CN108016465A - External locking device - Google Patents
External locking device Download PDFInfo
- Publication number
- CN108016465A CN108016465A CN201610957634.5A CN201610957634A CN108016465A CN 108016465 A CN108016465 A CN 108016465A CN 201610957634 A CN201610957634 A CN 201610957634A CN 108016465 A CN108016465 A CN 108016465A
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- locking
- adjusting
- locking bar
- connector
- locking device
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- 230000033001 locomotion Effects 0.000 claims abstract description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 26
- 229910052742 iron Inorganic materials 0.000 claims description 13
- 235000000396 iron Nutrition 0.000 claims description 2
- 210000002105 tongue Anatomy 0.000 claims 7
- 230000008859 change Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 241000283707 Capra Species 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000010006 flight Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
- B61L5/10—Locking mechanisms for points; Means for indicating the setting of points
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Railway Tracks (AREA)
Abstract
The present invention proposes a kind of external locking device at track switch, it includes two latch hooks (36) and two locking bar (38_1, 38_2), the locking bar is arranged to be engaged with the latch hook, so that locking bar (the 38_1, movement 38_2) can drive described two latch hook (36_1, 36_2) switch between locking and released state, two of which locking bar is connected to each other by a connection component, at least one of the connection component and the locking bar are arranged to so that the locking bar (38_1, 38_2) length between two latch hooks (36) is adjustable.
Description
Technical field
This patent disclosure relates generally to rail vehicle, more particularly to a kind of external locking device for track switch.
Background technology
Track switch is a kind of so that rolling stock is for example transferred to the line connection equipment of B strands of tracks from A-share track.It is most common
It is common single turnout, it includes railway switch, coupling part, railway frog and guard rail part etc..Railway switch is for example including remaining stationary as
Two basic rails, moveable two tips of a root rail and point mechanism.When rolling stock will be transferred to B strands of tracks from A-share track, turn
Rut mechanism causes two tip of a root rail shift positions, i.e., from tongue and the first stock rail it is closely connected be switched to tongue depart from the first stock rail and
It is closely connected with the second stock rail.In this way, B strands of tracks are just opened and have closed A-share track.
With development of the railway transportation to high-speed overload direction, wanting for higher is proposed to the performance of switching equipment at track switch
Ask, i.e. need track switch conversion relatively reliable, for high-speed railway, it is particularly important that this point.External locking device is lucky
Being capable of efficiently against conversion power-assisted of the tongue when the closely connected and reliably closely connected position of locking point tongue and stock rail.I.e.
The connecting rod of connection point mechanism is set to fracture, the locking effect of external locking device is still effective.Thus, external locking device can carry
For reliable locking functions, and improve the service life of point mechanism.
A kind of external locking device for being typically used for transfer track switch includes being fixed on the locking frame on stock rail, on locking frame
It is provided with latch portion, the switch rail connection iron being fixed on tongue, tongue and the latch hook of stock rail position can be locked, and affects
The locking bar of latch hook movement.Track switch in design, each towing point can all have corresponding tongue and stock rail it is out of gear mesh it is maximum away from
From referred to as theory opens journey value (such as 40mm~160mm).Corresponding external locking device as In-put design and can also calculate
The structure size of locking bar, to meet out range request.However, in practical applications, since track switch is laid with and mismachining tolerance is deposited
Usually requiring to set adjustment link in, external locking device will with ensure that the road after installation and debugging diverges to that journey value meets design drawing
Ask.
Reach technical requirement to make to diverge to journey value, during external locking device installation and debugging, it is necessary in road
Set between switch blade rail and the switch rail connection iron of external locking device and some open journey trimmer.By the quantity and thickness that increase and decrease trimmer
Spend to change the distance between tongue and stock rail, that is, realize the adjusting for diverging to journey.Although this regulative mode is met out
Range request, but disturbs the closely connected degree of tongue and stock rail.Thus, usually using open journey trimmer adjustment open journey after, also
Need to set closely connected trimmer between locking frame and latch portion, and reached by increasing and decreasing quantity and the thickness of closely connected trimmer
Tongue and the closely connected requirement of stock rail.
Thus, existing external locking device is in order to meet to diverge to range request, it is necessary to which journey trimmer and close is opened in adjustment repeatedly
Paste trimmer.This adds complexity to the installation of external locking device.
The content of the invention
It is an object of the present invention to provide a kind of external locking device, it can conveniently realize open journey adjusting, and not
The closely connected degree between tongue and stock rail can be disturbed.
According to an aspect of the present invention, the present invention proposes a kind of external locking device at track switch.The track switch
With at least one tongue and retaining rail corresponding with the tongue.The external locking device includes：Two latch hooks, each latch hook
It is connected on a tongue and the tongue can be locked and the close-fitting state of the corresponding retaining rail, one of lock
Hook is in the lock state, then another latch hook is in the unlocked state；Two locking bars being connected to each other, locking bar are arranged to
Be engaged with the latch hook so that the movement of the locking bar can drive described two latch hooks locking and released state it
Between switch；And a connection component, it is arranged to connect described two locking bars；Wherein, the locking bar and the connection group
At least one of part is arranged to so that length of the locking bar between two latch hooks is adjustable.
In this way, it can realize that the journey of opening between tongue and stock rail is adjusted by adjusting the length of locking bar, without making
With opening journey adjustment sheet.Due to without using opening journey adjustment sheet, thus the distance between switch rail connection iron and tongue are maintained not
Become, so it is closely connected when latch hook latched position be also maintained it is constant.Thus, by adjusting locking bar between two latch hooks
Length can easily adjust out Cheng great little, without influencing closely connected degree.In this way, opening, journey is adjusted and closely connected adjusting is just only each other
It is vertical to come, it is independent of each other.
Preferably, at least one of two locking bars have a body of rod and an adjusting connector, the connector that adjusts
One end is suitable for being connected to another described locking bar by the connection component, and one end of the other end and the body of rod is set in one
Rise and described to adjust connector with length that the body of rod is arranged be adjustable.Can be with adjusting that connector is set-located by the body of rod
It is conveniently adjusted the length of locking bar.Alternatively, one end of the body of rod, which can be set in, is adjusted on connector, or is adjusted connector and be arranged
On the body of rod.
Preferably, the body of rod has a first end and a second end, and the first end can be driven by the external agency, institute
State and screw hole is provided with second end；Described one end for adjusting connector is arranged to screw rod, it is suitable for screwing in the screw hole of the body of rod,
And the position of adjusting connector described in a nut locking can be passed through.Preferably, each locking bar be respectively provided with a body of rod and
One adjusting connector, and the screw thread on the screw rod of two adjusting connectors of two locking bars is opposite each other.Adjust connector and the body of rod
Using threaded connection, length adjustment and position locking can be conveniently realized.
Preferably, the screw flight of two adjusting connectors uses opposite screw thread, and two adjusting connectors pass through a method
Blue disk is connected to each other.Locking can be adjusted in the case of the connection between not dismantling two locking bars using ring flange connection
The length of bar.
Preferably, each locking bar has a first end and a second end, and the first end can be driven by an external agency,
A screw hole is provided with the second end.The connection component includes an adjusting screw rod, and described two locking bars pass through institute
Adjusting screw rod connection is stated, the adjusting screw rod is provided at both ends with opposite screw thread, it is respectively adapted to two locking bars of screw-in
In two screw holes, a nut is provided with the adjusting screw rod, it is capable of the position of lock adjustment screw rod.This adjustable length
The locking bar of degree is simple in structure, easy to process, and is adjusted easy to length (opening journey).
Preferably, connection component includes：Two U-shaped connectors, a connector are used for a locking bar, the locking bar
End be suitable for be contained in the connector, the end set of the U-shaped connector has screw hole；Insulating trip, it is clipped in described
Between the end of connector and the locking bar；One adjusting screw rod, the screw thread at its both ends on the contrary, and its both ends be respectively adapted to revolve
In the screw hole for entering the connector, nut is provided with the adjusting screw rod, it can adjust the precession position of the adjusting screw rod
Put.This external locking device may not need carries out any change to existing locking bar, you can adjusts locking bar between two locks
Length between hook.
Preferably, a shackle member is additionally provided with locking bar, the shackle member is substantially U-shaped, it is accommodated in two locks
Close in the second end of bar, and the rotation of the nut can be limited.Preferably, the two side walls of the shackle member are overlapped on institute
State on two apparent surfaces of locking bar, and projection is provided with the middle part of at least one side wall of the shackle member, the projection is fitted
In the rotation for limiting the nut.
Preferably, the connection component includes at least one connecting plate, described two locking bars by the connecting plate that
This connection, wherein the connecting plate with two locking bars contact with each other two contact and be provided with and can nibble each other on surface
The tooth of conjunction.Preferably, connecting plate is fixed by bolt and locking bar, and it is slot hole to be used for fixed mounting hole on connecting plate.
Preferably, the locking device further includes：Two switch rail connection irons, each of which is fixed on a tongue；Two
A locking frame, each of which is fixed in a retaining rail corresponding with the tongue and has a latch portion；Two latch hooks,
Each of which has the articulated section being pivotally connected with a switch rail connection iron and a hook portion, and the hook portion is in the point to correspond to each other
Latched in when rail and mutually closely connected retaining rail in the retaining rail in the latch portion of locking frame；It is provided with each locking bar and institute
The articulated section of latch hook and the auxiliary section of hook portion cooperation are stated, the auxiliary section can drive the latch hook to exist when the locking bar moves
Switch between locking and released state.
Using the above-mentioned external locking device with adjustable-length locking bar provided by the invention, road can be diverged to journey adjusting
It is independent with closely connected adjusting, closely connected adjusting is not interfered with so as to open journey and adjust, easy for installation, stability is good.The present invention proposes
External locking device be particularly suitable for transfer track switch, the movable tongue of wherein both sides moves respectively.
Hereafter by a manner of clearly understandable, preferred embodiment is described with reference to the drawings, to above-mentioned characteristic, the skill of switching device
Art feature, advantage and its implementation are further described.
Brief description of the drawings
The following drawings only does schematic illustration and explanation to the present invention, not delimit the scope of the invention.
Fig. 1 shows the structure diagram of external locking device according to an embodiment of the invention.
Fig. 2 shows the schematic diagram of the locking bar in external locking device in accordance with another embodiment of the present invention.
Fig. 3 shows the schematic diagram of the locking bar in the external locking device of another embodiment according to the present invention.
Fig. 4 shows the schematic diagram of the locking bar in the external locking device of further embodiment according to the present invention.
Fig. 5 shows the schematic diagram of the locking bar in the external locking device of another embodiment according to the present invention.
Fig. 6 shows the partial enlarged view of a-quadrant in Fig. 5.
Embodiment
In order to which the technical features, objects and effects of invention are more clearly understood, now control brief description of the drawings is of the invention
Embodiment, in the various figures identical label represent the component that structure is identical or structure is similar but function is identical.
Herein, " schematic " expression " serving as example, example or explanation ", will should not be described herein as " showing
Any diagram, the embodiment of meaning property " are construed to a kind of preferred or more advantageous technical solution.
To make simplified form, part related to the present invention is only schematically show in each figure, they are not represented
Its practical structures as product.In addition, to readily appreciate simplified form, with identical structure or function in some figures
Component, only symbolically depicts one of those, or has only marked one of those.
Herein, "one" not only represents " only this ", can also represent the situation of " more than one ".In addition,
Herein, " first ", " second " etc. are only used for mutual differentiation, rather than represent their significance level and order etc..
Fig. 1 schematically shows the external locking device 30 that one embodiment according to the present invention is used for track switch.Such as Fig. 1 institutes
Show, track switch is for example including a pair of fixed stock rail 10_1,10_2 and a pair of transportable on the inside of stock rail
Tongue 12_1,12_2.Stock rail is also referred to as retaining rail, and tongue is also referred to as moving rail.A pair of of tongue 12_1,12_2 can be in external locks
Close under the traction of device 30 and switch between two states.For example, first state is that right side tongue 12_1 departs from its stock rail in Fig. 1
10_1, and left side tongue 12_2 and stock rail 10_2 are closely connected.Second state is right side tongue 12_1 and its stock rail 10_1 in Fig. 1
It is closely connected, and left side tongue 12_2 and stock rail 10_2 departs from.
As shown in Figure 1, external locking device 30 includes two sets of interlock assembly 30_x (x=1,2), every suit interlock assembly is directed to
One tongue 12 and corresponding stock rail 10.Of a sort component will be represented with the reference numeral without footnote below, and
The component of not homonymy is distinguished with footnote _ x (x=1,2).
Every suit interlock assembly includes：One latch hook 36 of locking frame 34, one of switch rail connection iron 32, one and one lead
The locking bar 38 of dynamic tongue movement.Locking bar 38 in two sets of interlock assemblies is connected to each other.Specifically, filled with existing external locking
Put similar, locking frame 34 can be secured by bolts at the web of the rail of stock rail 10, and switch rail connection iron 32 can also pass through spiral shell
Bolt is fixed at the web of the rail of tongue 12.Shown on the right side of Fig. 1, latch hook 36 includes a hook portion 362 and one and switch rail connection iron
The articulated section 364 of 32 pivot joints (latch hook in left side has identical structure in figure, and reference numeral is not indicated for the sake of easy).Pass through pivot
Connect, latch hook 36 can be movable on the vertical direction of track.When tongue 12 and stock rail 10 are closely connected, the hook portion of latch hook 36
362 just engage with a latch portion 342 being fixed on locking frame 32.The inclined-plane of latch portion 342 exists with the inclined-plane of latch hook 36
Cooperate on the vertical direction of track to realize engaging.One end of locking bar 38 can be connected with another locking bar (such as
It is fixed together by connecting plate and bolt).The goat that the other end of locking bar 38 may be coupled to positioned at trackside (does not show
Go out) or other external agencies.Locking bar can under the driving of these external agencies shift position.For example set on locking bar 38
It is equipped with such as some projections or some concave auxiliary sections.These auxiliary sections can be with latch hook 36 hook portion 362 and articulated section 364
It is engaged, so as to affect latch hook 36 to switch between two states of locking and unlock when locking bar moves, and then drives tongue
It is mobile.
Journey is diverged to for the ease of road to adjust, and proposes a kind of length-adjustable locking bar in the present invention.Specifically, two
After being connected to each other, its length between two latch hooks 36 is adjustable by locking bar 38_1 and 38_2.Preferably, locking pole length
Adjustable scope is in such as 0~20mm.In this way, opening between tongue and stock rail can be realized by the length for adjusting locking bar
Journey is adjusted, and journey adjustment sheet is opened without use.Due to without using opening journey adjustment sheet, thus between switch rail connection iron and tongue
Distance be maintained it is constant, and then it is closely connected when latch hook latched position be also maintained it is constant.Thus, it is situated between by adjusting locking bar
Length between two latch hooks, which can be adjusted easily, diverges to Cheng great little, without influencing closely connected degree.In this way, open journey adjusting
Just come, be independent of each other independently of one another with closely connected adjusting.
The length adjustment of locking bar can be realized using various ways, such as can pass through one and locking club shaft set
Adjusting connector together is located to realize, two locking bars can also be connected by length-adjustable connecting plate or connector.
A kind of locking bar for having and adjusting connector is exemplarily given in the example of Fig. 1.As shown in Figure 1, the lock on right side
Closing bar 38_1 has a body of rod 382 and an adjusting connector 384.The one end for adjusting connector 384 is connected by a connection component
It is connected to another locking bar 38_2.For example, conventionally, connection component can be at least one connecting plate.It is preferred that connect
Component is two connecting plates facing with each other, is provided with installation corresponding with default four mounting holes on two locking bars
Hole, can be linked together connecting plate and two locking bars using bolt.As shown in Figure 1, adjust another end cap of connector 384
In the left end of the body of rod 382, that is, adjusting connector 384 can stretch into the body of rod 382.Alternatively, the right end of connector 384 is adjusted
It can be set on the periphery of the body of rod 382.The length being arranged each other by varying adjusting connector 384 and the body of rod 382 can then change
Become length of the locking bar between two latch hooks.In Fig. 1 examples, it is preferable that the left end of the body of rod 382 is equipped with a screw hole
382a, the right end for adjusting connector 384 is a screw rod 384b, and screw rod 384b is suitable for screwing in screw hole 382a.Adjust connector 384
A nut 384c being arranged on screw rod 384b is additionally provided with, it is used for what lock adjustment connector 384 was arranged each other with the body of rod 382
Length.During installation, can according to open range request will adjust connector 384 rotate to a suitable distance again tightening nut 384c with
Latched position.Alternatively, the locking bar 38_2 in Fig. 1 can also have a similar adjusting connector 384.Two such locking
Bar can distinguish adjustment length.
Fig. 2 schematically illustrates external locking device in accordance with another embodiment of the present invention.Eliminated in Fig. 2 and Fig. 1
Identical part, such as switch rail connection iron, locking frame and latch hook.It is different from Fig. 1, two lockings of the external locking device in Fig. 2
Bar, which all has, adjusts connector 484, and two adjusting connectors 484 are connected to each other by the connection component of a such as ring flange 49.
Specifically, each locking bar has the body of rod 382 and adjusts connector 484.It is screw rod 484b to adjust 484 one end of connector, it is suitable for rotation
In the screw hole 382a for entering 382 end of the body of rod.The screw rod 484b_1 and 484b_2 of two adjusting connectors have reciprocal screw thread.
Different from Fig. 1, two adjusting connectors 484 are connected to each other by ring flange 49.Due to two adjusting connector screw flights each other
On the contrary, then rotating ring flange 49 can realize that both sides adjust the speed precession or back-out of connector screw rod at the same time, reach more convenient
The purpose more rapidly adjusted.
Preferably, realize that position locks using two nuts in fig. 2, two nuts 484c and 484d of side are at the same time
Tighten, for locking position of the side flange with respect to locking bar, meanwhile, there is the auxiliary of torsional stop 492 to fix.In this way, working as needs
Adjust when diverging to journey, without dismantling the connection (i.e. ring flange) between two locking bars, it is only necessary to loosening nut so that method
Blue disk 49 can rotate, and screw two nuts again after desired locations are turned to and locked.
Preferably, the junction of two locking bars also has a torsional stop 492, it is set in the upper of adjusting screw rod and has
There is the flat part of (Y) extension vertically.In nut check, which is suitable for being overlapped on the one of the square-column-shaped body of rod 382
On a surface, so that the body of rod aligns, while play nut and aid in locking effect.It illustrate only an anti-rotation in fig. 2
Plate 492, it is preferable that a same torsional stop 492 can be also equipped with by adjusting connector 484_1 sides.
Fig. 3 schematically illustrates the external locking device 50 of another embodiment according to the present invention.Equally eliminated in Fig. 3
The part identical with Fig. 1, such as switch rail connection iron, locking frame and latch hook.It is different from Fig. 1, two of external locking device 50 in Fig. 3
A locking bar 58_1 and 58_2 each has a screw hole 58a.External locking device 50 also has such as adjusting screw rod 59
Connection component, the both ends of the adjusting screw rod 59 are opposite for the hand of spiral of screw rod 59b and two screw rods 59b_ and 59b_2.Each
Screw rod 59b is suitable for screwing in corresponding screw hole 58a.Nut 59c is additionally provided with adjusting screw rod 59, rotating nuts 59c can
To change depth of the 59 both ends screw rod of adjusting screw rod in respective screw hole, so as to adjust length of the locking bar between two latch hooks
Journey adjustment is opened in degree, realization.Preferably, as shown in figure 3, external locking device 50 also has the card of 59 position of lock adjustment screw rod
Fitting 592, its cross section two-arm U-shaped and U-shaped (perpendicular to the section of locking bar longitudinal direction) can be overlapped on two sides at the same time
On two apparent surfaces of the locking bar of column type, so that two locking bars align each other.It is preferred that shackle member 592 exists
Projection is provided with the middle part of U-shaped at least one inner wall and (feelings that projection is both provided with the middle part of upper and lower two side walls are shown in Fig. 3
Condition), it can limit the rotation of nut 59c (being preferably common hexangle type nut).Adjusting is adjusted by rotating nuts 59c
Behind the position of screw rod 59, shackle member 592 is clamped on the end of two locking bars, the projection at the middle part of shackle member 592 can limit
The rotation of nut 59c processed, i.e. limitation or the relative position between lock adjustment screw rod 59 and both sides locking bar.The height of projection is set
Nut 59c angle rotatables can at least be limited less than 60 degree by counting into.Preferably, when shackle member 592 is connected on locking bar,
The surface of 592 central protrusion of shackle member and the flat face of nut 59c touch.External locking device 50 shown in Fig. 3 is simple in structure, easily
Adjusted and position locking in processing, and easy to length (opening journey).
Fig. 4 schematically illustrates the external locking device of another embodiment according to the present invention.Equally eliminated in Fig. 4 with
Part identical Fig. 1, such as switch rail connection iron, locking frame and latch hook.Similar with Fig. 3, the external locking device in Fig. 4 equally uses
One adjusting screw rod 59 connects two locking bars.The difference is that locking bar 38_2 of two locking bars with left side in Fig. 1
It is identical, i.e., without screw hole.The connection component of two locking bars is connected for example including two U-shaped connectors 686, locking bar 38
End is suitable for being contained in the U-shaped connector 686.Insulating trip 688 is additionally provided between U-shaped connector 686 and locking bar 38.
Specifically, U-shaped connector 686 includes a base portion and two arms extended from base portion, so as to form a U-shaped knot
Structure.The end of locking bar 38 is suitable for being contained in the U-shaped structure.The end set of U-shaped 686 base portion of connector has screw hole, adjusts
The threaded shank of screw rod 59 is suitable for the precession screw hole.Similar with Fig. 3, the both ends of the adjusting screw rod 59 are the opposite spiral shell of hand of spiral
Bar.Rotating nuts 59c can change depth of the 59 both ends screw rod of adjusting screw rod in respective screw hole, thus adjust locking bar between
Journey adjustment is opened in length between two latch hooks, realization.Similar with Fig. 3, external locking device also has a lock adjustment screw rod 59
The shackle member 592 of position, its cross section two-arm U-shaped and U-shaped (perpendicular to the section of locking bar longitudinal direction) can overlap at the same time
On two connectors 686, so that two connectors align each other, so that two locking bars align each other.Preferably,
Shackle member 592 is provided with projection in the middle part of U-shaped at least one inner wall and (shows in Fig. 4 and be all provided with up and down in the middle part of two inner walls
It is equipped with the situation of projection), it can limit the rotation of nut 59c (being preferably common hexangle type nut).
External locking device shown in Fig. 4 is simple in structure, easy to process, and is adjusted and position locking easy to length (opening journey).
Existing locking bar is modified moreover, the external locking device shown in Fig. 4 may not need, you can realize locking bar between two
Length between latch hook is adjustable.
Fig. 5 schematically illustrates the external locking device of another embodiment according to the present invention.Equally eliminated in Fig. 5 with
Part identical Fig. 1, such as switch rail connection iron, locking frame and latch hook etc..Different from Fig. 1, the external locking device 60 in Fig. 5 has
Two locking bars 68_1 and 68_2.Each locking bar connects in its one end through at least one connecting plate 69 and another locking bar
Connect.Specifically, two locking bar 68_1 and 68_2 both ends relative to each other are sandwiched between two connecting plates 69.Connecting plate and lock
The tooth 72 that is provided with and can be engaged with each other is closed in bar surfaces opposite to each other, as shown in Figure 6.Connecting plate 69 passes through bolt and locking
Bar is fixed together, and it is slot hole to be used for fixed mounting hole 692 on connecting plate.In this way, when needing adjustment to open journey, only
Need to change the relative position between connecting plate and locking boom end, and then clamp the tooth that connecting plate causes its opposite and nibble each other
Close, then fixed using bolt through the mounting hole of connecting plate and locking boom end.60 structure of external locking device shown in Fig. 5
Simply, it is easy to process, and adjusted easy to length (opening journey).
It should be appreciated that although this specification is described according to each embodiment, not each embodiment only includes one
A independent technical solution, this narrating mode of specification is only that those skilled in the art will should say for clarity
Bright book is as an entirety, and the technical solutions in the various embodiments may also be suitably combined, and forming those skilled in the art can be with
The other embodiment of understanding.
Those listed above is a series of to describe illustrating only for possible embodiments of the invention in detail,
They simultaneously are not used to limit the scope of the invention, all equivalent embodiments made without departing from skill spirit of the present invention or change
More, such as the combination, segmentation or repetition of feature, should all be included in the protection scope of the present invention.
Claims (11)
1. a kind of external locking device for track switch place, the track switch is with two tongues (12) and corresponding with the tongue (12)
Stock rail (10), it is characterised in that the external locking device includes：
Two latch hooks (36), each latch hook are connected on a tongue and can lock the tongue (12) and corresponding institute
State the close-fitting state of stock rail (10)；
Two locking bars (38_1,38_2), it is arranged to be engaged with the latch hook, so that described locking bar (38_1,38_
2) movement can drive the latch hook (36) to switch between locking and released state；
One connection component, it is arranged to connect described two locking bars (38_1,38_2)；
Wherein, at least one of the locking bar (38) and the connection component are arranged to so that the locking bar is between two
Length between a latch hook (36_1,36_2) is adjustable.
2. external locking device as claimed in claim 1, it is characterised in that at least one of described two locking bars (38_1) have
There are a body of rod (382) and an adjusting connector (384), described one end for adjusting connector (384) is suitable for passing through the connection group
Part is connected to another locking bar, and one end of the other end and the body of rod (382) is set-located and to be arranged length adjustable.
3. external locking device as claimed in claim 2, it is characterised in that the body of rod (382) has a first end and a second end,
The first end can be driven by an external agency, and screw hole (382a) is provided with the second end；
Described one end for adjusting connector is arranged to screw rod (384b), it is suitable for screwing in the screw hole (382a) of the body of rod, and can
The position for adjusting connector is locked by a nut (384c).
4. the locking device as claimed in claim 3, it is characterised in that each locking bar (38_1,38_2) has
There are a body of rod (382) and an adjusting connector (384), and two adjustings of two locking bars (38_1,38_2)
Screw thread on the screw rod of connector (384b) is opposite each other.
5. the locking device as claimed in claim 4, it is characterised in that the connection component includes a ring flange
(49), two adjusting connectors (484_1,484_2) of described two locking bars are connected to each other by the ring flange (49).
6. the locking device as claimed in claim 1, it is characterised in that each locking bar (58_1,58_2) has first
End and second end, the first end can be driven by external agency, be provided with the second end screw hole (58a_1,
58a_2)；
The connection component includes an adjusting screw rod (59), and described two locking bars (58_1,58_2) pass through the adjusting spiral shell
Bar (59) is connected to each other, and the both ends of the adjusting screw rod (59) are arranged to the opposite screw rod of screw thread (59b_1,59b_2), it is distinguished
Suitable for screwing in two screw holes (58a_1,58a_2) of two locking bars, a nut is provided with the adjusting screw rod (59)
(59c), it is capable of the screw-in position of lock adjustment screw rod (59).
7. the external locking device as shown in claim 1, it is characterised in that the connection component includes：
Two U-shaped connectors (686), a connector are used for the end for accommodating a locking bar (38), the U-shaped connector
End set have screw hole；
Insulating trip (688), it is clipped between the connector (686) and the end of the locking bar；
One adjusting screw rod (59), the screw thread at its both ends on the contrary, and its both ends be respectively adapted to screw in the screw hole of the connector,
Nut (59c) is provided with the adjusting screw rod, it can adjust the position of the adjusting screw rod.
8. locking device as claimed in claims 6 or 7, it is characterised in that further include a shackle member (592), the clamping
Part is substantially U-shaped, it is accommodated in the second end of two locking bars, and can limit the rotation of the nut (59c).
9. locking device as claimed in claim 8, it is characterised in that two walls of the shackle member are overlapped on the locking bar
On two apparent surfaces, and projection is provided with the middle part of at least one inner wall of the shackle member, the projection is suitable for limitation institute
State the rotation of nut.
10. external locking device as claimed in claim 1, it is characterised in that the connection component includes at least one connecting plate
(69), described two locking bars (68_1,68_2) are connected to each other by the connecting plate (69), wherein the connecting plate (69) with
The tooth that can be engaged with each other is provided with least one of two locking bars (68_1,68_2) opposed facing two surfaces
(72)。
11. locking device as claimed in claim 1, it is characterised in that including：
Two switch rail connection irons (32_1,32_2), each of which is fixed on a tongue (12)；
Two locking frames (34_1,34_2), each of which is fixed on a stock rail (10) corresponding with the tongue (12)
And there is a latch portion (342)；
Two latch hooks (36), each of which has the articulated section (364) with switch rail connection iron (32_1,32_2) pivot joint
With a hook portion (362), the hook portion (362) latches in described basic in the tongue and mutually closely connected stock rail to correspond to each other
In the latch portion (342) of locking frame on rail；
The auxiliary section with the articulated section of the latch hook (36) (364) and hook portion (362) cooperation is provided with each locking bar (38),
The auxiliary section can drive the latch hook to switch between locking and released state during the locking bar movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610957634.5A CN108016465B (en) | 2016-11-03 | 2016-11-03 | External locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610957634.5A CN108016465B (en) | 2016-11-03 | 2016-11-03 | External locking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108016465A true CN108016465A (en) | 2018-05-11 |
| CN108016465B CN108016465B (en) | 2024-07-02 |
Family
ID=62083474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610957634.5A Active CN108016465B (en) | 2016-11-03 | 2016-11-03 | External locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108016465B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200964548Y (en) * | 2006-10-13 | 2007-10-24 | 于鹏程 | Railway switch rail gauge adjusting device |
| CN201501410U (en) * | 2009-09-29 | 2010-06-09 | 赵正平 | Switch machine with extrudable hook lock device and signal indicator |
| EP2236384A2 (en) * | 2009-03-30 | 2010-10-06 | CDP Bharat Forge GmbH | Locking components for position tongue lock devices, position tongue lock device and points with position tongue lock device |
| CN204279495U (en) * | 2014-12-19 | 2015-04-22 | 山西京太铁路物资有限公司 | Railway switch outer device |
| CN206456378U (en) * | 2016-11-03 | 2017-09-01 | 西门子信号有限公司 | External locking device |
-
2016
- 2016-11-03 CN CN201610957634.5A patent/CN108016465B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200964548Y (en) * | 2006-10-13 | 2007-10-24 | 于鹏程 | Railway switch rail gauge adjusting device |
| EP2236384A2 (en) * | 2009-03-30 | 2010-10-06 | CDP Bharat Forge GmbH | Locking components for position tongue lock devices, position tongue lock device and points with position tongue lock device |
| CN201501410U (en) * | 2009-09-29 | 2010-06-09 | 赵正平 | Switch machine with extrudable hook lock device and signal indicator |
| CN204279495U (en) * | 2014-12-19 | 2015-04-22 | 山西京太铁路物资有限公司 | Railway switch outer device |
| CN206456378U (en) * | 2016-11-03 | 2017-09-01 | 西门子信号有限公司 | External locking device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108016465B (en) | 2024-07-02 |
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