CN111128107A - Multi-continuous-fire primer fire-generating tester noise elimination smoke eliminator - Google Patents
Multi-continuous-fire primer fire-generating tester noise elimination smoke eliminator Download PDFInfo
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- CN111128107A CN111128107A CN202010154739.3A CN202010154739A CN111128107A CN 111128107 A CN111128107 A CN 111128107A CN 202010154739 A CN202010154739 A CN 202010154739A CN 111128107 A CN111128107 A CN 111128107A
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- pipe
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- 239000000779 smoke Substances 0.000 title claims abstract description 52
- 230000008030 elimination Effects 0.000 title claims abstract description 19
- 238000003379 elimination reaction Methods 0.000 title claims abstract description 19
- 239000002699 waste material Substances 0.000 claims abstract description 66
- 238000005192 partition Methods 0.000 claims abstract description 17
- 230000030279 gene silencing Effects 0.000 claims description 37
- 230000001413 cellular effect Effects 0.000 claims description 8
- 238000003491 array Methods 0.000 claims 1
- 238000011056 performance test Methods 0.000 abstract description 9
- 230000009323 psychological health Effects 0.000 abstract description 3
- 238000010304 firing Methods 0.000 description 11
- 230000006378 damage Effects 0.000 description 5
- 238000009527 percussion Methods 0.000 description 4
- 238000001228 spectrum Methods 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 3
- 230000004630 mental health Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001743 silencing effect Effects 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/161—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general in systems with fluid flow
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B35/00—Testing or checking of ammunition
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Aviation & Aerospace Engineering (AREA)
- Combustion & Propulsion (AREA)
- Fluid Mechanics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Exhaust Silencers (AREA)
Abstract
The invention relates to a primer performance test device, in particular to a noise elimination smoke eliminator of a multi-continuous primer ignitability tester, which comprises a noise elimination smoke eliminator body and an inserted noise elimination plug, wherein the noise elimination smoke eliminator body comprises a front cover plate, a straight pipe and a rear cover plate, the front cover plate is connected at the position of a primer ignitability tester ignition port, the inserted noise elimination plug is inserted in a through hole I, the inserted noise elimination plug comprises a cylinder, a honeycomb net and a closed cover plate, the honeycomb net is arranged at the front end of the cylinder, the cylinder wall of the cylinder is provided with a hole, the top surface of the straight pipe is provided with an air outlet hole, the air outlet hole is arranged at the tail part of the straight pipe, the air outlet hole is arranged above the inserted noise elimination plug, the noise elimination body is internally connected with a partition plate, a waste residue reflecting plate and a waste residue collecting pipe, the invention avoids the direct discharge of flame, smoke and waste residue generated by the primer ignition performance test, effectively, the physical and psychological health of the experimenters is protected.
Description
Technical Field
The invention relates to primer performance test equipment, in particular to a silencing smoke eliminator of a multi-continuous primer ignitability tester.
Background
The primer ignition performance test starts as early as forty years ago, and simple test equipment which is uniformly distributed in seventy and eighty years is always used in the ammunition detection test of the current army.
The existing primer experiment equipment has a small application working range, can only be used for completing the ignition performance test of partial screw-in type primers, has lower technical performance and laggard method, and particularly has large noise and smoke, more unsafe factors and harm to the body and mind of an experimenter in the whole experiment process. How to reduce the damage of the test to the operators, improve the test efficiency, improve the test method and improve the accuracy of the test result is a problem which needs to be solved urgently by the existing primer test equipment.
Flame, smog, waste residue and noise can be ejected backwards after the primer is fired, most primer firing performance test devices in the prior art are not provided with a noise elimination and smoke elimination device, the body and mind of experimenters are damaged, and environmental pollution is caused, so that certain defects exist.
Disclosure of Invention
The invention aims to provide a noise elimination and smoke elimination device for a multi-continuous primer ignitability tester, which purifies flame, smoke and waste residues ejected after primer firing, reduces noise and eliminates noise generated after primer firing, protects physical and mental health of experimenters, and ensures that emission meets the national environmental protection requirements.
The invention aims to solve the technical problem, and the silencing and smoke eliminating device of the multi-continuous-ignition primer firing tester comprises a silencing and smoke eliminating body and a plug-in silencing plug, wherein the silencing and smoke eliminating body comprises a front cover plate, a straight pipe and a rear cover plate, the front cover plate and the rear cover plate are respectively connected to two ends of the straight pipe, an air inlet hole is formed in the front cover plate, a through hole I is formed in the rear cover plate, the front cover plate is connected to the position of a firing port of the primer firing tester, the plug-in silencing plug is plugged in the through hole I, the plug-in silencing plug comprises a cylinder, a honeycomb net and a closed cover plate, the cylinder is connected to the front end of the closed cover plate, the honeycomb net is arranged at the front end of the cylinder, a hole is formed in the cylinder wall, the hole is radially arranged, the closed cover plate. When carrying out the primer and give off fire the performance test, the flame that the percussion primer produced, smog, the waste residue gets into the noise elimination smoke elimination body from the inlet port, the flame has been avoided, smog, the direct emission of waste residue, protection experimenter health, the emission reaches national environmental protection requirement, in addition, the cellular network of bayonet amortization stopper and the hole on the cylinder section of thick bamboo wall utilize the aperture amortization principle, both when the air current passes through the aperture, the frequency spectrum of jet noise will move to high frequency or hyperfrequency, make the audible composition in the frequency spectrum obviously reduce, thereby the noise reduction, avoid the noise that the percussion primer produced to the injury that the experimenter caused, further protect experimenter health.
Further, the hole is equipped with the multirow on the cylinder, and the multirow hole uses the cylinder center to be the circumference equipartition of axle, and every row of hole is equipped with a plurality of holes, a plurality of hole linear array of every row.
Furthermore, the honeycomb net is provided with a plurality of honeycomb nets, and the plurality of honeycomb nets are linearly arrayed along the central axis of the cylinder body. The arrangement of the holes and the honeycomb network improves the silencing effect of the plug-in silencing plug.
Furthermore, the straight pipe is a rectangular pipe, a top groove is arranged on the top surface of the straight pipe, the top groove is arranged in front of the air outlet hole, and a cover plate is connected to the top groove. The top groove can be used for mounting other parts in the straight pipe and cleaning waste residues in the straight pipe.
Furthermore, this internal interconnect of noise elimination smoke elimination have a partition panel, the partition panel is connected inside the straight tube, is equipped with through-hole II on the partition panel, through-hole II is coaxial with through-hole I, cylinder front end cartridge is in through-hole II. The partition panel supports bayonet amortization stopper in the straight tube on the one hand, and on the other hand, the partition panel cuts off other regions beyond the bayonet amortization stopper, has improved bayonet amortization stopper's noise cancelling effect, also prevents that the waste residue from getting into bayonet amortization stopper.
Furthermore, the straight pipe on connect the waste residue collecting pipe, the waste residue collecting pipe is connected on the straight pipe bottom surface, waste residue collecting pipe and the inside UNICOM of straight pipe, be equipped with the picture peg groove on the waste residue collecting pipe lateral wall, the interpolation of picture peg groove is equipped with movable picture peg. The waste residue collecting pipe is used for collecting waste residues generated when primer is triggered, and the movable inserting plate is drawn out from the inserting plate groove when the waste residues need to be cleaned.
Further, the straight tube in still be connected with the waste residue reflecting plate, waste residue reflecting plate center is equipped with the plectane, the plectane is equipped with the backup pad all around, the backup pad is equipped with a plurality ofly, a plurality of backup pad circumference equipartitions, the waste residue reflecting plate slope is connected in waste residue collecting pipe top, the waste residue reflecting plate top is to the apron slope. The waste residue reflecting plate blocks waste residue generated when the primer is fired, so that the waste residue enters the waste residue collecting pipe.
Further, the straight tube be connected with oil smoke clarifier connecting pipe, oil smoke clarifier connecting pipe is connected on the venthole, oil smoke clarifier connecting pipe and the inside UNICOM of straight tube. The oil smoke clarifier further purifies the waste gas that produces when the primer percussion.
Furthermore, the waste residue collecting pipe is a rectangular pipe, and the inserting plate groove is formed in one side wall of the waste residue collecting pipe.
Further, the oil smoke clarifier connecting pipe be connected with the oil smoke clarifier, the oil smoke clarifier model is: YJ 003.
The invention has the beneficial effects that: the invention comprises a silencing and smoke eliminating body and an inserted silencing plug, wherein the silencing and smoke eliminating body comprises a front cover plate, a straight pipe and a rear cover plate, the front cover plate is connected at the position of a firing port of a primer firing tester, the inserted silencing plug is inserted in a through hole I, the inserted silencing plug comprises a cylinder, a cellular net and a closed cover plate, the cylinder is connected at the front end of the closed cover plate, the cellular net is arranged at the front end of the cylinder, holes are arranged on the cylinder wall of the cylinder in the radial direction, the closed cover plate is connected at the outer side of the rear cover plate, an air outlet hole is arranged on the top surface of the straight pipe, the air outlet hole is arranged at the tail part of the straight pipe and above the inserted silencing plug, a partition plate, a waste residue reflecting plate and a waste residue collecting pipe are connected in the silencing and smoke eliminating body, the invention avoids the direct discharge of flame, smoke and waste residue, the physical and psychological health of the experimenters is protected.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an exploded view of the overall structure of the present invention;
FIG. 3 is a sectional view of the structure of the muffling and smoke-eliminating body of the present invention;
FIG. 4 is a plug-in noise plug of the present invention;
fig. 5 is a cross-sectional view a-a of fig. 4 in accordance with the present invention.
In the figure: 1. a silencing and smoke eliminating body; 101. a front cover plate; 1011. an air inlet; 102. a straight pipe; 1021. a top groove; 103. a waste residue collecting pipe; 1031. a board inserting groove; 104. a rear cover plate; 1041. a through hole I; 105. the oil fume purifier connecting pipe; 106. an air outlet; 2. a cover plate; 3. a reflective plate; 4. a partition panel; 401. a through hole II; 5. inserting a silencing plug; 501. a cylinder; 5011. a hole; 502. a cellular network; 503. closing the cover plate; 6. a movable plug board.
Detailed Description
As shown in fig. 1-5, the muffling and smoke-eliminating device of the multiple-ignition-primer ignition tester of the invention comprises a muffling and smoke-eliminating body 1 and a plug-in muffling plug 5, wherein the muffling and smoke-eliminating body 1 comprises a front cover plate 101, a straight pipe 102 and a rear cover plate 104, the front cover plate 101 and the rear cover plate 104 are respectively connected to two ends of the straight pipe 102, an air inlet 1011 is arranged on the front cover plate 101, a through hole i 1041 is arranged on the rear cover plate 104, the front cover plate 101 is connected to the position of an ignition port of the primer ignition tester, the plug-in muffling plug 5 is plugged in the through hole i 1041, the plug-in muffling plug 5 comprises a cylinder 501, a honeycomb network 502 and a closed cover plate 503, the cylinder 501 is connected to the front end of the closed cover plate 503, the honeycomb network 502 is arranged at the front end of the cylinder 501. The top surface of the straight pipe 102 is provided with an air outlet 106, the air outlet 106 is arranged at the tail part of the straight pipe 102, and the air outlet 106 is arranged above the inserted silencing plug 5. The straight pipe 102 is a rectangular pipe, a top groove 1021 is arranged on the top surface of the straight pipe 102, the top groove 1021 is arranged in front of the air outlet hole 106, and a cover plate 2 is connected to the top groove 1021.
The silencing and smoke eliminating body 1 is internally connected with a partition plate 4, the partition plate 4 is connected inside the straight pipe 102, the partition plate 4 is provided with a through hole II 401, the through hole II 401 is coaxial with the through hole I1041, and the front end of the cylinder body 501 is inserted into the through hole II 401. The waste residue collecting pipe 103 is connected to the straight pipe 102, the waste residue collecting pipe 103 is connected to the bottom surface of the straight pipe 102, the waste residue collecting pipe 103 is communicated with the inside of the straight pipe 102, a plate inserting groove 1031 is formed in the side wall of the waste residue collecting pipe 103, and a movable inserting plate 6 is inserted into the plate inserting groove 1031. The straight pipe 102 in still be connected with waste residue reflecting plate 3, waste residue reflecting plate 3 center is equipped with the plectane, the plectane is equipped with the backup pad all around, the backup pad is equipped with a plurality ofly, a plurality of backup pad circumference equipartitions, waste residue reflecting plate 3 slope is connected in waste residue collecting pipe 103 top, the slope of waste residue reflecting plate 3 top is to apron 101 forward. The straight pipe 102 is connected with an oil smoke purifier connecting pipe 105, the oil smoke purifier connecting pipe 105 is connected to the air outlet 106, and the oil smoke purifier connecting pipe 105 is communicated with the inside of the straight pipe 102. The waste residue collecting pipe 103 is a rectangular pipe, and the inserting plate groove 1031 is arranged on one side wall of the waste residue collecting pipe 103.
The oil smoke clarifier connecting pipe 105 be connected with the oil smoke clarifier, the oil smoke clarifier model is: YJ 003.
As shown in fig. 4 and 5, the holes 5011 are provided in a plurality of rows on the cylinder 501, the holes 5011 in the plurality of rows are uniformly distributed around the center of the cylinder 501 as an axis, each row of the holes 5011 is provided with a plurality of holes 5011, and the holes 5011 in each row are linearly arrayed. The honeycomb net 502 is provided with a plurality of honeycomb nets 502 which are arranged in a linear array along the central axis of the cylinder 501. In this embodiment, eight rows of holes 5011 are provided, each row is provided with 7 holes 5011, and the cylinder 501 is provided with 56 holes 5011; in this embodiment, there are two layers of the cellular network 502.
When the primer ignition performance test is carried out, flame, smoke and waste residue generated by the firing primer enter the silencing and smoke eliminating body 1 from the air inlet 1011, the direct discharge of the flame, the smoke and the waste residue is avoided, the physical and mental health of experimenters is protected, the discharge meets the national environmental protection requirements, in addition, the cellular network 502 of the plug-in silencing plug 5 and the holes 5011 on the cylinder wall of the cylinder 501 utilize the small hole silencing principle, when air flow passes through the small holes, the frequency spectrum of jet noise can move to high frequency or ultrahigh frequency, audible components in the frequency spectrum are obviously reduced, the noise is reduced, the damage to the experimenters caused by the noise generated by the firing primer is avoided, and the physical and mental health of the experimenters. The provision of the plurality of holes 5011 and the plurality of honeycomb networks 502 improves the sound attenuation effect of the plug-in type noise attenuating plug 5. The top groove 1021 can be used for installation of other parts inside the straight pipe 102 and cleaning of waste slag inside the straight pipe 102. The partition plate 4 supports the plug-in type silencing plug 5 in the straight pipe 102 on one hand, and on the other hand, the partition plate 4 partitions other areas except the plug-in type silencing plug 5, so that the silencing effect of the plug-in type silencing plug 5 is improved, and waste residues are prevented from entering the plug-in type silencing plug 5. The waste residue collecting pipe 103 is used for collecting waste residue generated when primer is triggered, and the movable inserting plate 6 is drawn out from the inserting plate groove 1031 when the waste residue needs to be cleaned. The waste residue reflecting plate 3 blocks waste residue generated when the primer is fired, so that the waste residue enters the waste residue collecting pipe 103. The oil smoke clarifier further purifies the waste gas that produces when the primer percussion.
The device avoids direct emission of flame, smoke and waste residues generated in the primer ignition performance test, effectively reduces noise, avoids damage to testers caused by noise generated by primer firing, and protects physical and psychological health of the testers.
Claims (10)
1. The utility model provides a many running fires primer fire nature tester noise elimination smoke eliminator which characterized in that: the muffling and smoke eliminating device comprises a muffling and smoke eliminating body (1) and a plug-in muffling and smoke eliminating plug (5), wherein the muffling and smoke eliminating body (1) comprises a front cover plate (101), a straight pipe (102) and a rear cover plate (104), the front cover plate (101) and the rear cover plate (104) are respectively connected to two ends of the straight pipe (102), an air inlet (1011) is formed in the front cover plate (101), a through hole I (1041) is formed in the rear cover plate (104), the front cover plate (101) is connected to a position of a fire hole of a primer fire tester, the plug-in muffling plug (5) is plugged in the through hole I (1041), the plug-in muffling plug (5) comprises a cylinder body (501), a cellular network (502) and a closed cover plate (503), the cylinder body (501) is connected to the front end of the closed cover plate (503), the cellular network (502) is arranged at the front end of the cylinder body (501), holes (5011, the top surface of the straight pipe (102) is provided with an air outlet (106), the air outlet (106) is arranged at the tail part of the straight pipe (102), and the air outlet (106) is arranged above the inserted silencing plug (5).
2. The multiple continuous primer ignitability tester silencing and smoke-eliminating device of claim 1, characterized in that: the holes (5011) are arranged in a plurality of rows on the cylinder (501), the holes (5011) in the rows are uniformly distributed around the center of the cylinder (501) as an axis, each row of holes (5011) is provided with a plurality of holes (5011), and the holes (5011) in each row are in linear arrays.
3. The multiple continuous primer ignitability tester silencing and smoke-eliminating device of claim 2, wherein: the honeycomb net (502) is provided with a plurality of honeycomb nets (502), and the plurality of honeycomb nets (502) are linearly arrayed along the central axis of the cylinder body (501).
4. The multiple continuous primer ignitability tester silencing and smoke-eliminating device of claim 3, wherein: the straight pipe (102) is a rectangular pipe, a top groove (1021) is arranged on the top surface of the straight pipe (102), the top groove (1021) is arranged in front of the air outlet hole (106), and a cover plate (2) is connected to the top groove (1021).
5. The multiple continuous primer ignitability tester silencing and smoke-eliminating device of claim 4, wherein: the silencing and smoke eliminating body (1) is internally connected with a partition board (4), the partition board (4) is connected inside the straight pipe (102), a through hole II (401) is formed in the partition board (4), the through hole II (401) is coaxial with the through hole I (1041), and the front end of the cylinder body (501) is inserted into the through hole II (401).
6. The multiple continuous primer ignitability tester silencing and smoke-eliminating device of claim 5, wherein: the waste residue collecting pipe is characterized in that the straight pipe (102) is connected with a waste residue collecting pipe (103), the waste residue collecting pipe (103) is connected to the bottom surface of the straight pipe (102), the waste residue collecting pipe (103) is communicated with the inside of the straight pipe (102), a plugboard groove (1031) is arranged on the side wall of the waste residue collecting pipe (103), and a movable plugboard (6) is inserted into the plugboard groove (1031).
7. The multiple continuous primer ignitability tester silencing and smoke-eliminating device of claim 6, wherein: straight tube (102) in still be connected with waste residue reflecting plate (3), waste residue reflecting plate (3) center is equipped with the plectane, the plectane is equipped with the backup pad all around, the backup pad is equipped with a plurality ofly, a plurality of backup pad circumference equipartitions, waste residue reflecting plate (3) slope is connected in waste residue collecting pipe (103) top, waste residue reflecting plate (3) top is apron (101) slope forward.
8. The multiple continuous primer ignitability tester silencing and smoke-eliminating device of claim 7, wherein: the straight pipe (102) is connected with an oil smoke purifier connecting pipe (105), the oil smoke purifier connecting pipe (105) is connected to the air outlet hole (106), and the oil smoke purifier connecting pipe (105) is communicated with the inside of the straight pipe (102).
9. The multiple continuous primer ignitability tester silencing and smoke-eliminating device of claim 6, wherein: the waste residue collecting pipe (103) is a rectangular pipe, and the inserting plate groove (1031) is arranged on one side wall of the waste residue collecting pipe (103).
10. The multiple continuous primer ignitability tester silencing and smoke-eliminating device of claim 8, wherein: the oil smoke clarifier connecting pipe (105) be connected with the oil smoke clarifier, the oil smoke clarifier model is: YJ 003.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010154739.3A CN111128107A (en) | 2020-03-08 | 2020-03-08 | Multi-continuous-fire primer fire-generating tester noise elimination smoke eliminator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010154739.3A CN111128107A (en) | 2020-03-08 | 2020-03-08 | Multi-continuous-fire primer fire-generating tester noise elimination smoke eliminator |
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| Publication Number | Publication Date |
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| CN111128107A true CN111128107A (en) | 2020-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010154739.3A Pending CN111128107A (en) | 2020-03-08 | 2020-03-08 | Multi-continuous-fire primer fire-generating tester noise elimination smoke eliminator |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4319660A (en) * | 1980-09-02 | 1982-03-16 | The United States Of America As Represented By The Secretary Of The Army | Mechanical noise suppressor for small rocket motors |
| RU49217U1 (en) * | 2005-05-24 | 2005-11-10 | Лядов Владимир Сергеевич | Pyrotechnic fountain |
| CN202546128U (en) * | 2012-05-18 | 2012-11-21 | 浙江海洋学院 | Tail gas noise reducer of fishing boat |
| CN203621014U (en) * | 2013-11-29 | 2014-06-04 | 亿和精密工业（苏州）有限公司 | Cleaning air gun provided with silencer |
| CN207769398U (en) * | 2017-12-22 | 2018-08-28 | 东莞市聚泉环保科技有限公司 | A kind of noise treatment equipment |
| CN108844421A (en) * | 2018-07-04 | 2018-11-20 | 中北大学 | A kind of test bullet recyclable device |
| CN209962692U (en) * | 2019-04-08 | 2020-01-17 | 瑞安市乐登汽车部件有限公司 | Electric silencer |
| CN111121566A (en) * | 2020-03-08 | 2020-05-08 | 中国人民解放军32272部队51分队 | Multi-continuous-fire primer ignition tester |
| CN212010354U (en) * | 2020-03-08 | 2020-11-24 | 中国人民解放军32272部队51分队 | Multi-continuous-fire primer fire-generating tester noise elimination smoke eliminator |
-
2020
- 2020-03-08 CN CN202010154739.3A patent/CN111128107A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4319660A (en) * | 1980-09-02 | 1982-03-16 | The United States Of America As Represented By The Secretary Of The Army | Mechanical noise suppressor for small rocket motors |
| RU49217U1 (en) * | 2005-05-24 | 2005-11-10 | Лядов Владимир Сергеевич | Pyrotechnic fountain |
| CN202546128U (en) * | 2012-05-18 | 2012-11-21 | 浙江海洋学院 | Tail gas noise reducer of fishing boat |
| CN203621014U (en) * | 2013-11-29 | 2014-06-04 | 亿和精密工业（苏州）有限公司 | Cleaning air gun provided with silencer |
| CN207769398U (en) * | 2017-12-22 | 2018-08-28 | 东莞市聚泉环保科技有限公司 | A kind of noise treatment equipment |
| CN108844421A (en) * | 2018-07-04 | 2018-11-20 | 中北大学 | A kind of test bullet recyclable device |
| CN209962692U (en) * | 2019-04-08 | 2020-01-17 | 瑞安市乐登汽车部件有限公司 | Electric silencer |
| CN111121566A (en) * | 2020-03-08 | 2020-05-08 | 中国人民解放军32272部队51分队 | Multi-continuous-fire primer ignition tester |
| CN212010354U (en) * | 2020-03-08 | 2020-11-24 | 中国人民解放军32272部队51分队 | Multi-continuous-fire primer fire-generating tester noise elimination smoke eliminator |
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