CN105067393B - A kind of propellant flame component collection device - Google Patents
A kind of propellant flame component collection device Download PDFInfo
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- CN105067393B CN105067393B CN201510481996.7A CN201510481996A CN105067393B CN 105067393 B CN105067393 B CN 105067393B CN 201510481996 A CN201510481996 A CN 201510481996A CN 105067393 B CN105067393 B CN 105067393B
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- component
- piston
- component collection
- propellant
- plate
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Abstract
The invention discloses a kind of propellant flame component collection device, including component collection component, piston component, baffle assembly, pedestal, propellant support, guide rail, sliding block, air valve and gas cylinder.Open gases at high pressure after gas cylinder and promote component collection component and baffle plate assembly move toward one another, the flame gas of propellant is split by the square taper hole of component collection component after component collection component and baffle plate assembly meet, the component collection plate that flame gas enters in acquisition component, useful component analyzer analyzes the component of flame gas after using syringe, flame gas is suctioned out.The present invention it is simple in construction, sample collection efficiency high and the present invention can gather the flame component of same flame synchronization diverse location simultaneously.
Description
Technical field
The invention belongs to flame gas component collection technology, and in particular to a kind of propellant flame component collection device.
Background technology
The burn rate of solid propellant is influenceed by pressure, and influence coefficient turns into Pressure Exponent.Designer wishes under normal circumstances
The burning rate pressure exponent of propellant is more low better, so that the fluctuation of pressure caused by the accidental change of some parameters of engine is not
Drastically change so as to changing solid engines performance as propellant burning rate is caused.
Method the most frequently used at present is that catalyst is added in propellant, so as to change the burning rate test of propellant.But
The also ununified explanation of the principle of current catalyst influence propellant Pressure Exponent, also found a certain catalyst meeting during experiment
The Pressure Exponent of specific class propellant is influenceed, but the Pressure Exponent of another kind of propellant is then almost without influence.
The propellant flame component containing different catalysts is analyzed, helps to disclose the machine that catalyst influences propellant Pressure Exponent
Reason.
Zhao Zhibo exists《The specificity analysis of NEPE high-energy propellant condensed-phase combustion products》A kind of analysis combustion is proposed in one text
The device of component is burnt, propellant is placed in inside a closed container and lighted, the product after burning in different situations is analyzed.
Analyze, the intermediate product dilution in combustion process can be fallen, if the precision of component analysis instrument is not again after the completion of propellant combustion
Enough height, or even the monitoring intermediate product rare less than these contents, be so unfavorable for analysis of catalyst influences on propellant combustion
Detailed process.
The content of the invention
It is an object of the invention to provide a kind of propellant flame component collection device, aflame propellant fire is solved
The problem of flame component collection is difficult.
The technical scheme for realizing the object of the invention is：A kind of propellant flame component collection device, including component collection group
Part, piston component, baffle assembly, pedestal, propellant support, guide rail, sliding block, air valve and gas cylinder；Two piston components pair
Claim the two ends for being fixed on pedestal, two guide rails being parallel to each other are connected on pedestal, setting direction and the piston component of guide rail are transported
Dynamic direction is in the same direction；Guide rail is provided with two sliding blocks slided along guide rail；Baffle assembly one end and two cunnings positioned at different guide rails
Block is connected, and the piston component of the other end and the sliding block homonymy connected with it is connected；Component collection component one end and another two sliding block
It is connected, another piston component of the other end and the sliding block homonymy connected with it is connected；Two piston components pass through air guide respectively
Pipe is connected with air valve, and air valve is connected with gas cylinder again；Propellant support is arranged on pedestal, and positioned at component collection component and
In the middle of baffle assembly.
The piston component includes piston rod, piston and piston holder, and piston rod includes cross bar and is connected in cross bar one end
And perpendicular montant, piston is fixed on pedestal by piston holder, and the cross bar of piston rod stretches into piston；Piston bottom end is led to
Airway tube is crossed to be connected with air valve.
The component collection component includes arranging successively on component collection plate, Fraction collection plate and connecting rod, component collection plate
M*N first through hole, M >=5, N >=5 are arranged, first through hole one end is square taper hole, and component collection plate carries face and the baffle plate of square taper hole
Relatively, the second through hole communicated with component collection plate is provided with Fraction collection plate, component collection plate and Fraction collection plate are connected, two
Root connecting rod is located at the bottom and top of Fraction collection plate respectively, and connecting rod one end is hinged with Fraction collection plate, the other end and institute
The end for stating the montant of piston rod is hinged.Component collection plate bottom is held within two sliding blocks of different slide rails.
The component collection plate material is that tungsten oozes copper.
The baffle assembly includes plate washer and transmission rod, and bottoms are held within two sliding blocks of different slide rails,
Two transmission rods are located at the top and bottom of plate washer respectively, and transmission rod one end is hinged with plate washer, the other end and the piston rod
The end of montant is hinged.
The plate washer face coating rubber coating relative with component collection plate.
The propellant support is located in the middle of plate washer and component collection plate.
Compared with prior art, its remarkable advantage is the present invention：（1）Same flame synchronization can be gathered simultaneously not
With the flame component of position, precision can be according to the size adjusting of taper hole in data acquisition board.
（2）Simple in construction, using the common gas cylinder in laboratory as power set, experimental cost is low.
（3）Sample collection efficiency high, as long as can be carried out adopting for the second time after resetting piston rod after data of collection
Collection.
Brief description of the drawings
Fig. 1 is the general structure schematic diagram of the propellant flame component collection device of the present invention.
Fig. 2 is the side view of the propellant flame component collection device of the present invention.
Fig. 3 is the schematic diagram of the component collection plate of the propellant flame component collection device of the present invention.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings.
With reference to Fig. 1 ~ Fig. 3, a kind of propellant flame component collection device, including component collection component, piston component, plate washer
Component, pedestal 7, propellant support 9, guide rail 10, sliding block 11, air valve 14 and gas cylinder 15.Two piston components are symmetrically fixed
At the two ends of pedestal 7, two guide rails 10 being parallel to each other are connected on pedestal 7, and setting direction and the piston component of guide rail 10 are transported
Dynamic direction is in the same direction.Guide rail 10 is provided with two sliding blocks 11 slided along guide rail 10.Baffle assembly one end is from being located at different guide rails
Two sliding blocks 11 are connected, and the piston component of the other end and sliding block 11 homonymy connected with it is connected.Component collection component one end with
Another two sliding block 11 is connected, and another piston component of the other end and sliding block 11 homonymy connected with it is connected.Two piston groups
Part is connected by airway tube with air valve 14 respectively, and air valve 14 is connected with gas cylinder 15 again.Propellant support 9 is arranged on pedestal 7
On, and in the middle of component collection component and baffle assembly.
Piston component includes piston rod 4, piston cylinder 5 and piston holder 6, and piston rod 4 includes cross bar and is connected in cross bar one
End and perpendicular montant, piston cylinder 5 are fixed on pedestal 7 by piston holder 6, and the cross bar of piston rod 4 stretches into piston cylinder
5.The bottom of piston cylinder 5 is connected by airway tube with air valve 14.
Component collection component includes arranging successively on component collection plate 1, Fraction collection plate 2 and connecting rod 3, component collection plate 1
M*N first through hole, M >=5, N >=5 are arranged, first through hole one end is square taper hole, and component collection plate 1 carries face and the gear of square taper hole
Plate 12 is relative, and the second through hole communicated with component collection plate 1, component collection plate 1 and Fraction collection plate are provided with Fraction collection plate 2
2 are connected, and two connecting rods 3 are located at the bottom and top of Fraction collection plate 2 respectively, and the one end of connecting rod 3 is cut with scissors with Fraction collection plate 2
Connect, the end of the other end and the montant of the piston rod 4 is hinged.The bottom of component collection plate 1 is held within the two of different slide rails
On individual sliding block 11.Two connecting rods 3 are not intersected.
The material of component collection plate 1 is that tungsten oozes copper.
Baffle assembly includes plate washer 12 and transmission rod 8, and the bottom of plate washer 12 is held within two sliding blocks 11 of different slide rails
On, two transmission rods 8 are located at the top and bottom of plate washer 12 respectively, and the one end of transmission rod 8 is hinged with plate washer 12, the other end with it is described
The end of the montant of piston rod 4 is hinged.The face coating rubber coating 13 relative with component collection plate 1 of plate washer 12.Two transmission rods 8
Do not intersect.
The propellant support 9 is located in the middle of plate washer 12 and component collection plate 1.
Embodiment 1
A kind of propellant flame component collection device, including component collection component, piston component, baffle assembly, pedestal 7,
Propellant support 9, guide rail 10, sliding block 11, air valve 14 and gas cylinder 15.Two piston components are symmetrically fixed on the two of pedestal 7
End, two guide rails 10 being parallel to each other are welded on pedestal 7, and the setting direction and the piston component direction of motion of guide rail 10 are in the same direction.
Guide rail 10 is provided with two sliding blocks 11 slided along guide rail 10.Baffle assembly one end is consolidated from two sliding blocks 11 positioned at different guide rails
Even, the piston component of the other end and sliding block 11 homonymy connected with it is connected.Component collection component one end and another two sliding block 11
It is connected, another piston component of the other end and sliding block 11 homonymy connected with it is connected.Two piston components are respectively by leading
Tracheae is connected with air valve 14, and air valve 14 is connected with gas cylinder 15 again.Propellant support 9 is welded on pedestal 7, and positioned at component
In the middle of acquisition component and baffle assembly.
Piston component includes piston rod 4, piston cylinder 5 and piston holder 6, and the section of piston rod 4 is T-shaped, including cross bar and solid
Cross bar one end and perpendicular montant are connected in, piston cylinder 5 is welded on pedestal 7 by piston holder 6, the cross bar of piston rod 4
Piston cylinder 5 is stretched into, piston movement is carried out.The bottom of piston cylinder 5 is connected by airway tube with air valve 14.
Component collection component includes arranging successively on component collection plate 1, Fraction collection plate 2 and connecting rod 3, component collection plate 1
10*10 first through hole is arranged, first through hole one end is square taper hole, and the face that component collection plate 1 carries square taper hole is relative with baffle plate 12,
The second through hole communicated with component collection plate 1 is provided with Fraction collection plate 2, component collection plate 1 and Fraction collection plate 2 are connected, one
One end of root connecting rod 3 and the top of Fraction collection plate 2 are hinged, and are hinged at the top of the other end and montant；Another connecting rod 3 one
The bottom of end Fraction collection plate 2 is hinged, and the bottom of the other end and the montant of piston rod 4 is hinged.The bottom of component collection plate 1 passes through screw
It is held within two sliding blocks 11 of different slide rails.
The material of component collection plate 1 is that tungsten oozes copper.
Baffle assembly includes plate washer 12 and transmission rod 8, and the bottom of plate washer 12 is fixed by screws in two positioned at different slide rails
On individual sliding block 11, wherein the one end of transmission rod 8 and the top of plate washer 12 are hinged, the other end and the montant of the piston rod 4
Top is hinged.Another one end of transmission rod 8 and the bottom of plate washer 12 are hinged, the bottom of the other end and the montant of the piston rod 4
It is hinged.The face coating rubber coating 13 relative with component collection plate 1 of plate washer 12.
The propellant support 9 is located in the middle of plate washer 12 and component collection plate 1.
In use, the solid propellant sample for being analysed to component first is put on propellant support 9, by two piston rods
4 move the bottom of piston cylinder 5 to respectively, are lighted solid propellant using laser, after opening air valve 14 after the stable burning of propellant,
The gases at high pressure of gas cylinder 15 promote two piston rods 4 to travel forward, and are then promoted respectively by transmission rod 8 and connecting rod 3
Baffle plate 12, the move toward one another of Fraction collection plate 2, Fraction collection plate 2 drive component collection plate 1 to move, final component collection plate 1 and gear
Plate 12 bumps against in the surface of propellant support 9, and flame gas is divided, into the logical of component collection plate 1 and component collection plate 2
The impact that rubber coating 13 can both slow down between component collection plate 1 and baffle plate 12 in Kong Zhong, knockout process also functions to sealing
Effect.The gas in the second through hole is suctioned out with syringe afterwards, is put into component analysis instrument and analyzes propellant flame difference
Component at position.
The present invention can gather the flame component of same flame synchronization diverse location simultaneously, and precision can be according to data
The size adjusting of taper hole in collection plate.It is simple in construction, it is used as power set, experimental cost using the common gas cylinder in laboratory
It is low.Sample collection efficiency high, as long as can be carried out second of collection after piston rod is resetted after data of collection.
Claims (7)
1. a kind of propellant flame component collection device, it is characterised in that：Including component collection component, piston component, baffle group
Part, pedestal（7）, propellant support（9）, guide rail（10）, sliding block（11）, air valve（14）And gas cylinder（15）；Two piston groups
Part is symmetrically fixed on pedestal（7）Two ends, two guide rails for being parallel to each other（10）It is connected in pedestal（7）On, guide rail（10）Set
Put direction and the piston component direction of motion is in the same direction；Guide rail（10）Four are provided with along guide rail（10）The sliding block of slip（11）；Baffle plate
Component one end and two sliding blocks positioned at different guide rails（11）It is connected, the other end and the sliding block being connected with baffle plate assembly（11）Homonymy
Piston component be connected；Component collection component one end and another two sliding block（11）It is connected, the other end and solid with component collection component
Sliding block even（11）Another piston component of homonymy is connected；Two piston components pass through airway tube and air valve respectively（14）Even
Connect, air valve（14）Again with gas cylinder（15）Connection；Propellant support（9）It is arranged on pedestal（7）On, and positioned at component collection group
In the middle of part and baffle plate assembly.
2. propellant flame component collection device according to claim 1, it is characterised in that：The piston component includes living
Stopper rod（4）, piston（5）And piston holder（6）, piston rod（4）Including cross bar and it is connected in cross bar one end and vertical with cross bar
Montant, piston（5）Pass through piston holder（6）It is fixed on pedestal（7）On, piston rod（4）Cross bar stretch into piston（5）；Piston（5）
Bottom passes through airway tube and air valve（14）Connection.
3. propellant flame component collection device according to claim 2, it is characterised in that：The component collection component bag
Include component collection plate（1）, Fraction collection plate（2）And connecting rod（3）, component collection plate（1）On be arranged in order M*N first and lead to
Hole, M >=5, N >=5, first through hole one end is square taper hole, component collection plate（1）Face and baffle plate with square taper hole（12）Relatively,
Fraction collection plate（2）On be provided with and component collection plate（1）The second through hole communicated, component collection plate（1）With Fraction collection plate（2）
It is connected, two connecting rods（3）It is located at Fraction collection plate respectively（2）Bottom and top, connecting rod（3）One end and Fraction collection plate
（2）It is hinged, the other end and the piston rod（4）The end of montant be hinged；Component collection plate（1）Bottom is held within difference
Two sliding blocks of slide rail（11）On.
4. propellant flame component collection device according to claim 3, it is characterised in that：The component collection plate（1）
Material is that tungsten oozes copper.
5. propellant flame component collection device according to claim 3, it is characterised in that：The baffle plate assembly includes gear
Plate（12）And transmission rod（8）, baffle plate（12）Bottom is held within two sliding blocks of different slide rails（11）On, two transmission rods
（8）It is located at baffle plate respectively（12）Top and bottom, transmission rod（8）One end and baffle plate（12）It is hinged, the other end and the piston
Bar（4）The end of montant be hinged.
6. propellant flame component collection device according to claim 5, it is characterised in that：The baffle plate（12）With component
Collection plate（1）Relative face coating rubber coating（13）.
7. propellant flame component collection device according to claim 5, it is characterised in that：The propellant support（9）
Positioned at baffle plate（12）With component collection plate（1）It is middle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510481996.7A CN105067393B (en) | 2015-08-03 | 2015-08-03 | A kind of propellant flame component collection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510481996.7A CN105067393B (en) | 2015-08-03 | 2015-08-03 | A kind of propellant flame component collection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105067393A CN105067393A (en) | 2015-11-18 |
| CN105067393B true CN105067393B (en) | 2017-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510481996.7A Expired - Fee Related CN105067393B (en) | 2015-08-03 | 2015-08-03 | A kind of propellant flame component collection device |
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| Country | Link |
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| CN (1) | CN105067393B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108037236B (en) * | 2017-11-21 | 2023-03-03 | 中国科学院西北生态环境资源研究院 | Experimental device for collecting quantitative analysis gas of methane conversion rate in torch discharge |
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| CN203324213U (en) * | 2013-04-24 | 2013-12-04 | 中国计量学院 | Experimental test device for fire spreading on surface of thermosetting material under feedback action of thermal radiation |
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| CN204882173U (en) * | 2015-08-03 | 2015-12-16 | 南京理工大学 | Propellant flame component collection system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4856514B2 (en) * | 2006-10-20 | 2012-01-18 | 株式会社日立製作所 | Exhalation component collector, exhalation component collection device, exhalation component collector manufacturing method, exhalation component analysis device, and exhalation component analysis method |
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2015
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|---|---|---|---|---|
| CN101196442A (en) * | 2007-12-27 | 2008-06-11 | 中国科学技术大学 | High-speed sampling method and device for test fire smoke particle |
| CN203324213U (en) * | 2013-04-24 | 2013-12-04 | 中国计量学院 | Experimental test device for fire spreading on surface of thermosetting material under feedback action of thermal radiation |
| CN103954482A (en) * | 2014-05-15 | 2014-07-30 | 西北工业大学 | Collecting device and collecting method for solid propellant combustion products |
| CN204882173U (en) * | 2015-08-03 | 2015-12-16 | 南京理工大学 | Propellant flame component collection system |
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| CN105067393A (en) | 2015-11-18 |
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Granted publication date: 20170915 Termination date: 20190803 |