CN204663844U - A kind of railway screw air compressor testing installation - Google Patents
A kind of railway screw air compressor testing installation Download PDFInfo
- Publication number
- CN204663844U CN204663844U CN201520244637.5U CN201520244637U CN204663844U CN 204663844 U CN204663844 U CN 204663844U CN 201520244637 U CN201520244637 U CN 201520244637U CN 204663844 U CN204663844 U CN 204663844U
- Authority
- CN
- China
- Prior art keywords
- solenoid valve
- valve
- pressure
- pipeline
- test
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model relates to a kind of railway screw air compressor testing installation, belongs to the harmonious locomotive detection technical field of railway.The utility model adopts industrial control computer and programmable logic controller (PLC) as control system, and control system directly controls solenoid valve, sensor original paper in testing apparatus, can automatically complete multiple test and test.The utility model has following benefit: process of the test realizes full-automatic unmanned test, improves test, testing efficiency, reduces labor intensity; Testing apparatus adopts modular design, improves expandability and the maintenance simplicity of equipment, can carry out multiple Test item and test event.
Description
Technical field
The utility model relates to the harmonious locomotive detection technical field of railway, relates to a kind of railway screw air compressor testing installation specifically.
Background technique
Ensuring safety is the most important thing in railway transport, train braking provides pressurized air by locomotive, produces braking force and realizes stopping, and the screw air compressor on locomotive is that train provides braking wind regime power source, the quality of its performance, directly determines the reliability of the braking system of train.The testing apparatus of existing locomotive screw formula air compressor needs a large amount of manually operating, and the difficulty of operation is large, and testing efficiency is low.
Multiple test function, by the control system with industrial control computer and programmable logic controller (PLC) composition testing apparatus, focuses in testing apparatus, solves the deficiency of existing testing apparatus by the utility model.
Summary of the invention
The technical problems to be solved in the utility model is a large amount of manually the operating of testing apparatus needs for existing locomotive screw formula air compressor, and the difficulty of operation is large, the problem that testing efficiency is low, provides a kind of simple to operate, automaticity is high, testing efficiency is high railway screw air compressor testing installation.
The utility model railway screw air compressor testing installation completes by following technical solution: testing installation is made up of control system and mechanical system, and control system is made up of process control machine, programmable logic controller (PLC), mechanical system is made up of connecting pipeline (2), deduster (3), temperature transducer (4), pressure transducer (5), safety valve (6), air inlet electromagnetic valve (7), exhaust solenoid valve (8), pressure control solenoid valve (9), back pressure valve (10), air draft solenoid valve (11), throttle valve (12), storage reservoir (13), drain solenoid valve (14), wherein, every suit equipment contains temperature transducer (4), pressure transducer (5), air inlet electromagnetic valve (7), exhaust solenoid valve (8), storage reservoir (13), each two of drain solenoid valve (14), containing three safety valves (6), containing pressure control solenoid valve (9), back pressure valve (10), air draft solenoid valve (11), each one of throttle valve (12), the exhaust outlet of tested air compressor (1) is connected with dust arrester (3) by connecting pipeline (2), temperature transducer (4) is connected successively by pipeline after dust arrester (3), pressure transducer (5) and safety valve (6), pipeline after safety valve (6) is divided into Liang Tiaozhi road, article one, branch road connects air inlet electromagnetic valve (7) successively by pipeline, storage reservoir (13), temperature transducer (4), pressure transducer (5), exhaust solenoid valve (8), another branch road connects air inlet electromagnetic valve (7) successively by pipeline, storage reservoir (13), exhaust solenoid valve (8), Liang Tiaozhi road first accumulates a pipeline at exhaust solenoid valve (8) and is further divided into two branch roads, one Tiao Zhi road connects pressure control solenoid valve (9), back pressure valve (10) successively by pipeline, another branch road connects air draft solenoid valve (11) by pipeline, article two, branch road connects throttle valve (12) by pipeline after converging, and a safety valve (6) and a drain solenoid valve (14) are equipped with in storage reservoir (13).
Described industrial control computer is connected with programmable logic controller (PLC), and programmable logic controller (PLC) is connected with programmable logic controller (PLC) Analog input mModule and solenoid valve, and programmable logic controller (PLC) Analog input mModule is connected with sensor; Industrial control computer and programmable logic controller (PLC) can carry out bidirectional data exchange, and the instruction of programmable controller can pass to solenoid valve, and the data of sensor first pass to programmable logic controller (PLC) Analog input mModule, then pass to programmable controller; In test process, first industrial control computer gives programmable controller instruction, and programmable controller controls solenoid valve according to instruction; The data of sensor pass to programmable logic controller (PLC) Analog input mModule, programmable logic controller (PLC), industrial control computer successively, and industrial control computer, according to feedback signal, sends instruction to programmable logic controller (PLC).
The described branch road be made up of solenoid valve (7), storage reservoir (13), temperature transducer (4), pressure transducer (5), exhaust solenoid valve (8) and the branch circuit parallel connection be made up of air inlet electromagnetic valve (7), storage reservoir (13), exhaust solenoid valve (8); The branch road be made up of pressure control solenoid valve (9), back pressure valve (10) is in parallel with air draft solenoid valve (11); Above-mentioned two parallel pipelines series connection.
The Stress control of described Equipment Inspection is completed by back pressure valve (10) and pressure transducer (5) co-controlling.
It is control by presetting the back pressure valve after pressure (10) that the pressure of described storage reservoir (13) maintains.
Described railway screw air compressor testing installation can carry out no-load (no load) test, Stress control test, Load test, spurt test, system sealing test, frequent start-stop test, air draft volume test.
A kind of railway screw air compressor of the utility model testing installation compared with prior art has following beneficial effect:
1, testing apparatus has controlling functions, and process of the test realizes full-automatic unmanned test, improves test, testing efficiency, reduces labor intensity.
2, testing apparatus adopts modular design, improves expandability and the maintenance simplicity of equipment, can carry out multiple Test item and test event.
Accompanying drawing explanation
Fig. 1 is the annexation schematic diagram of the mechanical system of a kind of railway screw air compressor of the utility model testing installation.
Fig. 2 is the Control system architecture schematic diagram of a kind of railway screw air compressor of the utility model testing installation.
The tested air compressor of 1-, 2-connecting pipeline, 3-deduster, 4-temperature transducer, 5-pressure transducer, 6-safety valve, 7-air inlet electromagnetic valve, 8-exhaust solenoid valve, 9-pressure control solenoid valve, 10-back pressure valve, 11-air draft solenoid valve, 12-throttle valve, 13-store up reservoir, 14-drain solenoid valve.
Embodiment
Below in conjunction with accompanying drawing and working procedure, a kind of railway screw air compressor of the utility model testing installation technological scheme is further described.
embodiment 1: as shown in Figure 1 and Figure 2, the utility model testing installation is made up of control system and mechanical system, and control system is made up of process control machine, programmable logic controller (PLC); Mechanical system is made up of connecting pipeline 2, deduster 3, temperature transducer 4, pressure transducer 5, safety valve 6, air inlet electromagnetic valve 7, exhaust solenoid valve 8, pressure control solenoid valve 9, back pressure valve 10, air draft solenoid valve 11, throttle valve 12, storage reservoir 13, drain solenoid valve 14; Wherein, every suit equipment contains temperature transducer 4, pressure transducer 5, air inlet electromagnetic valve 7, exhaust solenoid valve 8, storage reservoir 13, each two of drain solenoid valve 14, containing three safety valves 6, containing pressure control solenoid valve 9, back pressure valve 10, air draft solenoid valve 11, each one of throttle valve 12; The exhaust outlet of tested air compressor 1 is connected with dust arrester 3 by connecting pipeline 2, temperature transducer 4, pressure transducer 5 and safety valve 6 is connected successively by pipeline after dust arrester 3, pipeline after safety valve 6 is divided into Liang Tiaozhi road, article one, branch road connects air inlet electromagnetic valve 7, storage reservoir 13, temperature transducer 4, pressure transducer 5, exhaust solenoid valve 8 successively by pipeline, another branch road connects air inlet electromagnetic valve 7, storage reservoir 13, exhaust solenoid valve 8 successively by pipeline; Liang Tiaozhi road first accumulates a pipeline at exhaust solenoid valve 8 and is further divided into two branch roads; One Tiao Zhi road connects pressure control solenoid valve 9, back pressure valve 10 successively by pipeline, another branch road connects air draft solenoid valve 11 by pipeline, article two, branch road connects throttle valve 12 by pipeline after converging, and storage reservoir 13 is equipped with a safety valve 6 and a drain solenoid valve 14.
Described industrial control computer is connected with programmable logic controller (PLC), and programmable logic controller (PLC) is connected with programmable logic controller (PLC) Analog input mModule and solenoid valve, and programmable logic controller (PLC) Analog input mModule is connected with sensor; Industrial control computer and programmable logic controller (PLC) can carry out bidirectional data exchange, and the instruction of programmable controller can pass to solenoid valve, and the data of sensor first pass to programmable logic controller (PLC) Analog input mModule, then pass to programmable controller; In test process, first industrial control computer gives programmable controller instruction, and programmable controller controls solenoid valve according to instruction; The data of sensor pass to programmable logic controller (PLC) Analog input mModule, programmable logic controller (PLC), industrial control computer successively, and industrial control computer, according to feedback signal, sends instruction to programmable logic controller (PLC).
The described branch road be made up of solenoid valve 7, storage reservoir 13, temperature transducer 4, pressure transducer 5, exhaust solenoid valve 8 and the branch circuit parallel connection be made up of air inlet electromagnetic valve 7, storage reservoir 13, exhaust solenoid valve 8; The branch road be made up of pressure control solenoid valve 9, back pressure valve 10 is in parallel with air draft solenoid valve 11; Above-mentioned two parallel pipelines series connection.
The capacity of two described storage reservoirs 13 is one cubic metre.
The Stress control of described Equipment Inspection is completed by back pressure valve 10 and pressure transducer 5 co-controlling.
It is control by presetting the back pressure valve after pressure 10 that the pressure of described storage reservoir 13 maintains.
Described railway screw air compressor testing installation can carry out no-load (no load) test, Stress control test, Load test, spurt test, system sealing test, frequent start-stop test, air draft volume test.
The working procedure of no-load test is as follows: be connected with connecting pipeline 2 by tested air compressor 1, opens air inlet electricity 7 magnet valves, exhaust solenoid valve 8, drain solenoid valve 14, starts tested air compressor 1, allow pressurized air directly to airborne release.
embodiment 2: device structure is identical with embodiment 1, and what difference was to carry out is Stress control test.
The working procedure of Stress control test is as follows: be connected with connecting pipeline 2 by tested air compressor 1, closes exhaust solenoid valve 8 and air draft solenoid valve 11, opens air inlet electromagnetic valve 7, start tested air compressor 1.
When the pressure that pressure transducer 5 detects in storage reservoir 13 reaches 900 kPas, close air inlet electromagnetic valve 7, open exhaust solenoid valve 8 and air draft solenoid valve 11, close tested air compressor 1.
When the pressure that pressure transducer 5 detects in storage reservoir 13 reaches 750 kPas, close exhaust solenoid valve 8 and air draft solenoid valve 11, open air inlet electromagnetic valve 7, start tested air compressor 1.
Repeatedly carry out said process, complete Stress control test.
embodiment 3: device structure is identical with embodiment 1, and what difference was to carry out is Load test.
The working procedure of Load test is as follows: be connected with connecting pipeline 2 by tested air compressor 1, start tested air compressor 1, it will be 900 kPas by the pressure adjusting of pressure valve 10, close air draft solenoid valve 11 and safety valve 6, open air inlet electromagnetic valve 7, exhaust solenoid valve 8, pressure control solenoid valve 9, allow tested air compressor 1 run 30 minutes continuously.
Claims (5)
1. a railway screw air compressor testing installation, is characterized in that testing installation is made up of control system and mechanical system, and control system is made up of industrial control computer, programmable logic controller (PLC) and programmable logic controller (PLC) Analog input mModule, mechanical system is made up of connecting pipeline (2), deduster (3), temperature transducer (4), pressure transducer (5), safety valve (6), air inlet electromagnetic valve (7), exhaust solenoid valve (8), pressure control solenoid valve (9), back pressure valve (10), air draft solenoid valve (11), throttle valve (12), storage reservoir (13), drain solenoid valve (14), wherein, every suit equipment contains temperature transducer (4), pressure transducer (5), air inlet electromagnetic valve (7), exhaust solenoid valve (8), storage reservoir (13), each two of drain solenoid valve (14), containing three safety valves (6), containing pressure control solenoid valve (9), back pressure valve (10), air draft solenoid valve (11), each one of throttle valve (12), the exhaust outlet of tested test air compressor (1) is connected with dust arrester (3) by connecting pipeline (2), temperature transducer (4) is connected successively by pipeline after dust arrester (3), pressure transducer (5) and safety valve (6), pipeline after safety valve (6) is divided into Liang Tiaozhi road, article one, branch road connects air inlet electromagnetic valve (7) successively by pipeline, storage reservoir (13), temperature transducer (4), pressure transducer (5), exhaust solenoid valve (8), another branch road connects air inlet electromagnetic valve (7) successively by pipeline, storage reservoir (13), exhaust solenoid valve (8), Liang Tiaozhi road first accumulates a pipeline at exhaust solenoid valve (8) and is further divided into two branch roads, one Tiao Zhi road connects pressure control solenoid valve (9), back pressure valve (10) successively by pipeline, another branch road connects air draft solenoid valve (11) by pipeline, article two, branch road connects throttle valve (12) by pipeline after converging, and a safety valve (6) and a drain solenoid valve (14) are equipped with in storage reservoir (13).
2. the railway screw air compressor testing installation according to claims 1, it is characterized in that industrial control computer is connected with programmable logic controller (PLC), programmable logic controller (PLC) is connected with programmable logic controller (PLC) Analog input mModule and solenoid valve, and programmable logic controller (PLC) Analog input mModule is connected with sensor.
3. the railway screw air compressor testing installation according to claims 1, is characterized in that the branch road be made up of solenoid valve (7), storage reservoir (13), temperature transducer (4), pressure transducer (5), exhaust solenoid valve (8) and the branch circuit parallel connection be made up of air inlet electromagnetic valve (7), storage reservoir (13), exhaust solenoid valve (8); The branch road be made up of pressure control solenoid valve (9), back pressure valve (10) is in parallel with air draft solenoid valve (11); Above-mentioned two parallel pipelines series connection.
4. the railway screw air compressor testing installation according to claims 1, is characterized in that the Stress control of Equipment Inspection is completed by back pressure valve (10) and pressure transducer (5) co-controlling.
5. the railway screw air compressor testing installation according to claims 1, it is control by presetting the back pressure valve after pressure (10) that the pressure that it is characterized in that storing up reservoir (13) maintains.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520244637.5U CN204663844U (en) | 2015-04-22 | 2015-04-22 | A kind of railway screw air compressor testing installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520244637.5U CN204663844U (en) | 2015-04-22 | 2015-04-22 | A kind of railway screw air compressor testing installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204663844U true CN204663844U (en) | 2015-09-23 |
Family
ID=54134232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520244637.5U Expired - Fee Related CN204663844U (en) | 2015-04-22 | 2015-04-22 | A kind of railway screw air compressor testing installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204663844U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113565748A (en) * | 2021-09-23 | 2021-10-29 | 苏州卓樱自动化设备有限公司 | Performance test equipment and method for compressor |
-
2015
- 2015-04-22 CN CN201520244637.5U patent/CN204663844U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113565748A (en) * | 2021-09-23 | 2021-10-29 | 苏州卓樱自动化设备有限公司 | Performance test equipment and method for compressor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE502008001086D1 (en) | COMPRESSED AIR SUPPLY DEVICE FOR A COMMERCIAL VEHICLE AND METHOD FOR OPERATING A COMPRESSED AIR SUPPLY DEVICE | |
| CN204663844U (en) | A kind of railway screw air compressor testing installation | |
| CN204647511U (en) | Anti-surge control device | |
| CN201635983U (en) | Trial-run device of compressor | |
| CN203497734U (en) | Additionally-arranged blowing assisting device of exhaust pipe of pneumatic ash conveying bin pump | |
| CN201539693U (en) | Gas-liquid conveying pressure regulating valve set | |
| CN202883509U (en) | Energy accumulator device automatically regulating inflation pressure | |
| CN208811041U (en) | A kind of moulding machine penetrates sand making-up air device | |
| CN203628284U (en) | Pressure adjusting apparatus for natural gas supplying of natural gas boiler | |
| CN203533212U (en) | Double-way pressure regulating device of central gas supply system | |
| CN204114231U (en) | Automatic tee selector valve in a kind of bag-type dust removing system | |
| CN204005247U (en) | Improved instrument air process system | |
| CN208760932U (en) | The anti-dust pollution device of cement-packing plant air-channel system | |
| CN203743861U (en) | Pneumatic diaphragm control valve checking and emergency pipeline of shred manufacturing workshop of cigarette factory | |
| CN207122639U (en) | A kind of pneumatic control valve device | |
| CN102506299A (en) | Method for reducing running pressure of common compressed air pipe network | |
| CN202100944U (en) | Switching system with piston type low-pressure nitrogen compressor providing instrument air | |
| CN202518246U (en) | Energy-saving automatic supporting device of movable air compressor | |
| CN201558830U (en) | Cleaning pipeline system provided with pressure regulating valve and cleaning machine adopting same | |
| CN203248996U (en) | Gas supply system | |
| CN202381998U (en) | Safety cut-off device for natural gas | |
| CN203845455U (en) | Mixing conveying system for coal economizer and denitration part cinder and electric ash removing part fine ash | |
| CN204099906U (en) | A kind of bleed emulation mode rapid translating configuration | |
| CN204188386U (en) | A kind of buffer adjusting mechanism | |
| CN204328463U (en) | A kind of LNG Liquefied natural gas is unloaded regulator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150923 Termination date: 20160422 |