CN111976945A - Mining intrinsic safety type airship - Google Patents
Mining intrinsic safety type airship Download PDFInfo
- Publication number
- CN111976945A CN111976945A CN202010765220.9A CN202010765220A CN111976945A CN 111976945 A CN111976945 A CN 111976945A CN 202010765220 A CN202010765220 A CN 202010765220A CN 111976945 A CN111976945 A CN 111976945A
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- China
- Prior art keywords
- airship
- helium
- driving unit
- intrinsic safety
- central control
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- 238000005065 mining Methods 0.000 title claims abstract description 18
- 239000001307 helium Substances 0.000 claims abstract description 35
- 229910052734 helium Inorganic materials 0.000 claims abstract description 35
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims abstract description 35
- 239000007789 gas Substances 0.000 claims abstract description 33
- 239000003245 coal Substances 0.000 claims abstract description 17
- 238000012544 monitoring process Methods 0.000 claims abstract description 6
- 238000009423 ventilation Methods 0.000 claims abstract description 4
- 239000000126 substance Substances 0.000 claims description 2
- 229920002379 silicone rubber Polymers 0.000 claims 1
- 239000007779 soft material Substances 0.000 claims 1
- 238000004880 explosion Methods 0.000 abstract description 11
- 239000000725 suspension Substances 0.000 abstract description 5
- 230000002265 prevention Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000002817 coal dust Substances 0.000 description 7
- 230000036544 posture Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64B—LIGHTER-THAN AIR AIRCRAFT
- B64B1/00—Lighter-than-air aircraft
- B64B1/06—Rigid airships; Semi-rigid airships
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64B—LIGHTER-THAN AIR AIRCRAFT
- B64B1/00—Lighter-than-air aircraft
- B64B1/06—Rigid airships; Semi-rigid airships
- B64B1/24—Arrangement of propulsion plant
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64B—LIGHTER-THAN AIR AIRCRAFT
- B64B1/00—Lighter-than-air aircraft
- B64B1/58—Arrangements or construction of gas-bags; Filling arrangements
- B64B1/60—Gas-bags surrounded by separate containers of inert gas
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
Abstract
The invention discloses a mining intrinsic safety type airship and aims to solve the problem that the existing rotor type unmanned aerial vehicle technology is difficult to meet requirements of underground explosion prevention and long-time continuous flight of a coal mine. The invention relates to a mining intrinsic safety type airship which comprises a central control unit, a helium bag hull, a lifting driving unit, a forward-steering driving unit and a compressed air storage tank. The airship body adopts a helium gas bag structure to provide suspension lift force for the airship, so that the driving power of the airship is greatly reduced; the driving unit is driven by compressed air. The airship can realize downwind unpowered flight by utilizing ventilation airflow in an underground roadway, and can also be driven by the driving unit to fly and change the flight attitude. The mining intrinsic safety type airship can meet the requirements of underground coal mine explosion prevention and long-time continuous flight, and can be used for underground monitoring of various environmental parameters and underground rescue after disaster.
Description
Technical Field
The invention relates to the technical field of unmanned aircrafts, in particular to a flying device under an environment with gas and coal dust explosion danger in a coal mine.
Background
In recent years, various types of unmanned aerial vehicles are widely applied in various industries, particularly in the fields of disaster relief and emergency monitoring. The unmanned aerial vehicle also becomes one of research hotspots in underground application of a coal mine, but because the underground space environment of the coal mine is complex, particularly the danger of gas coal dust explosion exists, the traditional unmanned aerial vehicle cannot meet the explosion-proof requirement and cannot be directly applied to the underground coal mine. If reform transform traditional unmanned aerial vehicle into satisfying the explosion-proof requirement of mine, its explosion-proof structure can greatly increase the fuselage quality, contradicts with unmanned aerial vehicle needs subtract heavy requirement in order to increase duration, leads to the flight requirement that can't satisfy in the pit. The explosion-proof aircraft applicable to the underground coal mine environment with gas and coal dust explosion danger at present is blank. Therefore, the mining intrinsic safety type airship is designed and invented according to the defects of the prior aircraft technology, can meet the requirements of underground coal mine explosion prevention, can fly in the air for a long time under the environment with gas and coal dust explosion danger in the underground coal mine, and can be used for monitoring the environmental parameters of the mine and rescuing in the underground coal mine after disasters.
Disclosure of Invention
The invention provides a mining intrinsic safety type airship aiming at the problem that the existing aircraft cannot be applied to the mine underground environment with gas and coal dust explosion danger. The airship body adopts a helium bag structure, the requirement on the driving power of the airship is reduced by utilizing the lift effect generated by the helium bag, and the airship is driven by compressed air to realize the regulation and control of flight postures such as lifting, advancing, steering and the like. The mining intrinsic safety type airship can realize unpowered flight of the airship by utilizing roadway airflow driving in a mine roadway and also can realize powered flight by utilizing compressed air driving. The mining intrinsic safety type airship does not need to be driven by a high-power motor and powered by a high-capacity battery, the used central control unit circuit and device meet intrinsic safety requirements, can be used in the underground coal mine gas and coal dust explosion environment, meet mine explosion-proof requirements, can be used for monitoring underground coal mine environment parameters and rescuing after coal mine disasters, and fills the blank in the field of mining aircrafts.
Technical scheme
In order to achieve the above-mentioned object of the invention, the invention adopts the following technical scheme: a mining intrinsically safe airship comprising: the device comprises a central control unit, a helium bag hull, a lifting driving unit, an advancing-steering driving unit and a compressed air storage tank. Wherein the content of the first and second substances,
the central control unit adopts microcomputer intelligent control and is used for automatically adjusting and controlling the posture of the airship body, and all circuits and devices of the central control unit adopt intrinsic safety type design to meet the requirement of intrinsic safety type;
the helium air bag hull is formed by connecting two helium air bags in parallel, the helium air bags are of an inner-layer structure and an outer-layer structure, the inner air bag is filled with helium, and the outer air bag is filled with mixed gas of the helium and air and used for providing suspended flying lift force for the airship;
the lifting driving unit is arranged below the two helium gas bags connected in parallel, is driven by compressed air, consists of four gas nozzles provided with intrinsic safety control valve switches and is respectively arranged at four corners of the connected in parallel;
the forward-steering driving unit is respectively arranged at the lower sides of the middle parts of the two helium airbags, is driven by compressed air, consists of two gas nozzles provided with intrinsic safety control valve switches and is respectively arranged at the lower sides of the middle parts of the two airbags;
the compressed air storage tank is arranged below the parallel connection body of the two helium bags, is connected with the nozzles of the lifting driving unit and the advancing-steering driving unit through pipelines, and is provided with an intrinsic safety type control valve automatically controlled by a microcomputer of the central control unit in the middle of the pipeline connecting each nozzle.
Before the airship works, a proper amount of helium gas is filled into the outer bag of the air bag according to the weight of the whole airship, so that the airship can be suspended in the air under a standard atmospheric pressure.
When the airship works under a mine, the airship can fly under the wind flow force under the state of not providing power due to ventilation wind flow in most roadways under the mine. When the flying speed needs to be changed or the flying posture needs to be adjusted through steering, obstacle avoidance and the like, the microcomputer of the central control unit can control the switches of the gas nozzle control valves of the lifting driving unit and the advancing-steering driving unit, and air in the compressed air storage tank is sprayed out through the gas nozzle of the driving unit to generate a reverse thrust so that the airship can do lifting, advancing or steering motion.
The mining intrinsic safety type airship flies by utilizing the airflow of the tunnel and the power of the compressed air, has low energy consumption and no gas and coal dust explosion risk, and meets the requirement of underground explosion prevention of a coal mine. Compared with the prior art and research results, the invention has the advantages that: the electric parts of the central control unit of the airship all adopt intrinsic safety devices, the driving unit adopts compressed air for driving, the airship adopts a helium bag for providing suspended lifting force, and underground airflow is utilized for providing flying power for the airship, so that the integral airship can meet the mine explosion-proof requirement, and the safety is good. The invention is an aircraft applied to the coal mine environment for the first time, and fills the blank in the field of mine explosion-proof aircrafts.
Drawings
Fig. 1 is a simplified three-view diagram of the present invention.
FIG. 2 is a view showing the construction of an airbag according to the present invention.
1-air bag, 2-advancing-steering driving unit, 3-central control unit, 4-compressed air storage tank, 5-lifting driving unit and 6-undercarriage.
1-1 air bag outer bag and 1-2 air bag inner bag.
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.
As shown in fig. 1, the airship is formed by connecting two helium airbags 1 in parallel to provide a suspension lift force for the airship; the compressed air tank 4 stores enough compressed air, is arranged below the parallel connection body of the two helium gas bags, is connected with the nozzles of the advancing-steering power unit 2 and the suspension power unit 5 through pipelines, provides power for the advancing-steering power unit 2 and the suspension power unit 5, and is connected with the middle of each nozzle pipeline and is provided with an intrinsic safety type control valve automatically controlled by a microcomputer of the central control unit 3; the advancing-steering unit 2 is provided with two gas nozzles which are respectively arranged at the lower sides of the middle parts of the two air bags and jet compressed air backwards to generate reverse thrust so as to enable the airship to advance and fly; the suspension power unit 5 is provided with four gas nozzles which are fixed at four corners of the parallel connection body of the two air bags, and the microcomputer of the central control unit 3 controls the four nozzles to jet compressed air to generate reverse thrust to lift and suspend the airship; all the actions of the airship are completed by the coordination control of the central control unit 3.
The working process of the airship comprises the following steps:
a preparation stage: the inner bag 1-2 of the helium bag 1 of the airship is filled with a fixed amount of helium, and the outer bag 1-1 is filled with a certain amount of helium gas according to the total weight of the airship, so that the airship can be suspended in the air under a standard atmospheric pressure.
The working stage is as follows: starting an airship central control unit 3, flying the airship in a coal mine underground ventilation roadway, and enabling the airship to automatically suspend in the roadway and fly unpowered along with the airflow of the roadway; when the flying height needs to be changed, the microcomputer of the central control unit 3 automatically controls the gas pipeline control valve of the lifting driving unit 5 to be opened, the airship is adjusted to reach the required height, and the microcomputer of the central control unit 3 automatically controls the gas pipeline control valve of the lifting driving unit 5 to be closed; when the flying speed of the airship needs to be adjusted, the flying direction needs to be changed and the obstacle needs to be avoided, the microcomputer of the central control unit 3 automatically controls the two gas pipeline control valves of the advancing-steering driving unit 2 to be opened, the two pipeline control valves can be opened simultaneously or controlled respectively, the control of adjusting the flying speed of the airship, changing the flying direction and avoiding the obstacle is realized, and after the control requirement of the airship is completed, the microcomputer of the central control unit 3 automatically controls the gas pipeline control valve of the advancing-steering driving unit 2 to be closed.
Claims (6)
1. A mining intrinsic safety type airship, comprising: the device comprises a central control unit, a helium bag hull, a lifting driving unit, an advancing-steering driving unit and a compressed air storage tank. Wherein the content of the first and second substances,
the central control unit adopts microcomputer intelligent control and is used for automatically adjusting and controlling the posture of the airship body;
the helium bag hull is formed by connecting two helium bags in parallel, the helium bags are of an inner-outer double-layer structure, and helium is filled in the helium bags;
the lifting driving unit is arranged below the two helium bags which are connected in parallel;
the forward-steering driving units are respectively arranged at the lower sides of the middle parts of the two helium airbags;
and the compressed air storage tank is arranged below the two helium bags which are connected in parallel.
2. The mining intrinsic safety type airship of claim 1, wherein circuits and devices adopted by the central control unit meet intrinsic safety type requirements.
3. The mining intrinsic safety airship of claim 1, wherein the helium balloon is of an inner and outer double-layer structure; the inner layer air bag is composed of a plurality of hard shell spherical air bags which are not communicated with each other, helium is filled in the inner layer air bag, and the inner layer air bag is fixed at the bottom in the outer layer air bag; the outer layer air bag is made of a silicon rubber soft material, helium gas is filled according to the total mass of the airship, and the airship can be suspended in the air under a standard atmospheric pressure.
4. The mining intrinsic safety type airship according to claim 1, wherein the lifting driving unit is driven by compressed air and consists of four gas nozzles provided with intrinsic safety control valve switches, and the four gas nozzles are respectively arranged at four corners of the parallel connection body.
5. The mining intrinsically safe monitoring airship of claim 1, wherein the forward-steering driving unit is driven by compressed air and consists of two gas nozzles provided with intrinsically safe control valve switches, and the two gas nozzles are respectively arranged on the lower sides of the middle parts of the two air bags.
6. The mining intrinsically safe monitoring airship of claim 1, wherein the preparation phase is: the inner bag 1-2 of the helium bag 1 of the airship is filled with a fixed amount of helium, and the outer bag 1-1 is filled with a certain amount of helium gas according to the total weight of the airship, so that the airship can be suspended in the air under a standard atmospheric pressure.
The working stage is as follows: starting an airship central control unit 3, flying the airship in a coal mine underground ventilation roadway, and enabling the airship to automatically suspend in the roadway and fly unpowered along with the airflow of the roadway; when the flying height needs to be changed, the microcomputer of the central control unit 3 automatically controls the gas pipeline control valve of the lifting driving unit 5 to be opened, the airship is adjusted to reach the required height, and the microcomputer of the central control unit 3 automatically controls the gas pipeline control valve of the lifting driving unit 5 to be closed; when the flying speed of the airship needs to be adjusted, the flying direction needs to be changed and the obstacle needs to be avoided, the microcomputer of the central control unit 3 automatically controls the two gas pipeline control valves of the advancing-steering driving unit 2 to be opened, the two pipeline control valves can be opened simultaneously or controlled respectively, the control of adjusting the flying speed of the airship, changing the flying direction and avoiding the obstacle is realized, and after the control requirement of the airship is completed, the microcomputer of the central control unit 3 automatically controls the gas pipeline control valve of the advancing-steering driving unit 2 to be closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010765220.9A CN111976945A (en) | 2020-08-03 | 2020-08-03 | Mining intrinsic safety type airship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010765220.9A CN111976945A (en) | 2020-08-03 | 2020-08-03 | Mining intrinsic safety type airship |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111976945A true CN111976945A (en) | 2020-11-24 |
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ID=73446085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010765220.9A Pending CN111976945A (en) | 2020-08-03 | 2020-08-03 | Mining intrinsic safety type airship |
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| Country | Link |
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| CN (1) | CN111976945A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10114495A1 (en) * | 2001-03-25 | 2002-11-21 | Gudrun Mietz | Traction system for load-carrying air balloons has drive unit between balloon and its load |
| CN202295280U (en) * | 2011-08-11 | 2012-07-04 | 沈阳航空航天大学 | Display indoor airship |
| CN104590540A (en) * | 2014-11-13 | 2015-05-06 | 中国特种飞行器研究所 | Novel gasbag for airship |
| CN205952276U (en) * | 2016-08-04 | 2017-02-15 | 深圳光启空间技术有限公司 | Air injection system and aerostatics |
| CN106428507A (en) * | 2016-09-05 | 2017-02-22 | 南京航空航天大学 | Stratosphere airship and inflating and deflating adjusting method thereof |
-
2020
- 2020-08-03 CN CN202010765220.9A patent/CN111976945A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10114495A1 (en) * | 2001-03-25 | 2002-11-21 | Gudrun Mietz | Traction system for load-carrying air balloons has drive unit between balloon and its load |
| CN202295280U (en) * | 2011-08-11 | 2012-07-04 | 沈阳航空航天大学 | Display indoor airship |
| CN104590540A (en) * | 2014-11-13 | 2015-05-06 | 中国特种飞行器研究所 | Novel gasbag for airship |
| CN205952276U (en) * | 2016-08-04 | 2017-02-15 | 深圳光启空间技术有限公司 | Air injection system and aerostatics |
| CN106428507A (en) * | 2016-09-05 | 2017-02-22 | 南京航空航天大学 | Stratosphere airship and inflating and deflating adjusting method thereof |
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