CN102899973A - Turnout fall-preventing coupler locking device for movable separating switch rail - Google Patents
Turnout fall-preventing coupler locking device for movable separating switch rail Download PDFInfo
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- CN102899973A CN102899973A CN2012104033876A CN201210403387A CN102899973A CN 102899973 A CN102899973 A CN 102899973A CN 2012104033876 A CN2012104033876 A CN 2012104033876A CN 201210403387 A CN201210403387 A CN 201210403387A CN 102899973 A CN102899973 A CN 102899973A
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- hook
- movable
- movable hook
- screw rod
- tongue
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Abstract
The invention discloses a turnout coupler locking device for a separating switch rail and a stock rail and provides a turnout fall-preventing coupler locking device for a movable separating switch rail for solving the problem that the coupler locking device falls off because the shock generated by the running of a train after the switch rail is away from the stock rail cannot be prevented by a traditional coupler locking device. The turnout coupler locking device comprises a screw, a fixing coupler and two movable couplers, wherein the fixing coupler is connected to one end part of the screw; the movable couplers are sleeved on the screw; the first movable coupler is close to the fixing coupler; a hook of the first movable coupler is arranged opposite to a hook of the fixing coupler; a hook of the second movable coupler is arranged opposite to a hook of the first movable coupler; and the two movable couplers are respectively clamped on the stock rail and are equipped with locking mechanisms. According to the turnout coupler locking device, the phenomenon that the turnout coupler locking device falls off due to the shock generated by the running of the train after the switch rail is away from the stock rail can be effectively prevented; and the turnout coupler locking device has the characteristics of simple and reasonable structure, convenience in use and favorable stability.
Description
Technical field
The present invention relates to the rail point lock, be applicable to scold the switch locking from tongue and stock rail to fix, relate in particular to and a kind ofly movablely scold from tongue with track switch slip-off preventing hook lock device.
Background technology
Point lock is with manual method, and switch closure tongue (movable point frogs) and stock rail (wing rail) are tightened together, and will scold from tongue to be fixed on a certain position, with the locking route, prevents a kind of device of artificial or wrong actuating track switch.
It is applicable to railway terminal railway and industrial siding simple turnout, double slip swich, AT track turnout, acclerating road switch, movable head track switch.Without on the chain circuit or during chain automatic device inspecting state train reception and departure, protective turnout on the relevant facing point on the route and the adjacent line is locked, to guarantee train traffic safety AT STATION.In the time of can also being used for cleaning track switch, withstanding switch blade and can prevent personal injury.
Tradition track switch latch hook device is comprised of stay hook, screw rod, spanner.The hook seat is stuck in and scolds from the tongue bottom during use, and leading screw withstands on rail wing place, and the tighten the screws locking is scolded from tongue.The issue table of its existence is present: one, because the generation that the safety that the strenuous vibration that adopts this structure that rail vehicle is produced through herein the time can make lead screw naturally become flexible can not guarantee train route causes the accident; Two, easily lose without anti-theft device; Three, because the less stable of latch hook device own, in actual use train by the time vibrations that produce make the latch hook device loosening easily, can not guarantee the safety of train reception and departure route; Four, hand must be stretched into when mounted and operate in the middle of tongue and the stock rail, in case mistake behaviour occurs, operator's hand causes to squeeze hinders, and consequence is hardly imaginable.
For the problems referred to above, application number is 200720079169.6, notice of authorization number for the patent disclosure of CN 201026892 Y a kind ofly movablely scold from the tongue point lock, the nut that this point lock comprises stay hook, the screw rod that is connected with stay hook, be enclosed within movable hook on the screw rod, cooperate with screw flight between stay hook and movable hook, be provided with vertical draw-in groove at screw rod, be provided with the bayonet lock that cooperates with draw-in groove in the movable hook, movable hook cooperates with the screw rod longitudinal translation through bayonet lock, draw-in groove; Be provided with a snap ring that is enclosed within on the screw rod between nut and the movable hook, be provided with lock core on the movable hook, lock core cooperates with the blocking of snap ring side periphery.
But, the situation that exists tongue to move towards the direction away from stock rail, if mobile distance is excessive, hook lock device falls down, and does not have the effect of protection train running safety; Prevent that hook lock device from coming off if increase in addition by a covering device, can have the increase workload, the high in cost of production drawback.
Summary of the invention
The present invention is directed to the problem that existing hook lock device exists, movablely scold from tongue with track switch slip-off preventing hook lock device and provide a kind of, can effectively prevent the phenomenon that comes off because of hook lock device that tongue causes away from stock rail having characteristics simple in structure, easy to use.
The present invention addresses the above problem the technical scheme that adopts to be:
A kind ofly movablely scold from tongue with track switch slip-off preventing hook lock device, comprise screw rod, be connected to screw rod one end stay hook, be enclosed within the movable hook on the screw rod, it is characterized in that: movable hook has two, the first movable hook is near stay hook, its grab is towards oppositely arranging with the stay hook grab, and it is inboard to be stuck in stock rail and tongue; The grab of the second movable hook and the first movable hook grab oppositely arrange, and stock rail is stuck between two grabs; Described two movable hooks all are equipped with locking mechanism.
Further, described locking mechanism comprises nut, is enclosed within snap ring, the spring washer on the screw rod and is provided in lock core on the movable hook; Described nut sleeve cooperates on screw rod and with screw flight.
Further, described snap ring is located between nut and the movable hook and with nut and is fixedly connected with, and radially is provided with the lockhole of the lock pin coupling of a plurality of and lock core on the described snap ring circumference.
Further, described spring washer is enclosed within on the screw rod, and is arranged between snap ring and the movable hook.
Further, described lock core comprises lockpin sleeve and is positioned at the lock pin of lockpin sleeve that described lock core arranges along the snap ring radial direction.
Further, described locking mechanism comprises nut, lock collar, spring washer and is configured in keyhole on the movable hook; Described nut sleeve cooperates on screw rod and with screw flight; Described spring washer is located between lock collar and the movable hook.
Further, described lock collar is located between nut and the movable hook and with nut and is fixedly connected with, and described lock collar is provided with the lockhole of a plurality of axial directions, and described lockhole cooperates with keyhole.
Further, described keyhole be located on the movable hook or be located at otic placode that movable hook is connected on.
Further, described otic placode is connected with movable hook by welding, riveted joint or bolt.
Further, described stay hook and screw rod are flexibly connected or are connected to one.
Preferably, described screw rod is made as handle with respect to the stay hook end side.
Compared with prior art, the present invention has following beneficial effect:
One, the present invention is provided with stay hook and two movable hooks, and stay hook and a movable hook are stuck in stock rail and tongue is inboard; Two movable hooks can prevent that tongue from moving towards stock rail in the middle of with grab tongue being stuck in, and can prevent that again tongue from moving away from stock rail, have effectively guaranteed the safety of train.
Two, the present invention adds a movable hook on original basis, rather than increases in addition other device, has simple and reasonable, easy to use characteristics.
Three, the spring washer that arranges of the present invention has with low costly, easy for installation, can play locking effect simultaneously, so that the present invention is difficult for is loosening, and good stability.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention one.
Fig. 2 is the front view of the embodiment of the invention one.
Mark among the figure: 1 is handle, and 2 is screw rod, and 3 is nut, and 4 is lock collar, and 5 is otic placode, and 6 is the second movable hook, and 7 is the first movable hook, and 8 is snap ring, and 9 is stay hook, and 10 is lockpin sleeve, and 11 is lock pin, and 12 is lockhole, and 13 is spring washer.
The specific embodiment
The invention will be further described below in conjunction with the drawings and the specific embodiments.
The invention provides and a kind ofly scold from tongue with track switch slip-off preventing hook lock device be used to scolding from fixing movable of the switch locking of tongue and movable point frogs, can effectively prevent the problem that comes off because of hook lock device that tongue causes away from stock rail.The present invention includes screw rod 2, be connected to screw rod one end stay hook 9, be enclosed within the first movable hook 7 and the second movable hook 6 on the screw rod, the first movable hook 7 is near stay hook 9, the first movable hook 7 grabs are towards oppositely arranging with stay hook 9 grabs, and it is inboard to be stuck in stock rail and tongue; The grab of the second movable hook 6 and the first movable hook 7 grabs oppositely arrange, and stock rail is stuck between two grabs; Two movable hooks all are equipped with locking mechanism.
Embodiment one
As shown in Figure 1, a kind of embodiment of the present invention, comprise screw rod 2, be connected to screw rod one end stay hook 9, be enclosed within the first movable hook 7 and the second movable hook 6 on the screw rod, the first movable hook 7 is near stay hook 9, the first movable hook 7 grabs are towards oppositely arranging with stay hook 9 grabs, and it is inboard to be stuck in stock rail and tongue; The grab of the second movable hook 6 and the first movable hook 7 grabs oppositely arrange, and stock rail is stuck between the two movable hook grabs; Two movable hooks all are equipped with locking mechanism.
Wherein, the locking mechanism of the first movable hook 7 comprises nut 3, is enclosed within snap ring 8, the spring washer 13 on the screw rod 2 and is provided in the lock core of the first movable hook 7.Nut 3 be enclosed within on the screw rod 2 and with screw rod 2 threaded engagement; Snap ring 8 is located between nut 3 and the first movable hook 7 and with nut 3 and is fixedly connected with, and radially is provided with lockholes 12 a plurality of and lock pin 11 couplings on snap ring 8 circumference; Spring washer 13 is enclosed within on the screw rod 2, and is arranged between snap ring 8 and the first movable hook 7; Lock core comprises lockpin sleeve 10 and is positioned at the lock pin 11 of lockpin sleeve 10 that lock core arranges along the snap ring radial direction.
The locking mechanism of the second movable hook 6 comprises nut 3, lock collar 4, spring washer 13 and is configured on the second movable hook 6 keyhole.Nut 3 be enclosed within on the screw rod 2 and with screw rod 2 threaded engagement; Spring washer 13 is located between lock collar 4 and the second movable hook 6; Lock collar 4 is located between nut 3 and the second movable hook 6 and with nut 3 and is fixedly connected with, and lock collar 4 is provided with the lockhole 12 of a plurality of axial directions, and lockhole 12 cooperates with keyhole, keyhole be located on the movable hook or be located at otic placode that movable hook is connected on; Otic placode is connected with movable hook by welding, riveted joint or bolt.
Stay hook 9 is flexibly connected by screw thread with screw rod 2; Screw rod 2 is made as handle 1 with respect to stay hook 9 end side.
Embodiment two
The present invention includes screw rod 2, be connected to screw rod one end stay hook 9, be enclosed within the first movable hook 7 and the second movable hook 6 on the screw rod, the first movable hook 7 is near stay hook 9, the first movable hook 7 grabs are towards oppositely arranging with stay hook 9 grabs, and it is inboard to be stuck in stock rail and tongue; The grab of the second movable hook 6 and the first movable hook 7 grabs oppositely arrange, and stock rail is stuck between two grabs; Two movable hooks all are equipped with locking mechanism.
The locking mechanism that the first movable hook 7 and the second movable hook 6 set comprises nut 3, be enclosed within snap ring 8, the spring washer 13 on the screw rod 2 and be provided in lock core on the movable hook.Nut 3 be enclosed within on the screw rod 2 and with screw rod 2 threaded engagement; Snap ring 8 is located between nut 3 and the movable hook and with nut 3 and is fixedly connected with, and radially is provided with lockholes 12 a plurality of and lock pin 11 couplings on snap ring 8 circumference; Spring washer 13 is enclosed within on the screw rod 2, and is arranged between snap ring 8 and the movable hook; Lock core comprises lockpin sleeve 10 and is positioned at the lock pin 11 of lockpin sleeve 10 that lock core arranges along the snap ring radial direction.
Stay hook 9 is flexibly connected by screw thread with screw rod 2; Screw rod 2 is made as handle 1 with respect to stay hook 9 end side.
Embodiment three
The present invention includes screw rod 2, be connected to screw rod one end stay hook 9, be enclosed within the first movable hook 7 and the second movable hook 6 on the screw rod, the first movable hook 7 is near stay hook 9, the first movable hook 7 grabs are towards oppositely arranging with stay hook 9 grabs, and it is inboard to be stuck in stock rail and tongue; The grab of the second movable hook 6 and the first movable hook 7 grabs oppositely arrange, and stock rail is stuck between two grabs; Two movable hooks all are equipped with locking mechanism.
The locking mechanism of the first movable hook 7 and the second movable hook 6 comprises nut 3, lock collar 4, spring washer 13 and is configured in keyhole on the movable hook.Nut 3 be enclosed within on the screw rod 2 and with screw rod 2 threaded engagement; Spring washer 13 is located between lock collar 4 and the movable hook; Lock collar 4 is located between nut 3 and the movable hook and with nut 3 and is fixedly connected with, and lock collar 4 is provided with the lockhole 12 of a plurality of axial directions, and lockhole 12 cooperates with keyhole, keyhole be located on the movable hook or be located at otic placode that movable hook is connected on; Otic placode is connected with movable hook by welding, riveted joint or bolt.
Stay hook 9 is flexibly connected by screw thread with screw rod 2; Screw rod 2 is made as handle 1 with respect to stay hook 9 end side.
Embodiment four
The present invention includes screw rod 2, be connected to screw rod one end stay hook 9, be enclosed within the first movable hook 7 and the second movable hook 6 on the screw rod, the first movable hook 7 is near stay hook 9, the first movable hook 7 grabs are towards oppositely arranging with stay hook 9 grabs, and it is inboard to be stuck in stock rail and tongue; The grab of the second movable hook 6 and the first movable hook 7 grabs oppositely arrange, and stock rail is stuck between the grab; Two movable hooks all are equipped with locking mechanism.
Wherein, the locking mechanism of the first movable hook 7 comprises nut 3, lock collar 4, spring washer 13 and is configured on the first movable hook 7 keyhole.Nut 3 be enclosed within on the screw rod 2 and with screw rod 2 threaded engagement; Spring washer 13 is located between lock collar 4 and the first movable hook 7; Lock collar 4 is located between nut 3 and the first movable hook 7 and with nut 3 and is fixedly connected with, and lock collar 4 is provided with the lockhole 12 of a plurality of axial directions, and lockhole 12 cooperates with keyhole, keyhole be located on the movable hook or be located at otic placode that movable hook is connected on; Otic placode is connected with movable hook by welding, riveted joint or bolt.
The locking mechanism of the second movable hook 6 comprises nut 3, be enclosed within snap ring 8, the spring washer 13 on the screw rod 2 and be provided in the lock core of the second movable hook 6.Nut 3 be enclosed within on the screw rod 2 and with screw rod 2 threaded engagement; Snap ring 8 is located between nut 3 and the second movable hook 6 and with nut 3 and is fixedly connected with, and radially is provided with lockholes 12 a plurality of and lock pin 11 couplings on snap ring 8 circumference; Spring washer 13 is enclosed within on the screw rod 2, and is arranged between snap ring 8 and the second movable hook 6; Lock core comprises lockpin sleeve 10 and is positioned at the lock pin 11 of lockpin sleeve 10 that lock core arranges along the snap ring radial direction.
Stay hook 9 is flexibly connected by screw thread with screw rod 2; Screw rod 2 is made as handle 1 with respect to stay hook 9 end side.
Using method of the present invention is:
Hook lock device is passed from the stock rail bottom, the first movable hook 7 and stay hook 9 are stuck in stock rail and tongue inboard; The first movable hook 7 and the second movable hook 6 are stuck in stock rail between two grabs fastening nut 3; The locking mechanism that locks two movable hooks is namely finished and is locked.Open the locking mechanism of two movable hooks during release, unclamp nut 3 and can take off the withdrawal hook lock device.
Claims (10)
1. movablely scold from tongue with track switch slip-off preventing hook lock device for one kind, comprise screw rod, be connected to screw rod one end stay hook, be enclosed within the movable hook on the screw rod, it is characterized in that: movable hook has two, and the first movable hook is near stay hook, and its grab is towards oppositely arranging with the stay hook grab; The grab of the second movable hook and the first movable hook grab oppositely arrange; Described two movable hooks all are equipped with locking mechanism.
2. according to claim 1ly movablely scold from tongue with track switch slip-off preventing hook lock device, it is characterized in that: described locking mechanism comprises nut, be enclosed within snap ring, the spring washer on the screw rod and be provided in lock core on the movable hook; Described nut sleeve cooperates on screw rod and with screw flight.
3. according to claim 2ly movablely scold from tongue with track switch slip-off preventing hook lock device, it is characterized in that: described snap ring is located between nut and the movable hook and with nut and is fixedly connected with, and radially is provided with the lockhole of the lock pin coupling of a plurality of and lock core on the described snap ring circumference.
4. according to claim 2ly movablely scold from tongue with track switch slip-off preventing hook lock device, it is characterized in that: described spring washer is enclosed within on the screw rod, and is arranged between snap ring and the movable hook.
5. according to claim 2ly movablely scold from tongue with track switch slip-off preventing hook lock device, it is characterized in that: described lock core comprises lockpin sleeve and is positioned at the lock pin of lockpin sleeve that described lock core arranges along the snap ring radial direction.
6. according to claim 1ly movablely scold from tongue with track switch slip-off preventing hook lock device, it is characterized in that: described locking mechanism comprises nut, lock collar, spring washer and is configured in keyhole on the movable hook; Described nut sleeve cooperates on screw rod and with screw flight; Described spring washer is located between lock collar and the movable hook.
7. according to claim 6ly movablely scold from tongue with track switch slip-off preventing hook lock device, it is characterized in that: described lock collar is located between nut and the movable hook and with nut and is fixedly connected with, described lock collar is provided with the lockhole of a plurality of axial directions, and described lockhole cooperates with keyhole.
8. according to claim 6ly movablely scold from tongue with track switch slip-off preventing hook lock device, it is characterized in that: described keyhole be located on the movable hook or be located at otic placode that movable hook is connected on.
9. according to claim 8ly movablely scold from tongue with track switch slip-off preventing hook lock device, it is characterized in that: described otic placode is connected with movable hook by welding, riveted joint or bolt.
10. according to claim 1ly movablely scold from tongue with track switch slip-off preventing hook lock device, it is characterized in that: described screw rod is made as handle with respect to the stay hook end side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210403387.6A CN102899973B (en) | 2012-10-22 | 2012-10-22 | Movablely to scold from tongue track switch slip-off preventing hook lock device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210403387.6A CN102899973B (en) | 2012-10-22 | 2012-10-22 | Movablely to scold from tongue track switch slip-off preventing hook lock device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102899973A true CN102899973A (en) | 2013-01-30 |
| CN102899973B CN102899973B (en) | 2015-08-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210403387.6A Active CN102899973B (en) | 2012-10-22 | 2012-10-22 | Movablely to scold from tongue track switch slip-off preventing hook lock device |
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| Country | Link |
|---|---|
| CN (1) | CN102899973B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106087606A (en) * | 2016-07-27 | 2016-11-09 | 南京铁道职业技术学院 | Track switch repel away from hook lock device dual-purpose with locking |
| CN110438848A (en) * | 2019-08-16 | 2019-11-12 | 攀钢集团矿业有限公司 | Electric railway track switch overhauls hook card device |
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| CA2487669A1 (en) * | 2003-11-19 | 2005-05-19 | General Electric Company | Machine for railway switching |
| CN2712753Y (en) * | 2004-06-02 | 2005-07-27 | 刘春雷 | Interlocking type coupler knuckle lock device |
| CN2937224Y (en) * | 2006-08-01 | 2007-08-22 | 戴树行 | Railway switch coupler lock with double-fastening sub-lock |
| CN201026892Y (en) * | 2007-04-17 | 2008-02-27 | 张合连 | Mobile railroad switch hook lock for switching switch rail |
| KR20100098109A (en) * | 2009-02-27 | 2010-09-06 | 푀스트알피네 베베게 게엠베하 운트 코. 카게 | Device for locking a point tongue with a stock rail |
| CN201670252U (en) * | 2010-02-24 | 2010-12-15 | 王培生 | Point-rail padlock of movable point rail turnout |
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2012
- 2012-10-22 CN CN201210403387.6A patent/CN102899973B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CA2487669A1 (en) * | 2003-11-19 | 2005-05-19 | General Electric Company | Machine for railway switching |
| CN2712753Y (en) * | 2004-06-02 | 2005-07-27 | 刘春雷 | Interlocking type coupler knuckle lock device |
| CN2937224Y (en) * | 2006-08-01 | 2007-08-22 | 戴树行 | Railway switch coupler lock with double-fastening sub-lock |
| CN201026892Y (en) * | 2007-04-17 | 2008-02-27 | 张合连 | Mobile railroad switch hook lock for switching switch rail |
| KR20100098109A (en) * | 2009-02-27 | 2010-09-06 | 푀스트알피네 베베게 게엠베하 운트 코. 카게 | Device for locking a point tongue with a stock rail |
| CN201670252U (en) * | 2010-02-24 | 2010-12-15 | 王培生 | Point-rail padlock of movable point rail turnout |
Non-Patent Citations (1)
| Title |
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| 王敬安: ""提速道岔斥离尖轨钩锁器"", 《铁道标准涉及》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106087606A (en) * | 2016-07-27 | 2016-11-09 | 南京铁道职业技术学院 | Track switch repel away from hook lock device dual-purpose with locking |
| CN106087606B (en) * | 2016-07-27 | 2018-03-27 | 南京铁道职业技术学院 | Track switch repels away from and the dual-purpose hook lock device of locking |
| CN110438848A (en) * | 2019-08-16 | 2019-11-12 | 攀钢集团矿业有限公司 | Electric railway track switch overhauls hook card device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102899973B (en) | 2015-08-19 |
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