CN115535782B - Bidirectional rail cutting structure for multi-car intelligent elevator system - Google Patents
Bidirectional rail cutting structure for multi-car intelligent elevator system Download PDFInfo
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- CN115535782B CN115535782B CN202011241226.2A CN202011241226A CN115535782B CN 115535782 B CN115535782 B CN 115535782B CN 202011241226 A CN202011241226 A CN 202011241226A CN 115535782 B CN115535782 B CN 115535782B
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- 238000005520 cutting process Methods 0.000 title claims abstract description 60
- 230000002457 bidirectional effect Effects 0.000 title claims abstract description 39
- 230000001174 ascending effect Effects 0.000 claims abstract description 5
- 230000007246 mechanism Effects 0.000 abstract description 4
- 238000005096 rolling process Methods 0.000 description 8
- 230000006870 function Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/02—Guideways; Guides
- B66B7/021—Guideways; Guides with a particular position in the shaft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/02—Guideways; Guides
- B66B7/022—Guideways; Guides with a special shape
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/02—Guideways; Guides
- B66B7/023—Mounting means therefor
- B66B7/026—Interconnections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B9/00—Kinds or types of lifts in, or associated with, buildings or other structures
- B66B9/003—Kinds or types of lifts in, or associated with, buildings or other structures for lateral transfer of car or frame, e.g. between vertical hoistways or to/from a parking position
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Structural Engineering (AREA)
- Elevator Control (AREA)
Abstract
The invention discloses a bidirectional rail cutting structure for a multi-car intelligent elevator system, wherein the elevator system comprises a plurality of cars, at least two main rails and a switching device, the switching device is used for connecting or disconnecting two different main rails, the plurality of cars are operated on the same main rail, and the elevator structure has no trailing cable; the bidirectional rail cutting structure is composed of a main rail and a switching device, the car switches the main rail through the bidirectional rail cutting structure, the car performs ascending or descending rail cutting operation between the two main rails through the bidirectional rail cutting structure, the bidirectional rail cutting structure is provided with a plurality of through points connected with the switching mechanism, and the main rail is provided with a through point connected with the switching mechanism; when the car runs in a non-rail cutting mode, the car moves straight on the main rail and the bidirectional rail cutting structure. The bidirectional rail cutting structure for the multi-car intelligent elevator system can be connected with any two rails, achieves a car bidirectional rail changing function, meets the requirement that a plurality of cars are simultaneously loaded on parallel rails to run on a variable way to avoid, and greatly improves the running efficiency of an elevator.
Description
Technical Field
The invention relates to the technical field of elevator structures, in particular to a bidirectional rail cutting structure for a multi-car intelligent elevator system.
Background
At present, the elevator car is widely operated in a mode of traction driving by a steel wire rope, only one car can be arranged in one hoistway, and the elevator in a single car operation mode can still meet the use requirements in low-rise buildings and occasions with low traffic, but the defects of long waiting time and low conveying efficiency in high-rise buildings or super high-rise buildings with high population density are remarkably amplified. If the elevator shaft and the corresponding elevator car are increased, the building space is occupied greatly, the cost is also increased obviously, and the problem of low elevator conveying efficiency still exists.
Along with the continuous development of engineering technology level, the mode of multi-car operation such as double-deck car elevator, double-car elevator, ring-shaped or bifurcation ring-shaped elevator has appeared gradually, but the elevator car of these multi-car elevator operation modes of known all is located on the track in same well, and the elevator car between each well can't carry out track switching operation, more can't carry out the overrun operation between the car, under the circumstances of traffic surge, adopts present multi-car operation mode, has not only reduced the space utilization of building by a wide margin, does not have the problem of the low efficiency of elevator transportation of fundamental solution moreover.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: aiming at the technical problems in the prior art, the invention provides a bidirectional rail cutting structure for a multi-car intelligent elevator system, which can be connected with any two rails, realize the bidirectional rail changing function of the cars, meet the requirement of simultaneously loading and running a plurality of cars on parallel rails and enabling the cars to avoid in a variable way, and greatly improve the running efficiency of the elevator.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
A bidirectional rail cutting structure for a multi-car intelligent elevator system, the elevator system comprising a plurality of cars, at least two main rails and a switching device, wherein the switching device is provided with a plurality of switching devices, the switching device is used for connecting or disconnecting two different main rails, the switching device and the main rails form a running rail of the cars, the plurality of cars run on the same main rail, and the elevator structure has no travelling cable; the bidirectional rail cutting structure comprises a main rail and a switching device, wherein the car switches the main rail through the bidirectional rail cutting structure, the car performs ascending or descending rail cutting operation between the two main rails through the bidirectional rail cutting structure, the bidirectional rail cutting structure is provided with a plurality of rail cutting points, and the main rail is provided with a through break point connected with the switching mechanism; when the car runs in a non-rail cutting mode, the car moves straight on the main rail and the bidirectional rail cutting structure.
As a further improvement of the above technical scheme:
Preferably, the car can be switched to another adjacent main track through the same bidirectional rail cutting structure when one main track ascends or descends.
Preferably, the switching device is provided with an inner rotating module and an outer rotating module, the inner rotating module and the outer rotating module are coaxially arranged, the outer rotating module is arranged on the outer ring of the inner rotating module, and the outer rotating module and the inner rotating module independently rotate.
Preferably, the outer rotating module is provided with an outer straight moving rail for the car to move straight and an outer changing rail for the car to switch the well; the outer rotating module is further provided with an outer rotating table, the outer straight moving rail and the outer changing rail are arranged on the outer rotating table, the outer straight moving rail is connected with or disconnected from the main rail through rotation of the outer rotating table, and the outer changing rail is connected with or disconnected from the main rail through rotation of the outer rotating table.
Preferably, the inner rotating module is provided with an inner straight moving rail for the car to move straight and an inner cutting rail for the car to switch the well; the inner rotating module is provided with an inner rotating table, the inner straight moving rail and the inner rotating rail are arranged on the inner rotating table, the inner straight moving rail is connected with or disconnected from the outer straight moving rail through rotation of the inner rotating table, and the inner rotating rail is connected with or disconnected from the outer rotating rail through rotation of the inner rotating table.
Preferably, the outer straight moving rail is provided with two groups, which are respectively positioned at two ends of the outer turntable, and each group of the outer straight moving rail is connected with one end of the inner straight moving rail.
Preferably, two inner straight moving rails are provided, and each inner straight moving rail is connected with two groups of outer straight moving rails.
Preferably, the external change rail is provided with two groups, which are respectively positioned at two ends of the external turntable, and each group of external change rail is connected with one end of the internal change rail.
Preferably, each group of the outer straight moving rails is provided with two rail bodies, each group of the outer changing rails is provided with two rail bodies, and the outer changing rails are arranged between the two outer straight moving rails.
Preferably, the external change rail is an arc-shaped rail, and the arc-shaped rail is connected with or disconnected from the main rail through rotation of the outer turntable.
Preferably, a fixed platform is arranged between the outer rotating module and the inner rotating module, and the outer rotating module and the inner rotating module rotate relative to the fixed platform.
Preferably, the switching device is provided with a guiding module, which is arranged between the outer rotating module and the fixed platform and between the inner rotating module and the fixed platform.
Preferably, the guiding module comprises a fixed block and a rolling block, wherein the rolling block is arranged on the fixed block, and the rolling block is self-transmitted relative to the fixed block.
Preferably, the joint of the main track and the switching device is an arc incision.
Compared with the prior art, the bidirectional rail cutting structure for the multi-car intelligent elevator system has the following advantages:
(1) According to the bidirectional rail cutting structure for the multi-car intelligent elevator system, when a plurality of cars run on any same track and a front car is stopped, a rear car can realize the rail cutting exceeding function in a bidirectional rail cutting mode.
(2) The bidirectional rail cutting structure for the multi-car intelligent elevator system is provided with at least two main running rails, the outer rotating module is centrosymmetric, and the inner rotating module is arranged in the center of the outer rotating module. Compared with a unidirectional rail changing mode, the invention has more compact structure and space arrangement, and meanwhile, the bidirectional rail cutting function enables the dispatching of the elevator car operation control to be more flexible.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic perspective view of the present invention.
FIG. 3 is a schematic diagram of the present invention in use to implement straight-through operation.
FIG. 4 is a schematic diagram of an application of the present invention implementing a right cut rail condition.
FIG. 5 is a schematic diagram of an application of the present invention implementing a left cut rail condition.
The reference numerals in the figures illustrate:
1. A main track; 2. an outer rotation module; 21. an outer straight movable rail; 22. externally cutting a rail; 23. an outer turntable; 3. an inner rotation module; 31. an inner straight unit; 32. an inner cutting rail; 33. an inner turntable; 4. a fixed platform; 5. a guide module; 51. a fixed block; 52. a scroll block.
Detailed Description
The following describes specific embodiments of the present invention in detail. It should be understood that the detailed description and specific examples, while indicating and illustrating the invention, are not intended to limit the invention.
Fig. 1 to 5 show an embodiment of the present application for a two-way cut rail structure for a multi-car intelligent elevator system, which comprises a plurality of cars, at least two main rails 1 and a switching device, which is provided in plurality for engaging or disengaging two different main rails 1, the switching device and the main rails 1 constituting the running rail of the cars, a plurality of cars running on the same main rail 1, the elevator structure being free of trailing cables. The construction of elevator systems is described in the patent application filed by the inventors, in particular in the application number: 201811576739.1, 202011013826.3, etc. describe track structures.
In the embodiment, the bidirectional rail cutting structure is composed of a main rail 1 and a switching device, a car switches the main rail 1 through the bidirectional rail cutting structure, the car performs ascending or descending rail cutting operation between the two main rails 1 through the bidirectional rail cutting structure, the bidirectional rail cutting structure is provided with a plurality of through points, and the main rail 1 is provided with a through point connected with the switching mechanism; when the car runs in a non-rail cutting mode, the car moves straight on the main rail 1 and the bidirectional rail cutting structure.
In this embodiment, the switching device is provided with an inner rotary module 3, a fixed platform 4 and an outer rotary module 2, the inner rotary module 3 and the outer rotary module 2 are coaxially arranged, the fixed platform 4 is arranged between the outer rotary module 2 and the inner rotary module 3, a group of driving components are respectively arranged between the outer rotary module 2 and the inner rotary module 3, the driving components can independently control the operation angles of the two rotary modules, and in the prior art, more driving structures can realize the functions of the driving components of this embodiment, so that excessive description is not made here.
In this embodiment, a plurality of main rails 1 may be disposed in the hoistway to form parallel rails. The switching device communicates the two main rails 1 by rotation. The track layout method of the present invention will be described by taking 2 main tracks 1 as an example.
In fig. 3, the left side is a first main track, the right side is a second main track, and the two main tracks are adjacently arranged. As shown in fig. 5, the "left cut rail" is that the car is switched obliquely upward from the first main rail to the second main rail or obliquely downward from the second main rail to the first main rail by the switching device; the right rail cutting is that the car is obliquely switched from the first main rail to the second main rail or obliquely switched from the second main rail to the first main rail by a switching device; the straight running is that the switching device directly passes through a single main track up and down without cutting the track, and the lift car moves straight. The inner rotary module 3 and the outer rotary module 2 can do rotary motion around the axle center, have three working conditions of clockwise limit, anticlockwise limit and middle reset, and any structure capable of achieving the rotation limit function is suitable for the invention. Corresponding to the three working conditions of left rail cutting, right rail cutting and straight running.
In this embodiment, the outer rotary module 2 is provided with an outer straight movable rail 21 and an outer switch rail 22. The outer rotary module 2 is further provided with an outer rotary table 23, the outer straight movable rail 21 and the outer switching rail 22 are mounted on the outer rotary table 23, the outer straight movable rail 21 is connected with or disconnected from the main rail 1 through rotation of the outer rotary table 23, and the outer switching rail 22 is connected with or disconnected from the main rail 1 through rotation of the outer rotary table 23.
In the present embodiment, the inner rotary module 3 is provided with an inner straight unit 31 and an inner switch rail 32. The inner rotary module 3 is provided with an inner turntable 33, the inner straight movable rail 31 and the inner switching rail 32 are mounted on the inner turntable 33, the inner straight unit 31 is connected to or disconnected from the outer straight movable rail 21 by rotation of the inner turntable 33, and the inner switching rail 32 is connected to or disconnected from the outer switching rail 22 by rotation of the inner turntable 33. The inner switching rail 32 is driven to be connected with or disconnected from the outer switching rail 22 by the rotation of the outer turntable 23 and the inner turntable 33, and the inner straight moving unit 31 is driven to be connected with or disconnected from the outer straight moving rail 21 by the rotation of the outer turntable 23 and the inner turntable 33.
In this embodiment, two sets of outer straight moving rails 21 are respectively located at two ends of the outer turntable 23, and each set of outer straight moving rails 21 is connected to one end of the inner straight moving unit 31.
In this embodiment, the external switch rail 22 is provided with two groups, which are respectively located at two ends of the external turntable 23, and each group of external switch rail 22 is connected with one end of the internal switch rail 32. The inner switch rail 32 is a straight rail.
In this embodiment, the outer straight movable rail 21 is provided with 2 straight rails, the outer switching rail 22 is provided with 2 arc rails, and the arc rails are engaged with or disengaged from the main rail 1 by rotation of the outer turntable 23. The 2 arc-shaped tracks are symmetrically distributed, and the arc-shaped tracks are positioned between the 2 straight-running tracks. The inner straight unit 31 is provided with 2 straight rails, and the inner switching rail 32 is located between the 2 straight rails of the inner straight unit 31.
In this embodiment, as shown in fig. 5, when the inner rotary module 3 and the outer rotary module 2 are in time limit, the upper right arc track, the lower left arc track, the inner cutting track 32, the lower section of the first main track and the upper section of the second main track are communicated; when the device is in the reverse time limit state as shown in fig. 4, the upper left arc-shaped track, the lower right arc-shaped track, the inner cutting track 32, the upper section of the first main track and the lower section of the second main track are communicated; as shown in fig. 3, when in reset, the first main movable rail is communicated with the upper section and the lower section of the first main rail, and the second main movable rail is communicated with the upper section and the lower section of the second main rail.
In this embodiment, the outer rotating module 2 and the inner rotating module 3 are provided with driving components, and the driving components perform rotating motion. The rotation limit angles of the outer rotation module 2 and the inner rotation module 3 are different, the driving modes are 2, and one driving mode can independently drive the outer rotation module 2 and the inner rotation module 3 by adopting 2 driving components; the outer rotary module 2 and the inner rotary module 3 can be connected with a driving assembly through a differential device.
In this embodiment, the movable end face interfaces of all the rails are arranged in a circular arc notch shape. In this embodiment, the outer turntable 23 and the inner turntable 33 are respectively provided with a limiting structure, and the limiting structure is used for fixing the turntable after the outer turntable 23 or the inner turntable 33 rotates, and any limiting device capable of being used for the rotating structure in the prior art can be used in the switching device of this embodiment, so long as no interference is required for other structures.
In this embodiment, the switching device is further provided with a guiding module 5, the guiding module 5 includes a fixed block 51 and a rolling block 52, the fixed blocks are mounted on the inner turntable 44 and the outer turntable 23, the fixed block 51 is uniformly distributed along the inner ring of the outer turntable and the outer ring of the inner turntable 33, the rolling block 52 is mounted on the fixed block 51, and the rolling block 52 rolls around the rotating shaft of the fixed block 51. The rolling blocks 52 roll along the inner circle and the outer circle of the fixed platform 4, and corresponding rolling grooves are arranged on the fixed platform 4. In other embodiments, the outer turntable 23 is configured to rotate on the fixed platform 4, and the inner turntable 33 is configured to move on the outer turntable 23 without the fixed platform 4. Or the fixed platform 4 is arranged on the inner ring of the inner rotary table 33, the inner rotary table 33 is arranged to rotate on the fixed platform 4, and the outer rotary table 23 is arranged to move on the inner rotary table 33.
In this embodiment, the outer turntable 23 and the inner turntable 33 are respectively provided with a limiting structure, and the limiting structure is used for fixing the turntable after the outer turntable 23 or the inner turntable 33 rotates, and any limiting device capable of being used for the rotating structure in the prior art can be used in the switching device of this embodiment, so long as no interference is required for other structures.
In this embodiment, the outer diameter of the outer rotary module 2 is determined by the distance between the main rails 1, the radius of the cut-off turning, and the cut-off clamping angle, and is generally set to not more than 2 times the floor height.
In this embodiment, the radius of the cut-off turn depends on the minimum radius of the car allowed to turn, the larger the radius is, the more comfortable the car cut-off turn is, the better the experience of the passengers is, the limit angle of the internal rotation module 3 is determined by the maximum cut-off angle allowed by the car to run, and in theory, the smaller the cut-off angle is, the smaller the perception of the passengers when the car cuts off the track is, the better the experience is, and generally the experience is not more than 45 degrees.
Under the condition that the distance between the main rails 1 is determined, the turning radius and the rail cutting clamping angle are selected to meet the requirement that the car driving travelling part does not interfere with other non-working guide rails under the three working condition modes of a rail system.
The track layout method of the invention has the following operation principle:
In general, the outer rotary module 2 and the inner rotary module 3 are in a reset state. When a car moves upwards along a first main track, the control system of the elevator detects that another car stops in front of the same track, meanwhile, no other car exists in the relevant distance of a second main track, under the condition that the safety setting condition is confirmed to be met, a left rail cutting instruction is issued to a relevant switching device in front of the car, an inner rotating module 3 and an outer rotating module 2 rotate to a 'clockwise limiting' station and are locked under the action of a driving assembly, after the system detects that a safety loop meets the requirement, the car moves from the first main track to the second main track along a left arc-shaped track, an inner rotating track 32 and a right arc-shaped track on the outer rotating module 2, and thus, one rail cutting action is completed, and the outer rotating module 2 and the inner rotating module 3 are reset. Similarly, when right cutting the rail, the inner and outer rotating modules 2 do opposite movement.
The track switching method can be arranged on different floor sections of the track according to the actual passenger traffic and the number of the arranged cars.
Other structures referred to in this application are described in the applicant's patented patent and will be fully understood by those skilled in the art in combination with conventional techniques. The description is not repeated here too much.
The above embodiments are merely preferred embodiments of the present invention, and are not intended to limit the present invention in any way. While the invention has been described with reference to preferred embodiments, it is not intended to be limiting. Therefore, any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present invention shall fall within the scope of the technical solution of the present invention.
Claims (9)
1. A bidirectional rail cutting structure for a multi-car intelligent elevator system, the elevator system comprising a plurality of cars, at least two main rails and a switching device, the switching device being provided with a plurality of switching devices for connecting or disconnecting two different main rails, the switching device and the main rails forming a running rail of the cars, the plurality of cars running on the same main rail, characterized in that the elevator structure has no trailing cable; the bidirectional rail cutting structure comprises a main rail and a switching device, wherein the car switches the main rail through the bidirectional rail cutting structure, the car performs ascending or descending rail cutting operation between the two main rails through the bidirectional rail cutting structure, the bidirectional rail cutting structure is provided with a plurality of rail cutting structures, and the main rail is provided with on-off points connected with the switching device; when the car runs in a non-rail cutting mode, the car moves straight on the main rail and the bidirectional rail cutting structure; the switching device is provided with an inner rotating module and an outer rotating module, the inner rotating module and the outer rotating module are coaxially arranged, the outer rotating module is arranged on the outer ring of the inner rotating module, and the outer rotating module and the inner rotating module independently rotate.
2. The bi-directional rail cut structure for a multi-car intelligent elevator system of claim 1, wherein the cars can be switched to another adjacent main rail by the same bi-directional rail cut structure when one main rail is ascending or descending.
3. The bidirectional rail cutting structure for the multi-car intelligent elevator system according to claim 2, wherein the outer rotating module is provided with an outer straight moving rail for the car to move straight and an outer changing rail for the car to switch shafts; the outer rotating module is further provided with an outer rotating table, the outer straight moving rail and the outer changing rail are arranged on the outer rotating table, the outer straight moving rail is connected with or disconnected from the main rail through rotation of the outer rotating table, and the outer changing rail is connected with or disconnected from the main rail through rotation of the outer rotating table.
4. The bidirectional rail switching structure for a multi-car intelligent elevator system according to claim 3, wherein the inner rotating module is provided with an inner straight moving rail for the car to move straight and an inner switching rail for the car to switch shafts; the inner rotating module is provided with an inner rotating table, the inner straight moving rail and the inner rotating rail are arranged on the inner rotating table, the inner straight moving rail is connected with or disconnected from the outer straight moving rail through rotation of the inner rotating table, and the inner rotating rail is connected with or disconnected from the outer rotating rail through rotation of the inner rotating table.
5. The bidirectional rail cutting structure for a multi-car intelligent elevator system according to claim 4, wherein two groups of the outer straight movable rails are respectively arranged at two ends of the outer turntable, and each group of the outer straight movable rails is connected with one end of the inner straight movable rail.
6. The bi-directional cut rail structure for a multi-car intelligent elevator system of claim 5, wherein there are two said inner straight running movable rails, each said inner straight running movable rail engaging two sets of outer straight running movable rails.
7. The bi-directional switch rail structure for a multi-car intelligent elevator system of claim 6, wherein said outer switch rail is provided in two sets at both ends of said outer turntable, respectively, each set of said outer switch rail being engaged with one end of said inner switch rail.
8. The bi-directional cut rail structure for a multi-car intelligent elevator system of claim 7, wherein each set of said outer straight traveling movable rails is provided with two rail bodies, each set of said outer cut rail is provided with two rail bodies, and said outer cut rail is disposed between said two outer straight traveling movable rails.
9. The bi-directional cut rail structure for a multi-car intelligent elevator system of claim 8, wherein the outer cut rail is an arcuate rail that is engaged with or disengaged from the main rail by rotation of the outer turntable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011241226.2A CN115535782B (en) | 2020-11-09 | 2020-11-09 | Bidirectional rail cutting structure for multi-car intelligent elevator system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011241226.2A CN115535782B (en) | 2020-11-09 | 2020-11-09 | Bidirectional rail cutting structure for multi-car intelligent elevator system |
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| CN115535782A CN115535782A (en) | 2022-12-30 |
| CN115535782B true CN115535782B (en) | 2024-06-04 |
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| CN202011241226.2A Active CN115535782B (en) | 2020-11-09 | 2020-11-09 | Bidirectional rail cutting structure for multi-car intelligent elevator system |
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| CN102704357A (en) * | 2012-05-31 | 2012-10-03 | 长治市潞安合力机械有限责任公司 | Pneumatic rotation mechanism for turnout |
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| CN109989300A (en) * | 2017-12-29 | 2019-07-09 | 比亚迪股份有限公司 | Crossover turnout and Rail Transit System with it |
| CN110155850A (en) * | 2018-11-14 | 2019-08-23 | 湖南大举信息科技有限公司 | Switching mechanism for the parallel elevator running track of more carriages |
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2020
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|---|---|---|---|---|
| FR1253619A (en) * | 1960-04-07 | 1961-02-10 | Switch for single and double track rows | |
| GB1463786A (en) * | 1974-03-29 | 1977-02-09 | Tonon C Sas | Points for monorail conveyor systems |
| JPH04119049U (en) * | 1991-04-03 | 1992-10-23 | 株式会社日建設計 | Lifting guide mechanism for vertically lifting suspended cages |
| CN1385356A (en) * | 2001-05-16 | 2002-12-18 | 因温特奥股份公司 | Person conveyer with direct driving escalator component and the component thereof |
| EP2354303A1 (en) * | 2010-01-27 | 2011-08-10 | Siemens Aktiengesellschaft | Points element for suspension track |
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| CN106540452A (en) * | 2016-12-10 | 2017-03-29 | 袁正华 | A kind of track reversing arrangement |
| CN109989300A (en) * | 2017-12-29 | 2019-07-09 | 比亚迪股份有限公司 | Crossover turnout and Rail Transit System with it |
| CN110155850A (en) * | 2018-11-14 | 2019-08-23 | 湖南大举信息科技有限公司 | Switching mechanism for the parallel elevator running track of more carriages |
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| Publication number | Publication date |
|---|---|
| CN115535782A (en) | 2022-12-30 |
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