CN114937340A - Narrow and small space life guarantee system of aircraft wing box - Google Patents
Narrow and small space life guarantee system of aircraft wing box Download PDFInfo
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- CN114937340A CN114937340A CN202210406982.9A CN202210406982A CN114937340A CN 114937340 A CN114937340 A CN 114937340A CN 202210406982 A CN202210406982 A CN 202210406982A CN 114937340 A CN114937340 A CN 114937340A
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- 238000012544 monitoring process Methods 0.000 claims abstract description 27
- 239000007789 gas Substances 0.000 claims abstract description 16
- 238000009423 ventilation Methods 0.000 claims abstract description 13
- 230000002159 abnormal effect Effects 0.000 claims abstract description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000001301 oxygen Substances 0.000 claims abstract description 4
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 4
- 230000007613 environmental effect Effects 0.000 claims description 8
- 239000004744 fabric Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 231100000614 poison Toxicity 0.000 claims description 3
- 230000007096 poisonous effect Effects 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 210000000707 wrist Anatomy 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 230000005856 abnormality Effects 0.000 claims 1
- 231100000331 toxic Toxicity 0.000 abstract 1
- 230000002588 toxic effect Effects 0.000 abstract 1
- 239000002912 waste gas Substances 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 5
- 239000011435 rock Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6802—Sensor mounted on worn items
- A61B5/681—Wristwatch-type devices
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/74—Details of notification to user or communication with user or patient ; user input means
- A61B5/746—Alarms related to a physiological condition, e.g. details of setting alarm thresholds or avoiding false alarms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
- B64F5/10—Manufacturing or assembling aircraft, e.g. jigs therefor
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
- G08B21/14—Toxic gas alarms
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/40—Weight reduction
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Toxicology (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- General Physics & Mathematics (AREA)
- Pathology (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- Environmental & Geological Engineering (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Manufacturing & Machinery (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Transportation (AREA)
- Physiology (AREA)
- Aviation & Aerospace Engineering (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention discloses a life support system for a narrow space of an aircraft wing box, which comprises a ventilation system, a personnel conveying system, an environment monitoring system and a personnel sign monitoring system, wherein the ventilation system comprises an air supply system and an air exhaust system, pipelines of the air supply system and the air exhaust system surround the inner space of the wing box, the air supply system supplies fresh air into the wing box, the air exhaust system exhausts waste gas in the wing box out of the wing box, the personnel conveying system directly reaches the wing tip from the end rib of the wing box and conveys operating personnel and operating tools to specified stations in the wing box, the environment monitoring system monitors oxygen content, organic gas, toxic and harmful gas and combustible gas in the wing box and gives an alarm when the environment is abnormal, and the personnel sign monitoring system monitors vital signs of the operating personnel in real time and gives an alarm when the operating personnel is abnormal.
Description
Technical Field
The application relates to the field of aircraft wing assembly manufacturing, in particular to a life support system for a narrow space of an aircraft wing box.
Background
The size of the airplane wing is large, the maintenance cover of the wing box is few, the operator is difficult to get in and out, meanwhile, the operator needs to construct in the narrow space of the oil tank when in horizontal assembly, a large amount of volatile harmful substances such as cleaning solvent, oil tank bottom coat and the like are used, the project develops an environment protection system which is suitable for the horizontal assembly of the wing box in a narrow space, can automatically lay a track to facilitate the entering and exiting of personnel and materials, improves the environment quality in the wing box, installs a ventilation system and detects the gas environment in the wing box in real time, the life health indexes of the operators are detected in real time, and a set of life support system is constructed to guarantee the construction requirements and safety of the operators and improve the product quality.
Disclosure of Invention
The application aims to provide a life support system for the narrow space of the wing box of the airplane in the narrow space of the closed wing box, and the system comprises an auxiliary system for the internal access of the wing box and an internal environment support system of the wing box.
In order to achieve the above purpose, the following technical scheme is adopted to realize the purpose:
the utility model provides an aircraft wing box narrow and small space life support system, a serial communication port includes ventilation system, personnel's conveying system, environmental monitoring system, personnel's sign monitoring system, ventilation system includes air supply system and exhaust system, air supply system and exhaust system's pipeline encircles wing box inner space, air supply system sends fresh air inside the wing box, exhaust system is with the inside exhaust gas exhaust wing box of wing box, personnel's conveying system is from the wing box end rib direct wingtip of department, convey appointed station in the wing box with operating personnel and operation tool, environmental monitoring system monitors the inside oxygen content of wing box, organic gas, poisonous and harmful gas, combustible gas sends out the police dispatch newspaper when the environment is unusual, personnel's sign monitoring system monitors operating personnel's vital sign in real time and sends out the police dispatch newspaper when operating personnel appear unusually.
Furthermore, an air supply system comprises an air supply pipeline and an air cooler, one end of the air supply pipeline is connected with the air cooler outside the wing box, and the other end of the air supply pipeline is conveyed to the wing tip of the wing box.
Furthermore, the air supply pipeline is a soft cloth belt, and the outer surface of the cloth belt is provided with a lighting lamp belt.
Furthermore, the exhaust system comprises an exhaust pipeline and an exhaust fan, wherein one end of the exhaust pipeline is arranged at the wing tip of the wing box, and the other end of the exhaust pipeline is connected with the exhaust fan outside the wing box.
Furthermore, the personnel conveying system comprises a long rail, a plurality of sections of basic rails and a carrying vehicle, one end of the long rail is placed at an inlet of a rib at the end of the wing box, the other end of the long rail is connected with the basic rails, the plurality of sections of basic rails are sequentially connected into an integral rail communicated with the wing tip along the wingspan direction, and the carrying vehicle is controlled by an operator to convey the carrying vehicle and an operating tool to a specified station along the laid rail.
Further, the long rail is a detachable structure with a centering block.
Further, the base track is a framework structure with V-shaped guide grooves.
Further, environmental monitoring system includes fixed sensor and host computer, and fixed sensor passes through the elbow clamp and hangs on the gusset of all wing ribs of wing box inside, and the host computer shows the inside environmental status of wing box in real time and sends red alarm when the environment takes place unusually.
Further, personnel's sign monitoring system includes bracelet and host computer, and the bracelet is worn in wrist department before operating personnel gets into the wing box, and real-time supervision operating personnel is at the inside concrete position of wing box and self vital sign, and host computer shows operating personnel's vital state in real time and sends out red alarm when taking place unusually.
The utility model provides an aircraft wing box narrow and small space life support system, the concrete implementation includes the following step:
the method comprises the following steps of 1, suspending a fixed sensor on a wing rib plate through an elbow clamp before installing upper and lower wall plates of a wing box, laying an exhaust pipeline to a wing tip from a wing root along a row of wing rib through holes in the wing box, and connecting an exhaust fan outside the wing box.
2 place long track in wing root department, guarantee that the track centering block is located the opening centre and can not rock about, long track sinks the card between two wing ribs, guarantees can not rock back and forth.
And 3, connecting the basic track with the long track to finish the laying of the basic track, and repeating the laying process of the basic track until the basic track is laid to the wing tip, so that a track passage is formed from the wing root to the wing tip.
And 4, placing the carrier loader on the wing root long rail, rolling up a pipe at one end of the air supply pipeline and hanging the pipe on a hanging shaft at the front end of the carrier loader, connecting the other end of the air supply pipeline with an air cooler, controlling a driver, driving the carrier loader to the wing tips, and finishing the laying of the air supply pipeline.
And 5, alternately opening the air cooler and the exhaust fan, detecting the internal environment condition of the wing box, and finishing the establishment of the ventilation system.
6 the operating personnel is lain after wearing good bracelet and is lain on the carrier loader, and drive carrier loader transports oneself and instrument to appointed station, and operating personnel begins work, and host computer real time monitoring operating personnel vital sign and wing box internal environment.
The application has the advantages that: under the objective environmental conditions of narrow and discontinuous structural characteristics of a wing rib channel and inconvenience in machining of wing ribs, a track passage from a wing root to a wing tip is designed, and personnel and materials can conveniently enter and exit. The system adopts a rail unit structure with an independent power system, realizes automatic laying of the rail, does not depend on manpower, has high automation degree, and has higher laying efficiency compared with a bridge girder erection machine type rail laying scheme; the track unit in the system has a telescopic rod structure, and the track unit which is being laid automatically pushes out a telescopic rod of the laid track unit, so that the problem that the track unit falls off due to the fact that the front end of the track unit is suspended in the air in the track laying process is solved; the system adopts a chain transmission structure, realizes power transmission between the rails and the carrier, solves the problem of continuous transmission between independent rail units, occupies smaller space and has stronger adaptability to gaps between the rail units compared with belt transmission and gear-rack transmission; the double-V-shaped track structure is adopted in the system, so that the driven wheel is guaranteed to have good smoothness when passing through gaps between the track units, and the guide effect of the V-shaped inclined plane of the structure guarantees that the rear end of a newly laid track unit is completely aligned with the front end of a laid track. In addition, the life support system for the narrow space of the aircraft wing box can adapt to different aircraft types, is general, cheap, efficient and accurate assembly equipment, and has great technical value and market popularization and application value.
The present application will be described in further detail with reference to the following drawings and examples.
Drawings
FIG. 1 is a layout of a life support system for a wing box of an aircraft in a narrow space;
FIG. 2 is an exploded view of a life support system for a wing box in a confined space;
FIG. 3 is a schematic view of a bracelet of a life support system for a narrow space of an aircraft wing box;
the numbering in the figures illustrates: 1. a ventilation system; 2. a personnel conveying system; 3. an environmental monitoring system; 4. a personnel sign monitoring system; 5. an air supply system; 6. an exhaust system; 7. a supply air line; 8. an air cooler; 9. an exhaust duct; 10. an exhaust fan; 11. a long rail; 12. a base track; 13. a carrier loader; 14. fixing the sensor; 15. an upper computer; 16. a hand ring.
Detailed Description
As shown in fig. 1-3, a life support system for a narrow space of a wing box of an airplane comprises a ventilation system 1, a personnel conveying system 2, an environment monitoring system 3 and a personnel sign monitoring system 4, wherein the ventilation system 1 comprises an air supply system 5 and an air exhaust system 6, pipelines of the air supply system 5 and the air exhaust system 6 surround the internal space of the wing box, the air supply system 5 supplies fresh air into the wing box, the air exhaust system 6 exhausts exhaust gas in the wing box, the personnel conveying system 2 directly reaches a wing tip from a rib at the end of the wing box, conveys an operator and an operating tool to a designated station in the wing box, the environment monitoring system 3 monitors oxygen content in the wing box, organic gas, poisonous and harmful gas, combustible gas and send out the police dispatch newspaper when the environment appears unusually, personnel's sign monitoring system 4 real-time supervision operating personnel vital sign and send out the police dispatch newspaper when operating personnel appears unusually.
And the air supply system 5 consists of an air supply pipeline 7 and an air cooler 8, one end of the air supply pipeline 7 is connected with the air cooler 8 outside the wing box, and the other end of the air supply pipeline is conveyed to the wing tip of the wing box.
The air supply pipeline 7 is a soft cloth belt, and an illuminating lamp belt is arranged on the outer surface of the cloth belt.
The exhaust system 6 is composed of an exhaust pipeline 9 and an exhaust fan 10, one end of the exhaust pipeline 9 is arranged at the wing tip of the wing box, and the other end of the exhaust pipeline is connected with the exhaust fan 10 outside the wing box.
The personnel conveying system 2 comprises a long rail 11, a plurality of sections of basic rails 12 and a carrying vehicle 13, one end of the long rail 11 is placed at an inlet of a rib at the end of the wing box, the other end of the long rail is connected with the basic rails 12, the plurality of sections of basic rails 12 are sequentially connected into an integral rail communicated with the wing tip along the wingspan direction, and an operator controls the carrying vehicle 13 to convey the operator and an operating tool to a specified station along the paved rail.
The long rail 11 is a detachable structure with a centering block.
The base rail 12 is a skeletal structure with V-shaped channels.
The environment monitoring system 3 comprises a fixed sensor 14 and an upper computer 15, the fixed sensor 14 is hung on rib plates of all wing ribs in the wing box through elbow clamps, and the upper computer 15 displays the environment state in the wing box in real time and gives a red alarm when the environment is abnormal.
Personnel's sign monitoring system 4 includes bracelet 16 and host computer 15, and bracelet 16 wears in wrist department before getting into the wing box at operating personnel, and real-time supervision operating personnel is at the inside concrete position of wing box and self vital sign, and host computer 15 shows operating personnel's vital state in real time and sends out red alarm when taking place unusually.
The life support system comprises the following steps:
1, before the upper wall plate and the lower wall plate of the wing box are installed, a fixed sensor 14 is hung on a rib plate of a wing rib through an elbow clamp, an exhaust pipeline 9 is paved to a wing tip from a wing root along a row of wing rib through holes in the wing box, and an exhaust fan 10 is connected to the outer portion of the wing box.
2 place long track 11 in wing root department, guarantee that the track is located the positive centre in entrance to a cave and can not rock about, long track 11 sinks to block between two wing ribs, guarantees can not rock back and forth.
3, connecting the basic track 12 with the long track 11, finishing the laying of the basic track 12, and repeating the laying process of the basic track 12 until the basic track 12 is laid to the wing tip, so that a track passage is formed from the wing root to the wing tip.
4, placing a carrier loader 13 on the wing root position long rail 11, rolling up and hanging one end pipe of the air supply pipeline 7 at the front end of the carrier loader 13, connecting the other end of the air cooler 8 with a control driver, driving the carrier loader 13 to the wing tip position, and finishing the laying of the air supply pipeline 7.
5, alternately opening the air cooler 8 and the exhaust fan 10, detecting the internal environment condition of the wing box, and completing the establishment of the ventilation system 1.
6 the operating personnel lies on carrier loader 13 after wearing bracelet 16, and drive carrier loader 13 transports oneself and instrument to appointed station, and operating personnel begins work, and host computer 15 real time monitoring operating personnel vital sign and wing box internal environment.
Claims (10)
1. The utility model provides an aircraft wing box narrow and small space life support system, a serial communication port includes ventilation system, personnel's conveying system, environmental monitoring system, personnel's sign monitoring system, ventilation system includes air supply system and exhaust system, air supply system and exhaust system's pipeline encircles wing box inner space, air supply system sends fresh air inside the wing box, exhaust system is with the inside exhaust gas exhaust wing box of wing box, personnel's conveying system is from the wing box end rib direct wingtip of department, convey appointed station in the wing box with operating personnel and operation tool, environmental monitoring system monitors the inside oxygen content of wing box, organic gas, poisonous and harmful gas, combustible gas sends out the police dispatch newspaper when the environment is unusual, personnel's sign monitoring system monitors operating personnel's vital sign in real time and sends out the police dispatch newspaper when operating personnel appear unusually.
2. The life support system for the narrow space of the aircraft wing box according to claim 1, wherein the air supply system comprises an air supply pipeline and an air cooler, one end of the air supply pipeline is connected with the air cooler outside the wing box, and the other end of the air supply pipeline is conveyed to the wing tip of the wing box.
3. The life support system for the narrow space of the aircraft wing box according to claim 2, wherein the air supply pipeline is a soft cloth belt, and an illuminating lamp strip is arranged on the outer surface of the cloth belt.
4. The life support system for narrow spaces of airplane wing boxes according to claim 1, wherein the exhaust system is composed of an exhaust pipeline and an exhaust fan, one end of the exhaust pipeline is arranged at the wing tips of the wing boxes, and the other end of the exhaust pipeline is connected with the exhaust fan outside the wing boxes.
5. The life support system for the narrow space of the aircraft wing box according to claim 1, wherein the personnel conveying system comprises a long rail, a plurality of sections of basic rails and a carrier loader, one end of the long rail is placed at an inlet of a rib at the end of the wing box, the other end of the long rail is connected with the basic rails, the plurality of sections of basic rails are sequentially connected into an integral rail communicated to a wing tip along a wingspan direction, and an operator controls the carrier loader to transport the operator and an operating tool to a designated station along the paved rail.
6. The aircraft wing box narrow space life support system of claim 5, wherein the long rail is a detachable structure with a centering block.
7. The flight vehicle narrow space life support system according to claim 5, wherein the base rail is a framework structure with V-shaped guide grooves.
8. The life support system for the narrow space of the wing box of the airplane according to claim 1, wherein the environment monitoring system comprises a fixed sensor and an upper computer, the fixed sensor is hung on rib plates of all wing ribs in the wing box through elbow clamps, and the upper computer displays the environment state in the wing box in real time and gives a red alarm when the environment is abnormal.
9. The aircraft wing box narrow space life support system according to claim 1, characterized in that the personnel sign monitoring system comprises a bracelet and an upper computer, the bracelet is worn on the wrist before an operator enters the wing box, the specific position of the operator inside the wing box and the vital signs of the operator are monitored in real time, and the upper computer displays the life state of the operator in real time and gives a red alarm when an abnormality occurs.
10. The life support system for the narrow space of the aircraft wing box is characterized by comprising the following steps of:
10-1 before the upper and lower wall plates of the wing box are installed, the fixed sensor is hung on the rib plate of the wing rib through an elbow clip, an exhaust pipeline is paved from the wing root to the wing tip along a row of wing rib through holes in the wing box, and the outer part of the wing box is connected with an exhaust fan.
10-2, the long track is placed at the wing root, so that the track centering block is located in the right middle of the hole and cannot sway left and right, and the long track sinks to be clamped between two wing ribs and cannot sway front and back.
10-3, connecting the basic track with the long track, completing basic track laying, and repeating the basic track laying process until the basic track is laid to the wing tip, so that a track passage is formed from the wing root to the wing tip.
10-4, placing the carrier vehicle on the wing root long track, rolling up a pipe at one end of the air supply pipeline and hanging the pipe on a hanging shaft at the front end of the carrier vehicle, connecting the other end of the air supply pipeline with an air cooler, controlling a driver, driving the carrier vehicle to the wing tips, and finishing laying of the air supply pipeline.
And 10-5, alternately turning on the air cooler and the exhaust fan, detecting the internal environment condition of the wing box, and finishing the establishment of the ventilation system.
10-6 operating personnel wear the bracelet after the tie lie on carrier loader, drive carrier loader and transport oneself and instrument to appointed station, operating personnel begins work, and host computer real time monitoring operating personnel vital sign and wing box internal environment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210406982.9A CN114937340A (en) | 2022-04-18 | 2022-04-18 | Narrow and small space life guarantee system of aircraft wing box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210406982.9A CN114937340A (en) | 2022-04-18 | 2022-04-18 | Narrow and small space life guarantee system of aircraft wing box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114937340A true CN114937340A (en) | 2022-08-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210406982.9A Pending CN114937340A (en) | 2022-04-18 | 2022-04-18 | Narrow and small space life guarantee system of aircraft wing box |
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| Country | Link |
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| CN (1) | CN114937340A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160347382A1 (en) * | 2015-05-29 | 2016-12-01 | The Boeing Company | Method and Apparatus for Moving a Robotic Vehicle |
| CN207043609U (en) * | 2017-08-21 | 2018-02-27 | 张士怀 | A kind of steel construction confined space welding soot purifying device |
| CN211543932U (en) * | 2019-12-13 | 2020-09-22 | 西安飞机工业（集团）有限责任公司 | Working platform of aircraft wing box assembly production line |
| CN111899492A (en) * | 2020-06-30 | 2020-11-06 | 广州中石科技有限公司 | Restricted space operation safety supervision method |
-
2022
- 2022-04-18 CN CN202210406982.9A patent/CN114937340A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160347382A1 (en) * | 2015-05-29 | 2016-12-01 | The Boeing Company | Method and Apparatus for Moving a Robotic Vehicle |
| CN207043609U (en) * | 2017-08-21 | 2018-02-27 | 张士怀 | A kind of steel construction confined space welding soot purifying device |
| CN211543932U (en) * | 2019-12-13 | 2020-09-22 | 西安飞机工业（集团）有限责任公司 | Working platform of aircraft wing box assembly production line |
| CN111899492A (en) * | 2020-06-30 | 2020-11-06 | 广州中石科技有限公司 | Restricted space operation safety supervision method |
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Application publication date: 20220823 |
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