CN1827515A - Passenger conveyor - Google Patents
Passenger conveyor Download PDFInfo
- Publication number
- CN1827515A CN1827515A CNA2006100086953A CN200610008695A CN1827515A CN 1827515 A CN1827515 A CN 1827515A CN A2006100086953 A CNA2006100086953 A CN A2006100086953A CN 200610008695 A CN200610008695 A CN 200610008695A CN 1827515 A CN1827515 A CN 1827515A
- Authority
- CN
- China
- Prior art keywords
- drive sprocket
- sprocket
- drive shaft
- tooth portion
- bearing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B23/00—Component parts of escalators or moving walkways
- B66B23/02—Driving gear
- B66B23/026—Driving gear with a drive or carrying sprocket wheel located at end portions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B23/00—Component parts of escalators or moving walkways
- B66B23/02—Driving gear
Landscapes
- Escalators And Moving Walkways (AREA)
Abstract
A passenger conveyor allowing the assembly and the maintenance and inspections of drive machinery and devices to be performed easily and a width dimension to be reduced, wherein the vertical projection of bearings (16) on a drive shaft (15) driving step chains (17) formed of a plurality of steps (18) endlessly connected to each other is overlapped with the tooth parts of drive sprockets (26) and (42) installed on the drive shaft (15) to drive the step chains (17) or fixed to a main frame (4) at a position displaced from the tooth parts to the intermediate part of the drive shaft (15).
Description
The application's application number that to be the applicant propose October 12 calendar year 2001 be 01817567.8, denomination of invention is the dividing an application of international application of person conveyer, the date that this application enters country's stage is on April 18th, 2003.
Technical field
The present invention relates to a kind of person conveyer, for example escalator and electric moving elevator particularly relate to a kind of person conveyer that is installed in narrow space that is applicable to.
Background technology
In order to dwindle the width of person conveyer, wherein a kind of design according to prior art is, by a motor that drives the step axle drive shaft is installed, realization is to the direct drive (for example fixed patent application 56-108683 of Japanese laid-open) of axle drive shaft, another design is that the step driving chain directly is driven (for example fixed patent application 55-40185 of Japanese laid-open) on operating path.
Because step and step chain are directly by motor-driven, so can save driving chain and the drive sprocket that is specifically designed to transferring power in the above-mentioned prior art of mentioning.Therefore can reduce width valuably.
But in above-mentioned design, be arranged between the forward path and return path of step such as driving machines such as motor and speed reducer structures, promptly in the running orbit of step, described step is connected to ring-type mutually.Therefore when assembling, before step is installed in the step chain, driving machine must be installed.Step just can must be safeguarded and be checked after disassembling on the step chain in addition, owing to described operation is carried out in narrow region, so the enforcement of these operations will expend a large amount of time.
Summary of the invention
The objective of the invention is to propose a kind of person conveyer, wherein be convenient to the installation of driving machine and inspection and dwindled the width of person conveyer.
In order to realize above-mentioned purpose of the present invention, the vertical protrusion of bearing that is used to drive the axle drive shaft of step chain is stacked in the tooth portion of the drive sprocket that is used to drive the step chain, wherein utilize the step chain that a plurality of steps are connected into ring-type, or the vertical protrusion of the bearing of axle drive shaft than tooth portion more near the middle part of axle drive shaft.These parts all are fixed on the main frame.
Because by in above-mentioned design, the vertical protrusion of bearing being stacked on the tooth of drive sprocket, realizing the space between the tooth portion and bearing in the axial direction, thereby can shorten the length of axle drive shaft.In addition, the displacement by bearing can be arranged on drive sprocket the end of axle drive shaft, thereby makes bearing more approach the middle part of axle drive shaft than the tooth portion of drive sprocket.Thereby the vertical protrusion that can make drive sprocket that is provided with of drive sprocket is stacked on right side and the left side bonded assembly side frame.Thereby can shorten the length of axle drive shaft.
In addition,, thereby can carry out driving machine is installed, safeguarded and checks operation, and can not be subjected to being connected to the obstruction of the step of ring-type because driving machine is arranged on the outside longitudinally of the conveying track of step.
Description of drawings
Fig. 1 be the first embodiment of the present invention shown in Fig. 2 escalator I-I to longitudinal diagram;
Fig. 2 is the schematic side view that is installed in the escalator of the first embodiment of the present invention between the floor;
Fig. 3 is near the birds-eye view of the part the floor in the above of escalator shown in Figure 2;
Fig. 4 is near the cut-away view of the part the floor in the above of escalator shown in Figure 2;
Fig. 5 is the birds-eye view of part shown in Figure 4;
Fig. 6 be with the view of the escalator of the similar second embodiment of the present invention of Fig. 1 and
Fig. 7 is the view with the escalator of the similar third embodiment of the present invention of Fig. 1.
The specific embodiment
To contrast the escalator shown in Fig. 1 to 5 below is illustrated the first embodiment of the present invention.Escalator 1 mainly is made of main frame 4, and described main frame is in the same place the top floor 2 in building as pedestal with following floor 3 bridge joints.As shown in Figure 1, described main frame 4 is connected by the right side and left side bonded assembly side frame 5A, 5B and truss (not shown) and substrate 6 that right frame 5A and left frame 5B link together constituted.Described in addition side frame 5A, 5B are made of vertical upwardly extending roof side rail spare 7, bottom side rail spare 8 and the vertical part 9 at escalator, and described vertical part is used for being connected of roof side rail spare 7 and bottom side rail spare 8.Form horizontal part 10 on floor 2 sides on the main frame 4 in above-mentioned configuration, promptly go up machine chamber, and under forming on following floor 3 sides of main frame 4 horizontal part 11, promptly descend machine chamber.Connect upward horizontal part 10 and following horizontal part 11 by oblique portion 12.The top of last horizontal part 10 and following horizontal part 11 is used to personnel's ascending stair respectively and from the horse block capping of ladder.
A pair of drive sprocket 13 and a pair of driven sprocket 14 be hubbed on respectively the last horizontal part 10 of main frame 4 and following horizontal part 11 the floor absolute altitude below.A pair of drive sprocket 13 is fixed on the axle drive shaft 15, and the end of axle drive shaft 15 is supported by bearing 16 rotations.Described bearing 16 is fixed on vertical part 9 of described side frame 5A, 5B, and the vertical protrusion of vertical part is positioned at the width h of side frame 5A, 5B.
Be respectively arranged with guardrail wall 20 vertically upward at described side frame 5A, 5B.Moving hand-rail 21 is directed on the flange of described guardrail wall 20.Described moving hand-rail 21 is driven by handrail driver element 20.Described handrail driver element 22 is arranged on the inboard of guardrail wall 20.Handrail driver element 22 obtains kinetic energy by guiding handrail driving chain 24, and described guiding handrail driving chain 24 is suspended on the handrail drive sprocket 23 and walks around reverse wheel 25, and described handrail drive sprocket 23 is installed on the drive sprocket 13 of described axle drive shaft 15.The radius of wherein said handrail drive sprocket 23 is less than the radius that forms during around axle drive shaft 15 rotation at front-wheel, thereby described handrail drive wheel 23 can be stacked on the front-wheel of step 18.
On the other hand, drive sprocket 26 is fixed on the end and step 18 opposite sides of described axle drive shaft 15.Described drive sprocket 26 is tabular.The fixation side of drive sprocket 26 on axle drive shaft 15 is positioned at a side of the step 18 relative with described handrail drive sprocket 23.The side frame 5B of three vertical protrusion, bearing 16 and the main frame 4 of the tooth portion of drive sprocket 26 is mutually stacked and be arranged in the width of side frame 5B.
Owing to adopted above-mentioned structure design, so must be substantially disposed in the required gap of reason between bearing 16 and the handrail drive sprocket 23 and for consideration to the installation balance of main frame 4, guardrail wall 20 etc. based on the tooth of drive sprocket 26.On the opposite side of drive sprocket 26, equal gap needn't be arranged.Therefore the whole width W f of main frame 4 can be reduced, and the width of the equipment of escalator 1 can be reduced.In addition, can be stacked on the handrail drive sprocket 23, shorten the axial length of axle drive shaft 15 by vertical protrusion with the front-wheel of step 17.
Be installed in a narrow space at the escalator 1 with above-mentioned narrow width, when for example being installed in the position of existing stair at a station, escalator 1 is pulled on a fan wall 41 of stair 40 and it is installed shown in Fig. 2 and 3.The guardrail wall 20 of the escalator 1 on a side relative with wall 41 is as the spaced walls between stair 40 and the escalator 1.When plant width is the escalator of Wo when being installed in whole width and being stair 40 places of Ws, the Effective width of the utilizable stair of pedestrian will narrow down.But because the plant width Wo of escalator 1 is very narrow, so the reduction volume of effectively utilizing width of stair 40 can be reduced to bottom line.Driving machine 28 is arranged on horizontal part 10 simultaneously, promptly is arranged in the machine chamber, and described machine chamber is positioned at the outside longitudinally step 18 and running orbit step chain 17 according to the first embodiment of the present invention.Therefore cover the horse block of upper part and open horizontal part 10 by dismounting, can realize installation, maintenance and inspection easily the driving machine 28 of escalator 1.
To contrast Fig. 6 below is illustrated the second embodiment of the present invention.
The difference of first embodiment and second embodiment shown in Figure 6 is that drive sprocket 42 is not tabular, but plate-like, and whole drive sprocket 42 is arranged in the width h of the side frame 5B that constitutes main frame 4.And the side frame 5B of the vertical protrusion of the tooth portion of drive sprocket 42, bearing 16 and main frame 4 is stacked mutually, and is identical with first embodiment, can reduce the installation width of main width of frame and driving machine.
Because in the present embodiment, drive sprocket 42 is not tabular, so make easily.Put, present embodiment is better than any other embodiment at this point.
Fig. 7 illustrates the 3rd embodiment.In the present embodiment, the installation site that is used for the bearing of supporting driving shaft 15 is different from first and second embodiment.Be that bearing 44 is arranged between the forward direction and return path of step 18, and be supported on vertical part 9 of side frame 5A, 5B (not shown) by carriage (not shown) etc.In addition, drive sprocket 45, handrail drive sprocket 46 and drive sprocket 47 are fixed on the end of axle drive shaft 15.The above-mentioned setting and first and second embodiment are similar.Be that driving gear 46 is arranged on step 18 sides, handrail drive sprocket 46 is arranged on the outside with active drive sprocket wheel 45 cooresponding steps 18, and drive sprocket 47 is arranged on outermost.
And it is to be noted, be positioned at outermost drive sprocket 47 and be plate-like and at the width h of side frame 5B, and mode of operation and the effect with second embodiment is identical with regard to its mode of operation and effect.
Though in the above-described embodiments the escalator as person conveyer is illustrated that the present invention is not limited to escalator, and is applicable to electric moving elevator, wherein between step, do not have diff-H.Can consult the step of in each claim, describing as the pedal of different modes at this point.In addition, though existing stair station in illustrated the present invention be not limited to the existing stair at station for example, and be applicable to as the person conveyer in the saving space in the common building thing and the pavement of level as of narrow space.
As mentioned above, can realize person conveyer, wherein be convenient to installation, maintenance and inspection and reduced the installation width driving machine according to the present invention.
Claims (4)
1. person conveyer comprises:
Circulation step chain, described circulation step chain links together a plurality of steps and the latter is driven;
Drive sprocket and driven sprocket, described step chain be suspended on described drive sprocket near below two stopping port flat-beds and by movable sprocket on;
Drive sprocket, described drive sprocket is arranged on the axle drive shaft, and described drive sprocket is fixed on the axle drive shaft; With
Driving machine is used for rotary power is passed to drive sprocket, wherein,
Described drive sprocket be constituted as with its in all sides compare with fixed part described axle drive shaft, the tooth portion of outer circumferential side is positioned at the outside of the Width of described person conveyer, and the vertical projection of the tooth portion of described drive sprocket is configured in the width dimensions of the bearing that supports described driveshaft end.
2. according to the described person conveyer of claim 1, it is characterized in that,
Possess main frame, described main frame has a pair of side frame in right side and left side,
The tooth portion of described drive sprocket is configured between the roof side rail spare of the top of described bearing and described side frame, and the tooth portion of described drive sprocket is configured between the bottom side rail spare of the bottom of described bearing and described side frame simultaneously.
3. according to the described person conveyer of claim 1, it is characterized in that,
The vertical projection of handrail drive sprocket is configured in the width dimensions of described drive sprocket.
4. according to the described person conveyer of claim 1, it is characterized in that,
The vertical projection of the front-wheel of described step is configured in the width dimensions of described drive sprocket.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000323300 | 2000-10-18 | ||
| JP2000323300 | 2000-10-18 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01817567 Division CN1248953C (en) | 2000-10-18 | 2001-10-12 | Passenger conveyor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1827515A true CN1827515A (en) | 2006-09-06 |
| CN100497150C CN100497150C (en) | 2009-06-10 |
Family
ID=18800996
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01817567 Expired - Lifetime CN1248953C (en) | 2000-10-18 | 2001-10-12 | Passenger conveyor |
| CNB2006100086953A Expired - Lifetime CN100497150C (en) | 2000-10-18 | 2001-10-12 | Passenger conveyor |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01817567 Expired - Lifetime CN1248953C (en) | 2000-10-18 | 2001-10-12 | Passenger conveyor |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JP3873024B2 (en) |
| CN (2) | CN1248953C (en) |
| AU (1) | AU2001295930A1 (en) |
| HK (1) | HK1060554A1 (en) |
| TW (1) | TW590977B (en) |
| WO (1) | WO2002032802A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006111380A (en) * | 2004-10-13 | 2006-04-27 | Hitachi Ltd | Drive unit for passenger conveyor |
| JP2011225345A (en) * | 2010-04-21 | 2011-11-10 | Hitachi Ltd | Passenger conveyer |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53866Y2 (en) * | 1973-05-17 | 1978-01-12 | ||
| JPS56117978A (en) * | 1980-02-20 | 1981-09-16 | Hitachi Ltd | Driving device for man conveyor |
| JP2000302364A (en) * | 1999-04-19 | 2000-10-31 | Toshiba Elevator Co Ltd | Drive device for passenger conveyor |
| JP4017303B2 (en) * | 1999-09-30 | 2007-12-05 | 日東電工株式会社 | Method for manufacturing magnetic head suspension and method for inspecting metal substrate for magnetic head suspension |
| JP2001348180A (en) * | 2000-06-08 | 2001-12-18 | Toshiba Corp | Man conveyer |
-
2001
- 2001-10-12 CN CN 01817567 patent/CN1248953C/en not_active Expired - Lifetime
- 2001-10-12 CN CNB2006100086953A patent/CN100497150C/en not_active Expired - Lifetime
- 2001-10-12 AU AU2001295930A patent/AU2001295930A1/en not_active Abandoned
- 2001-10-12 JP JP2002535994A patent/JP3873024B2/en not_active Expired - Lifetime
- 2001-10-12 WO PCT/JP2001/009021 patent/WO2002032802A1/en active Application Filing
- 2001-10-16 TW TW90125583A patent/TW590977B/en not_active IP Right Cessation
-
2004
- 2004-04-16 HK HK04102690A patent/HK1060554A1/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2002032802A1 (en) | 2004-02-26 |
| AU2001295930A1 (en) | 2002-04-29 |
| HK1060554A1 (en) | 2004-08-13 |
| CN1248953C (en) | 2006-04-05 |
| WO2002032802A1 (en) | 2002-04-25 |
| TW590977B (en) | 2004-06-11 |
| CN1469839A (en) | 2004-01-21 |
| CN100497150C (en) | 2009-06-10 |
| JP3873024B2 (en) | 2007-01-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090610 |