CN205038026U - Sealed integrality of EMUs carbon slide air flue and continuity test device that flows - Google Patents
Sealed integrality of EMUs carbon slide air flue and continuity test device that flows Download PDFInfo
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- CN205038026U CN205038026U CN201520758839.1U CN201520758839U CN205038026U CN 205038026 U CN205038026 U CN 205038026U CN 201520758839 U CN201520758839 U CN 201520758839U CN 205038026 U CN205038026 U CN 205038026U
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Abstract
Sealed integrality of EMUs carbon slide air flue and continuity test device that flows belongs to high -speed electric Railway driving safety field. Its characterized in that: including the sealed integrality measurement element of slide air flue, the mobile continuity measurement element of slide air flue, air compressor pump, environmental test case and computer, air compressor pump provides the air supply that the laboratory needed, and the environmental test case provides the ambient temperature who is surveyed the slide, and the computer obtains air flue pressure through the baroceptor, control system adjusting testing pressure, gas during the inspection machine is put to control system after the experiment completion. The suitable measurement electric Railway of this device is sealed integrality ability of pantograph carbon slide air flue and mobile continuity for the EMUs, simple structure, and the measurement is accurate, and the product integrality is good.
Description
Technical field
Motor train unit carbon slipper air flue sealing integrity and flowing continuity test device are a kind of for measuring electric railway motor train unit pantograph carbon slide air flue sealing integrity energy and the successional mechanical hook-up of flowing.
Background technology
Along with the fast development of China's high-speed electric railway, design overall trip speed improves constantly.Bullet train directly contacts to get to flow with contact net obtain electric energy by being positioned at pantograph pan above locomotive.Slide plate on pantograph collector head contacts with osculatory, electric current is taken off from osculatory, flow to locomotive drive traction electric machine and drive locomotive driving, slide plate and osculatory relative sliding during locomotive operation, therefore be proposed high requirement to the mechanical property of slide plate and electric conductivity, the quality of slide plate performance directly has influence on quality and the traffic safety of pantograph-catenary current collection.
Need during locomotive work to enter pantograph air bag by pressurized air, pantograph lifting is contacted with osculatory.Pressurized air enters precise pressure regulating valve by electrically-controlled valve through filter, and precise pressure regulating valve provides constant pressurized air, for regulating bow net contact pressure for pantograph.There is air flue to connect automatic bow-lowering system in slide plate simultaneously, pressurized air enters carbon slipper air flue, if slide plate air flue breaks generation air leakage when locomotive operation, pressure reduction is produced in fast prompt drop bow valve, pressure switch is power-off immediately, and automatic bow-lowering valve is opened, and the gas in air bag is discharged fast, realize the fast prompt drop bow of pantograph, avoid damaging contact net and pantograph.If the sealing of slide plate air flue goes wrong may cause motorcycle pantograph automatic bow-lowering, locomotive is forced to be stopped transport; And when slide plate passage gas flowing continuity goes wrong, pantograph is subject to impacting rear air flue and is thrust, gas flow rates cannot meet the job requirement of fast prompt drop bow valve, pantograph cannot automatic bow-lowering, can cause damage to contact net and pantograph, can have an impact to traffic safety time serious, therefore check slide plate air flue sealing integrity energy and air flue flowing continuity can to locomotive operation and traffic safety most important.
At present, domestic carbon slipper railway standard TB/T1842.3-2008 " electric locomotive pantograph sliding plate the 3rd part: carbon slipper " is only applicable to general fast pantograph pan of locomotive.Along with the development of China Express Railway, extremely frigid zones high ferro also starts to build, Chinese Railway main office tissue has worked out standard technological document TJ/CL328-2014 " motor train unit carbon slipper (provisional) technical conditions ", compared with TB/T1842.3, air flue sealing integrity test in TJ/CL328, except at room temperature testing, also need to carry out ultimate temperature 150 DEG C and-40 DEG C.Ultimate temperature is proposed higher requirement to the cold and hot expansivity coupling etc. between the high and low temperature resistance of sealing integrity testing equipment, each interface, therefore designs a set of motor train unit carbon slipper air flue sealing integrity and is very important with flowing continuity test device.
Summary of the invention
The purpose of this utility model is to meet the testing requirements in TJ/CL328-2014 " motor train unit carbon slipper (provisional) technical conditions ", overcome existing carbon slipper air flue sealing integrity measurement mechanism rustic, cannot Measurement accuracy, and measure under high and low temperature environment cannot be met, devise a kind of motor train unit carbon slipper air flue sealing integrity and flowing continuity test device, can not only measuring accuracy be improved, the test of varying environment lower skateboard air flue sealing integrity can also be met.
To achieve these goals, following technical scheme is taken.Motor train unit carbon slipper air flue sealing integrity and flowing continuity test device, is characterized in that: comprise slide plate air flue sealing integrity measurement components, slide plate air flue flowing continuity measurement components, air pressure pump, environmental test chamber and computing machine;
Slide plate air flue sealing integrity measurement components comprises the first gas source connector nut 1, strainer valve 2, gas source switch 3, first rain glass 4, buffer tank 5, first solenoid valve 6, second rain glass 7, second solenoid valve 8, first baroceptor 9, first slide plate joint 10;
Slide plate air flue flowing continuity measurement components comprises the second gas source connector nut 11, reduction valve 12, electric Proportion valve 13, the 3rd solenoid valve 14, the 3rd rain glass 15, second baroceptor 16, flowmeter 17, second slide plate joint 18;
Air pressure pump connects strainer valve 2 by the first gas source connector nut 1, and strainer valve 2 connects gas source switch 3, gas source switch 3 is connected on the first solenoid valve 6 by a four-way, and this four is connected with two interfaces and connects the first rain glass 4, buffer tank 5 respectively; First solenoid valve 6 connects a four-way valve, in four-way valve, two interfaces connect the second rain glass and the second solenoid valve respectively, four-way valve another one interface connects a T-valve by pipeline, an interface of T-valve connects the first pressure transducer 9, and the another one interface of T-valve connects tested slide plate by the first slide plate joint 10.First solenoid valve 6, second solenoid valve 8, first baroceptor 9 connects computing machine respectively.
Computing machine obtains air pressure in air flue by the first baroceptor 9, controls the first solenoid valve 6 regulation experiment gaseous tension, bleeds off the gas in inspection machine when control after having tested second solenoid valve, and whether the second rain glass is used for watch-dog and normally runs.
Air pressure pump connects reduction valve 12 by the second gas source connector nut 11, reduction valve 12 connects electric Proportion valve 13 one end, the other end of electric Proportion valve 13 connects the 3rd solenoid valve 14 by pipeline, 3rd solenoid valve 14 connects a four-way valve, four-way valve interface is connected to the 3rd rain glass 15, an interface is connected to the second baroceptor 16, and also have an interface to be connected to one end of flowmeter 17 by pipeline, the other end of flowmeter 17 is connected to slide plate by the second slide plate interface 18.Electric Proportion valve 13, the 3rd solenoid valve are connected computing machine respectively with the second baroceptor 16.
In slide plate air flue sealing integrity measurement components, pressurized air provides inclusion-free gas by strainer valve 2, pressure gas provides stable air pressure by buffer tank 5, first rain glass 4 is monitored, voltage stabilizing gas needs air pressure size by the first solenoid valve 6 Control release, first solenoid valve 6 connects a four-way valve, in four-way valve, two ends connect the second rain glass 7 and the second solenoid valve 8 respectively, another one interface connects a T-valve by pipeline, an interface of T-valve connects the first baroceptor 9, another one interface connects tested slide plate by slide plate joint 10.Environmental test chamber 20 put into by tested slide plate, provides required test temperature.First solenoid valve 6, second solenoid valve 8, pressure transducer 9 connect computing machine respectively, computing machine obtains passage gas pressure by the first baroceptor 9, control the first solenoid valve 6 regulation experiment air pressure, bleed off the gas in inspection machine when control after having tested second solenoid valve 8, whether the second rain glass 7 is used for watch-dog and normally runs.
Requirement in TJ/CL328-2014, measures the gas flowing continuity energy of slide plate air flue under 500KPa.In slide plate air flue flowing continuity measurement components, air pressure to be adjusted to by reduction valve 12 and is greater than 500KPa by pressurized air, connect electric Proportion valve 13, the other end of electric Proportion valve 13 connects the 3rd solenoid valve 14 by pipeline, 3rd rain glass 15 to be connected on equipment pipe watch-dog whether normal operation, second baroceptor 16 is connected to flowmeter 17 by pipeline, and the other end of flowmeter 17 is connected to slide plate by slide plate interface 18.Electric Proportion valve 13, the 3rd solenoid valve 14 are connected computing machine respectively with the second baroceptor 16.Computing machine controls electric Proportion valve 13 by the value of reading second baroceptor 16 and the 3rd solenoid valve 14 makes equipment air pressure reach 500KPa, the other end plug of the air flue of slide plate is extracted, the gas sent by source of the gas, through whole checkout equipment circulation slide plate air flue, detects slide plate air flue flowing continuity by flowmeter 17.
Motor train unit carbon slipper air flue sealing integrity is integrally applicable to measuring the air flue sealing integrity under motor train unit carbon slipper room temperature and high and low temperature environment and flow at room temperature continuity with flowing continuity test device, structure is simple, measure accurately, product integrality is good.
Accompanying drawing explanation
The schematic diagram of Fig. 1 the utility model measurement mechanism structure
In figure: 1, the first gas source connector nut; 2, strainer valve; 3, gas source switch; 4, the first rain glass; 5, buffer tank; 6, the first solenoid valve; 7, the second rain glass; 8, the second solenoid valve; 9, the first baroceptor; 10, the first slide plate joint; 11, the second gas source connector nut; 12, reduction valve; 13, electric Proportion valve; 14, the 3rd solenoid valve; 15, the 3rd rain glass; 16, the second baroceptor; 17, flowmeter; 18, the second slide plate joint; 19, air pressure pump; 20, environmental test chamber; 21, computing machine; 22, the first pantograph pan; 23, the second pantograph pan;
Embodiment
Composition graphs 1 pair of the utility model is described further:
As shown in Figure 1, motor train unit carbon slipper air flue sealing integrity and flowing continuity test device, is characterized in that: comprise slide plate air flue sealing integrity measurement components, slide plate air flue flowing continuity measurement components, air pressure pump and computing machine;
Slide plate air flue sealing integrity measurement components comprises the first gas source connector nut 1, strainer valve 2, gas source switch 3, first rain glass 4, buffer tank 5, first solenoid valve 6, second rain glass 7, second solenoid valve 8, first baroceptor 9, first slide plate joint 10;
Slide plate air flue flowing continuity measurement components comprises the second gas source connector nut 11, reduction valve 12, electric Proportion valve 13, the 3rd solenoid valve 14, the 3rd rain glass 15, second baroceptor 16, flowmeter 17, second slide plate joint 18;
In slide plate air flue sealing integrity measurement components, the air pressure pump 1 that source of the gas is 1.5MPa by specification provides, the first gas source connector nut 1 is connected by flexible pipe, first gas source connector nut 1 connects strainer valve 2 filtering gas impurity, strainer valve 2 connects gas source switch 3, gas source switch 3 connects a four-way valve, one end of four-way valve connects buffer tank 5 and ensures system stable gas pressure, the other end of four-way valve connects the air pressure that the first rain glass 4 is used for monitoring inlet end and whether is greater than the required air pressure of test, last one end of four-way valve connects the first solenoid valve 6 and is used for Control release and needs air pressure size, first solenoid valve 6 connects another one four-way valve, in four-way valve, other two ends connect the second rain glass 7 and the second solenoid valve 8 respectively, another one interface connects a T-valve by pipeline, an interface of T-valve connects the first baroceptor 9, another one interface connects slide plate by the first slide plate joint 10.The control end of the first solenoid valve 6, second solenoid valve 8, first baroceptor 9 connects computing machine respectively, computing machine obtains gaseous tension in air flue by the first baroceptor 9, control the first solenoid valve 6 regulation experiment air pressure, the gas in inspection machine is bled off when control after having tested second solenoid valve 8, gaseous tension in air flue measured by second rain glass 7, and whether watch-dog normally runs.In apparatus assembly, each model calling all passes through the stainless-steel tube connection of high-low temperature resistant, and jointing adopts and is threaded, and ensures that gas does not leak between screw thread by sealant tape.
In slide plate air flue flowing continuity measurement components, air pressure to be adjusted to by reduction valve 12 and is greater than 500KPa by pressurized air, connect electric Proportion valve 13, the other end of electric Proportion valve 13 connects the 3rd solenoid valve 14 by pipeline, 3rd solenoid valve 14 connects a four-way valve, four-way valve interface is connected to the 3rd rain glass 15, an interface is connected to the second baroceptor 16, also have an interface to be connected to one end of flowmeter 17 by pipeline, the other end of flowmeter 17 is connected to slide plate by the second slide plate interface 18.Electric Proportion valve 13, the 3rd solenoid valve 14 are connected computing machine respectively with the second baroceptor 16.Computing machine controls electric Proportion valve 13 by the value of reading second baroceptor 16 and the 3rd solenoid valve 14 makes equipment air pressure reach 500KPa, the other end plug of the air flue of slide plate is extracted, the gas sent by air pressure pump 19, through whole checkout equipment circulation slide plate air flue, detects slide plate air flue flowing continuity by flowmeter 17.
Claims (1)
1. motor train unit carbon slipper air flue sealing integrity and flowing continuity test device, is characterized in that: comprise slide plate air flue sealing integrity measurement components, slide plate air flue flowing continuity measurement components, air pressure pump, environmental test chamber and computing machine;
Slide plate air flue sealing integrity measurement components comprises the first gas source connector nut, strainer valve, gas source switch, the first rain glass, buffer tank, the first solenoid valve, the second rain glass, the second solenoid valve, the first baroceptor, the first slide plate joint;
Slide plate air flue flowing continuity measurement components comprises the second gas source connector nut, reduction valve, electric Proportion valve, the 3rd solenoid valve, the 3rd rain glass, the second baroceptor, flowmeter, the second slide plate joint;
Air pressure pump connects strainer valve by the first gas source connector nut, and strainer valve connects gas source switch, gas source switch and is connected on the first solenoid valve by a four-way, and this four is connected with two interfaces and connects the first rain glass, buffer tank respectively; First solenoid valve connects a four-way valve, in four-way valve, two interfaces connect the second rain glass and the second solenoid valve respectively, four-way valve another one interface connects a T-valve by pipeline, an interface of T-valve connects the first pressure transducer, and the another one interface of T-valve connects tested slide plate by the first slide plate joint; First solenoid valve, the second solenoid valve, the first pressure transducer connect computing machine respectively; Air pressure pump connects reduction valve by the second gas source connector nut, reduction valve connects electric Proportion valve one end, the other end of electric Proportion valve connects the 3rd solenoid valve by pipeline, 3rd solenoid valve connects a four-way valve, four-way valve interface is connected to the 3rd rain glass, an interface is connected to the second baroceptor, and also have an interface to be connected to one end of flowmeter by pipeline, the other end of flowmeter is connected to slide plate by slide plate interface; Electric Proportion valve, the 3rd solenoid valve are connected computing machine respectively with the second baroceptor.
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| CN201520758839.1U CN205038026U (en) | 2015-09-28 | 2015-09-28 | Sealed integrality of EMUs carbon slide air flue and continuity test device that flows |
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| CN201520758839.1U CN205038026U (en) | 2015-09-28 | 2015-09-28 | Sealed integrality of EMUs carbon slide air flue and continuity test device that flows |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768704A (en) * | 2016-12-22 | 2017-05-31 | 青岛杰瑞工控技术有限公司 | For the portable air-tightness detection device and method of motor train unit train maintenance |
| CN108036903A (en) * | 2017-12-20 | 2018-05-15 | 大同新成新材料股份有限公司 | A kind of carbon slipper air-tightness detection device and its application method |
| CN109141767A (en) * | 2018-09-29 | 2019-01-04 | 大同新成新材料股份有限公司 | A kind of pantograph carbon slide air-tightness detection device and its detection method |
-
2015
- 2015-09-28 CN CN201520758839.1U patent/CN205038026U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768704A (en) * | 2016-12-22 | 2017-05-31 | 青岛杰瑞工控技术有限公司 | For the portable air-tightness detection device and method of motor train unit train maintenance |
| CN106768704B (en) * | 2016-12-22 | 2023-07-21 | 青岛杰瑞工控技术有限公司 | Mobile air tightness detection device and method for overhauling train of motor train unit |
| CN108036903A (en) * | 2017-12-20 | 2018-05-15 | 大同新成新材料股份有限公司 | A kind of carbon slipper air-tightness detection device and its application method |
| CN108036903B (en) * | 2017-12-20 | 2020-06-05 | 大同新成新材料股份有限公司 | Carbon sliding plate air tightness detection device and use method thereof |
| CN109141767A (en) * | 2018-09-29 | 2019-01-04 | 大同新成新材料股份有限公司 | A kind of pantograph carbon slide air-tightness detection device and its detection method |
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