CN109238755B - Novel maintenance test equipment for toilet bowl of railway vehicle - Google Patents
Novel maintenance test equipment for toilet bowl of railway vehicle Download PDFInfo
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- CN109238755B CN109238755B CN201811071784.1A CN201811071784A CN109238755B CN 109238755 B CN109238755 B CN 109238755B CN 201811071784 A CN201811071784 A CN 201811071784A CN 109238755 B CN109238755 B CN 109238755B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/08—Railway vehicles
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/005—Testing of electric installations on transport means
- G01R31/008—Testing of electric installations on transport means on air- or spacecraft, railway rolling stock or sea-going vessels
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- General Physics & Mathematics (AREA)
- Sanitary Device For Flush Toilet (AREA)
Abstract
Novel rail vehicle excrement collector overhauls test equipment, includes: the device comprises a simulated clean water tank, a simulated sewage tank, a skeleton trolley, a clean water and sewage pipeline and an electric integration and control device; the framework trolley is of a frame structure, four pulleys are arranged at the bottom, a sewage box mounting seat is arranged at the middle lower part, a simulated sewage box is arranged on the sewage box mounting seat, a simulated clear water box is arranged at the top, an electric integration and control device is fixed at the middle part of the front side, and a toilet collector mounting seat is arranged at two sides of the sewage box mounting seat respectively; clear water and sewage pipeline connect simulation clear water tank and collection stool pot, and sewage pipeline connects collection stool pot and simulation filth case, electric integration and controlling means connect simulation clear water tank, simulation filth case and collection stool pot, control the operation of whole check out test set, solve among the prior art and test the problem that the circuit break-make appears through the universal meter, find that collection stool pot has trouble before collection stool pot system loading.
Description
Technical Field
The invention relates to the field of detection equipment of railway vehicles, in particular to novel maintenance and test equipment for a toilet stool of a railway vehicle.
Background
At present, rail vehicles (such as motor cars and high-speed rails) are vehicles which are commonly selected for traveling in daily life, and almost every section of vehicle is provided with a excrement collector, and after the vehicle runs for 240 ten thousand kilometers, the excrement collector of a train needs to be subjected to four-stage repair, namely, the excrement collector is detached from the vehicle, and the components such as a slide valve, a water inlet electromagnetic valve, a flushing electromagnetic valve and the like are replaced.
The toilet is detached and can not be separated from the train to independently run, the running environment on the train is required to be simulated, the toilet belongs to an automatic system, the replaced parts are all executing parts, when a problem occurs, the phenomenon is instantaneous, the phenomenon is difficult to capture, the problem of which part can not be analyzed, the original train is tested and detected by using a universal meter, a pressure gauge and other fussy common testing tools, a great deal of manpower and time are required to be consumed, the detection item point only floats on the surface, the system is completely impossible to realize detection, the system detection result often cannot be related comprehensively, the system fault occurs frequently, and great apprehension is caused for maintenance and users. There is an urgent need for a comprehensive, precise, and convenient inspection apparatus for inspection.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides novel maintenance testing equipment for the excrement collector of the railway vehicle, which solves the problems in the prior art caused by the on-off of a test circuit of a universal meter, finds that the excrement collector has faults before the excrement collector system is loaded, slows down the system, and even repeats an action of the excrement collector so as to lead a tester to have plentiful time for finding the problems.
In order to achieve the above purpose, the present invention provides the following technical solutions: novel rail vehicle excrement collector overhauls test equipment, includes: the device comprises a simulated clean water tank, a simulated sewage tank, a skeleton trolley, a clean water and sewage pipeline and an electric integration and control device; the framework trolley is of a frame structure, four pulleys are arranged at the bottom of the framework trolley, the whole equipment is convenient to move, a sewage box installation seat is arranged at the middle lower part of the framework trolley, a simulated sewage box is installed on the framework trolley, a clear water box installation seat is arranged at the top of the framework trolley, a simulated clear water box is installed on the framework trolley, a fireproof plate fixed electric integration and control device is arranged in the middle of the front side of the framework trolley, a excrement collector installation seat is arranged at two sides of the sewage box installation seat respectively, and an excrement collector to be tested is installed on the excrement collector installation seat; the clean water and sewage pipeline comprises a clean water pipeline and a sewage pipeline, the clean water pipeline is connected with a simulated clean water tank and a toilet bowl, clean water is conveyed into the toilet bowl, the sewage pipeline is connected with the toilet bowl and a simulated sewage tank, sewage is conveyed from the toilet bowl to the simulated sewage tank, and the electric integration and control device is connected with the simulated clean water tank, the simulated sewage tank and the toilet bowl to control the operation of the whole detection equipment.
Further, the skeleton dolly is assembled by 20mmx20 mm's aluminium alloy, and the clear water tank installation seat frame that 4 sections enclose is established the simulation clear water tank around, and the mid-mounting is fixed electric integration and controlling means by the PLASTIC LAMINATED, and excrement collector mount pad includes 2 horizontal aluminium alloy and draws the aluminium alloy to one side, and both form triangle-shaped support for lay the excrement collector that awaits measuring.
Furthermore, the simulated clean water tank is formed by welding stainless steel plate coiled sheets with the thickness of 3mm and cover plates on two sides, the top and the bottom of the simulated clean water tank are respectively welded with a 4-branch external thread pipe, the external thread pipe at the bottom is connected with a tee joint of a clean water pipeline to supply water to equipment, and the external thread pipe at the top is ventilated when the simulated clean water tank is filled with water for reducing water.
Further, the simulated dirt box is formed by welding stainless steel plate coiled plates with the thickness of 2mm and cover plates on two sides, the top and the bottom of the simulated dirt box are respectively welded with a 4-branch external thread pipe, the external thread pipe on the top is communicated with an electric integration and control device to pressurize and accelerate the evacuation of the simulated dirt box when the simulated dirt box is evacuated and drained, the external thread pipe on the bottom is provided with a ball valve, the ball valve is used for sealing when the vacuum is pumped, the ball valve is used as a water outlet when the water is drained, and two horizontal 52mmx3mm stainless steel dirt pipes are welded on the front side of the dirt box and are connected to a toilet through a sewage pipeline.
Further, the soil pipe penetrates into the interior of the simulation soil box and is bent downward, preventing soil from blocking the vacuum emitter connected to the upper portion of the simulation soil box.
Further, the clear water pipeline is connected out from an external thread pipe of the simulated clear water tank through a tee joint, is connected to a water inlet of the excrement collector through a ball valve and a pipe with a diameter changing diameter of 10mmPU, and then is connected to the water inlet of the excrement collector through a quick connector; the sewage pipeline is tied out from the sewage outlet of the excrement collector by a clamp through a PVC steel wire hose and is connected to a sewage pipe of the simulated sewage box.
Further, the electric integration and control device comprises a simulation control board, a pneumatic control board, a negative pressure meter and a vacuum generator; the electromagnetic valve and the slide valve of the toilet bowl are controlled by a flushing button on the analog control board; the negative pressure meter is connected with the simulated dirt box, detects the pressure value of the negative pressure meter, transmits the detected signal to the pneumatic control board through the simulated control board, controls the electromagnetic valve of the pneumatic control board, and further controls the gas to enter the vacuum generator, and the vacuum generator is connected with the simulated dirt box.
Furthermore, the electric integration and control device is provided with Siemens LOGO-! The logic controller converts 24V+ of the logic controller into 24V-of the excrement collector through the relay, and is connected to an STC interface of the excrement collector and the pneumatic control board through the heavy-load connector and the cable; after the compressed air passes through the pneumatic control panel, one path is connected to the air inlet of the excrement collector through a 10mmPU pipe and a quick connector, the other path is led out from the electromagnetic valve of the pneumatic control panel and is connected to the vacuum emitter through a 12mmPU pipe, the suction port of the vacuum emitter is connected to the upper external thread pipe of the simulated dirt box through a steel wire hose, a ball valve II and a tee joint, and the negative pressure meter detects the pressure of the simulated dirt box.
When the multifunctional toilet is used, the flushing button switch on the analog control board is pressed to open the water inlet electromagnetic valve of the toilet, water in the analog clean water tank is sprayed into the toilet bowl of the toilet through positive pressure, meanwhile, the slide valve of the toilet is activated to open, the analog sewage tank is directly connected with the toilet, sewage in the toilet is discharged into the analog sewage tank due to 0.3PA negative pressure in the analog sewage tank, the slide valve of the toilet is closed, the negative pressure meter is directly connected with the analog sewage tank, the negative pressure meter detects a low pressure value, a signal is transmitted to the pneumatic control board through a circuit of the analog control board, the electromagnetic valve of the pneumatic control board is activated, 6PA positive pressure is pressed into the vacuum generator from the air inlet pipe, so that 0.3PA negative pressure is converted through the vacuum generator, and the operation is stopped until the negative pressure meter detects the signal is normal, so as to finish one cycle of the whole set of toilet maintenance test equipment.
Compared with the prior art, the invention has the beneficial effects that:
1. The running environment of the excrement collector on the vehicle is simulated, so that the operation condition of the train can be adapted after maintenance, and the vehicle disassembly caused by discomfort after maintenance is reduced;
2. The intelligent control system is adopted, the controller can send out instructions to each executing mechanism in real time through the internal circuit of the excrement collector and the executing mechanism, monitor the state of the sensor in real time, provide fault prompt and description of possible problems when time sequence problems exist, reduce judging time, further clearly confirm problem points in a manual mode, reduce skill requirements of testers and save operating time.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings may be obtained according to the drawings without independent inventive effort to those skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of another embodiment of the present invention;
FIG. 3 is a schematic view of a simulated dirt container of the present invention;
FIG. 4 is a schematic view of the skeleton trolley of the present invention;
FIG. 5 is a schematic view of the construction of the clean water and sewer piping of the present invention;
FIG. 6 is a front view of the electrical integration and control device of the present invention;
FIG. 7 is a rear view of the electrical integration and control device of the present invention;
The device comprises a simulated clean water tank 1, a simulated sewage tank 2, a skeleton trolley 3, a clean water and sewage pipeline 4, an electric integration and control device 5, a toilet bowl 6, an external thread pipe 11, a stainless steel sewage pipe 21, a section 31, a fireproof plate 32, a horizontal aluminum section 33, a diagonal-draw aluminum section 34, a tee joint 41, a ball valve 42, a reducing 43, a PU pipe 44, a quick connector 45, a PVC steel wire hose 46, a fireproof junction box 51, a pneumatic control board 52, a quick connector 53, a 12mmPU pipe 54, a vacuum emitter 55, a steel wire hose 56, a ball valve II 57 and a negative pressure meter 59.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
As shown in the figure: as shown in the figure: novel rail vehicle excrement collector 6 overhauls test equipment, includes: the device comprises a simulated clean water tank 1, a simulated sewage tank 2, a skeleton trolley 3, clean water and sewage pipelines 4 and an electric integration and control device 5; the framework trolley 3 is of a frame structure, four pulleys are arranged at the bottom of the framework trolley and are convenient for the whole equipment to move, a sewage box installation seat is arranged at the middle lower part of the framework trolley, a simulated sewage box 2 is installed on the framework trolley, a clear water box installation seat is arranged at the top of the framework trolley, a simulated clear water box 1 is installed on the framework trolley, a fireproof plate 32 is arranged in the middle of the front side of the framework trolley to fix an electric integration and control device 5, a excrement collector 6 installation seat is respectively arranged at two sides of the sewage box installation seat, and an excrement collector 6 to be tested is installed on the framework trolley; the clean water and sewage pipeline 4 comprises a clean water pipeline and a sewage pipeline, the clean water pipeline is connected with the simulated clean water tank 1 and the excrement collector 6, clean water is conveyed into the excrement collector 6, the sewage pipeline is connected with the excrement collector 6 and the simulated sewage tank 2, sewage is conveyed from the excrement collector 6 to the simulated sewage tank 2, and the electric integration and control device 5 is connected with the simulated clean water tank 1, the simulated sewage tank 2 and the excrement collector 6 to control the operation of the whole detection equipment.
The skeleton dolly 3 is assembled by 20mmx20 mm's aluminium alloy, and the clear water tank mount pad that 4 sections 31 around enclose erects simulation clear water tank 1, and the intermediate mount is fixed electric integration and controlling means 5 by the PLASTIC LAMINATED 32, and excrement collector 6 mount pad includes 2 horizontal aluminium alloy 33 and draws a cable to one side aluminium alloy 34, and both form the triangle-shaped support for lay the excrement collector 6 that awaits measuring.
The simulated clean water tank 1 is formed by welding stainless steel plate coiled plates with the thickness of 3mm and cover plates on two sides, a 4-branch external thread pipe 11 is welded on the top and the bottom of the simulated clean water tank 1 respectively, the external thread pipe 11 on the bottom is connected with a tee joint 41 of a clean water pipeline to supply water to equipment, and the external thread pipe 11 on the top is ventilated when the simulated clean water tank 1 is filled with water for reducing water.
The simulated dirt box 2 is formed by welding stainless steel plate coiled plates with the thickness of 2mm and cover plates on two sides, a 4-part external thread pipe 11 is welded at the top and the bottom of the simulated dirt box 2 respectively, the external thread pipe 11 at the top is communicated with an electric integration and control device 5 to pressurize and accelerate the evacuation of the simulated dirt box 2 during evacuation and drainage, a ball valve is arranged on the external thread pipe 11 at the bottom, the evacuation is used for sealing, the vacuum is used as a water outlet during drainage, and two horizontal 52mmx3mm stainless steel dirt pipes 21 are welded at the front side of the dirt box and are connected to the excrement collector 6 through a sewage pipeline.
The soil pipe penetrates into the inside of the simulation soil box 2 and is bent downward, preventing soil from blocking the vacuum emitter connected to the upper portion of the simulation soil box 2.
The clear water pipeline is connected from an external thread pipe 11 of the simulated clear water tank 1 through a tee joint 41, is converted into a pipe 44 with the diameter of 10mmPU through a ball valve 42 and a reducing 43, and is connected to a water inlet of the excrement collector 6 through a quick connector 45; the sewage pipeline is tied up by a PVC steel wire hose 46 from the sewage outlet of the excrement collector 6 by a clamp, and is connected to the sewage pipe of the simulated sewage box 2.
The electric integration and control device 5 comprises a simulation control board, a pneumatic control board 52, a negative pressure meter 59 and a vacuum generator 55; the electromagnetic valve and the slide valve of the toilet 6 are controlled by a flushing button on the analog control board; the negative pressure gauge 59 is connected with the simulated dirt box 2, detects the pressure value thereof, transmits the detected signal to the pneumatic control board 52 through the simulated control board, controls the electromagnetic valve of the pneumatic control board 52, and further controls the gas to enter the vacuum generator 55, and the vacuum generator 55 is connected with the simulated dirt box 2.
The electrical integration and control device 5 is fitted with a siemens LOGO | in a hansen fire-proof junction box 51! The logic controller converts 24V+ of the logic controller into 24V-of the excrement collector 6 through a relay, and is connected to an STC interface of the excrement collector 6 and the pneumatic control board 52 through a heavy-load connector and a cable; after passing through the pneumatic control board 52, one path of compressed air is connected to the air inlet of the excrement collector 6 through a 10mmPU pipe and a quick connector 53, the other path of compressed air is led out from the electromagnetic valve of the pneumatic control board 52 and is connected to the vacuum emitter 55 through a 12mmPU pipe 54, the suction port of the vacuum emitter 55 is connected to the upper external threaded pipe 11 of the simulated dirt box 2 through a steel wire hose 56, a ball valve II 57 and a tee joint, and the negative pressure gauge 59 detects the pressure of the simulated dirt box 2.
When the multifunctional toilet stool is used, a flushing button switch on the analog control board is pressed to open a water inlet electromagnetic valve of the toilet stool 6, water in the analog clean water tank 1 is sprayed into a toilet bowl of the toilet stool 6 through positive pressure, meanwhile, a slide valve of the toilet stool 6 is activated to open, the analog sewage tank 2 is directly connected with the toilet stool 6, sewage in the toilet stool 6 is discharged into the analog sewage tank 2 due to the fact that 0.3PA negative pressure exists in the analog sewage tank 2, the slide valve of the toilet stool 6 is closed, a negative pressure meter 59 is directly connected with the analog sewage tank 2, a negative pressure meter 59 detects a low pressure value, a signal is transmitted to the pneumatic control board 52 through a circuit of the analog control board, the electromagnetic valve of the pneumatic control board 52 is activated, the 6PA positive pressure is pressed into a vacuum generator from an air inlet pipe, so that 0.3PA negative pressure is converted through the vacuum generator 55, the system side does not stop running until the negative pressure meter 59 detects the signal is normal, and a cycle of the whole set of overhaul test equipment for the toilet stool 6.
The simulated clean water tank 1 with the length of phi 550mm and the length of 706mm and the relative water level height of 1100mm is adopted to simulate the clean water tank on a train, and the simulated sewage tank 2 with the length of phi 550mm and the length of 706mm is placed at the same height of a toilet, so as to simulate the sewage tank under the train; the electric integration and control device 5 works according to the working time sequence of the excrement collector 6 through programming, meanwhile, the program monitors the time sequence and the sensor state, the non-conforming item points give fault prompts through the fault indicator lamps and display the possibly problematic parts through the text display, break points are inserted before each action and led to the text display arranged on the control box door, when an automatic/manual change-over switch is added, the break points skip the whole process, when the fault prompts are automatically met, the operation is switched to a manual mode, and the single action is repeatedly executed and the corresponding sensor state displayed by the relay indicator lamps is observed to judge the problem of the executing mechanism or the sensor.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (3)
1. Novel railway vehicle excrement collector overhauls test equipment, its characterized in that: comprising the following steps: the device comprises a simulated clean water tank, a simulated sewage tank, a skeleton trolley, a clean water and sewage pipeline and an electric integration and control device; the framework trolley is of a frame structure, four pulleys are arranged at the bottom of the framework trolley, the whole equipment is convenient to move, a sewage box installation seat is arranged at the middle lower part of the framework trolley, a simulated sewage box is installed on the framework trolley, a clear water box installation seat is arranged at the top of the framework trolley, a simulated clear water box is installed on the framework trolley, a fireproof plate fixed electric integration and control device is arranged in the middle of the front side of the framework trolley, a excrement collector installation seat is arranged at two sides of the sewage box installation seat respectively, and an excrement collector to be tested is installed on the excrement collector installation seat; the clean water and sewage pipelines comprise a clean water pipeline and a sewage pipeline, the clean water pipeline is connected with a simulated clean water tank and a toilet bowl, clean water is conveyed into the toilet bowl, the sewage pipeline is connected with the toilet bowl and a simulated sewage tank, sewage is conveyed from the toilet bowl to the simulated sewage tank, and the electric integration and control device is connected with the simulated clean water tank, the simulated sewage tank and the toilet bowl to control the operation of the whole detection equipment;
The framework trolley is formed by assembling aluminum profiles with the diameter of 20mmx and 20mm, a clear water tank installation seat frame formed by surrounding 4 profiles from front to back and from left to right is provided with a simulated clear water tank, a fire-proof plate fixed electric integration and control device is arranged in the middle, and the excrement collector installation seat comprises 2 horizontal aluminum profiles and inclined pulling aluminum profiles, which form a triangular bracket for placing an excrement collector to be tested;
The simulated clean water tank is formed by welding stainless steel plate coiled sheets with the thickness of 3mm and cover plates at two sides, the top and the bottom of the simulated clean water tank are respectively welded with a 4-branch external thread pipe, the external thread pipe at the bottom is connected with a tee joint of a clean water pipeline to supply water to equipment, and the external thread pipe at the top is ventilated when the simulated clean water tank is filled with water for reducing;
The simulated sewage box is formed by welding stainless steel plate coiled sheets with the thickness of 2mm and cover plates on two sides, wherein a 4-part external thread pipe is welded at the top and the bottom of the simulated sewage box respectively, the external thread pipe at the top is communicated with an electric integration and control device to pressurize and accelerate the evacuation of the simulated sewage box when the simulated sewage box is evacuated and drained, the external thread pipe at the bottom is provided with a ball valve, the evacuated is used for sealing, the evacuated is used as a drain outlet when the sewage is drained, and two horizontal 52mm 3mm stainless steel sewage pipes are welded at the front side of the sewage box and are connected to a toilet bowl through a sewage pipeline;
The clear water pipeline is connected out from an external thread pipe of the simulated clear water tank through a tee joint, is connected to a water inlet of the excrement collector through a ball valve and a pipe with a diameter changing diameter of 10mmPU, and then is connected to the water inlet of the excrement collector through a quick connector; the sewage pipeline is tied out from the sewage outlet of the excrement collector by a clamp through a PVC steel wire hose and is connected to a sewage pipe of the simulated sewage box;
The electric integration and control device comprises a simulation control board, a pneumatic control board, a negative pressure meter and a vacuum generator; the electromagnetic valve and the slide valve of the toilet bowl are controlled by a flushing button on the analog control board; the negative pressure meter is connected with the simulated dirt box, detects the pressure value of the negative pressure meter, transmits the detected signal to the pneumatic control board through the simulated control board, controls the electromagnetic valve of the pneumatic control board, and further controls the gas to enter the vacuum generator, and the vacuum generator is connected with the simulated dirt box;
The electric integration and control device is provided with Siemens LOGO-! The logic controller converts 24V+ of the logic controller into 24V-of the excrement collector through the relay, and is connected to an STC interface of the excrement collector and the pneumatic control board through the heavy-load connector and the cable; after passing through the pneumatic control panel, one path of compressed air is connected to an air inlet of the excrement collector through a 10mmPU pipe and a quick connector, the other path of compressed air is led out from an electromagnetic valve of the pneumatic control panel and is connected to a vacuum emitter through a 12mmPU pipe, a suction port of the vacuum emitter is connected to an upper external thread pipe of the simulated dirt box through a steel wire hose, a ball valve II and a tee joint, and a negative pressure meter detects the pressure of the simulated dirt box;
The simulated clear water tank with the length of phi 550mm and the length of 706mm and the relative water level height of 1100mm is adopted to simulate the clear water tank on a train, and the simulated sewage tank with the length of phi 550mm and the length of 706mm is placed at the same height of the toilet bowl to simulate the sewage tank under the train; the electric integration and control device works according to the working time sequence of the excrement collector through programming, meanwhile, the program monitors the time sequence and the sensor state, the non-logical item points give out fault prompts through the fault indicator lamps and display the possibly problematic parts through the text display, break points are inserted before each action and led to the text display arranged on the control box door, when the automatic/manual change-over switch is added, the break points skip the whole process, when the fault prompts are automatically met, the operation is switched to the manual mode, the single action is repeatedly executed, and the relay indicator lamps are observed to obtain the corresponding sensor state, so that the problem of the executing mechanism or the sensor is solved through judging.
2. The novel rail vehicle excrement collector maintenance test device according to claim 1, wherein: the soil pipe penetrates into the interior of the simulated soil box and is bent downward, preventing soil from blocking a vacuum emitter connected to the upper portion of the simulated soil box.
3. The novel railway vehicle excrement collector maintenance test device according to any one of claims 1-2, wherein: when the multifunctional toilet is used, the flushing button switch on the analog control board is pressed to open the water inlet electromagnetic valve of the toilet, water in the analog clean water tank is sprayed into the toilet bowl of the toilet through positive pressure, meanwhile, the slide valve of the toilet is activated to open, the analog sewage tank is directly connected with the toilet, sewage in the toilet is discharged into the analog sewage tank due to 0.3PA negative pressure in the analog sewage tank, the slide valve of the toilet is closed, the negative pressure meter is directly connected with the analog sewage tank, the negative pressure meter detects a low pressure value, a signal is transmitted to the pneumatic control board through a circuit of the analog control board, the electromagnetic valve of the pneumatic control board is activated, 6PA positive pressure is pressed into the vacuum generator from the air inlet pipe, so that 0.3PA negative pressure is converted through the vacuum generator, and the operation is stopped until the negative pressure meter detects the signal is normal, so as to finish one cycle of the whole set of toilet maintenance test equipment.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811071784.1A CN109238755B (en) | 2018-09-14 | 2018-09-14 | Novel maintenance test equipment for toilet bowl of railway vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811071784.1A CN109238755B (en) | 2018-09-14 | 2018-09-14 | Novel maintenance test equipment for toilet bowl of railway vehicle |
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| CN109238755A CN109238755A (en) | 2019-01-18 |
| CN109238755B true CN109238755B (en) | 2024-10-11 |
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| CN109507513B (en) * | 2019-01-22 | 2023-12-19 | 成都西南交大机电设备有限公司 | Comprehensive test bed for vacuum excrement collector system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN208953299U (en) * | 2018-09-14 | 2019-06-07 | 长春威奥轨道交通科技有限公司 | A kind of novel track vehicle toilet waste collector maintenance test equipment |
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| RU2019806C1 (en) * | 1991-05-08 | 1994-09-15 | Кубанский научно-исследовательский институт по испытанию тракторов и сельхозмашин | Stand for accelerated simulation testing of wheeled machines under frame parts |
| CN202195931U (en) * | 2011-06-30 | 2012-04-18 | 无锡市万里实业发展有限公司 | Experiment table for vacuum excrement and urine collecting device |
| CN202947885U (en) * | 2012-09-27 | 2013-05-22 | 中国铁道科学研究院 | Reliability testing stand of vacuum toilet system |
| CN103226069B (en) * | 2013-04-18 | 2015-09-16 | 无锡市万里实业发展有限公司 | Test bench of vacuum toilet stool system |
| CN205015168U (en) * | 2015-10-16 | 2016-02-03 | 北京厚德力拓轨道科技有限公司 | Portable test appearance is put to vacuum collection civilian dress |
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| CN208953299U (en) * | 2018-09-14 | 2019-06-07 | 长春威奥轨道交通科技有限公司 | A kind of novel track vehicle toilet waste collector maintenance test equipment |
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