CN102899973B - Movablely to scold from tongue track switch slip-off preventing hook lock device - Google Patents
Movablely to scold from tongue track switch slip-off preventing hook lock device Download PDFInfo
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- CN102899973B CN102899973B CN201210403387.6A CN201210403387A CN102899973B CN 102899973 B CN102899973 B CN 102899973B CN 201210403387 A CN201210403387 A CN 201210403387A CN 102899973 B CN102899973 B CN 102899973B
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Abstract
The invention discloses a kind of point lock for scolding from tongue and stock rail, can not prevent from providing because of the tongue problem that the hook lock device that causes comes off away from train operation after stock rail produces vibrations a kind of movablely to scold from tongue track switch slip-off preventing hook lock device to solve existing hook lock device.The present invention includes screw rod, be connected to the stay hook of screw rod one end, the movable hook be enclosed within screw rod, movable hook has two, and the first movable hook is near stay hook, and its grab is oppositely arranged towards with stay hook grab; Grab and the first movable hook grab of the second movable hook are oppositely arranged; Two movable hooks to be all stuck on stock rail and to be equipped with locking mechanism.This hook lock device effectively can prevent the hook lock device obscission because tongue causes away from train operation after stock rail produces vibrations, has simple and reasonable, easy to use, the feature of good stability.
Description
Technical field
The present invention relates to rail point lock, be applicable to scold the switch locking from tongue and stock rail to fix, relate in particular to and a kind of movablely to scold from tongue track switch slip-off preventing hook lock device.
Background technology
Point lock is with manual method, is tightened together by switch closure tongue (movable point frogs), will scold and be fixed on a certain position from tongue with stock rail (wing rail), with 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.AT STATION without on chain circuit or chain automatic device inspecting state train reception and departure time, protective turnout on the relevant facing point on route and adjacent line is locked, to guarantee train traffic safety.When can also be used for cleaning track switch, withstand switch blade and can prevent personal injury.
Tradition track switch latch hook device is made up of stay hook, screw rod, spanner.During use, hook seat is stuck in and scolds bottom tongue, and leading screw withstands on rail wing place, and tighten the screws locking is scolded from tongue.Its Problems existing shows: the strenuous vibration one, owing to adopting this structure to make rail vehicle produce through herein time can make lead screw naturally loosen can not ensure the generation that the safety of train route causes the accident; Two, easily lose without anti-theft device; Three, due to the less stable of latch hook device own, in actual use train by time the vibrations that produce latch hook device is easily loosened, the safety of train reception and departure route can not be ensured; Four, hand must be stretched into when mounted in the middle of tongue and stock rail and operate, once there is behaviour by mistake, the hand of operator causes and squeezes wound, and consequence is hardly imaginable.
For the problems referred to above, application number is 200720079169.6, Authorization Notice No. is that patent discloses of CN 201026892 Y a kind of is movablely scolded from tongue point lock, this point lock comprises the screw rod that stay hook is connected with stay hook, the movable hook be enclosed within screw rod, the nut that coordinates with screw flight between stay hook with movable hook, screw rod is provided with longitudinal draw-in groove, be provided with the bayonet lock coordinated with draw-in groove in movable hook, movable hook coordinates with screw rod longitudinal translation through bayonet lock, draw-in groove; Be provided with one between nut and movable hook and be enclosed within snap ring on screw rod, movable hook is provided with lock core, and lock core coordinates with the face blocking of snap ring lateral circumferential.
But there is the situation of tongue towards the direction movement away from stock rail, if the distance of movement is excessive, hook lock device falls down, do not have the effect of protection train running safety; Prevent hook lock device from coming off if increase set of device in addition, increase workload can be there is, high in cost of production drawback.
Summary of the invention
The present invention is directed to existing hook lock device Problems existing, and provide a kind of and movablely scold from tongue track switch slip-off preventing hook lock device, effectively can prevent the phenomenon that the hook lock device caused away from stock rail because of tongue comes off, there is structure simple, feature easy to use.
The present invention for the adopted technical scheme that solves the problem is:
One is movable scolds from tongue track switch slip-off preventing hook lock device, comprise screw rod, be connected to the stay hook of screw rod one end, the movable hook be enclosed within screw rod, it is characterized in that: movable hook has two, first movable hook is near stay hook, its grab is oppositely arranged towards with stay hook grab, is stuck in inside stock rail and tongue; Grab and the first movable hook grab of the second movable hook are oppositely arranged, and are stuck in by stock rail between two grabs; Described two movable hooks are all equipped with locking mechanism.
Further, described locking mechanism comprise nut, the snap ring be enclosed within screw rod, spring washer and the lock core that is disposed on movable hook; Described nut sleeve is on screw rod and coordinate with screw flight.
Further, described snap ring to be located between nut with movable hook and to be fixedly connected with nut, and described snap ring is circumferentially radially provided with multiple lockhole mated with the lock pin of lock core.
Further, described spring washer is enclosed within screw rod, and is arranged between snap ring and movable hook.
Further, described lock core comprises lockpin sleeve and is positioned at the lock pin of lockpin sleeve, and described lock core is arranged along snap ring radial direction.
Further, the described locking mechanism keyhole that comprises nut, lock collar, spring washer and be configured on movable hook; Described nut sleeve is on screw rod and coordinate with screw flight; Described spring washer is located between lock collar and movable hook.
Further, described lock collar to be located between nut with movable hook and to be fixedly connected with nut, and described lock collar is provided with the lockhole of multiple axial direction, and described lockhole coordinates with keyhole.
Further, described keyhole is located on movable hook or is located on the otic placode that is connected with movable hook.
Further, described otic placode is connected with movable hook by welding, riveted joint or bolt.
Further, described stay hook is flexibly connected with screw rod or is connected to one.
Preferably, described screw rod is set to handle relative to 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 inside stock rail and tongue; Tongue is stuck in centre by two movable hook grabs, can prevent tongue from moving towards stock rail, can prevent again tongue from moving away from stock rail, effectively ensure that the safety of train.
Two, the present invention adds a movable hook on original basis, instead of increases other device in addition, has simple and reasonable, feature easy to use.
Three, the spring washer of the present invention's setting, has with low cost, easy for installation, can play locking effect simultaneously, the present invention not easily be loosened, good stability.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention one.
Fig. 2 is the front view of the embodiment of the present invention one.
Mark in 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.
Detailed description of the invention
Below in conjunction with the drawings and the specific embodiments, the invention will be further described.
The invention provides a kind of for movablely scolding from tongue track switch slip-off preventing hook lock device of scolding the switch locking from tongue and movable point frogs fixing, effectively can prevent the problem that the hook lock device caused away from stock rail because of tongue comes off.The present invention includes screw rod 2, be connected to the stay hook 9 of screw rod one end, the first movable hook 7 and the second movable hook 6 be enclosed within screw rod, first movable hook 7 is near stay hook 9, first movable hook 7 grab is oppositely arranged towards with stay hook 9 grab, is stuck in inside stock rail and tongue; Grab and first movable hook 7 grab of the second movable hook 6 are oppositely arranged, and are stuck in by stock rail between two grabs; Two movable hooks are all 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 the stay hook 9 of screw rod one end, the first movable hook 7 and the second movable hook 6 be enclosed within screw rod, first movable hook 7 is near stay hook 9, first movable hook 7 grab is oppositely arranged towards with stay hook 9 grab, is stuck in inside stock rail and tongue; Grab and first movable hook 7 grab of the second movable hook 6 are oppositely arranged, and are stuck in by stock rail between two movable hook grabs; Two movable hooks are all equipped with locking mechanism.
Wherein, the locking mechanism of the first movable hook 7 comprise nut 3, the snap ring 8 be enclosed within screw rod 2, spring washer 13 and be disposed in the lock core of the first movable hook 7.Nut 3 to be enclosed within screw rod 2 and with screw rod 2 threaded engagement; Snap ring 8 to be located between nut 3 with the first movable hook 7 and to be fixedly connected with nut 3, and snap ring 8 is circumferentially radially provided with multiple lockhole 12 mated with lock pin 11; Spring washer 13 is enclosed within 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, and lock core is arranged along 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 in the keyhole of on the second movable hook 6.Nut 3 to be enclosed within 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 to be located between nut 3 with the second movable hook 6 and to be fixedly connected with nut 3, and lock collar 4 is provided with the lockhole 12 of multiple axial direction, and lockhole 12 coordinates with keyhole, and keyhole is located on movable hook or is located on the otic placode that is connected with movable hook; 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 set to handle 1 relative to stay hook 9 end side.
Embodiment two
The present invention includes screw rod 2, be connected to the stay hook 9 of screw rod one end, the first movable hook 7 and the second movable hook 6 be enclosed within screw rod, first movable hook 7 is near stay hook 9, first movable hook 7 grab is oppositely arranged towards with stay hook 9 grab, is stuck in inside stock rail and tongue; Grab and first movable hook 7 grab of the second movable hook 6 are oppositely arranged, and are stuck in by stock rail between two grabs; Two movable hooks are all equipped with locking mechanism.
The locking mechanism that first movable hook 7 and the second movable hook 6 arrange comprises nut 3, the snap ring 8 be enclosed within screw rod 2, spring washer 13 and the lock core that is disposed on movable hook.Nut 3 to be enclosed within screw rod 2 and with screw rod 2 threaded engagement; Snap ring 8 is located at nut 3 and is fixedly connected with nut 3 with between movable hook, and snap ring 8 is circumferentially radially provided with multiple lockhole 12 mated with lock pin 11; Spring washer 13 is enclosed within screw rod 2, and is arranged between snap ring 8 and movable hook; Lock core comprises lockpin sleeve 10 and is positioned at the lock pin 11 of lockpin sleeve 10, and lock core is arranged along snap ring radial direction.
Stay hook 9 is flexibly connected by screw thread with screw rod 2; Screw rod 2 is set to handle 1 relative to stay hook 9 end side.
Embodiment three
The present invention includes screw rod 2, be connected to the stay hook 9 of screw rod one end, the first movable hook 7 and the second movable hook 6 be enclosed within screw rod, first movable hook 7 is near stay hook 9, first movable hook 7 grab is oppositely arranged towards with stay hook 9 grab, is stuck in inside stock rail and tongue; Grab and first movable hook 7 grab of the second movable hook 6 are oppositely arranged, and are stuck in by stock rail between two grabs; Two movable hooks are all equipped with locking mechanism.
The keyhole that 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 on movable hook.Nut 3 to be enclosed within screw rod 2 and with screw rod 2 threaded engagement; Spring washer 13 is located between lock collar 4 and movable hook; Lock collar 4 is located at nut 3 and is fixedly connected with nut 3 with between movable hook, and lock collar 4 is provided with the lockhole 12 of multiple axial direction, lockhole 12 coordinates with keyhole, and keyhole is located on movable hook or is located on the otic placode that is connected with movable hook; 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 set to handle 1 relative to stay hook 9 end side.
Embodiment four
The present invention includes screw rod 2, be connected to the stay hook 9 of screw rod one end, the first movable hook 7 and the second movable hook 6 be enclosed within screw rod, first movable hook 7 is near stay hook 9, first movable hook 7 grab is oppositely arranged towards with stay hook 9 grab, is stuck in inside stock rail and tongue; Grab and first movable hook 7 grab of the second movable hook 6 are oppositely arranged, and are stuck in by stock rail between grab; Two movable hooks are all 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 in the keyhole of on the first movable hook 7.Nut 3 to be enclosed within 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 to be located between nut 3 with the first movable hook 7 and to be fixedly connected with nut 3, and lock collar 4 is provided with the lockhole 12 of multiple axial direction, and lockhole 12 coordinates with keyhole, and keyhole is located on movable hook or is located on the otic placode that is connected with movable hook; 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, the snap ring 8 be enclosed within screw rod 2, spring washer 13 and be disposed in the lock core of the second movable hook 6.Nut 3 to be enclosed within screw rod 2 and with screw rod 2 threaded engagement; Snap ring 8 to be located between nut 3 with the second movable hook 6 and to be fixedly connected with nut 3, and snap ring 8 is circumferentially radially provided with multiple lockhole 12 mated with lock pin 11; Spring washer 13 is enclosed within 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, and lock core is arranged along snap ring radial direction.
Stay hook 9 is flexibly connected by screw thread with screw rod 2; Screw rod 2 is set to handle 1 relative to stay hook 9 end side.
Using method of the present invention is:
Hook lock device is passed bottom stock rail, the first movable hook 7 and stay hook 9 are stuck in inside stock rail and tongue; Stock rail is stuck between two grabs by the first movable hook 7 and the second movable hook 6, fastening nut 3; Namely the locking mechanism locking two movable hooks completes and locks.Open the locking mechanism of two movable hooks during unblock, unclamp nut 3 and can take off withdrawal hook lock device.
Claims (8)
1. movablely scold from tongue track switch slip-off preventing hook lock device for one kind, comprise screw rod, be connected to the stay hook of screw rod one end, the movable hook be enclosed within screw rod, it is characterized in that: movable hook has two, the first movable hook is near stay hook, and its grab is oppositely arranged towards with stay hook grab; Grab and the first movable hook grab of the second movable hook are oppositely arranged; Described two movable hooks are all equipped with locking mechanism; Described locking mechanism comprises nut, the snap ring be enclosed within screw rod, spring washer and the lock core that is disposed on movable hook; Described nut sleeve is on screw rod and coordinate with screw flight; Described snap ring to be located between nut with movable hook and to be fixedly connected with nut, and described snap ring is circumferentially radially provided with multiple lockhole mated with the lock pin of lock core.
2. according to claim 1ly movablely to scold from tongue track switch slip-off preventing hook lock device, it is characterized in that: described spring washer is enclosed within screw rod, and is arranged between snap ring and movable hook.
3. according to claim 1ly movablely to scold from tongue 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, and described lock core is arranged along snap ring radial direction.
4. according to claim 1ly movablely to scold from tongue track switch slip-off preventing hook lock device, it is characterized in that: the keyhole that described locking mechanism comprises nut, lock collar, spring washer and is configured on movable hook; Described nut sleeve is on screw rod and coordinate with screw flight; Described spring washer is located between lock collar and movable hook.
5. according to claim 4ly movablely scold from tongue track switch slip-off preventing hook lock device, it is characterized in that: described lock collar to be located between nut with movable hook and to be fixedly connected with nut, described lock collar is provided with the lockhole of multiple axial direction, and described lockhole coordinates with keyhole.
6. according to claim 4ly movablely to scold from tongue track switch slip-off preventing hook lock device, it is characterized in that: described keyhole is located on movable hook or is located on the otic placode that is connected with movable hook.
7. according to claim 6ly movablely to scold from tongue 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.
8. according to claim 1ly movablely to scold from tongue track switch slip-off preventing hook lock device, it is characterized in that: described screw rod is set to handle relative to 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 CN102899973A (en) | 2013-01-30 |
| CN102899973B true CN102899973B (en) | 2015-08-19 |
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| 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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| CN (1) | CN102899973B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN201670252U (en) * | 2010-02-24 | 2010-12-15 | 王培生 | Point-rail padlock of movable point rail turnout |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100098109A (en) * | 2009-02-27 | 2010-09-06 | 푀스트알피네 베베게 게엠베하 운트 코. 카게 | Device for locking a point tongue with a stock rail |
-
2012
- 2012-10-22 CN CN201210403387.6A patent/CN102899973B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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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| "提速道岔斥离尖轨钩锁器";王敬安;《铁道标准涉及》;20040108(第2期);第33页 * |
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| Publication number | Publication date |
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| CN102899973A (en) | 2013-01-30 |
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