CN115179916A - Brake control package for APM vehicle - Google Patents

Brake control package for APM vehicle Download PDF

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Publication number
CN115179916A
CN115179916A CN202210795275.3A CN202210795275A CN115179916A CN 115179916 A CN115179916 A CN 115179916A CN 202210795275 A CN202210795275 A CN 202210795275A CN 115179916 A CN115179916 A CN 115179916A
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CN
China
Prior art keywords
interface
air
air inlet
assembly
air cylinder
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.)
Pending
Application number
CN202210795275.3A
Other languages
Chinese (zh)
Inventor
葛永
刘元清
张鹏飞
孟子超
李增辉
贺成
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nanjing CRRC Puzhen Haitai Brake Equipment Co Ltd
Original Assignee
Nanjing CRRC Puzhen Haitai Brake Equipment Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nanjing CRRC Puzhen Haitai Brake Equipment Co Ltd filed Critical Nanjing CRRC Puzhen Haitai Brake Equipment Co Ltd
Priority to CN202210795275.3A priority Critical patent/CN115179916A/en
Publication of CN115179916A publication Critical patent/CN115179916A/en
Pending legal-status Critical Current

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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
    • B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • 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
    • B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
    • B60T13/24—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being gaseous
    • B60T13/26—Compressed-air systems
    • 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
    • B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
    • B60T13/24—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being gaseous
    • B60T13/26—Compressed-air systems
    • B60T13/261—Compressed-air systems systems with both indirect application and application by springs or weights and released by compressed air
    • 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
    • B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
    • B60T13/66—Electrical control in fluid-pressure brake systems
    • B60T13/68—Electrical control in fluid-pressure brake systems by electrically-controlled valves
    • B60T13/683—Electrical control in fluid-pressure brake systems by electrically-controlled valves in pneumatic systems or parts thereof
    • 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
    • B60T15/00—Construction arrangement, or operation of valves incorporated in power brake systems and not covered by groups B60T11/00 or B60T13/00
    • B60T15/02—Application and release valves
    • B60T15/021—Railway control or brake valves
    • 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
    • B60T15/00—Construction arrangement, or operation of valves incorporated in power brake systems and not covered by groups B60T11/00 or B60T13/00
    • B60T15/02—Application and release valves
    • B60T15/025—Electrically controlled valves
    • B60T15/027—Electrically controlled valves in pneumatic systems
    • 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
    • B60T15/00—Construction arrangement, or operation of valves incorporated in power brake systems and not covered by groups B60T11/00 or B60T13/00
    • B60T15/02—Application and release valves
    • B60T15/36—Other control devices or valves characterised by definite functions
    • 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
    • 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
    • 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
    • B60T2270/00—Further aspects of brake control systems not otherwise provided for
    • B60T2270/88—Pressure measurement in brake systems

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  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)

Abstract

The invention discloses a brake control package for an APM (automatic pressure brake) vehicle, which comprises an integrated frame and is characterized in that holes for mounting parts and part codes are processed on the integrated frame; the integrated frame is provided with an air cylinder mounting seat, a pressure switch assembly, a proportional electromagnetic valve assembly, a connector, a hose, a cable, a binding seat, a rivet, an annular terminal and a cross-recessed pan head screw; the brake control package has 1 electric interface and 6 air circuit interfaces; the invention adopts an integrated installation design, reduces the requirements of products on vehicle installation points and spaces, is convenient to install, use and maintain, and has very important practical value.

Description

Brake control package for APM vehicle
Technical Field
The invention relates to the technical field of automatic passenger rapid transit (APM) vehicles, in particular to a brake control packet for an APM vehicle.
Background
At present, in an APM vehicle, a proportional solenoid valve for vehicle brake control, a pressure switch for brake pressure monitoring and feedback, a brake reservoir for storing compressed air for brake control, a brake release reservoir for storing compressed air for spring emergency brake release, and a check valve for preventing backflow of compressed air are installed in a multipoint dispersed manner. The installation of product distributing type needs more vehicle mounted position point and great installation space, and is not convenient for concentrate the maintenance of overhauing, can't satisfy APM vehicle to the high requirement that the product highly integrates, installation and maintenance are convenient. Therefore, the proportional solenoid valve, the pressure switch, the brake air cylinder, the brake relieving air cylinder and the check valve are integrated by adopting a frame, the requirements of products on vehicle mounting points and spaces are reduced, the installation, the use and the maintenance are convenient, and the practical value is very important.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides the brake control packet which is designed by adopting the frame integrated installation of the proportional solenoid valve, the pressure switch, the brake air cylinder, the brake relieving air cylinder and the check valve, so that the requirements of products on vehicle installation points and spaces are reduced, the installation, the use and the maintenance are convenient, and the brake control packet has very important practical value.
The purpose of the invention is realized by the following technical scheme.
A brake control packet for an APM vehicle is used for receiving a vehicle brake control command signal and outputting pressure-controlled brake compressed air and compressed air for storing brake and relieving to a brake actuating mechanism connected with the rear end of the brake control command signal; the integrated frame is provided with a hole for mounting a part and a part code; the integrated frame is provided with an air cylinder mounting seat, a pressure switch assembly, a proportional electromagnetic valve assembly, a connector, a hose, a cable, a binding seat, a rivet, an annular terminal and a cross-recessed pan head screw; the air cylinder mounting seat is provided with a braking air cylinder assembly and an emergency relieving air cylinder assembly; the air inlet of the braking air cylinder assembly has a non-return function and is communicated with the air outlet of the air supply device through an under-vehicle hose, the air outlet of the braking air cylinder assembly is respectively communicated with the air inlet of the emergency braking relieving air cylinder and the air inlet of the proportional electromagnetic valve assembly through hoses, and the detection water outlet of the braking air cylinder assembly is respectively communicated with the air inlet of the pressure monitoring equipment or the atmosphere according to the use occasion; the air inlet of the emergency release air cylinder assembly has a non-return function, the air outlet of the emergency release air cylinder assembly is communicated with the air inlet of the emergency brake release control component through an under-vehicle hose, and the detection water outlet of the emergency release air cylinder assembly is respectively communicated with the air inlet of the pressure monitoring equipment or the atmosphere according to use occasions; an air outlet of the comparison electromagnetic valve assembly is communicated with an air inlet of the brake actuating mechanism through an under-vehicle hose, an air outlet of the comparison electromagnetic valve assembly is communicated with the atmosphere, a monitoring port of the comparison electromagnetic valve assembly is communicated with an air inlet of the pressure switch assembly through a hose, and an electrical interface of the comparison electromagnetic valve assembly is connected with a connector through a cable; the electrical interface of the pressure switch assembly is connected with the connector through a cable; the cable tie seat and the rivet are used for fixedly binding the cable to the integrated frame. The brake control package has 1 electric interface and 6 air circuit interfaces; the 6 gas path interfaces are respectively 1 hose quick connection gas inlet, 3 hose quick connection gas outlets and 2 detection drainage gas outlets;
furthermore, the integrated frame is a base body for mounting all parts, and is provided with 18 part mounting threaded holes, 4 brake control package product mounting holes, 2 grounding threaded holes, 4 riveting holes, 9 part codes and indication marks in a processing manner; the part mounting threaded hole is assembled with a standard fastener and used for mounting and fastening the proportional electromagnetic valve assembly, the pressure switch assembly, the air cylinder mounting seat and the connector; the damping pad is arranged on the product mounting hole of the brake control package and used for weakening the transmission of vehicle vibration to the brake control package and reducing the structural strength requirement of the vehicle on the brake control package; the grounding threaded hole is connected with a vehicle grounding point through a cable and a fastener; the riveting hole is used for riveting the wire binding seat; the part code numbers are respectively 'PAV', 'PS-A', 'PORT 3', 'J1', 'PORT 1' and 'PORT 2', and the indication marks are respectively se:Sup>A grounding mark and se:Sup>A brake control packet product mark.
Further, the air cylinder mounting seat is mounted between the integrated frame and the air cylinder assembly through 2 hexagon head bolts and 2 flat washers, and comprises an air cylinder sling, an anti-abrasion pad, a fixing block, a hexagon head bolt, a flat washer 1, an inner hexagon socket head cap screw, a hexagon nut and a flat washer 2; the air cylinder sling is provided with two air cylinder mounting seat mounting holes, 1 fixed block mounting ring and 1 air cylinder assembly fastening mounting hole, the air cylinder mounting seat mounting hole is assembled with a hexagon head bolt and a flat washer 1 and used for mounting the air cylinder mounting seat on the integrated frame, and the fixed block mounting ring is assembled with a fixed block, an inner hexagon socket head bolt, a flat washer 2, a hexagon nut and an air cylinder assembly fastening mounting hole and used for fastening and mounting the air cylinder assembly on the air cylinder mounting seat; the anti-abrasion pad is made of rubber and is used for preventing the surface abrasion of the air cylinder hanging strip and the air cylinder during fastening installation and use; and the fixed block is provided with 1 through hole for assembling the hexagon socket head cap screw.
Furthermore, the braking air cylinder assembly is arranged on the integrated frame through 2 air cylinder mounting seats, the braking air cylinder assembly is used for storing braking compressed air and preventing the compressed air in the air cylinder from flowing back to an under-vehicle hose, the braking air cylinder assembly comprises 1 air inlet, 2 air outlets and 1 detection water outlet, and the braking air cylinder assembly comprises a right-angle pipe joint, a check valve, an air cylinder, a straight-through adapter, a three-way pipe joint, a plug and a plug door; the right-angle pipe joint comprises 1 external thread interface and 1 hose quick connection interface, the external thread interface is used for being installed and connected with an air inlet of the check valve, and the hose quick connection interface is used as an air inlet of the brake air cylinder assembly and is communicated with an air outlet of the air supply device through an under-vehicle hose; the check valve comprises 1 air inlet and 1 air outlet, the check valve is used for conducting when the pressure of the air inlet is greater than that of the air outlet, the check valve is stopped when the pressure of the air inlet is less than that of the air outlet, and the air outlet of the check valve is used for being connected with the air cylinder in an installing mode; the air cylinder is used as a container for storing compressed air and comprises 4 pipeline interfaces; the straight-through adapter comprises 1 external thread mounting interface and 1 internal thread mounting interface, the specifications of the internal thread and the external thread are different, so that parts with different thread specifications are mounted and connected, the external thread mounting interface is used for being mounted and communicated with the air cylinder, and the internal thread mounting interface is used for being mounted and connected with the external thread mounting interface of the three-way pipe joint; the three-way pipe joint comprises 1 external thread mounting interface and 2 hose quick connection interfaces, and the hose quick connection interfaces are used as an air outlet of the braking air cylinder assembly and are respectively communicated with an air inlet of the emergency braking relieving air cylinder and an air inlet of the proportional electromagnetic valve assembly through hoses; the plug is used for plugging an unused pipeline interface on the air cylinder; the cock includes 1 operating handle, 1 air inlet and 1 gas outlet, the operating handle effect is the relation of connection between control air inlet and the gas outlet, and when operating handle and cock were parallel, air inlet and gas outlet intercommunication, operating handle and cock when perpendicular, air inlet and gas outlet cut off, the air inlet is used for with reservoir pipeline interface erection joint, the gas outlet is as the detection outlet of braking reservoir subassembly, when gas outlet intercommunication atmosphere, the operation cock switches on can be with the ponding discharge reservoir in the reservoir, during gas outlet intercommunication pressure monitoring equipment, the operation cock switches on and can be used for braking reservoir pressure detection.
Furthermore, the emergency relief air cylinder assembly is mounted on the integrated frame through 2 air cylinder mounting seats, the emergency relief air cylinder assembly is used for storing emergency relief compressed air and preventing the compressed air in the air cylinder from flowing back to the brake air cylinder, the emergency relief air cylinder assembly comprises 1 air inlet, 1 air outlet and 1 detection water outlet, and comprises a right-angle pipe joint 1, a check valve, an air cylinder, a right-angle pipe joint 2, a plug and a plug door; the right-angle pipe joint 1 comprises 1 external thread interface and 1 hose quick connection interface, the external thread interface is used for being installed and connected with an air inlet of the check valve, and the hose quick connection interface is used as an air inlet of the emergency relief air cylinder assembly and is communicated with an air outlet of the brake air cylinder assembly through a hose; the check valve comprises 1 air inlet and 1 air outlet, the check valve is used for conducting when the pressure of the air inlet is greater than that of the air outlet, the check valve is stopped when the pressure of the air inlet is less than that of the air outlet, and the air outlet of the check valve is used for being connected with the air cylinder in an installing mode; the air cylinder is used as a container for storing compressed air and comprises 4 pipeline interfaces; the right-angle pipe joint 2 comprises 1 external thread interface and 1 hose quick connection interface, the external thread interface is used for being installed and connected with the air cylinder, and the hose quick connection interface is used as an air outlet of the emergency release air cylinder assembly and is communicated with an air inlet of the emergency brake release control component through an under-vehicle hose; the plug is used for plugging an unused pipeline interface on the air cylinder; the cock includes 1 operating handle, 1 air inlet and 1 gas outlet, the operating handle effect is the relation of connection between control air inlet and the gas outlet, and when operating handle and cock were parallel, air inlet and gas outlet intercommunication, operating handle and cock when perpendicular, air inlet and gas outlet cut off, the air inlet is used for with reservoir erection joint, the gas outlet is as promptly alleviating the detection outlet of reservoir subassembly, and when the intercommunication atmosphere, the operation cock switches on can be with the reservoir of ponding discharge in the reservoir, and during intercommunication pressure monitoring equipment, the operation cock switches on and can be used for promptly alleviating reservoir pressure detection.
Furthermore, the proportional electromagnetic valve assembly is mounted on the integrated frame through 4 hexagon socket head cap screws, 4 spring washers and 4 flat washers, is used for receiving a vehicle brake control signal, regulates the pressure of compressed air at an air inlet through an electric idle conversion function of the proportional electromagnetic valve assembly and outputs the regulated pressure to a brake actuating mechanism from the air outlet, simultaneously feeds back the pressure signal at the air outlet to a vehicle through an electric interface of the proportional electromagnetic valve assembly, and performs closed-loop control on the brake pressure through the signal, and comprises 1 air inlet, 2 air outlets, 1 monitoring port and 2 air outlets, and comprises a proportional electromagnetic valve transition plate assembly and a proportional electromagnetic valve; the proportional solenoid valve transition plate assembly is arranged between the proportional solenoid valve and the integrated frame and used as an installation base body of the proportional solenoid valve, a plate-connection type air path interface of the proportional solenoid valve is converted into a pipe-connection type air path interface, the proportional solenoid valve is convenient to communicate with other pipe-connection type parts of the brake control package, and the proportional solenoid valve transition plate assembly comprises an air path plate, a right-angle pipe joint, a 45-degree angle pipe joint, a plug, a through adapter, a tee pipe joint, 2 exhaust silencers, 4 inner hexagonal cylindrical head screws, 4 spring washers and 4 flat washers; the gas circuit board is internally provided with a gas circuit channel which comprises 2 gas inlet interfaces, 1 gas outlet interface, 1 monitoring interface, 2 gas outlet interfaces, 1 proportional solenoid valve gas inlet interface, 1 proportional solenoid valve gas outlet interface, 1 proportional solenoid valve mounting threaded hole and 4 proportional solenoid valve assembly mounting through holes, wherein the gas circuit channel is used for communicating the gas inlet interfaces with the proportional solenoid valve gas inlet interfaces, communicating the gas outlet interfaces with the proportional solenoid valve gas outlet interfaces and communicating the gas outlet interfaces, the proportional solenoid valve gas outlet interfaces and the monitoring interfaces; the right-angle pipe joint comprises 1 external thread interface and 1 hose quick connection interface, the external thread interface is used for being installed and connected with a monitoring interface of the air circuit board, and the hose quick connection interface is used as a monitoring port of the proportional electromagnetic valve assembly and is communicated with an air inlet of the pressure switch assembly through a hose; the 45-degree angle pipe joint comprises 1 external thread interface and 1 hose quick connection interface, the external thread interface is used for being connected with an air inlet of the air circuit board in an installing mode, and the hose quick connection interface is used as an air inlet of the comparison electromagnetic valve assembly and is communicated with an air outlet of the brake air cylinder assembly through a hose; the plug is used for plugging the air inlet of the unused air channel plate; the straight-through adapter comprises 1 external thread mounting interface and 1 internal thread mounting interface, the specifications of the internal thread and the external thread are different, so that parts with different thread specifications are mounted and connected, the external thread mounting interface is used for mounting and connecting with a gas outlet of a gas circuit board, and the internal thread mounting interface is used for mounting and connecting with an external thread mounting interface of a three-way pipe joint; the three-way pipe joint comprises 1 external thread mounting interface and 2 hose quick connection interfaces, and the hose quick connection interfaces are used as air outlets of the proportional electromagnetic valve components and are communicated with air inlets of the brake actuating mechanisms through hoses under the vehicle; the exhaust silencer is arranged at an exhaust interface of the gas circuit board and is used for reducing the exhaust noise decibel of the proportional solenoid valve; the inner hexagonal socket head cap screw, the spring washer and the flat washer are used for mounting the proportional solenoid valve transition plate assembly on the integrated frame; the proportional solenoid valve comprises 1 proportional solenoid valve body and 2 hexagon socket head cap screws; the proportional electromagnetic valve body comprises 1 air inlet, 1 air outlet and 1 electrical connection interface and is used as a functional component for braking control of the braking control packet, and the proportional electromagnetic valve body has the functions of electric-air conversion and pressure monitoring feedback; the electric connection interface is communicated with a connector of the brake control packet through a cable and comprises 5 electric connection pin points, wherein 1 pin point is used for positive input connection of power supply voltage, 2 pin points are used for positive input connection of control voltage, 3 pin points are used for common negative connection of power supply voltage, control voltage and feedback voltage, 4 pin points are used for positive output connection of feedback voltage, and 5 pin points are used for signal shielding connection. The inner hexagonal socket head cap screw is used for installing the proportional solenoid valve body on the proportional solenoid valve transition plate.
Furthermore, the pressure switch assembly is installed on the integrated frame through 2 hexagon socket head cap screws, the set value of the pressure switch assembly is adjustable, the pressure switch assembly is used for monitoring the pressure value of an air inlet of the pressure switch assembly and feeding back an electric signal to a vehicle in real time, the action principle is that when the air pressure of the air inlet of the pressure switch assembly is larger than the set value, the contact of the pressure switch assembly is switched to another state, and when the air pressure of the air inlet of the pressure switch assembly is smaller than the set value, the contact of the pressure switch assembly is in a default state; the pressure switch assembly comprises 1 air inlet and 1 electrical connection interface and comprises a right-angle pipe joint, a pressure switch, a cable joint and 2 inner hexagonal socket head screws; the right-angle pipe joint comprises 1 external thread interface and 1 hose quick connection interface, the external thread interface is used for being installed and connected with an air inlet of the pressure switch, and the hose quick connection interface is used as an air inlet of the pressure switch assembly and is communicated with a monitoring port of the proportional electromagnetic valve assembly through a hose; the pressure switch comprises 1 air inlet and 1 electrical connection interface, the air inlet is used for collecting pressure to be monitored, the electrical connection interface is communicated with a connector of a brake control packet through a cable, and comprises 6 double-pole double-throw electrical contacts capable of feeding back two groups of synchronous electrical signals, the electrical connection interface comprises two common contacts, 2 normally open contacts and 2 normally closed contacts, the codes are respectively '1 COM', '2 COM', '1 NO', '2 NO', '1 NC' and '2 NC', when the pressure of the air inlet of the pressure switch is smaller than a set value, the '1 COM' and the '1 NO' are disconnected, the '2 COM' and the '2 NO' are disconnected, the '1 COM' and the '1 NC' are communicated, the '2 COM' and the '2 NC' are communicated, when the pressure of the air inlet of the pressure switch is larger than the set value, the '1 COM' and the '1 NO' are communicated, the '2 COM' and the '2 NC' are disconnected; the cable joint is arranged on the electrical connection interface of the pressure switch, and a cable can penetrate through the cable joint and is used for performing waterproof and dustproof protection on the electrical connection interface of the pressure switch; the inner hexagonal socket head cap screw is used for installing the pressure switch assembly on the integrated frame.
Further, the connector is mounted on the integrated frame through 4 cross recessed pan head screws, 4 flat washers and 4 spring washers, the connector is a quick pluggable connector socket and is matched with a vehicle side connector plug for use, and is used for connecting and conducting a brake control pack electrical interface and a vehicle electrical interface, and the connector comprises a connector body, a connector tail, 19 connector pins, 4 cross recessed pan head screws, 4 flat washers and 4 spring washers; the connector body is internally provided with 19 holes, the numbers of the holes are respectively 'A', 'C', 'D', 'E', 'F', 'G', 'H', 'J', 'K', 'L', 'M', 'N', 'P', 'R', 'S', 'T', 'U' and 'V', and the holes are used for installing connector pins; the connector tail is arranged at the tail part of the connector body, and a cable can pass through the connector tail for carrying out waterproof and dustproof protection on a connector at the tail part of the connector body; the connector contact pin is used for being assembled with a cable in a compression joint mode, and can realize quick plugging when being matched with a vehicle side connector contact pin for use; the cross recessed pan head screw, flat washer and spring washer are used to mount the connector to the integrated frame.
Furthermore, the hose is made of nylon materials, has the characteristics of high flexibility and free bending, has low requirement on the position of the air path interface, and is assembled with 2 hose quick connection interfaces for air path communication among parts; the hose is used for communicating an air outlet of the brake air cylinder assembly with an air inlet of the emergency relief air cylinder assembly, communicating an air outlet of the brake air cylinder assembly with an air inlet of the proportional solenoid valve assembly, and communicating a monitoring port of the proportional solenoid valve assembly with an air inlet of the pressure switch assembly.
Further, the cable is used for conducting connection of an electrical interface in the brake control packet; the cable is characterized in that connector pins with the code numbers of 'A' and 'M' are respectively in conduction connection with pressure switch contacts with the code numbers of '1 COM' and '1 NO', connector pins with the code numbers of 'J', K 'and' L 'are respectively in conduction connection with pressure switch contacts with the code numbers of' 2NO ', 2 COM' and '2 NC', connector pins with the code numbers of 'C', D ', E', F 'and' G 'are respectively in conduction connection with proportional electromagnetic valve electrical interfaces with the code numbers of' 2 ', 5', 3 ', 4' and '1', and connector pins with the code number of 'H' are in conduction connection with grounding threaded holes of the integrated frame.
Furthermore, the annular terminal is used for being assembled with a cable in a compression joint mode, the annular terminal is installed on the integrated frame through a cross-recessed pan head screw, and a connector pin with the code number being 'H' is installed in a connection mode with a grounding threaded hole of the integrated frame.
Compared with the prior art, the invention has the advantages that: the proportional solenoid valve, the pressure switch, the brake air cylinder, the brake relieving air cylinder and the check valve are integrated by adopting a frame, so that the requirements of products on vehicle mounting points and spaces are reduced, the installation, the use and the maintenance are convenient, and the practical value is very important.
Drawings
Fig. 1 is a schematic diagram of a gas circuit of the brake control pack according to the present invention (the specification of the gas circuit interface and the pressure adjustment value are both schematic in the figure).
Fig. 2 is an electrical schematic diagram of the brake control package of the present invention (the connection relationship of the pins in the figure is schematic).
FIG. 3 is a diagram of the integrated effect of the brake control package of the present invention.
FIG. 4 is a schematic diagram of an integrated framework for a brake control package and its components according to the present invention.
FIG. 5 is a schematic view of the components of the reservoir mounting bracket for the brake control pack and the mounting thereof.
FIG. 6 is a schematic view of the components and assembly of the brake reservoir assembly for the brake control package of the present invention.
Fig. 7 is a schematic view of the components and assembly of the emergency brake release reservoir assembly for a brake control package of the present invention.
FIG. 8 is a schematic view of the components and assembly of the proportional solenoid valve assembly for a brake control pack of the present invention.
FIG. 9 is a schematic view of the components and assembly of the pressure switch assembly for the brake control pack of the present invention.
FIG. 10 is a schematic view of the components of the brake control pack connector assembly of the present invention and its installation.
FIG. 11 is a schematic view of the brake control pack hose and its connection position according to the present invention.
FIG. 12 is a schematic view showing the connection position of a cable for a brake control pack, the binding base, the rivet, the ring terminal, and the mounting position of a phillips head screw according to the present invention.
FIG. 13 is a schematic view of the external interface of the brake control package of the present invention.
In the figure: 1. <xnotran> 1.1, 1.2, 1.3, 1.4, "PAV" 1.5"PORT 3" 1.6, "PS-A" 1.7, "PORT 1" 1.8, "PORT 2" 1.9, "J1" 1.10, 2, 2.1, 2.2, 2.3, 2.4, 2.5, 2.6, 2.7, 2.8, 3, 3.1, 3.2, 3.3, 3.4, 3.5, 3.6, 3.7, 4, 4.1, 5, 5.1, 5.1.1, 5.1.2, 45 ° 5.1.3, 5.1.4, 5.1.5, 5.1.6, 5.1.7, 5.1.8, 5.2, 5.2.1, 5.2.2, 6, 6.1, 6.2, 6.3, 7, 7.1, 7.2, 7.3, 7.4, 7.5, 7.6, 8, 8.1, 8.2, 8.3, 9, 9.1, 9.2, </xnotran> A second cable 9.3, a third cable 10, a rivet 11, a wire binding seat 12, a ring terminal 13 and a second cross-head screw.
Detailed Description
The invention is described in detail below with reference to the drawings and specific examples.
As shown in fig. 3 to 13, the present embodiment is a brake control pack for an automated passenger agility system vehicle, comprising: <xnotran> 1 ( 1.1, 1.2, 1.3, "PAV" 1.4, "PORT3" 1.5, "PS-A" 1.6, "PORT 1" 1.7, "PORT 2" 1.8, "J1" 1.9 1.10), 2 ( 2.1, 2.2, 2.3, 2.4, 2.5, 2.6, 2.7 2.8), 3 ( 3.1, 3.2, 3.3, 3.4, 3.5, 3.6 3.7), 4 ( 3.1, 3.2, 3.3, 3.6, 3.7 4.1), 5 ( 5.1.1, 45 ° 5.1.2, 5.1.3, 5.1.4, 5.1.5, 5.1.6, 5.1.7, 5.1.8, 5.2.1 5.2.2), 6 ( 6.1, 6.2, 6.3 5.1.4), 7 ( 7.1, 7.2, 7.3, 7.4, 7.5 7.6), 8 ( 8.1, 8.2 8.3), </xnotran> Cable 9 (including first cable 9.1, second cable 9.2 and third cable 9.3), rivet 10, binding seat 11, annular terminal 12, second cross pan head screw 13.
The brake control package for the automatic passenger express system vehicle has six faces of 'upper face', 'lower face', 'left face', 'right face', 'front face' and 'rear face', wherein one side where the brake air cylinder assembly 2 is installed is defined as 'front face', one side where the emergency relief air cylinder assembly 3 is installed is defined as 'rear face', one side where the first through adapter 3.5 is installed is defined as 'left face', one side where the connector 7 is installed is defined as 'right face', one side where the second through adapter 5.1.3 is installed is defined as 'lower face', one side where the damping pad 1.2 is installed is defined as 'upper face', and the direction of air path airflow is defined as 'front' and the direction is 'rear'.
According to the brake control packet for the vehicle of the automatic passenger rapid transit system, the brake control packet is fixedly installed with the vehicle through 4 brake control packet product installation holes in the integrated frame 1, and the brake control packet installation holes are formed by circular through holes in the vibration damping pads 1.2; the damping pad 1.2 is used for slowing down the transmission of vehicle vibration to the brake control packet and is installed and connected with the frame body 1.1; the frame body 1.1 is formed by welding sheet metal parts and is provided with 18 part mounting threaded holes, 4 brake control package product mounting holes, 2 grounding threaded holes and 4 rivet holes; 9 part codes and indication sign nameplates are adhered to the frame body 1.1; the part code and indication identification nameplate comprises se:Sup>A product indication nameplate 1.3, se:Sup>A PAV indication nameplate 1.4, se:Sup>A PORT3 indication nameplate 1.5, se:Sup>A PS-A indication nameplate 1.6, se:Sup>A PORT1 indication nameplate 1.7, se:Sup>A PORT 2 indication nameplate 1.8, se:Sup>A J1 indication nameplate 1.9 and 2 grounding indication nameplates 1.10; product indication datse:Sup>A plate 1.3, "PAV" indicate datse:Sup>A plate 1.4, "PORT3" indicate datse:Sup>A plate 1.5, "PS-A" indicate datse:Sup>A plate 1.6 and 1 ground connection and indicate datse:Sup>A plate 1.10 to paste the preceding of installing to frame body 1.1, "PORT 2" indicate datse:Sup>A plate 1.8 to paste the back of installing to frame body 1.1, "J1" indicate datse:Sup>A plate 1.9 and "PORT 1" indicate datse:Sup>A plate 1.7 to paste the right side of installing to frame body 1.1, 1 ground connection indicates datse:Sup>A plate 1.10 to paste the left surface of installing to frame body 1.1.
The embodiment relates to a brake control bag for an automatic passenger express system vehicle, which is characterized in that 4 air cylinder straps 2.1 are respectively installed at the front and the back of an integrated frame 1 by using 8 hexagon head bolts 2.3 and 8 first flat gaskets 2.4, 4 anti-abrasion pads 2.2 are respectively installed with the 4 air cylinder straps 2.1, the interiors of the anti-abrasion pads 2.2 are used for installing air cylinders 3.1,4 first inner hexagon socket head cap head screws 2.5, 4 fixing blocks 2.6, 4 second flat gaskets 2.7 and 4 hexagon nuts 2.8 are used for fastening the 4 air cylinder straps 2.1,4 air cylinder installing seats 2 to respectively install and fix a brake air cylinder assembly 3 and an emergency relief air cylinder assembly 4 at the front and the back of the integrated frame 1.
According to the brake control packet for the automatic passenger express system vehicle, the check valve 3.2 penetrates through the through hole in the right of the frame body 1.1 and then is installed at the pipeline interface of the air cylinder 3.1, and the first right-angle pipe joint 3.3 is installed and connected with the check valve 3.2 to form the air inlet of the brake air cylinder assembly 3; the first straight-through adapter 3.5 penetrates through a through hole on the left side of the frame body 1.1 and then is installed at a pipeline interface of the air reservoir 3.1, and the tee pipe joint 3.4 is installed and connected with the first straight-through adapter 3.5 to form air outlets of 2 brake air reservoir assemblies 3; the plug 3.6 is arranged on the upper surface of the air cylinder 3.1, and an unused pipeline interface is plugged; the cock 3.7 is installed to the pipeline interface below the reservoir, constitutes the drainage detection mouth of braking reservoir subassembly 3. Can be connected the air inlet of braking reservoir subassembly 3 with vehicle air supply device's gas outlet through the vehicle hose, the gas outlet of braking reservoir subassembly 3 and the air inlet that emergency braking alleviated the reservoir pass through hose 8.1 erection joint, the gas outlet of braking reservoir subassembly 3 and the air inlet of proportion solenoid valve pass through hose 8.2 erection joint, according to the needs of use and maintenance, when the gas outlet of cock 3.7 communicates the atmosphere, the handle of operation cock 3.7 can be discharged the ponding in the reservoir 3.1, when the gas outlet of cock 3.7 communicates pressure monitoring facilities, the handle of operation cock 3.7 can detect the pressure in the braking reservoir subassembly 3.
According to the brake control packet for the automatic passenger rapid transit system vehicle, the check valve 3.2 is installed at a pipeline interface on the left of the air cylinder 3.1, and the first right-angle pipe joint 3.3 is installed and connected with the check valve 3.2 to form an air inlet of an emergency relieving air cylinder assembly 4; a second right-angle pipe joint 4.1 is installed at a pipeline interface on the right side of the air reservoir 3.1 to form an air outlet of the emergency relieving air reservoir assembly 4; the plug 3.6 is arranged on the air cylinder 3.1, and an unused pipeline interface is plugged; the plug valve 3.7 is installed to the pipeline interface below the reservoir to form a drainage detection port of the emergency relief reservoir assembly 4. Can alleviate the gas outlet of reservoir subassembly 4 promptly and vehicle emergency braking through the vehicle hose and alleviate the air inlet of control unit and be connected, according to the needs of use and maintenance, when the gas outlet intercommunication atmosphere of cock 3.7, the handle of operation cock 3.7 can be discharged the ponding in the reservoir 3.1, when the gas outlet intercommunication pressure monitoring equipment of cock 3.7, the handle of operation cock 3.7 can detect the pressure in the subassembly 4 promptly alleviated.
The brake control pack for the automatic passenger express system vehicle of the embodiment uses 4 second hexagon socket head cap screws 5.1.6, 4 first spring washers 5.1.7 and 4 third flat washers 5.1.8 to mount the gas circuit board 5.1.1 to the front of the integrated frame 1; installing a 45-degree angle pipe joint 5.1.2 at an air inlet on the left of the air circuit board 5.1.1 to form an air inlet of a proportional electromagnetic valve assembly 5; installing a second through adapter 5.1.3 at an air outlet below the air circuit board 5.1.1, and installing a three-way pipe joint 3.4 on the second through adapter 5.1.3 to form air outlets of 2 proportional electromagnetic valve assemblies 5; mounting a third right-angle pipe joint 5.1.4 to a monitoring port on the gas circuit board 5.1.1 to form a monitoring port of the proportional solenoid valve assembly 5; 2 exhaust silencers 5.1.5 are respectively arranged at the left and right exhaust ports of the gas circuit board 5.1.1 to form 2 exhaust ports of the proportional electromagnetic valve component 5; the plug 3.6 is arranged at the air inlet on the right side of the air path plate 5.1.1 and is used for plugging an unused air inlet; the gas circuit board 5.1.1, the 45-degree angle pipe joint 5.1.2, the second straight-through joint 5.1.3, the third right-angle pipe joint 5.1.4, the exhaust silencer 5.1.5, the second hexagon socket head cap screw 5.1.6, the first spring washer 5.1.7 and the third flat washer 5.1.8 form a proportional electromagnetic valve transition plate assembly; and 2 third inner hexagonal socket head cap screws 5.2.2 are used for installing and connecting the proportional solenoid valve body 5.2.1 with the gas circuit board 5.1.1, wherein the proportional solenoid valve body 5.2.1 comprises an electrical interface of the proportional solenoid valve assembly 5. Can be connected the gas outlet of proportional solenoid valve subassembly 5 and vehicle brake actuating mechanism's air inlet through the vehicle hose, be connected the monitoring mouth of proportional solenoid valve subassembly 5 and the air inlet of pressure switch subassembly 6 through third hose 8.3, carry out electrical connection with the electrical interface of proportional solenoid valve subassembly 5 and connector 7 through first cable 9.1, be the proportional solenoid valve electrical interface turn-on connection of code "C", "D", "E", "F", "G", "H" and the code number "2", "5", "3", "4", "1" respectively with the connector contact pin 7.2 of code "C", "D", "E", "F", "G", "H" in the connector 7. The proportional solenoid valve transition plate component has the function of converting a plate-connected air path interface of the proportional solenoid valve body 5.2.1 into a pipe-connected air path interface, so that the proportional solenoid valve body 5.2.1 is conveniently communicated with other pipe-connected parts in the brake control package; proportional solenoid valve body 5.2.1 has electricity idle conversion function and pressure feedback function, and the effect is behind receiving vehicle braking control signal, exports the air inlet to the brake actuating mechanism from proportional solenoid valve subassembly 5's gas outlet after the compressed air pressure regulation of proportional solenoid valve subassembly 5 air inlet through electricity empty conversion function to realize vehicle braking, carries out brake pressure closed-loop control through the pressure feedback function simultaneously.
The brake control package for the automatic passenger express system vehicle of the embodiment uses 2 fourth hexagon socket head cap screws 6.3 to install a pressure switch 6.1 on the front of an integrated frame 1; mounting a third right-angle pipe joint 5.1.4 to an air inlet of a pressure switch 6.1 to form an air inlet of a pressure switch assembly 6; the cable connector 6.2 is mounted to the electrical interface of the pressure switch 6.1, constituting the electrical interface of the pressure switch assembly 6. The electrical interfaces of the pressure switch modules 6 are electrically connected to the connector 7 by means of second cables 9.2, and the connector pins 7.2 of the designations "a", "M", "J", "K" and "L" in the connector 7 are electrically connected to the electrical interfaces of the pressure switch modules 6 of the designations "1COM", "1NO", "2COM", "2 NC". The pressure switch 6.1 is used for monitoring the pressure state of the air inlet of the pressure switch assembly 6 and feeding back to the vehicle in real time in the form of an electric signal.
The brake control pack for the automatic passenger express system vehicle of the embodiment uses 4 first cross recessed pan head screws 7.3, 4 second spring washers 7.4 and 4 fourth flat washers 7.5 to mount the connector body 7.1 to the right side of the integrated frame 1; mounting the connector tail attachment 7.6 to the tail of the connector body 7.1; the connector pin 7.2 and the cable 9 are mounted in the connector body 7.1 after being subjected to crimping assembly; the connector 7 consists of a connector body 7.1, a connector pin 7.2, a first cross recessed pan head screw 7.3, a second spring washer 7.4, a fourth flat washer 7.5 and a connector tail attachment 7.6; the connector 7 can realize quick plugging when being matched with the connector; the connector 7 is an electrical interface of the brake control packet; the connector 7 functions to connect the electrical interfaces of the proportional solenoid valve assembly 5 and the pressure switch assembly 6 to the vehicle electrical system.
The brake control pack for an automatic passenger express system vehicle of the present embodiment mounts an annular terminal 12 to the front of an integrated frame 1 using a second cross-head screw 13; the third cable 9.3 and the annular terminal 12 are used for connecting the connector pin 7.2 with the code number H in the connector 7 with the integrated frame 1 to ground; the first cable 9.1 is fixedly mounted to the integration frame 1 using 4 rivets 10 and 4 wire binding seats 11.
The working principle of the air circuit of the invention is shown in figure 1, an air inlet (PORT 1) of a brake control package is communicated with a vehicle air supply device, an air outlet 1 (PORT 2) of the brake control package is communicated with a vehicle emergency brake relieving part, an air outlet 2 (PORT 3) is communicated with a vehicle brake actuating mechanism 1, and an air outlet 3 (PORT 4) is communicated with the vehicle brake actuating mechanism 2; when the pressure at the air inlet (PORT 1) is higher than the pressure at the air reservoir 3.1 (R1), the check valve 3.2 (CV 1) is opened, compressed air flows to the air reservoir 3.1 (R1) from the air inlet (PORT 1), when the pressure at the air inlet (PORT 1) is lower than the pressure at the air reservoir 3.1 (R1), the check valve 3.2 (CV 1) is closed, and the compressed air cannot flow to the air inlet (PORT 1) from the air reservoir 3.1 (R1); when the pressure at the air cylinder 3.1 (R1) is higher than the pressure at the air cylinder 3.1 (R2), the check valve 3.2 (CV 2) is opened, compressed air flows from the air cylinder 3.1 (R1) to the air cylinder 3.1 (R2), then flows from the air outlet 1 (PORT 2) to the air inlet of the vehicle emergency brake release component, when the pressure at the air cylinder 3.1 (R1) is lower than the pressure at the air cylinder 3.1 (R2), the check valve 3.2 (CV 2) is closed, and the compressed air at the air outlet 1 (PORT 2) cannot flow to the air cylinder 3.1 (R1) through the air cylinder 3.1 (R2); the function of the check valve 3.2 (CV 1, CV 2) is that when the front end part has leakage fault and the front end pressure is reduced, the rear end pressure can not be reduced, and the rear end wind part can work normally.
The air outlet of the air cylinder 3.1 (R1) is communicated with the air inlet of the proportional solenoid valve assembly 5 (PAV), when the proportional solenoid valve assembly 5 (PAV) receives a brake application control signal sent by a vehicle, the pressure of the air inlet of the proportional solenoid valve assembly 5 (PAV) is adjusted and then output to the air outlet of the proportional solenoid valve assembly 5 (PAV), and then the air outlet is conveyed to a brake actuating mechanism through the air outlet 2 (PORT 3) and the air outlet 3 (PORT 4), and the brake actuating mechanism applies vehicle brakes in different grades according to the pressure; when the proportional solenoid valve assembly 5 (PAV) receives a brake release control signal sent by a vehicle, compressed air in the brake actuating mechanism is conveyed to an exhaust PORT (PAV) of the proportional solenoid valve assembly 5 through the air outlet 2 (PORT 3) and the air outlet 3 (PORT 4) until the compressed air is exhausted, and the vehicle brake is released; a pressure sensor contained in the proportional solenoid valve assembly 5 (PAV) can acquire the pressure of an air outlet of the proportional solenoid valve assembly 5 (PAV) in real time, and a vehicle carries out closed-loop brake control and fault diagnosis through a pressure signal fed back by the pressure sensor.
An air inlet of the pressure switch assembly 6 (PS-se:Sup>A) is connected between an air outlet of the proportional solenoid valve assembly 5 (PAV) and the air outlets 2 (PORT 3) and 3 (PORT 4), when the pressure of the air inlet of the pressure switch assembly 6 (PS-se:Sup>A) is lower than the opening pressure set by the pressure switch assembly 6 (PS-se:Sup>A), the electrical signal reported to the vehicle by the pressure switch assembly 6 (PS-se:Sup>A) is se:Sup>A default state signal, when the pressure of the air inlet of the pressure switch assembly 6 (PS-se:Sup>A) rises and is greater than the opening pressure set by the pressure switch assembly 6 (PS-se:Sup>A), the electrical signal reported to the vehicle by the pressure switch assembly 6 (PS-se:Sup>A) is changed into se:Sup>A brake application signal, and when the pressure of the air inlet of the pressure switch assembly 6 (PS-se:Sup>A) drops and is less than the opening pressure set by the pressure switch assembly 6 (PS-se:Sup>A), the electrical signal reported to the vehicle by the pressure switch assembly 6 (PS-se:Sup>A) is changed into the default state signal by the brake application signal.
As shown in fig. 2, the electrical operation principle of the present invention is that "1COM", "1NO", "2COM", and "2NC" of the pressure switch module 6 (PS-se:Sup>A) communicate with "se:Sup>A", "M", "J", "K", and "L" of the connector 7 (J1), respectively, "2", "5", "3", "4", and "1" of the proportional solenoid valve module 5 (PAV) communicate with "C", "D", "E", "F", and "G" of the connector 7 (J1), respectively, and "H" of the connector 7 (J1) is connected to the ground point of the integrated frame 1. When the pressure of the air inlet of the pressure switch assembly 6 (PS-A) is lower than the opening pressure set by the pressure switch assembly 6 (PS-A), the '1 COM' of the pressure switch assembly 6 (PS-A) is disconnected from '1 NO', the '2 COM' is communicated with '2 NC', the '2 COM' is disconnected from '2 NO', and meanwhile the 'A' of the connector 7 (J1) is disconnected from 'M', the 'K' is communicated with 'L', and the 'J' is disconnected from 'K'; when the pressure of the air inlet of the pressure switch assembly 6 (PS-A) rises and is greater than the opening pressure set by the pressure switch assembly 6 (PS-A), the '1 COM' of the pressure switch assembly 6 (PS-A) is communicated with the '1 NO', the '2 COM' is disconnected from the '2 NC', the '2 COM' and the '2 NO' are communicated, and meanwhile, the 'A' of the connector 7 (J1) is communicated with the 'M', the 'K' is disconnected from the 'L', and the 'J' is communicated with the 'K'; the vehicle control system collects the hard-line communication relation of A, M, J, K and L of the connector 7 (J1) and compares the hard-line communication relation with a brake control signal to monitor the brake state of the brake control packet and diagnose faults.
The 'G' of the connector 7 (J1) is connected with the positive pole of a vehicle power supply to provide a power supply positive voltage for the proportional solenoid valve assembly 5 (PAV), the 'C' of the connector 7 (J1) is connected with the positive pole of a vehicle control voltage to provide a positive voltage control signal for the proportional solenoid valve assembly 5 (PAV), the 'F' of the connector 7 (J1) is connected with the vehicle voltage acquisition positive pole to provide a vehicle feedback voltage signal for braking closed-loop control, the 'E' of the connector 7 (J1) is connected with the vehicle negative pole voltage to provide a power supply, a control voltage and a feedback voltage for the proportional solenoid valve assembly 5 (PAV), and the 'D' of the connector 7 (J1) is connected with the vehicle signal in a shielding mode to improve the stability of communication between the proportional solenoid valve assembly 5 (PAV) and a vehicle control system. When the power supply of the G of the connector 7 (J1) is normal, the vehicle control system transmits a brake control signal to the proportional solenoid valve assembly 5 (PAV) through the C of the connector 7 (J1), the proportional solenoid valve assembly 5 (PAV) converts the brake control signal into corresponding pressure according to the electric idle conversion function of the proportional solenoid valve assembly 5 (PAV), the corresponding pressure is output to a brake execution mechanism for brake application and release, meanwhile, a pressure sensor in the proportional solenoid valve assembly 5 (PAV) converts the acquired output pressure value of the proportional solenoid valve assembly 5 (PAV) into a voltage signal to be fed back to the vehicle control system, and brake closed-loop control and fault diagnosis of a brake control packet are performed.
In addition to the above embodiments, the present invention may have other embodiments. All technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope of the claims of the present invention.

Claims (10)

1. A brake control package for an APM vehicle comprises an integrated frame, and is characterized in that a hole for mounting a part and a part code are processed on the integrated frame; the integrated frame is provided with an air cylinder mounting seat, a pressure switch assembly, a proportional electromagnetic valve assembly, a connector, a hose, a cable, an annular terminal and a cross-recessed pan head screw; the air cylinder mounting seat is provided with a braking air cylinder assembly and an emergency relieving air cylinder assembly; the air inlet of the braking air cylinder assembly has a non-return function and is communicated with the air outlet of the air supply device through an under-vehicle hose, the air outlet of the braking air cylinder assembly is respectively communicated with the air inlet of the emergency braking relieving air cylinder and the air inlet of the proportional electromagnetic valve assembly through hoses, and the detection water outlet of the braking air cylinder assembly is respectively communicated with the air inlet of the pressure monitoring equipment or the atmosphere according to the use occasions; the air inlet of the emergency release air cylinder assembly has a non-return function, the air outlet of the emergency release air cylinder assembly is communicated with the air inlet of the emergency brake release control component through an under-vehicle hose, and the detection water outlet of the emergency release air cylinder assembly is respectively communicated with the air inlet of the pressure monitoring equipment or the atmosphere according to use occasions; an air outlet of the comparison electromagnetic valve assembly is communicated with an air inlet of a brake actuating mechanism through an under-vehicle hose, an air outlet of the comparison electromagnetic valve assembly is communicated with the atmosphere, a monitoring port of the comparison electromagnetic valve assembly is communicated with an air inlet of a pressure switch assembly through a hose, and an electrical interface of the comparison electromagnetic valve assembly is connected with a connector through a cable; the electrical interface of the pressure switch assembly is connected to the connector by a cable.
2. The brake control package for the APM vehicle according to claim 1, wherein the integrated frame is processed with a part mounting threaded hole, a brake control package product mounting hole, a grounding threaded hole, a riveting hole, a part code and an indication mark; the part mounting threaded hole is assembled with a standard fastener and used for mounting and fastening the proportional electromagnetic valve assembly, the pressure switch assembly, the air cylinder mounting seat and the connector; the damping pad is arranged on the product mounting hole of the brake control packet and used for weakening the transmission of vehicle vibration to the brake control packet and reducing the structural strength requirement of the vehicle on the brake control packet; the grounding threaded hole is connected with a vehicle grounding point through a cable and a fastener; the riveting hole is used for riveting the wire binding seat; the indication marks are respectively a grounding mark and a brake control package product mark.
3. The brake control package for the APM vehicle according to claim 1, wherein the air cylinder mounting seat is mounted between the integrated frame and the air cylinder assembly through a hexagon head bolt and a flat washer, and comprises an air cylinder sling, an anti-wear pad, a fixing block, a hexagon head bolt, a flat washer 1, a hexagon socket head cap screw, a hexagon nut and a flat washer 2; the air cylinder sling is provided with an air cylinder mounting seat mounting hole, a fixing block mounting ring and an air cylinder component fastening mounting hole, the air cylinder mounting seat mounting hole is assembled with a hexagon head bolt and a flat washer 1 and used for mounting the air cylinder mounting seat on the integrated frame, and the fixing block mounting ring is assembled with a fixing block, an inner hexagon socket head bolt, a flat washer 2, a hexagon nut and an air cylinder component fastening mounting hole and used for fastening and mounting the air cylinder component on the air cylinder mounting seat; the anti-abrasion pad is made of rubber and is used for preventing the surface abrasion of the air cylinder hanging strip and the air cylinder during fastening installation and use; and the fixing block is provided with a through hole for assembling an inner hexagonal socket head cap screw.
4. The brake control package for the APM vehicle of claim 1, wherein the brake reservoir assembly is mounted to the integrated frame by a reservoir mounting seat, the brake reservoir assembly is used for storing brake compressed air and preventing the compressed air in the reservoir from flowing back to the under-vehicle hose, the brake reservoir assembly comprises an air inlet, an air outlet and a detection drain, a right-angle pipe joint, a check valve, a reservoir, a through joint, a three-way pipe joint, a plug and a plug door; the right-angle pipe joint comprises an external thread interface and a hose quick connection interface, the external thread interface is used for being installed and connected with an air inlet of the check valve, and the hose quick connection interface is used as an air inlet of the brake air cylinder assembly and is communicated with an air outlet of the air supply device through an under-vehicle hose; the check valve comprises an air inlet and an air outlet, the check valve is used for conducting when the pressure of the air inlet is greater than the pressure of the air outlet, the check valve is stopped when the pressure of the air inlet is less than the pressure of the air outlet, and the air outlet of the check valve is used for being connected with the air cylinder in an installing mode; the air cylinder is used as a container for storing compressed air and comprises a pipeline interface; the straight-through adapter comprises an external thread mounting interface and an internal thread mounting interface, the specifications of the internal thread and the external thread are different, so that parts with different thread specifications are mounted and connected, the external thread mounting interface is used for being mounted and communicated with the air cylinder, and the internal thread mounting interface is used for being mounted and connected with the external thread mounting interface of the three-way pipe joint; the three-way pipe joint comprises an external thread installation interface and a hose quick connection interface, and the hose quick connection interface is used as an air outlet of the braking air cylinder assembly and is respectively communicated with an air inlet of the emergency braking relieving air cylinder and an air inlet of the proportional solenoid valve assembly through a hose; the plug is used for plugging an unused pipeline interface on the air cylinder; the cock includes operating handle, air inlet and gas outlet, the operating handle effect is the relation of connection between control air inlet and the gas outlet, and when operating handle and cock were parallel, air inlet and gas outlet intercommunication, when operating handle and cock were perpendicular, air inlet and gas outlet cut off, the air inlet be used for with reservoir pipe connection erection joint, the gas outlet is as the detection outlet of braking reservoir subassembly, when gas outlet intercommunication atmosphere, the operation cock switches on can be with the ponding discharge reservoir in the reservoir, during gas outlet intercommunication pressure monitoring equipment, the operation cock switches on and can be used for braking reservoir pressure detection.
5. The brake control pack for the APM vehicle according to claim 1, wherein the emergency relief reservoir assembly is mounted on the integrated frame through a reservoir mounting seat, the emergency relief reservoir assembly is used for storing emergency relief compressed air and preventing the compressed air in the reservoir from flowing back to the brake reservoir, the emergency relief reservoir assembly comprises an air inlet, an air outlet and a detection drain, and comprises a right-angle pipe joint 1, a check valve, a reservoir, a right-angle pipe joint 2, a plug and a plug door; the right-angle pipe joint 1 comprises an external thread interface and a hose quick connection interface, the external thread interface is used for being installed and connected with an air inlet of the check valve, and the hose quick connection interface is used as an air inlet of the emergency relief air cylinder assembly and is communicated with an air outlet of the brake air cylinder assembly through a hose; the check valve comprises an air inlet and an air outlet, the check valve is used for conducting when the pressure of the air inlet is greater than the pressure of the air outlet, the check valve is stopped when the pressure of the air inlet is less than the pressure of the air outlet, and the air outlet of the check valve is used for being connected with the air cylinder in an installing mode; the air cylinder is used as a container for storing compressed air and comprises a pipeline interface; the right-angle pipe joint 2 comprises an external thread interface and a hose quick connection interface, the external thread interface is used for being installed and connected with an air cylinder, and the hose quick connection interface is used as an air outlet of an emergency release air cylinder assembly and is communicated with an air inlet of an emergency brake release control component through an under-vehicle hose; the plug is used for plugging an unused pipeline interface on the air cylinder; the cock includes operating handle, air inlet and gas outlet, the operating handle effect is the relation of connection between control air inlet and the gas outlet, and when operating handle and cock were parallel, air inlet and gas outlet intercommunication, when operating handle and cock were perpendicular, air inlet and gas outlet cut off, the air inlet is used for with reservoir erection joint, the gas outlet is as promptly alleviating the detection outlet of reservoir subassembly, and during the intercommunication atmosphere, the operation cock switches on can be with the ponding discharge reservoir in the reservoir, and during intercommunication pressure monitoring equipment, the operation cock switches on and is used for promptly alleviating reservoir pressure detection.
6. The brake control package for the APM vehicle according to claim 1, wherein the proportional solenoid valve assembly is mounted on the integrated frame through an inner hexagonal socket head cap screw, a spring washer and a flat washer, the proportional solenoid valve assembly is used for receiving a vehicle brake control signal, outputting compressed air at an air inlet to a brake actuator from an air outlet after adjusting the pressure of the compressed air at the air inlet through an electric idle conversion function of the proportional solenoid valve assembly, simultaneously feeding an air outlet pressure signal back to the vehicle through an electric interface of the proportional solenoid valve, and performing closed-loop control on brake pressure through the signal, the proportional solenoid valve assembly comprises an air inlet, an air outlet, a monitoring port and an air outlet, and comprises a proportional solenoid valve transition plate assembly and a proportional solenoid valve; the proportional solenoid valve transition plate assembly is arranged between the proportional solenoid valve and the integrated frame and used as an installation base body of the proportional solenoid valve, a plate-connected air path interface of the proportional solenoid valve is converted into a pipe-connected air path interface, the proportional solenoid valve is convenient to communicate with other pipe-connected components of the brake control pack, and the proportional solenoid valve transition plate assembly comprises an air path plate, a right-angle pipe joint, a 45-degree angle pipe joint, a plug, a straight-through adapter, a tee pipe joint, an exhaust silencer, an inner hexagonal cylindrical head screw, a spring washer and a flat washer; the gas circuit board is internally provided with a gas circuit channel which comprises a gas inlet interface, a gas outlet interface, a monitoring interface, an exhaust interface, a proportional solenoid valve gas inlet interface, a proportional solenoid valve exhaust interface, a proportional solenoid valve gas outlet interface, a proportional solenoid valve mounting threaded hole and a proportional solenoid valve assembly mounting through hole, wherein the gas circuit channel is used for communicating the gas inlet interface with the proportional solenoid valve gas inlet interface, communicating the exhaust interface with the proportional solenoid valve exhaust interface and communicating the gas outlet interface, the proportional solenoid valve gas outlet interface with the monitoring interface; the right-angle pipe joint comprises an external thread interface and a hose quick connection interface, the external thread interface is used for being installed and connected with a monitoring interface of the air circuit board, and the hose quick connection interface is used as a monitoring port of the specific electromagnetic valve assembly and is communicated with an air inlet of the pressure switch assembly through a hose; the 45-degree angle pipe joint comprises an external thread interface and a hose quick connection interface, the external thread interface is used for being connected with an air inlet of the air circuit board in an installing mode, and the hose quick connection interface is used as an air inlet of the comparison electromagnetic valve assembly and is communicated with an air outlet of the brake air cylinder assembly through a hose; the plug is used for plugging the air inlet of the unused air circuit board; the straight-through adapter comprises an external thread mounting interface and an internal thread mounting interface, the specifications of the internal thread and the external thread are different, so that parts with different thread specifications are mounted and connected, the external thread mounting interface is used for mounting and connecting with a gas outlet of a gas circuit board, and the internal thread mounting interface is used for mounting and connecting with an external thread mounting interface of a three-way pipe joint; the three-way pipe joint comprises an external thread installation interface and a hose quick connection interface, and the hose quick connection interface is used as an air outlet of the proportional electromagnetic valve component and is communicated with an air inlet of the brake actuating mechanism through an under-vehicle hose; the exhaust silencer is arranged at an exhaust interface of the gas circuit board and is used for reducing the exhaust noise decibel of the proportional electromagnetic valve; the inner hexagonal socket head cap screw, the spring washer and the flat washer are used for mounting the proportional solenoid valve transition plate assembly on the integrated frame; the proportional solenoid valve comprises a proportional solenoid valve body and an inner hexagonal socket head cap screw; the proportional electromagnetic valve body comprises an air inlet, an air outlet and an electrical connection interface, and is used as a functional component for brake control of the brake control packet, and the proportional electromagnetic valve body has the functions of electric-air conversion and pressure monitoring feedback; the electric connection interface is communicated with a connector of the brake control packet through a cable and comprises 5 electric connection pin points, wherein 1 pin point is used for power supply voltage positive input connection, 2 pin points are used for control voltage positive input connection, 3 pin points are used for power supply voltage, control voltage and feedback voltage common negative connection, 4 pin points are used for feedback voltage positive output connection, and 5 pin points are used for signal shielding connection. And the inner hexagonal socket head cap screw is used for mounting the proportional solenoid valve body on the proportional solenoid valve transition plate.
7. The brake control package for the APM vehicle according to claim 1, wherein the pressure switch assembly is mounted on the integrated frame through a hexagon socket head cap screw, a set value of the pressure switch assembly is adjustable, the pressure switch assembly is used for monitoring a pressure value of an air inlet of the pressure switch assembly and feeding back an electrical signal to the vehicle in real time, a contact of the pressure switch assembly is switched to another state when the air pressure of the air inlet of the pressure switch assembly is greater than the set value, and the contact of the pressure switch assembly is in a default state when the air pressure of the air inlet of the pressure switch assembly is smaller than the set value; the pressure switch assembly comprises an air inlet and an electrical connection interface and comprises a right-angle pipe joint, a pressure switch, a cable joint and an inner hexagonal socket head screw; the right-angle pipe joint comprises an external thread interface and a hose quick connection interface, the external thread interface is used for being installed and connected with an air inlet of the pressure switch, and the hose quick connection interface is used as an air inlet of the pressure switch assembly and is communicated with a monitoring port of the proportional electromagnetic valve assembly through a hose; the pressure switch comprises an air inlet and an electrical connection interface, the air inlet is used for collecting pressure to be monitored, the electrical connection interface is communicated with a connector of a brake control packet through a cable and comprises 6 double-pole double-throw electrical contacts capable of feeding back two groups of synchronous electrical signals, the electrical connection interface comprises two common contacts, 2 normally-open contacts and 2 normally-closed contacts, the codes are respectively '1 COM', '2 COM', '1 NO', '2 NO', '1 NC', '2 NC' and '2 NC', when the pressure of the air inlet of the pressure switch is smaller than a set value, the '1 COM' is disconnected from the '1 NO', '2 COM' is disconnected from the '2 NO', '1 COM' is communicated with the '1 NC', '2 COM' is communicated with the '2 NC', and '2 NC' are disconnected; the cable joint is arranged on the electrical connection interface of the pressure switch, and a cable can penetrate through the cable joint and is used for performing waterproof and dustproof protection on the electrical connection interface of the pressure switch; the inner hexagonal socket head cap screw is used for installing the pressure switch assembly on the integrated frame.
8. The brake control package for the APM vehicle of claim 1, wherein the connector is mounted to the integrated frame by a Phillips pan head screw, a flat washer and a spring washer, the connector is a quick-connect and disconnect connector receptacle for mating with a vehicle-side connector plug for connecting and conducting the brake control package electrical interface with the vehicle electrical interface, the connector includes a connector body, a connector tail, a connector pin, a Phillips pan head screw, a flat washer and a spring washer; the connector body contains a hole for installing a connector pin; the connector tail is additionally arranged at the tail part of the connector body, and a cable can pass through the connector tail for waterproof and dustproof protection of a connector at the tail part of the connector body; the connector contact pin is used for being assembled with a cable in a compression joint mode, and can realize quick plugging when being matched with a vehicle side connector contact pin for use; the cross recessed pan head screw, flat washer and spring washer are used to mount the connector to the integrated frame.
9. The brake control package for the APM vehicle according to claim 1, wherein the cable is used for conducting connection of an electrical interface in the brake control package; the cable is characterized in that connector pins with the code numbers of 'A' and 'M' are respectively in conduction connection with pressure switch contacts with the code numbers of '1 COM' and '1 NO', connector pins with the code numbers of 'J', K 'and' L 'are respectively in conduction connection with pressure switch contacts with the code numbers of' 2NO ', 2 COM' and '2 NC', connector pins with the code numbers of 'C', D ', E', F 'and' G 'are respectively in conduction connection with proportional electromagnetic valve electrical interfaces with the code numbers of' 2 ', 5', 3 ', 4' and '1', and connector pins with the code number of 'H' are in conduction connection with grounding threaded holes of the integrated frame.
10. The brake control package for the APM vehicle of claim 8, wherein the ring terminal is adapted to be press-fitted with a cable, the ring terminal is mounted to the integrated frame by a cross-recessed pan head screw, and the connector pins designated by "H" are mounted to the ground screw holes of the integrated frame.
CN202210795275.3A 2022-07-07 2022-07-07 Brake control package for APM vehicle Pending CN115179916A (en)

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Application Number Priority Date Filing Date Title
CN202210795275.3A CN115179916A (en) 2022-07-07 2022-07-07 Brake control package for APM vehicle

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Application Number Priority Date Filing Date Title
CN202210795275.3A CN115179916A (en) 2022-07-07 2022-07-07 Brake control package for APM vehicle

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB931205A (en) * 1960-03-26 1963-07-10 Knorr Bremse Gmbh Improvements in or relating to brake installations for railway trains
CN201907526U (en) * 2011-01-14 2011-07-27 中国铁道科学研究院机车车辆研究所 Auxiliary braking control device for railway vehicles
CN109969154A (en) * 2017-12-27 2019-07-05 中车北京二七机车有限公司 Braking system valve class integrating device
CN110857108A (en) * 2018-08-24 2020-03-03 中车洛阳机车有限公司 120 type integrated form air brake system
CN210126530U (en) * 2019-05-27 2020-03-06 中车青岛四方机车车辆股份有限公司 Air reservoir pipeline integration device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB931205A (en) * 1960-03-26 1963-07-10 Knorr Bremse Gmbh Improvements in or relating to brake installations for railway trains
CN201907526U (en) * 2011-01-14 2011-07-27 中国铁道科学研究院机车车辆研究所 Auxiliary braking control device for railway vehicles
CN109969154A (en) * 2017-12-27 2019-07-05 中车北京二七机车有限公司 Braking system valve class integrating device
CN110857108A (en) * 2018-08-24 2020-03-03 中车洛阳机车有限公司 120 type integrated form air brake system
CN210126530U (en) * 2019-05-27 2020-03-06 中车青岛四方机车车辆股份有限公司 Air reservoir pipeline integration device

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