CN208233058U - A kind of locking device suitable for gauge-changeable bogie - Google Patents
A kind of locking device suitable for gauge-changeable bogie Download PDFInfo
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- CN208233058U CN208233058U CN201820698584.8U CN201820698584U CN208233058U CN 208233058 U CN208233058 U CN 208233058U CN 201820698584 U CN201820698584 U CN 201820698584U CN 208233058 U CN208233058 U CN 208233058U
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- locking
- lock lever
- check lock
- gauge
- locked groove
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Abstract
The utility model discloses a kind of locking devices suitable for gauge-changeable bogie, it mainly includes check lock lever, tooth fan, connecting rod, idler wheel, node axis, torsional spring and locked groove, tooth fan middle part is fixedly connected with connecting rod, tooth fans one end and node axis connection, and it can be rotated around node axis, the tooth fan other end and check lock lever lower part pass through gear teeth meshing, locked groove and node axis are respectively and fixedly installed on axle box outer housing, two torsional springs are separately mounted to the two sides of node axis, play the role of positioning to entire locking device, check lock lever upper end and locked groove are cooperatively connected, realize the locking of axle box and wheel axle sleeve sliding block, the slide device that the present apparatus is fixedly connected by locking rod locking with axle box, realize that gauge-changeable bogie acts on the unlock and locking of wheel during distance between backs of wheel flanges adjusts.
Description
Technical field
The utility model relates to a kind of retaining mechanisms, fill more particularly, to a kind of locking suitable for gauge-changeable bogie
It sets, for becoming the locking of rail front and back slipping mechanism and bogie axle case apparatus.
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 the unlock and running locking realized before wheelslip
It is fixed, it is to directly affect the critical component that can smoothly realize distance between backs of wheel flanges variation and ensure train operating safety, locking dress
The unlock set and locking action need to be automatically performed in the case where ground unlocks locking beam action；Become rail process generally to be not more than
The speed of 15km/h (usual 7km/h) realizes change rail by shorter change rail facility, and the entire time for becoming rail process is very short, because
The unlock of this retaining mechanism and locking action must flexibly quickly；Vehicle must assure that the accuracy of locking when operating normally, no
Can because vehicle vibration or other reasons make locking wheel loosen and generate it is traversing so that occur safety accident, guarantee
Retaining mechanism accuracy makes sure that wheel is locked in a certain suitable gauge position, otherwise, gauge changing is not only not achieved
Purpose, it is also possible to safety accident occur.
Chinese patent Authorization Notice No. is CN107757651A；Authorized announcement date: on March 6th, 2018；The applying date is 2017
On November 23, in；A kind of denomination of invention: retaining mechanism for high-speed EMUs gauge-changeable bogie；The invention also provides one
The retaining mechanism of kind of gauge-changeable bogie, but the check lock lever in the invention had in the link motion with working arm it is certain
Lateral displacement, there are movement deads, are easy to appear stuck phenomenon, there is very big security risk.
Summary of the invention
In order to realize gauge-changeable bogie during distance between backs of wheel flanges adjustment to the unlock of wheel and locking purpose, unlock
Afterwards guarantee distance between backs of wheel flanges energy freedom and flexibility adjustment, ensure after locking train retaining rail away from track on be safely operated, and
And movement dead problem is avoided, the utility model provides a kind of more safe and reliable locking device.
To solve the above problems, this law provides a kind of locking device suitable for gauge-changeable bogie, it is characterized in that described
A kind of locking device suitable for gauge-changeable bogie, mainly include check lock lever 1, tooth fan 2, connecting rod 3, idler wheel 5, node axis
4, torsional spring 6 and locked groove 7,2 middle part of tooth fan are fixedly connected with connecting rod 3, and tooth is fanned 2 one end and connect with node axis 4, and can be around node axis
4 rotations, tooth fan 2 other ends and 1 lower part of check lock lever by gear teeth meshing, and locked groove 7 and node axis 4 are respectively and fixedly installed to outside axle box
On shell, two torsional springs 6 are separately mounted to the two sides of node axis 4, play the role of positioning and constraint to entire locking device, lock
Tight 1 upper end of bar and locked groove 7 are cooperatively connected, and realize the locking of axle box and wheel axle sleeve sliding block.
1 upper end of check lock lever is straight pin, and straight pin, which is inserted into locked groove 7, realizes axle box and wheel axle sleeve sliding block
Locking, and can vertically be moved up and down in locked groove hole, rack structure is processed into 1 lower end of check lock lever, mutually with tooth fan 2
Engagement；The tooth fan 2 is intermeshed with check lock lever 1 by rack gear, and another 2 middle part of tooth fan opens up square hole, convenient solid with connecting rod 3
Fixed connection.
Round hole and mating groove are opened up inside the locked groove 7, plays the role of support and positioning to check lock lever 1, makes to lock
Tight bar 1 can be moved up and down along locked groove 7.
The idler wheel 5 is mounted on connecting rod 3, can be rotated around connecting rod 3, and effect is in reduction and ground corollary apparatus
Unlock locking beam between friction, idler wheel 5 in bogie forward travel, not only can along unlock locking beam roll move ahead,
It can also be moved up and down in the case where unlocking locking beam action, while drive entire tooth fan 2 to rotate around node axis 4, and then realization device
Unlock and locking effect.
The utility model is placed in the locked groove 7 on axle box by the straight pin on check lock lever 1, is made entirely solid with axle box
Surely the slide device connected is locked；When vehicle passes through ground rail changing device, the idler wheel 5 of locking device is in ground rail changing device
It under middle unlock locking beam action, is gradually lifted, is rotated counterclockwise by connecting rod 3 with movable tooth fan 2, check lock lever 1 is elevated, lock
The straight pin of tight 1 upper end of bar is detached from locked groove 7, unlocks axle box and wheel axle sleeve sliding block, slide device can realize it is free to slide,
Slide device after unlock is in the case where unlocking locking beam action, and sliding reaches new gauge position, when distance between backs of wheel flanges has adjusted
Bi Hou, idler wheel 5 start gradually to be forced down to initial position, straight pin are made to be embedded in locked groove 7 again in the case where unlocking locking beam action
It is interior, slide device is locked, fixed distance between backs of wheel flanges realizes gauge-changeable bogie during distance between backs of wheel flanges adjusts to wheel
Unlock and locking effect.
Compared with prior art the beneficial effects of the utility model are:
A kind of locking device suitable for gauge-changeable bogie described in the utility model, can take turns in gauge bogie
It realizes that unlock and locking to wheel act on when to inside away from adjustment, and when carrying out locking and unlocking movement, is not in
The problems such as movement dead and hard friction, greatly increases the security reliability of gauge-changeable bogie.
Detailed description of the invention
A kind of Fig. 1 locking device shaft side projection drawing suitable for gauge-changeable bogie described in the utility model；
A kind of Fig. 2 composed structure exploded view of the locking device suitable for gauge-changeable bogie described in the utility model；
A kind of Fig. 37 structure axonometric drawing of locked groove of the locking device suitable for gauge-changeable bogie described in the utility model；
A kind of Fig. 4 motion principle figure of the locking device suitable for gauge-changeable bogie described in the utility model.
In figure, 1. check lock levers, 2. teeth are fanned, 3. connecting rods, 4. node axis, 5. idler wheels, 6. torsional springs and 7. locked grooves.
Specific embodiment
The utility model is explained in detail with reference to the accompanying drawing:
Refering to fig. 1, Fig. 2 and Fig. 3, a kind of locking device suitable for gauge-changeable bogie mainly include lock
Tight bar 1, tooth fan 2, connecting rod 3, idler wheel 5, node axis 4, torsional spring 6 and locked groove 7,2 middle part of tooth fan are fixedly connected with connecting rod 3, tooth fan 2 one
End is connect with node axis 4, and can be rotated around node axis 4, and tooth fans 2 other ends and 1 lower part of check lock lever and passes through gear teeth meshing, locked groove
7 and node axis 4 be respectively and fixedly installed on axle box outer housing, two torsional springs 6 are separately mounted to the two sides of node axis 4, to entire
Locking device plays the role of positioning and constraint, and 1 upper end of check lock lever and locked groove 7 are cooperatively connected, and realizes axle box and wheel axle sleeve
The locking of sliding block；1 upper end of check lock lever is straight pin, and straight pin, which is inserted into locked groove 7, realizes that axle box and wheel axle sleeve are sliding
The locking of block, and can vertically be moved up and down in locked groove hole, rack structure is processed into 1 lower end of check lock lever, with tooth fan 2
Intermeshing；The tooth is fanned 2 and is intermeshed with check lock lever 1 by rack gear, and another 2 middle part of tooth fan opens up square hole, conveniently and even
Bar 3 is fixedly connected；Round hole and mating groove are opened up inside the locked groove 7, plays the role of support and positioning to check lock lever 1,
Move up and down check lock lever 1 along locked groove 7；The idler wheel 5 is mounted on connecting rod 3, can be rotated around connecting rod 3, is made
With being friction between unlock locking beam in reduction and ground corollary apparatus, idler wheel 5 not only can in bogie forward travel
It rolls and moves ahead along unlock locking beam, can also be moved up and down in the case where unlocking locking beam action, while driving entire tooth fan 2 around section
Point axis 4 rotates, and then unlock and the locking effect of realization device.
It refering to Fig. 4, is placed in the locked groove 7 on axle box by the straight pin on check lock lever 1, makes entirely to fix with axle box
The slide device of connection is locked；When vehicle passes through ground rail changing device, the idler wheel 5 of locking device is in the rail changing device of ground
It unlocks under locking beam action, is gradually lifted, rotated counterclockwise by connecting rod 3 with movable tooth fan 2, check lock lever 1 is elevated, locking
The straight pin of 1 upper end of bar is detached from locked groove 7, unlocks axle box and wheel axle sleeve sliding block, and slide device can realize free to slide, solution
For slide device after lock in the case where unlocking locking beam action, sliding reaches new gauge position, when distance between backs of wheel flanges adjustment finishes
Afterwards, idler wheel 5 starts gradually to be forced down to initial position, straight pin is made to be embedded in locked groove 7 again in the case where unlocking locking beam action
It is interior, slide device is locked, fixed distance between backs of wheel flanges realizes gauge-changeable bogie during distance between backs of wheel flanges adjusts to wheel
Unlock and locking effect.
Claims (3)
1. a kind of locking device suitable for gauge-changeable bogie, it is characterised in that described one kind is suitable for gauge-changeable bogie
Locking device, mainly include check lock lever (1), tooth fan (2), connecting rod (3), idler wheel (5), node axis (4), torsional spring (6) and lock
Slot (7), tooth fan (2) middle part are fixedly connected with connecting rod (3), and tooth fan (2) one end is connect with node axis (4), and can be around node axis
(4) it rotates, tooth fans (2) other end and check lock lever (1) lower part and fixes peace respectively by gear teeth meshing, locked groove (7) and node axis (4)
On axle box outer housing, two torsional springs (6) are separately mounted to the two sides of node axis (4), play positioning to entire locking device
With the effect of constraint, check lock lever (1) upper end and locked groove (7) are cooperatively connected, and realize the locking of axle box and wheel axle sleeve sliding block；
Check lock lever (1) upper end is straight pin, and straight pin, which is inserted into locked groove (7), realizes axle box and wheel axle sleeve sliding block
Locking, and can vertically be moved up and down in locked groove hole, rack structure is processed into check lock lever (1) lower end, fans (2) with tooth
Intermeshing；The tooth fan (2) and check lock lever (1) is intermeshed by rack gear, opens up square hole in the middle part of another tooth fan (2), side
Just it is fixedly connected with connecting rod (3).
2. a kind of locking device suitable for gauge-changeable bogie according to claim 1, it is characterised in that in locked groove (7)
Portion opens up round hole and mating groove, plays the role of support and positioning to check lock lever (1), makes check lock lever (1) can be along locked groove
(7) it moves up and down.
3. a kind of locking device suitable for gauge-changeable bogie according to claim 1, it is characterised in that idler wheel (5) peace
It on connecting rod (3), can be rotated around connecting rod (3), effect is between the unlock locking beam in reduction and ground corollary apparatus
Friction, idler wheel (5) in bogie forward travel, not only can along unlock locking beam roll move ahead, can also unlock locking
It is moved up and down under the drive of beam, while driving entire tooth fan (2) to rotate around node axis (4), and then unlock and the lock of realization device
Tight effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820698584.8U CN208233058U (en) | 2018-05-11 | 2018-05-11 | A kind of locking device suitable for gauge-changeable bogie |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820698584.8U CN208233058U (en) | 2018-05-11 | 2018-05-11 | A kind of locking device suitable for gauge-changeable bogie |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208233058U true CN208233058U (en) | 2018-12-14 |
Family
ID=64582860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820698584.8U Expired - Fee Related CN208233058U (en) | 2018-05-11 | 2018-05-11 | A kind of locking device suitable for gauge-changeable bogie |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208233058U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108423026A (en) * | 2018-05-11 | 2018-08-21 | 吉林大学 | A kind of locking device suitable for gauge-changeable bogie |
-
2018
- 2018-05-11 CN CN201820698584.8U patent/CN208233058U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108423026A (en) * | 2018-05-11 | 2018-08-21 | 吉林大学 | A kind of locking device suitable for gauge-changeable bogie |
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| Date | Code | Title | Description |
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| 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 |