CN102556818A - Passenger conveying apparatus - Google Patents
Passenger conveying apparatus Download PDFInfo
- Publication number
- CN102556818A CN102556818A CN2011104277626A CN201110427762A CN102556818A CN 102556818 A CN102556818 A CN 102556818A CN 2011104277626 A CN2011104277626 A CN 2011104277626A CN 201110427762 A CN201110427762 A CN 201110427762A CN 102556818 A CN102556818 A CN 102556818A
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- framework
- passenger conveyor
- tie bolt
- bolt
- side framework
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Abstract
The present invention aims to provide a passenger conveying apparatus. With the passenger conveying apparatus will not need to be thickened to form plate thickness of a side frame body of a frame body, and will not cause working efficiency dropping, and a connecting part of the side frame body can be prevented from expanding. In the passenger conveying apparatus, steel plates are used to form left and right side frame bodies (2(2A,2B)) to form profiles of a frame body (1), thus connecting surfaces are used to fix each connecting piece respectively on the end part of the connecting part of the side frame bodies in an relative way, connecting bolts (4) and nuts(5) are used to fasten the relative connecting pieces along the length direction of the frame body, and bolt shafts (4R) of the connecting bolts are overlapped in plane in relative to torque centers (10) of the bearing parts of the stretching stress of the side frame bodies.
Description
Technical field
The present invention relates to comprise between the adjacent pedal of tilting zone and produce the escalator of difference of height and be arranged on the apparatus of passenger conveyor that does not produce the electronic passage of difference of height between the adjacent pedal on smooth ground or the sloping floor; Especially relate to a kind of apparatus of passenger conveyor with main frame, the side framework about in the main frame of this apparatus of passenger conveyor forms through the bending steel plate.
Background technology
For example by patent documentation 1 disclosed that kind, known have through the section that steel plate is bent into the コ word shape form constitute main frame about the apparatus of passenger conveyor of side framework.In addition, in patent documentation 2, proposed a kind of technology, it is through carrying out the side framework that punch process or bending process form truss (truss) shape to steel plate.In addition, in patent documentation 3, disclose and utilize H shape steel to make the technology of side framework.
By the disclosed main frame of above-mentioned each patent documentation,, cut apart at length direction from making aspect and the consideration of transportation aspect and the consideration of moving into the aspect, erecting stage.Then, after the main frame that will be divided into several is moved into the erecting stage, through tie bolt etc. to partitioning portion connect carry out integrated.
In addition, framework is erected on the support section that branch is arranged, and this framework is used to take in and be supported on circulate in the framework mobile a plurality of pedals and moving hand-rail and being used to and drives actuating device and guiding elements of said member etc.
Technical literature formerly
Patent documentation
Patent documentation 1: Japan opens clear 56-92658 communique in fact
Patent documentation 2: the special table 2004-528252 of Japan communique
Patent documentation 3: the spy of Japan opens clear 52-137880 communique
When adopting the framework of the disclosed apparatus of passenger conveyor of above-mentioned each patent documentation and since the weight of framework self with take in the weight of equipment and passenger's load etc., bending load is that point action is on the framework of apparatus of passenger conveyor with the support section.Since receive this bending load, thus there is compressing stress to act on the top part of the side framework that constitutes framework, and have drawing stress to act on following part.
As shown in Figure 9; In the framework of patent documentation 1 disclosed apparatus of passenger conveyor; Form not shown top part and the side framework 2 of following part 2c through the section that steel plate is bent into the コ word shape, these side framework 2 end wises are cut apart and formed side framework 2A, 2B with side panel 2a and the upper and lower that is positioned at this side panel 2a.In addition, dead joint member 9A, 9B respectively in the end through cutting apart the side framework 2A that forms, 2B, and along the side length direction of framework 2, through 5 couples of said transom 9A of tie bolt 4 and nut, 9B with carry out fastening be connected.
So, fastening when being connected to carry out at the length direction of framework 2 through 5 couples of said transom 9A of tie bolt 4 and nut, 9B along the side owing to there is drawing stress to act on following part 2c side, thus on tie bolt 4 also effect drawing stress is arranged.Because the bolt shaft 4R of tie bolt 4 is with respect to the centre of moment (centroid) 10 deflections of bearing part of the drawing stress of side framework 2; So; Act on 2 last times of side framework as drawing stress along the centre of moment; Shown in figure 10, transom 9A, 9B and the side framework 2A that is integrally formed with transom 9A, 9B, 2B are stretched under the effect of moment of deflection of fulcrum to deform.Therefore, side framework 2 and transom 9A, 9B must improve mechanical strength in order to sustain above-mentioned moment of deflection, thereby cause the weight of framework to increase, and the assembling operation efficient of framework reduces.
In the framework of patent documentation 2 disclosed apparatus of passenger conveyor, the bolt shaft of the tie bolt of connection partitioning portion is configured to the drawing stress that is taken place perpendicular, so shear stress is arranged on bolt shaft.Therefore, must carry out detailed manufacture, and in tie bolt inserting bolt hole the time, must carry out operation modestly the bolt hole of connecting bridge, thus the problem that existence can cause the operating efficiency of erecting stage to descend.
In addition, in the framework of the apparatus of passenger conveyor shown in the patent documentation 3, because framework is made up of H shape steel; So the weight of framework increases; And,, must use a large amount of tie bolts to connect in the both sides of longitudinal plate in order to connect the H shape steel of Heavy Weight; Thereby exist the assembling operation of erecting stage time-consuming, the problem that causes operating efficiency to descend.
Summary of the invention
The object of the present invention is to provide a kind of apparatus of passenger conveyor, this apparatus of passenger conveyor need not thickeied the thickness of slab of the side framework that constitutes framework, can not cause operating efficiency to descend, and the connecting bridge that can suppress the side framework opens because of being stretched.
To achieve these goals; The present invention provides a kind of apparatus of passenger conveyor; In this apparatus of passenger conveyor; Through steel plate form the section that constitutes framework be the コ word shape about the side framework; So that joint face relatively to mode each transom is separately fixed at the end of the connecting bridge of this side framework, use tie bolt and nut along the length direction of framework to relatively to transom carry out fastening, and make said tie bolt bolt shaft with respect to the drawing stress of side framework to bear the centre of moment partly overlapping in the plane.
The invention effect
According to said structure; Because the bolt shaft of tie bolt is overlapping in the plane with respect to the centre of moment that bears part of the drawing stress of side framework; Even so there is drawing stress to act on the framework of side; Also can suppress the centre of moment and bolt shaft and produce skew, thereby can suppress to produce moment of deflection, consequently because of the skew of the centre of moment and bolt shaft because of drawing stress; Need not improve the mechanical strength of side framework and transom etc., thereby can avoid the weight of framework to increase and the decrease in efficiency of the assembling operation of framework.
In addition, because tie bolt is set on the action direction of drawing stress,, consequently, need not carry out detailed manufacture to the bolt hole of connecting bridge so shearing stress can not act on the tie bolt.Therefore, it is convenient that the operation during with tie bolt inserting bolt hole also becomes, and makes it possible to improve the operating efficiency of erecting stage.
In addition; Because the H shape steel that need not adopt Heavy Weight is as the side framework that constitutes framework; And can form the side framework through the bending steel plate; So the weight of framework can not increase, need not use a large amount of tie bolts to connect in the both sides of longitudinal plate for the H shape steel that connects Heavy Weight.Therefore, can thoroughly solve the problem that assembling operation is time-consuming and operating efficiency descends of erecting stage.
Description of drawings
Fig. 1 is the local enlarged side view of first embodiment of connecting bridge of the side framework of expression apparatus of passenger conveyor involved in the present invention.
Fig. 2 is the birds-eye view of Fig. 1.
Fig. 3 is the framework single-piece lateral plan that expression has the apparatus of passenger conveyor of connecting bridge shown in Figure 1.
Fig. 4 and Fig. 1 are suitable, represent second embodiment of connecting bridge of the side framework of apparatus of passenger conveyor involved in the present invention.
Fig. 5 is the birds-eye view of Fig. 4.
Fig. 6 and Fig. 1 are suitable, represent the 3rd embodiment of connecting bridge of the side framework of apparatus of passenger conveyor involved in the present invention.
Fig. 7 is the birds-eye view of Fig. 6.
Fig. 8 and Fig. 1 are suitable, represent the 4th embodiment of connecting bridge of the side framework of apparatus of passenger conveyor involved in the present invention.
Fig. 9 and Fig. 2 are suitable, represent the connecting bridge of the side framework of existing apparatus of passenger conveyor.
Figure 10 is the birds-eye view of the deformation state of presentation graphs 9.
Nomenclature
1 framework
2 (2A, 2B) side framework
2a, 12a, 12a1,12a2 side framework
2b top part
2c, 12c, 12c1, the following part of 12c2
3A, 3B, 13A, 13B connecting panel
3S, 13S joint face
4 tie bolts
The 4R bolt shaft
5 nuts
6,6A, 6B operation window
10 centre of moments
11A, 11B, 14A, 14B, 15A, 15B connection device
The specific embodiment
Below referring to figs. 1 through Fig. 3 first embodiment of the connecting bridge of the framework of apparatus of passenger conveyor involved in the present invention is described.
The section of the framework 1 of apparatus of passenger conveyor (for example escalator) roughly is the U word shape, forms through with not shown crossbeam and bottom member the side framework 2 of pair of right and left being connected.In addition, about side framework 2 through becoming the section of コ word shape to form the steel plate bending process, have as the side panel 2a of longitudinal and the upper and lower that is positioned at side panel 2a roughly by the top part 2b and the following part 2c of right angle bending.
In addition, the length direction of framework 2 is provided with the bolt hole of the joint face 3S that runs through said connecting panel 3A, 3B along the side, and the bolt shaft 4R of tie bolt 4 is passed this bolt hole, and with nut 5 be screwed into bring in running through of bolt shaft 4R carry out fastening.As shown in Figure 2, said tie bolt 4 is arranged in the width range of following part 2c with nut 5 certainly, just is arranged in the width range of side framework 2A, 2B.
At this; Importantly will being positioned at the part of bearing of drawing stress of side framework 2, to be that the bolt shaft 4R of the tie bolt 4 of following part 2c side is arranged to the centre of moment 10 that bears part of the drawing stress of side framework 2 overlapping in the plane, and preferably be arranged to the centre of moment 10 axle center of the bolt shaft 4R of tie bolt 4 consistent in the plane.In addition, also further preferably be arranged to the centre of moment 10 axle center of the bolt shaft 4R of tie bolt 4 consistent in the plane near the position of the following part 2c of side framework 2.
In said structure, when moment of deflection acts on 2 last times of side framework, because of the crooked drawing stress that produces acts on the following part 2c of side framework 2 along the centre of moment 10., because that the bolt shaft 4R of tie bolt 4 is configured to the centre of moment 10 is consistent in the plane, partly be the moment of deflection of fulcrum so can not take place with bolted connection.Therefore, can not produce the open power in the end that comprises connecting panel 3A, 3B that makes side framework 2A, 2B, so the connecting bridge of side framework 2 can not deform.In addition; Because the bolt shaft 4R of tie bolt 4 is near the following part 2c of side framework 2; So, act under the situation on the side framework 2 at moment of deflection, can suppress the open power in bottom that the meeting shown in the arrow of Fig. 1 causes connecting panel 3A, 3B effectively.
Therefore,, can under the situation of the thickness of slab that does not increase side framework 2, sustain moment of deflection according to this embodiment, consequently, owing to need not increase the weight of framework 1, so can improve the efficient of the assembling operation of framework 1.In addition; Because tie bolt 4 is arranged on the action direction of drawing stress; So shearing stress can not act on the tie bolt 4, consequently, need not carry out detailed manufacture to the bolt hole of connecting panel 3A, 3B; And the operation in the tie bolt 4 inserting bolt holes is also become convenient, thereby can improve the operating efficiency of erecting stage.In addition; Owing to need not adopt the H shape steel of Heavy Weight just can sustain moment of deflection as the side framework 2 that constitutes framework 1; So can not cause the weight of framework 1 to increase; Compare with the situation of the H shape steel that is connected Heavy Weight, can reduce the radical of tie bolt 4, and can adopt the little tie bolt of diameter of bolt shaft.
; In the above-described embodiment; As shown in Figure 2, in the time of be positioned at from the birds-eye view centre of moment 10 on, tie bolt 4 may occur and interference take place and make and can't carry out fastening situation with side panel 2a connecting panel 3A, 3B with nut 5 quite near the position of side panel 2a.
When above-mentioned situation having occurred, side panel 2a with tie bolt 4 and nut 5 relatively to part offer operation window 6, can connect operation easily thus.
In addition; In the above-described embodiment; With the axle center of the bolt shaft 4R of tie bolt 4 be configured to the corresponding in the plane situation of the centre of moment 10 be that example is illustrated; But also not necessarily leave no choice but be arranged to consistent, as long as compared with prior art can obtain expected effect, then the axle center of the bolt shaft 4R of tie bolt 4 also can be arranged to the centre of moment 10 some deviations are arranged in the plane.But,, then can cause effect to reduce, so preferably be arranged to the centre of moment 10 the bolt shaft 4R of tie bolt 4 overlapping in the plane if the deviation between the axle center of the bolt shaft 4R of tie bolt 4 and the centre of moment 10 is excessive.Thus; Because the bolt shaft 4R and the centre of moment 10 of tie bolt 4 are very approaching; So with bolted connection partly is that the moment of deflection of fulcrum diminishes; Thereby the big open power in the end that comprises connecting panel 3A, 3B that makes side framework 2A, 2B can not take place, and the connecting bridge that makes it possible to suppress side framework 2 deforms.
In addition; As shown in Figure 2, under the situation that the size of tie bolt 4 and nut 5 allows, can also the head of tie bolt 4 and the part of nut 5 be arranged in the operation window 6; When making from end on observation; The head of tie bolt 4 and nut 5 are overlapping with the side panel 2a of side framework 2 in the plane, are specifically, make that the axial projecting plane of tie bolt 4 and side panel 2a are overlapping.Through adopting said structure, even very under the situation near side panel 2a, also can the bolt shaft 4R of tie bolt 4 be arranged to overlapping in the plane with the centre of moment 10 at the centre of moment 10.
Followingly second embodiment of the connecting bridge of the framework of apparatus of passenger conveyor involved in the present invention is described with reference to Fig. 4 and Fig. 5.In Fig. 4 and Fig. 5, to the member identical, adopt identical symbolic representation, and omit the explanation of repetition with Fig. 1 to Fig. 3.
Adopted the whole end of framework 2A, 2B in the side that connecting panel 3A, 3B are installed in the first embodiment; And further the end of framework 2A, 2B is provided with the structure of operation window 6 in the side; And in second embodiment; The connection device 11A, the 11B that are provided with operation window 6 are arranged to standardized member, make and need not carry out big processing side framework 2A, 2B.
That is to say; In second embodiment; When making connection device 11A as transom, 11B; Form following part 12c that contacts with the following part 2c face of side framework 2A, 2B and the side panel 12a that contacts with the side panel 2a face of side framework 2A, 2B through steel plate is bent into, and connecting panel 13A, 13B are fixed on the end of side panel 12a and following part 12c through known fixing means.In addition, near the side setting of the following part 12c of side panel 12a and connecting panel 13A, 13B and tie bolt 4 and nut 5 relatively to operation window 6.
The connection device 11A that will as above constitute through known fixing means then,, the side panel 12a of 11B and following part 12c are fixed on the side panel 2a and following part 2c of end of side framework 2A, 2B.At this moment, connection device 11A, 11B are fixed on the end of side framework 2A, 2B, make the joint face 13S of adjacent connecting panel 13A, 13B parallel.
In addition; The length direction of framework 2A, 2B is provided with the bolt hole that the bolt shaft 4R that supplies tie bolt 4 passes along the side on the joint face 13S of connecting panel 13A, 13B; The bolt shaft 4R of tie bolt 4 is passed this bolt hole; And running through end so that connection device 11A, 11B are tightened together with what nut 5 was screwed into bolt shaft 4R, this structure is identical with first embodiment.In addition; The same with first embodiment; The bolt shaft 4R of the tie bolt that passes bolt hole 4 is arranged to the centre of moment 10 that bears part of the drawing stress of side framework 2 (2A, 2B) overlapping in the plane, and preferably is arranged to the centre of moment 10 axle center of the bolt shaft 4R of tie bolt 4 consistent in the plane.In addition, further preferably be arranged to the centre of moment 10 axle center of the bolt shaft 4R of tie bolt 4 consistent in the plane near the position of the following part 2c of side framework 2.In addition, the same with first embodiment, can also the head of tie bolt 4 and the part of nut 5 be arranged in the operation window 6, make that the axial projecting plane of tie bolt 4 and side panel 2a are overlapping.
In above explanation; Only connection device 11A, the 11B to the end of bearing drawing stress of the following part 2c side of side framework 2 (2A, 2B) is illustrated; Have the connection device of same structure but also can adopt with connection device 11A, 11B, and also can adopt other the connection device that can sustain compressing stress in the end of bearing compressing stress of not shown top part side.
Owing to adopted said structure, in second embodiment, also can connect operation, and can obtain the effect identical the samely with first embodiment with first embodiment.In addition, in this embodiment, can also obtain following effect.
That is, in the first embodiment since through known method such as welding will be fixed on side framework 2A as connecting panel 3A, the 3B of transom, 2B is last; So; When welding, the steel plate that constitutes side framework 2A, 2B may be out of shape because of the welding heat strain, makes the side framework 2A of connecting bridge, the straightness accuracy of 2B produce distortion; At this moment, need revise operation.And in second embodiment; Owing to adopted and prepared connection device 11A, 11B in advance with connecting panel 13A, 13B; And through known fixing meanss such as screw bolt and nut connection device 11A, 11B are installed in the structure on the end of side framework 2A, 2B; So can suppress side framework 2A, 2B is out of shape because of thermal strain, can reduce the correction operation of the thermal deformation that causes because of the welding heat strain.
Fig. 6 and Fig. 7 represent the 3rd embodiment of connecting bridge of the framework of apparatus of passenger conveyor involved in the present invention, and the basic structure of this embodiment and Fig. 4 and second embodiment shown in Figure 5 are identical.In Fig. 6 and Fig. 7, to the member identical, adopt identical symbolic representation, and omit the explanation of repetition with Fig. 4 and Fig. 5.
The difference of the structure of the structure of the 3rd embodiment and second embodiment is the connection device 14A as transom, the structure of 14B.That is to say; The connection device 14A of this embodiment, 14B have two side panel 12a1,12a2 and two following part 12c1,12c2 respectively, and said side panel 12a1,12a2 and following part 12c1,12c2 are configured to carry out face from the side panel 2a of two face sides and side framework 2A, 2B and following part 2c and contact.
The connection device 14A, the 14B that have said structure through use carry out the connection of side framework 2A, 2B; Except can obtaining the effect identical with above-mentioned each embodiment; Can also reduce of the skew of the not shown centre of moment of connection device 14A, 14B as much as possible with respect to the centre of moment 10 that bears part of the drawing stress of side framework 2 (2A, 2B); Can suppress the moment of deflection that produces because of centre of moment skew, the connecting bridge that can suppress side framework 2 (2A, 2B) effectively opens.And; Also can be arranged to through regulating connection device 14A, the following part 12c1 of 14B, the width dimensions (size of the above-below direction of Fig. 7) of 12c2; The feasible skew that reduces the centre of moment as much as possible; Reduce the strength at repeated alternation of connection device 14A, 14B thus, realize the lightweight of connection device 14A, 14B.
Fig. 8 representes the 4th embodiment of connecting bridge of the framework of apparatus of passenger conveyor involved in the present invention, and the basic structure of this embodiment and Fig. 4 and second embodiment shown in Figure 5 are identical.Therefore, in Fig. 8,, adopt identical symbolic representation, and omit the explanation of repetition to the member identical with Fig. 4 and Fig. 5.
The difference of the structure of the structure of the 4th embodiment and second embodiment is the connection device 15A as transom, the structure of 15B.That is to say that in the connection device 15A of this embodiment, 15B, connecting panel 13A, 13B extend at above-below direction, and be projected into the position of more leaning on downside than the following part 2c of side framework 2A, 2B, and outstanding towards the top.In addition, also to utilize nut 5 to carry out fastening through running through tie bolt 4 for the extendible portion of each connecting panel 13A below the following part 2c that extends to side framework 2A, 2B respectively, 13B.
Through being arranged to said structure, can suppressing connection device 15A, 15B effectively and open because of receiving by acting on the drawing stress that side framework 2 (2A, the 2B) moment of deflection of bottom causes.In addition, through using many tie bolts 4, can also dwindle the diameter of each tie bolt 4.
In each above embodiment; Framework as apparatus of passenger conveyor; Framework with the escalator that is arranged on tilting zone is that example is illustrated, but the present invention obviously also can be applicable to the framework that is arranged on the electronic passage on smooth ground or the sloping floor.
Claims (10)
1. apparatus of passenger conveyor; It is characterized in that; To have longitudinal be the parts that section that side panel and the top partial sum that is positioned at this side panel top are positioned at the following part of this side panel below is the コ word shape through steel plate is bent into; Form thus constitute framework about the side framework; So that joint face relatively to mode each transom is fixed on the end of the connecting bridge of said side framework; Use tie bolt and nut along the length direction of said framework to relatively to said transom carry out fastening, and make said tie bolt bolt shaft with respect to the drawing stress of said side framework to bear the centre of moment partly overlapping in the plane.
2. apparatus of passenger conveyor as claimed in claim 1 is characterized in that,
The said side panel of the axial projecting plane of said tie bolt and said side framework is overlapping.
3. apparatus of passenger conveyor as claimed in claim 1 is characterized in that,
In the position of contiguous said following part, the bolt shaft of said tie bolt is arranged to overlapping in the plane with respect to the centre of moment that bears part of the drawing stress of said side framework.
4. apparatus of passenger conveyor as claimed in claim 1 is characterized in that,
Said joint face is formed on the connecting panel of the end that is directly fixed on said side framework.
5. apparatus of passenger conveyor as claimed in claim 4 is characterized in that,
Offer on the said side panel with said tie bolt and nut relatively to the operation window.
6. apparatus of passenger conveyor as claimed in claim 1 is characterized in that,
Said joint face is formed on the connecting panel, and said connecting panel is arranged on the transom of the end that is directly fixed on said side framework.
7. apparatus of passenger conveyor as claimed in claim 6 is characterized in that,
Offer on the said transom with said tie bolt and nut relatively to the operation window.
8. apparatus of passenger conveyor as claimed in claim 6 is characterized in that,
Said connecting panel extends to the below of said following part, and the said connecting panel that extends to the below is connected with nut through tie bolt.
9. apparatus of passenger conveyor as claimed in claim 1 is characterized in that,
Said tie bolt and nut are arranged in the width range of said side framework.
10. like each the described apparatus of passenger conveyor in the claim 1 to 9, it is characterized in that,
Be arranged to the centre of moment that bears part of the drawing stress of said side framework the axle center of the bolt shaft of said tie bolt consistent in the plane.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010-282827 | 2010-12-20 | ||
| JP2010282827A JP5612455B2 (en) | 2010-12-20 | 2010-12-20 | Passenger conveyor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102556818A true CN102556818A (en) | 2012-07-11 |
| CN102556818B CN102556818B (en) | 2014-09-03 |
Family
ID=46403677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110427762.6A Active CN102556818B (en) | 2010-12-20 | 2011-12-19 | Passenger conveying apparatus |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5612455B2 (en) |
| CN (1) | CN102556818B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105923526A (en) * | 2016-07-11 | 2016-09-07 | 鑫诺电梯有限公司 | Escalator segmented connecting device |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5856882B2 (en) * | 2012-03-21 | 2016-02-10 | 株式会社日立製作所 | Passenger conveyor and passenger conveyor assembly method |
| EP4353655A1 (en) * | 2022-10-10 | 2024-04-17 | TK Elevator Innovation and Operations GmbH | Modular track device with a molded/performance module connection and method and use |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2190890A (en) * | 1986-05-10 | 1987-12-02 | Hitachi Ltd | Passenger conveyor frames |
| JPS62197681U (en) * | 1986-06-04 | 1987-12-16 | ||
| JPH07285770A (en) * | 1994-04-20 | 1995-10-31 | Toshiba Corp | Frame for escalator |
| CN201074154Y (en) * | 2007-04-29 | 2008-06-18 | 宁波宏大电梯有限公司 | Overlapping apparatus for escalator girder segmentation parts |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52112984A (en) * | 1976-03-19 | 1977-09-21 | Hitachi Ltd | Main frame joint for man conveyor |
| JPS52137880A (en) * | 1976-05-12 | 1977-11-17 | Hitachi Ltd | Main frame for man conveyor |
| JPS5751265Y2 (en) * | 1976-09-10 | 1982-11-09 | ||
| JPS5431187A (en) * | 1977-08-12 | 1979-03-07 | Hitachi Ltd | Main frame of man conveyor |
| JPS5842373Y2 (en) * | 1979-12-18 | 1983-09-26 | 株式会社東芝 | Escalator frame structure |
| JPH02127388A (en) * | 1988-11-07 | 1990-05-16 | Hitachi Ltd | Main frame structure for passenger conveyor |
| JP2006021910A (en) * | 2004-07-09 | 2006-01-26 | Mitsubishi Electric Corp | Frame connecting method for passenger conveyor |
-
2010
- 2010-12-20 JP JP2010282827A patent/JP5612455B2/en active Active
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2011
- 2011-12-19 CN CN201110427762.6A patent/CN102556818B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2190890A (en) * | 1986-05-10 | 1987-12-02 | Hitachi Ltd | Passenger conveyor frames |
| JPS62197681U (en) * | 1986-06-04 | 1987-12-16 | ||
| JPH07285770A (en) * | 1994-04-20 | 1995-10-31 | Toshiba Corp | Frame for escalator |
| CN201074154Y (en) * | 2007-04-29 | 2008-06-18 | 宁波宏大电梯有限公司 | Overlapping apparatus for escalator girder segmentation parts |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105923526A (en) * | 2016-07-11 | 2016-09-07 | 鑫诺电梯有限公司 | Escalator segmented connecting device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5612455B2 (en) | 2014-10-22 |
| JP2012131580A (en) | 2012-07-12 |
| CN102556818B (en) | 2014-09-03 |
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