CN207391954U - A kind of lifting type Riding-type Monorail Switch - Google Patents
A kind of lifting type Riding-type Monorail Switch Download PDFInfo
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- CN207391954U CN207391954U CN201721439583.3U CN201721439583U CN207391954U CN 207391954 U CN207391954 U CN 207391954U CN 201721439583 U CN201721439583 U CN 201721439583U CN 207391954 U CN207391954 U CN 207391954U
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- track switch
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- lift beam
- track
- rack
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Abstract
The utility model discloses a kind of lifting type Riding-type Monorail Switchs, including the first track switch lift beam (4) and the second track switch lift beam (5), wherein, first track switch lift beam (4) is for connecting the first track switch fixed beam (1) and the 3rd track switch fixed beam (3), and the second track switch lift beam (5) is for the second track switch fixed beam (2) of connection and the 3rd track switch fixed beam (3)；First track switch lift beam (4) and the second track switch lift beam (5) are connected with driver, and the first track switch lift beam (4) and the second track switch lift beam (5) are used to carry out elevating movement under the driving of driver；Guiding pair between beam is both provided on first track switch lift beam (4) and the second track switch lift beam (5).By the structure to its key component and specific set-up mode and the turnout junction girder, integrally corresponding beam mode etc. of changing is improved the utility model, can effectively solve the problem that turnout junction girder horizontal space takes up an area the problem of big compared with prior art.
Description
Technical field
The utility model belongs to Riding-type Monorail Switch technical field, more particularly, to a kind of lifting type straddle-type list
Track turnout is a kind of type of new Riding-type Monorail Switch.
Background technology
Different from traditional railway, single track railway only has a running track, mainly for densely populated place to deliver
Passenger.Single-track beam support is a kind of more common type in single track railway.It is used on single-track turnout, i.e. single track railway
Track switch, be the line connection equipment that vehicle is made to be transferred to another single track station track from a single track station track.Single-track turnout is single track railway
In one of extremely important part and weak link.
Existing Riding-type Monorail Switch realizes that the connection of circuit is converted by being translatable, the translation of Riding-type Monorail Switch
Form may be summarized to be joint type and change two kinds of beam type.The single-track turnout of translation form is not made full use of on vertical direction spatial both
It is advantageous, it is larger in horizontal space occupation of land, and there is no corresponding processing means for the problems such as Track Settlement.General translation form
Single-track turnout in the process of running, it is more demanding for control accuracy and turnout junction girder running position, easily it is affected by environment, be
System is complicated, the speed of service is slow, reliability is not high.And since existing track switch need to meet gauge, track switch can be caused whole longer.
Chinese patent literature CN 103276643A disclose a kind of monorail track using lifting parallel type track switch,
This new track switch reduces horizontal occupation of land, but there are still urgently for the lifting parallel type track switch although vertical direction spatial can be efficiently used
The technological difficulties captured, and make it temporarily can not practical application.It is oriented to when especially track switch lift beam rises, /V problem, with
And vehicular load load problem, for track switch lift beam, due to changing the limitation of beam form, turnout junction girder easily walks in lifting
Deficiency, the turnout junction girder precision that walks are influenced be subject to environmental factor, control accuracy, sensor or travel switch；Existing monorail
Attachment device common configuration is complicated between trouble beam, the speed of service is slow, reliability is not high.And for vehicular load load, translation
The turnout junction girder of form need not be considered emphatically that vehicle crosses pressure of the trouble for track switch, is not required volume by the support force of base foundation
Outer consideration vehicular load load mechanism；But in lifting type single-track turnout, the turnout junction girder direction of motion (motor driving force action direction)
Consistent with car load action direction, motor is unsuitable for providing bearing capacity.As it can be seen that lifting type single-track turnout must capture it is above-mentioned specific
Application problem could carry out follow-up practical application.
Utility model content
For the disadvantages described above or Improvement requirement of the prior art, the purpose of this utility model is to provide a kind of lifting type across
Type monorail track switch, wherein by its key component (such as turnout junction girder fixation kit, turnout junction girder lifting assembly and other functions
Component) structure and specific set-up mode and the turnout junction girder integrally corresponding beam mode etc. of changing is improved, with the prior art
Compared to can effectively solve the problem that the problem of occupation of land of turnout junction girder horizontal space is big, solid space is efficiently used (especially on vertical direction
), save and take up an area, have the advantages that it is simple in structure, occupy little space, production cost is low etc., and also ensure that vehicle is higher
Switch crossing speed improves stability, security and track switch service life, suitable for straddle-type monorail.
To achieve the above object, according to the utility model, a kind of lifting type Riding-type Monorail Switch is provided, feature exists
In, including the first track switch lift beam and the second track switch lift beam, wherein, the first track switch lift beam is for the first track switch of connection
Fixed beam and the 3rd track switch fixed beam, the second track switch lift beam is for the second track switch fixed beam of connection and the 3rd track switch
Fixed beam；
The first track switch lift beam and the second track switch lift beam are connected with driver, the first track switch lifting
Beam under the driving of the driver for carrying out elevating movement, so as to switch the first track switch fixed beam and the 3rd track switch
Both fixed beams connect and disconnected state；Also, the first track switch lift beam passes through with the first track switch fixed beam
Guiding pair realization is slidably matched between first beam；
The second track switch lift beam is also used for carrying out elevating movement under the driving of the driver, so as to switch described
Both two track switch fixed beams and the 3rd track switch fixed beam connect and disconnected state；Also, the second track switch lifting
Beam and the second track switch fixed beam are slidably matched by guiding pair realization between the second beam.
As the further preferred of the utility model, guiding pair includes being arranged on the first track switch lift beam end between first beam
The protrusion in portion and the recess portion arranged on the first track switch fixed beam end, protrusion are mutually engaged with recess portion, in the convex surface of protrusion and recess portion
Rolling member and raceway are provided between concave surface, rolling member is arranged in raceway, by the first track switch lift beam and the first track switch
Sliding friction between fixed beam is converted into rolling friction；
Guiding pair includes arranged on the protrusion of the second track switch lift beam end and is fixed arranged on the second track switch between second beam
The recess portion of beam end, protrusion and recess portion are mutually engaged, and rolling member and raceway are provided between the convex surface of protrusion and the concave surface of recess portion,
Rolling member is arranged in raceway, and the sliding friction between the second track switch lift beam and the second track switch fixed beam is converted into rolling
Friction.
As the further preferred of the utility model, the 3rd track switch fixed beam at most with the first track switch fixed beam
With one of the second track switch fixed beam in the state being connected；
The first track switch lift beam is carried out at the same time elevating movement, the direction of motion of the two with the second track switch lift beam
It is opposite each other.
As the further preferred of the utility model, the lifting type Riding-type Monorail Switch further includes interlocking member, should
Interlocking member includes bearing block and the main shaft in the bearing block, is provided with gear on the main shaft, and the gear is respectively with the
One rack and the second rack are connected, wherein first rack is fixedly linked with the first track switch lift beam, second tooth
Item is fixedly linked with the second track switch lift beam；The gear is used to drive first rack and second rack simultaneously
The direction of motion of both the two progress translational motion, first rack and second rack is opposite each other.
As the further preferred of the utility model, the driver is hydraulic unit driver or gear-rack drive device；Institute
State gear-rack drive device include main shaft and the gear on the main shaft, the gear respectively with the first rack and second
Rack is connected, wherein first rack is connected by the first lifting actuator with the first track switch lift beam, described second
Rack is connected by the second lifting actuator with the second track switch lift beam；The gear is used to drive first tooth simultaneously
The direction of motion of both the progress translational motion of both item and second rack, first rack and second rack is each other
On the contrary, so as to which the first track switch lift beam and the second track switch lift beam be driven to be carried out at the same time elevating movement, described first
Track switch lift beam and the direction of motion of both the second track switch lift beams are opposite each other；
The main shaft is also connected with decelerating motor, and the decelerating motor is for driving the main axis, thus further band
The dynamic gear rotation.
As the further preferred of the utility model, the lifting type Riding-type Monorail Switch further includes multiple cylinders and is oriented to
The circle to match with the cylinder guiding pair is both provided on pair, the first track switch lift beam and the second track switch lift beam
Cylindrical bore, the cylinder guiding pair are used to be in contact with the first track switch lift beam and the second track switch lift beam, from
And convenient for the elevating movement of the first track switch lift beam and the second track switch lift beam.
As the further preferred of the utility model, the lifting type Riding-type Monorail Switch further includes the outer vehicular load of beam
Load mechanism, the outer vehicular load load mechanism of the beam include the load-carrying member being located on guide rail and are located at the first track switch respectively
Load-carrying member supporting item near lift beam and the second track switch lift beam；The load-carrying member be used for along the guide rail move so as to
It connects the first track switch lift beam and the load-carrying member supporting item or is connected the second track switch lift beam and held with described
Power member support so that the load-carrying member carries the second track switch lift beam of the first track switch lift beam or carrying.
As the further preferred of the utility model, the lifting type Riding-type Monorail Switch is further included in telescopic beam
Vehicular load load mechanism, vehicular load load mechanism is located at the first track switch fixed beam and the second respectively in the beam
Fixed beam branch off on described 3rd track switch fixed beam one end；
Vehicular load load mechanism is used in first track switch in the beam in the first track switch fixed beam
Fixed beam and the first track switch lift beam are extended when being in connection status to the first track switch lift beam, so as to play pair
The first track switch lift beam carries out load effect；
Vehicular load load mechanism is used in second track switch in the beam in the second track switch fixed beam
Fixed beam and the second track switch lift beam are extended when being in connection status to the second track switch lift beam, so as to play pair
The second track switch lift beam carries out load effect.
As the further preferred of the utility model, the rolling member is ball, needle roller or roller；Described first
The upper end of guiding pair is equal between the second beam of the upper end of guiding pair and the second track switch fixed beam between first beam of track switch fixed beam
Cover board or sealing are provided with, to realize the /V to the first track switch lift beam and the second track switch lift beam uphill process respectively.
As the further preferred of the utility model, the load-carrying member is two, and motor is used to drive the two loads
Component carries out pendulum motion along the guide rail；The two load-carrying members are connected respectively with two synchronizing wheels, the two synchronizing wheels it
Between be then connected by synchronous belt, the motor is for driving two synchronizing wheels synchronous working, so as to drive described two load structures
Part synchronizes movement；
Positioned at the quantity of the load-carrying member supporting item of the first track switch lift beam one side and positioned at the second
Both the quantity of the load-carrying member supporting item of trouble lift beam one side is equal, is two；
The motor is mounted on the lower surface of pedestal by motor cabinet, and the load-carrying member supporting item is then fixedly mounted on this
The upper surface of pedestal, the load-carrying member, the first track switch lift beam and the second track switch lift beam are respectively positioned on the pedestal
Top；
The rolling element that can coordinate and be moved along the guide rail is additionally provided on the load-carrying member.
By the contemplated above technical scheme of the utility model, compared with prior art, can mainly obtain following has
Beneficial effect：
1. the lifting type Riding-type Monorail Switch in the utility model, the connection for realizing circuit by the lifting of turnout junction girder turns
It changes, can also correct sedimentation by adjusting the displacement of lifting, it is affected by environment small.In the utility model, in turnout junction girder and track switch
Guiding pair between beam is provided between beam fixing end, guiding pair, which has, between beam is oriented to and positioning function, realize turnout junction girder rise and under
Steady between turnout junction girder fixing end docks during drop.Further, in the form of setting rolling member in raceway, make to change beam
In the process, sliding friction switchs to rolling friction, greatly reduces the resistance changed during beam, reduces friction consumption.In turnout junction girder
It is upper to be provided with beam guiding pair, stable movement during turnout junction girder raising and lowering is realized, lifts actuator and lifting drive group
The rising or decline of turnout junction girder are realized in part mating reaction.Guiding pair, lifting actuator and lifting drive between beam guiding pair, beam
Component coordinates jointly, and realization is quick, smoothly changes beam.Practical Project practice have shown that, the utility model can effectively improve and change Liang Su
Degree, and it is more reliable.
2. the utility model passes through turnout junction girder fixation kit, turnout junction girder lifting assembly and other functional unit (such as track switch liters
Driving, the interlocking assembly of beam are dropped, guiding, the limit assemblies such as subcomponent, beam guiding pair, the outer vehicular load load machine of beam are oriented between beam
Vehicular load load mechanism etc. in structure and beam) overall co-ordination, especially set positioned at specific region and with specific structure
Guiding pair between beam (including guiding pair between guiding pair, the second beam between the first beam), positioned at specific region and the beam with specific structure
Vehicular load load mechanism in outer vehicular load load mechanism, beam both can guarantee higher switch crossing speed, improve security and road
Trouble service life, and vertical direction spatial can be utilized, it saves and takes up an area, reduce cost.The lift beam in track switch and fixed beam can divide simultaneously
It is not independent to make, reduce manufacture difficulty.
3. the utility model is oriented to guiding, the limit function components such as subcomponent, beam guiding pair between beam by setting, the outer vehicle of beam
Vehicular load load mechanism in load load mechanism and beam has fast, the high reliability that changes beam speed, and can realize vehicle
High-speed smooth crosses trouble.
4. the lift beam of the utility model is realized by rack and pinion mechanism and lifted, in lifting process, pass through mechanical structure
Design, guiding pair possesses guiding and positioning action between beam, between lift beam and fixed section, by rolling member by sliding friction
It is converted into rolling friction, reduces friction consumption, such design so that it is reliable and stable to change beam process, rapidly and efficiently.
Description of the drawings
Fig. 1 is the utility model entirety schematic top plan view.
Fig. 2 is the utility model overall schematic.
Fig. 3 is the utility model partial schematic diagram.
Fig. 4 is that driver is hydraulic unit driver and the lifting type straddle type single-rail comprising interlocking member in the utility model
Trouble beam overall schematic.
Fig. 5 is interlocking member schematic diagram in the utility model.
Fig. 6 is that driver is that the lifting type Riding-type Monorail Switch beam of gear-rack drive device integrally shows in the utility model
It is intended to.
Fig. 7 is whole to include the lifting type Riding-type Monorail Switch beam of the outer vehicular load load mechanism of beam in the utility model
Body schematic diagram.
Fig. 8, Fig. 9 are respectively motion parts partial schematic diagram, driving and the running part of the outer vehicular load load mechanism of beam
Partial schematic diagram.
Figure 10 is the structure diagram of guiding pair between the first beam that the utility model embodiment provides.
The meaning of each reference numeral is as follows in figure：1 is that 1# turnout junction girders fixing end (i.e. consolidate by the first track switch fixed beam, No. 1 track switch
Determine beam, corresponding 1# track girders)；2 be 2# turnout junction girders fixing end (i.e. the second track switch fixed beam, No. 2 track switch fixed beams, corresponding 2# rails
Road beam)；3 be 3# turnout junction girders fixing end (i.e. the 3rd track switch fixed beam, No. 3 track switch fixed beams, corresponding 3# track girders)；4 be 1# roads
Trouble lift beam (i.e. the first track switch lift beam, No. 1 track switch lift beam, be also denoted as 1# turnout junction girders)；5 be 2# track switches lift beam (i.e. the
Two track switch lift beams, No. 2 track switch lift beams, are also denoted as 2# turnout junction girders)；6 be driving device；7 be guider；8 tie between beam
Conjunction portion；9 be positioner；10 be vehicular load load mechanism in beam；11 be mutual interlocking gear；101 be rolling member.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is further elaborated the utility model.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.In addition, institute in each embodiment of the utility model disclosed below
The technical characteristic being related to can be combined with each other as long as they do not conflict with each other.
Lifting type Riding-type Monorail Switch in the utility model, including Fixed frog beam (turnout junction girder fixing end),
Lift engaging portion, positioner between track switch beam (track switch lift beam) and driving device, guider, beam, vehicle in beam
Load load mechanism, beam outer vehicular load load mechanism, mutual interlocking gear etc..
Turnout junction girder fixing end and track switch lift beam lifting contact surface can be perpendicular to main tracks, it is possibility to have angle is set (i.e.
It is obliquely installed).When turnout junction girder fixing end and track switch lift beam lifting contact surface are inclined-plane, vehicle and track switch contact surface are added
Product, is conducive to smooth transition between beam, is more advantageous to vehicle high-speed and crosses trouble.Meanwhile according to vehicle gauge, it is long track switch can be shortened
Degree reduces the occupied space of single-track turnout.
Wherein, engaging portion between driving device, guider, beam, positioner, vehicular load load mechanism in beam, outside beam
Vehicular load load mechanism, mutual interlocking gear can implement kinds of schemes.
Driving device purpose is the lifting (changing beam) that track switch lift beam is realized by transferring torque, with motor-driven gear
Exemplified by rack, and it can realize track switch lift beam based on diversified forms such as hydraulic pressure, mechanical linkage, rack-and-pinion, feed screw nuts
Driving, the application effect of each concrete form is not fully identical, can be adjusted flexibly according to actual demand.
Guider purpose is that, by the relative position between confining part, the horizontal level of Fixed frog lift beam makes
Track switch lift beam is restrained to vertical motion.Guider makes track switch lift beam is opposite with turnout junction girder fixing end to slide up and down,
Slip can be converted into rolling by installing rolling element, so as to reduce the friction that the two contact generates.
Engaging portion purpose is to realize that track switch lift beam is connected with turnout junction girder fixing end between beam, fills up the two gap, makes beam
Between transition more steady and smooth.Meanwhile engaging portion also possesses the function of guider between beam.
Positioner purpose is through physics /V, electric elements /V etc., realizes track switch lift beam in operating position
Positioning.
The purpose of the outer vehicular load load mechanism of vehicular load load mechanism, beam is to rise when track switch lift beam in beam
During to operating position, bear vehicle and cross the pressure generated during trouble to single-track turnout.
When mutual interlocking gear purpose is to ensure that a track switch lift beam rises to operating position, other track switch lift beams drop to
Avoid position.
Integral switches system is realized realizes that the connection of circuit is converted by the lifting of turnout junction girder.
It is specific embodiment below：
In a specific embodiment, lifting type Riding-type Monorail Switch includes Fixed frog beam and lifting turnout junction girder
Component.Fixed frog beam includes 1# turnout junction girders fixing end 1,2# turnout junction girders fixing end 2,3# turnout junction girders fixing end 3；Fall way
Cha Liang includes 1# track switches lift beam 4,2# track switches lift beam 5.
Turnout junction girder fixing end and track switch lift beam lifting contact surface can implement kinds of schemes.1# turnout junction girders in the present embodiment
When fixing end 1,2# turnout junction girders fixing end 2 and 1# track switches lift beam 4, the lifting contact surface of 2# track switches lift beam 5 are inclined-plane, add
Vehicle and track switch contact area, are more advantageous to vehicle high-speed and cross trouble.Meanwhile according to vehicle gauge, track switch length can be shortened, dropped
The occupied space of low single-track turnout.
Engaging portion 8 between driving device 6, guider 7, beam, positioner 9, vehicular load load mechanism 10 in beam, outside beam
Vehicular load load mechanism, mutual interlocking gear 11 can implement kinds of schemes.
Driving device 6 is by taking motor-driven gear rack as an example in the present embodiment, and can be based on hydraulic pressure, mechanical linkage, tooth
Take turns the driving that the diversified forms such as rack, feed screw nut realize lifting track switch beam；The application effect of each concrete form is not
It is identical, it can be adjusted flexibly according to actual demand.
Single-track turnout transfers torque by driving device 6 in the present embodiment, realizes 1# track switches lift beam 4 and 2# track switch lift beams
5 lifting (changing beam).
Mutual interlocking gear 11 ensures 1# track switches by the driving form of rack-and-pinion (double rack model is identical) in the present embodiment
When lift beam 4 rises to the operating position for connecting 1# turnout junction girders fixing end 1 and 3# turnout junction girders fixing end 3, under 2# track switches lift beam 5
It is down to and avoids position；Similarly, it ensure that 2# track switches lift beam 5 rises to connection 2# turnout junction girders fixing end 2 and 3# turnout junction girders are fixed
During the operating position at end 3,1# track switches lift beam 4, which drops to, avoids position.
In the present embodiment in 5 lifting process of 1# track switches lift beam 4 and 2# track switches lift beam, guider 7 possesses guiding
It acts on (such as cylinder guiding pair and matched cylindrical cavity), lifting track switch beam is made only to be restrained to vertically transport
It is dynamic.Guider 7 ensures that 1# track switches lift beam 4 and 2# track switches lift beam 5 slide up and down, can also be by installing the shapes such as rolling element
Slip is converted into rolling by formula, so as to reduce the friction that the two contact generates.Meanwhile the surface of guider 7 can implement it is a variety of
Form can be adjusted according to actual demand.
Both engaging portion 8 realizes that lifting track switch beam is connected with Fixed frog beam between the present embodiment central sill, fill up
Gap makes transition more steady and smooth between beam.Meanwhile engaging portion 8 also possesses the function of guiding between beam.
Positioner 9 by the realizations such as physics /V, electric elements /V lift track switch beam in operating position or
Avoid the positioning of position.
As shown in figure 3, positioner 9 passes through 1# turnout junction girders fixing end 1,2# turnout junction girders fixing end 2 and liter in the present embodiment
Positioning is realized in the top surface contact for dropping track switch beam contact jaw.
As shown in figure 3, when 2# track switches lift beam 2 rises to operating position, vehicular load load mechanism 10 is from 2# in beam
Turnout junction girder fixing end 2 is stretched out, to bear the pressure generated when vehicle crosses trouble to single-track turnout.When changing beam, vehicular load is held in beam
Force mechanisms 10 restore.
In a preferred embodiment, using the lifting type Riding-type Monorail Switch beam of hydraulic-driven；The lifting type across
Single-track turnout where type monorail turnout junction girder includes trapped orbit beam, lifting track switch beam.
Trapped orbit beam includes 1# track girders, 2# track girders, 3# track girders；The lifting type straddle-type list of hydraulic-driven
Track turnout beam, that is, lifting turnout junction girder includes 1# turnout junction girders, 2# turnout junction girders, wherein, lifting turnout junction girder institute band interlocking member includes axis
It holds, rack, bearing block, gear, main shaft.
As shown in figure 4, single-track turnout realizes the lifting of 1# turnout junction girders and 2# turnout junction girders by hydraulic cylinder extension.When 1# track switches
When beam rises to the operating position for connecting 1# track girders and 3# track girders, 2# turnout junction girders, which drop to, avoids position；Similarly, when 2# roads
When Cha Liang rises to the operating position for connecting 2# track girders and 3# track girders, 1# turnout junction girders, which drop to, avoids position.
As shown in Figure 5 in lifting track switch beam interlocking member, bearing ensure that the coaxial fortune between bearing block and main shaft
Dynamic, synchronous with main shaft wheel and rack engagement.Since rack model is consistent, stroke is transferred by interference connections, further
It ensure that 1# turnout junction girders are consistent with 2# turnout junction girder heave amplitudes, realize interlocking.
In 1# turnout junction girders and 2# turnout junction girder lifting process, special-shaped guiding pair (i.e. guiding pair between beam) possesses guiding role.
By the lifting type Riding-type Monorail Switch beam of hydraulic-driven, using this lifting track switch beam, place is single
Track turnout transfers torque using hydraulic cylinder as driving device, realizes that single-track turnout changes beam in the form of lifting turnout junction girder；Based on liquid
Cylinder pressure drives, and has the advantages such as lifting is reliable and stable, and torque is big.Meanwhile the rack pinion structure in turnout junction girder ensures it
Heave amplitude is consistent, realizes interlocking.Single-track turnout where the utility model can mainly include trapped orbit beam and fall way
Trouble beam.By hydraulic cylinder extension, the lifting of turnout junction girder is realized.When a turnout junction girder rises to operating position, another turnout junction girder
It drops to and avoids position；It is conversely, as the same.Meanwhile bearing ensure that the moved in coaxial between bearing block and main shaft, it is synchronous with main shaft
Rack and pinion engagement.Since rack model is identical, torque and displacement are transferred by interference connections, further ensures track switch
Beam heave amplitude is consistent, realizes interlocking；Exactly interlocking is realized using these mechanical structures, reliability can be substantially improved.In addition,
In turnout junction girder lifting process, special-shaped guiding pair possesses guiding role.The lifting type Riding-type Monorail Switch beam have it is simple in structure,
It occupies little space, the advantages such as production cost is low.
In a preferred embodiment, using the lifting type Riding-type Monorail Switch of gear-rack drive, such as Fig. 6 institutes
Show, with differing only in for hydraulic-driven：
Decelerating motor is coaxially connected with gear.Single-track turnout is driven by decelerating motor rotating and gear, rack engagement,
Torque is transferred based on lifting actuator, realizes the lifting (changing beam) of 1# turnout junction girders and 2# turnout junction girders.
Since rack model is consistent in the present embodiment, 1# turnout junction girders are consistent with 2# turnout junction girder heave amplitudes.It ensure that 1# roads
When Cha Liang rises to the operating position for connecting 1# track girders and 3# track girders, 2# turnout junction girders, which drop to, avoids position；Similarly, ensure
When 2# turnout junction girders rise to the operating position of connection 2# track girders and 3# track girders, 1# turnout junction girders, which drop to, avoids position.
In the present embodiment in 1# turnout junction girders and 2# turnout junction girder lifting process, special-shaped guiding pair and cylinder guiding pair, which possess, leads
To effect.In addition, trapped orbit beam structure can be increased in the supporting rib that can be positioned below of 1# track girders, 2# track girders, 3# track girders
Part intensity.
The lifting type Riding-type Monorail Switch of said gear rack drives is to transfer power as driving device using gear, rack
Square, lift turnout junction girder, change beam so as to fulfill single-track turnout, have it is simple in structure, reliable, occupy little space, the advantages such as precision height.
This lifting type Riding-type Monorail Switch can mainly include trapped orbit beam and lifting track switch beam.By that will slow down
Motor is coaxially connected with gear, and single-track turnout is driven by decelerating motor rotating and gear, rack engagement driving based on lifting
Part transfers the lifting of torque driving turnout junction girder, while realizes the interlocking between lifting track switch beam.Since rack model is consistent, road
The beam heave amplitude that branches off is consistent.When this type of drive ensure that a turnout junction girder rises to operating position, another turnout junction girder, which drops to, keeps away
Allow position, vice versa.Wherein, in turnout junction girder lifting process, special-shaped guiding pair and cylinder guiding pair possess connection and are oriented to work
With.
In a preferred embodiment, lifting type Riding-type Monorail Switch is additionally provided with the outer vehicular load load machine of beam
Structure, similar, place single-track turnout includes Fixed frog beam and lifting track switch beam.The outer vehicular load load of the beam
Mechanism includes load-carrying member, guide rail, motor, motor cabinet, synchronizing wheel, synchronous belt, load-carrying member supporting item.As shown in Figure 8, Figure 9,
Motor cabinet is installed on pedestal lower part by bolt, to fix motor.By synchronous belt, synchronously driving synchronizing wheel drives pedestal to motor
Load-carrying member is swung in portion.Load-carrying member lower end is equipped with rolling element and pedestal upper rail routing motion.
Wherein, load-carrying member is arranged in pairs, and unbalance loading occurs for load-carrying member when crossing trouble to avoid vehicle.
There are two types of operating modes for the outer vehicular load load mechanism of beam：
Operating mode 1：When hydraulic cylinder drives, 1# track switch lift beams rise to connection 1# turnout junction girders fixing end and 3# turnout junction girders are fixed
During the operating position at end, hydraulic cylinder drives 2# track switch lift beams to drop to and avoids position.Load-carrying member is rocked to the lifting of 1# track switches
It under beam, is placed on corresponding load-carrying member supporting item, bears vehicle and cross the load that trouble generates.
Operating mode 2：When hydraulic cylinder drives, 2# track switch lift beams rise to connection 2# turnout junction girders fixing end and 3# turnout junction girders are fixed
During the operating position at end, hydraulic cylinder drives 1# track switch lift beams to drop to and avoids position.Load-carrying member is rocked to the lifting of 2# track switches
Under beam, corresponding load-carrying member supporting item is placed in, vehicle is born and crosses the load that trouble generates.
Load-carrying member supporting item in the utility model is respectively close to the first track switch lift beam, the second track switch lift beam, example
Can such as it be located near corresponding track switch lift beam, such as obliquely downward；When load-carrying member moves along the rail, load-carrying member with
Load-carrying member supporting item close to the load-carrying member supporting item contact of the first track switch lift beam and with close second track switch lift beam
It is toggled between contact.Load-carrying member is located at the middle part of load-carrying member with guide rail overlapped region, is equivalent in load-carrying member
Additional stress point is added between fixed pivot and corresponding load-carrying member supporting item, and (certainly, load is concentrated mainly on fixed branch
Point on corresponding load-carrying member supporting item), can further increase the stability of load.
It is mechanical, electrical using load-carrying member, guide rail, electricity suitable for vehicular load load mechanism outside the beam of lifting type single-track turnout
The setting of engine base, synchronizing wheel, synchronous belt, load-carrying member supporting item etc. can bear to cross trouble when vehicle after turnout junction girder lifts and changes beam
When vehicle vertical direction load, be important functional supplement to lifting type single-track turnout constituent apparatus, solve new
Load problem when type lift track switch is applied can submit the safety in utilization and service life of lifting type single-track turnout significantly；
The application coordinates the lifting of lifting type single-track turnout beam, supports vehicular load in turnout junction girder, protection lift drive mechanism is from vehicle
Load, it is ensured that the safety in utilization and service life of lift drive mechanism；In addition, the outer vehicular load load mechanism of the beam is also
With simple in structure, occupy little space, it is affected by environment small the characteristics of.Vehicular load load mechanism in the utility model is applicable in
In lifting type single-track turnout, place single-track turnout mainly includes Fixed frog beam (turnout junction girder fixing end) and lifting turnout junction girder
Component (track switch lift beam) connects the realization of Fixed frog beam by the lifting for lifting track switch beam and changes beam.In addition, motor
Seat is installed on pedestal lower part by bolt, and to fix motor, by synchronous belt, synchronously driving synchronizing wheel drives in base portion motor
Load-carrying member is swung.Load-carrying member lower end is equipped with rolling element and pedestal upper rail routing motion.Wherein, load-carrying member can be set
Multiple, unbalance loading occurs for load-carrying member when crossing trouble to avoid vehicle.When hydraulic cylinder switch with follow up movement lift beam rises to operating position,
When another track switch lift beam drops to avoidance position, load-carrying member is rocked under the track switch lift beam in operating position, is placed in
On corresponding load-carrying member supporting item, bear vehicle and cross the load that trouble generates.Load-carrying member can be multiple (such as two or more),
Correspondingly, the quantity of load-carrying member supporting item is the multiple of load-carrying member quantity, it is preferred that positioned at the first track switch lift beam 4 one
Both the quantity of load-carrying member supporting item of the quantity of the load-carrying member supporting item of side with being located at 5 one side of the second track switch lift beam phase
Deng being equal to the quantity of load-carrying member.
In a preferred embodiment, it may be employed and led between guiding pair and the second beam between the first beam with specific structure
To pair.
As shown in Figure 10, guiding pair is included arranged on the protrusion of the first track switch lift beam end and arranged on second between the first beam
The recess portion of trouble beam fixed section end, protrusion are mutually engaged with recess portion, and rolling structure is provided between the convex surface of protrusion and the concave surface of recess portion
Part and raceway, rolling member are arranged in raceway, and the first track switch lift beam and the second turnout junction girder are fixed intersegmental slip and rubbed
Wiping is converted into rolling friction.Guiding pair is played during rising or declining for the first track switch lift beam and led between first beam
To and positioning action, change during beam the first track switch lift beam respectively with the second turnout junction girder fixed section and rotating road can guarantee
It can stablize docking between trouble beam.
Likewise, guiding pair is included arranged on the protrusion of the second track switch lift beam end and arranged on the 3rd turnout junction girder between the second beam
The recess portion of fixed section end, protrusion and recess portion are mutually engaged, be provided between the convex surface of protrusion and the concave surface of recess portion rolling member and
Raceway, rolling member are arranged in raceway, and the first track switch lift beam and the second turnout junction girder are fixed intersegmental sliding friction turns
Change rolling friction into.Preferably, rolling member is ball, idler wheel, needle roller or roller etc..
Further, lift beam carries out elevating movement in the vertical direction, specific drive form include Driven by Hydraulic Cylinder,
Push rod driving, gear-rack drive etc. are preferably gear-rack drive.Specifically, the first driving mechanism and the second driving mechanism
Structure is identical, including gear, rack, decelerating motor and lifting actuator, wherein, decelerating motor is coaxially connected with gear, tooth
Wheel and rack is meshed, and the power of decelerating motor output passes to rack by gear, and rack is connected with lifting actuator.It is excellent
Choosing, lifting actuator includes drive block and connecting rod, and connecting rod is fixed as one with drive block, meanwhile, connecting rod is fixed on
The lower section of first lifting turnout junction girder or the second lifting turnout junction girder, drive block center offers through hole, sets on through hole and match somebody with somebody with rack
The engaging section of conjunction, engaging section and rack cooperation, the first lifting turnout junction girder or the second fall way are driven with this under the drive of rack
Cha Liang is lifted back and forth.
The utility model forms the lifting with guide function by setting guiding pair between guiding pair and the second beam between the first beam
Attachment device between the beam of type Riding-type Monorail Switch is realized using turnout junction girder fixing end and the cooperation of the morpheme of turnout junction girder junction
The lifting of turnout junction girder when changing beam.Meanwhile by Design of Mechanical Structure, attachment device possesses horizontal location and guide function between beam.
Between beam in attachment device, sliding friction is converted to rolling friction by the form of rolling member and raceway in sliding block, is reduced friction and is disappeared
Consumption, such design so that it is reliable and stable to change beam process, rapidly and efficiently.In the first turnout junction girder and the first turnout junction girder fixing end phase
It is provided with guiding pair between beam between adjacent end face, is also equipped between the end face of the second turnout junction girder and the second turnout junction girder fixing end between beam
Guiding pair, guiding pair plays guiding and positioning for the first turnout junction girder and the second turnout junction girder during rising or declining between beam
Effect changes during beam the first turnout junction girder respectively between the first turnout junction girder fixing end and the 3rd turnout junction girder fixing end can guarantee
It can stablize stablize between docking and the second turnout junction girder and the second turnout junction girder fixing end and the 3rd turnout junction girder fixing end and dock.
Specifically, guiding pair includes protrusion and the first turnout junction girder fixing end end recess portion of the first track switch beam end between beam,
Protrusion is mutually engaged with recess portion, and rolling member and raceway are provided between the convex surface of protrusion and the concave surface of recess portion, and rolling member is set
In raceway, the sliding friction between the first turnout junction girder and the first turnout junction girder fixing end is converted into rolling friction.The rolling
Component is the ball, needle roller or roller being arranged in raceway.Beam is additionally provided in the first turnout junction girder and the second turnout junction girder to lead
To pair, for the first turnout junction girder and the second turnout junction girder, the positioning and guiding during beam is changed acts on beam guiding pair.Beam is oriented to auxiliary structure
For example to set through hole on the first Cha Liang and the second turnout junction girder, with guide post by through hole, during playing rising or declining
Guiding role.Beam guiding pair in each turnout junction girder can be two secondary, and two width can be separately positioned on the first turnout junction girder and the
The center of two turnout junction girders is close to two ends.
Further, guiding pair upper end is both provided between the beam in the first turnout junction girder fixing end and the second turnout junction girder fixing end
Cover board or sealing, to realize the /V to the first turnout junction girder and the second turnout junction girder uphill process respectively.
In addition, in the utility model, two sets of lifting actuators and one are provided with below the first turnout junction girder and the second turnout junction girder
Lifting drive component is covered, two sets of lifting actuators are separately fixed in the first turnout junction girder in the second turnout junction girder, and the lifting is dynamic
For power component for providing power needed for the first turnout junction girder and the lifting of the second turnout junction girder, a set of lifting drive component drives two sets respectively
Actuator is lifted, realizes that the second turnout junction girder declines or realizes that the first turnout junction girder declines same while the first turnout junction girder rises
When the second turnout junction girder rise.
The lifting drive component includes gear, rack and decelerating motor, wherein, decelerating motor is coaxially connected with gear,
Wheel and rack is meshed, and gear both sides are respectively arranged with a toothed rack, and the power of decelerating motor output is passed respectively by gear
Two toothed racks are passed, two toothed racks are connected respectively with two sets of lifting actuators.The lifting actuator includes drive block and company
Extension bar, connecting rod are fixed as one with drive block, meanwhile, connecting rod is separately fixed at below first, second turnout junction girder, two drives
Motion block is respectively provided with the engaging section with rack cooperation, and engaging section coordinates with two racks, with can be respectively in the drive of two toothed racks
First, second turnout junction girder of lower realization lifts back and forth.The output shaft of decelerating motor and gear are coaxially connected, can be revolved with moving gear
Turn.Wheel and rack engages, can be moved back and forth with carry-over bar.Decelerating motor rotating can be with moving gear rotating, Jin Ershi
The round-trip of existing rack.Single-track turnout is by decelerating motor rotating and gear, rack engagement driving, based on lifting actuator
Torque is transferred, the lifting of the first turnout junction girder and the second turnout junction girder is realized, is realized with this and change beam.Lifting actuator is mutually nibbled with rack
It closes, lifting actuator connects rack and the first turnout junction girder or the second turnout junction girder simultaneously, is moved up and down with energy switch with follow up movement beam.
First turnout junction girder is equipped with the identical lifting actuator of structure, and first with each corresponding below the second turnout junction girder
Turnout junction girder is consistent with structure with the model of the rack set below the second turnout junction girder, to ensure the first turnout junction girder and the second turnout junction girder
Heave amplitude is consistent, and then ensure that the first turnout junction girder rises to the first turnout junction girder fixing end of connection and the 3rd turnout junction girder fixing end
Operating position when, the second turnout junction girder drop to avoid position；Similarly, it is also ensured that the second turnout junction girder rises to connection second
During the operating position of turnout junction girder fixing end and the 3rd turnout junction girder fixing end, the first turnout junction girder, which drops to, avoids position.At first
In Cha Liang and the second turnout junction girder lifting process, guiding pair possesses guiding role between beam guiding pair and beam.It is led between beam guiding pair and beam
It is similar to auxiliary structure.
The utility model includes between beam guiding pair and beam attachment device between the beam of guiding pair by setting, and realizes fall way
Branch off beam movement when positioning and guiding, have the advantages that it is simple in structure, occupy little space, production cost is low etc..
It can be seen that in above-mentioned preferred embodiment, single-track turnout can be for example, by decelerating motor rotating and rack and pinion engagement
Torque is transferred in driving, realizes the lifting of turnout junction girder；And guiding pair possesses in turnout junction girder lifting process, between beam guiding pair and beam leads
To effect, beam guiding pair is similar with being oriented to auxiliary structure between beam, will by rolling member between turnout junction girder and turnout junction girder fixing end
Sliding friction is converted into rolling friction.At the same time, end closure on guiding pair between the beam in turnout junction girder fixing end, is realized for road
The /V of Cha Liang.
As it will be easily appreciated by one skilled in the art that the above is only the preferred embodiment of the utility model only, not
Limiting the utility model, any modification for being made within the spirit and principle of the utility model, equivalent substitution and change
Into etc., it should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of lifting type Riding-type Monorail Switch, which is characterized in that lifted including the first track switch lift beam (4) and the second track switch
Beam (5), wherein, the first track switch lift beam (4) is used to connect the first track switch fixed beam (1) and the 3rd track switch fixed beam (3),
The second track switch lift beam (5) is for the second track switch fixed beam (2) of connection and the 3rd track switch fixed beam (3)；
The first track switch lift beam (4) and the second track switch lift beam (5) are connected with driver, the first track switch liter
Drop beam (4) under the driving of the driver for carrying out elevating movement, so as to switch the first track switch fixed beam (1) and described
The connection of both 3rd track switch fixed beams (3) and disconnected state；Also, the first track switch lift beam (4) and described first
Track switch fixed beam (1) is slidably matched by guiding pair realization between the first beam；
The second track switch lift beam (5) is also used for carrying out elevating movement under the driving of the driver, so as to switch described
The connection of both two track switch fixed beams (2) and the 3rd track switch fixed beam (3) and disconnected state；Also, the second
Trouble lift beam (5) and the second track switch fixed beam (2) are slidably matched by guiding pair realization between the second beam.
2. lifting type Riding-type Monorail Switch as described in claim 1, which is characterized in that guiding pair includes setting between first beam
In the protrusion of first track switch lift beam (4) end and the recess portion arranged on first track switch fixed beam (1) end, protrusion is mutually stung with recess portion
It closes, rolling member and raceway is provided between the convex surface of protrusion and the concave surface of recess portion, rolling member is arranged in raceway, by the
Sliding friction between one track switch lift beam (4) and the first track switch fixed beam (1) is converted into rolling friction；
Guiding pair is included arranged on the protrusion of second track switch lift beam (5) end and arranged on the second track switch fixed beam between second beam
(2) recess portion of end, protrusion and recess portion are mutually engaged, and rolling member and rolling are provided between the convex surface of protrusion and the concave surface of recess portion
Road, rolling member are arranged in raceway, by the sliding friction between the second track switch lift beam (5) and the second track switch fixed beam (2)
It is converted into rolling friction.
3. lifting type Riding-type Monorail Switch as described in claim 1, which is characterized in that the 3rd track switch fixed beam (3) is extremely
Mostly the state being connected is in one of the first track switch fixed beam (1) and the second track switch fixed beam (2)；
The first track switch lift beam (4) is carried out at the same time elevating movement, the movement side of the two with the second track switch lift beam (5)
It is opposite to each other.
4. lifting type Riding-type Monorail Switch as described in claim 1, which is characterized in that the lifting type Riding-type Monorail Switch
Interlocking member is further included, which includes bearing block and the main shaft in the bearing block, is set on the main shaft with teeth
Wheel, the gear are connected respectively with the first rack and the second rack, wherein first rack and the first track switch lift beam (4)
It is fixedly linked, second rack is fixedly linked with the second track switch lift beam (5)；The gear is for described in drive simultaneously
The movement side of both the progress translational motion of both first rack and second rack, first rack and second rack
It is opposite to each other.
5. lifting type Riding-type Monorail Switch as described in claim 1, which is characterized in that the driver for hydraulic unit driver or
Gear-rack drive device；The gear-rack drive device includes main shaft and the gear on the main shaft, the gear difference
It is connected with the first rack and the second rack, wherein first rack is lifted by the first lifting actuator with first track switch
Beam (4) is connected, and second rack is connected by the second lifting actuator with the second track switch lift beam (5)；The gear
For simultaneously both first rack and second rack being driven to carry out translational motion, first rack and described second
The direction of motion of both racks is opposite each other, so as to drive the first track switch lift beam (4) and the second track switch lift beam
(5) elevating movement, the movement side of the first track switch lift beam (4) and both the second track switch lift beams (5) are carried out at the same time
It is opposite to each other；
The main shaft is also connected with decelerating motor, and the decelerating motor is for driving the main axis, so as to be further driven to
State gear rotation.
6. lifting type Riding-type Monorail Switch as described in claim 1, which is characterized in that the lifting type Riding-type Monorail Switch
Further include multiple cylinder guiding pairs, be both provided on the first track switch lift beam (4) and the second track switch lift beam (5) with
The cylindrical cavity that the cylinder guiding pair matches, the cylinder guiding pair be used for the first track switch lift beam (4) and
The second track switch lift beam (5) is in contact, consequently facilitating the first track switch lift beam (4) and the second track switch lift beam
(5) elevating movement.
7. lifting type Riding-type Monorail Switch as described in claim 1, which is characterized in that the lifting type Riding-type Monorail Switch
Further include the outer vehicular load load mechanism of beam, the outer vehicular load load mechanism of the beam include the load-carrying member being located on guide rail, with
And it is located at the load-carrying member supporting item of the first track switch lift beam (4) and the second track switch lift beam (5) nearby respectively；The load structure
Part is used to move to connect the first track switch lift beam (4) and the load-carrying member supporting item along the guide rail or be connected
The second track switch lift beam (5) and the load-carrying member supporting item so that the load-carrying member carries the first track switch lift beam
(4) or carrying the second track switch lift beam (5).
8. lifting type Riding-type Monorail Switch as described in claim 1, which is characterized in that the lifting type Riding-type Monorail Switch
Vehicular load load mechanism (10) in telescopic beam is further included, vehicular load load mechanism (10) is respectively positioned at described in the beam
First track switch fixed beam (1) and the second track switch fixed beam (2) are on described 3rd track switch fixed beam (3) one end；
Vehicular load load mechanism (10) is used at described first in the beam in the first track switch fixed beam (1)
Trouble fixed beam (1) is extended when being in connection status with the first track switch lift beam (4) to the first track switch lift beam (4)
It is interior, so as to play the role of carrying out load to the first track switch lift beam (4)；
Vehicular load load mechanism (10) is used in the second in the beam in the second track switch fixed beam (2)
Trouble fixed beam (2) is extended when being in connection status with the second track switch lift beam (5) to the second track switch lift beam (5)
It is interior, so as to play the role of carrying out load to the second track switch lift beam (5).
9. lifting type Riding-type Monorail Switch as claimed in claim 2, which is characterized in that the rolling member is ball, needle roller
Or roller；The upper end of guiding pair and the second track switch fixed beam (2) between the first beam of the first track switch fixed beam (1)
The second beam between the upper end of guiding pair be both provided with cover board or sealing, realized respectively to the first track switch lift beam (4) and
The /V of two track switch lift beam (5) uphill process.
10. lifting type Riding-type Monorail Switch as claimed in claim 7, which is characterized in that the load-carrying member is two, motor
For the two load-carrying members to be driven to carry out pendulum motion along the guide rail；The two load-carrying members respectively with two synchronizing wheel phases
Even, then it is connected between the two synchronizing wheels by synchronous belt, the motor is for driving two synchronizing wheel synchronous workings, so as to band
It moves described two load-carrying members and synchronizes movement；
Positioned at the quantity of the load-carrying member supporting item of the first track switch lift beam (4) one side and positioned at second track switch
Both the quantity of the load-carrying member supporting item of lift beam (5) one side is equal, is two；
The motor is mounted on the lower surface of pedestal by motor cabinet, and the load-carrying member supporting item is then fixedly mounted on the pedestal
Upper surface, the load-carrying member, the first track switch lift beam (4) and the second track switch lift beam (5) are respectively positioned on the bottom
The top of seat；
The rolling element that can coordinate and be moved along the guide rail is additionally provided on the load-carrying member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721439583.3U CN207391954U (en) | 2017-10-31 | 2017-10-31 | A kind of lifting type Riding-type Monorail Switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721439583.3U CN207391954U (en) | 2017-10-31 | 2017-10-31 | A kind of lifting type Riding-type Monorail Switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207391954U true CN207391954U (en) | 2018-05-22 |
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ID=62328077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721439583.3U Active CN207391954U (en) | 2017-10-31 | 2017-10-31 | A kind of lifting type Riding-type Monorail Switch |
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| Country | Link |
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| CN (1) | CN207391954U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107620230A (en) * | 2017-10-31 | 2018-01-23 | 中铁第四勘察设计院集团有限公司 | A kind of lifting type Riding-type Monorail Switch |
| CN110644300A (en) * | 2018-06-26 | 2020-01-03 | 比亚迪股份有限公司 | Level crossing internal guide type turnout and rail transit system with same |
| WO2020155531A1 (en) * | 2019-01-31 | 2020-08-06 | 江西理工大学 | Turnout system of permanent magnet maglev rail transit and control method therefor |
| CN112193277A (en) * | 2020-10-19 | 2021-01-08 | 重庆华渝重工机电有限公司 | Straddle type monorail transit joint type single turnout driving device |
-
2017
- 2017-10-31 CN CN201721439583.3U patent/CN207391954U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107620230A (en) * | 2017-10-31 | 2018-01-23 | 中铁第四勘察设计院集团有限公司 | A kind of lifting type Riding-type Monorail Switch |
| CN107620230B (en) * | 2017-10-31 | 2024-02-20 | 中铁第四勘察设计院集团有限公司 | Lifting type straddle type monorail turnout |
| CN110644300A (en) * | 2018-06-26 | 2020-01-03 | 比亚迪股份有限公司 | Level crossing internal guide type turnout and rail transit system with same |
| WO2020155531A1 (en) * | 2019-01-31 | 2020-08-06 | 江西理工大学 | Turnout system of permanent magnet maglev rail transit and control method therefor |
| CN112193277A (en) * | 2020-10-19 | 2021-01-08 | 重庆华渝重工机电有限公司 | Straddle type monorail transit joint type single turnout driving device |
| CN112193277B (en) * | 2020-10-19 | 2022-09-23 | 重庆华渝重工机电有限公司 | Straddle type monorail transit joint type single turnout driving device |
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