CN218367777U - Heavy rail transit is prevented stepping on empty telescoping device - Google Patents
Heavy rail transit is prevented stepping on empty telescoping device Download PDFInfo
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- CN218367777U CN218367777U CN202222282132.0U CN202222282132U CN218367777U CN 218367777 U CN218367777 U CN 218367777U CN 202222282132 U CN202222282132 U CN 202222282132U CN 218367777 U CN218367777 U CN 218367777U
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Abstract
The utility model relates to an empty telescoping device is prevented stepping on by heavy track traffic, including fixed frame and activity footboard frame, one side that fixed frame was inserted to activity footboard frame, the last electric movable subassembly that is provided with of fixed frame, the last manual movement subassembly that is provided with of fixed frame, the manual movement subassembly is connected with activity footboard subassembly. This empty telescoping device is prevented stepping on by heavy track traffic rotates the spanner through the rotating and realizes the flexible of manual control activity pedal frame to can avoid the unable normal flexible of activity pedal frame when electric movable assembly damages or has a power failure.
Description
Technical Field
The utility model relates to an empty telescoping device is prevented stepping on by heavy track traffic belongs to track traffic safety guarantee technical field.
Background
The urban rail transit system refers to a transit system which uses vehicles to run on fixed guide rails in cities and is mainly used for urban passenger transportation. The rail transit is divided into a light rail and a heavy rail, wherein the heavy rail is a heavy rail, is different from the light rail, is a rail for running of heavy vehicles, and is not the light and heavy of the rail per se, but is related. Because the track for heavy vehicles to run bears a large vehicle weight, the steel rails are thick and heavy, and the specification requirement of the track is high.
In the process of rail transit construction, in order to ensure safe running of a train, a certain gap is often reserved between a platform and a train body, so that certain potential safety hazards are brought to passengers. Passengers are easy to trip through the gaps or get on or off the bus through steps to block feet into the gaps. In order to solve the problem, in the existing partial rail crossing line, a fixed rubber pedal is arranged at the edge of a platform so as to reduce the gap between the platform and a train body, and meanwhile, the train body is not easy to damage even if friction is generated between the rubber pedal and the train body in the running process of the train.
The utility model discloses a utility model patent that application number is CN201420393711.5 discloses a track traffic platform safety pedal, contain the fixed frame base, slide frame and footboard spare, the footboard spare is fixed in the front end of slide frame, the slide frame passes through the bayonet connection of gyro wheel type sliding block group on slide rail and the fixed frame base, realize concertina movement, through this telescopic safety pedal, can effectively solve the potential safety hazard that the clearance that exists between platform and the train door brought for the passenger, and can not cause the hindrance to the train of the in-process of traveling. And, through the flexible of coaxial three point (also can more) synchro control safety pedal, can ensure that the sliding frame of safety pedal can the multiple spot atress at flexible in-process to guarantee that the stress of sliding frame is even on horizontal different positions, and then be difficult to take place deformation in long-time operation process, prolong its life, guarantee its stability and the security of operation in-process. However, the safety pedal controls the extension and retraction of the safety pedal through the motor, and when the motor is damaged or the power is cut off, the safety pedal cannot be extended and retracted normally.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to overcome the defects of the prior art, the utility model provides an empty telescoping device is prevented stepping on by heavy rail transit, when avoiding motor damage or power failure, then the unable normal flexible of safety pedal.
The utility model provides a technical scheme that above-mentioned problem adopted does: the utility model provides an empty telescoping device is prevented stepping on by heavy rail transit, includes fixed frame and activity footboard frame, activity footboard frame inserts one side of fixed frame, the last electric movable subassembly that is provided with of fixed frame, the last manual movement subassembly that is provided with of fixed frame, the manual movement subassembly is connected with activity footboard subassembly.
Preferably, an anti-collision rubber strip is arranged on the outer side of the movable pedal frame.
Preferably, the manual moving assembly comprises a first rotating shaft and a second rotating shaft which are vertically arranged on the fixed frame, a driving wheel is installed on the first rotating shaft, a driven wheel is installed on the second rotating shaft, the driving wheel is connected with the driven wheel through a driving belt, a rotating wrench is inserted into the top end of the first rotating shaft, and the driving belt is fixedly connected with the movable pedal frame through a belt buckle.
Preferably, linear guide rails are arranged on two sides of the movable pedal frame, sliding blocks are arranged on two sides of the fixed frame, the sliding blocks correspond to the linear guide rails one to one, and the sliding blocks are arranged on the linear guide rails.
Preferably, a laser lighting lamp strip is arranged on the fixing frame.
Preferably, the electric moving assembly comprises a motor, a gearbox is connected to the motor, a rack is fixedly arranged on the movable pedal, the gearbox is connected with a gear through a clutch, and the gear is meshed with the rack.
Preferably, four mounting studs distributed in a matrix are arranged at the bottom of the fixing frame.
Preferably, an anti-skid pedal is fixedly arranged at the moving top of the movable pedal, and a fixed cover plate is fixedly arranged at the top of the fixed frame.
Preferably, a waterproof baffle is arranged on the outer side of the movable pedal frame.
Preferably, the movable pedal frame is fixedly provided with a plurality of reinforcing ribs.
Compared with the prior art, the utility model has the advantages of:
the utility model relates to an empty telescoping device is prevented stepping on by heavy track traffic rotates the spanner through the rotating and realizes manual control activity pedal frame's flexible to the unable normal flexible of activity pedal frame when can avoiding the electric movable subassembly to damage or have a power failure.
Drawings
Fig. 1 is a perspective view of the anti-treading hollow telescopic device for heavy rail transit of the present invention;
fig. 2 is a front view of the anti-treading telescopic device for heavy rail transit of the present invention;
fig. 3 is a top view of the anti-treading telescopic device for heavy rail transit of the present invention;
fig. 4 is a left side view of the anti-treading telescopic device for heavy rail transit of the present invention;
fig. 5 is a schematic view of the internal structure of the anti-treading and anti-floating telescopic device for heavy rail transit of the present invention;
FIG. 6 is a schematic view of a manual shifting assembly;
FIG. 7 is a schematic view of a motorized movement assembly;
FIG. 8 is a schematic structural view of a fixing frame;
fig. 9 is a schematic structural view of the movable pedal frame.
Wherein: fixed frame 1, activity pedal frame 2, electronic removal subassembly 3, motor 3.1, gearbox 3.2, rack 3.3, clutch 3.4, gear 3.5, manual removal subassembly 4, first pivot 4.1, second pivot 4.2, drive wheel 4.3, from driving wheel 4.4, drive belt 4.5, rotation spanner 4.6, buckle 4.7, crashproof adhesive tape 5, linear guide 6, slider 7, laser illumination lamp strip 8, erection stud 9, antiskid pedal 10, fixed cover plate 11, waterproof baffle 12, strengthening rib 13 is stepped on.
Detailed Description
As shown in fig. 1 to 9, the heavy rail transit anti-stepping telescopic device in this embodiment includes a fixed frame 1 and a movable pedal frame 2, the movable pedal frame 2 is inserted into one side of the fixed frame 1, an electric moving assembly 3 is disposed on the fixed frame 1, the electric moving assembly 3 drives a movable pedal to move, four mounting studs 9 distributed in a matrix are disposed at the bottom of the fixed frame 1, a manual moving assembly 4 is disposed on the fixed frame 1, and the manual moving assembly 4 is connected to the movable pedal assembly;
when a passenger gets off the vehicle, the movable pedal frame 2 extends outwards in the fixed frame 1 through the electric moving assembly 3, so that the passenger can conveniently tread when getting off the vehicle, and when a train needs to run, the movable pedal frame 2 moves reversely through the electric moving assembly 3 to realize reset, namely the movable pedal frame 2 is retracted into the fixed frame 1, so that the train is prevented from being hindered in the running process;
in addition, when the electric moving component 3 is damaged or power is cut off, the movable pedal frame 2 is moved by manually operating the manual moving component 4, so that the movable pedal frame 2 is prevented from being expanded and contracted normally.
An anti-collision rubber strip 5 is arranged on the outer side of the movable pedal frame 2, a plurality of reinforcing ribs 13 are fixedly arranged on the movable pedal frame 2, a waterproof baffle plate 12 is arranged on the outer side of the movable pedal frame 2, and a laser illuminating lamp strip 8 is arranged on the fixed frame 1;
the manual moving assembly 4 comprises a first rotating shaft 4.1 and a second rotating shaft 4.2 which are vertically arranged on the fixed frame 1, a driving wheel 4.3 is installed on the first rotating shaft 4.1, a driven wheel 4.4 is installed on the second rotating shaft 4.2, the driving wheel 4.3 is connected with the driven wheel 4.4 through a transmission belt 4.5, a rotary wrench 4.6 is inserted into the top end of the first rotating shaft 4.1, and the transmission belt 4.5 is fixedly connected with the movable pedal frame 2 through a belt buckle 4.7;
in addition, when the electronic removal subassembly 3 damages or has a power failure, manual rotation rotates spanner 4.6, make drive wheel 4.3 rotate on first pivot 4.1, drive wheel 4.3's rotation drives drive belt 4.5 and removes, drive belt 4.5's removal drives from driving wheel 4.4 and rotates on second pivot 4.2, and simultaneously, drive belt 4.5's removal still drives movable pedal frame 2 through buckle 4.7 and removes, so, then can realize manual control movable pedal frame 2's flexible, and in addition, during electronic removal subassembly normal operating, then can take off from second pivot 4.2 with spanner 4.6.
Linear guide rails 6 are arranged on two sides of the movable pedal frame 2, sliding blocks 7 are arranged on two sides of the fixed frame 1, the sliding blocks 7 correspond to the linear guide rails 6 one by one, and the sliding blocks 7 are arranged on the linear guide rails 6;
during the flexible period of activity pedal frame 2, make and produce relative movement between linear guide 6 and the slider 7, and through the cooperation between slider 7 and the linear guide 6, played the effect of direction, improve activity pedal frame 2 and remove the smoothness nature.
The electric moving component 3 comprises a motor 3.1, a gearbox 3.2 is connected to the motor 3.1, a rack 3.3 is fixedly arranged on the movable pedal, the gearbox 3.2 is connected with a gear 3.5 through a clutch 3.4, and the gear 3.5 is meshed with the rack 3.3;
after the motor 3.1 is started, the gear 3.5 is driven to rotate sequentially through the gearbox 3.2 and the clutch 3.4, the rack 3.3 is driven to move by the rotation of the gear 3.5, and the movable pedal frame 2 is driven to synchronously move by the movement of the rack 3.3.
The movable pedal is fixedly provided with an anti-skid pedal 10 at the moving top, and a fixed cover plate 11 is fixedly arranged at the top of the fixed frame 1;
in addition to the above embodiments, the present invention also includes other embodiments, and all technical solutions formed by equivalent transformation or equivalent replacement should fall within the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides an empty telescoping device is prevented stepping on by heavy track traffic, includes fixed frame (1) and activity footboard frame (2), one side of fixed frame (1) is inserted in activity footboard frame (2), be provided with electric movable assembly (3) on fixed frame (1), its characterized in that, be provided with manual removal subassembly (4) on fixed frame (1), manual removal subassembly (4) are connected with the activity footboard subassembly.
2. The heavy rail transit step-free telescopic device according to claim 1, wherein: and an anti-collision rubber strip (5) is arranged on the outer side of the movable pedal frame (2).
3. The heavy rail transit anti-foot-empty telescopic device according to claim 1, characterized in that: manual removal subassembly (4) are including vertical first pivot (4.1) and the second pivot (4.2) of setting on fixed frame (1), install drive wheel (4.3) on first pivot (4.1), install on second pivot (4.2) from driving wheel (4.4), drive wheel (4.3) and follow driving wheel (4.4) are connected through drive belt (4.5), the top of first pivot (4.1) is inserted and is rotated spanner (4.6), drive belt (4.5) are through buckle (4.7) and activity footboard frame (2) fixed connection.
4. The heavy rail transit step-free telescopic device according to claim 1, wherein: linear guide rails (6) are arranged on two sides of the movable pedal frame (2), sliding blocks (7) are arranged on two sides of the fixed frame (1), the sliding blocks (7) correspond to the linear guide rails (6) one by one, and the sliding blocks (7) are arranged on the linear guide rails (6).
5. The heavy rail transit step-free telescopic device according to claim 1, wherein: and a laser lighting lamp bar (8) is arranged on the fixed frame (1).
6. The heavy rail transit anti-foot-empty telescopic device according to claim 1, characterized in that: the electric moving assembly (3) comprises a motor (3.1), a gearbox (3.2) is connected to the motor (3.1), a rack (3.3) is fixedly arranged on the movable pedal, the gearbox (3.2) is connected with a gear (3.5) through a clutch (3.4), and the gear (3.5) is meshed with the rack (3.3).
7. The heavy rail transit anti-foot-empty telescopic device according to claim 1, characterized in that: four mounting studs (9) distributed in a matrix are arranged at the bottom of the fixing frame (1).
8. The heavy rail transit anti-foot-empty telescopic device according to claim 1, characterized in that: the movable pedal is characterized in that an anti-skidding pedal (10) is fixedly arranged at the moving top of the movable pedal, and a fixed cover plate (11) is fixedly arranged at the top of the fixed frame (1).
9. The heavy rail transit step-free telescopic device according to claim 1, wherein: and a waterproof baffle (12) is arranged on the outer side of the movable pedal frame (2).
10. The heavy rail transit anti-foot-empty telescopic device according to claim 1, characterized in that: a plurality of reinforcing ribs (13) are fixedly arranged on the movable pedal frame (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222282132.0U CN218367777U (en) | 2022-08-30 | 2022-08-30 | Heavy rail transit is prevented stepping on empty telescoping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222282132.0U CN218367777U (en) | 2022-08-30 | 2022-08-30 | Heavy rail transit is prevented stepping on empty telescoping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218367777U true CN218367777U (en) | 2023-01-24 |
Family
ID=84970313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222282132.0U Active CN218367777U (en) | 2022-08-30 | 2022-08-30 | Heavy rail transit is prevented stepping on empty telescoping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218367777U (en) |
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2022
- 2022-08-30 CN CN202222282132.0U patent/CN218367777U/en active Active
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