CN208233060U - 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
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- CN208233060U CN208233060U CN201820698546.2U CN201820698546U CN208233060U CN 208233060 U CN208233060 U CN 208233060U CN 201820698546 U CN201820698546 U CN 201820698546U CN 208233060 U CN208233060 U CN 208233060U
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- gauge
- tapered end
- cylinder
- axle
- axle box
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Abstract
The utility model discloses a kind of pneumatic type locking devices suitable for gauge-changeable bogie, it mainly includes upper axle box shell, lower axle tank shell, electronic control cylinder, tapered end, pressure spring and gantry counter-force seat, upper axle box shell and lower axle tank shell are bolted to connection and at the same time being mounted on gauge-changeable bogie, tapered end lower end is connect with electric cylinder, upper top surface is equipped with pressure 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 utility model 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 and locking of wheel during distance between backs of wheel flanges adjustment.
Description
Technical field
The utility model relates to a kind of locking devices, lock more particularly, to a kind of pneumatic type suitable for gauge-changeable bogie
Tight device, for becoming the locking of rail front and back slipping mechanism and truck journal box.
Background technique
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, there are also some countries
Gauge standard is narrow gauge 1000mm, and therefore, rail truck is transported to lead 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 and conventional steering framing wheel are to structure
It compares, needs to increase 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,
Become rail process generally with the speed no more than 15km/h (usual 7km/h) by shorter change rail facility, realizes and become rail, it is entire to become
The time of rail process is very short, thus retaining mechanism unlock and locking action must flexibly quickly；Vehicle is necessary when operating normally
Guarantee the accuracy of locking, cannot vibration because of vehicle or other reasons loosen the wheel of locking and generate it is traversing, with
It causes that safety accident occurs, guarantees 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, and authorized announcement date: on July 10th, 2013, the applying date be
On April 19th, 2013, denomination of invention: the 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, and denomination of invention: one kind is used for
The retaining mechanism of high-speed EMUs gauge-changeable bogie；The invention of the above two retaining mechanism for gauge-changeable bogie all needs
It wants the matched mechanical device in ground to realize unlock and locking, and does not have automation unlock and locking function.
Summary of the invention
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 guarantee 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 utility model provide a kind of convenient and automation locking device.
To solve the above problems, the utility model provides a kind of pneumatic type locking device suitable for gauge-changeable bogie,
It mainly includes upper axle box shell 1, lower axle tank shell 2, electronic control cylinder 3, tapered end 4, pressure spring 5 and gantry counter-force seat 6；Upper axle box shell
Body 1 and lower axle tank shell 2 are bolted to connection and at the same time being mounted on gauge-changeable bogie, and electronic control cylinder 3 passes through spiral shell
Bolt is fixedly mounted on lower axle tank shell 2, and gantry counter-force seat 6 is mounted by means of bolts on axle box shell 1, and 5 liang of pressure spring
End is separately mounted on the spring base of gantry counter-force seat 6 and tapered end 4, and the main function of pressure spring 5 is that lock is pushed down in locked position
First 4 tapered ends of back pressure when preventing tapered end 4 from moving up and latching 4, 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 protruded 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 two structures is welded on the outside of cylinder block 8, will support side arm 9 using bolt
It is fixedly connected on lower axle tank shell 2, guarantees 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 gas source, and passes through the connecting and disconnecting of solenoid valve control itself and gas source by controller, thus realization pair
The control of inlet and outlet in cylinder block 8.
Upper 1 side of axle box shell is provided with the cylinder groove matched with 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
The alignment of column slot, tapered end 4 latch locking.
When gauge-changeable bogie is run under a certain specific gauge, the tapered end 4 of locking device described in the utility model
The electromagnetism of electric cylinder is then controlled when controller recognizes gauge changing trigger signal in locking state under 5 pressure of pressure spring
Valve makes lower 11 air inlet of venthole, and upper vent hole 10 is vented, and pushes push rod 7 to move up, then tapered end 4 overcomes pressure under the action of push rod 7
The pressure of spring 5 moves up, and relieves the connection of wheel axle sleeve sliding block Yu upper axle box shell 1；When moving to complete unlock on tapered end 4
Afterwards, maintain electric cylinder in pressure it is constant, gauge-changeable bogie start convert gauge, wheel axle sleeve sliding block wheel drive under
It can be with transverse shifting, when two wheels reach a certain gauge, wheel axle sleeve sliding block between upper axle box shell 1 and lower axle tank shell 2
On cylinder groove can be aligned with the cylinder groove on upper axle box shell 1；When controller, which recognizes gauge changing, completes signal, control electricity
The solenoid valve of cylinder of taking offence is vented lower venthole 11, and 10 air inlet of upper vent hole, tapered end 4 is under the double action of push rod 7 and pressure spring 5
Latch locking, returns to initial locked position.
Compared with prior art the beneficial effects of the utility model are:
A kind of pneumatic type locking device suitable for gauge-changeable bogie described in the utility model, can turn in gauge
Frame is realized when distance between backs of wheel flanges adjusts and is acted on the unlock and locking of wheel, and realizes automation function, do not need by
Ground machine unlock and locking adapting device, keep gauge changing process more quickly and convenient.
Detailed description of the invention
A kind of Fig. 1 axonometric view of the pneumatic type locking device suitable for gauge-changeable bogie described in the utility model
Figure；
The shaft side projection drawing of Fig. 2 electric cylinder described in the utility model；
The shaft side projection drawing of Fig. 3 upper axle box shell described in the utility model；
The shaft side projection drawing of Fig. 4 tapered end described in the utility model；
A kind of Fig. 5 right view of the pneumatic type locking device suitable for gauge-changeable bogie described in the utility model；
Fig. 6 a kind of locking and unlock of the pneumatic type locking device suitable for gauge-changeable bogie described in the utility model
Schematic diagram.
In figure, axle box shell on 1., 2. lower axle tank shells, 3. electronic control cylinders, 4. tapered ends；5. pressure spring, 6. gantry counter-force seats,
7. push rod, 8. cylinder block, 9. support side arms, 10. upper vent holes, 11. lower ventholes.
Specific embodiment
The utility model is explained in detail with reference to the accompanying drawing:
Refering to fig. 1 and Fig. 4, a kind of pneumatic type locking device suitable for gauge-changeable bogie mainly include
Upper axle box shell 1, lower axle tank shell 2, electronic control cylinder 3, tapered end 4, pressure 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 being mounted 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 pressure spring are installed respectively
On the spring base of gantry counter-force seat 6 and tapered end 4, the main function of pressure 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 protruded into inside cylinder block 8, and the ring flange that a surrounding is provided with bolt hole is welded on lower end head, utilize screw
Ring flange is fixedly connected with tapered end 4, the identical support side arm 9 of two structures is welded on the outside of cylinder block 8, will be supported using bolt
Side arm 9 is fixedly connected on lower axle tank shell 2, guarantees that electric cylinder is fixed straight up；Upper vent hole 10 and lower venthole 11
It is communicated by gas-tpe fitting with vehicle-mounted gas source, and passes through the connecting and disconnecting of solenoid valve control itself and gas source by controller, 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 cylinder groove that is matched with 4 upper cylindrical pin of tapered end and
The boss structure for preventing it from moving down is limited to tapered end 4, 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, lock described in the utility model
The tapered end 4 of tight device is then controlled in locking state when controller recognizes gauge changing trigger signal under 5 pressure of pressure spring
The solenoid valve of electric cylinder makes lower 11 air inlet of venthole, and upper vent hole 10 is vented, and pushes push rod 7 to move up, then tapered end 4 is in push rod 7
Under the action of overcome the pressure of pressure spring 5 to move up, relieve the connection of wheel axle sleeve sliding block Yu upper axle box shell 1；When tapered end 4
On move to completely unlock after, maintain electric cylinder in pressure it is constant, gauge-changeable bogie start convert gauge, wheel axle sleeve sliding block
It can be with transverse shifting, when two wheels reach a certain gauge between upper axle box shell 1 and lower axle tank shell 2 under wheel drive
When, the cylinder groove on wheel axle sleeve sliding block can be aligned with the cylinder groove on upper axle box shell 1；When to recognize gauge changing complete for controller
When at signal, the solenoid valve for controlling electric cylinder is vented lower venthole 11, and 10 air inlet of upper vent hole, tapered end 4 is in push rod 7 and pressure
Latch locking under the double action of spring 5, returns 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 is suitable for gauge changing
The pneumatic type locking device of bogie mainly includes upper axle box shell (1), lower axle tank shell (2), electronic control cylinder (3), tapered end
(4), pressure 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, 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 pressure spring (5) both ends are separately mounted to gantry counter-force seat (6) and lock
Head (4) spring base on, the main function of pressure 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 protruded 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), guarantees that electric cylinder is fixed straight up；Upper vent hole (10)
It is communicated by gas-tpe fitting with vehicle-mounted gas source with lower venthole (11), and its connecing with gas 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 cylinder groove matched with tapered end (4) upper cylindrical pin and limits 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 alignment, tapered end (4) latch locking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820698546.2U CN208233060U (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 |
|---|---|---|---|
| CN201820698546.2U CN208233060U (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 |
|---|---|
| CN208233060U true CN208233060U (en) | 2018-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820698546.2U Expired - Fee Related CN208233060U (en) | 2018-05-11 | 2018-05-11 | A kind of pneumatic type locking device suitable for gauge-changeable bogie |
Country Status (1)
| Country | Link |
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| CN (1) | CN208233060U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108407841A (en) * | 2018-05-11 | 2018-08-17 | 吉林大学 | A kind of pneumatic type locking device suitable for gauge-changeable bogie |
-
2018
- 2018-05-11 CN CN201820698546.2U patent/CN208233060U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108407841A (en) * | 2018-05-11 | 2018-08-17 | 吉林大学 | A kind of pneumatic type locking device suitable for gauge-changeable bogie |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181214 Termination date: 20210511 |