CN108407841A - A kind of pneumatic type locking device suitable for gauge-changeable bogie - Google Patents
A kind of pneumatic type locking device suitable for gauge-changeable bogie Download PDFInfo
- Publication number
- CN108407841A CN108407841A CN201810446861.0A CN201810446861A CN108407841A CN 108407841 A CN108407841 A CN 108407841A CN 201810446861 A CN201810446861 A CN 201810446861A CN 108407841 A CN108407841 A CN 108407841A
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- China
- Prior art keywords
- gauge
- tapered end
- cylinder
- axle
- axle box
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F7/00—Rail vehicles equipped for use on tracks of different width
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F15/00—Axle-boxes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
Abstract
The invention discloses a kind of pneumatic type locking devices suitable for gauge-changeable bogie, it includes mainly upper axle box shell, lower axle tank shell, electronic control cylinder, tapered end, compression spring and gantry counter-force seat, upper axle box shell is bolted to connection with lower axle tank shell and at the same time on gauge-changeable bogie, tapered end lower end is connect with electric cylinder, upper top surface is equipped with compression spring, and tapered end can be moved up and down with the effect of push rod, the electronic control cylinder includes push rod, cylinder block, support side arm, upper vent hole and lower venthole, the present apparatus is mainly moving up and down upper axle box shell and wheel axle sleeve slider locking or unlock by tapered end upper cylindrical pin, to realize that gauge-changeable bogie acts on the unlock of wheel and locking during distance between backs of wheel flanges adjusts.
Description
Technical field
The present invention relates to a kind of locking devices, and dress is locked more particularly, to a kind of pneumatic type suitable for gauge-changeable bogie
It sets, the locking for becoming slipping mechanism and truck journal box before and after rail.
Background technology
Since countries in the world use different gauge standards, such as the railway of China is standard gauge, and gauge is
1435mm, Russian and most of Eastern Europe, country of Central Asia railway be broad gauge, gauge 1520mm, also some country
Gauge standard is narrow gauge 1000mm, and therefore, rail truck is transported to be led directly on standard gauge lines and width, narrow gauge
Row, then need to realize by gauge-changeable bogie.
Gauge-changeable bogie is a kind of unconventional bogie, and the main distinction of it and conventional bogie is to take turns to knot
Structure, wheel are the key that realize gauge changing function to structure design, and gauge-changeable bogie wheel pair is with conventional steering framing wheel to structure
It compares, needs to increase by a sleeve locking apparatus, the effect of locking device is in unlock and operation before realizing wheelslip gauge changing
Be locked, be to directly affect smoothly realize distance between backs of wheel flanges variation and ensure the critical component of train operating safety,
The speed for becoming rail process generally to be not more than 15km/h (usual 7km/h) is realized by shorter change rail facility and becomes rail, entire to become
The time of rail process is very short, thus retaining mechanism unlock and locking action must flexibly quickly；It is necessary when vehicle normal operation
Ensure the accuracy of locking, vibration or other reasons that cannot be because of vehicle so that the wheel of locking is loosened and generate it is traversing, with
It causes that safety accident occurs, ensures retaining mechanism accuracy, make sure that wheel is locked in a certain suitable gauge position, it is no
Then, the purpose of gauge changing is not only not achieved, it is also possible to safety accident occur.
Chinese patent Authorization Notice No. is CN103192843A, authorized announcement date:On July 10th, 2013, the applying date be
On April 19th, 2013, denomination of invention：Retaining mechanism for gauge-changeable bogie；Chinese patent Authorization Notice No. is
CN107757651A；Authorized announcement date:On March 6th, 2018, the applying date are on November 23rd, 2017, denomination of invention:One kind is used for
The retaining mechanism of high-speed EMUs gauge-changeable bogie；Invention of the above two for the retaining mechanism of gauge-changeable bogie all needs
The mechanical device for wanting ground mating realizes unlock and locking, and does not have automation unlock and locking function.
Invention content
In order to realize gauge-changeable bogie distance between backs of wheel flanges adjustment during automatically to the unlock of wheel and locking purpose,
After unlock ensure distance between backs of wheel flanges energy freedom and flexibility adjustment, ensure after locking train retaining rail away from track on transport safely
Row, the present invention provides a kind of convenient and automation locking devices.
To solve the above problems, the present invention provides a kind of pneumatic type locking device suitable for gauge-changeable bogie, master
To include upper axle box shell 1, lower axle tank shell 2, electronic control cylinder 3, tapered end 4, compression spring 5 and gantry counter-force seat 6；Upper axle box shell 1
It is bolted to connection with lower axle tank shell 2 and at the same time on gauge-changeable bogie, electronic control cylinder 3 is solid by bolt
On lower axle tank shell 2, gantry counter-force seat 6 is mounted by means of bolts on axle box shell 1 for Dingan County, 5 both ends of compression spring point
An Zhuan not be on the spring base of gantry counter-force seat 6 and tapered end 4, the main function of compression spring 5 is that tapered end 4 is pushed down in locked position is anti-
Back pressure tapered end 4 when only tapered end 4 is moved up and latched, it is ensured that tapered end 4 moves down locking.
The electronic control cylinder 3 includes push rod 7, cylinder block 8, support side arm 9, upper vent hole 10 and lower venthole 11, is pushed away
7 upper end of bar is stretched into inside cylinder block 8, and lower end head welds a surrounding and is provided with the ring flange of bolt hole, using screw by flange
Disk is fixedly connected with tapered end 4, and the identical support side arm 9 of 8 outside two structures of welding of cylinder block will support side arm 9 using bolt
It is fixedly connected on lower axle tank shell 2, ensures that electric cylinder is fixed straight up；Upper vent hole 10 and lower venthole 11 pass through gas
Pipe fitting is communicated with vehicle-mounted air source, and by controller by the connecting and disconnecting of itself and air source of solenoid valve control, to realization pair
The control of inlet and outlet in cylinder block 8.
Upper 1 side of axle box shell is provided with the matched cylinder groove of 4 upper cylindrical pin of tapered end and limits tapered end 4
Position prevents the boss structure that it is moved down, wheel axle sleeve sliding block together with wheel in axle box relative to axle can with transverse shifting,
Realize gauge changing, when two wheels reach a certain gauge, the cylinder groove on wheel axle sleeve sliding block can be with the circle on upper axle box shell 1
Column slot is aligned, and tapered end 4 latches locking.
When gauge-changeable bogie is run under a certain specific gauge, the tapered end 4 of locking device of the present invention is being pressed
Locking state is under 5 pressure of spring, when controller recognizes gauge changing trigger signal, then controlling the solenoid valve of electric cylinder makes
Lower 11 air inlet of venthole, upper vent hole 10 are vented, and push push rod 7 to move up, then tapered end 4 overcomes compression spring 5 under the action of push rod 7
Pressure moves up, and relieves the connection of wheel axle sleeve sliding block and upper axle box shell 1；After moving to unlock completely on tapered end 4, dimension
It is constant to hold pressure in electric cylinder, gauge-changeable bogie starts to convert gauge, and wheel axle sleeve sliding block is under wheel drive in upper axis
It can be with transverse shifting, when two wheels reach a certain gauge, on wheel axle sleeve sliding block between tank shell 1 and lower axle tank shell 2
Cylinder groove can be aligned with the cylinder groove on upper axle box shell 1；When controller, which recognizes gauge changing, completes signal, electronic gas is controlled
The solenoid valve of cylinder makes lower venthole 11 be vented, and 10 air inlet of upper vent hole, tapered end 4 latches under the double action of push rod 7 and compression spring 5
Locking, returns to initial locked position.
Compared with prior art the beneficial effects of the invention are as follows：
A kind of pneumatic type locking device suitable for gauge-changeable bogie of the present invention, can exist in gauge bogie
It realizes that unlock and locking to wheel act on when distance between backs of wheel flanges adjusts, and realizes automation function, it need not be by ground
Mechanical release and locking adapting device, keep gauge changing process more quickly and convenient.
Description of the drawings
A kind of shaft side projection drawing of Fig. 1 pneumatic type locking devices suitable for gauge-changeable bogie of the present invention；
The shaft side projection drawing of Fig. 2 electric cylinders of the present invention；
The shaft side projection drawing of Fig. 3 upper axle box shells of the present invention；
The shaft side projection drawing of Fig. 4 tapered ends of the present invention；
A kind of right view of Fig. 5 pneumatic type locking devices suitable for gauge-changeable bogie of the present invention；
A kind of locking of Fig. 6 pneumatic type locking devices suitable for gauge-changeable bogie of the present invention and unlock principle
Figure.
In figure, axle box shell on 1., 2. lower axle tank shells, 3. electronic control cylinders, 4. tapered ends；5. compression spring, 6. gantry counter-force seats,
7. push rod, 8. cylinder block, 9. support side arms, 10. upper vent holes, 11. times ventholes.
Specific implementation mode
The present invention is explained in detail below in conjunction with the accompanying drawings：
Refering to fig. 1 and Fig. 4, a kind of pneumatic type locking device suitable for gauge-changeable bogie include mainly
Upper axle box shell 1, lower axle tank shell 2, electronic control cylinder 3, tapered end 4, compression spring 5 and gantry counter-force seat 6；Upper axle box shell 1 and lower axle
Tank shell 2 is bolted to connection and at the same time on gauge-changeable bogie, and electronic control cylinder 3 is bolted installation
On lower axle tank shell 2, gantry counter-force seat 6 is mounted by means of bolts on axle box shell 1, and 5 both ends of compression spring are installed respectively
On the spring base of gantry counter-force seat 6 and tapered end 4, the main function of compression spring 5 is to push down tapered end 4 in locked position to prevent tapered end
4 tapered ends of back pressure when moving up and latching 4, it is ensured that tapered end 4 moves down locking.
Referring to Fig.2, the electronic control cylinder 3 includes push rod 7, cylinder block 8, support side arm 9, upper vent hole 10 and lower ventilation
Hole 11,7 upper end of push rod are stretched into inside cylinder block 8, and the ring flange that a surrounding is provided with bolt hole is welded on lower end head, utilizes screw
Ring flange is fixedly connected with tapered end 4, the identical support side arm 9 of 8 outside two structures of welding of cylinder block will be supported using bolt
Side arm 9 is fixedly connected on lower axle tank shell 2, ensures that electric cylinder is fixed straight up；Upper vent hole 10 and lower venthole 11
It is communicated with vehicle-mounted air source by gas-tpe fitting, and by controller by the connecting and disconnecting of itself and air source of solenoid valve control, thus
Realize the control to inlet and outlet in cylinder block 8.
Refering to Fig. 3, upper 1 side of axle box shell be provided with the matched cylinder groove of 4 upper cylindrical pin of tapered end and
Being limited to tapered end 4 prevents the boss structure that it moves down, and wheel axle sleeve sliding block can be with relative to axle in axle box together with wheel
Transverse shifting realizes gauge changing, and when two wheels reach a certain gauge, the cylinder groove on wheel axle sleeve sliding block can be with upper axle box shell
Cylinder groove alignment on body 1, tapered end 4 latch locking.
Refering to Fig. 5 and Fig. 6, when gauge-changeable bogie is run under a certain specific gauge, locking dress of the present invention
The tapered end 4 set then controls electronic in locking state when controller recognizes gauge changing trigger signal under 5 pressure of compression spring
The solenoid valve of cylinder makes 11 air inlet of lower venthole, upper vent hole 10 be vented, and pushes push rod 7 to move up, then work of the tapered end 4 in push rod 7
Overcome the pressure of compression spring 5 to move up under, relieves the connection of wheel axle sleeve sliding block and upper axle box shell 1；When tapered end 4 moves up
To complete unlock, maintain pressure in electric cylinder constant, gauge-changeable bogie starts to convert gauge, and wheel axle sleeve sliding block is in vehicle
Wheel can be with transverse shifting, when two wheels reach a certain gauge, vehicle between upper axle box shell 1 and lower axle tank shell 2 under driving
Cylinder groove on axle sleeve sliding block can be aligned with the cylinder groove on upper axle box shell 1；Letter is completed when controller recognizes gauge changing
Number when, control electric cylinder solenoid valve make lower venthole 11 be vented, 10 air inlet of upper vent hole, tapered end 4 is in push rod 7 and compression spring 5
Double action under latch locking, return to initial locked position.
Claims (3)
1. a kind of pneumatic type locking device suitable for gauge-changeable bogie, it is characterised in that described one kind being suitable for gauge changing
The pneumatic type locking device of bogie includes mainly upper axle box shell (1), lower axle tank shell (2), electronic control cylinder (3), tapered end
(4), compression spring (5) and gantry counter-force seat (6)；Upper axle box shell (1) and lower axle tank shell (2) are bolted to connection and together
When be mounted on gauge-changeable bogie on, electronic control cylinder (3) is mounted by means of bolts on lower axle tank shell (2), gantry counter-force
Seat (6) is mounted by means of bolts on axle box shell (1), and compression spring (5) both ends are separately mounted to gantry counter-force seat (6) and lock
Head (4) spring base on, the main function of compression spring (5) be pushed down in locked position tapered end (4) prevent tapered end (4) move up and
Back pressure tapered end (4) when latching, it is ensured that tapered end (4) moves down locking.
2. a kind of pneumatic type locking device suitable for gauge-changeable bogie according to claim 1, it is characterised in that institute
The electronic control cylinder (3) stated includes push rod (7), cylinder block (8), supports side arm (9), upper vent hole (10) and lower venthole (11),
Cylinder block (8) inside is stretched into push rod (7) upper end, and lower end head welds the ring flange that a surrounding is provided with bolt hole, utilizes screw
Ring flange is fixedly connected with tapered end (4), the identical support side arm (9) of two structures of welding, utilizes bolt on the outside of cylinder block (8)
Support side arm (9) is fixedly connected on lower axle tank shell (2), ensures that electric cylinder is fixed straight up；Upper vent hole (10)
It is communicated with vehicle-mounted air source by gas-tpe fitting with lower venthole (11), and its connecing with air source of solenoid valve control is passed through by controller
Through and off are opened, to realize the control to cylinder block (8) interior inlet and outlet.
3. a kind of pneumatic type locking device suitable for gauge-changeable bogie according to claim 1, it is characterised in that institute
Upper axle box shell (1) side stated is provided with the matched cylinder groove of tapered end (4) upper cylindrical pin and is limited to tapered end (4) anti-
Only its boss structure moved down, wheel axle sleeve sliding block can be realized in axle box together with wheel relative to axle with transverse shifting
Gauge changing, when two wheels reach a certain gauge, the cylinder groove on wheel axle sleeve sliding block can be with the cylinder on upper axle box shell (1)
Slot is aligned, and tapered end (4) latches locking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810446861.0A CN108407841A (en) | 2018-05-11 | 2018-05-11 | A kind of pneumatic type locking device suitable for gauge-changeable bogie |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810446861.0A CN108407841A (en) | 2018-05-11 | 2018-05-11 | A kind of pneumatic type locking device suitable for gauge-changeable bogie |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108407841A true CN108407841A (en) | 2018-08-17 |
Family
ID=63138809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810446861.0A Pending CN108407841A (en) | 2018-05-11 | 2018-05-11 | A kind of pneumatic type locking device suitable for gauge-changeable bogie |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108407841A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111137318A (en) * | 2019-11-12 | 2020-05-12 | 中车株洲电力机车有限公司 | Locking device of variable-gauge bogie |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2890260Y (en) * | 2005-04-25 | 2007-04-18 | 北京中科信电子装备有限公司 | Pneumatic safety lock |
| CN201288457Y (en) * | 2008-10-24 | 2009-08-12 | 武孔学 | Anti-theft lock of container door |
| CN204750540U (en) * | 2015-06-23 | 2015-11-11 | 石家庄安瑞科气体机械有限公司 | Jack catch formula natural gas connects locking device |
| CN105220968A (en) * | 2015-10-10 | 2016-01-06 | 石志刚 | A kind of semi-automatic pneumatic lock and method of work thereof |
| CN207017807U (en) * | 2017-07-26 | 2018-02-16 | 中金医疗（镇江）有限公司 | A kind of steam sterilizer door-plate interlock |
| CN107757651A (en) * | 2017-11-23 | 2018-03-06 | 中车长春轨道客车股份有限公司 | A kind of retaining mechanism for EMU gauge-changeable bogie |
| CN107757652A (en) * | 2017-11-23 | 2018-03-06 | 中车长春轨道客车股份有限公司 | The EMU carrying wheel set axle box device of quasi- broad gage conversion |
| CN208233060U (en) * | 2018-05-11 | 2018-12-14 | 吉林大学 | A kind of pneumatic type locking device suitable for gauge-changeable bogie |
-
2018
- 2018-05-11 CN CN201810446861.0A patent/CN108407841A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2890260Y (en) * | 2005-04-25 | 2007-04-18 | 北京中科信电子装备有限公司 | Pneumatic safety lock |
| CN201288457Y (en) * | 2008-10-24 | 2009-08-12 | 武孔学 | Anti-theft lock of container door |
| CN204750540U (en) * | 2015-06-23 | 2015-11-11 | 石家庄安瑞科气体机械有限公司 | Jack catch formula natural gas connects locking device |
| CN105220968A (en) * | 2015-10-10 | 2016-01-06 | 石志刚 | A kind of semi-automatic pneumatic lock and method of work thereof |
| CN207017807U (en) * | 2017-07-26 | 2018-02-16 | 中金医疗（镇江）有限公司 | A kind of steam sterilizer door-plate interlock |
| CN107757651A (en) * | 2017-11-23 | 2018-03-06 | 中车长春轨道客车股份有限公司 | A kind of retaining mechanism for EMU gauge-changeable bogie |
| CN107757652A (en) * | 2017-11-23 | 2018-03-06 | 中车长春轨道客车股份有限公司 | The EMU carrying wheel set axle box device of quasi- broad gage conversion |
| CN208233060U (en) * | 2018-05-11 | 2018-12-14 | 吉林大学 | A kind of pneumatic type locking device suitable for gauge-changeable bogie |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111137318A (en) * | 2019-11-12 | 2020-05-12 | 中车株洲电力机车有限公司 | Locking device of variable-gauge bogie |
| CN111137318B (en) * | 2019-11-12 | 2024-04-05 | 中车株洲电力机车有限公司 | Locking device of variable-track-gauge bogie |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180817 |