CN107558361A - A kind of retractor device - Google Patents

A kind of retractor device Download PDF

Info

Publication number
CN107558361A
CN107558361A CN201710951733.7A CN201710951733A CN107558361A CN 107558361 A CN107558361 A CN 107558361A CN 201710951733 A CN201710951733 A CN 201710951733A CN 107558361 A CN107558361 A CN 107558361A
Authority
CN
China
Prior art keywords
scalable
sliding beam
interstitial structure
sliding
retractor device
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
CN201710951733.7A
Other languages
Chinese (zh)
Inventor
张晨
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.)
SICHUN NEW HIGHWAY &BRIDGE MACHINERY (NHBM) CO Ltd
Original Assignee
SICHUN NEW HIGHWAY &BRIDGE MACHINERY (NHBM) 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 SICHUN NEW HIGHWAY &BRIDGE MACHINERY (NHBM) CO Ltd filed Critical SICHUN NEW HIGHWAY &BRIDGE MACHINERY (NHBM) CO Ltd
Publication of CN107558361A publication Critical patent/CN107558361A/en
Pending legal-status Critical Current

Links

Landscapes

  • Bridges Or Land Bridges (AREA)
  • Vibration Prevention Devices (AREA)

Abstract

The invention discloses a kind of retractor device, it can be widely applied to build, structure, bridge and needs are filled because of motion, telescopic shape change, temperature-compensating and set in interstitial structure, and bear corresponding design load, retractor device is connected between scalable interstitial structure, including support stringer, sliding beam and flexible elastomer, some support stringers are connected between scalable interstitial structure side by side, some sliding beams can slidably reciprocate on support stringer and on support stringer with the flexible of scalable interstitial structure side by side, each sliding beam is by connecting adjacent two sliding beam, or connect two sliding beams across some sliding beams, or connection sliding beam and some flexible elastomers of scalable interstitial structure are linked to be an elastic telescopic string between scalable interstitial structure.The retractor device can follow the change in location of above-mentioned interstitial structure and equably be servo-actuated the displacement for producing three-dimensional and corner change.

Description

A kind of retractor device
Technical field
The present invention relates to a kind of retractor device, can be widely applied to building, structure, bridge and needs to fill because moving, stretching Contracting deformation, temperature-compensating etc. and in the interstitial structure that sets, and bear corresponding design load.
Background technology
In building, structure, bridge etc., interstitial structure can be set if necessary between two structure members, as because motion, Telescopic shape change, temperature and the compensation of two structure member relative displacements occurs, and flexible dress would generally be set in the interstitial structure Put and bear corresponding design load.For example, the expansion joint that bridge is transversely set, by setting flexible dress in the expansion joint Put, vehicle smoothly can gently pass through the expansion joint.
In existing retractor device, during using structure similar to parallelogram, one group of parallel edges in displacement, though Also can be parallel, uniform flexible, but only adapt to the displacement of planar, it is impossible to realize the displacement of three-dimensional (including vertical vertical). And in the structure of another more support stringers, though can also realize three-D displacement, how many root crossbeam, how many root is supported vertical Beam.When the interstitial structure of required application is big, then various support stringer is needed, this, no matter from structure, cost, goes back in engineering Actual setting, install it is worthless.
The content of the invention
It is an object of the invention to:There is provided it is a kind of there is connection, filling both sides are mobilizable, have the structure in gap, and can The retractor device of certain design load is born, can solve that class parallelogram sturcutre brings can not realize three-D displacement and turn To, and structure is numerous and diverse in more support longitudinal beam structure, weight is big, using it is limited the problem of.
The purpose of the present invention is realized by following technical proposals:
A kind of retractor device, it is connected between scalable interstitial structure, including support stringer, sliding beam and elastomeric deformable Body, some support stringers are connected between scalable interstitial structure side by side, and some sliding beams are located at support stringer side by side It can be slidably reciprocated above and on support stringer with the flexible of scalable interstitial structure, each sliding beam is slided by connecting adjacent two Dynamic crossbeam connects two sliding beams across some sliding beams or connects some of sliding beam and scalable interstitial structure Flexible elastomer is linked to be an elastic telescopic string between scalable interstitial structure.
Alternatively, it is respectively connected with least one flexible elastomer between the sliding beam of arbitrary neighborhood two.
Alternatively, it is respectively connected with least one elastomeric deformable between any two sliding beam of piece sliding beam in interval Body.
Alternatively, the sliding beam between the middle part of the flexible elastomer of two sliding beams and two sliding beams is connected It is fixedly connected.
Alternatively, flexible elastomer is connected and composed by some elastic bars, and forms one between adjacent two elastic bar Angle.
Alternatively, flexible elastomer is in integrally Contraband shape, or Z-shaped, or L-shaped, its both ends are connected with two sliding beams respectively, Or one end is connected with sliding beam, the other end is connected with scalable interstitial structure;
Or flexible elastomer is integrally T-shaped, both ends are connected with a sliding beam in its T-shaped, T-shaped lower end and another cunning Dynamic crossbeam connection, or both ends and lower end connect scalable interstitial structure and sliding beam respectively in T-shaped;
Or flexible elastomer is in integrally work shape, both ends are connected with a sliding beam in its work shape, under work shape both ends with it is another One sliding beam connects, or both ends and lower both ends connect scalable interstitial structure and sliding beam respectively in work shape.
Alternatively, close to the sliding beam of edge two scalable relatively of scalable interstitial structure both sides in sliding beam Gap structure is fixedly connected, or connects scalable interstitial structure by flexible elastomer.
Alternatively, the relatively scalable interstitial structure side in each support stringer one end is fixedly connected, the support stringer other end Relatively scalable interstitial structure opposite side is flexibly connected.
As further selection, each support stringer one end and scalable interstitial structure side formed it is be hinged be fixedly connected, The support stringer other end forms sliding pair with scalable interstitial structure opposite side and is flexibly connected.
Alternatively, also it is embedded with the seal to seal between each adjacent two crossbeam.
The foregoing main scheme of the present invention and its each further selection scheme can be this with independent assortment to form multiple schemes The scheme that invention can be used and is claimed;And the present invention, it is selected between (each non conflicting selection) selection and with other Between can also independent assortment.Those skilled in the art can understand after the present invention program is understood according to prior art and common knowledge There are multiple combinations, be the claimed technical scheme of the present invention, do not do exhaustion herein.
The effect of each part is as follows in the present invention:
In this patent, row's sliding beam is stringed together into shape in scalable interstitial structure by several flexible elastomers Into an elastic telescopic string, (i.e. several movement parts are together in series by flexible elastomer and can be same with the deformation of each flexible elastomer Step motion), thus when scalable interstitial structure is stretched out or closed, its interior sliding beam can stretching out with scalable interstitial structure Or close and be integrally equably servo-actuated on support stringer and stretch out or be closed.Support stringer is as between scalable interstitial structure Supporting construction support sliding beam thereon, and sliding beam then bears external load.Wherein flexible elastomer passes through elastic force Deformation, can not only realize horizontal plane X, Y-axis two to plane deformation, also can be real due to the three-dimensional deformation feature of flexible elastomer The deformation and three-dimensional corner deformation of existing vertical direction, so as to reach the purpose of the overall three-dimensional deformation of this structure.It is three-dimensional The function of corner is also such.
Flexible elastomer concatenates sliding beam on the longitudinal direction for slide laterally crossbeam one by one, has reached each and has slided horizontal stroke Drawing, pressure suffered by beam are the same, therefore flexible spacing distance therebetween is also the same;And pass through cloth between two sliding beams Some flexible elastomers are put, then realize parallel configuration in a lateral direction, allow for overall drawing, pressure elastic force, can be according to difference Operating mode carry out it is quantitative flexibly increase and decrease, also cause total on, can mean allocation draw, pressure, it has the advantages that, Flexible elastomer combination is flexible and unrelated with support stringer quantity.
Beneficial effects of the present invention:Using the part shape and connected mode for adapting to three-dimensional deformation in structure so that this Retractor device can follow the change in location of scalable interstitial structure and equably be servo-actuated the displacement for producing three-dimensional and corner change Change, what solution class parallelogram sturcutre was brought can not realize structure in three-D displacement and steering, and more support longitudinal beam structures Numerous and diverse, weight is big, using it is limited the problem of.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention 1;
Fig. 2 is the support stringer of the embodiment of the present invention 1 and the sliding connection structure schematic diagram of sliding beam;
Fig. 3 is the structural representation of the embodiment of the present invention 2;
Fig. 4 is the structural representation of the embodiment of the present invention 3;
Fig. 5 is the structural representation of the embodiment of the present invention 4;
In figure, 1 is flexible elastomer, and 2 be sliding beam, and 3 be support stringer, and 4 be seal, and 5 be U-shaped support, and 6 be solid Determine contiguous block, 7 be elastic cushion block, and 8 be the first side of scalable interstitial structure, and 9 be the second side of scalable interstitial structure.
Embodiment
With reference to specific embodiments and the drawings, the present invention is further illustrated.
Embodiment one:
With reference to shown in figure 1, a kind of retractor device, it is connected between scalable interstitial structure (i.e. scalable interstitial structure Between first side 8 and the second side 9 of scalable interstitial structure), including support stringer 3, sliding beam 2 and flexible elastomer 1, if Dry root support stringer 3 is connected between scalable interstitial structure side by side, and some sliding beams 2 are side by side on support stringer 3 And can be slidably reciprocated with the flexible of scalable interstitial structure on support stringer 3, each sliding beam 2 is slided by connecting adjacent two Dynamic crossbeam 2 (can with scalable interstitial structure across some sliding beams 2 two sliding beams 2 of connection or connection sliding beam 2 First side 8 of flexible interstitial structure or the second side 9 of scalable interstitial structure) some flexible elastomers 1 in scalable gap It is linked to be an elastic telescopic string between structure.
Alternatively, as shown in this embodiment, the section of support stringer 3 can be made into rectangle or I-shaped etc., length with can Flexible interstitial structure width matching.Each one end of support stringer 3 scalable interstitial structure side relatively (scalable interstitial structure in figure The first side 8) be fixedly connected, the other end of support stringer 3 scalable interstitial structure opposite side relatively (scalable interstitial structure in figure The second side 9) be flexibly connected, preferably, the first side 8 of the one end of each support stringer 3 and scalable interstitial structure formed it is be hinged It is fixedly connected, i.e., can only swings, it is impossible to which mobile, the second side 9 of the other end of support stringer 3 and scalable interstitial structure, which is formed, is slided Dynamic pair is flexibly connected, i.e., support stringer 3 is enclosed in the structure of certain interval, similar sleeve, and can be stretched in sleeve Contracting, to adapt to scalable interstitial structure folding, sleeve is then fixedly connected integral with the second side 9 of scalable interstitial structure.Ginseng Examine shown in Fig. 1, the upper end of support stringer 3 is hinged in Fig. 1, and lower end is sliding pair.The connected mode of support stringer 3 had both met not shadow The flexible opening and closing of scalable interstitial structure is rung, supports again, be connected to total, according to different application situation, may be alternatively configured both ends It is telescopic sliding pair.
Be slidably connected mode of the sliding beam 2 on support stringer 3 can there is various ways in which, as an example, with reference to figure 2 Example, between support stringer 3 and sliding beam 2, connected using U-shaped support 5, form the cavity sliding pair of Chinese character mouth word, i.e. U The upper end of type support 5 is fixedly connected with the lower surface of sliding beam 2, the coffin of the institute's envelopes both of support stringer 3, and is being propped up The upper and lower surface of longeron 3 is supportted, has preset coffin at two, i.e. Chinese character square shape bulk is slightly larger than support stringer 3, can prop up Support longeron respectively fills in an elastic cushion block 7 about 3, form the sliding pair for having pretightning force.Elastic cushion block 7 does not contact with support stringer 3 One side, can make slidably can even do certain turn wherein with raised or recessed dynamic only notch, support stringer 3 It is dynamic, to adapt to multidirectional three dimensional change.And elastic cushion block 7 passively stops notch and fixed, will not fall off.
Preferably, the sliding beam 2 of edge two in sliding beam 2 close to scalable interstitial structure both sides is relatively scalable Interstitial structure is fixedly connected, and at least one flexible elastomer 1 is respectively connected between the sliding beam 2 of arbitrary neighborhood two, as an example, In Fig. 12 flexible elastomers 1 are respectively connected with visibility region between the sliding beam 2 of arbitrary neighborhood two.Flexible elastomer 1 can be with Miscellaneous structure and form are taken, only needs stress 3 D deformation can occur when scalable interstitial structure is stretched out or closed , meeting that sliding beam 2 is three-dimensional includes vertical vertical displacement.Preferable structure is by some elastic components, as rod member is (more excellent Select straight rod member) between connected and composed by way of shape has angle, preferably integrally connected, preferably 90 ° of angles.As shown in figure 1, Flexible elastomer 1 is overall L-shaped, and its both ends is connected with adjacent two sliding beam 2 respectively, because flexible elastomer has one 90 ° of bending structures, in forced compression or stretching the bending structure can occur bending angle change so that distortion change by This produces elastic-restoring force, by the elastic deformation of flexible elastomer 1, the energy of two sliding beam 2 being connected by flexible elastomer 1 Reach and stretch out or close relatively or with respect to parallel translation.Likewise, flexible elastomer 1 can also use other similar structures, such as Contraband shape, or it is Z-shaped, and similarly, its both ends is connected with two sliding beams 2 respectively;Or flexible elastomer 1 is overall T-shaped, its Both ends are connected with a sliding beam 2 in T-shaped, and T-shaped lower end is connected with another sliding beam 2;Or the entirety of flexible elastomer 1 is in Work shape, both ends are connected with a sliding beam 2 in its work shape, and both ends are connected with another sliding beam 2 under work shape.
Alternatively change, in sliding beam 2 close to scalable interstitial structure both sides the sliding beam 2 of edge two with Scalable interstitial structure can not be also fixedly connected, but connect scalable interstitial structure by flexible elastomer 1.Now, for L Shape, for Contraband shape, or Z-shaped flexible elastomer 1, the one end of flexible elastomer 1 is connected with sliding beam 2, the other end with it is scalable Interstitial structure connects;And the flexible elastomer 1 of T-shaped is then, both ends and lower end connect scalable interstitial structure and cunning respectively in T-shaped Dynamic crossbeam 2;The flexible elastomer 1 of work shape is then that both ends and lower both ends connect scalable interstitial structure and slip respectively in work shape Crossbeam 2.Flexible elastomer 1 can also have with the mode of being connected of sliding beam 2 or scalable interstitial structure it is a variety of, as showing Example, as shown in Figure 1,3, flexible elastomer 1 is fixed by being fixedly connected with block 6 with corresponding sliding beam 2 or scalable interstitial structure Connection.The section of flexible elastomer 1 can be square, rectangle, circle, polygon, its material be flexible metal material or Nonmetallic materials, such as rubber etc..
The seal 4 to seal can also be set between sliding beam 2, be embedded between two adjacent sliding beams 2, Play attractive in appearance, protection, prevent foreign matter, such as waterstop.
Embodiment two:
With reference to shown in figure 3, the present embodiment is substantially the same manner as Example 1, and its difference is:One, interval sliding beam 2 At least one flexible elastomer 1 is respectively connected between any two sliding beam 2, as an example, being spaced one in Fig. 3 in visibility region 2 flexible elastomers 1 are respectively connected between any two sliding beam 2 of root sliding beam 2.Flexible elastomer 1 is overall L-shaped, One, its both ends interval sliding beam 2 is connected with two sliding beams 2 respectively.And close to the side of scalable interstitial structure both sides The flexible elastomer 1 on edge be then connected across the sliding beam 2 that is spaced and scalable interstitial structure (i.e. with scalable gap The adjacent penultimate stage in structure both sides (the first side 8 of scalable interstitial structure and the second side 9 of scalable interstitial structure) is slided Dynamic crossbeam 2 is directly connected by flexible elastomer 1 with scalable interstitial structure).
Embodiment three:
With reference to shown in figure 4, the present embodiment is substantially the same manner as Example 2, and its difference is:One, interval sliding beam 2 At least one flexible elastomer 1 is respectively connected between any two sliding beam 2, as an example, being spaced one in Fig. 4 in visibility region 3 flexible elastomers 1 are respectively connected between any two sliding beam 2 of root sliding beam 2.Flexible elastomer 1 is overall Z-shape, One, its both ends interval sliding beam 2 is connected with two sliding beams 2 respectively.And embodiment 2 is compared, become as further Change, the sliding beam 2 being spaced with this across the middle part of the flexible elastomer 1 for the sliding beam 2 being spaced in Fig. 4 is also fixed to be connected Connect.
Example IV:
With reference to shown in figure 5, the present embodiment is substantially the same manner as Example 3, and its difference is:It is in Contraband that flexible elastomer 1 is overall Shape, one, its both ends interval sliding beam 2 are connected with two sliding beams 2 respectively, are spaced a cunning in Fig. 5 in visibility region 2 flexible elastomers 1 are respectively connected between any two sliding beam 2 of dynamic crossbeam 2.Likewise, compare embodiment 2, as entering The change of one step, the middle part of the flexible elastomer 1 in Fig. 5 across sliding beam 2 are also fixedly connected with the sliding beam 2.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention All any modification, equivalent and improvement made within refreshing and principle etc., should be included in the scope of the protection.

Claims (10)

1. a kind of retractor device, it is connected between scalable interstitial structure, it is characterised in that:Including support stringer, sliding beam And flexible elastomer, some support stringers are connected between scalable interstitial structure side by side, some sliding beams are set side by side In can be slidably reciprocated with the flexible of scalable interstitial structure on support stringer and on support stringer, each sliding beam passes through company Connect adjacent two sliding beam or connect two sliding beams or connection sliding beam and scalable gap across some sliding beams Some flexible elastomers of structure are linked to be an elastic telescopic string between scalable interstitial structure.
2. retractor device as claimed in claim 1, it is characterised in that:It is respectively connected with least between the sliding beam of arbitrary neighborhood two One flexible elastomer.
3. retractor device as claimed in claim 1, it is characterised in that:Be spaced a sliding beam any two sliding beam it Between be respectively connected with least one flexible elastomer.
4. retractor device as claimed in claim 3, it is characterised in that:Connect the middle part of the flexible elastomer of two sliding beams with Sliding beam between two sliding beams is also fixedly connected.
5. retractor device as claimed in claim 1, it is characterised in that:Flexible elastomer connects structure by some elastic bars Into, and shape has angle between adjacent two elastic bar.
6. retractor device as claimed in claim 5, it is characterised in that:Flexible elastomer is in integrally Contraband shape, or Z-shaped, or L-shaped, Its both ends is connected with two sliding beams respectively, or one end is connected with sliding beam, and the other end is connected with scalable interstitial structure; Or flexible elastomer is integrally T-shaped, both ends are connected with a sliding beam in its T-shaped, and T-shaped lower end connects with another sliding beam Connect, or both ends and lower end connect scalable interstitial structure and sliding beam respectively in T-shaped;Or flexible elastomer is in integrally Work shape, both ends are connected with a sliding beam in its work shape, and both ends are connected with another sliding beam under work shape, or both ends in work shape Scalable interstitial structure and sliding beam are connected respectively with lower both ends.
7. retractor device as claimed in claim 1, it is characterised in that:Close to scalable interstitial structure both sides in sliding beam The relatively scalable interstitial structure of the sliding beam of edge two is fixedly connected, or connects scalable interstitial structure by flexible elastomer.
8. retractor device as claimed in claim 1, it is characterised in that:The relatively scalable interstitial structure one in each support stringer one end Side is fixedly connected, and the relatively scalable interstitial structure opposite side of the support stringer other end is flexibly connected.
9. retractor device as claimed in claim 8, it is characterised in that:Each support stringer one end and scalable interstitial structure side Formed to be hinged and be fixedly connected, the support stringer other end forms sliding pair with scalable interstitial structure opposite side and is flexibly connected.
10. retractor device as claimed in claim 1, it is characterised in that:Sealing has also been embedded between each adjacent two crossbeam to make Seal.
CN201710951733.7A 2017-03-06 2017-10-13 A kind of retractor device Pending CN107558361A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201720209043X 2017-03-06
CN201720209043 2017-03-06

Publications (1)

Publication Number Publication Date
CN107558361A true CN107558361A (en) 2018-01-09

Family

ID=60985448

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201710951733.7A Pending CN107558361A (en) 2017-03-06 2017-10-13 A kind of retractor device
CN201721318399.3U Expired - Fee Related CN207452700U (en) 2017-03-06 2017-10-13 A kind of telescopic device

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201721318399.3U Expired - Fee Related CN207452700U (en) 2017-03-06 2017-10-13 A kind of telescopic device

Country Status (1)

Country Link
CN (2) CN107558361A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112342845A (en) * 2020-10-19 2021-02-09 上海市政工程设计研究总院(集团)有限公司 Longitudinal seamless expansion device of suspension type monorail track beam

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107558361A (en) * 2017-03-06 2018-01-09 四川新路桥机械有限公司 A kind of retractor device

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120021579A (en) * 2010-08-10 2012-03-09 현재확 Expansion joint and it's execution method
CN202220324U (en) * 2011-09-29 2012-05-16 衡水橡胶股份有限公司 Multidirectional displacement modulus type bridge telescopic device
CN103590330A (en) * 2013-11-25 2014-02-19 柳州东方工程橡胶制品有限公司 Extra large displacement bridge retractable device of single supporting beams
DE102015115505A1 (en) * 2014-09-16 2016-03-17 Zujiang Liu Bridge expansion joint and attachment method for it
CN105544384A (en) * 2015-11-27 2016-05-04 中铁第四勘察设计院集团有限公司 Modularized multi-direction displacement cover plate type telescopic device and bridge
CN106120549A (en) * 2016-07-22 2016-11-16 安徽尚德科技有限公司 A kind of big displacement quantity equal distance deflection bridge extension joint
CN205839580U (en) * 2016-06-13 2016-12-28 同济大学 Uniformly displacement drag-line modulus expansion joint
CN207452700U (en) * 2017-03-06 2018-06-05 四川新路桥机械有限公司 A kind of telescopic device

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120021579A (en) * 2010-08-10 2012-03-09 현재확 Expansion joint and it's execution method
CN202220324U (en) * 2011-09-29 2012-05-16 衡水橡胶股份有限公司 Multidirectional displacement modulus type bridge telescopic device
CN103590330A (en) * 2013-11-25 2014-02-19 柳州东方工程橡胶制品有限公司 Extra large displacement bridge retractable device of single supporting beams
DE102015115505A1 (en) * 2014-09-16 2016-03-17 Zujiang Liu Bridge expansion joint and attachment method for it
CN105544384A (en) * 2015-11-27 2016-05-04 中铁第四勘察设计院集团有限公司 Modularized multi-direction displacement cover plate type telescopic device and bridge
CN205839580U (en) * 2016-06-13 2016-12-28 同济大学 Uniformly displacement drag-line modulus expansion joint
CN106120549A (en) * 2016-07-22 2016-11-16 安徽尚德科技有限公司 A kind of big displacement quantity equal distance deflection bridge extension joint
CN207452700U (en) * 2017-03-06 2018-06-05 四川新路桥机械有限公司 A kind of telescopic device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112342845A (en) * 2020-10-19 2021-02-09 上海市政工程设计研究总院(集团)有限公司 Longitudinal seamless expansion device of suspension type monorail track beam

Also Published As

Publication number Publication date
CN207452700U (en) 2018-06-05

Similar Documents

Publication Publication Date Title
Ádány et al. Constrained shell Finite Element Method, Part 2: application to linear buckling analysis of thin-walled members
CN107558361A (en) A kind of retractor device
Bradford Inelastic distortional buckling of I-beams
CN208183525U (en) A kind of hydraulic combined type bridge extension joint
CN205617783U (en) Movement joint shear wall template supporting construction
CN205348392U (en) Space prestressed reinforced concrete structure of encorbelmenting greatly
Rigobello et al. Inelastic analysis of steel frames with a solid-like finite element
Kim et al. 3-D second-order plastic-hinge analysis accounting for lateral torsional buckling
Mulas A structural model for panel zones in non linear seismic analysis of steel moment-resisting frames
Bradford Distortional buckling of elastically restrained cantilevers
Eigenraam et al. Structural analysis of Heinz Isler’s bubble shell
CN104929259B (en) Telescopic buckling restrained brace
US20200290653A1 (en) Railcar bodyshell
CN203593942U (en) Bridge
Machado et al. Finite element model for advanced analysis of plane steel frames with hinged end conditions including von Mises criterion
Kim et al. Practical second-order inelastic analysis for three-dimensional steel frames subjected to distributed load
CN106795716A (en) Pneumatic support
CN103711221B (en) The anti-buckling spacing energy-consumption supporting member of a kind of I-shaped variable-cross-sectisteel steel core of channel-section steel open flume type
Simitses et al. Stability analysis of a semi-rigidly connected simple frame
CN209227396U (en) A kind of moveable stride thrustor
CN106144868A (en) Apparatus of passenger conveyor and update method thereof
Skejić et al. Lateral torsional buckling of split aluminium mullion
He et al. Stability of a pretensioned latticed three-dimensional arch structure with cross cable-strut arrangement
CN208329009U (en) A kind of middle buried water stop
Huang et al. Large deflection of elastoplastic beams with prescribed moving and rotating ends

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination