CN115675932A - Inflation expansion type asteroid landing adsorption mechanism and working method - Google Patents
Inflation expansion type asteroid landing adsorption mechanism and working method Download PDFInfo
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- CN115675932A CN115675932A CN202211438410.5A CN202211438410A CN115675932A CN 115675932 A CN115675932 A CN 115675932A CN 202211438410 A CN202211438410 A CN 202211438410A CN 115675932 A CN115675932 A CN 115675932A
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- 238000005096 rolling process Methods 0.000 claims abstract description 10
- 238000004804 winding Methods 0.000 claims abstract description 5
- 238000010521 absorption reaction Methods 0.000 claims description 8
- 239000002905 metal composite material Substances 0.000 claims description 6
- 230000003139 buffering effect Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 8
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- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
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- 230000004048 modification Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000005273 aeration Methods 0.000 description 1
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Abstract
The invention relates to the technical field of mechanical systems of asteroid inflatable landers, in particular to an inflatable expanded asteroid landing adsorption mechanism and a working method; aerify expansion asteroid landing adsorption equipment, include: a probe body; the nacelle is arranged at the bottom of the detector main body, and a plurality of rollers are arranged in the nacelle and connected end to end; the inflating arm is wound on the roller and has a winding state and a unfolding state extending out of the nacelle, the inflating arm comprises a supporting air bag and an inflating clamp ring, and the inflating clamp ring is arranged on the supporting air bag; the inflation tank is arranged in the hanging cabin and is connected with the inflation arm; and the driving mechanism is connected with the roller and drives the roller to rotate so as to drive the inflating arm to switch between a rolling state and an unfolding state. The detector main body can realize stable landing, and can realize stable landing of the detector main body even under the condition that the surface environment of the asteroid is complex.
Description
Technical Field
The invention relates to the technical field of mechanical systems of asteroid inflatable landers, in particular to an inflatable expansion type asteroid landing adsorption mechanism and a working method.
Background
The surface gravitation of the asteroid is small, most of the asteroids have a gravel pile environment after a long-time universe weathering process, and a proper landing field is difficult to select. During landing, the probe impacts the surface of the asteroid, and the rebound speed of the probe possibly exceeds the escape speed, so that the probe fails to land. When the probe performs sampling drilling, excavation and other operations on the surface of the asteroid after landing, the probe may fly away from the asteroid due to the operating force.
However, in the prior art, the attachment device has more influence factors and low reliability, and cannot be used for multiple times, so that on one hand, once the attachment of the detector fails, the smooth proceeding of the whole detection task is greatly influenced, and on the other hand, the detector cannot be attached to the surface of the asteroid at multiple points, so that the detection range is limited, and the landing of the detector in a complex scene is influenced.
Disclosure of Invention
Therefore, the technical problem to be solved by the present invention is to overcome the problem of the prior art that the detector lands on the surface of the asteroid in a complex scene, thereby providing an inflation expansion type asteroid landing adsorption mechanism and a working method, wherein the detector main body can realize stable landing, and even under the condition that the environment on the surface of the asteroid is complex, the stable landing of the detector main body can be realized.
In order to solve the above technical problem, the present invention provides an inflation expansion type asteroid landing adsorption mechanism, including: a probe body; the pod is arranged at the bottom of the detector main body, a plurality of rollers are arranged in the pod, and the rollers are connected end to end; the inflating arm is wound on the roller and has a rolling state and a unfolding state extending out of the nacelle, and the inflating arm comprises a supporting air bag and an inflating clamp ring, and the inflating clamp ring is arranged on the supporting air bag; the inflation tank is arranged in the hanging cabin and is connected with the inflation arm; and the driving mechanism is connected with the roller and drives the roller to rotate so as to drive the inflating arm to be switched between a rolling state and an unfolding state.
Further, still include connection structure, connection structure locates between two rollers of end to end.
Further, the connecting structure is two bevel gears which are meshed with each other.
Furthermore, the inner wall of the inflating arm is provided with a supporting structure made of a metal composite material, and the supporting structure is located at the free end of the inflating arm.
Furthermore, the supporting structure has two sets, two sets of the supporting structure all inclines to set up, and two sets of the supporting structure's incline direction is opposite, and has the nodical.
Furthermore, the inflatable air bag further comprises a first inflation pipeline which is communicated with the inflation tank and the support air bag.
Further, still include the second gas filling pipeline, the second gas filling pipeline with the aeration tank and aerify the clamp ring intercommunication.
Furthermore, the inflatable clamping ring is in a bowl-shaped structure after being inflated.
Further, the number of the rollers is four.
The invention also provides a working method of the inflation expansion type asteroid landing adsorption mechanism, which comprises the following steps: when the detector main body runs on the track, the inflating arm is wound on the roller in a curling mode and is contained in the nacelle; when the detector main body is close to the surface of the asteroid, the roller rotates and releases the supporting airbag, after the supporting airbag is released, the supporting airbag is inflated by the inflation tank to expand the supporting airbag, and the inflation clamping ring is not inflated at the moment; after the unfolded supporting air bag touches the surface of the asteroid, the included angle between the supporting air bag and the pod can be changed through the rotation of the roller, so that the device adapts to different terrains, the active control on the included angle of the supporting air bag also has the function of buffering the speed in the vertical direction, and meanwhile, the unfolded air bag has flexibility and can also buffer against the land; when the speed of the detector main body relative to the surface of the minor planet is reduced to a certain range, the inflatable clamp ring on the support airbag is inflated, the surface of the minor planet has a structure with the shape of a gravel pile, the inflatable clamp ring can be attached to the surface of the gravel before inflation, the inflatable clamp ring is unfolded into a bowl-shaped structure after inflation, and the concave or convex part of the gravel can be embedded into or hooked in the bowl opening.
The technical scheme of the invention has the following advantages:
1. the invention provides an inflatable unfolding type asteroid landing adsorption mechanism, which comprises: a probe body; the pod is arranged at the bottom of the detector main body, a plurality of rollers are arranged in the pod, and the rollers are connected end to end; the inflating arm is wound on the roller and has a winding state and a unfolding state extending out of the nacelle, the inflating arm comprises a supporting air bag and an inflating clamp ring, and the inflating clamp ring is arranged on the supporting air bag; the inflation tank is arranged in the hanging cabin and is connected with the inflation arm; and the driving mechanism is connected with the roller and drives the roller to rotate so as to drive the inflating arm to be switched between a rolling state and an unfolding state.
The nacelle is arranged at the bottom of the detector main body, a plurality of rollers can be arranged in the nacelle, and the inflating arm can be wound on the rollers through the rollers, so that the inflating arm can be wound and unfolded conveniently. When the detector main body runs on the track, the inflating arm is wound on the roller in a curling mode and is contained in the nacelle, and the supporting air bag and the inflating clamp ring which are arranged on the inflating arm are both in a rolling state, namely are rolled on the roller. Simultaneously, because a plurality of rollers are end to end connection, because, only need a actuating mechanism can drive the rotation of all rollers, realize the rolling and opening of arm of aerifing. When the detector main body is close to the surface of the asteroid, the roller rotates, and the inflation tank inflates the support airbag, so that the support airbag is unfolded; after the supporting airbag touches the surface of the asteroid, the inflatable clamping ring starts to be inflated, and the surface of the asteroid has a structure with the shape of a gravel pile, so that the inflatable clamping ring can be attached to the surface of the gravel before inflation, and can be unfolded into a bowl-shaped structure after inflation, and can be embedded into a concave or convex part of the gravel and hooked into a bowl opening, thereby realizing smooth landing of the inflatable unfolded asteroid landing adsorption mechanism.
The pod is arranged at the bottom of the detector main body, the roller, the driving mechanism and the inflation tank are arranged in the inflation pod, the inflation arm is wound on the roller, and meanwhile, the inflation wall is also connected with the roller, so that the support airbag is in surface contact with the asteroid by unfolding the inflation arm when landing, the inflation clamping ring and the concave or convex part embedded with broken stones are utilized to be hooked into the bowl mouth of the inflation clamping ring, the detector main body can realize stable landing, and the stable landing of the detector main body can be realized even under the condition that the surface environment of the asteroid is complex.
The supporting air bag has adjustable rigidity and flexibility, and can reduce the impact and vibration of the lander; the support air bag has lower requirement on the planeness of the surface of the asteroid and can adapt to the environment of the asteroid gravel pile; the support airbag is light in weight, is stored by the inflatable nacelle when not in work, is unfolded when in landing, has low energy consumption on the detector, and is suitable for deep space detection. The inflatable clamp ring can clamp the rock blocks with different sizes on the surface of the asteroid, provides stable adsorption force for the lander, and prevents the detector from escaping due to overlarge reaction force in the landing or operation process.
2. The invention provides an inflatable expanded asteroid landing adsorption mechanism, wherein a connecting structure is two bevel gears which are meshed with each other; because the connecting structure is the bevel gears which are meshed with each other, the included angle between the inflating arm and the nacelle can be changed through the rotation of the roller, so that the connecting structure is suitable for different terrains. The bevel gears of the bevel gears are used for actively controlling the included angle of the supporting air bag to buffer the speed in the vertical direction, and meanwhile, the unfolded supporting air bag is flexible and can buffer the land.
3. The invention provides an inflation unfolding asteroid landing adsorption mechanism, wherein a support structure made of a metal composite material is arranged on the inner wall of an inflation arm, and the support structure is positioned at the free end of the inflation arm. The inner wall of the free end of the inflation is provided with the supporting structure which is supported by the metal composite material, so that the strength of the unfolded inflation arm is increased, the supporting capacity of the inflation arm is increased, the relative movement resistance between the inflation arm and the surface of the asteroid is increased, and the stability of the detector main body arranged on the nacelle is ensured.
4. The invention provides an inflatable unfolding type asteroid landing adsorption mechanism, wherein an inflatable clamping ring is in a bowl-shaped structure after being inflated. The combined action of the plurality of inflatable clamping rings can greatly increase the resistance of the relative movement of the inflatable arms and the asteroid, and finally the detector main body stays on the surface of the asteroid.
This summary is provided to introduce a selection of concepts in a simplified form that are further described below in the detailed description. This summary is not intended to identify key features or essential features of the disclosure, nor is it intended to be used to limit the scope of the disclosure.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural diagram of an inflatable expanded asteroid landing adsorption mechanism provided by the invention;
FIG. 2 is a schematic structural diagram of an expanded state of an inflation arm of an inflation expanded asteroid landing adsorption mechanism provided by the invention;
FIG. 3 is a schematic structural diagram of a nacelle of the inflatable unfolding type asteroid landing adsorption mechanism provided by the invention;
FIG. 4 is a schematic structural diagram of an inflation arm of an inflation unfolding type asteroid landing adsorption mechanism provided by the invention;
FIG. 5 is a schematic structural diagram of the interior of an inflation arm of an inflation unfolding type asteroid landing absorption mechanism provided by the invention;
FIG. 6 is a schematic structural diagram of an inflation clamping ring of the inflation unfolding type asteroid landing adsorption mechanism provided by the invention before inflation;
FIG. 7 is a schematic structural diagram of an inflated clamping ring of the inflated expanded asteroid landing adsorption mechanism provided by the invention after being inflated;
FIG. 8 is a schematic view of the state that the inflation unfolding type asteroid landing adsorption mechanism provided by the invention is close to the asteroid;
FIG. 9 is a schematic diagram of a touchdown buffering state of the inflation unfolding type asteroid landing absorption mechanism provided by the invention;
FIG. 10 is a schematic view of the inflation holding state of the inflation unfolding type asteroid landing adsorption mechanism provided by the invention.
Description of reference numerals:
1-a probe body; 2-a pod; 3-an inflating arm; 4-a roller; 5-supporting the air bag; 6-an inflatable clamping ring; 7-an inflation tank; 8-a drive mechanism; 9-bevel gears; 10-a second inflation line; 11-a support structure.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art can appreciate, the described embodiments can be modified in various different ways, without departing from the spirit or scope of the present disclosure. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the present disclosure, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "straight", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be considered as limiting the present disclosure. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present disclosure, "a plurality" means two or more unless specifically limited otherwise.
In the description of the present disclosure, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixed or removable or integral, either mechanically, electrically or communicatively coupled; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present disclosure can be understood by those of ordinary skill in the art as appropriate.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise the first and second features being in direct contact, or may comprise the first and second features being in contact, not directly, but via another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.
The following disclosure provides many different embodiments or examples for implementing different features of the disclosure. To simplify the disclosure of the present disclosure, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present disclosure. Moreover, the present disclosure may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize the application of other processes and/or the use of other materials.
The preferred embodiments of the present disclosure will be described below with reference to the accompanying drawings, and it should be understood that the preferred embodiments described herein are merely for purposes of illustrating and explaining the present disclosure and are not intended to limit the present disclosure.
Referring to fig. 1 to 10, the present invention provides an inflation expansion type asteroid landing absorption mechanism, which includes: a probe body 1; the nacelle 2 is arranged at the bottom of the detector body 1, a plurality of rollers 4 are arranged in the nacelle 2, and the rollers 4 are connected end to end; the inflating arm 3 is wound on the roller 4, the inflating arm 3 has a winding state and a unfolding state extending out of the nacelle 2, the inflating arm 3 comprises a support airbag 5 and an inflating clamp ring 6, and the inflating clamp ring 6 is arranged on the support airbag 5; the inflation tank 7 is arranged in the nacelle 2, and the inflation tank 7 is connected with the inflation arm 3; and the driving mechanism 8 is connected with the roller 4, and the driving mechanism 8 drives the roller 4 to rotate so as to drive the inflating arm 3 to be switched between a rolling state and an unfolding state.
By arranging the pod 2 at the bottom of the detector body 1, a plurality of rollers 4 can be arranged inside the pod 2, and by arranging the rollers 4, the inflating arm 3 can be wound on the rollers 4, thereby facilitating the winding and unwinding of the inflating arm 3. When the detector body 1 runs on the track, the inflating arm 3 is wound on the roller 4 in a curling manner and is accommodated in the nacelle 2, and the supporting airbag 5 and the inflating clamp ring 6 which are included in the inflating arm 3 are both in a rolling state, namely, are rolled on the roller 4. Simultaneously, because a plurality of rollers 4 are end to end connection, because, only need a actuating mechanism 8 can drive the rotation of all rollers 4, realize the rolling of arm 3 of aerifing and open. When the detector main body 1 approaches to the surface of the asteroid, the roller 4 rotates, and the inflation tank 7 inflates the support airbag 5, so that the support airbag 5 is unfolded; after the supporting airbag 5 touches the surface of the asteroid, the inflatable clamping ring 6 starts to be inflated, and because the surface of the asteroid has a structure with the shape of a gravel pile, the inflatable clamping ring 6 can be attached to the surface of the gravel before inflation, and the inflatable clamping ring 6 is expanded into a bowl-shaped structure after inflation, can be embedded into a concave or convex part of the gravel and hooked into a bowl opening, so that smooth landing of the inflatable expanded asteroid landing adsorption mechanism is realized.
As the pod 2 is arranged at the bottom of the detector body 1, the roller 4, the driving mechanism 8 and the inflation tank 7 are arranged in the inflation pod 2, the inflation arm 3 is wound on the roller 4, and meanwhile, the inflation wall is also connected with the roller 4, when the detector body 1 lands, the support airbag 5 is in contact with the surface of the asteroid by unfolding the inflation arm 3, and the inflation clamp ring 6 and the concave or convex part embedded with gravel are hooked in the bowl opening of the inflation clamp ring 6, so that the detector body 1 can realize stable landing, and even under the condition of complex surface environment of the asteroid, the detector body 1 can also realize stable landing.
The supporting air bag 5 is adjustable in rigidity and flexible, and can reduce impact and vibration of the lander; the support air bag 5 has lower requirement on the planeness of the surface of the minor planet and can adapt to the environment of a satellite surface gravel pile; the supporting air bag 5 is light in weight, is stored by the inflatable nacelle 2 when not in work, is unfolded when in landing, has low energy consumption on the detector, and is suitable for deep space detection. The inflatable clamp ring 6 can clamp the rock blocks with different sizes on the surface of the asteroid, provides stable adsorption force for the lander, and prevents the detector from escaping due to overlarge reaction force in the landing or operation process.
In some optional embodiments, the inflation unfolding is that the asteroid landing adsorption mechanism further comprises a connecting structure, and the connecting structure is arranged between two rollers 4 which are connected end to end; in particular, the connecting structure is two bevel gears 9 arranged in mesh with each other.
As the rollers 4 are adjacently arranged end to end, the number of the rollers 4 is four, that is, the four rollers 4 are connected end to end, and the four rollers 4 are vertical to each other. Two bevel gears 9 which are meshed with each other are arranged between the two rollers 4, namely one bevel gear 9 is arranged at one end of one roller 4, the other bevel gear 9 is arranged at one end of the other roller 4, and the two bevel gears 9 are meshed with each other, so that one driving mechanism 8 drives all the rollers 4 to rotate.
Because the number of the rollers 4 is four, the number of the bevel gears 9 required is eight, namely two bevel gears 9 are arranged at two ends of one roller 4.
Meanwhile, the connecting structure is the bevel gears 9 which are meshed with each other, so that the included angle between the inflating arm 3 and the nacelle 2 can be changed by rotating the roller 4 so as to adapt to different terrains. Namely, the taper of the bevel gear 9 is utilized to actively control the included angle of the supporting air bag 5, so that the vertical speed is buffered, and meanwhile, the unfolded supporting air bag 5 has flexibility and can also buffer against the land.
In the present embodiment, the drive mechanism 8 is a motor.
In some alternative embodiments, the inner wall of the inflation arm 3 is provided with a support structure 11 made of metal composite material, and the support structure 11 is located at the free end of the inflation arm 3;
in this embodiment, the supporting structures 11 have two sets, two sets of the supporting structures 11 are both disposed in an inclined manner, and the two sets of the supporting structures 11 have opposite inclined directions and have intersection points. The strength of the unfolded inflating arm 3 is increased by arranging the supporting structure 11 supported by the metal composite material on the inner wall of the free end of the inflation, so that the supporting capacity of the inflating arm 3 is increased, the relative movement resistance between the inflating arm 3 and the surface of the asteroid is increased, and the stability of the detector body 1 arranged on the nacelle 2 is ensured.
Wherein, the support airbag 5 and the inflation clamp ring 6 which are included in the inflation arm 3 can be respectively inflated in the actual use process.
In some optional embodiments, the inflatable unfolding type asteroid landing adsorption mechanism further comprises a first inflation pipeline (not shown in the figure), and the first inflation pipeline is communicated with the inflation tank 7 and the support airbag 5, namely the support airbag 5 is inflated through the first inflation pipeline, so that the support airbag 5 is supported and expanded.
In some optional embodiments, the inflation unfolding asteroid landing adsorption mechanism further comprises a second inflation pipeline 10, wherein the second inflation pipeline 10 is communicated with the inflation tank 7 and the inflation clamp ring 6, namely the inflation clamp ring 6 is inflated through the second inflation pipeline 10, so that the inflation clamp ring 6 is expanded.
The inflatable clamp ring 6 also has two states, namely, the uninflated inflatable clamp ring 6 is of a plane structure and can be attached to the surface of the gravel after being uninflated and inflated; the inflatable clamp rings 6 are of a bowl-shaped structure after being inflated, and the combined action of the inflatable clamp rings 6 is combined, so that the resistance of relative movement of the inflatable arm 3 and the asteroid can be greatly increased, and finally the detector main body 1 stays on the surface of the asteroid.
The inflating and expanding type asteroid landing adsorption mechanism is characterized in that a nacelle 2 is arranged at the bottom of a detector main body 1, a roller 4 and a driving mechanism 8 are arranged in the inflating nacelle 2, an inflation tank 7 is arranged, an inflation arm 3 is wound on the roller 4, and meanwhile, the inflation wall is also connected with the roller 4, so that when the detector main body 1 lands, the inflation arm 3 is expanded to enable a support airbag 5 to be in contact with the surface of the asteroid, and then an inflation clamping ring 6 and a concave or convex part embedded with broken stones are hooked into a bowl opening of the inflation clamping ring 6, so that the detector main body 1 can realize stable landing, and even under the condition that the surface environment of the asteroid is complex, the detector main body 1 can realize stable landing.
The invention also provides a working method of the inflation expansion type asteroid landing adsorption mechanism, which comprises the following steps: when the detector body 1 runs on the track, the inflating arm 3 is wound on the roller 4 in a curling way and is contained in the nacelle 2; when the detector main body 1 approaches to the surface of the asteroid, the roller 4 rotates and releases the supporting airbag 5, after the supporting airbag 5 is released, the supporting airbag 5 is inflated by the inflation tank 7, so that the supporting airbag 5 is unfolded, and the inflation clamp ring 6 is not inflated at this time; after the unfolded supporting air bag 5 touches the surface of the asteroid, the included angle between the supporting air bag 5 and the nacelle 2 can be changed through the rotation of the roller 4 so as to adapt to different terrains, the active control on the included angle of the supporting air bag 5 also has the function of buffering the speed in the vertical direction, and meanwhile, the unfolded air bag has flexibility and can also buffer against the land; when the speed of the detector main body 1 relative to the surface of the asteroid is reduced to a certain range, the inflatable clamp ring 6 on the supporting air bag 5 is inflated, the surface of the asteroid has a structure with the shape of a gravel pile, the inflatable clamp ring 6 can be attached to the surface of the gravel before inflation, the inflatable clamp ring 6 is expanded into a bowl-shaped structure after inflation, and the concave or convex part of the gravel can be embedded into or hooked in the bowl opening; the combined action of the inflation clamping rings 6 can greatly increase the resistance of the inflation arm 3 to relative movement with the asteroid, and finally the detector body 1 stays on the surface of the asteroid.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (10)
1. An inflation expansion type asteroid landing adsorption mechanism is characterized by comprising:
a probe body (1);
the nacelle (2) is arranged at the bottom of the detector main body (1), a plurality of rollers (4) are arranged in the nacelle (2), and the rollers (4) are connected end to end;
the inflating arm (3) is wound on the roller (4), the inflating arm (3) has a winding state and a unfolding state extending out of the nacelle (2), the inflating arm (3) comprises a supporting air bag (5) and an inflating clamp ring (6), and the inflating clamp ring (6) is arranged on the supporting air bag (5);
the inflation tank (7) is arranged in the nacelle (2), and the inflation tank (7) is connected with the inflation arm (3);
the driving mechanism (8) is connected with the roller (4), and the driving mechanism (8) drives the roller (4) to rotate so as to drive the inflating arm (3) to be switched between a rolling state and an unfolding state.
2. The inflatable unfolding asteroid landing adsorption mechanism of claim 1, further comprising a connecting structure, wherein the connecting structure is arranged between two rollers (4) which are connected end to end.
3. The inflatable deployment asteroid landing gear of claim 2, characterized in that the connecting structure is two bevel gears (9) meshed with each other.
4. The inflatable unfolding asteroid landing absorption mechanism according to any one of claims 1 to 3, wherein the inner wall of the inflatable arm (3) is provided with a support structure (11) made of a metal composite material, and the support structure (11) is positioned at the free end of the inflatable arm (3).
5. The inflatable deployment asteroid landing gear of claim 4, characterized in that the support structures (11) have two groups, the two groups of support structures (11) are arranged obliquely, and the inclination directions of the two groups of support structures (11) are opposite and have an intersection point.
6. The inflation unfolding asteroid landing absorption mechanism as claimed in claim 5, further comprises a first inflation pipeline, and the first inflation pipeline is communicated with the inflation tank (7) and the supporting airbag (5).
7. The inflatable unfolding asteroid landing absorption mechanism of claim 6, further comprising a second inflation pipeline (10), wherein the second inflation pipeline (10) is communicated with the inflation tank (7) and the inflation clamp ring (6).
8. The inflatable unfolding asteroid landing absorption mechanism of claim 1, wherein the inflatable clamp ring (6) is in a bowl-shaped structure after being inflated.
9. The inflatable expanding asteroid landing adsorption mechanism of any one of claims 5 to 8, wherein the number of the rollers (4) is four.
10. The method of operating an inflatable deployment asteroid landing absorption mechanism as claimed in any one of claims 1 to 9, comprising:
when the detector body (1) runs on the track, the inflating arm (3) is wound on the roller (4) in a curling way and is contained in the nacelle (2); when the detector main body (1) is close to the surface of the asteroid, the roller (4) rotates and releases the supporting airbag (5), after the supporting airbag (5) is released, the supporting airbag (5) is inflated by the inflation tank (7) to expand the supporting airbag (5), and the inflation clamp ring (6) is not inflated at the moment;
after the unfolded supporting air bag (5) touches the surface of the asteroid, the included angle between the supporting air bag (5) and the nacelle (2) can be changed through the rotation of the roller (4) so as to adapt to different terrains, the active control on the included angle of the supporting air bag (5) also has the function of buffering the speed in the vertical direction, and meanwhile, the unfolded air bag has flexibility and can also buffer against the land;
when the speed of the detector main body (1) relative to the surface of the asteroid is reduced to a certain range, the inflatable clamp ring (6) on the support airbag (5) is inflated, the surface of the asteroid has a structure with the shape of a gravel pile, the inflatable clamp ring (6) can be attached to the surface of the gravel before inflation, the inflatable clamp ring (6) is unfolded into a bowl-shaped structure after inflation, and the concave or convex part of the gravel can be embedded into or hooked into the bowl opening.
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