CN106904520A - A kind of large span staircase and girder structure - Google Patents

A kind of large span staircase and girder structure Download PDF

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Publication number
CN106904520A
CN106904520A CN201710137363.3A CN201710137363A CN106904520A CN 106904520 A CN106904520 A CN 106904520A CN 201710137363 A CN201710137363 A CN 201710137363A CN 106904520 A CN106904520 A CN 106904520A
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CN
China
Prior art keywords
staircase
web member
truss
large span
diagonal
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.)
Pending
Application number
CN201710137363.3A
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Chinese (zh)
Inventor
杨律磊
郑志刚
路江龙
沈晓明
杨伟兴
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Arts Group Co Ltd
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Arts Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Arts Group Co Ltd filed Critical Arts Group Co Ltd
Priority to CN201710137363.3A priority Critical patent/CN106904520A/en
Publication of CN106904520A publication Critical patent/CN106904520A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B23/00Component parts of escalators or moving walkways

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  • Steps, Ramps, And Handrails (AREA)

Abstract

The invention discloses a kind of large span staircase and girder structure, each truss structure includes top boom, perpendicular web member, diagonal web member and lower boom, perpendicular web member, diagonal web member and top boom, the connection of lower boom group N shapes, channel members are used for connecting per truss structure in stitching portion diagonal web member;One space truss structure system of entirety is connected to become using general horizontal system between two truss structures.Structure of the invention can be reached with entirety higher is vertical and the requirement such as lateral rigidity, high-bearing capacity, cost economic, function admirable, for it is low, in, large span staircase a kind of superior performance is provided, economic benefit is good, social benefit protrude novel escalator structural system.

Description

A kind of large span staircase and girder structure
Technical field
It is the present invention relates to technical field:For the staircase and girder structural system of large span, belong to architectural engineering technology neck Domain, in can be widely applied to the residential architectures such as house, apartment.
Background technology
Truss is the skeleton of escalator, is also one of critical piece of guarantee staircase safe operation, rationally designs staircase Structure is the important foundation for making staircase well realize and run.As scientific and technological level and the continuous of people's living standard carry Rise, escalator is subject to people more and more concern and to favor, and the application of escalator is more and more extensive, staircase structure across Degree is also increasing.A kind of new large span staircase structure system is researched and developed, the good of its development will be increasingly shown Prospect.
Traditional staircase structure uses angle steel or small-sized square tube, and structural bearing capacity and rigidity are smaller, is limited by building clear height, Truss rigidity is smaller, and the staircase span for being used is smaller.In recent years, the construction in Chinese large-sized public place such as market etc. is increasingly Many, the demand to large span staircase is more and more.Due to building the requirement for the interior space and building interior effect, in staircase Between typically intermediate supports are no longer set, cause staircase span to also require that increasing, be traditionally used for general span or small span Staircase structure be increasingly not suitable for the topology requirement of this new large span staircase.The content of the invention
It is an object of the invention to provide a kind of truss structure system for large span staircase, and reach perpendicular with entirety higher Required to lateral rigidity, high-bearing capacity, cost economic, function admirable etc., for it is low, in, large span staircase a kind of performance is provided The novel escalator structural system that superior, economic benefit is good, social benefit is protruded.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of large span staircase and girder structure, it is characterised in that each truss structure include top boom, perpendicular web member, diagonal web member and under Chord member, it is continuously coupled that many perpendicular web members, diagonal web members constitute N shapes between top boom, lower boom;Per truss structure in the oblique of stitching portion Web member uses channel-section steel, and other perpendicular web members, diagonal web member use rectangular steel pipe;
A space truss structure system for entirety is connected to become using general multigroup horizontal system between two truss structures;It is overall Space truss structure height be configured by staircase span.
Horizontal system includes upper level rod member, lower horizontal rod member and brace below upper level rod member; Upper level rod member two ends are rigidly attached between the perpendicular web member of two truss structures, and lower horizontal rod member two ends are connected to two truss structures Lower boom between;Brace one end is connected at upper level rod member and the tie point of perpendicular web member, and the other end is connected to bottom Horizontal bars midpoint.
Top boom is above the one section of setpoint distance of upper level rod member in horizontal system.
Two truss structure structure types are identical.
Top boom, lower boom, perpendicular web member, diagonal web member and horizontal system material section are entered according to staircase span and load situation Row is calculated.
Top boom, lower boom and horizontal system are welded to connect using rectangular steel pipe.
At upper level rod member absolute altitude, using many diagonal brace connections of indention, diagonal brace two ends between two truss structures It is connected at the tie point between upper level rod member and perpendicular web member.
Zigzag diagonal brace uses rectangular steel pipe, material to use low grade steel.
The material of top boom, lower boom and horizontal system uses low grade steel.
Perpendicular web member, diagonal web member material use low grade steel.
The present invention compared with prior art, with advantages below:
1st, it is easy to standardization, modularization, factorial praluction, is easy to in-site installation, reduces on-site noise, dust, waste entrainment, Standardization, modularization, the work progress of batch production are easy to ensure component quality, raising engineering quality;
2nd, structural system rationally, with good vertical and lateral rigidity, with good bearing capacity, can be perfectly suitable for It is low, in, large span staircase.
3rd, structural system has taken into full account the difference of structure Component Importance, and different sections is used to component, fully examines The characteristics of having considered component, cost is at utmost reduced while ensureing rational in infrastructure, safe and reliable.
4th, structural system has carried out clearly being distinguished on mechanics for structural elements, employs different connected modes, While ensuring rational in infrastructure reliable, construction is substantially facilitated, save material, reduce cost.
Brief description of the drawings
The Pin structural facades layout drawings of Fig. 1 typical cases staircase this structural system one;
Fig. 2 typical case's this fabric architecture of staircase axles survey layout drawing;
Fig. 3 transverse direction system longitudinal profile layout drawings;
Zigzag diagonal brace layout drawing between the truss structures of Fig. 4 two.
Specific embodiment
Specific embodiment of the invention is as follows:
As Figure 1-Figure 4, each truss structure of total system of the invention includes top boom 1, diagonal web member 3, perpendicular web member 4 and the grade Component Category of lower boom 2, component mainly uses rectangular steel pipe, and many diagonal web members 3 and perpendicular web member 4 are in top boom 1, lower edge N shapes are constituted between bar 2 continuously coupled, being welded to connect and top boom 1, lower boom 2 between when being easily installed;Spelled per truss structure The diagonal web member at the place of connecing uses channel members, is easy to connection.Truss is for the ease of in factory-assembled, in-site installation using splicing. Except the channel-section steel 31 of truss stitching portion is using in addition to being hinged, remaining diagonal web member 3 uses rectangular steel pipe component to diagonal web member 3, using rigid connection Connection.The material of diagonal web member 3 is typically used compared with low grade steel, to reduce cost.
One space truss structure system of entirety is connected to become using general multiple transverse direction system 5 between two truss structures. Horizontal system 5 includes upper level rod member 51, lower horizontal rod member 53, the and of brace 52 positioned at the lower section of upper level rod member 51 Zigzag diagonal brace 54.The two ends of upper level rod member 51 are rigidly attached between the perpendicular web member 4 of two truss structures, lower horizontal rod member 53 Two ends are connected between the lower boom 2 of two truss structures.Brace 52 is symmetrical arranged, and one end is connected to upper level rod member 51 and erects At the tie point of web member 4, the other end is connected to the midpoint of lower horizontal rod member 53, can another brace 52 symmetrical with it simultaneously Tie point with lower horizontal rod member 53 is connected.Diagonal brace 54 at the absolute altitude of upper level rod member 51 using many indentions is connected At tie point between upper level rod member 51 and perpendicular web member 4.
Using zigzag diagonal brace 54 as longitudinal support system that winds up at the absolute altitude of upper level rod member 51, it is therefore intended that can To form a kind of lateral trussing, the lateral rigidity of lift structure.Zigzag diagonal brace 54, except the diagonal brace 54 of truss stitching portion Using channel-section steel 541 and it is articulated and connected outer, remaining uses rectangular steel pipe component, two ends are using being welded to connect upper level rod member At tie point between 51 and perpendicular web member 4;The material of brace 52 of horizontal system is typically used compared with low grade steel, to drop Low cost.Top boom 1 is higher by the segment distance of upper level rod member 51 1 of horizontal system, and is located at the inner side horizontal bars of top boom 1 The handrail 6 of 51 tops repeats a part of space.Top boom 1 is higher by the horizontal segment distance of system horizontal bars 51 1, its object is to Increase the effective depth of truss, the overall vertical rigidity and bearing capacity of lift structure.
Horizontal system also forms a kind of girder system, to improve structure lateral rigidity, and as the perpendicular web member of a truss structure Stabilization support, the stability bearing capacity of the perpendicular web member of enhancing.
It is structure is used index formation using the purpose of the identic truss of two Pin and general horizontal system. The difference of structural elements importance is taken into full account, different sections is used to component, the characteristics of taken into full account component, ensured Cost is at utmost reduced while rational in infrastructure safe and reliable.
Truss depth can be needed by staircase span and structural system requirement is adjusted setting, the top boom 1 of truss structure, Lower boom 2, diagonal web member 3, perpendicular web member 4, horizontal system 5 etc. can be selected according to staircase span and load situation.
Top boom 1, lower boom 2, horizontal system 5 etc. use rectangular steel pipe component, using being welded to connect.Material is typically adopted With compared with low grade steel, to reduce cost.Structure main member is to increase the rigidity of structure and holding using rectangular steel pipe Power is carried, while using the more common section structural member in market, using compared with low grade steel, reducing cost.
Large span staircase and girder structural system of the present invention is employed reasonably converts to help certain handrail space Terraced truss depth, and using fabrication and installation more convenient, rigidity also bigger rectangular steel pipe component and channel members, cost is more Low, Bearing Seat Force is clear and definite, and bearing sets and can be set according to building connection, easy for installation, in practice it has proved that can The overall vertical and lateral rigidity of staircase structure is significantly improved, the bearing capacity of structure is significantly improved so that staircase and girder structure energy Enough it is applied to more large span.As a kind of novel escalator structural system, large span staircase and girder structural system of the present invention Increase staircase structure system multifarious meanwhile, it is capable to be perfectly suitable for it is small, in, large span staircase.It is of the present invention Large span staircase and girder structural system can also be produced using industrial production line, scene carries out fabricated construction, meets green Color is built, the requirement of index formation, is favorably improved Building technology level and construction quality, advances the development of steel building.

Claims (10)

1. a kind of large span staircase and girder structure, it is characterised in that each truss structure include top boom, perpendicular web member, diagonal web member and It is continuously coupled that lower boom, many perpendicular web members and diagonal web member constitute N shapes between top boom, lower boom;Per truss structure in stitching portion Diagonal web member use channel-section steel, other perpendicular web members, diagonal web member use rectangular steel pipe;
A space truss structure system for entirety is connected to become using general multigroup horizontal system between two truss structures;It is overall Space truss structure height be configured by staircase span.
2. a kind of large span staircase and girder structure according to claim 1, it is characterised in that horizontal system includes upper water Flat rod member, lower horizontal rod member and brace below upper level rod member;Upper level rod member two ends are connected to two Pin Between the perpendicular web member of truss, lower horizontal rod member two ends are connected between the lower boom of two truss structures;Brace one end is connected to At upper level rod member and the tie point of perpendicular web member, the other end is connected to lower horizontal rod member midpoint.
3. a kind of large span staircase and girder structure according to claim 1 and 2, it is characterised in that top boom is above horizontal stroke To the one section of setpoint distance of upper level rod member in system.
4. a kind of large span staircase and girder structure according to claim 1, it is characterised in that each truss structure removes stitching portion Diagonal web member it is outer using being hinged, connected using rigid connection between remaining perpendicular web member and diagonal web member and top boom, lower boom.
5. a kind of large span staircase and girder structure according to claim 1, it is characterised in that top boom, lower boom, perpendicular abdomen Bar, diagonal web member and horizontal system material section are calculated according to staircase span and load situation.
6. a kind of large span staircase and girder structure according to claim 1, it is characterised in that except the oblique abdomen of truss stitching portion Bar is articulated and connected outward using channel-section steel, and top boom, lower boom and other horizontal system components are welded to connect using rectangular steel pipe.
7. a kind of large span staircase and girder structure according to claim 2, it is characterised in that upper level rod member absolute altitude Place, using many diagonal brace connections of indention between two truss structures, diagonal brace two ends are connected to upper level rod member with perpendicular abdomen At tie point between bar.
8. a kind of large span staircase and girder structure according to claim 7, it is characterised in that except the sawtooth of truss stitching portion Using outside channel-section steel, other zigzag diagonal braces use rectangular steel pipe to shape diagonal brace;Material uses low grade steel.
9. a kind of large span staircase and girder structure according to claim 1, it is characterised in that top boom, lower boom and horizontal stroke Low grade steel are used to the material of system.
10. a kind of large span staircase and girder structure according to claim 1, it is characterised in that perpendicular web member, diagonal web member material Using low grade steel.
CN201710137363.3A 2017-03-09 2017-03-09 A kind of large span staircase and girder structure Pending CN106904520A (en)

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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710137363.3A CN106904520A (en) 2017-03-09 2017-03-09 A kind of large span staircase and girder structure

Publications (1)

Publication Number Publication Date
CN106904520A true CN106904520A (en) 2017-06-30

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111255238A (en) * 2020-03-16 2020-06-09 中铁建设集团有限公司 Construction method for supporting steel box girder of super-large-span escalator

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6637580B1 (en) * 2002-12-05 2003-10-28 Terryle L. Sneed Telescoping escalator seismic restraint
CN201211999Y (en) * 2008-02-04 2009-03-25 苏州江南嘉捷电梯股份有限公司 Large span escalator truss and large span escalator formed thereby
CN203127978U (en) * 2012-12-20 2013-08-14 邱懿武 Combined type automatic escalator truss
CN105151973A (en) * 2015-08-25 2015-12-16 上海爱登堡电梯江苏有限公司 Large-lifting escalator of heavy-load metal truss
CN204958109U (en) * 2015-10-09 2016-01-13 康力电梯股份有限公司 High altitude (HA) does not have intermediate strut escalator truss structure
CN205998841U (en) * 2016-08-25 2017-03-08 山东富士制御电梯有限公司 A kind of no sub-truss of big hoisting depth
CN206580434U (en) * 2017-03-09 2017-10-24 中衡设计集团股份有限公司 A kind of large span staircase and girder structure

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6637580B1 (en) * 2002-12-05 2003-10-28 Terryle L. Sneed Telescoping escalator seismic restraint
CN201211999Y (en) * 2008-02-04 2009-03-25 苏州江南嘉捷电梯股份有限公司 Large span escalator truss and large span escalator formed thereby
CN203127978U (en) * 2012-12-20 2013-08-14 邱懿武 Combined type automatic escalator truss
CN105151973A (en) * 2015-08-25 2015-12-16 上海爱登堡电梯江苏有限公司 Large-lifting escalator of heavy-load metal truss
CN204958109U (en) * 2015-10-09 2016-01-13 康力电梯股份有限公司 High altitude (HA) does not have intermediate strut escalator truss structure
CN205998841U (en) * 2016-08-25 2017-03-08 山东富士制御电梯有限公司 A kind of no sub-truss of big hoisting depth
CN206580434U (en) * 2017-03-09 2017-10-24 中衡设计集团股份有限公司 A kind of large span staircase and girder structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111255238A (en) * 2020-03-16 2020-06-09 中铁建设集团有限公司 Construction method for supporting steel box girder of super-large-span escalator

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Application publication date: 20170630