CN106180089B - A kind of aircraft toilet plumbing drain cleaning system - Google Patents
A kind of aircraft toilet plumbing drain cleaning system Download PDFInfo
- Publication number
- CN106180089B CN106180089B CN201610741941.XA CN201610741941A CN106180089B CN 106180089 B CN106180089 B CN 106180089B CN 201610741941 A CN201610741941 A CN 201610741941A CN 106180089 B CN106180089 B CN 106180089B
- Authority
- CN
- China
- Prior art keywords
- plumbing drain
- aircraft
- mouths
- cleaning system
- outlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000009428 plumbing Methods 0.000 title claims abstract description 42
- 238000004140 cleaning Methods 0.000 title claims abstract description 36
- 239000007788 liquid Substances 0.000 claims description 23
- 239000010865 sewage Substances 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 239000012459 cleaning agent Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 238000010586 diagram Methods 0.000 description 9
- 125000004122 cyclic group Chemical group 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
- B08B9/0321—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
- B08B9/035—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing by suction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D11/00—Passenger or crew accommodation; Flight-deck installations not otherwise provided for
- B64D11/02—Toilet fittings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B2209/00—Details of machines or methods for cleaning hollow articles
- B08B2209/02—Details of apparatuses or methods for cleaning pipes or tubes
- B08B2209/027—Details of apparatuses or methods for cleaning pipes or tubes for cleaning the internal surfaces
- B08B2209/032—Details of apparatuses or methods for cleaning pipes or tubes for cleaning the internal surfaces by the mechanical action of a moving fluid
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Sanitary Device For Flush Toilet (AREA)
Abstract
The invention discloses a kind of aircraft toilet plumbing drain cleaning systems.The cleaning system is attached by external pipeline and aircraft toilet plumbing drain, is formed circulation loop, is allow plumbing drain cleaning agent under the effect of the pressure, recycled in plumbing drain, to have the function that clean to aircraft plumbing drain scale remover.Principle of negative pressure work may be used in the system of the present invention, positive pressure principle can also be used to work, and accomplishes cycle cleaning, the clean effect of Ah is good, efficient.The system of the present invention is suitable for the various types now runed, need not manually be participated in during the entire process of system operation, run time is short, safe.
Description
Technical field
The invention belongs to space technology fields, and in particular to a kind of aircraft toilet plumbing drain cleaning system.
Background technology
Boeing, Air Passenger series aircraft lavatory be vacuum closet, after pressing the flush lever of lavatory, the flushing of lavatory is lived
Door is opened.In sewage pipe and dirt is discharged into dirty water collecting tank by the pressure difference of aircraft exterior by sewage conduct.Aircraft
Flying height provides necessary negative pressure of vacuum at 10,000 6 thousand feet or less, by onboard vacuum pump；Aircraft flight is more than 10,000 6 thousand
When feet, necessary vacuum force is provided by the pressure difference of cabin interior and aircraft exterior air.
The generation of plumbing drain internal dirt and using water hardness, hold flight class flying distance and main cabin configuration it is dirty
Water lines move towards related.In general, hold that flight class course line is longer, the water hardness of aircraft utilization water is higher, in plumbing drain
Wall more easy tos produce dirt, and the dirt of generation is also more difficult to remove.Dirt is thicker in plumbing drain, more influences dirty in pipeline
The flowing of water：The dirt of accumulation is thicker, and sewage bore more becomes smaller, and the flow velocity of sewage the more becomes the more slow.Sewage reduces flow velocity
The possibility of blocking will be increased, block the failure that will lead to unilateral or whole closestools in the worst case, what is used at present is clear
Clean method effect is bad, cannot efficiently solve problem.
Invention content
In view of the deficiencies of the prior art, the present invention proposes a kind of aircraft toilet plumbing drain cleaning systems, using negative pressure
Or positive pressure carries out wash cycles to plumbing drain, solves the problems, such as plumbing drain blocking.
A kind of aircraft toilet plumbing drain cleaning system, the b mouth phases of first pipe 4 and the first triple valve 2 on liquid reserve tank 1
Even, second pipe 5 is connected with a mouths of the second triple valve 3；The a mouths of first triple valve 2 and the b mouth pipelines of the second triple valve 3 converge
It is connected afterwards with filter 6, filter 6 is connected with pneumatic diaphragm pump 7, forms the first outlet 8 on cleaning system；Pneumatic diaphragm pump
Pipeline between 7 and liquid reserve tank 1 is equipped with the first two way valve 9；Pipeline between pneumatic diaphragm pump 7 and first outlet 8 is equipped with the
Two two way valves 10；The c mouths of second triple valve 3 are the second outlet on cleaning system；The c mouths of first triple valve 2 are that cleaning is set
Standby upper third exports；Any two outlet in selecting these three to export is connected with aircraft plumbing drain 11.
1 top of the liquid reserve tank is equipped with liquid spill-way 12.
The pneumatic diaphragm pump 7 is connected with flowmeter, and flowmeter is connect with gas flow control valve, gas flow control
Valve is connect with external compressed air, and air source is provided for cleaning system.
1 lower part of the liquid reserve tank is equipped with sewage draining exit 13.
Beneficial effects of the present invention：Principle of negative pressure work may be used in the system of the present invention, can also use positive pressure principle
Cycle cleaning is accomplished in work, and clean effect is good, efficient.The various types that the system of the present invention is suitable for now runing, system
It need not manually be participated in during the entire process of operation, run time is short, safe.
Description of the drawings
Fig. 1 is the plumbing drain cleaning system schematic diagram of the present invention；
One of the fundamental diagram of Fig. 2 plumbing drain cleaning system negative-pressure cyclics；
The two of the fundamental diagram of Fig. 3 plumbing drain cleaning system negative-pressure cyclics；
Fig. 4 is one of the fundamental diagram when system of the present invention uses negative pressure；
Fig. 5 be the present invention system use negative pressure when fundamental diagram two；
In figure, 1- liquid reserve tanks, the first triple valves of 2-, the second triple valves of 3-, 4- first pipes, 5- second pipes, 6- filterings
Device, 7- pneumatic diaphragm pumps, 8- first outlets, the first two way valves of 9-, the second two way valves of 10-, 11- aircraft plumbing drains, 12-
Liquid spill-way, 13- sewage draining exits.
Specific implementation mode
Below in conjunction with the accompanying drawings, the specific implementation mode of the present invention is described in detail, it is to be understood that the guarantor of the present invention
Shield range is not restricted by specific implementation.
A kind of aircraft toilet plumbing drain cleaning system, as shown in Figure 1, the first pipe 4 on liquid reserve tank 1 and the first threeway
The b mouths of valve 2 are connected, and second pipe 5 is connected with a mouths of the second triple valve 3；The b of a mouths and the second triple valve 3 of first triple valve 2
Mouth pipeline is connected after converging with filter 6, and filter 6 is connected with pneumatic diaphragm pump 7, forms the first outlet 8 on cleaning system；
Pipeline between pneumatic diaphragm pump 7 and liquid reserve tank 1 is equipped with the first two way valve 9；Between pneumatic diaphragm pump 7 and first outlet 8
Pipeline is equipped with the second two way valve 10；The c mouths of second triple valve 3 are the second outlet on cleaning system；The c of first triple valve 2
Mouth is the third outlet on cleaning equipment；Any two outlet in selecting these three to export is connected with aircraft plumbing drain 11.
1 top of the liquid reserve tank is equipped with liquid spill-way 12.The pneumatic diaphragm pump 7 is connected with flowmeter, and flowmeter is controlled with gas flow
Valve connects, and gas flow control valve is connect with external compressed air, and air source is provided for cleaning system.Under the liquid reserve tank 1
Portion is equipped with sewage draining exit 13.
As shown in Fig. 2, for the fundamental diagram of plumbing drain cleaning system negative-pressure cyclic, b mouths of the first triple valve 2 and the
The b mouths of two triple valves 3 are closed respectively, and the water outlet of second pipe 5 passes through cleaning system by the b mouths of the second triple valve 3 and c mouthfuls
Second outlet flows into aircraft plumbing drain 11；Pneumatic diaphragm pump 7 is started, the first triple valve is flowed through in the water outlet of aircraft plumbing drain 11
2 c mouths and a mouthfuls, excessively filter 6, pneumatic diaphragm pump 7, finally flow into liquid reserve tank 1, aircraft plumbing drain 11 forms negative pressure, completes
One work cycle.
As shown in figure 3, for the fundamental diagram of plumbing drain cleaning system negative-pressure cyclic, a mouths of the first triple valve 2 and the
The a mouths of two triple valves 3 are closed respectively, the water outlet of first pipe 4 pass sequentially through the first triple valve 2 b mouths and c mouthfuls, go out through third
Mouth inflow aircraft plumbing drain 11；Start pneumatic diaphragm pump 7, the water outlet of aircraft plumbing drain 11 flow through second pipe 5 b mouths and
C mouthfuls, filter 6 is crossed, pneumatic diaphragm pump 7 finally flows into liquid reserve tank 1, and aircraft plumbing drain 11 forms negative pressure, completes an operation
Cycle.
As shown in figure 4, for the fundamental diagram of plumbing drain cleaning system positive pressure cycle, a mouths of the first triple valve 2 and the
The c mouths of two triple valves 3 are closed respectively, and second pipe 5 is discharged a mouths for passing sequentially through the second triple valve 3 and b mouthfuls, cross filter 6,
Pneumatic diaphragm pump 7, finally flows into aircraft plumbing drain 11, and pneumatic diaphragm pump 7 provides positive pressure pressure；Aircraft plumbing drain 11 is discharged
Third outlet is crossed, the c mouths for flowing successively through the first triple valve 2 and b mouthfuls are exported by third, finally flow into liquid reserve tank 1, complete one
Cycle.
As shown in figure 5, for the fundamental diagram of plumbing drain cleaning system positive pressure cycle, c mouths of the first triple valve 2 and the
The b mouths of two triple valves 3 are closed respectively, and the water outlet of first pipe 4 passes sequentially through the b mouths and a mouthfuls, excessively filter of the first triple valve 2
6, pneumatic diaphragm pump 7 flows into aircraft plumbing drain 11 eventually by first outlet 8, and aircraft plumbing drain 11 was discharged second and goes out
Mouthful, flow successively through the second triple valve 3 c mouths and a mouthful, finally flow into liquid reserve tank 1, completion one recycles.
The performance parameter of aircraft toilet plumbing drain cleaning system is as follows：
Size：1300x1150x850 (long x wide x high)；
Weight：About 185 kilograms；
Liquid reserve tank：350-400L；
Type of drive：The Ya contracting Kong megapascal of Qi≤0.8；
Gas flow regulating valve door is installed on the right side of operation panel.Lower right side is divided into the selection of positive pressure system and negative pressure system
Valve.Two valves select different cleaning ways.
It is 2 pieces of pressure indication tables on left side, one piece for showing that flushing pressure, another piece of display extract pressure.Under right side
It is connect soon for gas circuit connection, the start-up and shut-down control valve of two air driven pumps.
Shell is made of corrosion-resistant PVC material, and water tank is also welded using corrosion-resistant PVC board.Valve pipeline is adopted
With corrosion-resistant PVC material or PP.Pressure indication table uses stainless steel.
The operating procedure of operation is rinsed using above system：
(1) sewage conduct cleaning equipment is put into appropriate location first；
(2) demand is cleaned according to aircraft plumbing drain, selects positive pressure cycle or negative-pressure cyclic cleaning；
(3) series connection aircraft plumbing drain and cleaning equipment pipeline, form positive pressure or negative-pressure vacuum circulation cleaning system；
(4) check lavatory pipeline whether leak, gas leakage；
(5) air source is connected, checks whether air gauge reaches specified pressure (0.3Mpa-0.5Mpa)；Detergent addition is set
In standby container；
(6) gas source switch is opened, whether observation liquid enters pipeline, and forms cycle；
(7) whether observation pipeline has fluid seepage, and if any leakage, pass hull closure, overhauls pipeline immediately；
(8) the plumbing drain wash cycles time should refer to the progress of aircraft maintenance work card；
(9) after wash cycles, dismounting filter core is cleaned；
(10) all pipelines are withdrawn, by each pipe interface of recovery before dismounting.
Claims (1)
1. a kind of aircraft toilet plumbing drain cleaning system, which is characterized in that the first pipe (4) and first on liquid reserve tank (1)
The b mouths of triple valve (2) are connected, and second pipe (5) is connected with a mouths of the second triple valve (3)；The a mouths of first triple valve (2) and the
The b mouth pipelines of two triple valves (3) are connected after converging with filter (6), and filter (6) is connected with pneumatic diaphragm pump (7), are formed clear
Wash the first outlet (8) in system；Pipeline between pneumatic diaphragm pump (7) and liquid reserve tank (1) is equipped with the first two way valve (9)；
Pipeline between pneumatic diaphragm pump (7) and first outlet (8) is equipped with the second two way valve (10)；The c mouths of second triple valve (3) are
Second outlet on cleaning system；The c mouths of first triple valve (2) are the third outlet on cleaning system；Select these three outlets
In any two outlet be connected with aircraft plumbing drain (11)；
Liquid reserve tank (1) top is equipped with liquid spill-way (12)；
The pneumatic diaphragm pump (7) is connected with flowmeter, and flowmeter is connect with gas flow control valve, gas flow control valve
Door is connect with external compressed air, and air source is provided for cleaning system；
Liquid reserve tank (1) lower part is equipped with sewage draining exit (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610741941.XA CN106180089B (en) | 2016-08-26 | 2016-08-26 | A kind of aircraft toilet plumbing drain cleaning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610741941.XA CN106180089B (en) | 2016-08-26 | 2016-08-26 | A kind of aircraft toilet plumbing drain cleaning system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106180089A CN106180089A (en) | 2016-12-07 |
| CN106180089B true CN106180089B (en) | 2018-08-17 |
Family
ID=57527005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610741941.XA Active CN106180089B (en) | 2016-08-26 | 2016-08-26 | A kind of aircraft toilet plumbing drain cleaning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106180089B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3354286A1 (en) * | 2017-01-30 | 2018-08-01 | Bayer Healthcare LLC | Non-sterile waste removal from a sterile process |
| CN109050559A (en) * | 2018-08-30 | 2018-12-21 | 山东中车华腾环保科技有限公司 | A kind of train toilet waste collector flushing of pipeline device and method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007004278A1 (en) * | 2007-01-23 | 2008-07-24 | Clepsys Gbr (Vertungsberechtigte Gesellschafter:Christian Bies | Sewer pipe i.e. toilet drain, cleaning method for e.g. aircraft, involves performing flushing agent-supply and returning flushing agent into collecting tank when flown through pipe, such that agent is circulated in closed circular flow |
| CN102886368A (en) * | 2012-09-25 | 2013-01-23 | 斯和平 | Integrated air conditioner pipe cleaning device without cleaning dead corner |
| CN103002996A (en) * | 2010-06-23 | 2013-03-27 | Ocs技术公司 | Method and apparatus for cleaning vessels |
| CN204074651U (en) * | 2014-07-04 | 2015-01-07 | 安徽金太阳生化药业有限公司 | A kind of reactor vacuum tube cleaning device |
| EP2448685B1 (en) * | 2009-06-30 | 2015-10-28 | Banny-Reiter, Ulrike | Device and method for cleaning wastewater lines of vacuum toilet systems |
| CN205966664U (en) * | 2016-08-26 | 2017-02-22 | 北京雅迪力特航空新材料股份公司 | Aircraft lavatory sewer piping cleaning system |
-
2016
- 2016-08-26 CN CN201610741941.XA patent/CN106180089B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007004278A1 (en) * | 2007-01-23 | 2008-07-24 | Clepsys Gbr (Vertungsberechtigte Gesellschafter:Christian Bies | Sewer pipe i.e. toilet drain, cleaning method for e.g. aircraft, involves performing flushing agent-supply and returning flushing agent into collecting tank when flown through pipe, such that agent is circulated in closed circular flow |
| EP2448685B1 (en) * | 2009-06-30 | 2015-10-28 | Banny-Reiter, Ulrike | Device and method for cleaning wastewater lines of vacuum toilet systems |
| CN103002996A (en) * | 2010-06-23 | 2013-03-27 | Ocs技术公司 | Method and apparatus for cleaning vessels |
| CN102886368A (en) * | 2012-09-25 | 2013-01-23 | 斯和平 | Integrated air conditioner pipe cleaning device without cleaning dead corner |
| CN204074651U (en) * | 2014-07-04 | 2015-01-07 | 安徽金太阳生化药业有限公司 | A kind of reactor vacuum tube cleaning device |
| CN205966664U (en) * | 2016-08-26 | 2017-02-22 | 北京雅迪力特航空新材料股份公司 | Aircraft lavatory sewer piping cleaning system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106180089A (en) | 2016-12-07 |
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