CN109519711A - A kind of test explosion source device and its operating method based on compressed gas explosion - Google Patents
A kind of test explosion source device and its operating method based on compressed gas explosion Download PDFInfo
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- CN109519711A CN109519711A CN201811645015.8A CN201811645015A CN109519711A CN 109519711 A CN109519711 A CN 109519711A CN 201811645015 A CN201811645015 A CN 201811645015A CN 109519711 A CN109519711 A CN 109519711A
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- compressed gas
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- storage cylinder
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- 238000004880 explosion Methods 0.000 title claims abstract description 67
- 238000012360 testing method Methods 0.000 title claims abstract description 35
- 238000011017 operating method Methods 0.000 title claims abstract description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000007789 gas Substances 0.000 claims description 52
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 31
- 229910052757 nitrogen Inorganic materials 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 10
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 7
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 230000006378 damage Effects 0.000 abstract description 16
- 208000027418 Wounds and injury Diseases 0.000 abstract description 15
- 208000014674 injury Diseases 0.000 abstract description 12
- 208000013883 Blast injury Diseases 0.000 abstract description 10
- 230000035939 shock Effects 0.000 abstract description 8
- 241001465754 Metazoa Species 0.000 abstract description 5
- 238000011160 research Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 abstract description 3
- 210000004556 brain Anatomy 0.000 description 7
- 239000002360 explosive Substances 0.000 description 6
- 210000003625 skull Anatomy 0.000 description 3
- 208000030886 Traumatic Brain injury Diseases 0.000 description 2
- 241000209140 Triticum Species 0.000 description 2
- 235000021307 Triticum Nutrition 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009529 traumatic brain injury Effects 0.000 description 2
- 208000022306 Cerebral injury Diseases 0.000 description 1
- 241000233855 Orchidaceae Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010171 animal model Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 230000002458 infectious effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 231100000518 lethal Toxicity 0.000 description 1
- 230000001665 lethal effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C1/00—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The application discloses a kind of test explosion source device and its operating method based on compressed gas explosion, is to provide one kind truly simulated explosion shock wave and offer effectively detection foundation.The test explosion source device that this kind is exploded based on compressed gas, it include: storage cylinder, compressed gas is equipped with inside the storage cylinder, and the first side is successively arranged inlet suction port, pressure regulator valve and gas cylinder connector, second side is equipped with escape pipe, wherein, first flange and second flange are provided at the escape pipe；And rupture disk, middle part has thin slice area, and the rupture disk is arranged between the first flange and second flange.The application can be with mould with a kind of explosion wave, when pressure reaches aluminium flake blast pressure threshold value, aluminium flake moment explosion, in this, as the basis of causing injury of research animal part explosion injury, by generating various pressure stable impact waves, the application has portability, the good advantage of stability.
Description
Technical field
This application involves a kind of medical instrument detection fields, particularly, are related to a kind of test based on compressed gas explosion
The operating method of source device of exploding and the device.
Background technique
Traumatic brain injury refers to the external mechanical force as caused by many factors (fall event, firearm attack and explosion etc.)
Act on brain and the cerebral injury of generation.Cranium brain explosion injury is a kind of important kind of traumatic brain injury, increasingly by
Everybody concern.Cranium brain explosion injury is mostly caused by modern war, terrorist activity and industrial operations.Cranium brain explosion injury has following
Feature: how seriously injured, the condition of the injury is complicated, and it is more to hurt infectious-related complication, lethal, disability rate is high.Therefore, there is an urgent need to explode for cranium brain
The Injured mechanism and its effective protection method of wound are goed deep into.Although domestic and foreign scholars have designed research and development many animals cranium brain explosion
Wound model, but its accuracy, repeatability, controllable degree are still unsatisfactory.
In the research of existing explosion injury, there are following a few classes in the main source of causing injury to be used: 1, it is quick-fried to ignite TNT for electric cap
It is fried.There are batch wise differences, and in addition most important military acquisition is especially not easy, and control is stringent, and examination & approval are stringent, are unable to satisfy experiment
Demand；2, musket steel ball is caused injury.Its type of causing injury is mainly Fragment Damage, is unable to the shock wave of real simulation explosivity weapon
Damage research；3, shock tube.Shock wave tube model status is more mature, but figure is huge, complicated for operation, and somewhat expensive is portable
Property it is poor, and domestic shock tube blast injury model is all animal entirety wound at present, can not accomplish that cranium brain confined explosion hurts.4, liquid
Press impact injury.After skull windowing, is caused injury with hydraulic impact head, the true Explosive blast injury condition of the injury cannot be simulated.5, controlling
Cortex damage.After skull windowing, head is hit with control-rod and is caused injury, the true Explosive blast injury condition of the injury cannot be simulated.6, small equivalent
It is miniature spherical shape explosive source induction blast injury animal model, due to microballoon apart from skull through several millimeters, both can not precise measurement work as
Amount, error is larger, and stability is poor.7, the wheat membrane explosion of compressed air induction.Wheat membrane is due to too thin, to manufacture craft requirement
Height, error are big.
The information for being disclosed in the application background technology part is merely intended to deepen the reason to the general background technique of the application
Solution, and it is known to those skilled in the art existing to be not construed as recognizing or imply that the information is constituted in any form
Technology.
Summary of the invention
The main purpose of the application is to provide a kind of truly simulated explosion shock wave and provides effective detection foundation
Test explosion source device based on compressed gas explosion.
To solve the above-mentioned problems, the application provides a kind of test explosion source device based on compressed gas explosion, comprising:
Storage cylinder, storage cylinder inside is equipped with compressed gas, and the first side is successively arranged inlet suction port, pressure regulator valve and gas cylinder connector,
Second side is equipped with escape pipe, wherein is provided with first flange and second flange at the escape pipe；And rupture disk, middle part
With thin slice area, and the rupture disk is arranged between the first flange and second flange.
Further, the rupture disk is rounded, and the thin slice area is with criss-cross plane.
Further, the rupture disk is aluminum sheet.
Further, high pressure needle valve is equipped between the pressure regulator valve and gas cylinder connector.
Further, it is bolted between the first flange and second flange.
Further, the test explosion source device based on compressed gas explosion, further includes: be arranged in the storage cylinder
At least one storage pot holding frame of bottom and the pedestal being connect with the storage pot holding frame.
Further, the test explosion source device based on compressed gas explosion, further includes: compressed nitrogen gas source, with institute
The inlet suction port connection of storage cylinder is stated, to input nitrogen to the storage cylinder.
Further, the test explosion source device based on compressed gas explosion, further includes: protection frame body, setting exist
Second side of the storage cylinder, the protection frame body are equipped with baffle.
The application further relates to a kind of operating method of test explosion source device, and the test explosion source device is described above
Based on compressed gas explosion test explode source device, this method comprises: by the air inlet of nitrogen inlet duct and the storage cylinder
Connector connection；The rupture disk is arranged between the first flange and second flange of the storage cylinder, and makes the explosion
Plane in the thin slice area of piece goes out gas side towards storage cylinder；The pressure regulator valve of the storage cylinder is adjusted to predetermined pressure；Start
Nitrogen is filled with to the storage cylinder, until the rupture disk ruptures.
Further, the pressure at failure in the thin slice area of the rupture disk is the 105% to 110% of the predetermined pressure.
The beneficial effect of the application is: the application can be with mould with a kind of explosion wave, strong portable small-sized of repeatability
Explosive source, explosion is controlled by a round aluminium flake with cross weak area, when pressure reaches aluminium flake blast pressure threshold value, aluminium flake
Moment explosion, in this, as the basis of causing injury of research animal part explosion injury, by generating various pressure stable impact waves,
The application has portability, the good advantage of stability.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide further understanding of the present application, so that the application's is other
Feature, objects and advantages become more apparent upon.The illustrative examples attached drawing and its explanation of the application is for explaining the application, not
Constitute the improper restriction to the application.In the accompanying drawings:
Fig. 1 is the stereochemical structure signal according to the test explosion source device based on compressed gas explosion of the embodiment of the present application
Figure；
Fig. 2 is the schematic cross-sectional view of the storage cylinder and rupture disk according to the embodiment of the present application；
Fig. 3 is the structural schematic diagram according to the rupture disk of the embodiment of the present application；
Fig. 4 is the process according to the operating method of the test explosive source based on compressed gas explosion of the embodiment of the present application
Figure.
Specific embodiment
In order to make those skilled in the art more fully understand application scheme, below in conjunction in the embodiment of the present application
Attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is only
The embodiment of the application a part, instead of all the embodiments.Based on the embodiment in the application, ordinary skill people
Member's every other embodiment obtained without making creative work, all should belong to the model of the application protection
It encloses.
In addition, term " installation ", " setting ", " being equipped with ", " connection ", " being configured to " shall be understood in a broad sense.For example, it may be
It is fixedly connected, is detachably connected or monolithic construction；It can be mechanical connection, or electrical connection；It can be directly connected, or
Being or is two connections internal between device, element or component indirectly connected through an intermediary.For ability
For the those of ordinary skill of domain, the concrete meaning of above-mentioned term in this application can be understood as the case may be.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.Wherein, Fig. 1 is according to the embodiment of the present application
Based on compressed gas explosion test explosion source device schematic perspective view, Fig. 2 is the storage according to the embodiment of the present application
The schematic cross-sectional view of gas cylinder and rupture disk, Fig. 3 are according to the structural schematic diagram of the rupture disk of the embodiment of the present application, and Fig. 4 is
According to the flow chart of the operating method of the test explosive source based on compressed gas explosion of the embodiment of the present application.
As shown in Figure 1 to Figure 3, a kind of test explosion source device based on compressed gas explosion of the application, feature exist
In, comprising: storage cylinder 1, rupture disk 2, storage pot holding frame 3, pedestal 4 and compressed nitrogen gas source 5.
The inside of the storage cylinder 1 can be equipped with compressed gas, it is preferable that the compressed gas is nitrogen.The gas storage
Bottle 1 the first side be connected in turn for connect compressed nitrogen gas source 5 (for example, air accumulator) conveying gas inlet suction port 11,
Adjust pressure pressure regulator valve 12 and and the gas cylinder connector 13 that is connect with the air inlet of storage cylinder, described 1 second side of storage cylinder (
That is, being located at the storage cylinder other side) equipped with escape pipe 17 and the first flange 14 and the second method that are arranged at escape pipe 17
Orchid 15.Specifically, the first flange 14 and second flange 15 are set on the escape pipe 17, and by least two cylindricalitys
Bolt is attached and fixes.
In addition, high pressure needle valve 16 is equipped between the pressure regulator valve 12 and gas cylinder connector 13, when the utilization pressure regulator valve 12
After regulating preset pressure, high pressure needle valve 16 is slowly opened, to be filled with high pressure gas to storage cylinder, such as is filled with nitrogen.
According to an embodiment of the present application, the bottom of the storage cylinder 1 is provided at least one storage pot holding frame 3, and
The pedestal 4 connecting with the storage pot holding frame 3 is additionally provided in the bottom of storage cylinder 1.
According to an embodiment of the present application, rupture disk 2 is equipped between the first flange 14 and second flange 15, such as Fig. 3
Shown, the rupture disk 2 is generally circular, and the middle part of rupture disk 2 has thin slice area 21 namely the thin slice area relative to quick-fried
Other regions of fragmentation are relatively thin.Further, the thin slice area 21 is with criss-cross plane, in addition, the explosion
Piece 2 is aluminum sheet, and the periphery of the rupture disk 2 is equipped with fixed hole, to be used for and the first flange 14 and second flange
15 connections.
According to the schematical embodiment of the application, the inlet suction port 11 of the compressed nitrogen gas source 5 and the storage cylinder 1 connects
It is logical, to input gas, such as nitrogen to the storage cylinder 1.
According to an embodiment of the present application, the test explosion source device based on compressed gas explosion of the application further includes protection
Frame body 6, the protection frame body 6 is generally rectangular shaped and second side of the storage cylinder is arranged in, and the side of the protection frame body 6 is set
There is baffle 61, to stop to go out the gas flowed out from rupture disk, so that human body or object be protected not to come to harm.
The course of work of the test explosion source device based on compressed gas explosion of the application is as follows:
Nitrogen pressurization is inputted by external compressed nitrogen gas source, can reach demand pressure.Explosion gas release has ten by one
The round aluminium flake of word weak area controls, and when pressure reaches aluminium flake explosion threshold value, aluminium flake is washed open, and gas sprays, and is suitable for various
The research of causing injury of shock wave.
Air inlet side configures pressure regulator valve, shut-off valve and digital display manometer, and gas side configures rupture disk out, when the gas storage pressure in the bottle is super
When crossing rupture disk pressure, rupture disk ruptures, and gas is gone out in storage cylinder.
As shown in figure 4, the application further relates to a kind of operation of test explosion source device according to another embodiment of the application
Method, wherein the test explosion source device is the test explosion source device described above based on compressed gas explosion, should
Method includes the following steps S1 to step S5:
In step S1, nitrogen inlet duct is connect by the application with the inlet suction port of the storage cylinder, specifically, the application is first
Setting position is first adjusted, makes shock wave outlet to quasi-experiment object, such as animal or object.Conveniently, by compressed nitrogen gas source into
Tracheae is connect with bottle body inlet suction port, screw thread G5/8, and air inlet pipe fitting should such as be connected using hose with sealing ring, and hose is answered
It is fixed, it flies out after preventing hose to be broken.
In step S2, the rupture disk is arranged between the first flange and second flange of the storage cylinder the application,
And make to go out gas side towards storage cylinder with criss-cross plane in the thin slice area of the rupture disk.
Then, in step S3, the pressure regulator valve of the storage cylinder is adjusted to predetermined pressure by the application.Regulate pressure regulator valve pressure
Needle-valve is slowly opened after power, is filled with high pressure gas to storage cylinder.As found rupture disk clamper flange leakage in gas replenishment process, this
Application will should close air inlet needle-valve without processing, open gas in exhaust needle-valve discharge bottle, reinstall rupture disk clamping
It can be inflated again after device, or replacement rubber o-ring.
Finally, the application starts to be filled with nitrogen to the storage cylinder in step S4, until the rupture disk ruptures, thus
Various pressure stable impact waves are generated, there is portability, stability is good.
Wherein, the pressure at failure in the thin slice area of the rupture disk is the 105% to 110% of the predetermined pressure, that is,
It says, pressure after decompression is adjusted to the burst pressure of rupture disk or more 5%~10% (needle-valve should close after pressure regulator valve at this time).
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., is all contained within the protection scope of the application.
Claims (10)
- The source device 1. a kind of test based on compressed gas explosion is exploded characterized by comprisingStorage cylinder (1), the storage cylinder is interior to be equipped with compressed gas, and the first side is successively arranged inlet suction port (11), pressure regulator valve (12) and gas cylinder connector (13), second side are equipped with escape pipe (17), wherein are provided with first flange at the escape pipe (17) (14) and second flange (15)；AndRupture disk (2), middle part have thin slice area (21), and the rupture disk (2) is arranged in the first flange (14) and second Between flange (15).
- The source device 2. test according to claim 1 based on compressed gas explosion is exploded, which is characterized in that the explosion Piece (2) is rounded, and the thin slice area (21) is with criss-cross plane.
- The source device 3. test according to claim 2 based on compressed gas explosion is exploded, which is characterized in that the explosion Piece (2) is aluminum sheet.
- The source device 4. test according to claim 1 based on compressed gas explosion is exploded, which is characterized in that the pressure regulation High pressure needle valve (16) are equipped between valve (12) and gas cylinder connector (13).
- The source device 5. test according to claim 1 based on compressed gas explosion is exploded, which is characterized in that described first It is bolted between flange (14) and second flange (15).
- The source device 6. test according to claim 1 based on compressed gas explosion is exploded, which is characterized in that further include: At least one storage pot holding frame (3) in the storage cylinder (1) bottom and the pedestal that connect with the storage pot holding frame (3) are set (4)。
- The source device 7. test according to claim 1 based on compressed gas explosion is exploded, which is characterized in that further include: Compressed nitrogen gas source (5) is connected to the inlet suction port (11) of the storage cylinder (1), to input nitrogen to the storage cylinder (1).
- The source device 8. test according to claim 1 based on compressed gas explosion is exploded, which is characterized in that further include: It protects frame body (6), second side of the storage cylinder is set, the protection frame body (6) is equipped with baffle (61).
- 9. a kind of operating method of test explosion source device, which is characterized in that test explosion source device for claim 1 to 8 described in any item tests explosion source devices based on compressed gas explosion, this method comprises:Nitrogen inlet duct is connect with the inlet suction port of the storage cylinder；The rupture disk is arranged between the first flange and second flange of the storage cylinder, and makes the thin of the rupture disk Go out gas side towards storage cylinder with criss-cross plane on section；The pressure regulator valve of the storage cylinder is adjusted to predetermined pressure；Start to be filled with nitrogen to the storage cylinder, until the rupture disk ruptures.
- 10. it is according to claim 9 test explosion source device operating method, which is characterized in that the rupture disk it is thin The pressure at failure of section is the 105% to 110% of the predetermined pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811645015.8A CN109519711A (en) | 2018-12-29 | 2018-12-29 | A kind of test explosion source device and its operating method based on compressed gas explosion |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811645015.8A CN109519711A (en) | 2018-12-29 | 2018-12-29 | A kind of test explosion source device and its operating method based on compressed gas explosion |
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| CN109519711A true CN109519711A (en) | 2019-03-26 |
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| CN201811645015.8A Pending CN109519711A (en) | 2018-12-29 | 2018-12-29 | A kind of test explosion source device and its operating method based on compressed gas explosion |
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| CN114152731A (en) * | 2021-12-15 | 2022-03-08 | 石家庄铁道大学 | Uranium ore carbon dioxide blasting and carbon dioxide and oxygen ground immersion mining test device |
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| US11660176B2 (en) | 2020-02-24 | 2023-05-30 | Army Medical University, People's Liberation Army, Prc | Universal platform for accurately injuring animal under multi-condition and multi-simulation-environment |
| CN114152731A (en) * | 2021-12-15 | 2022-03-08 | 石家庄铁道大学 | Uranium ore carbon dioxide blasting and carbon dioxide and oxygen ground immersion mining test device |
| CN114152731B (en) * | 2021-12-15 | 2024-05-07 | 石家庄铁道大学 | Uranium ore carbon dioxide blasting and carbon dioxide and oxygen on-site leaching exploitation test device |
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