fixing the sand; Meanwhile, ostrich foot III toe foot is followedProtruding crown also plays the effect of antiskid in ostrich motion.
When ostrich is in the time that desert Environment is run, at the bottom of ostrich foot III toe, level enters sand, and toes first is inserted subsequentlyIn sandy soil, ostrich foot III toe rotates in inclination mode pedals sand. Result of study shows, level enters Sha KezengLarge vola is touched Shamian Island and is amassed and be conducive to minimizing to husky disturbance, thereby reduces sinkage; Meanwhile, inclination is pedaledSand is conducive to improve bearing capacity, in identical sinkage situation, pedal husky mode with level compared with, tiltPedaling sand for 30 ° improves more than 40% bearing capacity.
Use the present invention can effectively improve anti-depression while walking in desert and antiskid moves ability, and then effectivelyImprove wheel efficiency and stability in desert.
The present invention is by bionical concave structure, the bionical anti-skid structure of sole front end, sole in the middle of soleThe fix the sand bionical crown heel of flow restriction, spring heel and the transition structure of both sides form, transition structureRear end adjacent with bionical crown heel, the front end of transition structure with fix the sand flow restriction and bionical concave surface knotStructure is adjacent;
Described bionical concave structure is made up of bionic curved surface and clinoplain two parts, and bionic curved surface is logicalCross and extract the central spine optimal design of middle concave groove face at the bottom of ostrich foot III toe and form; Cuing open of bionic curved surfaceFace is one section of camber line, and radius is R1, arc chord length is L1, with the maximum angle of bottom surface be θ1, clinoplainTangent with bionic curved surface, and with the angle of sole face be θ2
The flow restriction of fixing the sand of sole both sides is to be arranged and formed by trapezoidal thorn; Trapezoidal thorn is right-angled trapezium, itsThe length of bottom is L2, two waist angles are θ3, bionical concave structure and fix the sand that flow restriction is common formsIndividual cavity structure.
Described bionical anti-skid structure is made up of two imitative toes first grooves and rectangular through slot, wherein imitative footToenail groove is based on the anti-skidding set effect of ostrich toes first, by extracting ostrich toes first middle section profile warpCrossing optimal design forms. The top view of imitative toes first groove is that two segment distances are L4Curve, this curve byTwo sections of straight lines and one section of camber line tangent with it form, and straight length is L3And with the angle on rectangular through slot limitFor θ4, radius of curvature is R2, chord length is L5, the width of rectangular through slot is L6
Described bionical crown heel is to be made up of three crown monomers, crown monomer by ostrich foot III toe at the bottom ofThe protruding crown bionic structure of heel optimal design forms, and the cross section of crown monomer is one section of camber line, chord length L7,Radius is R3
Wherein:
θ1=34°,R1=60mm,L1=37.73mm,θ2=3°;
θ3=51°,L2=20mm;
θ4=120°,R2=5mm,L3=10.57mm,L4=6mm,L5=8.66mm,L6=10mm;
θ5=30°,R3=25mm,L7=28.32mm。
θ5For the camber line of crown monomer and the maximum angle of Shamian Island.
Operation principle of the present invention and beneficial effect:
The present invention is based on middle concave groove face at the bottom of ostrich foot III toe, bionical concave structure in the middle of the sole of designImprove and fixed the sand metering function, strengthened move ahead Shamian Island friction and thrust. When this bionical concave structure is subject toWhen vertical load, the bearing area of bionical concave surface is larger, and sandy soil are stressed rear along curved surface to internal flow, fromAnd minimizing depression improves bearing capacity; This bionical concave structure is pedaling in husky process, and bionic curved surface is with huskyGround is θ1=34 ° of inclination angles, under same load condition, sinkage obviously reduces; When this bionical concave structureWhile going out sand, unnecessary sandy soil glide and can not remain in sole surface along curved surface, also can not produce " choosing sand "Phenomenon.
Sole both sides fix the sand flow restriction trapezoidal transfixation overcompaction and shear sandy soil and strengthen the Shamian Island that moves ahead and rubWipe, thereby reduce sole slippage backward, baffle part can stop sandy soil along the movement in vertical direction moving ahead.Bionical concave structure and fix the sand that flow restriction is common forms a cavity structure. In the time that sole touches sand, cavityThe contact area of structure and Shamian Island is less, a little less than sandy soil disturbance; In the time that sole is pedaled sand, cavity structure is with huskySoil contact face is long-pending to be increased and brings into play and fix the sand metering function, thereby has improved the anti-depression of sole and the thrust that moves ahead workWith.
Based on the anti-skidding set effect of ostrich toenail, establish through optimizing by extracting ostrich toenail middle section profileThe bionical anti-skid structure of meter has desertification slippage ability. When sole is when being lowered to husky motion, sandy soil are along rectangleGroove motion, can slow down the compaction of toe cap position to sandy soil, is conducive to bionical anti-skid structure and inserts huskyIn soil, and make sandy soil fill the segment space of imitative toes first groove; In the time pedaling after sole, bionical anti-Slipped Clove HitchThe imitative toes first groove of structure and rectangular through slot are common produces shear action with sandy soil, minimizing sole and sandy soil itBetween the slippage of advancing.
Imitative ostrich foot III toe foot can increase and the contact-making surface of Shamian Island with the bionical crown heel of protruding crownLong-pending, restriction sandy soil move along direction of advance, reduce the front line slip of sole, reduce depression and improve to move ahead pushing awayPower. In the time that sole level enters sand, the camber line of crown monomer and the maximum angle of Shamian Island are θ5=36 °, effectivelyImprove bearing capacity, thereby reduced depression; In the time that sole is pedaled sand, heel restriction sandy soil are along direction of advanceFlow, reduced the sole slippage of advancing thereby reduce, strengthened forward thrust.
Brief description of the drawings
Fig. 1 is schematic perspective view of the present invention.
Fig. 2 is front view of the present invention.
Fig. 3 is the B-B cutaway view in Fig. 2.
Fig. 4 is the A-A cutaway view in Fig. 2.
Detailed description of the invention
Refer to shown in Fig. 1 and Fig. 2, the present invention is by before the bionical concave structure 1 in the middle of sole, soleThe bionical crown heel that fixes the sand flow restriction 3, spring heel of bionical anti-skid structure 2, the sole both sides of end5 and transition structure 4 form, the rear end of transition structure 4 is adjacent with bionical crown heel 5, transition structure 4Front end with to fix the sand flow restriction 3 adjacent with bionical concave structure 1;
As shown in Figure 1, Figure 2 and Figure 3, described bionical concave structure 1 is by bionic curved surface 6 and inclinesTapered plane 7 two parts compositions, bionic curved surface 6 by extract middle concave groove face at the bottom of ostrich foot III toe inCentre crestal line optimal design forms; The section of bionic curved surface 6 is one section of camber line, and radius is R1, arc chord length isL1, with the maximum angle of bottom surface be θ1, clinoplain 7 is tangent with bionic curved surface 6, and with sole faceAngle is θ2
As shown in figures 1 and 3, the flow restriction 3 of fixing the sand of sole both sides is to be arranged and formed by trapezoidal thorn 8;Trapezoidal thorn 8 is right-angled trapezium, and the length of its bottom is L2, two waist angles are θ3, bionical concave structure 1Flow restriction 3 is common forms a cavity structure with fixing the sand.
As shown in Figure 1, bionical anti-skid structure 2 is by 10 groups of two imitative toes first grooves 9 and rectangular through slotBecome, wherein imitative toes first groove 9 is based on the anti-skidding set effect of ostrich toes first, by extracting ostrich toesFirst middle section profile forms through optimal design. The top view of imitative toes first groove 9 is that two segment distances are L4Curve, this curve is made up of two sections of straight lines and one section of camber line tangent with it, straight length is L3And withThe angle on rectangular through slot 9 limits is θ4, radius of curvature is R2, chord length is L5, the width of rectangular through slot 10For L6
As shown in Figure 4, bionical crown heel 5 is to be made up of three crown monomers 11, crown monomer 11Formed with protruding crown bionic structure optimal design by ostrich foot III toe foot, the cross section of crown monomer 10 isOne section of camber line, chord length L7, radius is R3
Wherein:
θ1=34°,R1=60mm,L1=37.73mm,θ2=3°;
θ3=51°,L2=20mm;
θ4=120°,R2=5mm,L3=10.57mm,L4=6mm,L5=8.66mm,L6=10mm;
θ5=30°,R3=25mm,L7=28.32mm。
θ5For the camber line of crown monomer 11 and the maximum angle of Shamian Island.
The operation principle of the present embodiment and beneficial effect:
The present invention is based on middle concave groove face at the bottom of ostrich foot III toe, bionical concave structure in the middle of the sole of design1 has improved and has fixed the sand metering function, has strengthened move ahead Shamian Island friction and thrust. When this bionical concave structure 1 is subject toDuring to vertical load, the bearing area of bionical concave surface is larger, and sandy soil are stressed rear along curved surface to internal flow,Thereby minimizing depression, improves bearing capacity; This bionical concave structure 1 is pedaling in husky process, bionic curved surfaceBe θ with sand ground1=34 ° of inclination angles, under same load condition, sinkage obviously reduces; When this bionical concave surfaceWhen structure 1 goes out sand, unnecessary sandy soil glide and can not remain in sole surface along curved surface, also can not produce and " chooseHusky " phenomenon.
Sole both sides fix the sand the trapezoidal thorn 8 of flow restriction 3 by compacting and shear sandy soil to strengthen the sand that moves aheadFace friction, thus sole slippage backward reduced, and baffle part can stop sandy soil along the vertical direction fortune moving aheadMoving. Bionical concave structure 1 and fix the sand that flow restriction 3 is common forms a cavity structure. When sole touches huskyTime, the contact area of cavity structure and Shamian Island is less, a little less than sandy soil disturbance; In the time that sole is pedaled sand, cavityStructure and sandy soil contact area increase and bring into play fixes the sand metering function, thereby has improved the anti-depression of sole and frontRow thrust.
Based on the anti-skidding set effect of ostrich toenail, establish through optimizing by extracting ostrich toenail middle section profileThe bionical anti-skid structure 2 of meter has desertification slippage ability. When sole is when being lowered to husky motion, sandy soil are along squareShape groove 10 moves, and can slow down the compaction of toe cap position to sandy soil, is conducive to bionical anti-skid structure 2Insert in sandy soil, and make sandy soil fill the segment space of imitative toes first groove 9; In the time pedaling after sole, imitativeThe imitative toes first groove 9 of raw anti-skid structure 2 and rectangular through slot 10 common with sandy soil generation shear action, subtractThe slippage of advancing between few sole and sandy soil.
Imitative ostrich foot III toe foot can increase and the contact-making surface of Shamian Island with the bionical crown heel 5 of protruding crownLong-pending, restriction sandy soil move along direction of advance, reduce the front line slip of sole, reduce depression and improve to move ahead pushing awayPower. In the time that sole level enters sand, the camber line of crown monomer 11 and the maximum angle of Shamian Island are θ5=30 °, haveEffect has improved bearing capacity, thereby reduces depression; In the time that sole is pedaled sand, heel restriction sandy soil are along the side of advancingTo flowing, reduce the sole slippage of advancing thereby reduce, strengthen forward thrust.

Claims (2)

1. a bionical soles for walking in desert structure, is characterized in that: be by the bionical concave structure in the middle of sole(1), the bionical anti-skid structure (2) of sole front end, sole both sides fix the sand flow restriction (3), soleThe bionical crown heel (5) of heel and transition structure (4) form, and the rear end of transition structure (4) is with imitativeRaw crown heel (5) is adjacent, the front end of transition structure (4) with fix the sand flow restriction (3) and bionical recessedFace structure (1) is adjacent;
Described bionical concave structure (1) is by bionic curved surface (6) and clinoplain (7) two partsComposition, the section of bionic curved surface (6) is one section of camber line, radius is R1, arc chord length is L1, with bottom surfaceMaximum angle be θ1, clinoplain (7) and bionic curved surface (6) are tangent, and with the angle of sole faceFor θ2
The described flow restriction (3) of fixing the sand is to be arranged and formed by trapezoidal thorn (8); Trapezoidal thorn (8) isRight-angled trapezium, the length of its bottom is L2, two waist angles are θ3, bionical concave structure (1) and fix the sand limitFlow structure (3) forms a cavity structure jointly;
Described bionical anti-skid structure (2) is by two imitative toes first grooves (9) and rectangular through slot (10)Composition, imitative toes first groove (9) is that two segment distances are L4Curve, this curve is by two sections of straight lines and one sectionThe camber line tangent with it forms, and straight length is L3And with the angle on rectangular through slot (9) limit be θ4, camber lineRadius is R2, chord length is L5, the width of rectangular through slot (10) is L6
Described bionical crown heel (5) is to be made up of three crown monomers (11), crown monomer (11)Cross section be one section of camber line, chord length L7, radius is R3
θ1=34°,R1=60mm,L1=37.73mm,θ2=3°;
θ3=51°,L2=20mm;
θ4=120°,R2=5mm,L3=10.57mm,L4=6mm,L5=8.66mm,L6=10mm;
θ5=30°,R3=25mm,L7=28.32mm;
θ5For the camber line of crown monomer (11) and the maximum angle of Shamian Island.
2. the bionical soles for walking in desert structure of one according to claim 1, is characterized in that: describedBionic curved surface (6) forms by extracting the central spine optimal design of middle concave groove face at the bottom of ostrich foot III toe;Described imitative toes first groove (9) forms through optimal design by extracting ostrich toes first middle section profile;Described crown monomer (11) be by ostrich foot III toe foot with protruding crown bionic structure optimal design andBecome.
CN201410155145.9A 2014-04-17 2014-04-17 A kind of bionical soles for walking in desert structure Active CN103932447B (en)

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108497620B (en) * 2018-06-07 2023-04-11 吉林大学 Multifunctional bionic football sole
CN108634478B (en) * 2018-06-07 2023-04-25 吉林大学 Bionic sports shoe sole with ventilation, heat insulation and shock absorption functions
CN109043732B (en) * 2018-10-15 2024-01-16 泉州百奥尼克运动装备科技有限公司 Bionic sole with attaching and wear-resisting functions

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2831775A1 (en) * 2001-11-05 2003-05-09 Francis Guichard Boot sole for movement on sand comprises recesses in bottom part with decompression channels which allow trapping and compressing portion of sand to create support points
CN202104320U (en) * 2011-06-16 2012-01-11 骆驼(福建)户外用品有限公司 Camel palm bionic antiskid outsole and shoe comprising same
CN202738908U (en) * 2012-04-13 2013-02-20 苗穗 Desert walking shoe
CN203952594U (en) * 2014-04-17 2014-11-26 吉林大学 A kind of bionical soles for walking in desert structure

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6860037B1 (en) * 2003-10-23 2005-03-01 Desert boot outsole
US7549236B2 (en) * 2006-03-09 2009-06-23 New England Footwear, Llc Footwear with independent suspension and protection

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2831775A1 (en) * 2001-11-05 2003-05-09 Francis Guichard Boot sole for movement on sand comprises recesses in bottom part with decompression channels which allow trapping and compressing portion of sand to create support points
CN202104320U (en) * 2011-06-16 2012-01-11 骆驼(福建)户外用品有限公司 Camel palm bionic antiskid outsole and shoe comprising same
CN202738908U (en) * 2012-04-13 2013-02-20 苗穗 Desert walking shoe
CN203952594U (en) * 2014-04-17 2014-11-26 吉林大学 A kind of bionical soles for walking in desert structure

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