CN205116001U - Assembled construction and installation's telescoping device - Google Patents
Assembled construction and installation's telescoping device Download PDFInfo
- Publication number
- CN205116001U CN205116001U CN201520843117.6U CN201520843117U CN205116001U CN 205116001 U CN205116001 U CN 205116001U CN 201520843117 U CN201520843117 U CN 201520843117U CN 205116001 U CN205116001 U CN 205116001U
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- seat board
- stretching device
- structural joint
- pars contractilis
- support portion
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Abstract
The utility model relates to a telescoping device for building provides an assembled construction and installation's telescoping device, including span structural joint the supporting part and along span the direction set up in the pars contractilis of supporting part one side is still located including inlaying respectively two blocks of steel sheets in the concrete of structural joint both sides, the supporting part is fixed in one of them along the tip installation of stretching over the orientation on the steel sheet, another tip of supporting part and the pars contractilis is then all installed and is fixed in another on the steel sheet. The utility model discloses a telescoping device is in when installation, earlier with two blocks of steel sheets inlay in advance locate the mounting groove of seting up the structural joint both sides in, then on being fixed in two blocks of steel sheets with the integral erection of supporting part and pars contractilis, relatively more convenient, when the telescoping device received wheel impact, the impact force can spread impact load in two steel sheet transferables to the concrete that corresponds, strengthened the shock resistance of telescoping device greatly moreover, avoided near the destruction of the local concrete in telescoping device.
Description
Technical field
The utility model relates to stretching device for building, particularly relates to a kind of stretching device of assembling installation.
Background technology
Stretching device is the key position in bridge member, is realizing playing an important role in bridge function.Common bridge extension joint has board-like Telescopic rubber device, shaped steel modular expansion device, the board-like stretching device of comb etc.
Bridge is in construction with in operation process, and the effect such as can be subject to car load, bridge own material shrinkage and creep, foundation settlement, wind carry, causes bridge beam end to be out of shape.Bridge construction is sewn on 6 degree of freedom directions and all there is spatial movement (displacement in XYZ tri-directions and torsion) in various degree, thus causes the space operations such as extruding, stretching, torsion, dislocation, sedimentation to the stretching device being installed on bridge beam end.
Shaped steel modular expansion device in existing market, the longitudinal extension gap existing for it is large, flexible uneven, impact force is concentrated, it is comparatively outstanding to jump the phenomenons such as car is serious, concrete is frangible, extensible member spoilage is high, fabricating cost is large, the design preformed groove degree of depth is dark.Particularly to suspension bridge, cable stayed bridge, and tiltedly, curved bridge, because bridge construction unavoidably exists multidirectional displacement, therefore in use procedure, seriously expose the defect of inadaptable transverse direction and multi-directional deflection requirement.And requiring high to vertical deformation, vertical, horizontal conjugates large cable stayed bridge, suspension bridge etc., and modular expansion device for bridge is then difficult to the requirement meeting its multi-directional deflection.
And conventional expansion joint of comb plate, the requirement of bridge beam body vertical corner can not be met.When beam body stand under load sink beam-ends upwarp there is corner time, the comb plate of traditional comb plate class stretching device can tilt with beam-ends corner, the tooth bar of tilting and bring hidden danger to traffic safety, meanwhile, can produce comb fracture after vehicle spreading, and anchoring such as to pull at the phenomenon.And rubber tile bottom comb plate, comb joint vehicle by time deform, rubbish invades bottom comb plate, causes comb to upwarp, and anchor bolt is stressed bending, finally causes single unit system early ageing to destroy.Further, the anchor structure of the device form implanting erection bolt that adopts is installed more, uses the middle device anchor structure that is hit easily loosen and cause last anchor structure to pull.
Utility model content
The purpose of this utility model is the stretching device providing a kind of assembling installation, is intended to the problem for solving the stressed easy destruction of existing stretching device periphery concrete.
The utility model is achieved in that
The utility model embodiment provides a kind of stretching device of assembling installation, comprise across structural joint support portion and be arranged at the pars contractilis of side, described support portion in a crosswise direction, also comprise two block plates be embedded at respectively in the concrete of described structural joint both sides, an end in a crosswise direction, described support portion is mounted on wherein on steel plate described in, and the other end, described support portion and described pars contractilis are then all mounted on steel plate described in another.
Further, steel plate described in two all has at least one anchor bar extended straight down in the described concrete of correspondence.
Further, steel plate described in two also all has at least one the anchoring arm-tie extended horizontally in described structural joint respective side concrete.
Further, described support portion comprises across seam beam and first time seat board, described across seam beam across described structural joint, described first time seat board level is installed on wherein on steel plate described in, and a described wherein end across seam beam is mounted on described first time seat board.
Further, on steel plate described in another, level is mounted with second time seat board, and described pars contractilis and the described other end across seam beam are all placed on described second time seat board.
Particularly, describedly comprise support panel across seam beam, support described support panel wherein one end and rotating two steel ball bearings and support the described support panel other end and at least one cambered surface rotating supports seat board, two described steel ball bearings are all mounted on described first time seat board, and described cambered surface supports seat board and is positioned on described second time seat board.
Particularly, described pars contractilis comprises at least one the comb plate assembly connected successively in a crosswise direction, described across seam beam with and its described comb plate assembly be close to be connected, and each described comb plate assembly is all positioned at and supports on described second time seat board corresponding to seat board with described cambered surface.
Further, also comprise two support side plate laying respectively at described structural joint both sides, wherein support side plate described in is vertically arranged on described first time seat board, support side plate described in another is vertically arranged on described second time seat board, and each described anchoring arm-tie of every side welds with the described support side plate of respective side.
Further, be connected by least one rigid hinge between described support portion with described pars contractilis.
Further, also comprise the waterproof roll across described structural joint, described waterproof roll is positioned at immediately below described support portion.
The utility model has following beneficial effect:
Stretching device in the utility model includes two block plates be embedded in the concrete of structural joint both sides, to this when stretching device being installed on structural joint place, can first two block plates be embedded in advance in the concrete that structural joint is corresponding, again by the overall assembling construction and installation of support portion and pars contractilis on two block plates, very convenient.And adopt this form of structure, when support portion is subject to wheel impacts effect, impact load can be passed to two pre-embedded steel slabs by stretching device, concrete is passed to again by two steel plates, force path is simple, clear and definite, arranging of pre-embedded steel slab can spread impact load, greatly strengthen the impact resistance of stretching device, avoids the concrete destruction in local near stretching device.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the stretching device of the assembling installation that Fig. 1 provides for the embodiment of the present invention;
Fig. 2 is the top view of the stretching device of the assembling installation of Fig. 1;
Fig. 3 is the structural representation across seam beam direction across bridge of the stretching device of the assembling installation of Fig. 1.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
See Fig. 1 and Fig. 2, the utility model embodiment provides a kind of stretching device of assembling installation, comprise support portion 1 and pars contractilis 2, support portion 1 is across structural joint 3, support portion 1 in a crosswise direction (along bridge to) two ends lay respectively on the both sides concrete of structural joint 3, pars contractilis 2 is then arranged at side in a crosswise direction, support portion 1, stretching device also includes two block plates 4, two block plates 4 are arranged at structural joint 3 both sides concrete respectively and reserve mounting groove top, a wherein end in a crosswise direction, support portion 1 is mounted on wherein on a steel plate 4, the other end of support portion 1 and pars contractilis 2 are then all mounted on another steel plate 4.In the utility model, the mounting groove installing fixing corresponding steel plate 4 is remained for all in advance at the both sides concrete of structural joint 3, when installing stretching device, two block plates 4 can be installed in advance in corresponding mounting groove, be mounted on two block plates 4 by support portion 1 and the integral construction of pars contractilis 2 again, installation technology is simple, reliable.Adopt the stretching device of this structure in addition, when support portion 1 or pars contractilis 2 are subject to wheel impacts effect, impact load can be passed to two pre-buried steel plates 4 by stretching device, be passed in the concrete of structural joint 3 both sides by two steel plates 4 again, force path is simple, clear and definite, arranging of pre-embedded steel slab 4 can spread impact load, greatly strengthen the impact resistance of stretching device, avoids the concrete destruction in local near stretching device.
Specifically see Fig. 1, optimize above-described embodiment, two block plates 4 all have at least one anchor bar 41 extended straight down in corresponding concrete.In the present embodiment, each steel plate 4 all has at least one anchor bar 41, usually have multiple, and steel plate 4 is uniformly distributed relatively, vertically stretches in concrete, wheel impacts is passed to two steel plates 4, diffuse in corresponding concrete through each anchor bar 41, and be uniformly distributed due to each anchor bar 41, then it can uniform diffusion impact load, greatly strengthen the impact resistance of stretching device, very little to the concrete destruction near it.Continue to optimize above-described embodiment, two steel plates 4 also all have at least one the anchoring arm-tie 42 extended horizontally in structural joint 3 respective side concrete.Stretching device also includes two support side plate 43 vertically arranged, two support side plate 43 are corresponding with the anchoring arm-tie 42 of structural joint 3 both sides respectively, each anchoring arm-tie 42 welds with corresponding support side plate 43, and wherein a support side plate 43 is fixedly connected with one end away from pars contractilis 2, support portion 1, the concrete first time seat board 12 following with support portion 1 is fixedly connected with, another support side plate 43 is then fixedly connected with pars contractilis 2, be specially the second time seat board 21 following with pars contractilis 2 to be fixedly connected with, each anchoring arm-tie 42 has certain thickness, its entirety is all horizontally embedded in concrete, can weld with the reserved steel bar in concrete, it can improve the anchorage effect of stretching device in concrete further, strengthen the impact resistance of stretching device.
The structure of refinement support portion 1, support portion 1 comprises across seam beam 11 and first time seat board 12, and across seam beam 11 across structural joint 3, first time seat board 12 then level is installed on wherein on a steel plate 4.In the present embodiment, support portion 1 adopts girder construction, first time seat board 12 adopts welding or bolted form to be fixed on steel plate 4, wherein one end simultaneously across seam beam 11 is mounted on first time seat board 12, is namely installed on corresponding steel plate 4 the wherein one end across seam beam 11 by first time seat board 12.And adopt the advantage of the form of structure across seam beam 11 to be, when structural joint 3 span strengthens, suitably can increase deck-molding when its support panel 111 thickness is constant, can meet the demands.Itself and tradition are used alone compared with the stretching device of comb plate structure, and the span of structural joint 3 is larger, and the material usage across seam beam 11 is relatively fewer, and economy is obvious.For said structure form, on the side steel plate 4 of pars contractilis 2 correspondence, level is mounted with second time seat board 21, pars contractilis 2 and across seam beam 11 be all placed on this second time seat board 21 near one end of pars contractilis 2.In the present embodiment, the opposite side of structural joint 3 is provided with second time seat board 21, second time seat board 21 adopts welding or bolted mode to be fixed on corresponding steel plate 4, can play and support across the effect of seam beam 11 with pars contractilis 2, vertically install support side plate 43 that is fixing and its homonymy simultaneously.Certainly the form of structure of tabular can also be adopted for support portion 1.
See Fig. 1 and Fig. 3, continue the structure of refinement across seam beam 11, comprise support panel 111, at least one first stiffening rib 112 and at least one the second stiffening rib 113, first stiffening rib 112 adopts " T " font structure, there is the base plate relative with support panel 111, support panel 111 is horizontally disposed with and across structural joint 3, its upper surface is that plane can travel for vehicle, each first stiffening rib 112 and this support panel 111 of each second stiffening rib 113 common support, wherein each first stiffening rib 112 is also across structural joint 3, each second stiffening rib 113 is then connected with wherein at least one first stiffening rib 112, by support panel 111, first stiffening rib 112 and the second stiffening rib 113 are combined to form slab and girder, two steel ball bearings 114 and at least one cambered surface support seat board 115 is also comprised across seam beam 11, two steel ball bearings 114 all support wherein one end of fixed base plate, each cambered surface supports the other end that seat board 115 then supports fixed base plate, two steel ball bearings 114 support with each cambered surface the both sides that seat board 115 lays respectively at structural joint 3, and two steel ball bearings 114 and each cambered surface support seat board 115 is turntable.In the present embodiment, two steel ball bearings 114 and each cambered surface support seat board 115 and all install below in the first stiffening rib 112 and the second stiffening rib 113, and with between the first corresponding stiffening rib 112 or the second stiffening rib 113 for being fixedly connected with, namely supporting seat board 115 formation across seam beam 11 by two steel ball bearings 114 and each cambered surface supports fixing, and steel ball bearing 114 and cambered surface support seat board 115 and mutually coordinate, can realize across seam beam 11 overall rotatable, the corner within the scope of certain angle in vertical direction and horizontal direction can be adapted to.Particularly, two steel ball bearings 114, one of them is fixed bearing, and another is then bi-directional movable bearing, adopts the steel ball bearing 114 of these two kinds of forms can make can have the certain translation displacements of horizontal direction across seam beam 11, improves the compliance across seam beam 11.
Refer again to Fig. 1 and Fig. 2, the structure of refinement pars contractilis 2, pars contractilis 2 comprises at least one the comb plate assembly 22 along connecting successively to (across direction) along bridge, and be connected across stitching beam 11 with this near the comb plate assembly 22 across seam beam 11, each comb plate assembly 22 is also all positioned on second time seat board 21, usually also on second time seat board 21, elasticity tetrafluoro support sliding plate 23 and another steel plate 24 is equipped with, tetrafluoro support sliding plate 23 is fixed on second time seat board 21, steel plate 24 is layed on tetrafluoro support sliding plate 23, each comb plate assembly 22 then slip is arranged on steel plate 24, seat board 115 is supported for the cambered surface across seam beam 11 to rotate relative to steel plate 24, comb plate assembly 22 is when producing telescopic displacement in a crosswise direction, comb plate assembly 22 this steel plate 24 relative slides.In the present embodiment, pars contractilis 2 is the form of structure of comb plate, stretching device is the form combined with comb plate assembly 22 across seam beam 11, when comb plate assembly 22 is multiple, two adjacent comb plate assemblies 22 adopt rigid body elastic component 25 to connect, this stretching device is changed along across the telescopic displacement on structural joint 3 direction, shared is carried out mainly through each comb plate assembly 22, and rigid body elastic component 25 is as the connector between the comb plate assembly 22 with certain rigidity, under the prerequisite not affecting comb plate assembly 22 longitudinal extension change in displacement, the stability of comb plate assembly 22 can be ensured again, certain torsion moment of flexure can be born again simultaneously, increase stretching device structure to the adaptation of structural joint 3 torsional interaction.Certain pars contractilis 2 can also adopt other form of structure, and such as pars contractilis 2 is traditional modular expansion device structure.
Refer again to Fig. 1, further, be connected by least one rigid hinge 26 between support portion 1 with pars contractilis 2.In the present embodiment, support portion 1 connects pars contractilis 2 by rigid hinge 26, be specially across seam beam 11 with and its comb plate assembly 22 closed between be connected by least one rigid hinge 26, two relatively independent parts can be constructively divided into by across seam beam 11 and pars contractilis 2 by rigid hinge 26 to this, the setting of rigid hinge 26 can increase substantially the compliance of stretching device to structural joint 3 both sides concrete vertical corner, the large bridge that this feature is higher to deck-molding, especially the structural joint 3 of combined bridge is particularly suitable.
Further, stretching device also includes the waterproof roll 5 across structural joint 3, and this waterproof roll 5 is positioned at immediately below support portion 1, is specifically positioned at across immediately below seam beam 11.In the present embodiment, structural joint 3 is installed across before seam beam 11 or pars contractilis 2, first lay waterproof roll 5 at the both sides concrete of structural joint 3, waterproof roll 5 is fixed on the concrete of structural joint 3 both sides by buckle or glue.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. the stretching device of an assembling installation, comprise across structural joint support portion and be arranged at the pars contractilis of side, described support portion in a crosswise direction, it is characterized in that: also comprise two block plates be embedded at respectively in the concrete of described structural joint both sides, an end in a crosswise direction, described support portion is mounted on wherein on steel plate described in, and the other end, described support portion and described pars contractilis are then all mounted on steel plate described in another.
2. the stretching device of assembling installation as claimed in claim 1, is characterized in that: steel plate described in two all has at least one anchor bar extended straight down in the described concrete of correspondence.
3. the stretching device of assembling installation as claimed in claim 1, is characterized in that: steel plate described in two also all has at least one the anchoring arm-tie extended horizontally in described structural joint respective side concrete.
4. the stretching device of assembling installation as claimed in claim 3, it is characterized in that: described support portion comprises across seam beam and first time seat board, described across stitching beam across described structural joint, described first time seat board level is installed on wherein on steel plate described in, and a described wherein end across seam beam is mounted on described first time seat board.
5. the stretching device of assembling installation as claimed in claim 4, is characterized in that: on steel plate described in another, level is mounted with second time seat board, and described pars contractilis and the described other end across seam beam are all placed on described second time seat board.
6. the stretching device of assembling installation as claimed in claim 5, it is characterized in that: describedly comprise support panel across seam beam, support described support panel wherein one end and rotating two steel ball bearings and support the described support panel other end and at least one cambered surface rotating supports seat board, two described steel ball bearings are all mounted on described first time seat board, and described cambered surface supports seat board and is positioned on described second time seat board.
7. the stretching device of assembling installation as claimed in claim 6, it is characterized in that: described pars contractilis comprises at least one the comb plate assembly connected successively in a crosswise direction, described across seam beam with and its described comb plate assembly be close to be connected, and each described comb plate assembly is all positioned at and supports on described second time seat board corresponding to seat board with described cambered surface.
8. the stretching device of assembling installation as claimed in claim 5, it is characterized in that: also comprise two support side plate laying respectively at described structural joint both sides, wherein support side plate described in is vertically arranged on described first time seat board, support side plate described in another is vertically arranged on described second time seat board, and each described anchoring arm-tie of every side welds with the described support side plate of respective side.
9. the stretching device of assembling installation as claimed in claim 1, be is characterized in that: be connected by least one rigid hinge between described support portion with described pars contractilis.
10. the stretching device of assembling installation as claimed in claim 1, it is characterized in that: also comprise the waterproof roll across described structural joint, described waterproof roll is positioned at immediately below described support portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520843117.6U CN205116001U (en) | 2015-10-28 | 2015-10-28 | Assembled construction and installation's telescoping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520843117.6U CN205116001U (en) | 2015-10-28 | 2015-10-28 | Assembled construction and installation's telescoping device |
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| Publication Number | Publication Date |
|---|---|
| CN205116001U true CN205116001U (en) | 2016-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520843117.6U Active CN205116001U (en) | 2015-10-28 | 2015-10-28 | Assembled construction and installation's telescoping device |
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| CN (1) | CN205116001U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112095807A (en) * | 2020-10-12 | 2020-12-18 | 上海万科企业有限公司 | TOD covers curtain and strides seam structure |
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2015
- 2015-10-28 CN CN201520843117.6U patent/CN205116001U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112095807A (en) * | 2020-10-12 | 2020-12-18 | 上海万科企业有限公司 | TOD covers curtain and strides seam structure |
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| GR01 | Patent grant |