CN207142620U - Escalator - Google Patents
Escalator Download PDFInfo
- Publication number
- CN207142620U CN207142620U CN201621474012.9U CN201621474012U CN207142620U CN 207142620 U CN207142620 U CN 207142620U CN 201621474012 U CN201621474012 U CN 201621474012U CN 207142620 U CN207142620 U CN 207142620U
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- Prior art keywords
- escalator
- optical fiber
- guide rail
- transmission
- transmission guide
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Abstract
A kind of escalator, there is the ring form of the continuous step (10) moved around driven roller and slewing rollers with close ring.The cascade utilization roller (21,22) the corresponding transmission guide rail (31 being supported on the transmission equipment side (TS) of escalator, 32) the return guide rail (33,34) on and on the return side (RS) of escalator.One optical fiber (100) is attached at least one surface of transmission guide rail, and the optical fiber is at least advanced along a part for the length of transmission guide rail.
Description
Technical field
It the utility model is related to a kind of escalator.
Background technology
Escalator is a kind of mobile step (being used for the conveyer that people is transported between the different floors of building)
The vertical means of transport of form.The device is made up of a succession of motor-driven independent link step, and they are in orbit up and down
It is mobile, so as to allow step pedal keep level.Step moves up and/or down on the transport side of escalator, certainly
Returned on the return side of dynamic staircase.
Escalator includes floor levels, truss (truss), track, step and handrail.
Floor levels accommodate the curved section of track and drive the gear and motor of step.Top platform includes group of motors
Part and main drive gear, and bottom platform keeps step to turn to inertia sprocket.The end of these sections also grappling moving staircase girders
End.In addition, platform includes floor and fishback.Floor provides the passenger place stood before passenger is stepped on mobile step.
Floor is concordant with clean and tidy floor, is hinge or removable, to allow to provide easy access to following machinery.Fishback is static building
Part between plate and mobile step.The reason for it is so named is that its edge has a series of chocks (being similar to broach).This
A little teeth engage with the chock of the matching on nosing.The design is necessary the gap between minimum step and floor, and this has
Help prevent object card in the gap.
Truss is the hollow metal structure for bridging lower floor and upper strata.It is made up of two sidepieces, two sidepieces with the bottom of across
Portion and just the horizontal stripe under top links together.The end of truss is attached to top and bottom via steel or concrete support
Portion's floor levels.All straight track sections of truss bearer connection top section and compresses lower section.
Rail system is built into truss, to guide step and chain, this Infinite Cyclic continuously by step from bottom
Platform pulls out and is withdrawn into top.Step can be supported on respective rail on upper two couples wheel.Between wheel in two pairs of wheels
Axial distance between axial distance and two pairs of tracks thus is different.The relative position of two pairs of tracks causes to work as step
Step is formed when being removed under fishback.Along the angled section of truss, track is located at their maximum separation.The construction is protected
Hold step pedal and be always at level on the escalator, thus, step is similar to step in the angled section of escalator.
In the top and bottom of escalator, two tracks converge so that two pairs of wheels are always on straight line.This causes step one positioned at another
Laying is arranged with flat sheet after one, so they easily can advance the bending section in curved in tracks section.Rail
Road carries downwards step along the downside of truss, and untill they reach bottom floor, in bottom floor, they are leaving bottom
Another curved section of track is passed through before floor.At this point, track separates, and stair construction is presented in step again.With ladder
Level is pulled to top from bottom and again returns to bottom, and the circulation is repeated continuously.Rail system includes the biography positioned at transmission equipment side
Defeated guide rail and the return guide rail positioned at the return side of escalator.
Step is solid, integral, die casting aluminium or steel in itself.In most of escalator models, each step
Both toe riser (riser) and pedal are reinforced with chock, that is, provide the rib outward appearance with pecten, pecten and top
With the subsequent step engagement in the fishback and chain in bottom platform.Step passes through at least one continuous metal bracelet chain
Connect, form closed loop.Step can be supported by two pairs of wheels.The wheel of a pair of wheels in two pairs of wheels is more farther in the axial direction than another pair wheel
Ground separates.
The grasping that handrail is provided convenience while passenger's riding escalator to passenger.In escalator, handrail
Elongated by track of the chain along them, chain can be connected to main drive gear by a series of pulleys.
Utility model content
The purpose of the utility model is a kind of escalator for having and improving monitoring.
Escalator has the annular of the continuous step moved around driven roller and slewing rollers (return roll) with close ring
Form, the cascade utilization roller supporting is on the corresponding transmission guide rail of escalator transmission equipment side and escalator returns to side
Return guide rail on.
Optical fiber is attached at least one surface in transmission guide rail, and the optical fiber is at least along transmission guide rail
The part traveling of length.
The first end of optical fiber may be coupled to optical transmitting set, and light is emitted into the first end of optical fiber.The second of optical fiber
End may be connected to photodetector, to detect the light received at the second end of optical fiber.The output of photodetector may be connected to be helped automatically
The central control unit of ladder.
In the case where some deformations occur for optical fiber, the light detected at the end of optical fiber second by photodetector can change.Light
Fine deformation can be due to fibre-optical bending or coarctate situation.The deformation of optical fiber can influence the light through optical fiber, and this can
Detected at the second end of optical fiber by optical sensor.
The intensity for the light that transmission passes through optical fiber depends on the curvature of optical fiber.Thus the curvature of guide rail can pass through from transmission
Detected in the optical signal of optical fiber.The optical signal at the end of optical fiber second can be converted to voltage, thus, magnitude of voltage and guide rail
Bending is associated.
Optical fiber could attach to transmission guide rail, it means that optical fiber can be bent according to the bending of transmission guide rail.
Thus the bending of transmission guide rail can be arrived using fiber laser arrays.
Optical fiber only can be transmitted along a part for the length of transmission guide rail or the whole length along transmission guide rail
Transmission.
Optical fiber can in long range transmission light, such as in 1km distance.This means only one optical fiber is used to monitor
Two transmission guide rails in a pair of transmission guide rails.Optical fiber can be along the first transmission guide rail in a pair of guide rails
Transmit, and returned in the opposite direction along the second transmission guide rail in a pair of guide rails in a first direction.
On the other hand, some optical fiber can be with single transmission guide rail.Optical fiber can be only attached to single transmission and draw
One section of guideway.Transmission guide rail can be bent by different way in the different sections of transmission guide rail.Single
Some optical fiber are used on transmission guide rail so that the bending of the different sections of transmission guide rail can be monitored more accurately.
The bending for the return guide rail that optical fiber can also be used to detect in escalator.It may need to detect to return to guide rail
The bending in road, such as to detect the possibility inlay card that escalator returns to the step on side.
Optical fiber also can be used to arrange that a section with known bending rigidity for transmission guide rail is curved in a controlled manner
It is bent so that when the threshold value more than photodetector and optical sensor send caution signal to the CPU of escalator,
Known accurately flexural deformation and roller thus load.
Transmitting guide rail bracket can be at the beginning along the length positioning of transmission guide rail at predetermined space.So, exist
In the case of escalator is fully loaded with, transmitting the bending of guide rail can utilize optical fiber to determine.So, other transmission guide rails
Bracket can be added to the position between two adjacent existing transmission guide rail brackets, in these positions, transmit guide rail
It is bent over predetermined maximum.
In escalator, some situations can cause the overload of guide rail.When people beats or the footwear of passenger on step
Or leg, when squeezing between step and skirt section, guide rail can overload.When foreign body is stuck between step and fishback, guiding
Track can also overload.The overload of guide rail can also occur due to misusing for escalator, such as be spread when building site worker transports
During the weight being located on step.
The photodetector for being once connected to optical fiber detects the non-phase of the optical fiber as caused by the overbending of transmission guide rail
When hoping deformation, photodetector sends warning message to the central control unit of escalator.Then, the center control of escalator
Unit stops the movement of the step of escalator according to safety standard requirement.
Optical fiber simplifies the monitoring to escalator, and eliminates the demand for safety chains, with directly or indirectly
The overbending of guide rail is monitored, safety chains are based on the discrete switch being distributed along escalator.
Brief description of the drawings
Below with reference to the accompanying drawings the utility model is more fully described using preferred embodiment, in accompanying drawing：
Fig. 1 shows the vertical sectional view of escalator；
Fig. 2 shows the conveyor chain of escalator；
Fig. 3 shows the vertical sectional view of the guide rail of escalator；
Fig. 4 shows the arrangement of the optical cable in escalator；
Fig. 5 shown in the straight situation of guide rail, a part for the step of escalator；And
Fig. 6 show guide rail bending situation in, a part for the step of escalator.
Embodiment
Fig. 1 shows the vertical sectional view of escalator, and Fig. 2 shows the conveyor chain of escalator.
Escalator has the ring form of the continuous step 10 moved around driven roller 11 and slewing rollers 2 with close ring.Fig. 1
Top step 10 in the transmission equipment side TS of escalator is shown.The step pedal 11 of step 10 is lateral in the transmission of escalator
On towards.Fig. 1 bottom shows the step 10 in the return side RS of escalator.Step 10 is hung, i.e., step pedal 11 is certainly
The return side RS of dynamic staircase is faced downwardly.Step 10 is transmitted back to transmission equipment side TS starting end in the return side RS of escalator.Ladder
Level 10 can move up on S1 or on second opposite direction S2 to moving down in a first direction in the transmission equipment side of escalator
It is dynamic.Thus people is transported up and/or down in the transmission equipment side TS of escalator.As needed, escalator may be configured to only exist
Operation or escalator may be configured to operate in both direction S1, S2 on one direction S1, S2.
Each step 10 can have two pair rollers.First pair roller 21 may be provided in the first edge of step 10.First
Each roller 21 in pair roller is arranged in the corresponding side of step 10.Second pair roller 22 may be provided at the second side of step 10
On edge.Each roller 22 in second pair roller is arranged in the corresponding side of step 10.Roller 21 in first pair roller 21 it
Between axle and distance be less than the second pair roller 22 in roller 22 between axial distance.The He of roller 21 in first pair roller 21
Roller 22 in second pair roller is pivotally supported at together with axle in the support frame of step 10.When step 10 is automatic
When the transmission equipment side TS of staircase is moved up, the first edge of step 10 can be the side towards escalator upper end of step 10
Edge, the second edge of step 10 can be the edge towards escalator lower end of step 10.Step 10 can be in escalator
Transmission equipment side TS is moved up or down.
Escalator can have the first couple for being used for the first pair roller 21 in the transmission equipment side TS of escalator to transmit guide rail
Road 31 and escalator transmission equipment side TS be used for the second pair roller 22 the second couple transmit guide rail 32.
Escalator can also have the first couple for being used for the first pair roller 21 in the return side RS of escalator to return to guiding
Track 33 and escalator return side RS be used for the second pair roller 22 the second couple return guide rail 34.
First pair roller 21 and the second pair roller 22 are accordingly transmitting guide rail 31,32 in the transmission equipment side TS of escalator
Upper support surface on advance.Thus the power on pedal 11 acted on ladder and 10 is distributed to corresponding biography via roller 21,22
Defeated guide rail 31,32.
Step 10 is up from the corresponding return guide rail 33,34 on the return side RS of escalator in hanging position
The first pair roller 21 and the second pair roller 22 entered supports.Return to the weight that guide rail 33,34 only supports step 10.
The axle of first roller 21 only can be attached to chain 3 in two axial sides of an axial side of step or step 10.
The driven roller that chain 3 in the side of step 10 or the chain 10 in the both sides of step 10 may be formed in the upper level of escalator
The annular ring advanced on slewing rollers 2 on 1 and in the lower level of escalator.Chain 3 is attached to step 10 in chain 3
There can be one or more sprocket wheels between each point of roller 21 in chain link.Sprocket wheel rolls on identical guide rail 31,32.Drive
Dynamic roller 1 can directly or via transmission be driven by electric drive motor 4.Electric drive motor 4 can be controlled by converter.Electric drive
The rotating speed of the rotation of motor 4 and direction can be controlled with converter.
Transmission guide rail 31,32 and return guide rail 33,34 can be supported to certainly with Support bracket with variable interval
The truss of dynamic staircase.Transmission guide rail 31,32 and return guide rail 33,34 can be bent by roll forming, struck out
Shape or some other appropriate methods of production length and light metal structure are made up of cold-rolled steel.Transmit the total of guide rail 31,32
Bending can depend on curvature, position and the inclination of transmission guide rail 31,32.
Fig. 3 shows the vertical sectional view of the guide rail of escalator, and Fig. 4 shows the arrangement of the optical cable in escalator.
Fig. 3 shows the transmission guide rail 31,32 in transmitting guide rail 31,32 at a pair, and they are positioned at step 10
Right side.It is mutually positioning at a distance of horizontal range X1 to transmit guide rail 31,32.It is further fixed each other to transmit guide rail 31,32
Position is at a distance of vertical distance Y1.Transmission guide rail 31,32 can be formed by steel profile.First roller 21 transmits guide rail first
Moved on 31 roof 31A, the second roller 22 moves on the roof 32A of the second transmission guide rail 32.First pair of guide rail
The vertical distance Y1 between guide rail 31,32 in road 31,32 and second pair of guide rail 31,32 is in escalator operation
Period is adapted to so that the step pedal 11 of each step 10 is in all sections of the transmission equipment side TS in escalator of escalator
Keep level.
Transmission guide rail 31,32 can have optical fiber 100.Optical fiber 100 could attach to corresponding transmission guide rail 31,32
Roof 31A, 32A inner surface.The attachment of optical fiber 100 can be by being adhered directly to transmit the surface of guide rail 31,32 come complete
Into.Another possibility is that optical fiber 100 is positioned in the longitudinal groove of transmission guide rail 31,32.
Optical fiber 100 can be between driven roller 1 and slewing rollers 2 only along a part of row for the length for transmitting guide rail 31,32
Enter.On the other hand, optical fiber 100 can advance between driven roller 1 and slewing rollers 2 along the whole length of transmission guide rail 31,32.
Optical fiber 100 can form straight traveling so that the opposite end 101,102 of optical fiber 100 is mutually positioning to open a distance, institute
Distance is stated to be determined by the length of optical fiber 100.
On the other hand, optical fiber 100 can form close ring.The Part I of fiber optic loop 100 can be along a pair of transmission guide rails
31st, at least a portion of the length of the first transmission guide rail 31,32 in 32 is advanced, and the Part II of fiber optic loop 100 can road
By returning so that the second end 102 of optical fiber 100 is reached near the first end of optical fiber 100.
The transmission guide rail 31,32 that the Part II of fiber optic loop 100 could attach in a pair of transmission guide rails 31,32
Second.Thus transporting rail 31,32 in a pair of transporting rails 31,32 can be covered by an optical fiber 100.
The Part II of fiber optic loop 100 can be as the second selection for being attached to corresponding return guide rail 33,34.This meaning
Transmission guide rail 31,32 and returning to guide rail 33,34 can be covered by an optical fiber 100.
The Part II of fiber optic loop 100 can be as the 3rd choosing of some other parts being attached in the truss of escalator
Select.
The first end 101 of optical fiber 100 may be connected to optical transmitting set 111, and the second end of optical fiber 100 may be connected to photodetector
112.Optical transmitting set 111 may include the electricity input for receiving electric control signal and the laser or LED forms that produce optical output signal
Optics output.Photodetector 112 may include photodiode or photodetector, the optical signal that will be received from optical fiber 100
Be converted to electric signal.Optical transmitting set 111 enters optical transport the first end 101 of optical fiber 100, and photodetector 112 is detected in optical fiber
The light received at 100 opposite second end 102.
In the case where some deformations occur for optical fiber 100, detected at the second end 102 of optical fiber 100 by photodetector 112
Light can change.The deformation of optical fiber 100 can be due to that optical fiber 100 is bent or pressed against situation together.The deformation of optical fiber 100 can shadow
The light through optical fiber 100 is rung, this can be detected by optical sensor 112 at the second end 102 of optical fiber 100.
The output of photodetector 112 may be connected to the central control unit 120 of escalator.
Fig. 4 shows that optical fiber 100 forms the situation of ring.In this case, can be used includes optical transmitting set 111 and photodetector
112 optical transceiver 110, because the both ends 101,102 of optical fiber 100 close to each other can position, to be connected to transceiver 110.Light
The optical transmitting set 111 that the first end 101 of fibre 100 may be connected in optical transceiver 110, the second end 102 of optical fiber 100 can connect
To the photodetector 112 in transceiver 110.
The output of photodetector 112 may be connected to the central control unit 120 of escalator.It is defeated when photodetector 112
When going out signal and showing that escalator is problematic, central control unit 120 can stop escalator.
Fig. 5 shows that a part for the step of escalator, Fig. 6 is shown in guide rail in the case of guide rail is straight
In the case of road is bent, a part for the step of escalator.
Fig. 5 and 6 shows relative table of the optical fiber 100 in the roller 21,22 on step 10 of transmission guide rail 31,32
The situation advanced on face.It is straight in Figure 5 to transmit guide rail 31,32, i.e., does not bend, it means that act on step and step on
Power F1 on plate 11 is located in predetermined normal load range.In this case, light can be unrestricted from the first end 101 of optical fiber 100
System ground reaches the second end 102 through optical fiber 100.Transmission guide rail 31,32 is bent in figure 6, it means that acts on step
Power F2 on pedal 11 exceedes the predetermined maximum load of step 10, i.e. step 10 becomes to overload.
Optical fiber 100 serves as sensor, the load of sensing transmission guide rail 31,32.Transmit the bending of guide rail 31,32
It can be sensed by optical fiber 100.
Optical fiber 100 can be in one or two combination in the transmission equipment side TS of escalator and first pair of transmission guide rail 31
Use.Optical fiber 100 can also be in one or two combination in the transmission equipment side TS of escalator and second pair of transmission guide rail 32
Use.Optical fiber 100 can also be used in combination with transmission guide rail 31, one of 32 and return guide rail 33, one of 34.Optical fiber
100 can also be used in combination in the return side RS of escalator with one or two in first pair of return guide rail 33.Optical fiber
100 can also combine use in one or two during the return side RS of escalator and second couple return to guide rail 34.
Optical fiber 100 is formed as close ring shown in Fig. 4.The Part I of fiber optic loop 100 can be along transmission guide rail 31,32
Length at least a portion extension.
On the other hand, optical fiber 100 is formed as the pen along at least a portion extension of the length of transmission guide rail 31,32
Keep straight on into.Transmission guide rail 31,32 substantially extends between driven roller 1 and slewing rollers 2.Transmit guide rail 31,32
Thus length is substantially determined by the distance between driven roller 1 and slewing rollers 2.Optical transmitting set 111 is positioned at the one of optical fiber 100
End 101, photodetector 112 is positioned at the second opposite end 102 of optical fiber 100.Thus optical transmitting set 111 and photodetector 112 can be
It is apart quite remote.In this case, the output of photodetector 110 is also connected to the central control unit 120 of escalator.
The intensity for the light that transmission passes through optical fiber depends on the curvature of optical fiber 100.The curvature of guide rail 31,32,33,34
Thus detected in the optical signal that optical fiber 100 can be passed through from transmission.The optical signal at the end of optical fiber second can be exchanged into voltage, thus,
Magnitude of voltage is associated with the bending of guide rail 31,32,33,34.
Optical signal at second end 102 of optical fiber 100 measures under the Light Condition of escalator first, to obtain optical fiber
The reference value of optical signal at 100 the second end 102.Then, by applying different loads to escalator to measure in optical fiber
Optical signal at 100 the second end 102, to determine the light at the second end 102 of the bending of guide rail 31,32 and optical fiber 100
Correlation between signal.
Some situations can cause the situation that step 10 overloads.Passenger can jump on step 10, and the footwear or leg of passenger can squeeze
Enter between step and skirt section.If foreign body becomes to be stuck between step 10 and fishback, step 10 can be subjected to significantly negative
Carry.The transient peak of the power acted on step 10 can also occur due to misusing for escalator.Worker's transport is laid on certainly
Weight on the step 10 of dynamic staircase.
Once photodetector 112 detects the non-phase of the optical fiber 100 as caused by the overbending of transmission guide rail 31,32
Deformation is hoped, then photodetector 112 can send warning message to the central control unit 120 of escalator.Then, escalator
Central control unit 120 can stop the movement of the step 10 of escalator according to safety standard requirement.
Purposes of the present utility model is not limited to escalator disclosed in accompanying drawing.The utility model can use it is any kind of from
In dynamic staircase.
It will be understood by those skilled in the art that with technological progress, the utility model theory can be implemented in a variety of ways.This reality
Example described above is not limited to new and embodiment, but can be changed within the scope of the claims.
Claims (10)
1. a kind of escalator, there is the annular of the continuous step (10) moved around driven roller (1) and slewing rollers (2) with close ring
Form, the step (10) are supported on the corresponding transmission guide rail on the transmission equipment side (TS) of escalator using roller (21,22)
On return guide rail (33,34) on road (31,32) and on the return side (RS) of escalator, it is characterised in that a light
Fine (100) are attached at least one surface of transmission guide rail (31,32), and the optical fiber (100) is at least along transmission guiding
The part traveling of the length of track (31,32).
2. escalator as claimed in claim 1, it is characterised in that the first end (101) of the optical fiber (100) is attached to light
Light is emitted into the first end (101) of optical fiber (100), the second end of the optical fiber (100) by transmitter (111), optical transmitting set
(102) photodetector (112) is connected to, photodetector detects the light received from the second end (102) of optical fiber (100).
3. escalator as claimed in claim 1, it is characterised in that the optical fiber (100) forms straight advance.
4. escalator as claimed in claim 1, it is characterised in that the optical fiber (100) forms annular and advanced.
5. escalator as claimed in claim 2, it is characterised in that the optical transmitting set (111) and photodetector (112) shape
Into in optical transceiver (110).
6. escalator as claimed in claim 2, it is characterised in that the output of photodetector (112) is connected to escalator
Central control unit (120).
7. escalator as claimed in claim 1, it is characterised in that each step (10) includes being located at the side of step (10) first
The first pair roller (21) of edge and the second pair roller (22) positioned at step (10) second edge, thus, the first pair roller (21)
Transmit at first Dui on guide rail (31) and advance, the second pair roller (22), which is transmitted at second Dui on guide rail (32), advances.
8. escalator as claimed in claim 7, it is characterised in that the optical fiber (100) forms annular and advanced, thus, institute
State optical fiber (100) Part I be attached in a pair of transmission guide rails (31,32) first transmission guide rail (31,
32), the Part II of the optical fiber (100) is attached to the second transmission guide rail in a pair of transmission guide rails (31,32)
(31,32)。
9. escalator as claimed in claim 7, it is characterised in that the optical fiber (100) forms annular and advanced, thus, institute
The Part I for stating optical fiber (100) is attached to transmission guide rail (31,32) in a pair of transmission guide rails (31,32), institute
The Part II for stating optical fiber (100) is attached to return guide rail (33,34) in a pair of return guide rails (33,34).
10. escalator as claimed in claim 7, it is characterised in that the optical fiber (100) forms straight traveling, thus, institute
Optical fiber (100) is stated to be attached to transmission guide rail (31,32) or return to guide rail (33,34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621474012.9U CN207142620U (en) | 2016-12-29 | 2016-12-29 | Escalator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621474012.9U CN207142620U (en) | 2016-12-29 | 2016-12-29 | Escalator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207142620U true CN207142620U (en) | 2018-03-27 |
Family
ID=61658628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621474012.9U Active CN207142620U (en) | 2016-12-29 | 2016-12-29 | Escalator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207142620U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108249271A (en) * | 2016-12-29 | 2018-07-06 | 通力股份公司 | Escalator |
-
2016
- 2016-12-29 CN CN201621474012.9U patent/CN207142620U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108249271A (en) * | 2016-12-29 | 2018-07-06 | 通力股份公司 | Escalator |
| CN108249271B (en) * | 2016-12-29 | 2022-01-21 | 通力股份公司 | Automatic staircase |
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