CN109253609B - Automatic air-drying system for rail transit vehicle bogie - Google Patents
Automatic air-drying system for rail transit vehicle bogie Download PDFInfo
- Publication number
- CN109253609B CN109253609B CN201811126732.XA CN201811126732A CN109253609B CN 109253609 B CN109253609 B CN 109253609B CN 201811126732 A CN201811126732 A CN 201811126732A CN 109253609 B CN109253609 B CN 109253609B
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- air
- bogie
- air pipe
- rigid
- blowing
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- 238000007605 air drying Methods 0.000 title claims abstract description 46
- 238000007664 blowing Methods 0.000 claims abstract description 91
- 238000001035 drying Methods 0.000 claims abstract description 23
- 238000010926 purge Methods 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 7
- 238000012423 maintenance Methods 0.000 description 7
- 238000004140 cleaning Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B15/00—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form
- F26B15/10—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions
- F26B15/12—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound, the movement being in alternate horizontal and vertical directions the lines being all horizontal or slightly inclined
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The invention discloses an automatic air-drying system for a bogie of a rail transit vehicle, which is characterized by comprising the following components: top blast apparatus, back-and-forth lifting blast apparatus, bottom blast apparatus, air-compressing blast apparatus and traction device. According to the invention, through constructing around the bogie, the top blowing device, the front and back lifting blowing device and the bottom blowing device are provided with the three-dimensional air outlet, and the compressed air, especially hot air, is output by the fan, so that the bogie is subjected to omnibearing coverage type blowing and drying, the labor intensity is effectively reduced, and the blowing and drying efficiency and effect are improved.
Description
Technical Field
The invention belongs to the field of maintenance equipment of rail transit systems, and particularly relates to an automatic air drying system for a bogie of a rail transit vehicle.
Background
In order to ensure smooth and safe operation of rail transit vehicles, regular maintenance and repair of the vehicles is required during the entire life cycle of the vehicles. The bogie is taken as a running component of the train, and is an important guarantee for safe and reliable running of the train, so that the maintenance of the bogie is also one of important contents of the maintenance of the vehicle. Wherein, after the bogie is cleaned, drying the bogie is an important link in the bogie maintenance process in order to prevent the bogie from being corroded.
Because the bogie has a complex structure and more parts, the water stain on the bogie is generally removed by adopting a natural drying method after cleaning. Because of the problems of long time consumption, low efficiency, incomplete drying of the bogie, easy corrosion and the like in natural drying, the bogie equipment capable of drying and cleaning quickly and efficiently is urgently needed.
Disclosure of Invention
Aiming at least one of the defects or the improvement demands of the prior art, the invention provides an automatic air-drying system for a bogie of a rail transit vehicle, wherein air outlets are arranged around the bogie, and compressed air is output by a fan, so that the bogie is subjected to omnibearing coverage type air-drying, and the purposes of reducing labor intensity and improving blowing and drying efficiency and effect are achieved.
To achieve the above object, according to one aspect of the present invention, there is provided an automatic air-drying system for a bogie of a rail transit vehicle, characterized in that the automatic air-drying system for a bogie comprises: a top blowing device, a front and back lifting blowing device, a bottom blowing device, an air-compressing blowing device and a traction device;
the traction device conveys the bogie to enter and exit the bogie automatic air drying system;
the top blowing device allows the bogie to pass through along the track direction and performs blowing and drying on the top surface, the left side surface and the right side surface of the bogie;
the front-back lifting blowing device is arranged in a trench in front of and behind the bogie of the purging station, and can lift up and down to purge and dry the front end face and the rear end face of the bogie;
the bottom blowing device is arranged in a trench at the bottom of the bogie of the blowing station, and can move back and forth along the track direction to blow and dry the bottom surface of the bogie;
the air pressure air feeder is used for outputting compressed air for the top air feeder, the front and back lifting air feeder and the bottom air feeder.
Preferably, the top blowing device comprises an air duct bracket and an air nozzle;
the air pipe bracket is of a door-shaped frame structure, the bogie can pass through the air pipe bracket, and the air nozzles are arranged on the upper part, the left side and the right side of the air pipe bracket; the air pipe support is connected with the air pressure air supply device.
Preferably, a plurality of air duct brackets are placed along the track direction;
and/or the upper part and the left side and the right side of the air pipe support are distributed with a plurality of air nozzles.
Preferably, the front-back lifting blowing device comprises a tuyere, a rigid air pipe, an air pipe mounting seat, a flexible air pipe and a lifting device;
the rigid air pipe is arranged on the air pipe mounting seat, and the rigid air pipe is provided with the air nozzle for carrying out blowing drying on the front end face and the rear end face of the bogie;
one end of the flexible air pipe is connected with the rigid air pipe, and the other end of the flexible air pipe is connected with the air pressure air supply device;
the lifting device actuates the air pipe mounting seat to move up and down.
Preferably, the lifting device comprises a sliding rail, a sliding block and a hydraulic cylinder;
the air duct mounting seat is mounted on the sliding rail through the sliding block, the sliding rail is mounted on the front and rear trench walls of the bogie, the air duct mounting seat is connected with the hydraulic cylinder, and the hydraulic cylinder can drive the rigid air duct mounted on the air duct mounting seat to move up and down with the tuyere.
Preferably, the bottom blowing device is arranged below the ground and comprises a tuyere, a rigid air pipe, a flexible air pipe and a front-back moving device;
the rigid air pipe is arranged on the front-back moving device, the air nozzle is arranged on the rigid air pipe, and the rigid air pipe moves back and forth along the track direction under the actuation of the front-back moving device;
one end of the flexible air pipe is connected with the rigid air pipe, and the other end of the flexible air pipe is connected with the air pressure air supply device.
Preferably, the front-back moving device comprises a sliding table, a sliding seat and a motor;
the rigid air pipe is arranged on the sliding seat, the sliding seat is arranged on the sliding table, the rigid air pipe arranged on the sliding seat is driven by the motor to move back and forth, and the tuyere arranged on the rigid air pipe is used for carrying out blowing drying on the bottom surface of the bogie.
Preferably, the air pressure air supply device comprises an air compressor and a total air pipe;
the main air pipe is respectively connected with the top air blowing device, the front and back lifting air blowing device and the bottom air blowing device;
the air compressor is used for outputting compressed air.
Preferably, the air pressure air supply device further comprises an air heating device for outputting hot air, and the air outlet temperature can be adjusted.
Preferably, the traction device comprises a locating pin, a rail car and a moving rail;
the upper surface of the track trolley is fixedly provided with the moving track for bearing the bogie; the locating pin is used for fixing the bogie on the moving track.
The above-described preferred technical features may be combined with each other as long as they do not collide with each other.
In general, the above technical solutions conceived by the present invention have the following beneficial effects compared with the prior art:
1. according to the automatic air drying system for the bogie of the rail transit vehicle, which aims at the problems of a traditional bogie drying mode after cleaning, the top air blowing device, the front and back lifting air blowing device and the bottom air blowing device are constructed around the bogie, the three-dimensional air outlet is arranged, compressed air, particularly hot air, is output by the fan, the bogie is subjected to omnibearing coverage type air blowing drying, the labor intensity is effectively reduced, and the blowing drying efficiency and effect are improved.
2. According to the invention, by constructing the top blowing device, the longitudinal door-shaped frame array and the air nozzle array, and matching with the transverse air nozzle array and the vertical air nozzle array, three-dimensional air drying in the plane direction is formed, the coverage area is wide, the bogie receives blowing as soon as entering, the rear air nozzle circularly blows on the basis of the front air nozzle, and the air drying can be completed as soon as entering and exiting.
3. According to the invention, the front-rear lifting blowing device is constructed in the front-rear trench, so that the entering and exiting of the bogie are not hindered, the front-rear air drying which cannot be completed by the traditional air drying device is realized, the lower air nozzle circularly blows on the basis of the upper front air nozzle, and the air drying can be completed in one step, and the air drying is rapid and efficient.
4. The invention utilizes the existing trench structure bottom blowing device of the air drying position, and aims at the bottom area which is difficult to be naturally air-dried, and the blowing in the bottom surface direction which cannot be completed by the traditional blowing device is realized by repeatedly blowing longitudinally back and forth, so that the back air nozzle circularly blows air on the basis of the front air nozzle, and the air drying effect is improved.
5. The invention realizes the connection and centralized adjustment control of the total air pipe, the top air blowing device, the front and back lifting air blowing devices and the bottom air blowing device through the structure of the air pressure air blowing device, can be additionally provided with a heating device according to the requirement, is used for outputting hot air, can adjust the air outlet temperature according to the requirement, achieves the aim of quickly drying the residual moisture of the steering frame, can be placed outdoors by an air compressor, and reduces the noise in a maintenance workshop, and is connected with all the air blowing devices.
6. According to the invention, the traction device is arranged nearby the bogie dismounting device, the transfer butt joint is smooth, the hoisting is not needed, when the track trolley reaches a preset position, the bogie is pushed onto the trolley, the bogie is fixed by the locating pin, the bogie is conveyed to the blowing area by the traction device for operation, and after the blowing operation is finished, the bogie is moved to the other side by the track trolley.
Drawings
FIG. 1 is a general block diagram of the present invention;
FIG. 2 is an assembly view of the air duct of the present invention;
FIG. 3 is a diagram showing the structure of a front-rear elevation blower of the present invention;
fig. 4 is a construction view of a bottom blowing apparatus of the present invention;
FIG. 5 is a schematic view of the traction device of the present invention;
FIG. 6 is a schematic illustration of a bogie entering an air drying operation area;
fig. 7 is a schematic view of the bogie exiting the air drying operation area.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention. In addition, the technical features of the embodiments of the present invention described below may be combined with each other as long as they do not collide with each other. The present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1 to 5, the automatic air-drying system for the bogie of the rail transit vehicle according to the present invention is characterized in that the automatic air-drying system for the bogie comprises: top blast apparatus, back-and-forth lifting blast apparatus, bottom blast apparatus, air-compressing blast apparatus and traction device.
The traction device conveys the bogie to enter and exit the bogie automatic air drying system. The top blowing device allows the bogie to pass through along the track direction and performs blowing drying on the top surface and the left and right side surfaces of the bogie. The front-back lifting blowing device is arranged in a trench in front of and behind the bogie of the purging station, and can lift up and down to purge and dry the front end face and the rear end face of the bogie. The bottom blowing device is installed in a trench at the bottom of the bogie of the blowing station, and can move back and forth along the track direction to blow and dry the bottom surface of the bogie. The air pressure air feeder is used for outputting compressed air for the top air feeder, the front and back lifting air feeder and the bottom air feeder.
As shown in fig. 2, the top blowing device comprises an air duct bracket 1 and an air nozzle 2. The air pipe bracket 1 is of a door-shaped frame structure, the bogie can pass through the air pipe bracket, and the air nozzles 2 are arranged on the upper part, the left side and the right side of the air pipe bracket; the air pipe support 1 is connected with the air pressure air supply device. Preferably, a plurality of air duct brackets 1 are placed along the track direction; and/or a plurality of air nozzles 2 are distributed on the upper part and the left and right sides of the air pipe bracket 1. According to the invention, by constructing the top blowing device, the longitudinal door-shaped frame array and the air nozzle array, and matching with the transverse air nozzle array and the vertical air nozzle array, three-dimensional air drying in the plane direction is formed, the coverage area is wide, the bogie receives blowing as soon as entering, the rear air nozzle circularly blows on the basis of the front air nozzle, and the air drying can be completed as soon as entering and exiting.
As shown in fig. 2 and 3, the front-back lifting blowing device comprises a tuyere 2, a rigid air pipe 3, an air pipe mounting seat 4, a flexible air pipe 8 and a lifting device. The rigid air pipe 3 is arranged on the air pipe mounting seat 4, and the rigid air pipe 3 is provided with the air nozzle 2 for carrying out air drying on the front end face and the rear end face of the bogie; one end of the flexible air pipe 3 is connected with the rigid air pipe 3, and the other end of the flexible air pipe is connected with the air pressure air supply device; the lifting device actuates the air pipe mounting seat 4 to move up and down.
The lifting device comprises a sliding rail 5, a sliding block 6 and a hydraulic cylinder 7. The air duct mounting seat 4 is mounted on the sliding rail 5 through the sliding block 6, the sliding rail 5 is mounted on a trench wall around the bogie, the air duct mounting seat 4 is connected with the hydraulic cylinder 7, and the hydraulic cylinder 7 can drive the rigid air duct 3 mounted on the air duct mounting seat 4 and the tuyere 2 to move up and down. According to the invention, the front-rear lifting blowing device is constructed in the front-rear trench, so that the entering and exiting of the bogie are not hindered, the front-rear air drying which cannot be completed by the traditional air drying device is realized, the lower air nozzle circularly blows on the basis of the upper front air nozzle, and the air drying can be completed in one step, and the air drying is rapid and efficient.
As shown in fig. 2 and 4, the bottom blowing device is preferably installed below the ground and comprises a tuyere 2, a rigid air duct 3, a flexible air duct 8 and a front-back moving device.
The rigid air pipes 3 are arranged on the front-back moving device, the rigid air pipes 3 are provided with the air nozzles 2, a plurality of the rigid air pipes 3 are arranged in the front-back direction, and/or a plurality of the air nozzles 2 are transversely arranged on the rigid air pipes 3 and move back and forth along the track direction under the actuation of the front-back moving device; one end of the flexible air pipe 3 is connected with the rigid air pipe 3, and the other end is connected with the air pressure air feeding device.
The front-back moving device comprises a sliding table 9, a sliding seat 10 and a motor 11. The rigid air pipe 3 is arranged on the sliding seat 10, the sliding seat 10 is arranged on the sliding table 9, the motor 11 drives the rigid air pipe 3 arranged on the sliding seat 10 to move back and forth, and the tuyere 2 arranged on the rigid air pipe 3 is used for drying the bottom surface of the bogie in a blowing way. The invention utilizes the existing trench structure bottom blowing device of the air drying position, and aims at the bottom area which is difficult to be naturally air-dried, and the blowing in the bottom surface direction which cannot be completed by the traditional blowing device is realized by repeatedly blowing longitudinally back and forth, so that the back air nozzle circularly blows air on the basis of the front air nozzle, and the air drying effect is improved.
As shown in fig. 6, the air pressure air supply device comprises an air compressor 13 and a total air pipe 12. The main air pipe 12 is respectively connected with the top air blowing device, the front-back lifting air blowing device and the bottom air blowing device. The air compressor 13 is used for outputting compressed air. Preferably, the air pressure air supply device further comprises an air heating device for outputting hot air, and the air outlet temperature can be adjusted. The air pipe support 1 is provided with a groove-shaped sealing cover of the bogie automatic air drying system, so as to strengthen the temperature gathering effect, isolate noise and protect internal devices. The flexible air pipe 8 used everywhere is provided with a spiral part, the flexible air pipe 8 is communicated with the main air pipe 12, and when the rigid air pipe 3 moves to blow air, the spiral part of the flexible air pipe 8 flexibly stretches and transmits compressed air. The air nozzles 2 on the rigid air pipes 3 can be distributed in a plurality of cross-section directions of the rigid air pipes 3. The invention realizes the connection and centralized adjustment control of the total air pipe, the top air blowing device, the front and back lifting air blowing devices and the bottom air blowing device through the structure of the air pressure air blowing device, can be additionally provided with a heating device according to the requirement, is used for outputting hot air, can adjust the air outlet temperature according to the requirement, achieves the aim of quickly drying the residual moisture of the steering frame, can be placed outdoors by an air compressor, and reduces the noise in a maintenance workshop, and is connected with all the air blowing devices.
Preferably, as shown in fig. 2, 6-7, the traction means comprises a locating pin 14, a trolley 15 and a moving track 16. The upper surface of the track trolley 15 is fixedly provided with the moving track 16 for bearing a bogie; the trolley 15 runs below a working plane (such as the ground); the locating pin 14 is used to secure the bogie to the moving track 16. The traction device is arranged near the bogie dismounting device, the transfer butt joint is smooth, the hoisting is not needed, after the track trolley reaches a preset position, the bogie is pushed onto the trolley, the locating pin fixes the bogie, the traction device conveys the bogie to the purging area for operation, and after the blowing operation is finished, the bogie is moved to the other side through the track trolley.
After all the surfaces and parts needing to be dried by blowing are dried by blowing, the hydraulic cylinder 7 and the sliding seat 10 are restored to the initial state, the bogie is conveyed to the outside of the air drying system by the traction device, the locating pins 14 are removed, the bogie leaves the traction device after the locking state of the bogie is released, the next overhaul process is carried out, and the traction device returns to the warehouse-in position.
According to the automatic air drying system for the bogie of the rail transit vehicle, which aims at the problems of a traditional bogie drying mode after cleaning, the top air blowing device, the front and back lifting air blowing device and the bottom air blowing device are constructed around the bogie, the three-dimensional air outlet is arranged, compressed air, particularly hot air, is output by the fan, the bogie is subjected to omnibearing coverage type air blowing drying, the labor intensity is effectively reduced, and the blowing drying efficiency and effect are improved.
It will be readily appreciated by those skilled in the art that the foregoing description is merely a preferred embodiment of the invention and is not intended to limit the invention, but any modifications, equivalents, improvements or alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (9)
1. An automatic air-drying system for a bogie of a rail transit vehicle, which is characterized by comprising: a top blowing device, a front and back lifting blowing device, a bottom blowing device, an air-compressing blowing device and a traction device;
the traction device conveys the bogie to enter and exit the bogie automatic air drying system; the traction device comprises a locating pin (14), a track trolley (15) and a moving track (16); the upper surface of the track trolley (15) is fixedly provided with the moving track (16) for bearing the bogie; the locating pin (14) is used for fixing the bogie on the moving track (16); the track trolley (15) runs below the ground;
the top blowing device allows the bogie to pass through along the track direction and performs blowing and drying on the top surface, the left side surface and the right side surface of the bogie;
the front-back lifting blowing device is arranged in a trench in front of and behind the bogie of the purging station, and can lift up and down to purge and dry the front end face and the rear end face of the bogie;
the bottom blowing device is arranged in a trench at the bottom of the bogie of the blowing station, and can move back and forth along the track direction to blow and dry the bottom surface of the bogie;
the air pressure air feeder is used for outputting compressed air for the top air feeder, the front and back lifting air feeder and the bottom air feeder.
2. The rail transit vehicle truck automatic air drying system of claim 1, wherein:
the top blowing device comprises an air pipe bracket (1) and an air nozzle (2);
the air pipe bracket (1) is of a door-shaped frame structure, the bogie can pass through the air pipe bracket, and the air nozzles (2) are arranged on the upper part, the left side and the right side of the air pipe bracket; the air pipe support (1) is connected with the air pressure air supply device.
3. The rail transit vehicle truck automatic air drying system of claim 2, wherein:
a plurality of air duct brackets (1) are arranged along the track direction;
and/or the upper part and the left side and the right side of the air pipe bracket (1) are distributed with a plurality of air nozzles (2).
4. The rail transit vehicle truck automatic air drying system of claim 1, wherein:
the front-back lifting blowing device comprises a tuyere (2), a rigid air pipe (3), an air pipe mounting seat (4), a flexible air pipe (8) and a lifting device;
the rigid air pipe (3) is arranged on the air pipe mounting seat (4), and the rigid air pipe (3) is provided with the air nozzle (2) for carrying out air drying on the front end face and the rear end face of the bogie;
one end of the flexible air pipe (3) is connected with the rigid air pipe (3), and the other end of the flexible air pipe is connected with the air pressure air supply device;
the lifting device actuates the air pipe mounting seat (4) to move up and down.
5. The rail transit vehicle truck automatic air drying system of claim 4, wherein:
the lifting device comprises a sliding rail (5), a sliding block (6) and a hydraulic cylinder (7);
the air duct mounting seat (4) is mounted on the sliding rail (5) through the sliding block (6), the sliding rail (5) is mounted on a trench wall around the bogie, the air duct mounting seat (4) is connected with the hydraulic cylinder (7), and the hydraulic cylinder (7) can drive the rigid air duct (3) mounted on the air duct mounting seat (4) to move up and down with the tuyere (2).
6. The rail transit vehicle truck automatic air drying system of claim 1, wherein:
the bottom blowing device is arranged below the ground and comprises a tuyere (2), a rigid air pipe (3), a flexible air pipe (8) and a front-back moving device;
the rigid air pipe (3) is arranged on the front-back moving device, the air nozzle (2) is arranged on the rigid air pipe (3), and the rigid air pipe moves back and forth along the track direction under the actuation of the front-back moving device;
one end of the flexible air pipe (3) is connected with the rigid air pipe (3), and the other end of the flexible air pipe is connected with the air pressure air supply device.
7. The rail transit vehicle truck automatic air drying system of claim 6, wherein:
the front-back moving device comprises a sliding table (9), a sliding seat (10) and a motor (11);
the rigid air pipe (3) is arranged on the sliding seat (10), the sliding seat (10) is arranged on the sliding table (9), the motor (11) drives the rigid air pipe (3) arranged on the sliding seat (10) to move forwards and backwards, and the tuyere (2) arranged on the rigid air pipe (3) is used for carrying out blowing drying on the bottom surface of the bogie.
8. The rail transit vehicle truck automatic air drying system of claim 1, wherein:
the air pressure air supply device comprises an air compressor (13) and a total air pipe (12);
the main air pipe (12) is respectively connected with the top air blowing device, the front-back lifting air blowing device and the bottom air blowing device;
the air compressor (13) is used for outputting compressed air.
9. The rail transit vehicle truck automatic air drying system of claim 8, wherein:
the air pressure air supply device also comprises an air heating device which is used for outputting hot air, and the air outlet temperature can be adjusted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811126732.XA CN109253609B (en) | 2018-09-26 | 2018-09-26 | Automatic air-drying system for rail transit vehicle bogie |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811126732.XA CN109253609B (en) | 2018-09-26 | 2018-09-26 | Automatic air-drying system for rail transit vehicle bogie |
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| Publication Number | Publication Date |
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| CN109253609A CN109253609A (en) | 2019-01-22 |
| CN109253609B true CN109253609B (en) | 2024-02-20 |
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