CN101007535A - Vacuum storage tank type defecation discharge system for high speed train - Google Patents
Vacuum storage tank type defecation discharge system for high speed train Download PDFInfo
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- CN101007535A CN101007535A CN 200710066684 CN200710066684A CN101007535A CN 101007535 A CN101007535 A CN 101007535A CN 200710066684 CN200710066684 CN 200710066684 CN 200710066684 A CN200710066684 A CN 200710066684A CN 101007535 A CN101007535 A CN 101007535A
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Abstract
The invention discloses a vacuum tank high-speed train excreta disposal system. It includes excrement collector mechanical components assembly, control executive valve components, dirt bin and controller. The excrement collector mechanical components assembly consists of urinal, washing ring, small water chamber and vacuum generator; the control executive valve components consist of one two-position four-way valve, one two-position three-way valve, two two-position two-way valves, one air-operated blow-off valve, two magnetic valves, three ball valves and a dirt bin antifreeze electric heating blanket power switch; the dirt bin is equipped with heat-insulating layer on the outer surface and anti-wave plate on the inner surface, the bin interlayer is equipped with antifreeze electric heating blanket; two pairs of controller are cold duplicate controller each other and consist of input, output and MCU module, it is the control central of whole system. The vacuum tank high-speed train excreta disposal system eliminates the pollution of train direct disposal washing rooms to the train route environment, solves the corrosion of dirt to the train running components and the problems of dirt is harm at the physical and mental health of passengers and railway maintenance staff.
Description
Technical field
The present invention relates to a kind of defecation discharge system for high speed train, be meant a kind of vacuum storage tank type defecation discharge system for high speed train especially.
Background technology
Improving constantly of passenger train speed, the drawback in straight-line lavatory shows especially day by day: pollute railway environment along the line, corrosion train travel parts, harm passenger and railroad maintenance personnel's health.For this reason, Ministry of Railways's science and technology department has carried out the special project research that pollute train in the straight-line lavatory: during the 100Km/h of train speed, straight-line lavatory railway car coliform recall rate reaches more than 60%, and sealed-type toilet railway car recall rate only is 1.6%; Studies show that further the large intestine of sealed-type toilet railway car comes from the secondary pollution of straight-line toilet contamination.
The high speed train of developed countries extensively adopts sealed-type toilet, studies at present and the sealed-type toilet that uses is broadly divided into plug-type two kinds of vacuum freeze mode, vacuum, and the sealed-type toilet that the China railways passenger vehicle is introduced is in the majority with the vacuum freeze mode.Domestic defective at the straight-line lavatory, various imaginations and patent were just constantly proposed since 86 years, as train closet ight soil automatic processing device (ZL86208858), a kind of passenger train shit gathering equipment (ZL200320114376.2), toilet special for train (200410079340.4) and method for treating train toilet wastewater (200610026034.3) etc., do not see that regrettably above-mentioned patent obtains the report of practical application, and domestic relevant patent and international mainstream technology are far from each other.
High-speed Train Toilet Excrement And Urine Blowdown System (ZL03151270.4) adopts high pressure that a spot of water is half atomised form flushing toilet bowl, the dirt temporary storage cavity is evacuated, open foul valve in the moment that water dash to finish dirt is sucked temporary storage cavity, close foul valve then and pressurization makes dirt spray to roadbed.This system has carried out innovative design at the deficiency of external defecate collection device drain valve at aspects such as physical construction, material, mode of motion and packing techniquies, has proposed special-purpose drain valve (ZL03151271.2).The High-speed Train Toilet Excrement And Urine Blowdown System examining report that Zhejiang Province's quality supervision department provides shows that design reaches re-set target.High-speed Train Toilet Excrement And Urine Blowdown System has solved the corrosion of discharging straight-line lavatory to the train ground-engaging element, to passenger and train service personnel health affected, still exists but pollute railway problem of environment along the line.Calendar year 2001 the High-speed Train Toilet Excrement And Urine Blowdown System project initiation, railway interests's tendency at first solves toilet contamination to the train ground-engaging element, to passenger and train service personnel health affected, relates to the huge Ground Processing System that is used for the train dirt of construction because eliminate railway pollution along the line.Ground Processing System not only needs huge one-time investment, and needs the high day-to-day operation expense of payment.As the railway operation department of enterprise, for the ground dirt disposal system that can not bring any economic benefit, holding a negative attitude is first reaction of instinct.
Continuous reinforcement along with people's environmental protection consciousness; railway operation department, environmental administration and society have recognized that pollution along the line is the social concern that needs to be resolved hurrily to train toilet contamination to railway; it is the bounden social responsibility of enterprise; even input a huge sum of money is even spend high day-to-day operation expense.For setting up friendly environment society, this is enterprise and the social cost that must pay.2003---2004, railway competent authorities turned to the sealed-type toilet scheme of recommending.Therefore, on the basis of former High-speed Train Toilet Excrement And Urine Blowdown System, proposed vacuum storage tank type defecation discharge system for high speed train, solved the pollution of train toilet contamination to railway environment along the line, the weak point that original system in the test is exposed is made corresponding improvement simultaneously.
Summary of the invention
The purpose of this invention is to provide a kind of vacuum storage tank type defecation discharge system for high speed train.
Vacuum storage tank type defecation discharge system for high speed train comprises defecate collection device mechanical part assembly, control execution valve module, dirt box and controller composition; Described defecate collection device mechanical part assembly is made up of urinal, washing ring, little water tank and vacuum generator; The washing ring that a plurality of water injectors are formed is set in the urinal, pneumatic injection vacuum generator links to each other with the outlet of first two-position two-way solenoid valve, second two-position two-way solenoid valve respectively, and the import of first two-position two-way solenoid valve connects the source of the gas high pressure gas through the bleed pressure sensor; The bottom of little water tank links to each other with washing ring, and the top of little water tank links to each other with the control mouth of two-position three way magnetic valve, and the import of two-position three way magnetic valve connects the source of the gas high pressure gas, and atmosphere is led in the outlet of two-position three way magnetic valve; The bottom sidewall of little water tank links to each other with the outlet of electromagnetic valve through level sensor, and the import of electromagnetic valve links to each other with the water storage tank at train top.
Described control is carried out valve module and is comprised two-position four-way solenoid valve, two-position three way magnetic valve, flood valve, first two-position two-way solenoid valve, pneumatic drain valve, second two-position two-way solenoid valve, first ball valve, electromagnetic valve, second ball valve, the 3rd ball valve, the antifreeze electric blanket source switch composition of dirt box, the antifreeze electric blanket source switch of electromagnetic valve and dirt box is controlled by controller, electromagnetic valve links to each other with pneumatic drain valve, and first two-position two-way solenoid valve, second two-position two-way solenoid valve link to each other with vacuum generator; Two-position three way magnetic valve, flood valve link to each other with little water tank, and little water tank links to each other with washing ring; The bottom discharge mouth of the import of pneumatic drain valve and urinal joins, the outlet of pneumatic drain valve is connected with the top inlet of dirt box, two control mouths of pneumatic drain valve are connected with the control mouth of electromagnetic valve respectively, and the import of electromagnetic valve connects the source of the gas high pressure gas, and electromagnetic valve outlet leads to atmosphere.
Dirt box external application heat-insulation layer is embedded with antifreeze electric blanket and temperature sensor between heat-insulation layer and the dirt box; Dress washboard in the dirt box, garbage barrier net is equipped with in the cooresponding washboard of level sensor bottom, on dirt box, be provided with first liquidometer, second liquidometer, link to each other with controller, the high-pressure spraying device is installed at the top of dirt box, the high-pressure spraying device links to each other with high pressure water by ball valve, and the electromagnetic valve that install the dirt box bottom links to each other with controller; Dirt box bottom mounting ball valve.
The internal module annexation of controller is: MCU module, power module link to each other with liquid level detection circuit, pressure detection circuit, temperature sensing circuit, key press detecting circuit respectively.
MCU module, temperature sensing circuit are: the 26th, 27,28,1,2,3,4,5 pins and the 8HEADER of ADC0809 join, the 9th, 10,25,24,23,22,6,17,14,15,8,18,19,20,21,7 pins of ADC0809 and the I/O mouth of FPGA join, ground connection after the 13rd, 16 pins of ADC0809 link to each other, the 11st, 12 pins of ADC0809 connect the 5V power supply after linking to each other; After connecing the 1st, 2 resistance respectively, the 15th, 16 pins of fpga chip connect the 3.3V power supply, the 15th, 16 pins of fpga chip connect ground connection behind the 1st, 2 buttons respectively, the 80th pin of fpga chip connects the 3rd pin of crystal oscillator, and the 4th pin of crystal oscillator connects the 3.3V power supply, the 2nd pin ground connection of crystal oscillator.
Described first liquidometer 11, second liquidometer 12 adopt mercury liquid level sensors, and mercury liquid level sensor is a glass-encapsulated pipe, in the silver of pouring water, an end of glass tube has two silver contacts, silver contact is respectively drawn lead.
The present invention follows the aim of setting up friendly environment society, on defecation discharge system for high speed train (ZL03151270.4) and pneumatic valve (ZL03151271.2) basis, after having carried out significant improvement and further improving, vacuum storage tank type defecation discharge system for high speed train has been proposed.Adopt high pressure that a small amount of half atomized water is injected into flushing toilet bowl, make ight soil be pooled to the urinal bottom, and adopt the method that vacuumizes that ight soil is sucked vacuum storage tank, dirt is included the ground dirt in and is handled pipe network behind the train arrival.Vacuum storage tank type defecation discharge system for high speed train has not only solved the corrosion of toilet contamination to the train ground-engaging element, to passenger and train service personnel health affected, and has eradicated the pollution of toilet contamination to railway environment along the line.Mechanical, pneumatic, the electric integrated vacuum storage tank type defecation discharge system of high speed train ight soil configuration, system carries out valve module, dirt box and controller by mechanical part assembly, control and forms, toilet contamination no longer is injected into roadbed and leaves in the vacuum storage tank, unloads dirt after arriving at a station.Dirt in the vacuum storage tank is included the technology path that the ground dirt is handled pipe network in by sewage draining exit.
Coated with hard Teflon, urinal surface (is commonly called as black Buddha's warrior attendant) Tu layer, can not only reduces by 20% washing water quantity, and make train attendant's dust alleviation work more convenient; The extender of Pneumatic vacuum eductor installs noise silencer additional, and pneumatic noise reduces 10dB, for the passenger provides a more comfortable journey environment.Only account in view of controller about one of the percentage of total system cost, its reliability is related to the long-term stability operation of total system, has therefore adopted two up-to-date technologys designs, two cover controllers cold spare each other, has improved the reliability of controller; At operating mode abominable in the train operation, adopt hard logic door configuring technical based on FPGA, prevent that the software race that may occur from flying phenomenon, further improved the reliability of controller.
Maximum different being of vacuum storage tank type defecation discharge system for high speed train and High-speed Train Toilet Excrement And Urine Blowdown System (ZL03151270.4): the vacuum dirt storage tank of the former train bottom configuration 400L.Dirt box is made by corrosion-resistant steel, and the external application heat-insulation layer is embedded with antifreeze electric blanket and temperature sensor between heat-insulation layer and the dirt box; The dress washboard alleviates the impulsive force of dirt to dirt box in the dirt box; Garbage barrier net is equipped with in the cooresponding washboard of level sensor bottom, prevents that dirt from adhering to the ball float mercury liquid level sensor, influences the precision of level sensor; Dirt box 80%, 100% level sensor is respectively installed a cover at dirt box over against both sides, parallel connection in twos exports controller to, has improved the reliability of dirt level gauging.The high-pressure spraying device is installed at the top of dirt box, links to each other with high pressure water by ball valve.The electromagnetic valve that install the dirt box bottom is controlled by the controller the emergent discharging when being used for train operation; The ball valve that install dirt box bottom then is used for the dirty operation of unloading behind the train arrival.
Description of drawings
Fig. 1 is the structural representation of vacuum storage tank type defecation discharge system for high speed train;
Fig. 2 is a vacuum storage tank type defecation discharge system for high speed train controller circuitry block diagram;
Fig. 3 is MCU module of the present invention, temperature sensing circuit circuit diagram;
Fig. 4 is a ball float mercury liquid level sensor structure principle chart of the present invention.
Fig. 5 is a working cycle task finite state machine of the present invention;
Fig. 6 is a vacuum storage tank type defecation discharge system for high speed train task graph of a relation;
Among the figure: two-position four-way solenoid valve 1, two-position three way magnetic valve 2, flood valve 3, little water tank 4, first two-position two-way solenoid valve 5, pneumatic drain valve 6, second two-position two-way solenoid valve 7, first ball valve 8, electromagnetic valve 9, second ball valve 10, first liquidometer 11, second liquidometer 12, the 3rd ball valve 13, urinal 14, washing ring 15, vacuum generator 16, bleed pressure sensor 17, level sensor 18, temperature sensor 19, antifreeze electric blanket 20, washboard 21, garbage barrier net 22, degree of vacuum pressure sensor 23, external application heat-insulation layer 24, spray equipment 25, dirt box 26, MCU module 27, mercury 28, silver contact 29, lead 30.
The specific embodiment
The present invention is further illustrated below in conjunction with accompanying drawing.
As shown in Figure 1, vacuum storage tank type defecation discharge system for high speed train comprises defecate collection device mechanical part assembly, control execution valve module, dirt box and controller composition; Described defecate collection device mechanical part assembly is made up of urinal 14, washing ring 15, little water tank 4 and vacuum generator 16; The washing ring 15 that a plurality of water injectors are formed is set in the urinal 14, pneumatic injection vacuum generator 16 links to each other with the outlet of first two-position two-way solenoid valve 5, second two-position two-way solenoid valve 7 respectively, and the import of first two-position two-way solenoid valve 5 connects the source of the gas high pressure gas through bleed pressure sensor 17; The bottom of little water tank 4 links to each other with washing ring 15, and the top of little water tank 4 links to each other with the control mouth of two-position three way magnetic valve 2, and the import of two-position three way magnetic valve 2 connects the source of the gas high pressure gas, and atmosphere is led in the outlet of two-position three way magnetic valve 2; The bottom sidewall of little water tank 4 links to each other through the outlet of level sensor 18 with electromagnetic valve 3, and the import of electromagnetic valve 3 links to each other with the water storage tank at train top.
Described control is carried out valve module and is comprised two-position four-way solenoid valve 1, two-position three way magnetic valve 2, flood valve 3, first two-position two-way solenoid valve 5, pneumatic drain valve 6, second two-position two-way solenoid valve 7, first ball valve 8, electromagnetic valve 9, second ball valve 10, the 3rd ball valve 13, the antifreeze electric blanket source switch composition of dirt box, the antifreeze electric blanket source switch of electromagnetic valve and dirt box is controlled by controller, electromagnetic valve 1 links to each other with pneumatic drain valve 6, and first two-position two-way solenoid valve 5, second two-position two-way solenoid valve 7 link to each other with vacuum generator 16; Two-position three way magnetic valve 2, flood valve 3 link to each other with little water tank 4, and little water tank 4 links to each other with washing ring 15; The bottom discharge mouth of the import of pneumatic drain valve 6 and urinal 14 joins, the outlet of pneumatic drain valve 6 is connected with the top inlet of dirt box 26, two control mouths of pneumatic drain valve are connected with the control mouth of electromagnetic valve 1 respectively, and the import of electromagnetic valve 1 connects the source of the gas high pressure gas, the logical atmosphere of electromagnetic valve 1 outlet.
The vacuum storage tank type defecation discharge system for high speed train working process divides two stages.New field of technical activity: two-position four-way solenoid valve dead electricity, pneumatic drain valve cuts out, appliance controller starts two two-position two-way solenoid valves and gets the work of electrovacuum producer, vacuum generator vacuumizes for the ight soil storage tank, after degree of vacuum reached requirement, appliance controller stopped the work of vacuum generator and makes two two-position two-way solenoid valve dead electricity.Appliance controller must be established flood valve by cable and is opened, and the water of the large water tank at train top enters little water tank by the flood valve of water pipe and unlatching, and the air of little water tank is through the water injector exhaust to atmosphere.Level sensor is measured little high water tank and is satisfied condition, and appliance controller is closed the flood valve dead electricity.Working stage: after passenger's stool and urine is intact, press flush knob, signal input appliance controller, appliance controller makes two-position two-way solenoid valve get TURP and changes, because the flood valve dead electricity is closed, the high pressure gas of source of the gas enters little water tank by two-position two-way solenoid valve, forces the water in the little water tank to spray by water injector, and ight soil is flowed near the bottom discharge mouth of urinal.After certain time-delay, appliance controller makes two-position four-way solenoid valve get TURP and changes, the high pressure gas of source of the gas drives pneumatic drain valve by two-position four-way solenoid valve and switches unlatching, the ight soil storage tank makes and flows to the bottom that near the ight soil of urinal bottom discharge mouth is inhaled into the ight soil storage tank owing to be evacuated in the new field of technical activity.After certain time-delay, appliance controller switches the two-position four-way solenoid valve dead electricity, and the high pressure gas of source of the gas drives pneumatic drain valve switching by two-position four-way solenoid valve and closes, and working stage finishes.Enter the new field of technical activity immediately after the end, the passenger gets ready for next bit.When the High-speed Train Toilet Excrement And Urine Blowdown System dirt had reached 100% liquid level, the train attendant stirred emergent locking key, and electromagnetic valve is opened, and the dirt box dirt is realized dump on request.Train arrival is taken out dung-cart and is connected the ball valve open, and ball valve reconfiguration high pressure gas makes ight soil in the ight soil storage tank enter to take out dung-cart or enter the ground dirt by the ball valve of opening and handles pipe network; High pressure water is by opened ball valve flushing ight soil storage tank then, and sewage enters takes out dung-cart.The reserves of liquidometer monitoring ight soil in the ight soil storage tank reach at 80% o'clock and give the alarm, and reach at 100% o'clock, then close use or dump after emergent the use.
As shown in Figure 2, the internal module annexation of controller is: MCU module 27, power module link to each other with liquid level detection circuit, pressure detection circuit, temperature sensing circuit, key press detecting circuit respectively.It is the fpga chip of XC2S100E that controller adopts model, has 100,000 scales, 600 configurable logical blocks (CLB), 202 I/O mouths, 40K Bit BlockRAM, 4 delay phase-locked loops (DLL).As main chip, utilize its affluent resources with the XC2S100E fpga chip, adopt the programming of Verilog hardware description language, it is configured to three module load modules, other modules beyond MCU module (32) and the output module visit FPGA.
The controller of vacuum pressure type shit gathering equipment is the control maincenter of system, and the performance of controller plays conclusive effect to the long-term stability operation of system.In order to guarantee the long-term stability operation of system, the vacuum pressure type shit gathering equipment has been introduced the cold spare technology in the dominant project, in case break down, switches to the backup plate and gets final product.
The hardware configuration of controller mainly is made up of MCU module 27, power module, liquid level detection circuit, temperature sensing circuit, pressure detection circuit, keyboard checking circuit.Disturb in order to prevent that input and output from introducing, all inputs all insert MCU through after the light-coupled isolation earlier again, and all output modules all pass through this schmitt trigger and metal-oxide-semiconductor drives electromagnetic valve.
As shown in Figure 3, MCU module 27, temperature sensing circuit are: the 26th, 27,28,1,2,3,4,5 pins and the 8HEADER of ADC0809 join, the 9th, 10,25,24,23,22,6,17,14,15,8,18,19,20,21,7 pins of ADC0809 and the I/O mouth of FPGA join, ground connection after the 13rd, 16 pins of ADC0809 link to each other, the 11st, 12 pins of ADC0809 connect the 5V power supply after linking to each other; After connecing the 1st, 2 resistance respectively, the 15th, 16 pins of fpga chip connect the 3.3V power supply, the 15th, 16 pins of fpga chip connect ground connection behind the 1st, 2 buttons respectively, the 80th pin of fpga chip connects the 3rd pin of crystal oscillator, and the 4th pin of crystal oscillator connects the 3.3V power supply, the 2nd pin ground connection of crystal oscillator.
As shown in Figure 4, vacuum storage tank type defecation discharge system for high speed train ball float mercury liquid level sensor structure principle chart.Because the liquid level of vacuum dirt box is with rocking that train operation does not stop, and work under bad environment, level measuring method effects such as differential pressure commonly used, super sonic, electric capacity, radar are not satisfactory, and the present invention adopts ball float mercury liquid level sensor and probability filtering technique to obtain good result.Mercury liquid level sensor is a glass-encapsulated pipe, in pour water silver 28, an end of glass tube has two silver contacts 29, silver contact is respectively drawn lead 30.When mercury liquid level sensor was in the state of Fig. 4-1, silver contact disconnected, and the input resistance of primary controller is infinitely great; When mercury liquid level sensor was in the state of Fig. 4-2, silver contact was by the mercury short circuit, and the input resistance of primary controller is zero.Mercury liquid level sensor is embedded in the soft rubber pipe of ball float, shown in Fig. 4-3,4-4; Ball float causes the mercury change in location in the mercury liquid level sensor with the liquid level change of dirt box dirt.This level sensor is simple in structure, and reliable operation is easy to maintenance.The garbage barrier net of washboard bottom can not stick on the ball float dirt (ight soil, toilet paper etc.), promptly can not influence the precision of ball float mercury liquid level sensor.A cover 80%, 100% level sensor is installed in the dirt box both sides over against each, and output is connected in parallel to the controller load module in twos, even the extreme case that dirt adheres to one of them ball float occurs, still can guarantee the correctness of dirt level gauging.Custom-designed high-pressure spraying device is guaranteed the cleaning of ball float when dirt unloads.The dirt liquid level fluctuates with train, adopts the probability filtering technique to eliminate, and the every collection of liquid level signal 8 times if 6 times is short circuit, thinks that then signal is effective.
As shown in Figure 5, vacuum storage tank type defecation discharge system for high speed train working cycle task finite state machine.Controller software detects 7 tasks by initialization, keyboard scan, working cycle, emergency mode, shit-collecting box insulation, pressure detection, liquid level to be formed, and below each task is made brief description:
Initialization: responsible system power on the back equipment initialization and create other task.
Keyboard scan: button detects, and not to handling by strong, when detecting urgent button and press, the key scan task sends signal 1 to the emergency mode task in the keyboard scan task; When detecting passenger's flush button and press, the key scan task sends signal 2 to the working cycle task.
Pressure detection: shit-collecting box degree of vacuum, bleed pressure detect and send sign to the working cycle task.
Liquid level detects: little water tank, shit-collecting box 80%, 100% liquid level detect, and send sign to the working cycle task.
The shit-collecting box insulation: measures ambient temperature, open heater switch when being lower than 0 ℃, close heater switch when being higher than 5 ℃, this task independent operating.
Emergency mode: when bus attendant is pressed urgent locking key, close all valve outputs, directly start electromagnetic valve 9 by the key scan task and open blowdown.
Working cycle: the main task of system, finish the flushing of closet, by the keyboard scan task start.The working cycle task must read the observed reading of pressure detection task, liquid level detection task.The working cycle task is controlled with a finite state machine.Below each state, condition are made brief description.
Readiness: during system reset, state machine enters readiness.In readiness, state machine adds water to little water tank, and dirt box vacuumizes; One-condition 1 satisfies when setting degree of vacuum when little water tank topped up with water and dirt box reach, and state machine enters condition of readiness; Otherwise state machine continues to add water to little water tank or temporary storage cavity is vacuumized.
Condition of readiness: wait for pressing of passenger's flush button, if flush button is pressed---condition 2 satisfies, and then enters little water tank pressurized state.
Little water tank pressurized state: to the water pressurization of little water tank, when pressure arrives setting value---condition 3 satisfies, and enters the flushing toilet bowl state.
The flushing toilet bowl state: open little water outlet of water tank, flushing toilet bowl 2 seconds---condition 4 satisfies, and enters the blowdown state.
The blowdown state: open foul valve, close little water tank pressurizing valve, water outlet after 2 seconds, dirt box continued soil pick-up 0.5 second---and condition 5 satisfies, and closes foul valve.
Dirt box vacuumizes state: dirt box vacuumizes, and enters shit-collecting box trapped dirt state.
Shit-collecting box trapped dirt state: so far a flush cycle finishes.State machine enters readiness.
Condition 1: the liquid level of little water tank and the degree of vacuum of dirt box reach setting value.
Condition 2: the passenger presses flush button.
Condition 3: little tank pressure reaches setting value.
Condition 4: flushing toilet bowl 2 seconds
Condition 5: blowdown 2.5 seconds
Condition 6: dirt box degree of vacuum reaches setting value
Condition 7: shit-collecting box trapped dirt 2 seconds
......
As shown in Figure 6, in the vacuum storage tank type defecation discharge system for high speed train task graph of a relation
Thick line is represented the event relation between the task, and fine rule is represented the sign transmission between the task.Below the signal, the sign that transmit between the task are made brief description:
Signal 1: the key scan task detects urgent button and presses, and sends a signal to the emergency mode task, starts the emergency mode task.
Signal 2: the key scan task detects flush button and presses, and sends a signal to the working cycle task, starts the working cycle task.
Sign 1: the emergency mode task sends sign (Urgency) and gives the working cycle task, hangs up the working cycle task.
Sign 2: the emergency mode task sends sign (Urgency) and gives the temperature detection task, hangs up shit-collecting box insulation task.
Sign 3: comprise little water tank moulding pressure 3_1 (waterPress), 2 signs of dirt box degree of vacuum 3_2 (holeVacuum).
Sign 4: comprise little high water tank 4_1 (waterPosition), shit-collecting box 80% liquid level 4_2 (sen_water_level80), 3 signs of shit-collecting box 100% liquid level 4_3 (sen_water_level100).
Claims (6)
1. a vacuum storage tank type defecation discharge system for high speed train is characterized in that comprising defecate collection device mechanical part assembly, control execution valve module, dirt box and controller composition; Described defecate collection device mechanical part assembly is made up of urinal (14), washing ring (15), little water tank (4) and vacuum generator (16); The washing ring (15) that a plurality of water injectors are formed is set in the urinal (14), pneumatic injection vacuum generator (16) links to each other with the outlet of first two-position two-way solenoid valve (5), second two-position two-way solenoid valve (7) respectively, and the import of first two-position two-way solenoid valve (5) connects the source of the gas high pressure gas through bleed pressure sensor (17); The bottom of little water tank (4) links to each other with washing ring (15), and the top of little water tank (4) links to each other with the control mouth of two-position three way magnetic valve (2), and the import of two-position three way magnetic valve (2) connects the source of the gas high pressure gas, and atmosphere is led in the outlet of two-position three way magnetic valve (2); The bottom sidewall of little water tank (4) links to each other through the outlet of level sensor (18) with electromagnetic valve (3), and the import of electromagnetic valve (3) links to each other with the water storage tank at train top.
2. a kind of vacuum storage tank type defecation discharge system for high speed train according to claim 1, it is characterized in that described control execution valve module comprises two-position four-way solenoid valve (1), two-position three way magnetic valve (2), flood valve (3), first two-position two-way solenoid valve (5), pneumatic drain valve (6), second two-position two-way solenoid valve (7), first ball valve (8), electromagnetic valve (9), second ball valve (10), the 3rd ball valve (13), the antifreeze electric blanket source switch of dirt box is formed, the antifreeze electric blanket source switch of electromagnetic valve and dirt box is controlled by controller, electromagnetic valve (1) links to each other with pneumatic drain valve (6), first two-position two-way solenoid valve (5), second two-position two-way solenoid valve (7) links to each other with vacuum generator (16); Two-position three way magnetic valve (2), flood valve (3) link to each other with little water tank (4), and little water tank (4) links to each other with washing ring (15); The bottom discharge mouth of the import of pneumatic drain valve (6) and urinal (14) joins, the outlet of pneumatic drain valve (6) is connected with the top inlet of dirt box (26), two control mouths of pneumatic drain valve are connected with the control mouth of electromagnetic valve (1) respectively, the import of electromagnetic valve (1) connects the source of the gas high pressure gas, the logical atmosphere of electromagnetic valve (1) outlet.
3. a kind of vacuum storage tank type defecation discharge system for high speed train according to claim 1 is characterized in that described dirt box (26) external application heat-insulation layer (24), is embedded with antifreeze electric blanket (20) and temperature sensor (19) between heat-insulation layer and the dirt box; Dress washboard (21) in the dirt box, garbage barrier net (22) is equipped with in the cooresponding washboard of level sensor bottom, on dirt box, be provided with first liquidometer (11), second liquidometer (12), link to each other with controller, high-pressure spraying device (25) is installed at the top of dirt box, high-pressure spraying device (25) links to each other with high pressure water by ball valve (13), and the electromagnetic valve (9) that install the dirt box bottom links to each other with controller; Dirt box bottom mounting ball valve (10).
4. a kind of vacuum storage tank type defecation discharge system for high speed train according to claim 1, it is characterized in that the internal module annexation of described controller is: MCU module (27), power module link to each other with liquid level detection circuit, pressure detection circuit, temperature sensing circuit, key press detecting circuit respectively.
5. a kind of vacuum storage tank type defecation discharge system for high speed train according to claim 1, it is characterized in that described MCU module (27), temperature sensing circuit are: the 26th, 27,28,1,2,3,4,5 pins and the 8HEADER of ADC0809 join, the 9th, 10,25,24,23,22,6,17,14,15,8,18,19,20,21,7 pins of ADC0809 and the I/O mouth of FPGA join, ground connection after the 13rd, 16 pins of ADC0809 link to each other, the 11st, 12 pins of ADC0809 connect the 5V power supply after linking to each other; After connecing the 1st, 2 resistance respectively, the 15th, 16 pins of fpga chip connect the 3.3V power supply, the 15th, 16 pins of fpga chip connect ground connection behind the 1st, 2 buttons respectively, the 80th pin of fpga chip connects the 3rd pin of crystal oscillator, and the 4th pin of crystal oscillator connects the 3.3V power supply, the 2nd pin ground connection of crystal oscillator.
6. a kind of vacuum storage tank type defecation discharge system for high speed train according to claim 1, it is characterized in that described first liquidometer 11, second liquidometer 12 adopt mercury liquid level sensor, mercury liquid level sensor is a glass-encapsulated pipe, in the silver (28) of pouring water, one end of glass tube has two silver contacts (29), and silver contact is respectively drawn lead (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100666845A CN100515842C (en) | 2007-01-11 | 2007-01-11 | Vacuum storage tank type defecation discharge system for high speed train |
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2007100666845A CN100515842C (en) | 2007-01-11 | 2007-01-11 | Vacuum storage tank type defecation discharge system for high speed train |
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| CN101007535A true CN101007535A (en) | 2007-08-01 |
| CN100515842C CN100515842C (en) | 2009-07-22 |
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Cited By (13)
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|---|---|---|---|---|
| CN102279031A (en) * | 2011-07-28 | 2011-12-14 | 南昌大学 | Noncontact type liquid level measuring device |
| CN102407814A (en) * | 2011-10-14 | 2012-04-11 | 安徽金诚汽车科技有限公司 | Sewerage system of coach toilet |
| RU2501689C1 (en) * | 2009-10-30 | 2013-12-20 | Сименс Акциенгезелльшафт | Railway carrier with controlled level of effluents tank filling |
| CN105213132A (en) * | 2015-11-02 | 2016-01-06 | 骆敏舟 | A kind of nursing bed that can process defecation |
| CN105460036A (en) * | 2016-01-06 | 2016-04-06 | 长春市朗瑞斯铁路装备有限公司 | Vacuum holding type dejectas collecting system |
| CN106965826A (en) * | 2017-04-18 | 2017-07-21 | 中国铁道科学研究院节能环保劳卫研究所 | A kind of toilet of locomotive for installing vacuum squatting pan |
| CN107472278A (en) * | 2017-08-08 | 2017-12-15 | 无锡北斗星通信息科技有限公司 | A kind of automatic pollution discharge method |
| CN108331128A (en) * | 2018-02-05 | 2018-07-27 | 西安建筑科技大学 | A kind of apparatus and method of excrement source separation |
| CN109515459A (en) * | 2017-09-18 | 2019-03-26 | 镇江市星翌交通设备配件有限公司 | A kind of bullet train vacuum excrement collector |
| CN110515405A (en) * | 2019-09-27 | 2019-11-29 | 天津大学 | The public dry pail latrine reaction chamber temperature control method of ecology based on FPGA |
| CN110712660A (en) * | 2019-10-22 | 2020-01-21 | 山东中车华腾环保科技有限公司 | Vacuum excrement collecting system for passenger train, passenger train and method |
| CN112519814A (en) * | 2020-12-24 | 2021-03-19 | 湖南真创环保科技有限公司 | Dirt collection system and method for improving space utilization rate of dirt box |
| CN113006220A (en) * | 2021-03-16 | 2021-06-22 | 上海菲澈环境科技有限公司 | Toilet stool adopting intelligent vacuum discharge system |
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- 2007-01-11 CN CNB2007100666845A patent/CN100515842C/en not_active Expired - Fee Related
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| RU2501689C1 (en) * | 2009-10-30 | 2013-12-20 | Сименс Акциенгезелльшафт | Railway carrier with controlled level of effluents tank filling |
| US8931510B2 (en) | 2009-10-30 | 2015-01-13 | Siemens Aktiengesellschaft | Rail vehicle with fill level monitoring of a wastewater tank |
| CN102279031A (en) * | 2011-07-28 | 2011-12-14 | 南昌大学 | Noncontact type liquid level measuring device |
| CN102279031B (en) * | 2011-07-28 | 2012-11-28 | 南昌大学 | Noncontact type liquid level measuring device |
| CN102407814A (en) * | 2011-10-14 | 2012-04-11 | 安徽金诚汽车科技有限公司 | Sewerage system of coach toilet |
| CN105213132A (en) * | 2015-11-02 | 2016-01-06 | 骆敏舟 | A kind of nursing bed that can process defecation |
| CN105460036A (en) * | 2016-01-06 | 2016-04-06 | 长春市朗瑞斯铁路装备有限公司 | Vacuum holding type dejectas collecting system |
| CN106965826A (en) * | 2017-04-18 | 2017-07-21 | 中国铁道科学研究院节能环保劳卫研究所 | A kind of toilet of locomotive for installing vacuum squatting pan |
| CN107472278A (en) * | 2017-08-08 | 2017-12-15 | 无锡北斗星通信息科技有限公司 | A kind of automatic pollution discharge method |
| CN107472278B (en) * | 2017-08-08 | 2018-03-23 | 何莉 | A kind of automatic pollution discharge method |
| CN109515459A (en) * | 2017-09-18 | 2019-03-26 | 镇江市星翌交通设备配件有限公司 | A kind of bullet train vacuum excrement collector |
| CN108331128A (en) * | 2018-02-05 | 2018-07-27 | 西安建筑科技大学 | A kind of apparatus and method of excrement source separation |
| CN110515405A (en) * | 2019-09-27 | 2019-11-29 | 天津大学 | The public dry pail latrine reaction chamber temperature control method of ecology based on FPGA |
| CN110712660A (en) * | 2019-10-22 | 2020-01-21 | 山东中车华腾环保科技有限公司 | Vacuum excrement collecting system for passenger train, passenger train and method |
| CN112519814A (en) * | 2020-12-24 | 2021-03-19 | 湖南真创环保科技有限公司 | Dirt collection system and method for improving space utilization rate of dirt box |
| CN113006220A (en) * | 2021-03-16 | 2021-06-22 | 上海菲澈环境科技有限公司 | Toilet stool adopting intelligent vacuum discharge system |
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