CN113819807A - Millimeter wave smoke screen generating device - Google Patents
Millimeter wave smoke screen generating device Download PDFInfo
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- CN113819807A CN113819807A CN202111111530.XA CN202111111530A CN113819807A CN 113819807 A CN113819807 A CN 113819807A CN 202111111530 A CN202111111530 A CN 202111111530A CN 113819807 A CN113819807 A CN 113819807A
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- shell
- millimeter wave
- cylinder body
- ejector
- puffing chamber
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41H—ARMOUR; ARMOURED TURRETS; ARMOURED OR ARMED VEHICLES; MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL
- F41H9/00—Equipment for attack or defence by spreading flame, gas or smoke or leurres; Chemical warfare equipment
- F41H9/06—Apparatus for generating artificial fog or smoke screens
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Jet Pumps And Other Pumps (AREA)
Abstract
A millimeter wave smoke screen generating device comprises a gas turbine, an ejector and a puffing chamber, wherein the ejector is connected with the tail end of the gas turbine, and the puffing chamber is connected with the exhaust end of the ejector; and a millimeter wave smoke agent feeding pipe is arranged on the ejector. The invention takes a gas turbine as a power source, millimeter wave smoke agent enters a puffing chamber through an ejector by means of the ejecting force of the gas turbine, secondary ignition is carried out in the puffing chamber, so that the temperature of the puffing chamber is rapidly raised, and the millimeter wave smoke agent is mixed with high-temperature flame and high-temperature high-speed gas in the puffing chamber, exchanges heat, and is rapidly puffed to form graphite worms. Meanwhile, the high-speed and large-flow gas jet flow generated by the gas turbine and the puffing chamber is utilized to spread the puffed millimeter wave agent into the air, so that a large-area millimeter wave shielding smoke screen is formed. Compared with the traditional high-pressure fan as a power source, the smoke generating device adopts the gas turbine as a smoke generating gas jet source, and has the advantages of jet flow/pressure/flow rate, smoke generating amount, smoke screen size performance and the like.
Description
Technical Field
The invention relates to the technical field of smoke screen generating equipment, in particular to a millimeter wave smoke screen generating device.
Background
The smoke generator is the core equipment of a smoke-generating army, can provide large-area smoke screen shielding, interferes enemy accurate guided weapon striking, and protects important targets. Before the enemy is detected to attack the ground target, a large-area, long-time and continuous shielding and interference smoke curtain is immediately released in the attack direction to interfere with the guidance system of the enemy aiming equipment and the accurate guidance weapon, so that the terminal guidance function is invalid or weakened, the hit rate is reduced, and the survival rate of the ground target is improved. Meanwhile, large-area smoke screen interference can cause obstacles to actions of enemy attacking weapons, so that the detention time of enemy attacking weapons in a battlefield is prolonged, and more enemy opportunities are created for the enemy. The smoke generator can provide smoke screens and interference environments for relevant actual combat drilling of army, increase actual combat drilling projects, simulate actual combat scenes, and enrich the operation experience of operators under the smoke screens and the interference environments.
One of the viewing and aiming frequency spectrums and the guidance frequency spectrums of the existing weapon is millimeter waves, so that a smoke generator is required to be capable of discharging millimeter waves to disturb smoke curtains. In the existing millimeter wave smoke screen generating device, a high-pressure fan is mainly used as a power source, and the millimeter wave smoke screen generating device has the defects of large mass, difficulty in moving and low temperature rise speed. Therefore, a millimeter wave smoke screen generating device with large area, omnibearing, small volume, light weight and high smoke forming efficiency is urgently needed to solve the problems.
Disclosure of Invention
The invention mainly aims to provide a millimeter wave smoke screen generating device, aiming at solving the technical problem.
In order to achieve the aim, the invention provides a millimeter wave smoke screen generating device which comprises a gas turbine, an ejector and a puffing chamber, wherein the ejector is connected with the tail end of the gas turbine, and the puffing chamber is connected with the exhaust end of the ejector; and a millimeter wave smoke agent feeding pipe is arranged on the ejector.
Preferably, the expansion chamber comprises a head assembly and a combustion chamber assembly; the head assembly comprises an inner cone shell, a middle cone shell and an outer cone shell; the combustion chamber component comprises an inner cylinder, a middle cylinder and an outer cylinder; the right end of the inner conical shell is connected with the left end of the inner cylinder body; the right end of the middle conical shell is connected with the left end of the middle cylinder body; the right end of the outer conical shell is connected with the left end of the outer cylinder body; gaps between the inner conical shell and the middle conical shell and between the inner cylinder and the middle cylinder form a millimeter wave smoke agent flow passage of the puffing chamber; gaps between the middle cone shell and the outer cone shell and between the middle cylinder and the outer cylinder form a tail gas auxiliary flow passage of the puffing chamber; the inner bores of the inner conical shell and the inner cylinder body are tail gas main flow channels of the puffing chamber.
Preferably, the combustion chamber assembly further comprises a nozzle mounting seat, a fuel pipe, an ignition electrode and a nozzle arranged on the nozzle mounting seat, the nozzle mounting seat is arranged at the left end of the inner cylinder, and the fuel pipe penetrates through the middle cone shell and the inner cone shell from the outer cone shell inwards and then is connected with the nozzle; the ignition electrode is mounted on the outer barrel and extends inwardly through the middle and inner barrels to a position proximate the nozzle.
Preferably, a swirler is provided in front of the nozzle.
Preferably, a plurality of feed holes are formed in the inner cylinder body, and the feed holes are used for communicating the millimeter wave smoke agent flow channel of the puffing chamber with the inner hole of the inner cylinder body.
Preferably, a plurality of cooling holes are provided on the inner cylinder.
Preferably, a temperature sensor is arranged in the inner cylinder body and close to the outlet end.
Preferably, the length of the middle cylinder body is smaller than that of the inner cylinder body; the left section of the inner cylinder body is positioned in the middle cylinder body, and the right section of the inner cylinder body is positioned in the outer cylinder body.
Preferably, the ejector comprises an outer shell, a middle shell and an inner shell; the left end of the outer shell is connected with the gas turbine; the middle shell is arranged inside the outer shell, and a gap is formed between the middle shell and the outer shell to form an ejector tail gas secondary flow passage; the inner shell is arranged in the middle shell, and the left end of the middle shell is connected with the left end of the inner shell; a gap is formed between the middle shell and the inner shell to form a millimeter wave smoke agent injection flow channel; the millimeter wave smoke agent feeding pipe penetrates through the outer shell and the middle shell and is communicated with the millimeter wave smoke agent injection flow passage; an ejector tail gas main flow passage is arranged on the inner shell; when the puffing chamber is connected with the ejector, the tail gas main flow passage of the ejector is communicated with the tail gas main flow passage of the puffing chamber; the ejector tail gas secondary flow passage is communicated with the puffing chamber tail gas secondary flow passage; the millimeter wave smoke agent injection flow passage is communicated with the millimeter wave smoke agent flow passage of the puffing chamber.
Preferably, a base is arranged at the bottom of the puffing chamber.
The invention achieves the following beneficial effects: the invention takes a gas turbine as a power source, an ejector and a puffing chamber are connected behind the gas turbine, millimeter wave smoke agent enters the puffing chamber through the ejector by virtue of the ejecting force of the gas turbine, secondary ignition is carried out in the puffing chamber, so that the temperature of the puffing chamber is rapidly raised, and the millimeter wave smoke agent is mixed and exchanges heat with high-temperature flame and high-temperature high-speed gas in the puffing chamber to rapidly puff to form graphite worms. Meanwhile, the high-speed and large-flow gas jet flow generated by the gas turbine and the puffing chamber is utilized to spread the puffed millimeter wave agent into the air, so that a large-area millimeter wave shielding smoke screen is formed. Compared with the traditional high-pressure fan as a power source, the smoke generating device adopts the gas turbine as a smoke generating gas jet source, and has the advantages of jet flow/pressure/flow rate, smoke generating amount and smoke screen size performance; meanwhile, the economy, the operation simplicity, the whole weight and the volume are all superior to those of the traditional millimeter wave smoke generator taking a high-pressure fan as a power source.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a millimeter wave smoke screen generator according to the present invention;
FIG. 2 is a schematic view of the construction of the puffing chamber of the present invention;
FIG. 3 is a schematic structural view of an ejector according to the present invention;
description of reference numerals: 1-a head assembly; 11-inner vertebral shell; 12-middle cone shell; 13-outer cone shell; 2-nozzle mounting base; 201-a nozzle; 202-fuel tube; 5-a combustor assembly; 51-inner cylinder; 52-middle cylinder; 53-outer cylinder; 6-a feed hole; 10-a gas turbine; 20-an ejector; 21-an outer shell; 22-a middle shell; 23-an inner housing; 24-an ejector tail gas main flow passage; 25-ejector tail gas secondary flow channel; 26-millimeter wave smoke agent injection flow channel; 30-a puffing chamber; a 40-millimeter wave smoke feed pipe; 61-a main tail gas channel of the puffing chamber; 62-a tail gas auxiliary flow passage of the puffing chamber; 63-puffing chamber millimeter wave smoke agent flow channel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
As shown in fig. 1, the millimeter wave smoke screen generating device comprises a gas turbine 10, an ejector 20 and a puffing chamber 30, wherein the ejector 20 is connected with the tail end of the gas turbine 10, and the puffing chamber 30 is connected with the exhaust end of the ejector 20; the ejector 20 is provided with a millimeter wave smoke agent feeding pipe 40.
In the present embodiment, the puffing chamber 30 comprises a head assembly 1 and a combustion chamber assembly 5; the head assembly 1 comprises an inner conical shell 11, a middle conical shell 12 and an outer conical shell 13; the inner conical shell 11, the middle conical shell 12 and the outer conical shell 13 are coaxially arranged, the inner conical shell 11 is arranged inside the middle conical shell 12, and the middle conical shell 12 is arranged inside the outer conical shell 13; the combustion chamber assembly 5 comprises an inner cylinder 51, a middle cylinder 52 and an outer cylinder 53; the inner cylinder body 51, the middle cylinder body 52 and the outer cylinder body 53 are coaxially arranged, the inner cylinder body 51 is arranged inside the middle cylinder body 52, and the middle cylinder body 52 is arranged inside the outer cylinder body 53; the right end of the inner conical shell 11 is connected with the left end of the inner cylinder body 51; the right end of the middle conical shell 12 is connected with the left end of the middle cylinder 52; the right end of the outer conical shell 13 is connected with the left end of the outer cylinder 53; the gaps between the inner conical shell 11 and the middle conical shell 12 and between the inner cylinder 51 and the middle cylinder 52 form a millimeter wave smoke agent flow channel 63 of the puffing chamber; the gaps between the middle conical shell 12 and the outer conical shell 13 and between the middle cylinder 52 and the outer cylinder 53 form a puffing chamber tail gas auxiliary flow channel 62; the inner bores of the inner conical shell 11 and the inner cylinder 51 are a main exhaust flow passage 61 of the puffing chamber.
The combustion chamber assembly 5 further comprises a nozzle mounting seat 2, a fuel pipe 202, an ignition electrode 4 and a nozzle 201 arranged on the nozzle mounting seat 2, wherein the nozzle mounting seat 2 is arranged at the left end of the inner cylinder body 51, and the fuel pipe 202 penetrates through the middle cone shell 12 and the inner cone shell 11 from the outer cone shell 13 inwards and is connected with the nozzle 201; the ignition electrode 4 is mounted on the outer cylinder 53 and extends inwardly through the middle cylinder 52 and the inner cylinder 51 to a position adjacent the nozzle 201.
A swirler 3 is provided in front of the nozzle 201. By arranging the swirler 3, on one hand, strong air swirling is realized, and the mixing of fuel and air is enhanced, so that complete combustion is facilitated; on the other hand, strong swirling flow forms a backflow region, and the backflow region is favorable for ignition and forms a stable ignition source to maintain stable combustion.
The inner cylinder body 51 is provided with a plurality of feed holes 6, and the feed holes 6 communicate the millimeter wave smoke agent flow channel 63 of the puffing chamber with the inner hole of the inner cylinder body 51, so that the millimeter wave smoke agent can enter the inner cylinder body 51 conveniently. The inner cylinder 51 is provided with a plurality of cooling holes 7.
A temperature sensor 8 is arranged in the inner cylinder 51 near the outlet end. The temperature at the location of the smoke screen outlet is conveniently monitored by providing a temperature sensor 8.
The length of the middle cylinder body 52 is less than that of the inner cylinder body 51; the left section of the inner cylinder 51 is located in the middle cylinder 52, and the right section of the inner cylinder 51 is located in the outer cylinder 53. The structure can ensure that the millimeter wave smoke agent is concentrated in the flame center of the puffing chamber for sufficient heat exchange and puffing, and the millimeter wave smoke screen effect is better.
A base 9 is arranged at the bottom of the puffing chamber 30. The base 9 is provided to facilitate the fixing, placement and mounting of the expansion chamber 30.
As shown in fig. 3, in the present embodiment, the ejector 20 includes an outer casing 21, an intermediate casing 22, and an inner casing 23; the left end of the outer casing 21 is connected to the gas turbine 10; the middle shell 22 is arranged inside the outer shell 21, and a gap is formed between the middle shell 22 and the outer shell 21 to form an ejector tail gas secondary flow passage 25; the inner shell 23 is arranged inside the middle shell 22, and the left end of the middle shell 22 is connected with the left end of the inner shell 23; a gap is formed between the middle shell 22 and the inner shell 23 to form a millimeter wave smoke agent injection flow passage 26; the millimeter wave smoke agent feeding pipe 40 penetrates through the outer shell 21 and the middle shell 22 to be communicated with the millimeter wave smoke agent injection flow passage 26; an ejector tail gas main flow passage 24 is arranged on the inner shell 23; when the puffing chamber 30 is connected with the ejector 20, the ejector tail gas main flow passage 24 is communicated with the puffing chamber tail gas main flow passage 61; the ejector tail gas secondary flow passage 25 is communicated with the puffing chamber tail gas secondary flow passage 62; the millimeter wave smoke agent injection flow passage 26 is communicated with the millimeter wave smoke agent flow passage 63 of the puffing chamber.
The working principle of the invention is as follows: in the ejector 20, the high-speed jet tail gas of the gas turbine 10 enters the ejector 20 and then is divided into two paths, one path passes through the main ejector tail gas flow passage 24 (the path A in fig. 3), and the other path passes through the auxiliary ejector tail gas flow passage 25 (the path C in fig. 3), so that the high-speed jet tail gas blocking and pressure holding of the gas turbine is avoided and the back pressure influence on the gas turbine is avoided by dividing the high-speed jet tail gas of the gas turbine. The millimeter wave smoke agent enters the millimeter wave smoke agent injection flow channel 26 from the millimeter wave smoke agent feeding pipe 40 through injection, obtains kinetic energy under the injection effect of the high-speed jet gas in the injector tail gas main flow channel 24, and enters the millimeter wave smoke agent flow channel 63 of the puffing chamber 30 along with the high-speed jet gas (route B in figure 3). The secondary ignition is carried out in the puffing chamber 30, so that the temperature of the puffing chamber is quickly raised, the millimeter wave smoke agent enters the inner cylinder body 51 in the puffing chamber 30 to be mixed with high-temperature flame and high-temperature high-speed fuel gas for heat exchange, and the graphite worms are formed after quick puffing; the high-speed and large-flow gas jet flow generated by the gas turbine 10 and the puffing chamber 30 is utilized to distribute the puffed millimeter wave agent into the air, so as to form a large-area millimeter wave shielding smoke screen.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A millimeter wave smoke screen generating device comprising a gas turbine (10), characterized in that: the gas turbine engine further comprises an ejector (20) and a puffing chamber (30), wherein the ejector (20) is connected with the tail end of the gas turbine (10), and the puffing chamber (30) is connected with the exhaust end of the ejector (20); the ejector (20) is provided with a millimeter wave smoke agent feeding pipe (40).
2. The millimeter wave smoke screen generating device of claim 1, wherein: the puffing chamber (30) comprises a head assembly (1) and a combustion chamber assembly (5);
the head assembly (1) comprises an inner cone shell (11), a middle cone shell (12) and an outer cone shell (13); the combustion chamber assembly (5) comprises an inner cylinder body (51), a middle cylinder body (52) and an outer cylinder body (53); the right end of the inner conical shell (11) is connected with the left end of the inner cylinder body (51); the right end of the middle conical shell (12) is connected with the left end of the middle cylinder body (52); the right end of the outer conical shell (13) is connected with the left end of the outer cylinder body (53);
gaps between the inner conical shell (11) and the middle conical shell (12) and between the inner cylinder body (51) and the middle cylinder body (52) form a millimeter wave smoke agent flow channel (63) of the puffing chamber;
gaps between the middle cone shell (12) and the outer cone shell (13) and between the middle cylinder body (52) and the outer cylinder body (53) form a tail gas auxiliary flow passage (62) of the puffing chamber;
the inner bores of the inner conical shell (11) and the inner cylinder body (51) are tail gas main flow channels (61) of the puffing chambers.
3. The millimeter wave smoke screen generating device of claim 2, wherein: the combustor assembly (5) further comprises a nozzle mounting seat (2), a fuel pipe (202), an ignition electrode (4) and a nozzle (201) arranged on the nozzle mounting seat (2), the nozzle mounting seat (2) is arranged at the left end of the inner cylinder body (51), and the fuel pipe (202) penetrates through the middle cone shell (12) and the inner cone shell (11) from the outer cone shell (13) inwards and then is connected with the nozzle (201); the ignition electrode (4) is mounted on the outer cylinder (53) and extends inwardly through the middle cylinder (52) and the inner cylinder (51) to a position adjacent the nozzle (201).
4. The millimeter wave smoke screen generating device of claim 3, wherein: a swirler (3) is arranged in front of the nozzle (201).
5. The millimeter wave smoke screen generating device of claim 2, wherein: the inner cylinder body (51) is provided with a plurality of feeding holes (6), and the feeding holes (6) are communicated with the millimeter wave smoke agent flow channel (63) of the puffing chamber and the inner hole of the inner cylinder body (51).
6. The millimeter wave smoke screen generating device of claim 2, wherein: the inner cylinder (51) is provided with a plurality of cooling holes (7).
7. The millimeter wave smoke screen generating device of claim 2, wherein: and a temperature sensor (8) is arranged in the inner cylinder (51) close to the outlet end.
8. The millimeter wave smoke screen generating device of claim 2, wherein: the length of the middle cylinder body (52) is less than that of the inner cylinder body (51); the left section of the inner cylinder body (51) is positioned in the middle cylinder body (52), and the right section of the inner cylinder body (51) is positioned in the outer cylinder body (53).
9. The millimeter wave smoke screen generating device of claim 2, wherein: the ejector (20) comprises an outer shell (21), a middle shell (22) and an inner shell (23); the left end of the outer shell (21) is connected with the gas turbine (10);
the middle shell (22) is arranged inside the outer shell (21), and a gap is formed between the middle shell (22) and the outer shell (21) to form an ejector tail gas secondary flow passage (25); the inner shell (23) is arranged inside the middle shell (22), and the left end of the middle shell (22) is connected with the left end of the inner shell (23); a gap is formed between the middle shell (22) and the inner shell (23) to form a millimeter wave smoke agent injection flow passage (26); the millimeter wave smoke agent feeding pipe (40) penetrates through the outer shell (21) and the middle shell (22) and is communicated with the millimeter wave smoke agent injection flow passage (26); an ejector tail gas main flow passage (24) is arranged on the inner shell (23);
when the puffing chamber (30) is connected with the ejector (20), the ejector tail gas main flow passage (24) is communicated with the puffing chamber tail gas main flow passage (61); the ejector tail gas auxiliary flow passage (25) is communicated with the puffing chamber tail gas auxiliary flow passage (62); the millimeter wave smoke agent injection flow passage (26) is communicated with the millimeter wave smoke agent flow passage (63) of the puffing chamber.
10. The millimeter wave smoke screen generating device of claim 1, wherein: the bottom of the puffing chamber (30) is provided with a base (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111111530.XA CN113819807B (en) | 2021-09-18 | 2021-09-18 | Millimeter wave smoke screen generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111111530.XA CN113819807B (en) | 2021-09-18 | 2021-09-18 | Millimeter wave smoke screen generating device |
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| Publication Number | Publication Date |
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| CN113819807A true CN113819807A (en) | 2021-12-21 |
| CN113819807B CN113819807B (en) | 2023-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111111530.XA Active CN113819807B (en) | 2021-09-18 | 2021-09-18 | Millimeter wave smoke screen generating device |
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| CN (1) | CN113819807B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114588305A (en) * | 2022-03-04 | 2022-06-07 | 茅台学院 | Remote control walking virus aerosol sterilizing robot |
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| TW516567U (en) * | 1998-05-16 | 2003-01-01 | Chung Shan Inst Of Science | Apparatus for production of vermiform expandable graphite |
| CN1771522A (en) * | 2003-05-01 | 2006-05-10 | 西科姆株式会社 | Smoke screen generator |
| JP2016088824A (en) * | 2014-11-11 | 2016-05-23 | 株式会社ダイセル | Smoke screen source generating agent composition and smoke screen generator |
| CN105858649A (en) * | 2016-05-30 | 2016-08-17 | 宜昌市九天环保科技有限公司 | Graphite high-temperature expanding furnace |
| CN106014649A (en) * | 2016-07-13 | 2016-10-12 | 上海电气燃气轮机有限公司 | Axial force adjusting system for gas turbine |
| CN109141126A (en) * | 2018-09-14 | 2019-01-04 | 青岛云深动力科技有限公司 | The operating method of smoke generator and the smoke generator |
| CN209027378U (en) * | 2018-10-19 | 2019-06-25 | 中国人民武装警察部队工程大学 | Smoke type increases the anti-riot rifle grenade of journey |
| CN213953752U (en) * | 2020-12-02 | 2021-08-13 | 中国人民解放军32266部队 | Smoke generator draws gas cooling structure |
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2021
- 2021-09-18 CN CN202111111530.XA patent/CN113819807B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW516567U (en) * | 1998-05-16 | 2003-01-01 | Chung Shan Inst Of Science | Apparatus for production of vermiform expandable graphite |
| CN1771522A (en) * | 2003-05-01 | 2006-05-10 | 西科姆株式会社 | Smoke screen generator |
| JP2016088824A (en) * | 2014-11-11 | 2016-05-23 | 株式会社ダイセル | Smoke screen source generating agent composition and smoke screen generator |
| CN105858649A (en) * | 2016-05-30 | 2016-08-17 | 宜昌市九天环保科技有限公司 | Graphite high-temperature expanding furnace |
| CN106014649A (en) * | 2016-07-13 | 2016-10-12 | 上海电气燃气轮机有限公司 | Axial force adjusting system for gas turbine |
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| CN213953752U (en) * | 2020-12-02 | 2021-08-13 | 中国人民解放军32266部队 | Smoke generator draws gas cooling structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114588305A (en) * | 2022-03-04 | 2022-06-07 | 茅台学院 | Remote control walking virus aerosol sterilizing robot |
| CN114588305B (en) * | 2022-03-04 | 2023-12-19 | 茅台学院 | Virus aerosol disinfection robot capable of remotely controlling walking |
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| Publication number | Publication date |
|---|---|
| CN113819807B (en) | 2023-03-31 |
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