CN117760276A - Separation experiment system and method for non-initiating explosive device connection unlocking device - Google Patents
Separation experiment system and method for non-initiating explosive device connection unlocking device Download PDFInfo
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- CN117760276A CN117760276A CN202311812919.6A CN202311812919A CN117760276A CN 117760276 A CN117760276 A CN 117760276A CN 202311812919 A CN202311812919 A CN 202311812919A CN 117760276 A CN117760276 A CN 117760276A
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- 238000000926 separation method Methods 0.000 title claims abstract description 125
- 230000000977 initiatory effect Effects 0.000 title claims abstract description 91
- 239000002360 explosive Substances 0.000 title claims abstract description 90
- 238000002474 experimental method Methods 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000012360 testing method Methods 0.000 claims abstract description 55
- 238000004088 simulation Methods 0.000 claims abstract description 32
- 238000001514 detection method Methods 0.000 claims abstract description 27
- 238000005259 measurement Methods 0.000 abstract description 5
- 238000001612 separation test Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000012795 verification Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000011160 research Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
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- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
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Abstract
The embodiment of the invention provides a separation experiment system and a separation experiment method for a non-initiating explosive device connection unlocking device, wherein the system comprises a connecting pipeline, an air supply structure, a connection unlocking device simulation experiment tool, a non-initiating explosive device connection unlocking device, a detection structure and a separation screw; after the non-initiating explosive device connection unlocking device is successfully unlocked, the separation screw rod pops up from the connection unlocking device simulation test tool. The invention has reasonable structural arrangement, is provided with a connecting pipeline, an air supply structure, a connecting unlocking device simulation test tool, a non-initiating explosive device connecting unlocking device, a detection structure and a separation screw, realizes a separation test by matching the non-initiating explosive device connecting unlocking device with the separation screw when in use, can be expanded according to the needs, has strong variability and expansibility, is accurate and reliable in separation time measurement, and has high repeatability; the separation experiment method disclosed by the invention has simple steps, is convenient to operate, and is beneficial to improving the precision and reliability of the experiment.
Description
Technical Field
The invention relates to the technical field of rocket connection unlocking experiments, in particular to a separation experiment system and method of a non-initiating explosive device connection unlocking device.
Background
The traditional connection unlocking mechanism of the carrier rocket is a fire tool device, and the fire tool device has the advantages of high connection strength, quick separation response and the like, and can meet the use requirements of common situations, but has the defects of undetectable, unrepeatable use, high impact load, single supplier and the like. For this reason, a connection unlocking mechanism based on a non-initiating explosive device is an optimal choice.
The non-initiating explosive device connecting and unlocking device is applied to an interstage separation and fairing separation system on an arrow, more stringent requirements are put forward on the separation time, the separation synchronism and the working reliability of the non-initiating explosive device connecting and unlocking device, and before the product is formally used in a flying mode, the non-initiating explosive device connecting and unlocking device is required to be subjected to comprehensive system test verification on the ground. However, domestic research on the non-initiating explosive device separating device is still in a starting stage, and fundamental differences exist between the initiating explosive device separating device and the non-initiating explosive device separating device in separating energy sources and separating action methods, so that the initiating method and the testing method used in the initiating explosive device test cannot be suitable for ground test verification of the non-initiating explosive device separating device, and the applicability and the practicability are limited.
Disclosure of Invention
Therefore, an objective of the embodiments of the present invention is to provide a separation experiment system and a separation experiment method for a non-initiating explosive device connection unlocking device.
In a first aspect, an embodiment of the present invention provides a separation experiment system for a non-initiating explosive device connection unlocking device, including a connection pipeline, an air supply structure, a plurality of connection unlocking device simulation test tools, a plurality of non-initiating explosive device connection unlocking devices, a detection structure and a plurality of separation screws;
the air supply structure is connected with the connecting pipeline;
the connection unlocking device simulation test tool is arranged on the connecting pipeline;
the separation screw rod can be elastically connected to the connection unlocking device simulation test tool;
the inlet of the non-initiating explosive device connecting and unlocking device is communicated with the connecting pipeline, and the non-initiating explosive device connecting and unlocking device is fixedly installed with a connecting and unlocking device simulation test tool through the loading moment of the separating screw;
the detection structure is arranged on the connection unlocking device simulation test tool and the non-initiating explosive device connection unlocking device;
and after the non-initiating explosive device connection unlocking device is successfully unlocked, the separation screw rod pops up from the connection unlocking device simulation test tool.
Further preferred are: the connection unlocking device simulation test tool comprises two mounting support plates and a transverse support plate;
the top surfaces of the two mounting support plates are fixed at two ends of the bottom surface of the transverse support plate;
the bottom of the outer wall of the mounting support plate is integrally formed with a support lug, and the support lug is provided with an anchor bolt mounting hole;
the middle part of the transverse supporting plate is provided with a threaded hole for installing the separation screw;
the connecting pipeline is positioned between the two mounting support plates, and the separation screw rod is fixed in the threaded hole in a threaded manner.
Further preferred are: the detection structure comprises a photoelectric sensor and an inlet pressure sensor;
the inlet pressure sensor is arranged at the inlet of the non-initiating explosive device connection unlocking device.
Further preferred are: an n-shaped separation screw protection tool is arranged at the top of the transverse supporting plate;
the bottom end of the n-shaped separation screw protection tool is fixed on the top surface of the transverse supporting plate, and the separation screw is positioned in a concave area of the n-shaped separation screw protection tool.
Further preferred are: the upper parts of symmetrical vertical plates of the n-shaped separation screw protection tool are provided with detection through holes;
the detection structure comprises a photoelectric sensor and an inlet pressure sensor; the photoelectric sensors are fixed on the outer sides of symmetrical vertical plates of the n-shaped separation screw protection tool, and the two photoelectric sensors are opposite through the detection through holes.
Further preferred are: bolt holes are formed in the transverse supporting plate and the n-shaped separation screw protection tool;
the n-shaped separation screw protection tool is fixed with the transverse supporting plate through bolts.
Further preferred are: the air supply structure comprises a high-pressure air bottle, an air charging hand valve, an air bottle pressure sensor, an electromagnetic valve and an air duct;
the air duct is connected between the high-pressure air bottle and the connecting pipeline;
the gas cylinder pressure sensor and the electromagnetic valve are fixed on the gas guide pipe;
the inflatable hand valve is connected to the joint of the high-pressure gas cylinder and the gas guide pipe.
Further preferred are: the height of the concave area of the n-shaped separation screw protection tool is larger than the length of the separation screw.
Further preferred are: the non-initiating explosive device connecting and unlocking device is an air cylinder.
In a second aspect, an embodiment of the present invention provides a separation experiment method for a non-initiating explosive device connection unlocking device, including the following steps:
step A, closing an electromagnetic valve, and opening an inflation hand valve to inflate the high-pressure gas cylinder;
step B, after the high-pressure gas cylinder is inflated to rated pressure, closing an inflation hand valve and waiting for the pressure of the gas source to be stable;
step C, designing an electromagnetic valve opening and closing time sequence, accessing a starting signal, and collecting signals of an inlet pressure sensor and a photoelectric sensor;
step D, starting an electromagnetic valve working automatic time sequence;
e, stopping collecting after each pressure is stable after the time sequence is finished;
step F, deflating the connecting pipeline;
g, restoring to install the non-initiating explosive device connection unlocking device;
step H, collecting data through a photoelectric sensor, and rapidly analyzing the separation time and the synchronism of the connection unlocking device of each non-initiating explosive device;
and step I, completing the test.
The technical scheme has the following beneficial effects:
1. the device is reasonable in structural arrangement, is provided with a connecting pipeline, an air supply structure, a connecting unlocking device simulation test tool, a non-initiating explosive device connecting unlocking device, a detection structure and a separation screw, and realizes a separation test by matching the non-initiating explosive device connecting unlocking device with the separation screw when in use, so that the device is easy to arrange, can be expanded according to needs, has strong variability and expansibility, and has accurate and reliable separation time measurement and high repeatability;
2. the connecting pipeline can adjust the connecting state according to the requirement, so that the connecting pipeline can be used for the whole system ground verification test of the N-shaped non-initiating explosive device connecting and unlocking device, and can also be used for the single machine and reliability verification test of the single non-initiating explosive device connecting and unlocking device; the application range is wide;
3. in the embodiment of the invention, the connection unlocking device simulation test tool comprises two mounting support plates and a transverse support plate; the support lugs are provided with anchor bolt mounting holes; the middle part of the transverse supporting plate is provided with a threaded hole for installing a separation screw; the device is convenient to install, position and fix, so that the effectiveness and reliability of a test can be ensured, and the threaded holes for installing the separation screw rods are formed in the transverse supporting plate, so that the installation of the separation screw rods can be realized rapidly and effectively, and the efficiency of the test can be improved;
4. in the embodiment of the invention, the detection structure comprises a photoelectric sensor and an inlet pressure sensor; the inlet pressure sensor is arranged at the inlet of the non-initiating explosive device connecting and unlocking device, so that the pressure condition of the non-initiating explosive device connecting and unlocking device can be effectively detected in real time, the measurement accuracy and reliability are improved, and meanwhile, the whole structure is convenient to maintain;
5. in the embodiment of the invention, an n-shaped separation screw protection tool is arranged at the top of a transverse supporting plate; the upper parts of symmetrical vertical plates of the n-shaped separation screw protection tool are provided with detection through holes; the photoelectric sensors are fixed on the outer sides of the symmetrical vertical plates of the n-shaped separation screw protection tool, and the two photoelectric sensors are opposite through the detection through holes, so that the photoelectric sensors can effectively and accurately measure the separation time of the non-initiating explosive device when the non-initiating explosive device is successfully separated, and the precision and the reliability of a test are improved;
6. the air supply structure of the embodiment of the invention comprises a high-pressure air bottle, an air charging hand valve, an air bottle pressure sensor, an electromagnetic valve and an air guide pipe; the air charging and air supplying operation can be effectively realized, the accuracy, the stability and the reliability of the test are improved, the repeatability is improved, and the difficulty and the cost of the ground verification test of the product on the arrow are effectively reduced;
7. the separation experiment method disclosed by the embodiment of the invention has the advantages of simple steps, convenience in operation, convenience in improvement of the accuracy and reliability of the experiment and strong applicability.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic overall structure of an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1 at B;
FIG. 3 is a schematic diagram of the overall structure of a simulation test tool for connecting an unlocking device and an n-shaped separation screw protection tool in an embodiment of the invention;
FIG. 4 is an enlarged schematic view of the structure of FIG. 1A;
FIG. 5 is a schematic diagram of a specific structure of an air supply structure according to an embodiment of the present invention;
FIG. 6 is a schematic diagram showing a specific structure of an unlocking device for connecting an inlet pressure sensor with a non-initiating explosive device in an embodiment of the present invention;
FIG. 7 is a schematic diagram of a specific structure of an n-shaped separation screw protection tool and a photoelectric sensor in an embodiment of the invention;
FIG. 8 is a schematic flow chart of a test method according to an embodiment of the invention.
Reference numerals:
1. a connecting pipeline;
2. a gas supply structure; 21. a high pressure gas cylinder; 22. a pneumatic hand valve; 23. a cylinder pressure sensor; 24. an electromagnetic valve; 25. an air duct;
3. connecting an unlocking device simulation test tool; 31. mounting a support plate; 32. a transverse support plate; 33. a support lug; 34. anchor bolt mounting holes; 35. a threaded hole;
4. the non-initiating explosive device is connected with the unlocking device;
5. a separation screw;
6. n-shaped separation screw protection tool;
7. detecting the through hole;
8. a detection structure; 81. a photoelectric sensor; 82. an inlet pressure sensor;
9. bolt holes.
Detailed Description
Features and exemplary embodiments of various aspects of the invention are described in detail below. In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the invention by showing examples of the invention. In the drawings and the following description, at least some well-known structures and techniques have not been shown in detail in order not to unnecessarily obscure the present invention; also, the dimensions of some of the structures may be exaggerated for clarity. Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
As shown in fig. 1 to 7, a separation experiment system of a non-initiating explosive device connection unlocking device comprises a connecting pipeline 1, an air supply structure 2, a plurality of connection unlocking device simulation experiment tools 3, a plurality of non-initiating explosive device connection unlocking devices 4, a detection structure 8 and a plurality of separation screws 5. In this embodiment, the connection pipeline 1 may be arranged as required, the detection structure 8 is connected with the control center and is used for detecting corresponding data, the separation screw 5 is a conventional structure in the prior art and is used for separating from the main body after separation, and the connection unlocking device simulation test tool 3 is only simply applied and is mainly used for simulating the connection and unlocking states of actual use, and the non-initiating explosive device connection unlocking device 4 is a main component for realizing connection unlocking of the separation system. The non-initiating explosive device connection unlocking device 4 can be an air cylinder, and the non-initiating explosive device connection unlocking device 4 is a cold separation structure device and is an alternative product (for example, an explosion bolt and a pin puller) of an initiating explosive device, and details are omitted in the application.
As shown in fig. 1 and 2, in the installation and use, the air supply structure 2 is connected with the connecting pipeline 1; the connection unlocking device simulation test tool 3 is arranged on the connection pipeline 1; the separation screw 5 can be connected to the connection unlocking device simulation test tool 3 in a bouncing way; the inlet of the non-initiating explosive device connecting and unlocking device 4 is communicated with the connecting pipeline 1, and the non-initiating explosive device connecting and unlocking device 4 is fixedly installed with the connecting and unlocking device simulation test tool 3 through the loading moment of the separating screw 5; the detection structure 8 is arranged on the connection unlocking device simulation test tool 3 and the non-initiating explosive device connection unlocking device 4; in the use process, after the non-initiating explosive device connection unlocking device 4 is successfully unlocked, the separation screw 5 pops up from the connection unlocking device simulation test tool 3.
As shown in fig. 1, 2 and 3, in the practical application process, the connection unlocking device simulation test tool 3 comprises two mounting support plates 31 and a transverse support plate 32; the top surfaces of the two mounting support plates 31 are fixed at two ends of the bottom surface of the transverse support plate 32; the bottom of the outer wall of the mounting support plate 31 is integrally formed with a support lug 33, and the support lug 33 is provided with an anchor bolt mounting hole 34; the anchor bolt mounting holes 34 are mainly formed by fixing the connecting and unlocking device simulation test tool 3 on the ground through bolts, so that stability of a test is guaranteed, and threaded holes 35 for mounting the separation screw 5 are formed in the middle of the transverse supporting plate 32; the threaded hole 35 is mainly used for fixing the separation screw 5, guaranteeing the connection stability of the separation screw 5 and testing effectiveness. And when being installed, the connecting pipeline 1 is positioned between the two mounting support plates 31, and the separation screw 5 is fixed in the threaded hole 35 in a threaded manner.
As shown in fig. 1, 2 and 5, in practical application, the detecting structure 8 includes a photoelectric sensor 81 and an inlet pressure sensor 82; an inlet pressure sensor 82 is provided at the inlet of the non-initiating explosive device connection unlocking means 4. The inlet pressure sensor 82 is used for measuring the inlet pressure change and corresponding dynamic characteristics of the non-initiating explosive device connection unlocking device 4, and the inlet pressure sensor is arranged at the two sides of the non-initiating explosive device connection unlocking device 4 and is connected with a pipeline through a tee joint.
As shown in fig. 1, 2, 3 and 4, in the practical application process, the top of the transverse supporting plate 32 is provided with an n-shaped separating screw protection tool 6; the device is used for blocking the separation screw 5 from moving and popping up after successful separation, the bottom end of the n-shaped separation screw protection tool 6 is fixed on the top surface of the transverse supporting plate 32, and the separation screw 5 is positioned in a concave area of the n-shaped separation screw protection tool 6. Meanwhile, in the practical application process, the upper parts of symmetrical vertical plates of the n-shaped separation screw protection tool 6 are provided with detection through holes 7; wherein, photoelectric sensor 81 is fixed in the symmetry riser outside of n type separation screw protection frock 6, and two photoelectric sensors 81 are through detecting through-hole 7 correlation. In this embodiment, the photoelectric sensor 81 is used to measure the separation time when the non-initiating explosive device is connected to the unlocking device 4 and successfully separated; the device is fixedly arranged with a separating screw 5 and an n-shaped separating screw protection tool 6 through bolt holes and a photoelectric sensor fixing tool. In this embodiment, the height of the concave area of the n-shaped separation screw protection tool 6 is greater than the length of the separation screw 5.
As shown in fig. 1 and 7, during the test, the photoelectric sensor 81 is used for measuring the separation time when the non-initiating explosive device is connected with the unlocking device 4 and successfully separates, the specific method is that the photoelectric correlation sensor displays a signal of 1 after being electrified, when the non-initiating explosive device is connected with the unlocking device 4 and successfully unlocks, the separation screw 5 pops up along with the unlocking device, and when the separation screw 5 moves to the photosensitive correlation plane of the photoelectric sensor 81 for the first time, the photoelectric sensor 81 displays the signal of 0 after the separation screw 5 is changed from 1 to 0. The separation time and the synchronism of the non-initiating explosive device connection unlocking device 4 can be judged by collecting and analyzing the moment when the display signal of each photoelectric sensor 81 is changed from 1 to 0.
As shown in fig. 1, 2, 3 and 4, in the practical application process, bolt holes 9 are formed in the transverse support plate 32 and the n-shaped separation screw protection tool 6; the n-shaped separation screw protection tool 6 and the transverse support plate 32 are fixed through bolts. The connection and the positioning of the two structures can be realized rapidly, and the stability and the reliability of the subsequent use are ensured.
As shown in fig. 1 and 5, in the present embodiment, the gas supply structure 2 includes a high-pressure gas cylinder 21, a gas-filled hand valve 22, a gas cylinder pressure sensor 23, a solenoid valve 24, and a gas-guide tube 25; the gas charging hand valve 22 is used for charging the high-pressure gas cylinder 21 and cutting off gas circuit connection, the high-pressure gas cylinder 21 is used for bearing separation media and separation energy sources, the gas cylinder pressure sensor 23 is used for measuring actual pressure in the high-pressure gas cylinder 21, the electromagnetic valve 24 is used for charging the separation system annular cavity by opening and closing according to time sequence instructions, the electromagnetic valve 24 is used for supplying gas to the separation test system annular cavity through the connecting pipeline 1, and the specific gas supply position is the middle position of the connecting pipeline of the connecting unlocking device 4 for selecting two non-initiating explosive devices.
As shown in fig. 1 and 5, when installed, the gas-guide tube 25 is connected between the high-pressure gas cylinder 21 and the connection pipe 1; the gas cylinder pressure sensor 23 and the electromagnetic valve 24 are fixed on the gas guide pipe 25; the inflating hand valve 22 is connected at the joint of the high-pressure gas cylinder 21 and the gas guide tube 25.
The technical scheme of the embodiment of the invention has the following beneficial effects:
1. the device is reasonable in structural arrangement, is provided with a connecting pipeline, an air supply structure, a connecting unlocking device simulation test tool, a non-initiating explosive device connecting unlocking device, a detection structure and a separation screw, and realizes a separation test by matching the non-initiating explosive device connecting unlocking device with the separation screw when in use, so that the device is easy to arrange, can be expanded according to needs, has strong variability and expansibility, and has accurate and reliable separation time measurement and high repeatability;
2. the connecting pipeline can adjust the connecting state according to the requirement, can be used for the whole system ground verification test of the N-shaped non-initiating explosive device connecting and unlocking device, can be used for the single machine and the reliability verification test of the single non-initiating explosive device connecting and unlocking device, and has wide application range;
3. in the embodiment of the invention, the connection unlocking device simulation test tool comprises two mounting support plates and a transverse support plate; the support lugs are provided with anchor bolt mounting holes; the middle part of the transverse supporting plate is provided with a threaded hole for installing a separation screw; the device is convenient to install, position and fix, so that the effectiveness and reliability of a test can be ensured, and the threaded holes for installing the separation screw rods are formed in the transverse supporting plate, so that the installation of the separation screw rods can be realized rapidly and effectively, and the efficiency of the test can be improved;
4. in the embodiment of the invention, the detection structure comprises a photoelectric sensor and an inlet pressure sensor; the inlet pressure sensor is arranged at the inlet of the non-initiating explosive device connecting and unlocking device, so that the pressure condition of the non-initiating explosive device connecting and unlocking device can be effectively detected in real time, the measurement accuracy and reliability are improved, and meanwhile, the whole structure is convenient to maintain;
5. in the embodiment of the invention, an n-shaped separation screw protection tool is arranged at the top of a transverse supporting plate; the upper parts of symmetrical vertical plates of the n-shaped separation screw protection tool are provided with detection through holes; the photoelectric sensors are fixed on the outer sides of the symmetrical vertical plates of the n-shaped separation screw protection tool, and the two photoelectric sensors are opposite through the detection through holes, so that the photoelectric sensors can effectively and accurately measure the separation time of the non-initiating explosive device when the non-initiating explosive device is successfully separated, and the precision and the reliability of a test are improved;
6. in the embodiment of the invention, the air supply structure comprises a high-pressure air bottle, an air charging hand valve, an air bottle pressure sensor, an electromagnetic valve and an air guide pipe; the air inflation and air supply operation can be effectively realized, the accuracy, the stability and the reliability of the test are improved, the repeatability is improved, and the difficulty and the cost of the ground verification test of the product on the arrow are effectively reduced.
As shown in fig. 8, a separation experiment method of a non-initiating explosive device connection unlocking device comprises the following steps:
step A, closing an electromagnetic valve 24, and opening an inflation hand valve 22 to inflate the high-pressure gas cylinder 21;
step B, after the high-pressure gas cylinder 21 is inflated to rated pressure, closing an inflation hand valve 22 and waiting for the pressure of the gas source to be stable;
step C, designing the opening and closing time sequence of the electromagnetic valve 24, accessing ST signals (the ST signals are starting signals and are used for designating the moment of 0 s), and collecting signals of the inlet pressure sensor 82 and the photoelectric sensor 81;
step D, starting an automatic working time sequence of the electromagnetic valve 24;
e, stopping collecting after each pressure is stable after the time sequence is finished;
step F, deflating the connecting pipeline 1;
g, restoring to install the non-initiating explosive device connection unlocking device 4;
step H, collecting data through a photoelectric sensor 81, and rapidly analyzing the separation time and the synchronism of the connection of each non-initiating explosive device with the unlocking device 4; as shown in fig. 1 and 7, during the test, the photoelectric sensor 81 is used for measuring the separation time when the non-initiating explosive device is connected with the unlocking device 4 and successfully separates, the specific method is that the photoelectric correlation sensor displays a signal of 1 after being electrified, when the non-initiating explosive device is connected with the unlocking device 4 and successfully unlocks, the separation screw 5 pops up along with the unlocking device, and when the separation screw 5 moves to the photosensitive correlation plane of the photoelectric sensor 81 for the first time, the photoelectric sensor 81 displays the signal of changing from 1 to 0. The separation time and the synchronism of the non-initiating explosive device connection unlocking device 4 can be judged by collecting and analyzing the moment when the display signal of each photoelectric sensor 81 is changed from 1 to 0.
And step I, completing the test.
The separation experiment method disclosed by the invention has the advantages of simple steps, convenience in operation, convenience in improvement of the accuracy and reliability of the experiment and strong applicability.
In the description of the present invention, it should be noted that the orientation or positional relationship indicated by "upper, lower, inner and outer", etc. in terms are based on the orientation or positional relationship shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first, second, or third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The terms "mounted, connected, and coupled" should be construed broadly in this disclosure unless otherwise specifically indicated and defined, such as: can be fixed connection, detachable connection or integral connection; it may also be a mechanical connection, an electrical connection, or a direct connection, or may be indirectly connected through an intermediate medium, or may be a communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
While the invention has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the technical features mentioned in the respective embodiments may be combined in any manner as long as there is no structural conflict. The present invention is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.
Claims (10)
1. The utility model provides a separation experiment system of unlocking device is connected to non-initiating explosive device which characterized in that: the device comprises a connecting pipeline (1), an air supply structure (2), a plurality of connecting unlocking device simulation test tools (3), a plurality of non-initiating explosive device connecting unlocking devices (4), a detection structure (8) and a plurality of separating screws (5);
the air supply structure (2) is connected with the connecting pipeline (1);
the connection unlocking device simulation test tool (3) is arranged on the connecting pipeline (1);
the separation screw (5) can be connected to the connection unlocking device simulation test tool (3) in a bouncing way;
the inlet of the non-initiating explosive device connecting and unlocking device (4) is communicated with the connecting pipeline (1), and the non-initiating explosive device connecting and unlocking device (4) is fixedly installed with the connecting and unlocking device simulation test tool (3) through the loading moment of the separating screw (5);
the detection structure (8) is arranged on the connection unlocking device simulation test tool (3) and the non-initiating explosive device connection unlocking device (4);
after the non-initiating explosive device connection unlocking device (4) is successfully unlocked, the separation screw (5) pops up from the connection unlocking device simulation test tool (3).
2. The separation experiment system of a non-initiating explosive device connection unlocking device according to claim 1, wherein: the connection unlocking device simulation test tool (3) comprises two mounting support plates (31) and a transverse support plate (32);
the top surfaces of the two mounting support plates (31) are fixed at two ends of the bottom surface of the transverse support plate (32);
a support lug (33) is integrally formed at the bottom of the outer wall of the mounting support plate (31), and an anchor bolt mounting hole (34) is formed in the support lug (33);
a threaded hole (35) for installing the separation screw (5) is formed in the middle of the transverse supporting plate (32);
the connecting pipeline (1) is positioned between the two mounting support plates (31), and the separation screw (5) is fixed in the threaded hole (35) in a threaded manner.
3. The separation experiment system of a non-initiating explosive device connection unlocking device according to claim 1, wherein: the detection structure (8) comprises a photoelectric sensor (81) and an inlet pressure sensor (82);
the inlet pressure sensor (82) is arranged at the inlet of the non-initiating explosive device connection unlocking device (4).
4. The separation experiment system of a non-initiating explosive device connection unlocking device according to claim 2, wherein: an n-shaped separation screw protection tool (6) is arranged at the top of the transverse supporting plate (32);
the bottom end of the n-shaped separation screw protection tool (6) is fixed on the top surface of the transverse supporting plate (32), and the separation screw (5) is positioned in a concave area of the n-shaped separation screw protection tool (6).
5. The separation experiment system of the non-initiating explosive device connection unlocking device according to claim 4, wherein: the upper parts of the symmetrical vertical plates of the n-shaped separation screw protection tool (6) are provided with detection through holes (7);
the detection structure (8) comprises a photoelectric sensor (81) and an inlet pressure sensor (82); the photoelectric sensors (81) are fixed on the outer sides of symmetrical vertical plates of the n-shaped separation screw protection tool (6), and the two photoelectric sensors (81) are opposite to each other through the detection through holes (7).
6. The separation experiment system of the non-initiating explosive device connection unlocking device according to claim 4, wherein: bolt holes (9) are formed in the transverse supporting plate (32) and the n-shaped separation screw protection tool (6);
the n-shaped separation screw protection tool (6) and the transverse supporting plate (32) are fixed through bolts.
7. The separation experiment system of a non-initiating explosive device connection unlocking device according to any one of claims 1 to 6, wherein: the air supply structure (2) comprises a high-pressure air bottle (21), an air charging hand valve (22), an air bottle pressure sensor (23), an electromagnetic valve (24) and an air duct (25);
the air duct (25) is connected between the high-pressure air bottle (21) and the connecting pipeline (1);
the gas cylinder pressure sensor (23) and the electromagnetic valve (24) are fixed on the gas guide pipe (25);
the inflating hand valve (22) is connected to the joint of the high-pressure gas cylinder (21) and the gas guide pipe (25).
8. The separation experiment system of the non-initiating explosive device connection unlocking device according to claim 4 or 5, wherein: the height of the concave area of the n-shaped separation screw protection tool (6) is larger than the length of the separation screw (5).
9. The separation experiment system of a non-initiating explosive device connection unlocking device according to claim 1, wherein: the non-initiating explosive device connecting and unlocking device (4) is an air cylinder.
10. The separation experiment method of the non-initiating explosive device connection unlocking device is characterized by comprising the following steps of:
step A, closing an electromagnetic valve (24), and opening an inflation hand valve (22) to inflate the inside of the high-pressure gas cylinder (21);
step B, after the high-pressure gas cylinder (21) is inflated to rated pressure, closing an inflation hand valve (22) and waiting for the pressure of the gas source to be stable;
step C, designing an opening and closing time sequence of the electromagnetic valve (24), accessing a starting signal, and collecting signals of an inlet pressure sensor (82) and a photoelectric sensor (81);
step D, starting an electromagnetic valve (24) to work at an automatic time sequence;
e, stopping collecting after each pressure is stable after the time sequence is finished;
step F, deflating the connecting pipeline (1);
g, restoring to install the non-initiating explosive device connection unlocking device;
step H, collecting data through a photoelectric sensor (81) and rapidly analyzing the separation time and the synchronism of the connection unlocking device of each non-initiating explosive device;
and step I, completing the test.
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| US4187759A (en) * | 1977-09-16 | 1980-02-12 | The United States Of America As Represented By The Secretary Of The Navy | Separation nut system |
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| KR20130037765A (en) * | 2011-10-07 | 2013-04-17 | 국방과학연구소 | Separation time confirmation apparatus and method of projectile separation system |
| CN109737831A (en) * | 2019-02-19 | 2019-05-10 | 北京星际荣耀空间科技有限公司 | A kind of non-firer's separator based on blasting bolt |
| CN113945402A (en) * | 2021-08-30 | 2022-01-18 | 北京宇航系统工程研究所 | Ground test system for gas drive separation device |
| CN117146662A (en) * | 2023-09-28 | 2023-12-01 | 北京天兵科技有限公司 | Interstage separation system and interstage separation method for carrier rocket |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4187759A (en) * | 1977-09-16 | 1980-02-12 | The United States Of America As Represented By The Secretary Of The Navy | Separation nut system |
| JP2013047489A (en) * | 2011-08-29 | 2013-03-07 | Minebea Motor Manufacturing Corp | Blower |
| KR20130037765A (en) * | 2011-10-07 | 2013-04-17 | 국방과학연구소 | Separation time confirmation apparatus and method of projectile separation system |
| CN109737831A (en) * | 2019-02-19 | 2019-05-10 | 北京星际荣耀空间科技有限公司 | A kind of non-firer's separator based on blasting bolt |
| CN113945402A (en) * | 2021-08-30 | 2022-01-18 | 北京宇航系统工程研究所 | Ground test system for gas drive separation device |
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