CN103359596A - Pedal chain, chain wheel and moving sidewalk for conveyance system - Google Patents
Pedal chain, chain wheel and moving sidewalk for conveyance system Download PDFInfo
- Publication number
- CN103359596A CN103359596A CN2012101030221A CN201210103022A CN103359596A CN 103359596 A CN103359596 A CN 103359596A CN 2012101030221 A CN2012101030221 A CN 2012101030221A CN 201210103022 A CN201210103022 A CN 201210103022A CN 103359596 A CN103359596 A CN 103359596A
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- Prior art keywords
- chain
- pedal
- running roller
- adjacent
- support
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- 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.)
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- 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
- B66B23/024—Chains therefor
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- 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
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- Escalators And Moving Walkways (AREA)
Abstract
The invention discloses a pedal chain for a conveyance system, which comprises chain links, chain link shafts connecting the adjacent chain links and rollers assembled on the chain link shafts, wherein the rollers are support rollers for bearing loads; the support rollers are mounted on the inner sides of the chain links; and every two adjacent support rollers are separated by at least two chain links. With the adoption of the technical scheme, the equipment cost is lowered significantly due to the fewer rollers; furthermore, due to the fact that only the support rollers are in frictional contact with flange parts of guide rails, the frictional performance is improved significantly; and the mute operation performance is improved. In addition, a compact structure of a chain wheel-chain transmission mechanism is ensured since the support rollers are arranged on the inner sides of the chain links.
Description
Technical field
The present invention relates to a kind of actuating device for moving sidewalk and escalator etc., and be particularly related to a kind of pedal chain and sprocket wheel for moving sidewalk and escalator etc.
Background technology
Pedal chain and sprocket wheel are the common components for moving sidewalk and escalator etc.Pedal chain of the prior art takes various forms, and correspondingly, also has different forms from the sprocket wheel that pedal chain matches.
Fig. 1 is isometric view, illustrates a kind of be connected for traditional pedal chain of moving sidewalk and with chain and by the chain-drive pedal.As shown in Figure 1, this pedal chain comprises chain link 11, interconnects the chain link shaft 12 of adjacent link and is fitted to running roller on the chain link shaft.Wherein, running roller comprises main running roller 13 and two the chain running rollers 14 between two main support running rollers 13 of supporting, and all these running rollers are installed in the chain link inboard.The main running roller 13 that supports is used for support loads, and chain running roller 14 is idle pulleys of support loads not.The described main running roller 13 that supports is supported on the guide rail and along guide rail movement, on the other hand, the main running roller 13 that supports also is connected with pedal 15 drivings of moving sidewalk by its pivot shaft, thereby when main support running roller moves along guide rail, drive pedal mobile together, and then transport goods or pedestrian on the pedal.
The shortcoming that the traditional pedal chain of this kind exists is: owing to being provided with chain running roller 14 two adjacent main supports between the running roller 13 that follow into direction, on the one hand because using more running roller so that cost increase, and owing to existing too much movable parts to cause the reliability reduction of equipment; On the other hand, all rub with producing between the lip portions of guide rail owing to comprising all running rollers that support running roller and chain running roller, the use of multi-roll cause producing sizable friction.
US2008/0149456A1 discloses a kind of pedal chain for escalator and sprocket wheel.In the disclosed pedal chain of this piece patent documentation and sprocket wheel, replace the chain running roller, two sliding parts are arranged on to follow into adjacent two of direction and support between the running rollers.But the setting of sliding part has also brought some problems, at first is that the friction of mobile system increases, and secondly is complex structure and thereby the increase cost that causes system.
The another kind of scheme of pedal chain and sprocket wheel employing is in the prior art: running roller only comprises the main running roller 13 that supports, and these main running rollers that support are installed in outside the chain link, as shown in Figure 2.Adopt the shortcoming of this kind scheme to be, because the main running roller that supports is installed in the chain link outside, cause the increase of lateral dimension, thereby so that corresponding Transporting equipment scantling of structure increase so that the larger space of hold facility, and so that the increase of construction cost.
In view of the problems referred to above of traditional pedal chain and sprocket wheel, there is in the industry the demand of further improving pedal chain and chain sprocket structure.
Summary of the invention
The objective of the invention is to overcome the defective that conventional art exists, a kind of pedal chain and sprocket wheel for moving sidewalk and escalator etc. is provided, it can reduce the cost of equipment, and improvement equipment ability operating characteristic.
For achieving the above object, according to first aspect present invention, provide a kind of pedal chain for delivery system, this pedal chain comprises chain link, interconnect the chain link shaft of adjacent link and be fitted to running roller on the chain link shaft; Described running roller is the support running roller in order to bearing load, and described support running roller is installed on the chain link inboard, and two support running rollers adjacent one another are are spaced apart from each other down to few two chain links.
Preferably, two support running rollers adjacent one another are are spaced apart from each other with two chain links.
Preferably, two support running rollers adjacent one another are are spaced apart from each other with three chain links.
Preferably, diameter is installed significantly less than the minor diameter running roller of described support running roller on two chain link shafts that support between the running rollers adjacent one another are.
Preferably, be coated with polyurethane on the described minor diameter running roller.
Preferably, described delivery system is moving sidewalk.
Preferably, described delivery system is escalator.
According to a further aspect of the invention, provide a kind of sprocket wheel, be used for consisting of sprocket wheel-chain drive with the pedal chain adapted, described pedal chain is according to the described pedal chain of first aspect present invention.
According to a further aspect of the invention, provide a kind of moving sidewalk, comprised sprocket wheel-chain drive, described pedal chain is according to the described pedal chain of first aspect present invention.
Adopt technical scheme of the present invention, on the one hand, owing to adopting less running roller, significantly reduced equipment cost; And, owing to only having the lip portions that supports running roller and guide rail to form wipe contact, there are not other running rollers that contact with the guide rail lip portions and support between the running roller, therefore, frictional behaviour significantly improves, and has improved quiet operating characteristic, has reduced simultaneously energy consumption.Moreover, be arranged at the chain link inboard owing to supporting running roller, guaranteed that sprocket wheel-chain drive is of compact construction.
Description of drawings
Below in conjunction with drawings and Examples the present invention is described in further detail, wherein
Fig. 1 is isometric view, illustrates a kind of traditional pedal chain for moving sidewalk;
Fig. 2 is partial isometric view, shows another kind of traditional pedal chain;
Fig. 3 A is fragmentary, perspective view, shows the pedal chain according to first embodiment of the invention;
Fig. 3 B is fragmentary, perspective view, shows the opposite side of pedal chain shown in Fig. 3 A;
Fig. 3 C is decomposition diagram, illustrates the pedal chain structure according to first embodiment of the invention;
Fig. 3 D is partial plan view, illustrates the pedal chain according to first embodiment of the invention;
Fig. 3 E is similar to Fig. 3 D, and it shows the cross section view of pedal chain;
Fig. 4 A is fragmentary, perspective view, shows the pedal chain of first embodiment of the invention and the assembly drawing of pedal;
Fig. 4 B is transparent view, and the pedal chain that shows first embodiment of the invention drives and is connected in pedal.
Fig. 5 is partial plan view, shows the sprocket wheel that matches with pedal chain shown in Fig. 3 A-3E;
Fig. 6 is partial cross sectional views, shows the local structure of moving sidewalk;
Fig. 7 illustrates the second embodiment according to pedal chain of the present invention and sprocket wheel;
Fig. 8 is partial view, and the pedal chain that shows according to second embodiment of the invention is fitted to the with it sprocket wheel of adapted.
The specific embodiment
The below is described in detail pedal chain and the sprocket wheel for moving sidewalk and escalator etc. of the present invention.At this, should be pointed out that embodiments of the invention only are exemplary, it only is used for principle of the present invention being described and unrestricted the present invention.In addition, it will be apparent for a person skilled in the art that pedal chain of the present invention and sprocket wheel can be used for comprising the various employing pedal chains of moving sidewalk and the Transporting equipment of sprocket wheel.
At first participate in Fig. 3 A-3E, wherein Fig. 3 A is fragmentary, perspective view, shows the pedal chain according to first embodiment of the invention; Fig. 3 B is fragmentary, perspective view, shows the opposite side of pedal chain shown in Fig. 3 A; Fig. 3 C is decomposition diagram, illustrates the pedal chain structure according to first embodiment of the invention; Fig. 3 D is partial plan view, illustrates the pedal chain according to first embodiment of the invention; And Fig. 3 E is similar to Fig. 3 D, shows the cross section view of pedal chain.
Shown in Fig. 3 A-3E, pedal chain 50 of the present invention comprises chain link 51, interconnect adjacent link 51 chain link shaft 52, be installed on the sleeve 54 on the chain link shaft 52 and be fitted to support running roller 53 on the sleeve 54.As seen in Fig., follow and support between the running rollers 53 spaced apart with three chain links into direction adjacent two, two chain link shafts between two adjacent support running rollers 53 are provided with diameter much smaller than the minor diameter running roller 55 that supports running roller 53, and this minor diameter running roller is coated with polyurethane and with metal lining.Being provided with the chain link shaft that supports running roller 53 on it is used for being connected with the pedal drive of moving sidewalk etc.
Fig. 4 A is fragmentary, perspective view, shows the pedal chain of first embodiment of the invention and the assembly drawing of pedal; And Fig. 4 B is transparent view, and the pedal chain that shows first embodiment of the invention drives and is connected in pedal.Shown in Fig. 4 A and 4B, the pedal 56 of the chain link shaft that supports running roller 53 and moving sidewalk etc. drives and is connected, thereby main when supporting running roller and moving along guide rail, the driving pedal moves together.As shown in the figure, per three joint gimmal pitches form a coarse pitch, and a coarse pitch is corresponding to a pedal.
Then participate in Fig. 5, the figure shows the sprocket wheel 60 that matches with pedal chain 50 of the present invention.As shown in Figure 5, be provided with the profile of tooth corresponding with the structure of pedal chain 50 on the sprocket wheel periphery, circumferentially be formed with two kinds of dissimilar teeth along sprocket wheel: the tooth 61 of the first type and the tooth 62 of the second type, wherein limit the race 63 suitable with supporting running roller 53 between two adjacent the first type teeth 61, and limit the race 64 suitable with minor diameter running roller 55 between the first type tooth 61 adjacent one another are and the second type tooth 62.Follow adjacent into direction two support running rollers 53 with three isolated situations of chain link under, the number of teeth of sprocket wheel should be 3 multiple, the diagram teeth number of sprocket is 18.As shown in Figure 5, under confined state, the pedal chain cover is around on the sprocket wheel, is engaged in respectively in the corresponding race of sprocket wheel with minor diameter running roller 55 and support running roller 53.Under serviceability, sprocket wheel 60 for example rotates under the driving of motor at actuating device, and pedal chain moves under the drive of sprocket wheel.
Fig. 6 is partial cross sectional views, shows the local structure of moving sidewalk.As shown in Figure 6, support running roller 53 and be supported on the guide rail 71, and the pedal drive of the inner of supporting the equipped chain link shaft on it of running roller 53 and moving sidewalk etc. is connected.At the moving sidewalk run duration, support running roller 53 and roll along guide rail 71, and and then to drive pedal thereupon mobile together.As shown in Figure 6, guide rail 71 comprises the stayed surface 72 in order to supported running roller 53, and the lip portions 73 that stretches out in self-supporting surface, the guide rail outside, these lip portions 73 usefulness think that backing roll wheel 53 provides lateral support, prevents from supporting the smooth running that running roller 53 de-orbits to guarantee delivery system.At the run duration of delivery system, when supporting running roller 53 along stayed surface 72 operation, can contact with the inner surface of lip portions 73, thereby can produce friction between the two.Adopt pedal chain of the present invention, owing to only having the lip portions 73 that supports running roller 53 and guide rail to form wipe contacts, and minor diameter running roller 55 does not form wipe contacts with the lip portions 73 of guide rail.Therefore, frictional behaviour significantly improves, and has improved quiet operating characteristic, has reduced simultaneously energy consumption.
Fig. 7 and 8 illustrates another embodiment according to pedal chain of the present invention and sprocket wheel.The difference of this figure illustrated embodiment and Fig. 3 A-5 illustrated embodiment is: follow that to support running rollers 53 into direction adjacent two spaced apart with two chain links, support being provided with a diameter between the running rollers 53 much smaller than the minor diameter running roller 55 that supports running roller 53 at adjacent two.Adapt therewith, be provided with the profile of tooth corresponding with the structure of pedal chain on the periphery of the sprocket wheel 80 that matches with this chain, along sprocket wheel circumferentially alternately limit between adjacent two teeth 81 race suitable with supporting running roller 83 and with the suitable race 84 of minor diameter running roller 55.Support in the situation that running rollers 53 separate with two chain links following adjacent into direction two, the number of teeth of sprocket wheel should be 2 multiple, and the diagram teeth number of sprocket is 16.In addition, follow adjacent into direction two support running rollers 53 with two isolated situations of chain link under, per two joint gimmal pitches form a coarse pitch, a coarse pitch is corresponding to a pedal.
Below describe the present invention in conjunction with the accompanying drawings and embodiments, but those skilled in the art are to be understood that, above-described embodiment only is exemplary and nonrestrictive, under the conditions without departing from the spirit and scope of the present invention, can make all improvement to above-described embodiment.
In above-mentioned the first and second embodiment, diameter substitutes idle pulley much smaller than the diameter roll wheel that supports running roller and is arranged on to follow into adjacent two of direction and supports between the running rollers.As a kind of selection scheme, also can only sleeve be set on adjacent into direction two chain link shafts that support between the running rollers and the minor diameter running roller is not set in addition following; In addition, in the above-described embodiments, the minor diameter running roller is coated with polyurethane and with metal lining, but as a kind of selection, this minor diameter running roller also can be the minor diameter running roller that does not have polyurethane coating, and the minor diameter running roller also can be without metal lining.
In above-mentioned the first and second embodiment, support between the running rollers spaced apart with two or three chain links following adjacent into direction two.But this is not to be restrictive, and as the case may be, support also can be spaced apart with more chain link between the running rollers following adjacent into direction two.
Claims (9)
1. pedal chain that is used for delivery system, this pedal chain comprise chain link, interconnect the chain link shaft of adjacent link and be fitted to running roller on the chain link shaft;
It is characterized in that, described running roller is the support running roller in order to bearing load, and described support running roller is installed on the chain link inboard, and two support running rollers adjacent one another are are spaced apart from each other down to few two chain links.
2. pedal chain as claimed in claim 1 is characterized in that, adjacent one another are two are supported running roller and are spaced apart from each other with two chain links.
3. pedal chain as claimed in claim 1 is characterized in that, adjacent one another are two are supported running roller and are spaced apart from each other with three chain links.
4. such as each described pedal chain among the claim 1-3, it is characterized in that, diameter is installed significantly less than the minor diameter running roller of described backing roll wheel diameter on two chain link shafts that support between the running rollers adjacent one another are.
5. pedal chain as claimed in claim 4 is characterized in that, is coated with polyurethane on the described minor diameter running roller.
6. such as each described pedal chain among the claim 1-3, it is characterized in that, described delivery system is moving sidewalk.
7. such as each described pedal chain among the claim 1-3, it is characterized in that, described delivery system is escalator.
8. a sprocket wheel is used for consisting of sprocket wheel-chain drive with the pedal chain adapted, it is characterized in that, described pedal chain is each described pedal chain among the claim 1-7.
9. a moving sidewalk comprises sprocket wheel-chain drive, it is characterized in that, described pedal chain is each described pedal chain among the claim 1-7.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2012101030221A CN103359596A (en) | 2012-04-10 | 2012-04-10 | Pedal chain, chain wheel and moving sidewalk for conveyance system |
PCT/CN2013/073942 WO2013152714A1 (en) | 2012-04-10 | 2013-04-09 | Step chain used for conveyance system, sprocket and automatic walkway |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2012101030221A CN103359596A (en) | 2012-04-10 | 2012-04-10 | Pedal chain, chain wheel and moving sidewalk for conveyance system |
Publications (1)
Publication Number | Publication Date |
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CN103359596A true CN103359596A (en) | 2013-10-23 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2012101030221A Pending CN103359596A (en) | 2012-04-10 | 2012-04-10 | Pedal chain, chain wheel and moving sidewalk for conveyance system |
Country Status (2)
Country | Link |
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CN (1) | CN103359596A (en) |
WO (1) | WO2013152714A1 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112912331A (en) * | 2018-10-30 | 2021-06-04 | 因温特奥股份公司 | Conveyor chain for a pallet belt of a moving walkway of smaller overall height |
US11840401B2 (en) | 2021-07-21 | 2023-12-12 | Forjas Bolivar S.A.S. | Plate chain with self-supported mechanism |
TWI840440B (en) * | 2018-11-27 | 2024-05-01 | 瑞士商伊文修股份有限公司 | A conveyor chain and method for mounting thereof, a pallet belt and method for mounting thereof, a method for replacing a connecting element in a conveyor chain, and a moving walkway |
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CN104409997B (en) * | 2014-11-26 | 2017-02-22 | 国网山东省电力公司泰安供电公司 | Transformer substation power transformation and distribution room switch cabinet mounting method |
EP3231761B1 (en) | 2016-04-15 | 2019-02-20 | Otis Elevator Company | Pallet conveyor |
EP3231760A1 (en) | 2016-04-15 | 2017-10-18 | Otis Elevator Company | Fixing modules and pallets for a pallet conveyor |
EP3473576A1 (en) | 2017-10-20 | 2019-04-24 | Otis Elevator Company | Chain drive for a people conveyor |
EP3873842B1 (en) | 2018-10-30 | 2023-12-06 | Inventio Ag | Method for mounting a conveyor chain for a pallet belt of a walkway |
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EP2394946A1 (en) * | 2010-06-11 | 2011-12-14 | ThyssenKrupp Elevator Innovation Center S.A. | Drive mechanism for drive chains of mechanical stairways and moving walkways |
CN202785217U (en) * | 2012-04-10 | 2013-03-13 | 通力股份公司 | Footboard chain and chain wheel and moving walk used for conveying system |
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2012
- 2012-04-10 CN CN2012101030221A patent/CN103359596A/en active Pending
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2013
- 2013-04-09 WO PCT/CN2013/073942 patent/WO2013152714A1/en active Application Filing
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CN1136797A (en) * | 1993-10-09 | 1996-11-27 | O&K自动扶梯有限公司 | Drive system for curved escalator |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112912331A (en) * | 2018-10-30 | 2021-06-04 | 因温特奥股份公司 | Conveyor chain for a pallet belt of a moving walkway of smaller overall height |
CN112912331B (en) * | 2018-10-30 | 2023-08-11 | 因温特奥股份公司 | Conveyor chain for pallet belts of small structural height travelators |
TWI840424B (en) * | 2018-10-30 | 2024-05-01 | 瑞士商伊文修股份有限公司 | A conveyor chain for a pallet belt, and a pallet belt for a moving walkway, and a moving walkway of low structural height |
TWI840440B (en) * | 2018-11-27 | 2024-05-01 | 瑞士商伊文修股份有限公司 | A conveyor chain and method for mounting thereof, a pallet belt and method for mounting thereof, a method for replacing a connecting element in a conveyor chain, and a moving walkway |
US11840401B2 (en) | 2021-07-21 | 2023-12-12 | Forjas Bolivar S.A.S. | Plate chain with self-supported mechanism |
Also Published As
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WO2013152714A1 (en) | 2013-10-17 |
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