CN219172675U - Step translation steering mechanism of electric airport passenger ladder car - Google Patents
Step translation steering mechanism of electric airport passenger ladder car Download PDFInfo
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- CN219172675U CN219172675U CN202320294310.3U CN202320294310U CN219172675U CN 219172675 U CN219172675 U CN 219172675U CN 202320294310 U CN202320294310 U CN 202320294310U CN 219172675 U CN219172675 U CN 219172675U
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- ladder
- guide rail
- support shaft
- steering mechanism
- chain
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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Abstract
A ladder translation steering mechanism of an electric airport passenger ladder car. The device comprises steps, an outer guide rail, an inner guide rail, a long support shaft, a short support shaft, a bearing, a chain wheel and a chain; the utility model has the following effects: (1) The supporting points of the two long supporting shafts and the two short supporting shafts on the same side of two adjacent steps form a parallelogram, the parallelogram is driven by chain connection, the step steering mode is translational steering, the plane of the step pedal is kept parallel to the ground, and the overall thickness of the steps of the electric airport passenger ladder car is reduced. (2) The design of the inner and outer double guide rails is adopted on the two sides of the ladder, so that the bearing capacity and stability of the ladder are improved, and the ladder is different from a turnover mode adopted by a common escalator. And (3) the design is novel, and the structure is compact and simple.
Description
Technical Field
The utility model belongs to the technical field of auxiliary equipment of electric passenger ladder vehicles, and particularly relates to a ladder translation steering mechanism of an electric airport passenger ladder vehicle.
Background
In civil aviation airports, passengers need to get on or off the electric passenger car because the cabin door of the airplane is higher from the ground, the application of the electric passenger car at the present stage is not popular, the steering space of the escalator on the existing electric passenger car is large, the electric passenger car is not suitable for the airport environment, and the electric passenger car is required to be considered to have the structure as simple as possible, the starting position cannot be too high, and the passengers are convenient and safe to get on or off, but corresponding equipment is not available at present.
Disclosure of Invention
In order to solve the above problems, an object of the present utility model is to provide a step translational steering mechanism of an electric airport passenger car.
In order to achieve the purpose, the step translation steering mechanism of the electric airport passenger ladder car is positioned at the upper end and the lower end of the inclined ladder, and forms an escalator together with the inclined ladder, and the escalator is arranged on the automobile chassis of the electric airport passenger ladder car; each ladder translation steering mechanism comprises a ladder, an outer guide rail, an inner guide rail, a long support shaft, a short support shaft, a bearing, a chain wheel and a chain;
each outer guide rail is composed of two U-shaped rails which are arranged inside and outside, transversely arranged and opened towards the inclined ladder, and the two outer guide rails are arranged in parallel at intervals;
each inner guide rail is composed of two U-shaped rails which are arranged inside and outside, transversely arranged and provided with openings facing the inclined ladder, wherein the upper part of the bending part of the U-shaped rail on the inner guide rail positioned at the upper end is provided with a second opening, so as to prevent the long support shaft from colliding with the inner guide rail when the ladder is horizontally moved and turned from top to bottom, and the lower part of the bending part of the U-shaped rail on the inner guide rail positioned at the lower end is provided with a first opening, so as to prevent the long support shaft from colliding with the inner guide rail when the ladder is horizontally moved and turned from bottom to top; the two inner guide rails are arranged on the inner sides of the two outer guide rails in parallel at intervals, are higher than the outer guide rails in position and are shorter than the outer guide rails in length;
the rear part and the front part of the two side surfaces of the ladder are respectively provided with a long supporting shaft and a short supporting shaft, and the installation position of the long supporting shaft is lower than the installation position of the short supporting shaft;
bearings are arranged at the outer ends of the long support shaft and the short support shaft, bearings on all long support shafts on the same side of the plurality of steps roll between two U-shaped tracks on one outer guide rail, and bearings on all short support shafts on the same side roll between two U-shaped tracks on the inner guide rail;
the outer side of the bending part on each outer guide rail is provided with a chain wheel driven by a motor, two chain wheels on the ladder translation steering mechanism at the same side at the upper end and the lower end are connected through a chain, the middle part of the chain is positioned at the outer side of the inclined ladder, and the outer ends of all long supporting shafts on the ladder translation steering mechanism at the upper end and the lower end at the same side are inserted and connected in the chain.
The ladder comprises a first ladder and a second ladder which are alternately arranged, and in order to prevent the ladder from collision caused by adjacent ladder in the process of shifting from the lower side to the upper side, two sides of the front end of the first ladder are respectively provided with a notch.
The ladder translation steering mechanism of the electric airport passenger ladder car has the following beneficial effects:
(1) The supporting points of the two long supporting shafts and the two short supporting shafts on the same side of two adjacent steps form a parallelogram, the parallelogram is driven by chain connection, the step steering mode is translational steering, the plane of the step pedal is kept parallel to the ground, and the overall thickness of the steps of the electric airport passenger ladder car is reduced.
(2) The design of the inner and outer double guide rails is adopted on the two sides of the ladder, so that the bearing capacity and stability of the ladder are improved, and the ladder is different from a turnover mode adopted by a common escalator.
(3) Novel in design, compact and simple in structure.
Drawings
Fig. 1 is a schematic diagram of the overall structure of an escalator on an airport passenger car.
Fig. 2 is a schematic structural view of a ladder translation steering mechanism of the electric airport passenger ladder vehicle at the lower end.
Fig. 3 is a schematic structural view of a ladder translation steering mechanism of the motor airport passenger ladder vehicle at the upper end.
Fig. 4 is a schematic view of a long support shaft in a ladder translation steering mechanism of an electric airport passenger ladder vehicle.
Fig. 5 is a schematic view of a short support shaft in a ladder translation steering mechanism of an electric airport passenger ladder vehicle.
Fig. 6 is a schematic diagram of a chain structure in a ladder translation steering mechanism of an electric airport passenger ladder vehicle provided by the utility model.
Fig. 7 is a schematic view of the structure of the inner and outer guide rails in the ladder translation steering mechanism of the motor airport passenger ladder car at the lower end.
Fig. 8 is a schematic view of the structure of the inner and outer guide rails in the ladder translation steering mechanism of the motor airport passenger ladder car provided by the utility model and positioned at the upper end.
Fig. 9 is a schematic view of a first pedal structure in the ladder translation steering mechanism of the electric airport passenger ladder vehicle provided by the utility model.
Fig. 10 is a schematic diagram of a second step structure in the step translational steering mechanism of the electric airport passenger ladder of the present utility model.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model.
As shown in fig. 1 to 10, the step translation steering mechanism of the electric airport passenger ladder car provided by the utility model is positioned at the upper end and the lower end of an inclined ladder, and forms an electric staircase together with the inclined ladder, and the electric staircase is arranged on an automobile chassis of the electric airport passenger ladder car; each ladder translation steering mechanism comprises a ladder 1, an outer guide rail 2, an inner guide rail 3, a long support shaft 4, a short support shaft 5, a bearing 6, a chain wheel 7 and a chain 8;
each outer guide rail 2 is composed of two U-shaped tracks which are arranged inside and outside, transversely arranged and opened towards the inclined ladder, and the two outer guide rails 2 are arranged in parallel at intervals;
each inner guide rail 3 is composed of two U-shaped rails which are arranged inside and outside, transversely arranged and opened towards an inclined ladder, wherein a second opening 3-2 is formed in the upper part of the bending part of the U-shaped rail on the inner guide rail 3 positioned at the upper end, so as to prevent the long support shaft 4 from colliding with the inner guide rail 3 when the ladder 1 is horizontally rotated from top to bottom, and a first opening 3-1 is formed in the lower part of the bending part of the U-shaped rail on the inner guide rail 3 positioned at the lower end, so as to prevent the long support shaft 4 from colliding with the inner guide rail 3 when the ladder 1 is horizontally rotated from bottom to top; the two inner guide rails 3 are arranged in parallel at intervals on the inner sides of the two outer guide rails 2, are higher than the outer guide rails 2 and have a shorter length than the outer guide rails 2;
the rear part and the front part of the two side surfaces of the ladder 1 are respectively provided with a long support shaft 4 and a short support shaft 5, and the installation position of the long support shaft 4 is lower relative to the installation position of the short support shaft 5;
the outside of the bending part on each outer guide rail 2 is provided with a chain wheel 7 driven by a motor, two chain wheels 7 on the ladder translation steering mechanism at the same side at the upper end and the lower end are connected through a chain 8, the middle part of the chain 8 is positioned at the outside of the inclined ladder, and the outer ends of all long support shafts 4 on the ladder translation steering mechanism at the upper end and the lower end at the same side are inserted and connected in the chain 8.
The ladder 1 comprises a first ladder 1-1 and a second ladder 1-2 which are alternately arranged, and in order to prevent adjacent ladders from collision in the process of transferring the ladder from the lower side to the upper side, two sides of the front end of the first ladder 1-1 are respectively provided with a notch 1-3.
The use method of the ladder translation steering mechanism of the electric airport passenger ladder car provided by the utility model is explained as follows:
because the relative positions of the outer guide rail 2 and the inner guide rail 3 are unchanged, the relative positions of the long support shaft 4, the short support shaft 5, the chain 8 and the outer guide rail 2 on the same side of the ladder 1 and the inner guide rail 3 form a parallelogram, and the pedal plane of the ladder 1 is ensured to be always parallel to the ground. The motor drives the chain wheel 7 to circularly rotate and drive the ladder 1 to move through the chain 8 and the long support shaft 4, when the ladder 1 in the ladder translation steering mechanism at the lower end translates and steers from bottom to top, the bearing 6 on the long support shaft 4 rolls from the lower straight line part to enter the bending part in the outer guide rail 2, meanwhile, the bearing 6 on the short support shaft 5 rolls from the lower straight line part to enter the bending part in the inner guide rail 3, in the process, the first notch 3-1 on the inner guide rail 3 ensures that the long support shaft 4 does not collide with the inner guide rail 3 when the ladder 1 below rotates to the upper side from the lower straight line part of the outer guide rail 2; meanwhile, the ladder 1 in the ladder translation steering mechanism at the upper end translates and steers from top to bottom, the bearing 6 on the long support shaft 4 rolls from the upper straight line part to enter the bending part in the outer guide rail 2, meanwhile, the bearing 6 on the short support shaft 5 rolls from the upper straight line part to enter the bending part in the inner guide rail 3, and in the process, the second notch 3-2 on the inner guide rail 3 ensures that the long support shaft 4 does not collide with the inner guide rail 3 when the upper ladder 1 turns to the lower side and the long support shaft 4 moves from the upper straight line part of the outer guide rail 2 to the bending part; of course, the above description is not intended to limit the utility model, and the utility model is not limited to the above examples, but also falls within the scope of protection of the utility model as a worker of ordinary skill in the art makes changes, modifications, additions or substitutions within the spirit of the utility model.
Claims (2)
1. The step translation steering mechanism of the electric airport passenger ladder car is positioned at the upper end and the lower end of the inclined ladder, and forms an escalator together with the inclined ladder, and the escalator is arranged on an automobile chassis of the electric airport passenger ladder car; the method is characterized in that: each ladder translation steering mechanism comprises a ladder (1), an outer guide rail (2), an inner guide rail (3), a long support shaft (4), a short support shaft (5), a bearing (6), a chain wheel (7) and a chain (8);
each outer guide rail (2) is composed of two U-shaped tracks which are arranged inside and outside, transversely arranged and opened towards the inclined ladder, and the two outer guide rails (2) are arranged in parallel at intervals;
each inner guide rail (3) is composed of two U-shaped rails which are arranged inside and outside, transversely arranged and opened towards the inclined ladder, wherein a second opening (3-2) is formed in the upper part of the bending part of the U-shaped rail on the inner guide rail (3) positioned at the upper end, so that the long support shaft (4) is prevented from colliding with the inner guide rail (3) when the ladder (1) is horizontally moved and turned from top to bottom, and a first opening (3-1) is formed in the lower part of the bending part of the U-shaped rail on the inner guide rail (3) positioned at the lower end, so that the long support shaft (4) is prevented from colliding with the inner guide rail (3) when the ladder (1) is horizontally moved and turned from bottom to top; the two inner guide rails (3) are arranged on the inner sides of the two outer guide rails (2) in parallel at intervals, are higher than the outer guide rails (2) and are shorter than the outer guide rails (2) in length;
the rear part and the front part of the two side surfaces of the ladder (1) are respectively provided with a long support shaft (4) and a short support shaft (5), and the installation position of the long support shaft (4) is lower than the installation position of the short support shaft (5);
bearings (6) are arranged at the outer ends of the long support shafts (4) and the short support shafts (5), the bearings (6) on all the long support shafts (4) positioned on the same side on a plurality of steps (1) roll between two U-shaped tracks on one outer guide rail (2), and the bearings (6) on all the short support shafts (5) positioned on the same side roll between two U-shaped tracks on the inner guide rail (3);
the outer side of the bending part of each outer guide rail (2) is provided with a chain wheel (7) driven by a motor, two chain wheels (7) on the ladder translation steering mechanism at the same side at the upper end and the lower end are connected through a chain (8), the middle part of the chain (8) is positioned at the outer side of the inclined ladder, and the outer ends of all long supporting shafts (4) on the same side on the ladder translation steering mechanism at the upper end and the lower end are inserted and connected in the chain (8).
2. The stair translation steering mechanism for an electric airport passenger car of claim 1, wherein: the ladder (1) comprises a first ladder (1-1) and a second ladder (1-2) which are alternately arranged, and in order to prevent the adjacent ladder from collision in the process of shifting from the lower side to the upper side, two sides of the front end of the first ladder (1-1) are respectively provided with a notch (1-3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320294310.3U CN219172675U (en) | 2023-02-23 | 2023-02-23 | Step translation steering mechanism of electric airport passenger ladder car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320294310.3U CN219172675U (en) | 2023-02-23 | 2023-02-23 | Step translation steering mechanism of electric airport passenger ladder car |
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| Publication Number | Publication Date |
|---|---|
| CN219172675U true CN219172675U (en) | 2023-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320294310.3U Active CN219172675U (en) | 2023-02-23 | 2023-02-23 | Step translation steering mechanism of electric airport passenger ladder car |
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| CN (1) | CN219172675U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117873120A (en) * | 2024-03-13 | 2024-04-12 | 中国民用航空总局第二研究所 | State control method, device, equipment and medium of airport unmanned equipment |
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2023
- 2023-02-23 CN CN202320294310.3U patent/CN219172675U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117873120A (en) * | 2024-03-13 | 2024-04-12 | 中国民用航空总局第二研究所 | State control method, device, equipment and medium of airport unmanned equipment |
| CN117873120B (en) * | 2024-03-13 | 2024-05-28 | 中国民用航空总局第二研究所 | State control method, device, equipment and medium of airport unmanned equipment |
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