CN107558361A - A kind of retractor device - Google Patents
A kind of retractor device Download PDFInfo
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- 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
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- scalable
- sliding beam
- interstitial structure
- sliding
- retractor device
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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
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.
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CN201720209043X | 2017-03-06 | ||
CN201720209043 | 2017-03-06 |
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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 |
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CN201721318399.3U Expired - Fee Related CN207452700U (en) | 2017-03-06 | 2017-10-13 | A kind of telescopic device |
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Cited By (1)
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)
Publication number | Priority date | Publication date | Assignee | Title |
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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)
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 |
-
2017
- 2017-10-13 CN CN201710951733.7A patent/CN107558361A/en active Pending
- 2017-10-13 CN CN201721318399.3U patent/CN207452700U/en not_active Expired - Fee Related
Patent Citations (8)
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)
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 |
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