CN2719672Y - Coupler locking device - Google Patents
Coupler locking device Download PDFInfo
- Publication number
- CN2719672Y CN2719672Y CN 200420016565 CN200420016565U CN2719672Y CN 2719672 Y CN2719672 Y CN 2719672Y CN 200420016565 CN200420016565 CN 200420016565 CN 200420016565 U CN200420016565 U CN 200420016565U CN 2719672 Y CN2719672 Y CN 2719672Y
- Authority
- CN
- China
- Prior art keywords
- coupler
- locking
- shank
- lock
- lifter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a railroad car coupler locking device, comprising an upper end configuration looped link, a coupler top lock lifter with a reset fulcrum plate on the side face and a coupler rotor lever hinged in the lower part of the coupler top lock lifter through rivets. The looped link is separated with the coupler top lock lifter. A lock rod is provided below the looped link. The lock rod passes through the coupler top lock lifter. The lower end of the lock rod is matched with the anti-jumping platform on the inner side of the anti-jumping end of the coupler rotor lever. A transverse axial pin arranged on the lock rod is matched with a slotted eye arranged on the coupler top lock lifter. An arc ring groove arranged on the lock rod is matched with a spring ball mechanism arranged on the coupler top lock lifter. The lower surface of the reset fulcrum plate arranged on the side surface of the coupler top lock lifter is arranged to be an arcwall face. The utility model adopts the lock rod matched with the coupler rotor lever anti-jumping platform and the arc faying surface reset fulcrum plate, so the locking device reliability is greatly improved. Accidents resulting from the automatic separation of the car body couplers are effectively prevented. The rail transport safety is ensured.
Description
Technical field
The utility model relates to the connection of rolling stock, is specifically related to the hitch blocking device, is the technological improvement that existing hitch blocking device is done.
Background technology
The hitch blocking device reliably whether, be directly connected to the transportation safety of railway.Existing hitch blocking device is provided with the last lock pin of link and is formed through the coupler rotor lever that rivet is hinged and connected to its underpart by the upper end.At locking states, reset fulcrum plate and the coupler body upper surface of the setting of lock pin upper side cooperates in the utilization, make lock pin be certain offset angle and place on the coupler body, and the anti-jump end that drives the coupler rotor lever be hinged with it enters in the anti-diving tower in hook chamber, realization is to the locking of hitch.But when from the longitudinal impact force of train when big, lock pin can be swung on it, " uprightly " phenomenon occurs, and the anti-jump end face of lock pin and coupler rotor lever has broken away from the anti-diving tower in hook chamber on this moment, the hitch blocking device has lost scurrying control action on the lock iron, might cause train to separate.Along with railway start grow up, the increasing year by year of heavy haul train, improving constantly of running velocity, impact to produce swing and depart from the hitch separation accident automatically that latched position takes place and happen occasionally because of last lock pin is subjected to train, the safe in operation of railway is constituted serious threat.
Summary of the invention
The purpose of this utility model is at the problems referred to above, provides a kind of lock pin that can effectively limit to do the swing that the time spent produces being subjected to impact force of train, thereby improves the hitch blocking device of the safe reliability of blocking device.
The technical scheme that realizes above-mentioned purpose is: a kind of upper end configuration link that includes, the side has the shank and be hinged and connected to the hitch blocking device of the coupler rotor lever of the shank bottom of locking through rivet of locking of the fulcrum plate that resets, the link of its shank upper end of locking is arranged to the branch body structure with the shank of locking, the locking bar that setting is threaded onto in the shank of locking and match with anti-diving tower that the anti-jump end side surface of coupler rotor lever is offered in the lower end below link, being equipped with the pivot pin that crosses locking bar on locking bar matches with the slotted hole that is opened in the shank side of locking, surface at locking bar is provided with arc-shaped ring groove, matches with this annular groove and be equipped with spring top bead mechanism on the shank of locking.
The technical solution of the utility model also comprises: the described lower surface that is disposed at the fulcrum plate that resets of the shank side of locking is arranged to arcwall face.
The locking bar that the utility model cooperates with coupler rotor lever by assembling in the shank of locking, formation lock shank and coupler body outside contact point, locking bar top and the anti-diving tower points of engagement of coupler rotor lever, coupler rotor lever lower end and the triangle distribution force position of locking the iron point of connection, when blocking device is subjected to from the impact force action of train and makes lock pin side-sway trend occur, this force position forms the swing restriction to last lock pin, thereby improves the safe reliability of hitch blocking device.In addition, the utility model will be gone up the lower surface of the fulcrum plate that resets of lock pin side and be changed into the arcwall face that coincide with the coupler body mating surfaces by original plane, can make the fulcrum that resets be set in the far-end of plate body reliably, the swing of lock pin resets component in maxim in the maintenance, and further improves the reliability of hitch blocking device.
Description of drawings
Accompanying drawing is this hitch locking device structure and and coupler body assembling scheme drawing.
The specific embodiment
In conjunction with the accompanying drawings the specific embodiment of the present utility model is described.
Provide as accompanying drawing, this hitch blocking device has the shank 3 of locking that is assemblied on the coupler body 9, and being hinged by rivet 4 in the bottom of the shank of locking is connected to coupler rotor lever 5, and the bottom of its coupler rotor lever is connected with car coupler knuckle lock 10.In the vertical hole of shank 3 of locking, be equipped with the locking bar 2 that the upper end is provided with link 1, be set with horizontal pivot pin 6 on its locking bar.The slotted hole that the two ends of pivot pin 6 place the shank both sides of locking to offer respectively.Match with the anti-diving tower that is arranged on coupler rotor lever 5 anti-jump end inboards in the lower end of locking bar 2.Arc-shaped ring groove on being equipped with spring top bead mechanism 7 and being arranged on locking bar on the shank 3 of locking matches.Its lower surface that is arranged at the fulcrum plate 8 that resets of shank 3 sides of locking is arranged to and the identical arcwall face of coupler body upper surface.
The utility model lifts link 1 by operating control mechanism, drive on the locking bar 2 and move, through cooperating and the effect of the fulcrum plate 8 that resets of pivot pin 6 and slotted hole, drive is locked and is moved and deflection to the inside on the shank 3, make the coupler rotor lever deflection to the inside that is hinged by rivet 4, the control that breaks away from the hitch jump preventing face, and drive on the lock iron when on continuing, carrying and move, the operation of hitch latch-release finished.
When the utility model is in the lock state, the lock lower surface of the fulcrum plate 8 that resets of lock body and the upper surface of coupler body 9 coincide, the cross component of its generation makes the shank of locking remain on bias state, and enter in the anti-diving tower in hook chamber by the anti-jump end that rivet 4 drives coupler rotor levers, lockout mechanism is in the lock state.The lower end of this hour locking lever 2 places on the anti-diving tower of the anti-jump end of coupler rotor lever inboard, and the upper-lower position to locking bar that cooperates through being assemblied in the arc-shaped ring groove on spring top bead mechanism and the locking bar on the shank of locking limits.When lockout mechanism is subjected to doing the time spent from the longitudinal impact force of train, by shank 3 inboard and coupler body 9 contact points, locking bar 2 lower ends and the coupler rotor lever 5 anti-diving tower contact points of locking, and the force position of the triangle distribution of coupler rotor lever 5 bottoms and the formation of lock iron 10 point of connection, the component of shank 3 deflection to the inside that prevents to lock can effectively be provided, this application force cooperates with the application force that the fulcrum plate that resets provides, can avoid each parts of lockout mechanism to depart from latched position effectively, thereby make blocking device reliable the locked secure of hitch.
The utility model in the specific implementation, the chute end face in the shank that should guarantee to lock and the relative distance of the anti-jump end face of coupler rotor lever avoid occurring friction in the process of relative motion, to guarantee to lock mobile flexible when resetting of shank and coupler rotor lever.
Claims (2)
1, a kind of hitch blocking device, include upper end configuration link (1), the side has the shank of locking (3) of the fulcrum plate that resets (8) and is hinged and connected to the coupler rotor lever (5) of the shank bottom of locking through rivet (4), it is characterized in that: described link (1) is arranged to the branch body structure with the shank (3) of locking, below link (1), be provided with and be threaded onto in the shank of locking and the locking bar (2) that matches with anti-diving tower that the anti-jump end of coupler rotor lever (5) inboard is offered in the lower end, being equipped with the pivot pin (6) that crosses locking bar on locking bar (2) matches with the slotted hole that is opened in the shank side of locking, surface at locking bar (2) is provided with arc-shaped ring groove, matches with this annular groove and be equipped with spring top bead mechanism (7) on lock pin body (3).
2, hitch blocking device according to claim 1 is characterized in that: the described lower surface that is disposed at the fulcrum plate that resets (8) of the shank of locking (3) side is arranged to arcwall face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420016565 CN2719672Y (en) | 2004-07-08 | 2004-07-08 | Coupler locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420016565 CN2719672Y (en) | 2004-07-08 | 2004-07-08 | Coupler locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2719672Y true CN2719672Y (en) | 2005-08-24 |
Family
ID=35008635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420016565 Expired - Fee Related CN2719672Y (en) | 2004-07-08 | 2004-07-08 | Coupler locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2719672Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101962024A (en) * | 2010-10-20 | 2011-02-02 | 南车眉山车辆有限公司 | Vehicle coupler capable of preventing automatic locking |
| CN102445337A (en) * | 2011-11-14 | 2012-05-09 | 济南铁路科技开发中心 | Tri-state check meter of coupler |
-
2004
- 2004-07-08 CN CN 200420016565 patent/CN2719672Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101962024A (en) * | 2010-10-20 | 2011-02-02 | 南车眉山车辆有限公司 | Vehicle coupler capable of preventing automatic locking |
| CN101962024B (en) * | 2010-10-20 | 2012-10-03 | 南车眉山车辆有限公司 | Vehicle coupler capable of preventing automatic locking |
| CN102445337A (en) * | 2011-11-14 | 2012-05-09 | 济南铁路科技开发中心 | Tri-state check meter of coupler |
| CN102445337B (en) * | 2011-11-14 | 2013-09-11 | 济南铁路科技开发中心 | Tri-state check meter of coupler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |