CN109665117B - Impact separation type penetration device - Google Patents
Impact separation type penetration device Download PDFInfo
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- CN109665117B CN109665117B CN201910017426.0A CN201910017426A CN109665117B CN 109665117 B CN109665117 B CN 109665117B CN 201910017426 A CN201910017426 A CN 201910017426A CN 109665117 B CN109665117 B CN 109665117B
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- 230000035515 penetration Effects 0.000 title claims abstract description 143
- 238000000926 separation method Methods 0.000 title claims abstract description 12
- 238000001514 detection method Methods 0.000 claims abstract description 10
- 230000000149 penetrating effect Effects 0.000 claims abstract description 7
- 238000005553 drilling Methods 0.000 claims abstract description 5
- 239000002360 explosive Substances 0.000 claims description 7
- 238000004880 explosion Methods 0.000 claims description 2
- 230000004308 accommodation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 8
- 230000009545 invasion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000510672 Cuminum Species 0.000 description 1
- 235000007129 Cuminum cyminum Nutrition 0.000 description 1
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64G—COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
- B64G1/00—Cosmonautic vehicles
- B64G1/10—Artificial satellites; Systems of such satellites; Interplanetary vehicles
- B64G1/105—Space science
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64G—COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
- B64G1/00—Cosmonautic vehicles
- B64G1/10—Artificial satellites; Systems of such satellites; Interplanetary vehicles
- B64G1/105—Space science
- B64G1/1064—Space science specifically adapted for interplanetary, solar or interstellar exploration
- B64G1/1071—Planetary landers intended for the exploration of the surface of planets, moons or comets
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- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Aviation & Aerospace Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Earth Drilling (AREA)
Abstract
The invention provides an impact separation type penetration device which comprises a conical shell (1), a penetration device section front support (2), a penetration device section device (3), a penetration device section rear support (4) and a penetration device rear cover (5); the conical shell (1) is connected with a rear cover (5) of the penetrator through a fastener (7), and a first accommodating space is defined after the conical shell and the rear cover are connected; the front support (2) of the penetration instrument section, the penetration instrument section device (3) and the rear support (4) of the penetration instrument section are positioned in a first accommodating space defined by the conical shell (1) and the rear cover (5) of the penetration instrument, wherein the front support (2) of the penetration instrument section is positioned at the front end of the penetration instrument section device (3), and the rear support (4) of the penetration instrument section is positioned at the rear end of the penetration instrument section device (3); the penetration instrument section device (3) is a device capable of drilling or penetrating an object. The invention can effectively realize the impact detection of the extraterrestrial celestial body.
Description
Technical Field
The invention relates to the field of aerospace detection, in particular to an impact separation type penetration device, and particularly relates to a deep-space low-speed impact separation type penetration device structure.
Background
The unknown lives of the astronomical exploration and the inexhaustible exploration of cumin of a future survivable celestial sphere promote the development and progress of space technology, the deep space exploration means is developed from the initial flying exploration to the multi-mode combined exploration of surrounding, landing and the like, and the target of astronomical exploration is also changed from the external structure of the astronomical object.
Deep space impact detection is an efficient means for detecting the inside of the earth surface of a deep space celestial body. After the sensor enters the ground surface of the target celestial body to a certain depth through the penetration device, the soil condition of the target celestial body is detected, and data obtained through detection can be transmitted to a relay satellite through signals on the penetration device and finally transmitted back to the earth. However, there are the following problems: when the penetration device is impacted at a low speed with limited propelling acceleration, the penetration depth is shortened, and the penetration depth can influence the normal work of a signal receiving and transmitting device after the penetration device enters the inside of a celestial body.
In addition, the impact overload of the extraterrestrial celestial body reaches 10 when the impact speed of the extraterrestrial celestial body is hundreds of meters per second4g magnitude, and the device also needs to have stronger shock resistance in order to ensure that the instrument is not damaged in the impact process. Therefore, the device material needs to be reasonably selected, the structure of the device needs to be reasonably designed, the structural strength of the penetration device during impact is guaranteed, the penetration depth requirement is met, and meanwhile, the normal work of the signal receiving and transmitting device can be achieved.
Disclosure of Invention
In view of the deficiencies in the prior art, it is an object of the present invention to provide an impact breakaway penetrator.
The impact separation type penetration device comprises a conical shell, a penetration device section front support, a penetration device section device, a penetration device section rear support and a penetration device rear cover, wherein the penetration device section front support is arranged on the conical shell; the conical shell is connected with the rear cover of the penetrator through a fastener, and the conical shell and the rear cover of the penetrator are connected to define a first accommodating space together; the front support of the penetration instrument section, the device of the penetration instrument section and the rear support of the penetration instrument section are positioned in a first accommodating space defined by the conical shell and the rear cover of the penetration instrument, wherein the front support of the penetration instrument section is positioned at the front end of the device of the penetration instrument section, and the rear support of the penetration instrument section is positioned at the rear end of the device of the penetration instrument section;
wherein, the penetration instrument section device refers to a device capable of drilling into or penetrating an object.
Preferably, the front support of the penetration instrument section is mainly formed by connecting four 1/4 circular ring-shaped components through double-headed explosive bolts to form a circular ring;
the middle part of the 1/4 circular ring-shaped part is connected with one end of the corresponding first supporting rod; an included angle is formed between the extending directions of the first supporting rods.
Preferably, the penetration instrument section device comprises a warhead front end and a hollow cylindrical rear end, the warhead front end and the hollow cylindrical rear end jointly define a second accommodating space, and a detection instrument is installed in the second accommodating space;
the hollow cylindrical rear end is circumferentially provided with one or more limiting keys, wherein the extending direction of the limiting keys is along the axial direction of the hollow cylindrical rear end.
Preferably, the support behind the penetration instrument section mainly consists of a fixed ring connected with one or more second support rods;
the second supporting rod and the rear cover of the penetration device are positioned on the same side of the fixed circular ring.
Preferably, one or more first limiting grooves are formed in the 1/4 circular ring part in the front support of the penetration instrument section, and the front support of the penetration instrument section is connected with a limiting key of the penetration instrument section device through the first limiting grooves.
Preferably, one or more second limiting grooves are formed in a fixing ring in the rear support of the penetration instrument section, and the rear support of the penetration instrument section is connected with a limiting key of the penetration instrument section device through the second limiting grooves.
Preferably, the front end of the conical shell is provided with a cross groove opening, and the front support of the penetration instrument section is clamped into the cross groove opening through the other end of the first support rod to be connected with the conical shell.
Preferably, the opening of the cross groove in the conical shell can be sunken inwards, the front support of the penetration instrument section is driven to expand outwards through the first support rod, the double-head explosive bolt at the joint of the front support of the penetration instrument section is driven to explode and break, the front support of the penetration instrument section breaks and is decomposed into a plurality of pieces, and the device of the penetration instrument section is separated from the conical shell and the rear cover of the penetration instrument in a falling mode.
Preferably, a signal transceiving device and a propelling device are arranged on the rear cover of the penetration device, and the rear cover of the penetration device is connected with a rear support of the penetration instrument section through a second support rod;
the rear cover of the penetration device is a circular plate, one or more storage tank mounting rings which are uniformly distributed along the circumferential direction are arranged on the circular plate, and each storage tank mounting ring is correspondingly provided with one storage tank.
Preferably, the conical shell is connected with the rear cover of the penetrator through a fixing mounting hole on the rear cover of the penetrator by a fastener.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention has reasonable structure, is suitable for the impact detection task of impacting the surface layer at low speed, and provides a technical path for the structural design and realization of the deep space penetration device; the method is effectively applied to the impact detection of various extraterrestrial celestial bodies such as small celestial bodies, moon, mars, fire guards and the like.
2. The invention can disassemble and assemble different shell structures according to different hardness of impact targets, realizes reasonable change of the size and the shape of the shell structure, and can meet different task requirements.
3. According to the invention, through the separated design of the housing and the penetration instrument section of the penetration instrument, the housing of the penetration instrument is designed to adopt a cross groove opening, the front support of the internal penetration instrument section consists of four parts and is connected with the front support by using explosive bolts, and the support rod is connected with the cross groove opening of the housing, so that penetration interference of the housing and the support to the penetration instrument section during impact is avoided, the penetration instrument automatically invades into a target body, and the penetration depth requirement can be realized under low-speed impact.
4. After the penetration device is impacted, the signal receiving and transmitting device stays on the surface of the celestial body along with the rear cover of the penetration device, and the normal work of the signal receiving and transmitting device is not influenced.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic view of the general structure of the present invention.
Fig. 2 is a schematic diagram of the general structure of the present invention.
Fig. 3 is a schematic diagram of the explosive structure of the present invention.
Fig. 4 is a schematic perspective view of a conical housing of the inventive penetrator.
Fig. 5 is a schematic structural diagram of a conical housing of the inventive penetrator.
Fig. 6 is a structural schematic diagram of the whole and the components of the front support of the penetration instrument section.
Fig. 7 is a schematic perspective view of the apparatus of the penetration instrument segment of the present invention.
Fig. 8 is a schematic structural diagram of a penetration instrument segment device of the present invention.
Fig. 9 is a schematic structural diagram of a penetration instrument segment device of the invention.
Fig. 10 is a structural schematic diagram of a bracket at the back of a penetration instrument section.
Fig. 11 is a schematic structural diagram of the whole and constituent parts of the rear cover of the penetrator of the present invention.
The figures show that:
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the invention, but are not intended to limit the invention in any way. It should be noted that it would be obvious to those skilled in the art that various changes and modifications can be made without departing from the spirit of the invention. All falling within the scope of the present invention.
The impact separation type penetrator provided by the invention comprises a conical shell 1, a front support 2 of a penetration instrument section, a device 3 of the penetration instrument section, a rear support 4 of the penetration instrument section and a rear cover 5 of the penetrator, as shown in figure 1; the conical shell 1 is connected with a rear cover 5 of the penetrator through a fastener 7, and a first accommodating space is defined after the conical shell and the rear cover are connected; the front support 2, the device 3 and the rear support 4 of the penetration instrument section are positioned in a first accommodating space defined by the conical shell 1 and the rear cover 5 of the penetration instrument, wherein the front support 2 of the penetration instrument section is positioned at the front end of the device 3 of the penetration instrument section, and the rear support 4 of the penetration instrument section is positioned at the rear end of the device 3 of the penetration instrument section; the penetration instrument segment device 3 refers to a device capable of drilling into or penetrating an object.
As shown in fig. 3, the front support 2 of the penetration instrument segment is mainly formed by connecting four 1/4 circular ring-shaped components 11 through double-headed explosive bolts 9 to form a circular ring; wherein, the middle part of the 1/4 circular ring-shaped component 11 is connected with one end of the first supporting rod 8; an included angle is formed between the extending directions of the first supporting rods 8; one or more first limiting grooves 10 are formed in an 1/4 circular ring-shaped part 11 in the front bracket 2 of the penetration instrument segment. Wherein, when the double-end explosion bolt 9 is impacted, can effectively explode and decompose, prevent to disturb the penetration.
As shown in fig. 4, the penetration instrument segment device 3 comprises a warhead front end 12 and a hollow cylindrical rear end 13, which together define a second accommodating space, and a detection instrument is installed in the second accommodating space; the hollow cylindrical rear end 13 is circumferentially provided with one or more limit keys 14, wherein the extending direction of the limit keys 14 is along the axial direction of the hollow cylindrical rear end 13, and the warhead front end 12 is in the shape of a bullet head. The penetration instrument section device 3 is mainly responsible for carrying an internal detection instrument to penetrate into a target body; preferably, the diameter of the warhead front end 12 is much smaller than that of the conical shell 1, the contact area with the ground surface is small during penetration, the contact stress is concentrated, and drilling depth is easier; the hollow cylindrical rear end 13 can withstand high overloads via a separate damping design.
As shown in fig. 5, the rear support 4 of the penetration instrument segment is mainly composed of a fixed ring 15 connected with one or more second support rods 16; wherein, the second support rod 16 and the rear cover 5 of the invader are positioned on the same side of the fixed ring 15; one or more second limiting grooves 17 are formed in a fixing ring 15 in the rear support 4 of the penetration instrument section.
Preferably, the front support 2 of the penetration instrument section is connected with a limit key 14 of the penetration instrument section device 3 through a first limit groove 10; the penetration instrument section rear support 4 is connected with a limit key 14 of the penetration instrument section device 3 through a second limit groove 17. The limiting key 14 of the penetration instrument section device 3 is matched with the first limiting groove 10 on the front support 2 of the penetration instrument section and the second limiting groove 17 on the support of the rear support 4 of the penetration instrument section to achieve the effects of circumferential limiting and strength strengthening.
As shown in fig. 2, the front end of the conical shell 1 is provided with a cross-shaped groove opening 6, and the front support 2 of the penetration instrument section is clamped into the cross-shaped groove opening 6 through the other end of the first support rod 8 to be welded with the conical shell 1; preferably, the conical shell 1 adopts a large-area conical shell, so that the contact area with the ground surface of a target body during impact is increased, the whole resistance of invasion is limited, the invasion of the shell into the target body is limited, and meanwhile, the conical design increases the impact stroke to play a certain buffering role, so that the impact stroke is stopped on the surface of the target; preferably, the size of the cross slot opening 6 is larger than the outer diameter envelope of the inner penetration instrument segment device 3, so that the cross slot opening is concave when impacted, and penetration interference on the penetration instrument segment device 3 is reduced.
As shown in fig. 6, the rear cover 5 of the penetrator is provided with a signal transceiver 18 and a propulsion unit 21; the rear cover 5 of the penetration device is a circular plate, one or more storage tank mounting rings 19 are uniformly distributed along the circumferential direction on the circular plate, and each storage tank mounting ring 19 is correspondingly provided with one storage tank 22.
Preferably, conical shell 1 is connected with rear cover 5 of the penetrator through fixing mounting holes 20 on rear cover 5 of the penetrator by twelve fixing bolts 7.
During collision, a cross groove opening 6 on the conical shell 1 is inwards sunken, meanwhile, a front support 2 of the penetration instrument section is driven to expand outwards through a first support rod 8, a double-end explosive bolt 9 at the joint of the front support 2 of the penetration instrument section is driven to explode and break, and the front support 2 of the penetration instrument section is broken and decomposed into a plurality of parts; the penetration instrument section device 3 is separated from the conical shell 1 and the penetration instrument rear cover 5 in a falling mode, only the penetration instrument section device 3 carries relevant detecting instruments along with impact inertia to penetrate into a target body, penetration difficulty is reduced, the conical shell 1 and the penetration instrument rear cover 5 carrying the signal transceiving device 18 stay on the surface of the target, and the signal transceiving device 18 works normally.
The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.
Claims (9)
1. An impact separation type penetration device is characterized by comprising a conical shell (1), a penetration instrument section front support (2), a penetration instrument section device (3), a penetration instrument section rear support (4) and a penetration device rear cover (5); the conical shell (1) is connected with a rear cover (5) of the penetrator through a fastener (7), and a first accommodating space is defined after the conical shell and the rear cover are connected; the front support (2) of the penetration instrument section, the penetration instrument section device (3) and the rear support (4) of the penetration instrument section are positioned in a first accommodating space defined by the conical shell (1) and the rear cover (5) of the penetration instrument, wherein the front support (2) of the penetration instrument section is positioned at the front end of the penetration instrument section device (3), and the rear support (4) of the penetration instrument section is positioned at the rear end of the penetration instrument section device (3);
wherein the penetration instrument section device (3) is a device capable of drilling into or penetrating an object;
the front support (2) of the penetration instrument section is mainly formed by connecting four 1/4 circular ring-shaped components (11) through double-headed explosive bolts (9) to form a circular ring;
wherein the middle part of the 1/4 circular ring-shaped part (11) is connected with one end of the corresponding first supporting rod (8); an included angle is formed between the extending directions of the first supporting rods (8).
2. The impact-separation-type penetrator according to claim 1, characterized in that the penetration instrument section device (3) comprises a warhead front end (12), a hollow cylindrical rear end (13), the warhead front end (12) and the hollow cylindrical rear end (13) together defining a second accommodation space in which a detection instrument is installed;
the hollow cylindrical rear end (13) is circumferentially provided with one or more limiting keys (14), wherein the extending direction of the limiting keys (14) is along the axial direction of the hollow cylindrical rear end (13).
3. Impact-separation-type penetrator according to claim 1, characterized in that the penetrator instrument segment rear bracket (4) consists essentially of a fixed ring (15) to which one or more second support rods (16) are attached;
the second support rod (16) and the rear cover (5) of the invader are positioned on the same side of the fixed circular ring (15).
4. The impact separation type penetrator according to claim 1, characterized in that one or more first limiting grooves (10) are formed in the 1/4 circular ring-shaped part (11) in the front support (2) of the penetration instrument section, and the front support (2) of the penetration instrument section is connected with the limiting key (14) of the penetration instrument section device (3) through the first limiting grooves (10).
5. The impact separation type penetrator according to claim 3, characterized in that one or more second limiting grooves (17) are formed in the fixing ring (15) in the back support (4) of the penetrating instrument section, and the back support (4) of the penetrating instrument section is connected with the limiting key (14) of the device (3) of the penetrating instrument section through the second limiting grooves (17).
6. The impact separation type encroacher of claim 1, characterized in that the front end of the conical shell (1) is provided with a cross-shaped groove opening (6), and the encroacher instrument section front bracket (2) is clamped into the cross-shaped groove opening (6) through the other end of the first support rod (8) to be connected with the conical shell (1).
7. The impact separation type penetration device according to claim 6, wherein a cross groove opening (6) in the conical shell (1) can be sunken inwards, meanwhile, a penetration device section front support (2) is driven to expand outwards through a first support rod (8), a double-end explosion bolt (9) at the joint of the penetration device section front support (2) is driven to explode and break, the penetration device section front support (2) breaks and is decomposed into a plurality of pieces, and a penetration device section device (3) is separated from the conical shell (1) and a penetration device rear cover (5) in a falling mode.
8. The impact-separation-type encroacher of claim 3, characterized in that the rear cover (5) of the encroacher is provided with a signal transceiving device (18) and a propulsion device (21); the rear cover (5) of the penetration device is connected with a rear bracket (4) of the penetration instrument section through a second support rod (16);
the rear cover (5) of the penetration device is a circular plate, one or more storage tank mounting rings (19) are uniformly distributed on the circular plate along the circumferential direction, and each storage tank mounting ring (19) is correspondingly provided with one storage tank (22).
9. Impact-separation-type penetrator according to claim 1, characterized in that conical casing (1) is connected to penetrator back cover (5) by fasteners (7) extending through fixed mounting holes (20) in penetrator back cover (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910017426.0A CN109665117B (en) | 2019-01-08 | 2019-01-08 | Impact separation type penetration device |
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| CN201910017426.0A CN109665117B (en) | 2019-01-08 | 2019-01-08 | Impact separation type penetration device |
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| CN109665117B true CN109665117B (en) | 2020-07-28 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111422376B (en) * | 2020-03-06 | 2020-11-24 | 上海卫星工程研究所 | Modular separated survival impactor based on graded protection |
| CN111409872B (en) * | 2020-03-06 | 2020-11-24 | 上海卫星工程研究所 | Integrated separable connecting and mounting bracket suitable for deep space impactor |
| CN111924134B (en) * | 2020-08-10 | 2022-03-25 | 四川航天系统工程研究所 | Buffering heat insulation structure for penetrating type detection of extraterrestrial celestial body |
| CN113721303B (en) * | 2021-08-26 | 2024-04-12 | 四川航天系统工程研究所 | Two-stage separation moon penetrator with buffer device |
| CN114084376B (en) * | 2021-11-18 | 2023-12-22 | 四川航天系统工程研究所 | Kinetic energy penetration type detection device based on star meter emission |
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| EP1655223A2 (en) * | 1999-03-22 | 2006-05-10 | McDONNELL DOUGLAS CORPORATION | Satellite dispenser |
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2019
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|---|---|---|---|---|
| US5350137A (en) * | 1993-05-19 | 1994-09-27 | General Dynamics Corporation Space Systems Division | Multiple application paraboloid spacecraft structure |
| EP1655223A2 (en) * | 1999-03-22 | 2006-05-10 | McDONNELL DOUGLAS CORPORATION | Satellite dispenser |
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