CN202718037U - Quake-proof type small-deformation comb plate extensible device - Google Patents
Quake-proof type small-deformation comb plate extensible device Download PDFInfo
- Publication number
- CN202718037U CN202718037U CN 201220402123 CN201220402123U CN202718037U CN 202718037 U CN202718037 U CN 202718037U CN 201220402123 CN201220402123 CN 201220402123 CN 201220402123 U CN201220402123 U CN 201220402123U CN 202718037 U CN202718037 U CN 202718037U
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- plate
- movable comb
- comb tooth
- comb plate
- proof type
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Abstract
The utility model discloses a quake-proof type small-deformation comb plate extensible device which is characterized in that a movable comb plate is provided with a horizontal limiting slide mechanism. A single-seam deformation strip is arranged at the back end of the movable comb plate. One end of the movable comb plate is fixedly arranged on a spherical supporting seat. The other end of the movable comb plate and comb teeth of a fixed comb plate are horizontally arranged on a stainless steel slide plate in a mutual-socket mode. The movable comb plate is in slide connection with the stainless steel slide plate. The fixed comb plate is in fixed connection with the stainless steel slide plate. Compared with the prior art, the quake-proof type small-deformation comb plate extensible device has a three-dimensional deformation function which is plane rotating, vertical rotating and horizontal displacement and can achieve compatible deformation along with a bridge structure, not only are daily using deformation requirements met, but also the requirements of deformation of extra large longitudinal and transverse displacement of a bridge during an earthquake can be met, the structure is simple, construction is convenient, the manufacturing cost is low, and the service life is long.
Description
Technical field
The utility model relates to the bridge construction technical field, specifically a kind of shock-proof type small deformation amount comb plate stretching device.
Background technology
Various places, the world today all are in earthquake high-risk period, and earthquake occurs in succession, and earthquake intensity also in upgrading, is brought very big harm to the people of the world, so that everybody takes anti-quake measures to the understanding of earthquake protection with to building structure.Bridge construction also must be taked precautions against earthquakes, must accomplish also can continue after the earthquake safe handling as the comb plate stretching device of beam body connecting elements.Bridge construction is to be in the solid space scope, it should be " three-dimensional " solid space, it has X, Y, three axle beds of Z, at three axle beds X, Y, three displacement coordinates of Z and ∮ y(vertical corner are arranged), the horizontal corner of ∮ x(), ∮ z(plane corner), always have six distortion elements, reach function of seismic resistance and must possess six distortion elements, also to reach the requirement of deformation values size, the element deformation values that has is quite large, must satisfy when earthquake occurs and can keep out the great displacement of vertical and horizontal.
At present, although the comb plate stretching device that uses on the bridge construction has the function of multi-directional deflection, addendum modification is minimum, especially lateral displacement is not accomplished very large.Such as elevated bridge engineering in the Haikou City, be in the strong earthquakes area, bridge construction can produce relative length travel ± 150 millimeter and lateral displacement ± 150 millimeter and vibrates up and down when earthquake occured.The comb plate stretching device of prior art does not satisfy the very big displacement of vertical and horizontal at all, and the comb plate stretching device is extruded damage easily.
The utility model content
The purpose of this utility model is a kind of shock-proof type small deformation amount comb plate stretching device that designs for the deficiencies in the prior art, the movable comb tooth plate adopts tension tumbler bearing and spacing stayed mast displacement structure, so that stretching device has " three-dimensional " distortion function, can follow together compatible deformation of bridge construction, various distortion when not only satisfying daily operation, the distortion that bridge produces the vertical and horizontal very large displacement in the time of satisfying again the earthquake generation, simple in structure, easy construction, further reduce construction costs, improve application life.
Realize that concrete technical scheme of the present utility model is: a kind of shock-proof type small deformation amount comb plate stretching device, comprise movable comb tooth plate and fixed fingers plate, be characterized in that described movable comb tooth plate is provided with the cross spacing slipping mechanism, its rear end is provided with horizontal single seam modified strip, movable comb tooth plate one end is fixedly installed on the spherical bearing, the mutual socket joint horizontal of its other end and fixed fingers plate broach is on the stainless steel slide plate, movable comb tooth plate and stainless steel slide plate be for being slidingly connected, and fixed fingers plate and stainless steel slide plate are for being fixedly connected with; Described cross spacing slipping mechanism is comprised of stayed mast, slide block and chute, stayed mast is the screw rod that is provided with double nut, stayed mast is "T"-shaped vertical affixed with slide block, stayed mast is sleeved in the chute, its slide block and chute are for being slidingly connected, and the cross spacing slipping mechanism is fixedly connected with the movable comb tooth plate with double nut by stayed mast; Described horizontal single seam modified strip is the V-shaped rubber fastening band in cross section, and laterally single seam modified strip is fixedly connected with movable comb tooth plate rear end face by clamp.
Described cross spacing slipping mechanism is for being symmetricly set on movable comb tooth plate middle part.
Described spherical bearing is to be symmetricly set on the unidirectional of movable comb tooth plate one end or bidirectional stretch ball steel support.
Described movable comb tooth plate middle part is provided with the counterbore that cooperates with double nut.
Described slide block is provided with the high-tension pad.
Described stainless steel slide plate is provided with the slippage slot that cooperates with stayed mast.
The utility model compared with prior art has " three-dimensional " distortion function of plane and vertical rotating and lateral displacement, can follow together compatible deformation of bridge construction, various distortion needs used in everyday have not only been satisfied, the distortion that bridge produces the vertical and horizontal very large displacement in the time of satisfying again the earthquake generation, simple in structure, easy construction further reduces construction costs, improves application life.
Description of drawings
Fig. 1 is the utility model structural representation
Fig. 2 is cross spacing Sliding Structures schematic diagram
Fig. 3 is that the utility model is implemented illustration
Fig. 4 is Fig. 3 top view
Fig. 5 is that the A-A of Fig. 3 is to sectional drawing
The specific embodiment
Consult accompanying drawing 1, the utility model comprises movable comb tooth plate 1 and fixed fingers plate 2, described movable comb tooth plate 1 is provided with cross spacing slipping mechanism 7, its rear end is provided with horizontal single seam modified strip 8, movable comb tooth plate 1 one ends are fixedly installed on the spherical bearing 4, and the mutual socket joint horizontal of its other end and fixed fingers plate 2 broach is on stainless steel slide plate 5; Spherical bearing 4 is fixedly connected with movable comb tooth plate 1 by bolt 42, and movable comb tooth plate 1 and stainless steel slide plate 5 be for being slidingly connected, and fixed fingers plate 2 and stainless steel slide plate 5 are for being fixedly connected with; Described cross spacing slipping mechanism 7 is fixedly connected with movable comb tooth plate 1 with double nut 74 by stayed mast 71; Described horizontal single seam modified strip 8 is the V-shaped rubber fastening band in cross section, and laterally single seam modified strip 8 is fixedly connected with movable comb tooth plate 1 rear end face by clamp 81.Described cross spacing slipping mechanism 7 is for being symmetricly set on movable comb tooth plate 1 middle part; Described spherical bearing 4 is for being symmetricly set on the unidirectional of movable comb tooth plate 1 one ends or bidirectional stretch ball steel support; Described movable comb tooth plate 1 middle part is provided with the counterbore 11 that cooperates with double nut 74; Described slide block 72 is provided with high-tension pad 75; Described stainless steel slide plate 5 is provided with the slippage slot 51 that cooperates with stayed mast 71.
Consult accompanying drawing 2, described cross spacing Sliding Structures 7 is comprised of stayed mast 71, slide block 72 and chute 73, described stayed mast 71 is for being provided with the screw rod of double nut 74, stayed mast 71 is "T"-shaped vertical affixed with slide block 72, stayed mast 71 is sleeved in the chute 73, and its slide block 72 and chute 73 are for being slidingly connected.
Embodiment 1
Consult accompanying drawing 3 ~ accompanying drawing 4, the utility model is installed in the steps below and is constructed:
1., in the cutting of beam body preformed groove is installed
Cut the installation preformed groove of a curb girder body A and another curb girder body B; main muscle, stirrup and prestress pipe in the beam body must not be damaged when digging concrete beating, and uncut bituminous concrete will be protected, the arrangement embedded bar; guarantee pre-embedded steel slab quantity, should in time fill when damaged.
2., spherical bearing is installed
In the position that a curb girder body A makes two spherical bearings 4, two 4 one of spherical bearings adopt unidirectional tension, another adopts bidirectional stretch, and determine the end face absolute altitude of two spherical bearings 4 according to the thickness that the bridge floor vertical and horizontal gradient deducts movable comb tooth plate 1, with junction steel plate the base of spherical bearing 4 and the upper pre-embedded steel slab 41 of a beam body A are welded and fixed, and then build 4 times concrete of spherical bearing, it is closely knit to vibrate.
3., install and fix comb plate and cross spacing Sliding Structures
According to temperature with the broadband table of comparisons is installed, the position of making anchor bolt 21 on the fixed fingers plate 2 with two kinds of standard calipers, and be welded and fixed with another curb girder body B pre-embedded steel slab 22; Then, chute 73 is installed, should be noted the accuracy of its position, absolute altitude and straightness accuracy when chute 73 is installed, and will consider together in conjunction with the bridge floor vertical and horizontal gradient, embedded bar and stiffener in chute 73 and another curb girder body B firmly are welded and fixed; Then, lay the termination envelope mould of stiffener net and another curb girder body of installation B; Water and smash the upper fibrous concrete of another curb girder body B, concrete is answered vibration compacting, control the concrete pavement absolute altitude well, disturbing concrete simultaneously, stainless steel slide plate 5 and fixed fingers plate 2 are installed, tighten the nut on the anchor bolt 21, note the planeness of fixed fingers plate 2 surface layers, chute 73 surface tape front covers before disturbing concrete, prevent that concrete from dropping into chute 73 inner chambers, should note corresponding with slippage slot 51 and chute 73 when stainless steel slide plate 5 is installed on the chute 73, build intermediate zone concrete 23 and the covering curing of sprinkling water of another curb girder body B.
4., movable comb tooth plate and waterstop are installed
The slide block 72 of welding stayed mast 71 is packed in the chute 73, lifting movable comb tooth plate 1, the counterbore 11 of movable comb tooth plate 1 is aimed at the screw rod of stayed mast 71, the mutual socket joint of the broach of its broach and fixed fingers plate 2 and horizontal are on stainless steel slide plate 5, then stayed mast 71 is inserted in counterbore 11 usefulness double nuts 74 and tightens, spherical bearing 4 is fixedly connected with movable comb tooth plate 1 by bolt 42; Shrinkage joint between a curb girder body A and another curb girder body B arranges rubber fastening band 6, and rubber fastening band 6 is fixedly connected with another curb girder body B with a curb girder body A respectively by screw.
5., single seam modified strip is installed
Horizontal single seam modified strip 8 is arranged on the seam crossing of movable comb tooth plate 1 and a curb girder body A, laterally single seam modified strip 8 both sides by clamp 81 respectively with movable comb tooth plate 1 and a curb girder body A on pre-buried angle steel 43 be welded and fixed, build the intermediate zone concrete 13 of a curb girder body A and the covering curing of sprinkling water.
6., the comb plate surface layer is anti-skidding
Surface layer at movable comb tooth plate 1 and fixed fingers plate 2 arranges elastic anti-slip layer 9, elastic anti-slip layer 9 adopts the sprinkling polyureas to add and spreads quartz sand technique, with movable comb tooth plate 1 and fixed fingers plate 2 surface layer impeller blastings, spray the one-component polyureas after the surface layer cleaning, then, spreading fine quartz sand immediately, construction and installation finish, and treat that the maintenance expiration gets final product open to traffic, elastic anti-slip layer 9, noise in the time of can reducing Vehicle Driving Cycle plays damping effect.
The utility model adopts the form of structure of spherical bearing 4 one-sided support movable comb tooth plates 1 at a curb girder body A, when another curb girder body B rotates, can make movable comb tooth plate 1 front end generation nose phenomenon, because the little dependence broach of its nose amount top rake way, reach two broach and connect along transition, vehicle is steadily passed through; Cross spacing slipping mechanism 7 can prevent that beating of movable comb tooth plate 1 from upwarping, and does not affect again the laterally large displacement of a curb girder body A; Horizontal single seam modified strip 8, the complex deformation needs that produce in the time of can satisfying plane and vertical rotating and lateral displacement can play again the function of waterproof and dustproof.
More than just the utility model being described further, is not to limit this patent, and all is that the utility model equivalence is implemented, and all should be contained within the claim scope of this patent.
Claims (6)
1. shock-proof type small deformation amount comb plate stretching device, comprise movable comb tooth plate (1) and fixed fingers plate (2), it is characterized in that described movable comb tooth plate (1) is provided with cross spacing slipping mechanism (7), its rear end is provided with horizontal single seam modified strip (8), movable comb tooth plate (1) one end is fixedly installed on the spherical bearing (4), its other end and the mutual socket joint horizontal of fixed fingers plate (2) broach are on stainless steel slide plate (5), movable comb tooth plate (1) and stainless steel slide plate (5) be for being slidingly connected, and fixed fingers plate (2) and stainless steel slide plate (5) are for being fixedly connected with; Described cross spacing slipping mechanism (7) is comprised of stayed mast (71), slide block (72) and chute (73), stayed mast (71) is for being provided with the screw rod of double nut (74), stayed mast (71) is "T"-shaped vertical affixed with slide block (72), stayed mast (71) is sleeved in the chute (73), its slide block (72) and chute (73) are for being slidingly connected, and cross spacing slipping mechanism (7) is fixedly connected with movable comb tooth plate (1) with double nut (74) by stayed mast (71); Described horizontal single seam modified strip (8) is the V-shaped rubber fastening band in cross section, and laterally single seam modified strip (8) is fixedly connected with movable comb tooth plate (1) rear end face by clamp (81).
2. described shock-proof type small deformation amount comb plate stretching device according to claim 1 is characterized in that described cross spacing slipping mechanism (7) is for being symmetricly set on movable comb tooth plate (1) middle part.
3. described shock-proof type small deformation amount comb plate stretching device according to claim 1 is characterized in that described spherical bearing (4) is for being symmetricly set on the unidirectional or bidirectional stretch ball steel support of movable comb tooth plate (1) one end.
4. described shock-proof type small deformation amount comb plate stretching device according to claim 1 is characterized in that described movable comb tooth plate (1) middle part is provided with the counterbore (11) that cooperates with double nut (74).
5. described shock-proof type small deformation amount comb plate stretching device according to claim 1 is characterized in that described slide block (72) is provided with high-tension pad (75).
6. described shock-proof type small deformation amount comb plate stretching device according to claim 1 is characterized in that described stainless steel slide plate (5) is provided with the slippage slot (51) that cooperates with stayed mast (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220402123 CN202718037U (en) | 2012-08-15 | 2012-08-15 | Quake-proof type small-deformation comb plate extensible device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220402123 CN202718037U (en) | 2012-08-15 | 2012-08-15 | Quake-proof type small-deformation comb plate extensible device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202718037U true CN202718037U (en) | 2013-02-06 |
Family
ID=47619863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220402123 Withdrawn - After Issue CN202718037U (en) | 2012-08-15 | 2012-08-15 | Quake-proof type small-deformation comb plate extensible device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202718037U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102767136A (en) * | 2012-08-15 | 2012-11-07 | 上海汇城建筑装饰有限公司 | Anti-seismic small deformation expansion device of comb plate |
| CN103422431A (en) * | 2013-09-09 | 2013-12-04 | 上海汇城建筑装饰有限公司 | Rubber anti-seismic comb plate stretching device |
-
2012
- 2012-08-15 CN CN 201220402123 patent/CN202718037U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102767136A (en) * | 2012-08-15 | 2012-11-07 | 上海汇城建筑装饰有限公司 | Anti-seismic small deformation expansion device of comb plate |
| CN102767136B (en) * | 2012-08-15 | 2014-09-03 | 上海汇城建筑装饰有限公司 | Anti-seismic small deformation expansion device of comb plate |
| CN103422431A (en) * | 2013-09-09 | 2013-12-04 | 上海汇城建筑装饰有限公司 | Rubber anti-seismic comb plate stretching device |
| CN103422431B (en) * | 2013-09-09 | 2015-07-29 | 上海汇城建筑装饰有限公司 | A kind of rubber antidetonation comb plate stretching device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130206 Effective date of abandoning: 20140903 |
|
| RGAV | Abandon patent right to avoid regrant |