CN207781054U - Air path system of braking practical training equipment of urban rail transit vehicle - Google Patents
Air path system of braking practical training equipment of urban rail transit vehicle Download PDFInfo
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- CN207781054U CN207781054U CN201721403223.8U CN201721403223U CN207781054U CN 207781054 U CN207781054 U CN 207781054U CN 201721403223 U CN201721403223 U CN 201721403223U CN 207781054 U CN207781054 U CN 207781054U
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Abstract
The utility model provides a real standard equipment gas circuit system of urban rail transit vehicle braking, include: one end of the main air pipeline is connected with an air compressor for providing input air through a main air electronic valve, and the other end of the main air pipeline is respectively connected with a parking brake unit, a common brake unit, an emergency brake unit and an air spring air charging unit; wherein the parking brake unit comprises a parking brake solenoid valve and a parking brake pressure switch connected in series to generate an analog signal without generating an actual braking force; the service brake unit comprises a service brake proportional valve and a release electronic valve which are connected in series to adjust and realize graded braking; the emergency braking unit comprises an emergency braking electronic valve and a shuttle valve which are connected in series, and the emergency braking electronic valve and the shuttle valve are normally closed to realize the logic relation of emergency braking during the power-off period of the braking control system; the air spring air charging unit is connected with an air spring and comprises an air spring pressure sensor to supply air to the air spring.
Description
Technical field
The utility model is related to analog control technique fields, and in particular to a kind of urban rail traffic vehicle braking real training is set
Standby air-channel system.
Background technology
With the development of public transit systems, urban track traffic is increasingly taken seriously, and subway and this rail of light rail
Since its punctuality and convenience have obtained tremendous expansion, Urban Rail Transit Development is all being puted forth effort in many big cities for road traffic.
Existing rail traffic vehicles are bound to use braking system, and the reliability and stability of braking system are also for safety
It runs vital.Due to the importance of braking system, the detection in daily maintenance and repair for braking system is maintained
It is very important.Therefore how various braking system faults are accurately and effectively simulated, for training engineering technical staff
It is most important；But suitable braking simulation system is had no in the prior art.
Utility model content
For terminal box in the prior art there are the problem of, the utility model embodiment technical problems to be solved are to carry
Go out a kind of urban rail traffic vehicle braking Practical training equipment for the braking system can be good at simcity rail traffic vehicles
Air-channel system, with various defects existing for simulating brake system, at least part of solution problems of the prior art.
To solve the above-mentioned problems, the utility model embodiment proposes a kind of urban rail traffic vehicle braking real training and sets
Standby air-channel system, including：Blast main road, blast main road one end is by the connection of total wind electronic valve 2 for providing input gas
Air compressor 1, the other end is separately connected parking brake unit 5, common by air cleaner 4 and braking compression release valve 201
Brake unit 6, emergency braking unit 7, air spring fill wind unit 8；
Wherein parking brake unit 5 includes concatenated parking brake solenoid valve 51 and parking brake pressure switch 52 to generate
Analog signal is without generating actual braking force；
Wherein service braking unit 6 includes concatenated service braking proportioning valve 61 and alleviates electronic valve 62 to adjust realization
B1- B7 fraction braking by grades；
Wherein emergency braking unit 7 includes concatenated emergency braking electronic valve 71 and shuttle valve 72, the emergency braking electronics
Valve 71 and shuttle valve 72 are normally closed to realize the logical relation of braking control system dead electricity period emergency braking；
Wherein air spring fills the connection air spring of wind unit 8, and it includes air spring pressure that the air spring, which fills wind unit 8,
Force snesor 81 is with for air spring air feed.
Wherein, wherein blast main road is equipped with total wind pressure force snesor 3 to detect total wind pressure in real time.
Wherein, the alleviation electronic valve 62 of service braking unit 6 connects shuttle valve 72.
Wherein, further include checking cylinder in the system, which connects checking cylinder with reality by brake-cylinder pressure sensor
When detection service braking unit 6 and emergency braking unit 7 be transported to the brake pressure value of checking cylinder.
As shown in Figure 1, which connects emergency braking unit 7 and sky by brake pipe pressure valve 202
Gas spring fills wind unit 8.
The above-mentioned technical proposal of the utility model has the beneficial effect that：Above-mentioned technical proposal proposes a kind of city rail
Vehicular traffic brake Practical training equipment air-channel system, it can be achieved that analog simulation metro braking system circuit control, realize to braking
The functions such as control, experiment, fault setting and the exclusion of system.
Description of the drawings
Fig. 1 is the structural representation of the urban rail traffic vehicle braking Practical training equipment air-channel system of the utility model embodiment
Figure.
Specific implementation mode
In order to make the technical problems, technical solutions and advantages to be solved by the utility model clearer, below in conjunction with attached drawing
And specific embodiment is described in detail.
As shown in Figure 1, the utility model embodiment proposes a kind of urban rail traffic vehicle braking Practical training equipment gas
Road system, including：Blast main road, sky of the blast main road one end by the connection of total wind electronic valve 2 for providing input gas
Air compressor 1, the other end are separately connected parking brake unit 5, service braking by air cleaner 4 and braking compression release valve 201
Unit 6, emergency braking unit 7, air spring fill wind unit 8；
Wherein parking brake unit 5 includes concatenated parking brake solenoid valve 51 and parking brake pressure switch 52 to generate
Analog signal is without generating actual braking force；
Wherein service braking unit 6 includes concatenated service braking proportioning valve 61 and alleviates electronic valve 62 to adjust realization
B1- B7 fraction braking by grades；
Wherein emergency braking unit 7 includes concatenated emergency braking electronic valve 71 and shuttle valve 72, the emergency braking electronics
Valve 71 and shuttle valve 72 are normally closed to realize the logical relation of braking control system dead electricity period emergency braking；
Wherein air spring fills the connection air spring of wind unit 8, and it includes air spring pressure that the air spring, which fills wind unit 8,
Force snesor 81 is with for air spring air feed.
Wherein, wherein blast main road is equipped with total wind pressure force snesor 3 to detect total wind pressure in real time.
Wherein, the alleviation electronic valve 62 of service braking unit 6 connects shuttle valve 72.
Wherein, further include checking cylinder in the system, the shuttle valve 72 by brake-cylinder pressure sensor 101 connect checking cylinder with
Detection service braking unit 6 and emergency braking unit 7 are transported to the brake pressure value of checking cylinder in real time.
The above is preferred embodiments of the present invention, it is noted that for the ordinary skill of the art
For personnel, under the premise of not departing from principle described in the utility model, it can also make several improvements and retouch, these improvement
The scope of protection of the utility model is also should be regarded as with retouching.
Claims (5)
1. a kind of urban rail traffic vehicle braking Practical training equipment air-channel system, which is characterized in that including：Blast main road, it is described
Air compressor of the blast main road one end by the connection of total wind electronic valve for providing input gas, the other end, which is separately connected, to be parked
Brake unit, service braking unit, emergency braking unit, air spring fill wind unit；
Wherein parking brake unit includes concatenated parking brake solenoid valve and parking brake pressure switch to generate analog signal
Without generating actual braking force；
Wherein service braking unit includes concatenated service braking proportioning valve and alleviates electronic valve to adjust realization braking by grades；
Wherein emergency braking unit includes concatenated emergency braking electronic valve and shuttle valve, and the emergency braking electronic valve and shuttle valve are normal
It closes to realize the logical relation of braking control system dead electricity period emergency braking；
Wherein air spring fills wind unit connection air spring, and it includes air spring pressure sensing that the air spring, which fills wind unit,
Device is with for air spring air feed.
2. urban rail traffic vehicle braking Practical training equipment air-channel system according to claim 1, which is characterized in that described
Blast main road is equipped with total wind pressure force snesor to detect total wind pressure in real time.
3. urban rail traffic vehicle braking Practical training equipment air-channel system according to claim 1, which is characterized in that common
The alleviation electronic valve of brake unit connects shuttle valve.
4. urban rail traffic vehicle braking Practical training equipment air-channel system according to claim 3, which is characterized in that this is
Further include checking cylinder in system, the shuttle valve checking cylinder connected by brake-cylinder pressure sensor with detect in real time service braking unit and
Brake pressure value of the emergency braking unit transportation to checking cylinder.
5. urban rail traffic vehicle braking Practical training equipment air-channel system according to claim 1, which is characterized in that described
The other end on blast main road by air cleaner and braking compression release valve be separately connected parking brake unit, service braking unit,
Emergency braking unit, air spring fill wind unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721403223.8U CN207781054U (en) | 2017-10-27 | 2017-10-27 | Air path system of braking practical training equipment of urban rail transit vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721403223.8U CN207781054U (en) | 2017-10-27 | 2017-10-27 | Air path system of braking practical training equipment of urban rail transit vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207781054U true CN207781054U (en) | 2018-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721403223.8U Active CN207781054U (en) | 2017-10-27 | 2017-10-27 | Air path system of braking practical training equipment of urban rail transit vehicle |
Country Status (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107633761A (en) * | 2017-10-27 | 2018-01-26 | 天津骥腾科技有限公司 | Air path system of braking practical training equipment of urban rail transit vehicle |
| CN113324770A (en) * | 2020-02-28 | 2021-08-31 | 克诺尔车辆设备(苏州)有限公司 | Test platform and test method for distributed braking system of railway vehicle |
-
2017
- 2017-10-27 CN CN201721403223.8U patent/CN207781054U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107633761A (en) * | 2017-10-27 | 2018-01-26 | 天津骥腾科技有限公司 | Air path system of braking practical training equipment of urban rail transit vehicle |
| CN113324770A (en) * | 2020-02-28 | 2021-08-31 | 克诺尔车辆设备(苏州)有限公司 | Test platform and test method for distributed braking system of railway vehicle |
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