CN115535786A

CN115535786A - Track structure for multi-car intelligent elevator

Info

Publication number: CN115535786A
Application number: CN202110117601.0A
Authority: CN
Inventors: 毛凯萍; 周立波; 朱建伟; 刘翔; 谭慧
Original assignee: Hunan Daju Information Technology Co ltd
Current assignee: Hunan Daju Information Technology Co ltd
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2022-12-30

Abstract

The invention discloses a track structure for a multi-car intelligent elevator, which comprises at least two main tracks and a plurality of switching tracks, wherein the main tracks and the switching tracks are arranged in a segmented manner, each main track comprises a plurality of sections of fixed guide rails and movable guide rails, all the fixed guide rails are arranged discontinuously, all the fixed guide rails are arranged on a vertical wall in a vertical direction in a non-continuous vertical and parallel manner, the adjacent fixed guide rails of the same main track are connected through a fixed rail connecting part, a plurality of rail changing stations are arranged between any two main tracks, each rail changing station is provided with a movable guide rail and a switching track, the movable guide rails are arranged at the positions of the breaks of the fixed guide rails, the switching tracks are connected with or disconnected with the break ends of the corresponding fixed guide rails of different main tracks, and the movable guide rails and the switching tracks are not connected with the fixed guide rails simultaneously. The rail structure of the invention ensures that the whole rail has force transmission from top to bottom, meets the stability and reliability of the whole mechanical structure, and is simple and convenient to install.

Description

Track structure for multi-car intelligent elevator

Technical Field

The invention relates to the technical field of elevator track structures, in particular to a track structure for a multi-car intelligent elevator.

Background

At present, elevator cars are widely operated in a wire rope traction driving mode, only one car can be arranged in one hoistway, and the elevator in a single-car operation mode can meet the use requirements in low-rise buildings and occasions with low passenger flow, 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 obviously enlarged. If the elevator shaft and the corresponding car occupy a large building space, the cost is obviously improved, and the problem of low elevator conveying efficiency still exists.

With the continuous development of engineering technical level, multi-car operation modes such as a double-layer car elevator, a double-car elevator, a ring-type or bifurcated ring-type elevator and the like gradually appear, but the known multi-car elevator operation modes have the cars positioned on the track in the same shaft, the elevator cars between the shafts cannot perform track switching operation, the cars cannot perform overtaking operation, and under the condition of rapid increase of traffic volume, the current multi-car operation mode is adopted, so that the space utilization rate of a building is greatly reduced, and the problem of low elevator transportation efficiency is not fundamentally solved.

The basic conditions of the multi-car intelligent system researched by the applicant are that multiple cars can run on the same rail, the multiple cars can independently drive themselves, and the cars can cut rails on the rail. This places demands on the load capacity and adjustability of the track. The existing hoistway structure and the track installation mode are designed based on the traditional traction type elevator guide rail requirement, the allowable bearing capacity is far lower than the bearing capacity requirement of the track installation of a multi-car system (the guide rail only needs to meet the limiting and guiding function and the impact force of safety tongs during emergency braking of the car), and the multi-car track needs to bear the extremely large vertical load when in a discontinuous state. Therefore, the traditional track structure and the installation mode can not meet the requirements.

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 the track structure for the multi-car intelligent elevator, so that the whole track has force transmission from top to bottom, the stability and reliability of the whole mechanical structure are met, and the track structure is simple and convenient to install.

In order to solve the technical problems, the technical scheme provided by the invention is as follows:

the utility model provides a track structure for many cars intelligence elevator, track structure includes two at least main tracks and a plurality of switching track, main track sets up with the switching track segmentation, every the main track includes multistage fixed guide and movable guide, all fixed guide is interrupted to lay, all fixed guide discontinuous vertical and parallel arrangement on the facade wall, and is adjacent on same main track fixed guide connects, arbitrary two through a fixed rail adapting unit be equipped with a plurality of rail changing stations, every between the main track rail the rail changing station sets up movable guide and switching track, movable guide locates the disconnected department between fixed guide, switching track links up or breaks up the end of being interrupted of the corresponding fixed guide of different main tracks, movable guide links up with fixed guide with the switching track is different.

As a further improvement of the above technical solution:

preferably, the bottom of the main track is provided with a pit support.

Preferably, the switching track comprises a fixed cutting track and a movable cutting track, and the movable cutting track is driven by a cutting track mounting part to be connected with or disconnected from the fixed cutting track and the fixed guide rail.

Preferably, the discontinuities of the two main track fixed guide rails are arranged in a staggered mode.

In the above technical solution, one implementation manner is: the fixed cutting rail is fixedly arranged on the fixed rail connecting component.

Preferably, the rail fixing member is fixed to the rail fixing connecting member.

In the above technical solution, one implementation manner is: the fixed cutting rail is fixed through a cutting rail fixing part.

Preferably, the cutting rail mounting part is mounted to the cutting rail fixing part.

Preferably, the main track is further provided with a flexible connecting component, and the rail cutting fixing component is carried on the rail fixing connecting component through the flexible connecting component.

Preferably, the flexible connecting part is provided with a flexible element which is arranged at the end of the flexible connecting part and the fixed guide rail.

Preferably, the flexible connecting part further comprises a connecting plate fixedly connected with the fixed guide rail.

Preferably, the flexible connecting part further comprises a connecting rail, the connecting plate is fixedly connected with the fixed guide rail and the connecting rail, the rail cutting fixing part is installed on the connecting rail, and the flexible element is arranged between the connecting rail and the fixed guide rail.

Preferably, each rail-changing station is provided with two movable cutting rails, and each movable cutting rail is connected with a section of fixed guide rail.

Preferably, the movable guide rail is driven by the rail cutting mounting part to be connected with or disconnected from the two adjacent sections of fixed guide rails.

Compared with the prior art, the track structure for the multi-car intelligent elevator provided by the invention has the following advantages:

according to the track structure for the multi-car intelligent elevator, the main track is formed by splicing the fixed guide rail and the movable guide rail end to end, and the end to end of the track body is provided with the mortise matched with the rail body in a centering manner, so that the centering property of the whole installation is ensured; in addition, be provided with the fixed guide adapting unit who possesses enough resistance to compression bending strength in the position that the fixed guide is interrupted the track section and is not interfered with the activity guide rail operation, be interrupted the extreme point from top to bottom with the fixed guide and connect for the whole power that possesses from top to bottom of track passes to the nature. The track structure can be installed on the basis of not changing the existing well building structure, can meet the requirements of stability and reliability of the whole mechanical structure, and is simple and convenient to install.

Drawings

FIG. 1 is a schematic diagram of the present invention.

Fig. 2 is a schematic structural view of embodiment 1 of the present invention.

Fig. 3 is a schematic structural diagram of embodiment 2 of the present invention.

FIG. 4 is a schematic diagram of a switching device according to the present invention

The reference numbers in the figures illustrate:

1. a main track; 11. fixing the guide rail; 12. a movable guide rail; 2. switching tracks; 21. fixing the cutting rail; 22. movably cutting a rail; 3. a rail fixing connecting part; 4. a rail cutting mounting part; 41. mounting a platform; 5. a drive assembly; 6. a limiting module; 7. a self-locking assembly; 8. a rail cutting fixing part; 9. a flexible connecting member; 91. a flexible element; 92. a connecting plate; 93. and connecting the rails.

Detailed Description

The following describes in detail specific embodiments of the present invention. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.

Example 1

Fig. 1, 2 and 4 show a first embodiment of the track structure for a multi-car intelligent elevator of the present invention, and an elevator system includes a plurality of cars, a plurality of main tracks 1, and a switching device provided with a switching track 2. The main rails 1 form parallel rails, and 1 main rail 1 is arranged in each hoistway. The track structure comprises at least two main tracks 1 and a plurality of switching tracks 2, the main tracks 1 and the switching tracks 2 are arranged in a segmented mode, each main track 1 comprises a plurality of sections of fixed guide rails 11 and movable guide rails 12, all the fixed guide rails 11 are arranged discontinuously, and all the fixed guide rails 11 are arranged on a vertical wall in a non-continuous vertical mode and in parallel mode. The adjacent fixed guide rails 11 of the same main track 1 are connected through a fixed rail connecting part 3, the fixed rail connecting part 3 is arranged at the position where the fixed guide rail 11 is interrupted by rail sections and does not interfere with the operation of the movable guide rail 12, the fixed rail connecting part 3 has enough compression and bending strength to connect the upper and lower interrupted end points of the fixed guide rail 11, and the fixed rail connecting part 3 forms a force transmission part of the fixed guide rail 11, so that the whole main track 1 has the force transmission performance from top to bottom. The fixed rail connecting part 3 adopts a frame type structure.

Be equipped with a plurality of rail stations of trading between arbitrary two main rails 1, every rail station of trading sets up movable guide 12 and switches track 2, and movable guide 12 locates fixed guide intermittent type department, switches the track 2 and links up or breaks up the end of interrupting of the corresponding fixed guide 11 of different main rails 1, and movable guide 12 links up with fixed guide with switching track 2 not simultaneously. The lift car is switched to the main track 1 through the switching track 2 to continue ascending or descending in the ascending or descending process.

In this embodiment, the bottom of the main track 1 is provided with a pit supporting member, the pit supporting member provides a vertical upward supporting force for the whole track, and the pit supporting member has a self-locking function of the elevator with a certain stroke. The pit supporting piece can adopt structures such as hydraulic pressure, mechanical screw thread, can manually adjust the lift stroke, adjustment installation deviation.

In the embodiment, the car is in a translational rail-switching mode, and the discontinuous parts of the fixed guide rails 11 of the two main rails 1 at one rail-switching station are arranged in a staggered mode. In other embodiments, the switching track 2 of the car can be operated by rotary rail switching or by rotation + translation, and the structure of other embodiments is described in detail in the patent of the switching mechanism of the applicant.

In this embodiment, the switching device is provided with a rail-cutting mounting part 4, the switching rail 2 includes a fixed rail 21 and a movable rail 22, and the fixed rail 21 is fixedly mounted on the rail-fixing connecting part 3. The rail cutting mounting part 4 is mounted on the rail fixing connecting part 3, and the movable cutting rail 22 and the movable guide rail 12 are fixedly mounted on the rail cutting mounting part 4. The movable cutting rail 22 is driven by the cutting rail mounting part 4 to be connected with or disconnected from the fixed cutting rail 21 and the fixed guide rail 11. The movable guide rail 12 is driven by the rail cutting mounting part 4 to be connected with or disconnected from the fixed guide rail.

In this embodiment, each fixed guide rail is provided with a rail-cutting mounting component 4 at the break, that is, one rail-changing station is provided with 2 rail-cutting mounting components 4 and 2 rail-fixing connecting components. Each switching track 2 comprises 1 section of fixed cutting track 21 and 2 sections of movable cutting tracks 22, two ends of the fixed cutting track 21 are respectively fixed on 2 fixed track connecting parts, and each movable cutting track 22 is installed on one cutting track installing part 4. The fixed rail 21 that cuts adopts the ramp, and the rail 22 is cut in the activity adopts the arc track section, and the arc radius is according to satisfying the minimum permission radius design of car turn, and the car of being convenient for "turns" to the comfort when can increase the passenger and take.

In the embodiment, when the car moves straight, the rail cutting installation part 4 drives the movable guide rail 12 to be connected with the two adjacent sections of fixed guide rails 11; when the car needs to switch the main track 1, the rail cutting mounting part 4 drives the movable guide rail 12 to leave the fixed guide rails 11, and enables the movable cutting rail 22 to move to the discontinuous part of the two fixed guide rails 11, one end of the movable cutting rail 22 is connected with the end part of one section of the fixed guide rails 11, and the other end of the movable cutting rail 22 is connected with the fixed cutting rail 21.

In this embodiment, the rail body of all track junctions is provided with centering complex tongue-and-groove at head and tail end, can guarantee that the integral erection is centering nature.

As shown in fig. 4, in this embodiment, the switching device is further provided with a driving assembly 5, the rail cutting mounting part 4 includes a mounting platform 41, and the driving assembly 5 includes a driving member and a push rod, and the driving member drives the mounting platform 41 to move through the push rod. The mounting platform 41 is in a stressed support structure, and the rigidity of the mounting platform is ensured.

In this embodiment, cut rail installing component 4 and still be equipped with buffering subassembly and spacing module 6, spacing module 6 is installed in mounting platform 41, and spacing module 6 is equipped with four, installs respectively in four angles of mounting platform 41 for fix a position when mounting platform 41 removes, ensure that the activity cuts rail 22 and the accurate linking up of fixed guide 11 of main track 1.

In this embodiment, the switching mechanism further includes two self-locking assemblies 7, and the two self-locking assemblies 7 are respectively located on two sides of the mounting platform 41 in the moving direction. Each limiting module 6 is provided with a sliding block. The self-locking assembly 7 forms a mechanical terminal self-locking opening and closing mechanism, the mechanism is in a mechanical self-locking state when not triggered, the track is kept stable, and when the movable cutting track 22 needs to move, the self-locking assembly 7 can be automatically opened before the movable cutting track 22 acts, and an additional power source and a control module are not needed.

In this embodiment, the mounting platform 41 is provided with four limiting blocks, the limiting blocks are fixed at the bottom of the mounting platform 41, the fixing support 10 is provided with corresponding bearing grooves, and the upper end surfaces of the bearing grooves on the lower end surfaces of the limiting blocks are wedge-shaped fitting surfaces. When the mounting platform 41 moves to the terminal point, the limiting block and the bearing groove are matched to align and adjust, and accurate alignment is completed until the mounting platform 41 stops.

In this embodiment, the buffering component is a key component for realizing the time difference between the opening and closing of the self-locking component 7 and the walking driving of the mounting platform 41, so that the system can realize the starting and closing actions of the self-locking component before the starting and closing actions of the mounting platform 41.

The specific structure of the rail-cut mounting member 4 is described in detail in the applicant's application No. 202010512931.5. Fig. 4 shows a structure in which the cut rail fixing member 8 is provided in embodiment 2, but this embodiment can be regarded as a structure in which the cut rail fixing member 8 and the fixed rail connecting member 3 are integrated.

The track structure of the embodiment is suitable for an elevator system with low floors, relatively few cars and small acting force on the track.

Example 2

Fig. 3 and 4 show a second embodiment of the track structure for a multi-car intelligent elevator of the present invention, and an elevator system includes a plurality of cars, a plurality of main tracks 1, and a switching device provided with a switching track 2. The main rails 1 form parallel rails, and 1 main rail 1 is arranged in each hoistway. The track structure comprises at least two main tracks 1 and a plurality of switching tracks 2, the main tracks 1 and the switching tracks 2 are arranged in a segmented mode, each main track 1 comprises a plurality of sections of fixed guide rails 11 and movable guide rails 12, all the fixed guide rails 11 are arranged discontinuously, and all the fixed guide rails 11 are arranged on a vertical wall in a non-continuous vertical mode and in parallel mode. The adjacent fixed guide rails 11 of the same main rail 1 are connected through a fixed rail connecting part 3, the fixed rail connecting part 3 is arranged at the position where the fixed guide rail 11 is interrupted by rail sections and does not interfere with the operation of the movable guide rail 12, the fixed rail connecting part 3 has enough compression and bending strength, the upper and lower intermittent end points of the fixed guide rail 11 are connected, and the fixed rail connecting part 3 forms a force transmission part of the fixed guide rail 11, so that the whole main rail 1 has force transmissibility from top to bottom. The fixed rail connecting component 3 adopts a frame type structure.

Be equipped with a plurality of rail stations of trading between arbitrary two main rails 1, every rail station of trading sets up movable guide 12 and switches track 2, and movable guide 12 locates fixed guide intermittent type department, switches that track 2 links up or breaks the end of interrupting of the corresponding fixed guide 11 of different main rails 1, and movable guide 12 links up with fixed guide not simultaneously with switching track 2. The lift car is switched to the main track 1 through the switching track 2 to continue ascending or descending in the ascending or descending process.

In this embodiment, the bottom of the main track 1 is provided with a pit supporting member, the pit supporting member provides a vertical upward supporting force to the whole track, and the pit supporting member has a self-locking function of the elevator with a certain stroke. The pit supporting piece can adopt structures such as hydraulic pressure, mechanical screw thread, can manually adjust the lift stroke, adjustment installation deviation.

In the embodiment, the car is arranged in a staggered mode through translation rail switching, and the discontinuous parts of the fixed guide rails 11 of the two main rails 1 of one rail switching station are arranged in a staggered mode. In other embodiments, the switching track 2 of the car can be operated by rotary rail switching or by rotation + translation, and the structure of other embodiments is described in detail in the patent of the switching mechanism of the applicant.

In this embodiment, the main track 1 is further provided with a flexible connecting part 9, the switching device is provided with a rail cutting mounting part 4 and a rail cutting fixing part 8, the switching track 2 comprises a fixed rail 21 and a movable rail 22, the fixed rail 21 is fixed by the rail cutting fixing part 8, the rail cutting mounting part 4 is mounted on the rail cutting fixing part 8, and the rail cutting fixing part 8 is supported on the rail fixing connecting part 3 through the flexible connecting part 9. The movable cutting rail 22 and the movable guide rail 12 are fixedly mounted on the cutting rail mounting part 4. The movable cutting rail 22 is driven by the cutting rail mounting part 4 to be connected with or disconnected from the fixed cutting rail 21 and the fixed guide rail 11. The movable guide rail 12 is driven by the rail cutting mounting part 4 to be connected with or disconnected from the fixed guide rail.

In this embodiment, each fixed guide rail is provided with a rail-cutting mounting component 4 at the break, that is, one rail-changing station is provided with 2 rail-cutting mounting components 4 and 2 rail-fixing connecting components 3. Each switching track 2 comprises 1 section of fixed cutting track 21 and 2 sections of movable cutting tracks 22, two ends of the fixed cutting track 21 are respectively fixed on 2 fixed track connecting parts 3, and each movable cutting track 22 is installed on one cutting track installing part 4. The fixed rail 21 of cutting adopts the ramp, and the activity is cut rail 22 and is adopted the arc track section, and the arc radius is according to satisfying the minimum permission radius design of car turn, and the car of being convenient for "turns" to the comfort when can increase the passenger and take.

In this embodiment, the flexible connecting member 9 includes a flexible element 91, a connecting plate 92 and a connecting rail 93, and the track surface of the fixed rail 11 is provided with a groove for mounting with the connecting plate 92. The connection plate 92 fixedly connects the fixed rail 11 and the connection rail 93, the movable rail 12 or the movable cutting rail 22 is connected to the connection rail 93, and the flexible member 91 is filled between the fixed rail 11 and the connection rail 93 and between the end of the connection plate 92 and the fixed rail 11. The flexible member 91 is an elastic member. The rail cutting fixing part 8 bears the force on the fixed guide rail 11 and can perform self-adjustment with the fixed guide rail 11 within a certain stroke range, and the mode can avoid the problem that the main rail 1 deforms and extrudes and deforms the rail cutting fixing part 8 to cause the running of the movable guide rail 12 to be blocked or the matching precision of the movable guide rail 12 and the fixed guide rail 11 to be reduced.

The rest of the structure is the same as in example 1.

The rail structure of the embodiment is suitable for elevator systems with large building floors, high floors, more cars and large rail bearing force.

Other structures involved in the present invention are described in the patent applications filed by the applicant, and can be fully understood by combining the conventional technical means of the person skilled in the art. This will not be described repeatedly.

The above embodiments are merely preferred embodiments of the present invention, which is not intended to limit the present invention in any way. Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.

Claims

1. The utility model provides a track structure for many cars intelligence elevator, its characterized in that, track structure includes two at least main tracks and a plurality of switching tracks, the main track sets up with the switching track segmentation, every the main track includes multistage fixed guide and movable guide, all fixed guide is interrupted to lay, all fixed guide discontinuous vertical and parallel arrangement on the facade wall, and same main orbital is adjacent fixed guide connects through a fixed rail adapting unit, arbitrary two be equipped with a plurality of rail stations of trading, every between the main track the rail station of trading sets up movable guide and switching track, movable guide locates fixed guide intermittent part, switching track links up or breaks up the end of being interrupted of the corresponding fixed guide of different main tracks, movable guide links up with fixed guide with the switching track is different.

2. The track structure for a multi-car smart elevator according to claim 1, wherein the bottom of the main track is provided with a pit support.

3. The track structure for a multi-car smart elevator according to claim 1, wherein the switching track includes a fixed cutting track and a movable cutting track, the movable cutting track is driven by a cutting track mounting part to be engaged with or disengaged from the fixed cutting track and the fixed guide rail.

4. The track structure for a multi-car smart elevator according to claim 3, wherein the two main track fixed guide rails are arranged with their discontinuities staggered.

5. The track structure for a multi-car smart elevator according to claim 4, wherein the fixed cutting rail is fixedly mounted to the fixed rail connecting member.

6. The track structure for a multi-car smart elevator according to claim 5, wherein the rail-cutting mounting member is mounted to a rail-fixing connecting member.

7. The track structure for a multi-car smart elevator according to claim 4, wherein the fixed cutting rail is fixed by a cutting rail fixing member.

8. The track structure for a multi-car smart elevator according to claim 7, wherein the rail cutting installation part is installed to a rail cutting fixing part.

9. The track structure for a multi-car smart elevator according to claim 8, wherein the main track is further provided with a flexible connecting member, and the rail cutting fixing member is carried by the flexible connecting member to the rail fixing connecting member.

10. The track structure for a multi-car smart elevator according to claim 9, characterized in that the flexible connection component is provided with flexible elements disposed at the ends of the flexible connection component and the fixed guide rail.