CN107140236A - A kind of sustained release damping mechanism based on shape-memory polymer - Google Patents
A kind of sustained release damping mechanism based on shape-memory polymer Download PDFInfo
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- CN107140236A CN107140236A CN201710404561.1A CN201710404561A CN107140236A CN 107140236 A CN107140236 A CN 107140236A CN 201710404561 A CN201710404561 A CN 201710404561A CN 107140236 A CN107140236 A CN 107140236A
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- 238000013268 sustained release Methods 0.000 title claims abstract description 118
- 239000012730 sustained-release form Substances 0.000 title claims abstract description 118
- 229920000431 shape-memory polymer Polymers 0.000 title claims abstract description 105
- 238000013016 damping Methods 0.000 title claims abstract description 97
- 230000007246 mechanism Effects 0.000 title claims abstract description 55
- 238000010438 heat treatment Methods 0.000 claims abstract description 25
- 241000446313 Lamella Species 0.000 claims abstract description 19
- 230000002459 sustained effect Effects 0.000 claims description 20
- 229910000639 Spring steel Inorganic materials 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims description 4
- 230000002708 enhancing effect Effects 0.000 claims description 4
- 239000011148 porous material Substances 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 238000010146 3D printing Methods 0.000 claims description 2
- 229910000838 Al alloy Inorganic materials 0.000 claims description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 2
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 2
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 2
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 2
- 229910045601 alloy Inorganic materials 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims description 2
- 229920006231 aramid fiber Polymers 0.000 claims description 2
- 229910052796 boron Inorganic materials 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 239000004917 carbon fiber Substances 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 239000000835 fiber Substances 0.000 claims description 2
- 239000003365 glass fiber Substances 0.000 claims description 2
- 238000005098 hot rolling Methods 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 229910052742 iron Inorganic materials 0.000 claims description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 2
- 239000004033 plastic Substances 0.000 claims description 2
- 238000009833 condensation Methods 0.000 claims 1
- 230000005494 condensation Effects 0.000 claims 1
- 229910052759 nickel Inorganic materials 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 239000004575 stone Substances 0.000 claims 1
- 230000008569 process Effects 0.000 description 8
- 238000011084 recovery Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 230000009477 glass transition Effects 0.000 description 2
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000009514 concussion Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000005439 thermosphere Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64G—COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
- B64G1/00—Cosmonautic vehicles
- B64G1/22—Parts of, or equipment specially adapted for fitting in or to, cosmonautic vehicles
- B64G1/222—Parts of, or equipment specially adapted for fitting in or to, cosmonautic vehicles for deploying structures between a stowed and deployed state
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
- F03G7/06—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like
- F03G7/065—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like using a shape memory element
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Remote Sensing (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Building Environments (AREA)
Abstract
A kind of sustained release damping mechanism based on shape-memory polymer, belongs to space development mechanism technical field.N number of shape-memory polymer sustained release damping member is the shape-memory polymer lamella of middle hollow out, the shape-memory polymer lamella doubling of hollow out in the middle of each, the shape-memory polymer sustained release damping member of N number of doubling is divided into two groups, the shape-memory polymer sustained release damping member horizontal alignment of two groups of doublings is set, the shape-memory polymer sustained release damping member by-level of two groups of doublings is provided with least one sustained release damp hinge expansion stiffening element, the shape-memory polymer sustained release damping member and at least one sustained release damp hinge of two groups of doublings deploy stiffening element two ends and respectively gripped by a sustained release damping mechanism hinge chuck, two outer surfaces up and down of the shape-memory polymer sustained release damping member of every group of doubling are attached to a zone of heating.The present invention is in the development mechanism of aerospace field.
Description
Technical field
Damping mechanism is sustained the present invention relates to one kind, belongs to space development mechanism（Hinge drive device）Technical field.
Background technology
With making rapid progress for material science, a kind of novel intelligent material for being called shape-memory polymer, by its ratio
Rigidity is high, specific strength is high, the characteristic of the intelligent active deformation of achievable material is increasingly becoming the bright spot studied both at home and abroad.In this background
Under, the sustained release damping mechanism based on shape-memory polymer, rich in innovative deployable mechanism, is not only merged as a kind of
Shape-memory polymer is sustained damping structure and sustained release damp hinge expansion reinforcing structure, and avoids the expansion of tradition machinery formula
Mechanism deploy control process be not sufficiently stable, poor reliability the problem of, while deployable structure to be pushed to reliability is high, light weight
Novel intelligent type of drive.
The content of the invention
It is an object of the invention to there is expansion in the application to solve existing traditional mechanical deployable mechanism
Control process is not sufficiently stable, poor reliability the problem of, particularly need to avoid deployable mechanism as far as possible in aerospace applications
Influence of the impact to satellite body, a kind of and sustained release damping mechanism based on shape-memory polymer proposed.
Above-mentioned purpose is realized, the technical scheme is that：
A kind of sustained release damping mechanism based on shape-memory polymer, it includes：It is two sustained release damping mechanism hinge chucks, N number of
Shape-memory polymer sustained release damping member, at least one sustained release damp hinge expansion stiffening element and four zones of heating；Wherein N
For even number, N≤10, described N number of shape-memory polymer sustained release damping member is the shape-memory polymer of middle hollow out
Lamella, the shape-memory polymer lamella doubling of each described middle hollow out, the shape-memory polymer sustained release resistance of N number of doubling
Buddhist nun's component is divided into two groups, and the shape-memory polymer sustained release damping member horizontal alignment of two groups of doublings is set, two groups of doublings
Shape-memory polymer sustained release damping member by-level is provided with least one sustained release damp hinge expansion stiffening element, described
Two groups of doublings shape-memory polymer sustained release damping member and at least one sustained release damp hinge expansion stiffening element two ends
Respectively gripped by a sustained release damping mechanism hinge chuck, the shape-memory polymer sustained release damping member of every group of doubling
Two outer surfaces are respectively attached to a zone of heating up and down.
The present invention is relative to the beneficial effect of prior art：The shape-memory polymer sustained release damping structure that the present invention is used
Part is the shape-memory polymer lamella of middle hollow out, the shape-memory polymer lamella doubling of each described middle hollow out, N
The shape-memory polymer sustained release damping member of individual doubling is divided into two groups, and resistance is sustained in the shape-memory polymer of every group of doubling
Two outer surfaces up and down of Buddhist nun's component are respectively attached to a zone of heating, obtain the shape-memory polymer sustained release covered with zone of heating
Two shape-memory polymers covered with zone of heating are sustained damping member horizontal alignment and set by damping member, and at the two
By-level is provided with least one sustained release damp hinge expansion stiffening element, afterwards by sustained release damping mechanism hinge grips
Shape-memory polymer is sustained damping member and sustained release damp hinge expansion stiffening element, obtains based on shape-memory polymer
It is sustained damping mechanism.Carrying out heat driven using thermal drivers mode in the present invention has the simple advantage of driving, and the present invention
Can also overcome complicated in mechanical structure that Conventional pneumatic formula or mechanical space deployable structure be present, it is unstable, be easily hit
The defects such as damage.
When a kind of sustained release damping mechanism based on shape-memory polymer of the present invention deploys, carried out by thermal drivers mode
Heat driven, then controls zone of heating to heat up, and shape-memory polymer is sustained into damping member adds with sustained release damp hinge expansion
Strength component is bent to side doubling simultaneously, and cooling afterwards obtains being solidified into the sustained release damping machine of forniciform shape-memory polymer
Structure；After zone of heating heats up again, the enough parts of shape-memory polymer sustained release damping of case of bending gradually spread out recovery to flat
State, so as to drive sustained release damp hinge expansion stiffening element to gradually spread out recovery to straightened condition, completes poly- based on shape memory
The expansion process of the sustained release damping mechanism of compound.The kinetic stability and reliability that the present invention is embodied during expansion are high
Advantage, and, light weight, cost low advantage low with density.Shape memory polymer composite material uses material itself
Property completes its expansion function, it is only necessary to set zone of heating, it is not necessary to other actuators and mechanical mechanism, simple in construction.Due to
Shape memory polymer material property is stable, and expansion mechanism is simple, and it deploys process reliability height, by the deformation-recovery of material
Process is deployed, so expansion process restoring force is steady.Due to no complicated actuator, as long as in impact with being carried under concussion
Structure is not destroyed, and mechanism can just be deployed and normal work.
Brief description of the drawings
Fig. 1 is the front view for being sustained damping mechanism based on shape-memory polymer of the invention；
Fig. 2 is the top view that shape-memory polymer is sustained damping member；
Fig. 3 is the front view of sustained release damping mechanism hinge chuck；
Fig. 4 is Fig. 3 upward view；
Fig. 5 is the top view that shape-memory polymer is sustained damping member, and middle hollow out is shaped as rectangle.
In figure：Be sustained damping mechanism hinge chuck 1, clamper main body 1-1, sliding floor 1-2, nut 1-3, vertical wall 1-4,
Roof 1-5, sliding block 1-6, bolt 1-7, zone of heating 2, shape-memory polymer sustained release damping member 3, sustained release damp hinge expansion
Stiffening element 4.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Embodiment one：As Figure 1-Figure 5, present embodiment describes a kind of based on shape-memory polymer
Damping mechanism is sustained, it includes：Two sustained release damping mechanism hinge chucks 1, N number of shape-memory polymer sustained release damping member 3,
At least one sustained release damp hinge expansion stiffening element 4 and four zones of heating 2；Wherein N is even number, N≤10, described N number of shape
Shape memory polymer sustained release damping member 3 is the shape-memory polymer lamella of middle hollow out, each described middle hollow out
Shape-memory polymer lamella doubling, N number of doubling shape-memory polymer sustained release damping member 3 be divided into two groups, two groups
Shape-memory polymer sustained release damping member 3 horizontal alignment of doubling is set, the shape-memory polymer sustained release resistance of two groups of doublings
The by-level of Buddhist nun's component 3 is provided with least one sustained release damp hinge expansion stiffening element 4, and the shape of two groups of described doublings is remembered
Recall polymeric sustained release damping member 3 and at least one sustained release damp hinge expansion stiffening element 4 two ends is respectively hindered by a sustained release
Buddhist nun's mechanism hinges chuck 1 is gripped, and the shape-memory polymer of every group of doubling is sustained two outer surfaces up and down of damping member 3
Respectively it is attached to a zone of heating 2.
The connected mode that can select between multiple sustained release damping mechanisms based on shape-memory polymer in parallel or series makes
With.
Embodiment two：As shown in figure 1, present embodiment is that embodiment one is made furtherly
Bright, as N >=4, shape-memory polymer sustained release damping member 3 mounted on top of every group of doubling is set.
Embodiment three：As shown in figure 5, present embodiment is to further illustrating that embodiment one is made
The middle hollow out of described shape-memory polymer lamella is shaped as rectangle, ellipse, circle or arch；Work as shape memory polymers
When the middle hollow out of thing lamella is shaped as arch, the arc chord angle of described arch is 1o-180o, shape-memory polymer lamella
Thickness is 0.01-5mm.
Embodiment four：Present embodiment is to further illustrating that embodiment one, two or three is made, institute
The shape-memory polymer lamella stated is made up of pure polymer, or is wrapped inside shape memory polymer composite material lamella
Embedding enhancing phase material is made, described enhancing phase material is glass fibre, carbon fiber, aramid fiber, boron fibre, graphite powder,
One kind in nickel powder or CNT.
Embodiment five：As shown in Fig. 2 present embodiment is that embodiment one is made furtherly
Bright, the number of described sustained release damp hinge expansion stiffening element 4 is 1 or 2 ~ 10, when sustained release damp hinge expansion is put more energy into
When the number of component 4 is 2 ~ 10,2 ~ 10 sustained release damp hinge expansion stiffening element 4 mounted on top are set.
Embodiment six：As shown in Fig. 2 present embodiment is made to embodiment one or five further
Illustrate, described sustained release damp hinge expansion stiffening element 4 material is carbon spring steel, alloy spring steel, rustproof spring steel, nickel
Alloy spring steel, copper alloy spring steel, hot rolling spring steel, marmem, shape-memory polymer, shape-memory polymer
One kind in composite or spring steel.
Embodiment seven：As shown in Fig. 2 present embodiment is that embodiment one is made furtherly
Bright, the shape of cross section of described sustained release damp hinge expansion stiffening element 4 is rectangle, ellipse, circle or arch；Work as sustained release
When the shape of cross section of damp hinge expansion stiffening element 4 is arch, the arc chord angle of arch is 1o-180o, it is sustained damp hinge exhibition
The thickness for opening stiffening element 4 is 0.01-5mm.
Embodiment eight：As shown in Fig. 1, Fig. 3 and Fig. 4, present embodiment is made to embodiment one
Further illustrate, two described sustained release damping mechanism hinge chucks 1 are by iron, aluminium alloy or titanium alloy one of which material system
Into, or the plastic hinge chuck being made up of 3D printing technique.
Embodiment nine：As shown in Fig. 2 present embodiment is that embodiment one is made furtherly
Bright, described zone of heating 2 is one kind in resistance wire, conducting resinl heating coating or Electric radiant Heating Film.
Embodiment ten：As shown in Figure 3, Figure 4, present embodiment is made to embodiment one further
Illustrate, each described sustained release damping mechanism hinge chuck 1 includes clamper main body 1-1, sliding floor 1-2, two bolt 1-7
And two nut 1-3；Described clamper main body 1-1 one end is the U-shaped connector fallen, and the bottom surface of described U-shaped connector is
Plane, the clamper main body 1-1 other ends are vertical provided with two vertical wall 1-4 and roof a 1-5, described roof 1-5 and two
Wall 1-4 top surface is fixedly connected, and roof 1-5 and two vertical wall 1-4 are vertically fixed in the bottom surface of U-shaped connector, described
Shape-memory polymers of two vertical wall 1-4 along two groups of doublings is sustained the horizontal alignment direction of damping member 3 and set, and two vertical
Chute is respectively equipped with outer end on the opposite face of wall, the vertical direction of the equal insertion vertical wall of the chute described in two is set,
Two chutes are just to setting, and described sliding floor 1-2 and two chute adjacent faces are equipped with sliding block 1-6, sliding floor 1-2
It is connected by the sliding block 1-6 described in two with two slides, two is equipped with roof 1-5 and sliding floor 1-2 and is led to
Two through holes on hole, roof 1-5 are corresponded with two through holes on sliding floor 1-2 and set, described two groups of doublings
Shape-memory polymer is sustained damping member 3 and at least one sustained release damp hinge expansion stiffening element 4 two ends is arranged at folder
Between head main body 1-1 two roof 1-5 and sliding floor 1-2, the shape-memory polymer sustained release damping member 3 of two groups of doublings
Two ends be provided with each corresponding through hole in transitional pore, each transitional pore and two corresponding through holes
Bolt 1-7 is penetrated, described nut 1-3 and bolt 1-7 is locked, the shape-memory polymer sustained release damping structure of two groups of doublings
Part 3 and at least one sustained release damp hinge expansion stiffening element 4 are fixed on chuck by four bolt 1-7 and four nut 1-3
Between main body 1-1 roof 1-5 and sliding floor 1-2.Each clamper main body 1-1 top and bottom sidewall is provided with coaxial connection
Hole, for being connected with space deployable mechanism.
The sustained release damping mechanism hinge chuck 1 used in the present invention is not limited to a kind of above-mentioned structure type, as long as can meet
By the shape-memory polymer sustained release damping member 3 and at least one sustained release damp hinge 4 liang of stiffening element of expansion of two groups of doublings
The clamping device gripped is held to use.
A kind of method of deploying of sustained release damping mechanism based on shape-memory polymer of the present invention is：Remember based on shape
Expansion process initial stage of the sustained release damping mechanism of polymer is recalled, by zone of heating 2 to shape-memory polymer sustained release damping structure 3
It is driven, extraneous power supply is that zone of heating 2 is powered, and zone of heating 2 heats up（Temperature reaches glass transition temperature）Make shape memory
Polymeric sustained release damping member 3 softens, mechanically, and shape-memory polymer is sustained into damping member 3 damps with sustained release
Hinge expansion stiffening element 4 is bent to side doubling simultaneously, and zone of heating 2 is de-energized afterwards, stops heating, and sustained release damping mechanism is cold
But it is hardened, is bent the sustained release damping mechanism of the shape-memory polymer of state；When sustained release damping mechanism needs work, plus
Thermosphere 2 heats up again（Temperature reaches glass transition temperature）Afterwards, the shape-memory polymer sustained release damping member 3 of case of bending
Recovery is gradually spread out to straightened condition, so as to drive sustained release damp hinge expansion stiffening element 4 to gradually spread out recovery to flat
State, completes the expansion process of the sustained release damping mechanism based on shape-memory polymer.
The mode of the driving of shape-memory polymer sustained release damping member 3 is electric drive, Magnetic driving, optical drive or solution drive
It is dynamic（The present invention leans on electrothermal driving）.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modifications, equivalent substitutions and improvements made within refreshing and principle etc., should be included in the scope of the protection.
Claims (10)
1. a kind of sustained release damping mechanism based on shape-memory polymer, it is characterised in that：It includes：Two sustained release damping mechanisms
Hinge chuck（1）, N number of shape-memory polymer sustained release damping member（3）, at least one sustained release damp hinge expansion stiffening element
（4）With four zones of heating（5）；Wherein N is even number, N≤10, described N number of shape-memory polymer sustained release damping member（3）
For the shape-memory polymer lamella of middle hollow out, the shape-memory polymer lamella doubling of each described middle hollow out is N number of
The shape-memory polymer sustained release damping member of doubling（3）It is divided into two groups, the shape-memory polymer sustained release resistance of two groups of doublings
Buddhist nun's component（3）Horizontal alignment is set, the shape-memory polymer sustained release damping member of two groups of doublings（3）By-level be provided with to
Few sustained release damp hinge expansion stiffening element（4）, the shape-memory polymer sustained release damping member of described two groups of doublings
（3）And at least one sustained release damp hinge expansion stiffening element（4）Two ends respectively pass through a sustained release damping mechanism hinge chuck（1）
Grip, the shape-memory polymer sustained release damping member of every group of doubling（3）Two outer surfaces up and down be respectively attached to one
Zone of heating（2）.
2. a kind of sustained release damping mechanism based on shape-memory polymer according to claim 1, it is characterised in that：Work as N
When >=4, the shape-memory polymer sustained release damping member of every group of doubling（3）Mounted on top is set.
3. a kind of sustained release damping mechanism based on shape-memory polymer according to claim 1, it is characterised in that：It is described
The middle hollow out of shape-memory polymer lamella be shaped as rectangle, ellipse, circle or arch；When shape-memory polymer piece
When the middle hollow out of layer is shaped as arch, the arc chord angle of described arch is 1o-180o, the thickness of shape-memory polymer lamella
For 0.01-5mm.
4. a kind of sustained release damping mechanism based on shape-memory polymer according to claim 1,2 or 3, its feature exists
In：Described shape-memory polymer lamella is made up of pure polymer, or by shape memory polymer composite material lamella
Bag embedding enhancing phase material in inside is made, and described enhancing phase material is glass fibre, carbon fiber, aramid fiber, boron fibre, stone
One kind in ink powder, nickel powder or CNT.
5. a kind of sustained release damping mechanism based on shape-memory polymer according to claim 1, it is characterised in that：It is described
Sustained release damp hinge expansion stiffening element（4）Number be 1 or 2 ~ 10, when sustained release damp hinge expansion stiffening element
（4）Number be 2 ~ 10 when, 2 ~ 10 sustained release damp hinges expansion stiffening elements（4）Mounted on top is set.
6. a kind of sustained release damping mechanism based on shape-memory polymer according to claim 1 or 5, it is characterised in that：
Described sustained release damp hinge expansion stiffening element（4）Material is carbon spring steel, alloy spring steel, rustproof spring steel, nickel conjunction
Golden spring steel, copper alloy spring steel, hot rolling spring steel, marmem, shape-memory polymer, shape-memory polymer are multiple
One kind in condensation material or spring steel.
7. a kind of sustained release damping mechanism based on shape-memory polymer according to claim 1, it is characterised in that：It is described
Sustained release damp hinge expansion stiffening element（4）Shape of cross section be rectangle, ellipse, circle or arch；When sustained release damping
Hinge deploys stiffening element（4）Shape of cross section when being arch, the arc chord angle of arch is 1o-180o, sustained release damp hinge expansion
Stiffening element（4）Thickness be 0.01-5mm.
8. the sustained release damping mechanism based on shape-memory polymer according to claim 1, it is characterised in that：Described two
It is sustained damping mechanism hinge chuck（1）By being made up of iron, aluminium alloy or titanium alloy one of which material, or by 3D printing technique
The plastic hinge chuck being made.
9. the sustained release damping mechanism based on shape-memory polymer according to claim 1, it is characterised in that：Described heating
Layer（5）For one kind in resistance wire, conducting resinl heating coating or Electric radiant Heating Film.
10. the sustained release damping mechanism based on shape-memory polymer according to claim 1, it is characterised in that：It is each described
Sustained release damping mechanism hinge chuck（1）Include clamper main body（1-1）, sliding floor（1-2）, two bolts（1-7）And two
Individual nut（1-3）；Described clamper main body（1-1）One end is the U-shaped connector fallen, and the bottom surface of described U-shaped connector is
Plane, clamper main body（1-1）The other end is provided with two vertical walls（1-4）With a roof（1-5）, described roof（1-5）With
Two vertical walls（1-4）Top surface be fixedly connected, roof（1-5）With two vertical walls（1-4）Vertically it is fixed in U-shaped connector
Bottom surface, two described vertical walls（1-4）Damping member is sustained along the shape-memory polymer of two groups of doublings（3）Horizontal alignment
Direction is set, and is respectively equipped with chute at outer end on the opposite face of two vertical walls, the equal insertion of chute described in two is vertical
The vertical direction of wall is set, and two chutes are just to setting, described sliding floor（1-2）It is equipped with two chute adjacent faces
Sliding block（1-6）, sliding floor（1-2）Pass through the sliding block described in two（1-6）It is connected with two slides, roof（1-5）With
And sliding floor（1-2）On be equipped with two through holes, roof（1-5）On two through holes and sliding floor（1-2）On two
Through hole, which is corresponded, to be set, and the shape-memory polymer of two groups of described doublings is sustained damping member（3）And at least one sustained release
Damp hinge deploys stiffening element（4）Two ends are arranged at clamper main body（1-1）Two roofs（1-5）With sliding floor（1-
2）Between, the shape-memory polymer sustained release damping member of two groups of doublings（3）Two ends be all provided with each corresponding through hole
It is equipped with transitional pore, each transitional pore and two corresponding through holes and penetrates bolt（1-7）, described nut（1-3）
With bolt（1-7）It is locked, the shape-memory polymer sustained release damping member of two groups of doublings（3）And at least one sustained release damping
Hinge deploys stiffening element（4）Pass through four bolts（1-7）And four nuts（1-3）It is fixed on clamper main body（1-1）Roof
（1-5）With sliding floor（1-2）Between.
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| CN201710404561.1A CN107140236A (en) | 2017-06-01 | 2017-06-01 | A kind of sustained release damping mechanism based on shape-memory polymer |
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| CN201710404561.1A CN107140236A (en) | 2017-06-01 | 2017-06-01 | A kind of sustained release damping mechanism based on shape-memory polymer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644272A (en) * | 2018-04-28 | 2018-10-12 | 四川师范大学 | A kind of manufacturing method for the elasticity hinge brake that elasticity can gradually discharge |
| CN109466800A (en) * | 2018-12-29 | 2019-03-15 | 哈尔滨工业大学 | A kind of safeguards system of space development mechanism |
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| CN103552696A (en) * | 2013-11-08 | 2014-02-05 | 哈尔滨工业大学 | Frame-type space extensible structure based on shape memory polymer |
| US20170113817A1 (en) * | 2015-10-23 | 2017-04-27 | Raytheon Company | Spacecraft with shape memory polymer deployment mechanism |
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