CN210162092U - Integrated detection module for air supply unit of railway vehicle and air supply unit - Google Patents
Integrated detection module for air supply unit of railway vehicle and air supply unit Download PDFInfo
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- CN210162092U CN210162092U CN201920852146.7U CN201920852146U CN210162092U CN 210162092 U CN210162092 U CN 210162092U CN 201920852146 U CN201920852146 U CN 201920852146U CN 210162092 U CN210162092 U CN 210162092U
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Abstract
The utility model discloses an integrated detection module and air supply unit for rail vehicle air supply unit, the integrated detection module comprises a control panel, a component assembly and a control assembly, the component assembly comprises a pressure detection device, a mounting flange assembly, a first test joint, a ball valve and a first safety valve; the control panel is provided with a compressed air inlet and a compressed air outlet connected with the main air pipe; the pressure detection device comprises a first pressure detection device and a second pressure detection device, and the pressure detection device detects the pressure of gas on a pipeline between the first safety valve and the compressed air outlet. The utility model provides a wind supply unit realizes the start-stop management of the air compressor unit by monitoring the state of the brake system; the safety valve and the pressure detection device have an online detection function; the integrated module has compact structure and meets the requirements of high reliability, economy and intellectualization of the air supply unit.
Description
Technical Field
The utility model relates to a vehicle air feed unit field especially relates to an integrated detection module and air feed unit for rail vehicle air feed unit.
Background
In the prior art, air supply units are mainly used for supplying clean and dry compressed air to rail transit vehicles, and are used for vehicle braking systems and other wind utilization equipment. However, the existing air supply unit has the following disadvantages: (1) the start-stop management of the air compressor set can not be realized by monitoring the state of the brake system; (2) the safety valve and the pressure detection device are detected on the test bed after being disassembled, the online detection function is not realized, the disassembling and assembling workload is large, and the air tightness of the pipeline needs to be tested again; (3) the air supply unit pipelines are connected by stainless steel hard pipes, ferrule type joints and the like, and need to be switched according to different equipment interface sizes, so that the air supply unit has the advantages of large occupied space, inconvenience in installation, high cost and complex layout; (4) the existing air supply unit has single control method and fussy maintenance.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem of the prior art, the utility model provides an integrated detection module and air feed unit for rail vehicle air feed unit solves current air feed unit control method single, maintain loaded down with trivial details, occupation space is big, overall arrangement complicacy scheduling problem, technical scheme is as follows:
the utility model provides an integrated detection module for rail vehicle air supply unit, it includes the control panel, integrated components and parts subassembly and the control assembly on the control panel, components and parts subassembly includes at least two pressure measurement, at least two mounting flange subassemblies, the first test joint who is connected with pressure measurement, ball valve and sets up the first relief valve on the pipeline between ball valve and the first test joint, pressure measurement and ball valve all are connected with the control assembly; the control panel is provided with a compressed air inlet and a compressed air outlet, the compressed air inlet is connected with the air compressor unit through a ball valve, and the compressed air outlet is connected with a main air pipe of the rail vehicle braking system; one end of the first safety valve is connected with the first test connector, and the other end of the first safety valve is connected with the compressed air outlet;
the mounting flange assembly is arranged on the control panel, and the pressure detection device is connected with the control panel through the mounting flange assembly; the pressure detection device comprises a first pressure detection device and a second pressure detection device, the first pressure detection device is connected with the first end of the first test connector, and the second pressure detection device is connected with the second end of the first test connector; the pressure detection device is used for detecting the pressure of gas on a pipeline between the first safety valve and the compressed air outlet.
Furthermore, a first control component is arranged in the first pressure detection device, and the first control component is used for sending a detection result of the first pressure detection device to a control assembly; and a second control part is arranged in the second pressure detection device and used for sending the detection result of the second pressure detection device to a control assembly.
Further, the first pressure detecting device has a first mode and a second mode, and the first control part controls the first pressure detecting device to be in the first mode when the first pressure detecting device detects that the pressure value of the gas on the pipeline between the first relief valve and the compressed air outlet port is lower than a first pressure lower limit value; when the first pressure detection device detects that the pressure value of the gas on the pipeline between the first safety valve and the compressed air outlet reaches a first pressure upper limit value, the first control part controls the first pressure detection device to be in a second mode.
The mounting flange assembly comprises a base plate and an adapter, wherein the base plate is arranged on the control panel, a first through hole is formed in the base plate, the adapter is arranged in the first through hole to connect the pressure detection device with the control panel, and sealing rings are arranged on the edges of two ends of the first through hole; the base plate is fixedly arranged on the control plate through at least one fastener.
Furthermore, the first pressure detection device, the second pressure detection device and the ball valve are all provided with an electrical interface, and the first pressure detection device, the second pressure detection device and the ball valve are respectively connected with the control assembly through the corresponding electrical interfaces.
The utility model provides a rail vehicle air feed unit with integrated detection module, it includes air compressor unit, second relief valve, second test joint, desicator, oil filter and foretell an integrated detection module who is used for rail vehicle air feed unit, integrated detection module sets up on the pipeline between oil filter and the braking system.
Furthermore, the air compressor unit is communicated with an oil filter, an outlet of the oil filter is communicated with a compressed air inlet of the control plate, a compressed air outlet of the control plate is communicated with a main air cylinder of the braking system through a main air pipe, and compressed air in the air compressor unit sequentially passes through the dryer and the oil filter and enters the main air cylinder of the braking system.
Further, the rail vehicle air supply unit further comprises a second safety valve connected with the air compressor unit, and a second test connector is arranged on a branch road where the second safety valve is located.
Further, the air compressor unit comprises a main air compressor unit and a standby air compressor unit.
The utility model provides a beneficial effect that technical scheme brought as follows:
a. the utility model provides an air supply unit realizes the intelligence of air compressor unit self through monitoring braking system state and opens and stop the management, simplifies on-vehicle control system to switch through main air compressor machine and reserve air compressor machine primary and secondary, solve the oily emulsification problem of oily air compressor machine;
b. the safety valve and the pressure detection device in the air supply unit provided by the utility model have the function of online rapid detection, and the air tightness of the pipeline does not need to be re-measured or disassembled;
c. the utility model relates to an integrated module compact structure has advantages such as safe and reliable, with low costs and maintenance volume is little, satisfies rail vehicle to air feed unit equipment high reliability, economic nature and intelligent demand.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an integrated detection module for a rail vehicle air supply unit according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a gas circuit of an integrated detection module for a rail vehicle air supply unit according to an embodiment of the present invention;
fig. 3 is a control schematic diagram of an integrated detection module for a rail vehicle air supply unit according to an embodiment of the present invention.
Wherein the reference numerals include: 1-a control panel, 2-a component assembly, 21-a mounting flange assembly, 211-a base plate, 212-an adapter, 213-a sealing ring, 214-a fastener, 23-a ball valve, 24-a first test joint, 25-a first safety valve, 26-a compressed air inlet, 27-a compressed air outlet, 28-a first pressure detection device, 29-a second pressure detection device, 3-an air compressor unit, 4-a second safety valve, 5-a second test joint, 6-a dryer and 7-an oil filter.
Detailed Description
In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, apparatus, article, or device that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or device.
In an embodiment of the utility model, an integrated detection module for rail vehicle air feed unit is provided, as shown in fig. 1, it includes control panel 1, is integrated components and parts subassembly 2 and control assembly on the control panel 1, components and parts subassembly 2 includes two at least pressure detection device, two at least mounting flange subassemblies 21, ball valve 23, first test joint 24 and sets up be in the first relief valve 25 on the pipeline between ball valve 23 and the first test joint 24, pressure detection device and ball valve 23 all are connected with control assembly.
The control panel 1 is provided with a compressed air inlet 26 and a compressed air outlet 27, the compressed air inlet 26 is connected with the air compressor unit 3 through a ball valve 23, and the compressed air outlet 27 is connected with a main air pipe of a braking system of the railway vehicle; the first safety valve 25 has one end connected to the first test connection 24 and the other end connected to the compressed air outlet 27.
The mounting flange assembly 21 is arranged on the control panel 1, and the pressure detection device is connected with the control panel 1 through the mounting flange assembly 21; the pressure detection device comprises a first pressure detection device 28 and a second pressure detection device 29, wherein a first end of the first test joint 24 is connected with the first pressure detection device 28, and a second end of the first test joint is connected with the second pressure detection device 29; the pressure detection device is used for detecting the pressure of the gas on the pipeline between the first safety valve 25 and the compressed air outlet 27, and the pressure value can be used as a reference of the pressure of the main air pipe of the brake system to represent the pressure of the main air pipe of the brake system, and sends a detection result to the control component, and the control component is used for opening and closing the air compressor unit 3 according to the detection result, so that the pressure value is within a preset pressure threshold range. Specifically, a first detection component and a first control component are arranged in the first pressure detection device 28, and the first control component is used for sending a detection result of the first detection component of the first pressure detection device 28 to a control assembly; a second detection component and a second control component are arranged in the second pressure detection device 29, and the second control component is used for sending the detection result of the first detection component of the second pressure detection device 29 to the control assembly. The control component is used for starting or disconnecting the air compressor unit 3 according to the detection result of the first pressure detection device 28 or the detection result of the second pressure detection device 29.
Specifically, the first pressure detection device 28 has a first mode and a second mode, when the first pressure detection device 28 detects that the pressure value of the gas on the pipeline between the first safety valve 25 and the compressed air outlet 27 is lower than a first lower pressure limit value (5 bar), the first control unit controls the first pressure detection device 28 to be in the first mode, and the first mode is that the internal circuit 1 and 2 of the first pressure detection device 28 is closed, and the internal circuit 1 and 4 thereof is opened, as shown in fig. 3; when the first pressure detection device 28 detects that the pressure value of the gas on the pipeline between the first safety valve 25 and the compressed air outlet 27 reaches a first upper pressure limit value (7bar), the first control part controls the first pressure detection device 28 to be in a second mode, wherein the second mode is that the 1 and 4 bits of the internal circuit of the first pressure detection device 28 are closed, and the 1 and 2 bits of the internal circuit are opened.
The second pressure detection device 29 is used for detecting that the pressure value of the gas on the pipeline between the first safety valve 25 and the compressed air outlet 27 reaches a second upper pressure limit value (9bar), the second control component sends the detection result of the second pressure detection device 29 to the control assembly, the control assembly controls the main air compressor to stop working according to the detection result, and then the pressure of the main air pipe is reduced along with the consumption of the compressed air by the vehicle-mounted air consumption equipment when the vehicle runs; when the pressure of the gas on the pipeline between the first safety valve 25 and the compressed air outlet 27 reaches a second pressure lower limit value (7.5bar), the control component controls the main air compressor to start charging air again, and when the pressure of the gas on the pipeline between the first safety valve 25 and the compressed air outlet 27 reaches a second pressure upper limit value (9bar), the control component controls the main air compressor to stop working.
In the embodiment of the present invention, the first test connector 24 is a quick-insertion pressure measuring point, and has a pressure cut-off function, and can be connected to an external pressure test device, and can be used to periodically detect the setting values and adjustments of the first pressure detecting device 28 and the second pressure detecting device 29 on line, so as to ensure the accurate control of the air supply unit, and the first pressure detecting device 28 and the second pressure detecting device 29 do not need to be detached during the detection process. The first pressure detection device 28, the second pressure detection device 29 and the ball valve 23 are all provided with an electrical interface, and the first pressure detection device 28, the second pressure detection device 29 and the ball valve 23 are respectively connected with the control assembly through the corresponding electrical interfaces so as to transmit signals to the control assembly.
The mounting flange assembly 21 includes a base plate 211 and an adapter 212 disposed on the control panel 1, the base plate 211 is fixedly disposed on the control panel 1 by at least one fastener 214, and the fastener 214 is preferably a bolt and nut assembly. The base plate 211 is provided with a first through hole, and the pressure detection device is connected with the control panel 1 by installing the adapter 212 in the first through hole. Preferably, the edges of both ends of the first through hole are provided with sealing rings 213, and the sealing rings 213 are used for ensuring the air tightness of the joint.
The utility model also provides a rail vehicle air feed unit with integrated detection module, as shown in fig. 2, it includes air compressor unit 3, second relief valve 4, desicator 6, oil filter 7 and as above-mentioned integrated detection module who relates to, integrated detection module sets up on the pipeline between oil filter 7 and braking system; the air compressor set 3 is communicated with an oil filter 7, the outlet of the oil filter 7 is communicated with a compressed air inlet 26 of the control panel 1, the oil filter is preferably a fine oil filter, a compressed air outlet 27 of the control panel 1 is communicated with a main air cylinder of a braking system through a main air pipe, and compressed air in the air compressor set 3 enters the main air cylinder of the braking system through the dryer 6 and the oil filter 7 in sequence. The second safety valve 4 is connected with the air compressor unit 3, a second test connector 5 is arranged on a branch where the second safety valve 4 is located, and the second safety valve 4 is mainly used for protecting a dryer 6; the second test connector 5 is a quick-insertion type pressure test point and can be connected with external pressure test equipment to detect the opening pressure of the second safety valve 4 on line at regular intervals, and the second safety valve 4 does not need to be detached in the detection process.
The air compressor unit 3 comprises a main air compressor unit and a standby air compressor unit, and the control component controls the main air compressor unit and the standby air compressor unit to be started and closed.
When ball valve A05 is in the closed condition, internal circuit 1, 3 bit closure of ball valve, 1, 2 bit disconnection, as shown in fig. 3, control assembly control cuts off air compressor machine power supply circuit, prevents that the air compressor machine from starting by mistake. At the moment, the pressure of the main brake air pipe connected with the outlet end of the ball valve is still kept in a working range, functions of parking and braking of vehicles and the like are guaranteed, compressed air in components connected with the inlet of the ball valve is exhausted, and easily-damaged parts can be maintained conveniently and quickly, such as lubricating oil discharge, oil filter element replacement and maintenance and the like.
The utility model provides an air supply unit realizes the intelligence of air compressor unit self through monitoring braking system state and opens and stop the management, simplifies on-vehicle control system to switch through main air compressor machine and reserve air compressor machine primary and secondary, solve the oily emulsification problem of oily air compressor machine; the safety valve and the pressure detection device have an online rapid detection function, and equipment does not need to be disassembled or assembled or the air tightness of the pipeline does not need to be remeasured; the utility model relates to an integrated module structure is compact, has advantages such as safe and reliable, with low costs and little maintenance work load, satisfies the rail vehicle to the high reliability of air supply unit equipment, economic nature and intelligent demand; easily-damaged and easily-consumed parts such as an oil filter can be replaced and maintained conveniently and quickly; compare with traditional tube dress formula product, the utility model provides a control module can be to the equipment interface size customization of difference, design compactness, installation convenient, with low costs.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (9)
1. An integrated detection module for a rail vehicle air supply unit is characterized by comprising a control panel (1), a component assembly (2) and a control assembly, wherein the component assembly (2) is integrated on the control panel (1), the component assembly (2) comprises at least two pressure detection devices, at least two mounting flange assemblies (21), a first test joint (24) connected with the pressure detection devices, a ball valve (23) and a first safety valve (25) arranged on a pipeline between the ball valve (23) and the first test joint (24), and the pressure detection devices and the ball valve (23) are both connected with the control assembly;
the control panel (1) is provided with a compressed air inlet (26) and a compressed air outlet (27), the compressed air inlet (26) is connected with the air compressor unit (3) through a ball valve (23), and the compressed air outlet (27) is connected with a main air pipe of a braking system of the railway vehicle; one end of the first safety valve (25) is connected with the first test connector (24), and the other end of the first safety valve is connected with the compressed air outlet (27);
the mounting flange assembly (21) is arranged on the control panel (1), and the pressure detection device is connected with the control panel (1) through the mounting flange assembly (21); the pressure detection device comprises a first pressure detection device (28) and a second pressure detection device (29), the first pressure detection device (28) is connected with a first end of the first test joint (24), and the second pressure detection device (29) is connected with a second end of the first test joint (24); the pressure detection device is used for detecting the pressure of gas on a pipeline between the first safety valve (25) and the compressed air outlet (27).
2. The integrated detection module for a rail vehicle air supply unit according to claim 1, characterized in that a first control means is provided inside the first pressure detection device (28) for sending the detection result of the first pressure detection device (28) to a control assembly; and a second control component is arranged in the second pressure detection device (29), and is used for sending the detection result of the second pressure detection device (29) to a control assembly.
3. The integrated detection module for a rail vehicle air supply unit according to claim 2, characterized in that the first pressure detection device (28) has a first mode and a second mode, the first control means controlling the first pressure detection device (28) in the first mode when the first pressure detection device (28) detects that the pressure value of the gas on the line between the first safety valve (25) and the compressed air outlet (27) is lower than a first lower pressure limit value; when the first pressure detection means (28) detects that the pressure value of the gas on the pipeline between the first relief valve (25) and the compressed air outlet (27) reaches a first upper pressure limit value, the first control part controls the first pressure detection means (28) to be in the second mode.
4. The integrated detection module for a rail vehicle air supply unit according to claim 1, wherein the mounting flange assembly (21) comprises a base plate (211) and an adapter (212) which are arranged on the control panel (1), a first through hole is formed in the base plate (211), the pressure detection device is connected with the control panel (1) through the adapter (212) arranged in the first through hole, and sealing rings (213) are arranged at edges of two ends of the first through hole; the base plate (211) is fixedly arranged on the control panel (1) through at least one fastener (214).
5. The integrated detection module for a rail vehicle air supply unit according to claim 1, wherein the first pressure detection device (28), the second pressure detection device (29) and the ball valve (23) are each provided with an electrical interface, and the first pressure detection device (28), the second pressure detection device (29) and the ball valve (23) are each connected with the control assembly through a corresponding electrical interface.
6. Railway vehicle air supply unit with integrated detection module, characterized in that it comprises an air compressor unit (3), a second safety valve (4), a second test connection (5), a dryer (6), an oil filter (7) and an integrated detection module for a railway vehicle air supply unit according to claims 1-5, which is arranged on a line between the oil filter (7) and a brake system.
7. The rail vehicle air supply unit with integrated detection module according to claim 6, characterized in that the air compressor unit (3) is in communication with an oil filter (7), the outlet of the oil filter (7) is in communication with a compressed air inlet (26) of the control panel (1), the compressed air outlet (27) of the control panel (1) is in communication with a main reservoir of the brake system through a main air duct, and compressed air in the air compressor unit (3) enters the main reservoir of the brake system through the dryer (6) and the oil filter (7) in sequence.
8. Rail vehicle air supply unit with integrated detection module according to claim 6, characterized in that it further comprises a second safety valve (4) connected to the air compressor group (3), the branch on which the second safety valve (4) is located being provided with a second test connection (5).
9. Rail vehicle air supply unit with integrated detection module according to claim 6, characterized in that the air compressor group (3) comprises a main air compressor group and a backup air compressor group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920852146.7U CN210162092U (en) | 2019-06-06 | 2019-06-06 | Integrated detection module for air supply unit of railway vehicle and air supply unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920852146.7U CN210162092U (en) | 2019-06-06 | 2019-06-06 | Integrated detection module for air supply unit of railway vehicle and air supply unit |
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| Publication Number | Publication Date |
|---|---|
| CN210162092U true CN210162092U (en) | 2020-03-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920852146.7U Active CN210162092U (en) | 2019-06-06 | 2019-06-06 | Integrated detection module for air supply unit of railway vehicle and air supply unit |
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|---|---|
| CN (1) | CN210162092U (en) |
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