CN113479183A - Pressure switch testing method and device for debugging urban rail vehicle braking system - Google Patents
Pressure switch testing method and device for debugging urban rail vehicle braking system Download PDFInfo
- Publication number
- CN113479183A CN113479183A CN202110813640.4A CN202110813640A CN113479183A CN 113479183 A CN113479183 A CN 113479183A CN 202110813640 A CN202110813640 A CN 202110813640A CN 113479183 A CN113479183 A CN 113479183A
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- China
- Prior art keywords
- pressure switch
- pressure
- plug
- branch
- indicator light
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/18—Safety devices; Monitoring
- B60T17/22—Devices for monitoring or checking brake systems; Signal devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/04—Arrangements of piping, valves in the piping, e.g. cut-off valves, couplings or air hoses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/18—Safety devices; Monitoring
- B60T17/22—Devices for monitoring or checking brake systems; Signal devices
- B60T17/228—Devices for monitoring or checking brake systems; Signal devices for railway vehicles
Abstract
The invention provides a pressure switch testing method and a pressure switch testing device for debugging a braking system of an urban rail vehicle, wherein the pressure switch testing device comprises a pressure regulating valve, a pressure gauge and a circuit, the pressure regulating valve is used for being installed on a braking pipeline to regulate the pressure, the pressure gauge is used for being installed on the braking pipeline to display the pressure, the circuit comprises a power supply, a pressure switch plug, a first branch and a second branch, the first branch and the second branch are connected in parallel, the pressure switch plug is used for being plugged with a pressure switch to be tested, when the pressure switch is closed, the pressure switch plug enables the power supply and the first branch to form a conductive loop, when the pressure switch is disconnected, the pressure switch plug enables the power supply and the second branch to form a conductive loop, a first indicator lamp and a first buzzer are connected in series on the first branch, and a second indicator lamp and a second buzzer are connected in series on the second branch. The pressure switch testing device provided by the invention can be used for testing the pressure switch by only one person, and has the advantages of low personnel cost and high debugging efficiency.
Description
Technical Field
The invention relates to the technical field of equipment debugging, in particular to a pressure switch testing method and device for debugging a braking system of an urban rail vehicle.
Background
At present, in debugging of a brake system of an urban rail vehicle, when a pressure switch is tested, pressure is usually regulated under the vehicle by one person, and the test is carried out by a method of observing the state of a relay on the vehicle by the other person. The required time of the whole process is long after the personnel on the vehicle see the relay to act, the interphone informs the personnel under the vehicle to use, and then the personnel under the vehicle records the pressure value, so the debugging efficiency of the method is low at present, and the personnel cost is high. Therefore, how to provide an efficient and low-cost pressure switch testing method becomes a technical problem to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, the invention provides a pressure switch testing method and device for debugging an urban rail vehicle braking system, and the pressure switch testing performed by using the device can be completed by only one person, so that the personnel cost is low, and the debugging efficiency is high.
In order to achieve the purpose, the invention provides the following technical scheme:
a pressure switch testing device for commissioning an urban rail vehicle braking system, comprising:
the pressure regulating valve is used for being installed on a brake pipeline to regulate the pressure;
the pressure gauge is used for being installed on the brake pipeline to display the pressure; and
the circuit, the circuit includes power, pressure switch plug to and parallel connection's first branch road and second branch road, the pressure switch plug is used for pegging graft with the pressure switch who awaits measuring, works as when pressure switch closes, the pressure switch plug makes the power with first branch road forms conductive loop, works as when pressure switch breaks off, the pressure switch plug makes the power with the second branch road forms conductive loop, it has first pilot lamp and first bee calling organ to establish ties on the first branch road, it has second pilot lamp and second bee calling organ to establish ties on the second branch road.
Optionally, in the pressure switch testing apparatus, the first indicator light and the second indicator light are different in color.
Optionally, in the pressure switch testing apparatus, the first indicator light is a green light, a red light, or a yellow light, and the second indicator light is a green light, a red light, or a yellow light.
A pressure switch testing method for commissioning an urban rail vehicle braking system, said pressure switch testing method using a pressure switch testing device as disclosed in any one of the above, comprising the steps of:
installing the pressure regulating valve and the pressure gauge to a brake line;
pulling out an original plug on a pressure switch to be tested, and inserting the pressure switch plug into the pressure switch;
adjusting the pressure regulating valve to change the pressure in the brake pipeline, observing a target indicator light, and recording the current display value of the pressure gauge when the target indicator light is seen to be on and a buzzing sound is heard;
pulling out the pressure switch plug, and inserting the original plug into the pressure switch;
and removing the pressure regulating valve and the pressure gauge from the brake pipeline.
According to the technical scheme, in the pressure switch testing device for debugging the urban rail vehicle braking system, the pressure regulating valve can regulate the pressure in the braking pipeline, the pressure gauge can visually display the pressure value in the braking pipeline, the two parallel branches of the circuit are provided with the indicating lamp and the buzzer, and the conduction of the two branches and the power supply is controlled by the pressure switch plug. During the test pressure switch, only need alone stand by the air-vent valve, adjust pressure on one side, observe the pilot lamp on the other side, when pressure switch moves, have the pilot lamp that corresponds the branch road and light and the buzzer sounds, above-mentioned personnel can learn above feedback very fast and carry out the operation of taking notes the manometer. Therefore, the pressure switch test can be completed by only one person by using the device provided by the invention, the personnel cost is lower, and the debugging efficiency is higher.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic diagram of a pressure switch testing device for debugging a braking system of an urban rail vehicle, provided by the embodiment of the invention.
Labeled as:
1. a circuit; 11. a power source; 12. a pressure switch plug; 13. a green light; 14. a buzzer; 15. a red light; 16. a buzzer;
2. a pressure switch; 3. a brake pipe; 4. a pressure gauge; 5. a pressure regulating valve.
Detailed Description
For the purpose of facilitating understanding, the present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1, the pressure switch testing device for debugging a braking system of an urban rail vehicle provided by the embodiment of the invention comprises a circuit 1, a pressure gauge 4 and a pressure regulating valve 5, wherein the circuit 1 comprises a power supply 11, a pressure switch plug 12, and a first branch and a second branch which are connected in parallel, a green light 13 (namely a first indicator light) and a buzzer 14 (namely a first buzzer) are connected in series on the first branch, and a red light 15 (namely a second indicator light) and a buzzer 16 (namely a second buzzer) are connected in series on the second branch.
When the pressure switch is used, the pressure gauge 4 and the pressure regulating valve 5 are installed on the brake pipeline 3, and the pressure switch plug 12 is plugged into the pressure switch 2 to be tested. The pressure regulating valve 5 can flexibly regulate the pressure in the brake pipeline 3, so that the pressure value can meet the action value of the pressure switch 2 as soon as possible. The pressure value of the pressure switch 2 can be visually displayed on the pressure gauge 4 in real time, so that the recording is convenient. The pressure switch plug 12 is used for simulating an electric contact of the pressure switch 2, and the indicator light and the buzzer are used for displaying the action state of the pressure switch 2, when the pressure switch 2 is closed, the green light 13 is on, and the buzzer 14 is sounded, namely, the power supply 11 and the first branch form a conductive loop; when the pressure switch 2 is turned off, the red light 15 is on, and the buzzer 16 sounds, i.e. the power supply 11 and the second branch form a conductive loop.
The invention also provides a pressure switch testing method for debugging the urban rail vehicle braking system, which comprises the following steps:
installing a pressure regulating valve 5 and a pressure gauge 4 to a brake pipe 3;
pulling out an original plug (the other end of the original plug is connected to a relay) on the pressure switch 2 to be tested, and inserting the pressure switch plug 12 into the pressure switch 2;
while adjusting the pressure regulating valve 5 to change the pressure in the brake pipe 3, observing the target indicator lamp (green lamp 13 or red lamp 15), and recording the current display value of the pressure gauge 4 when the target indicator lamp is seen to be on and the buzzing sound is heard;
the pressure switch plug 12 is pulled off, and the original plug is inserted into the pressure switch 2;
the pressure regulating valve 5 and the pressure gauge 4 are removed from the brake pipe 3.
As shown in fig. 1, when testing the pressure switch 2, only one person needs to stand beside the pressure regulating valve 3 to regulate the pressure and observe the indicator light, when the pressure switch 2 acts, the indicator light corresponding to the branch is turned on and the buzzer sounds, and the person can know the feedback and perform the operation of recording the pressure gauge 4 very quickly. Therefore, the pressure switch test can be completed by only one person by using the device provided by the invention, the personnel cost is lower, and the debugging efficiency is higher. It will be readily appreciated that the pressure gauge 4 and indicator light should be disposed within the field of view of the tester.
The first indicator light and the second indicator light are different in color to improve the convenience of use of the device, and the indicator light may be a green light, a red light, or a yellow light. Of course, if the first indicator light and the second indicator light are the same color, they can be distinguished by different orientations, for example, the first indicator light and the second indicator light are arranged on the left and right or on the top and bottom when in use.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to the embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (4)
1. A pressure switch testing arrangement for debugging an urban rail vehicle braking system, comprising:
the pressure regulating valve is used for being installed on a brake pipeline to regulate the pressure;
the pressure gauge is used for being installed on the brake pipeline to display the pressure; and
the circuit, the circuit includes power, pressure switch plug to and parallel connection's first branch road and second branch road, the pressure switch plug is used for pegging graft with the pressure switch who awaits measuring, works as when pressure switch closes, the pressure switch plug makes the power with first branch road forms conductive loop, works as when pressure switch breaks off, the pressure switch plug makes the power with the second branch road forms conductive loop, it has first pilot lamp and first bee calling organ to establish ties on the first branch road, it has second pilot lamp and second bee calling organ to establish ties on the second branch road.
2. The pressure switch testing device of claim 1, wherein the first indicator light is a different color than the second indicator light.
3. The pressure switch testing device of claim 2, wherein the first indicator light is a green light, a red light, or a yellow light, and the second indicator light is a green light, a red light, or a yellow light.
4. A pressure switch testing method for debugging a braking system of an urban rail vehicle, characterized in that the pressure switch testing method uses the pressure switch testing device as claimed in any one of claims 1 to 3, comprising the steps of:
installing the pressure regulating valve and the pressure gauge to a brake line;
pulling out an original plug on a pressure switch to be tested, and inserting the pressure switch plug into the pressure switch;
adjusting the pressure regulating valve to change the pressure in the brake pipeline, observing a target indicator light, and recording the current display value of the pressure gauge when the target indicator light is seen to be on and a buzzing sound is heard;
pulling out the pressure switch plug, and inserting the original plug into the pressure switch;
and removing the pressure regulating valve and the pressure gauge from the brake pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110813640.4A CN113479183A (en) | 2021-07-19 | 2021-07-19 | Pressure switch testing method and device for debugging urban rail vehicle braking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110813640.4A CN113479183A (en) | 2021-07-19 | 2021-07-19 | Pressure switch testing method and device for debugging urban rail vehicle braking system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113479183A true CN113479183A (en) | 2021-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110813640.4A Pending CN113479183A (en) | 2021-07-19 | 2021-07-19 | Pressure switch testing method and device for debugging urban rail vehicle braking system |
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| CN (1) | CN113479183A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130055789A (en) * | 2011-11-21 | 2013-05-29 | 한국철도공사 | Test apparatus for brake pressure switch of electric train |
| CN203377336U (en) * | 2013-06-04 | 2014-01-01 | 深圳市沃特玛电池有限公司 | Air pressure detection alarm circuit |
| CN205620146U (en) * | 2016-05-06 | 2016-10-05 | 武汉航空仪表有限责任公司 | Pressure switch testing arrangement |
| CN207937569U (en) * | 2018-04-03 | 2018-10-02 | 天津斌德鑫力电子科技有限公司 | A kind of pressure switch shows car detector |
| CN208568942U (en) * | 2018-06-29 | 2019-03-01 | 北京广利核系统工程有限公司 | Plate grade key switch connection test device |
-
2021
- 2021-07-19 CN CN202110813640.4A patent/CN113479183A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130055789A (en) * | 2011-11-21 | 2013-05-29 | 한국철도공사 | Test apparatus for brake pressure switch of electric train |
| CN203377336U (en) * | 2013-06-04 | 2014-01-01 | 深圳市沃特玛电池有限公司 | Air pressure detection alarm circuit |
| CN205620146U (en) * | 2016-05-06 | 2016-10-05 | 武汉航空仪表有限责任公司 | Pressure switch testing arrangement |
| CN207937569U (en) * | 2018-04-03 | 2018-10-02 | 天津斌德鑫力电子科技有限公司 | A kind of pressure switch shows car detector |
| CN208568942U (en) * | 2018-06-29 | 2019-03-01 | 北京广利核系统工程有限公司 | Plate grade key switch connection test device |
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Application publication date: 20211008 |