CN105239503A - Six-direction deflection comb plate retractor device - Google Patents
Six-direction deflection comb plate retractor device Download PDFInfo
- Publication number
- CN105239503A CN105239503A CN201510735087.1A CN201510735087A CN105239503A CN 105239503 A CN105239503 A CN 105239503A CN 201510735087 A CN201510735087 A CN 201510735087A CN 105239503 A CN105239503 A CN 105239503A
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- plate
- comb tooth
- steel
- movable comb
- tooth plate
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 37
- 239000010959 steel Substances 0.000 claims abstract description 37
- 238000006073 displacement reaction Methods 0.000 claims abstract description 24
- 229920001971 elastomer Polymers 0.000 claims abstract description 18
- 244000126211 Hericium coralloides Species 0.000 claims description 36
- 229910001220 stainless steel Inorganic materials 0.000 claims description 11
- 239000010935 stainless steel Substances 0.000 claims description 11
- 238000003466 welding Methods 0.000 claims description 6
- 239000006260 foam Substances 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 229920002635 polyurethane Polymers 0.000 claims description 4
- 239000004814 polyurethane Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 244000062793 Sorghum vulgare Species 0.000 claims description 3
- 238000004873 anchoring Methods 0.000 claims description 3
- 235000019713 millet Nutrition 0.000 claims description 3
- 150000001875 compounds Chemical group 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 239000004809 Teflon Substances 0.000 abstract 2
- 229920006362 Teflon® Polymers 0.000 abstract 2
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 230000003203 everyday effect Effects 0.000 abstract 1
- 230000035939 shock Effects 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 3
- 230000001268 conjugating effect Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
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- 238000005516 engineering process Methods 0.000 description 1
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- 210000003205 muscle Anatomy 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a six-direction deflection comb plate retractor device. The six-direction deflection comb plate retractor device is characterized in that five-direction deflection support sets are fixedly arranged at the rear end of a movable comb plate, the bottom face of the front end of the movable comb plate is provided with sliding grooves and steel pins, and the five-direction deflection support sets are two elastic support bodies which are arranged on an anchor plate and both consist of teflon plate rubber bases, steel channels and teflon sliding plates; the steel channels are provided with axial sliding grooves, and the two steel channels are buckled on the anchor plate and welded with the anchor plate. Compared with the prior art, the six-direction deflection comb plate retractor device has the three-dimensional deformation functions of planar rotation, vertical rotation and transverse displacement, various deformation requirements during everyday operation can be met, and the requirement for longitudinal and transverse extremely-large displacement deformation generated by bridges during an earthquake can be met as well. The device is simple in structure, convenient to construct and mount, high in shock absorption capacity, low in noise and particularly suitable for high-grade highway bridges, viaduct bridges and extremely-long flexible bridges.
Description
Technical field
The present invention relates to bridge expansion joint installation, specifically a kind of six to shift comb tooth plate stretching device.
Background technology
Various places, the world today are all in the earthquake period happening with increasing frequency, earthquake causes high risks to the people, people are impelled to enhance understanding to earthquake protection, fortification measure is taked in bridge construction also active development, comb plate stretching device as the connecting elements between beam body also must set up anti-quaking structure, specifically comb plate stretching device must set up lateral displacement mechanism, and it still can be worked on after the earthquake.The comb plate stretching device kind at present with anti-seismic performance is few, and product is perfect not, so that the anti-quaking structure of comb plate stretching device causes the concern of people.Research is thought and is adopted the stretching device of special tectonic to have lateral displacement function, shrinkage joint still can normally be worked after macroseism, but technical difficulty is large, manufacture and mounting cost high, very unreasonable.And the modular multi-directional deflection comb plate stretching device of prior art adopts bolt to be connected with beam body by movable comb tooth plate, allowing when earthquake occurs shears anchor bolt bad, repair again after earthquake, as everyone knows, the repair that bolt clippers is had no progeny is very complicated heavy, is equivalent to reinstall comb plate, again plants anchor bolt, again concreting, rehabilitation expense is also very expensive.
The antidetonation comb plate stretching device of prior art also exists complex structure, the difficulty of manufacture, installing is large, and maintenance cost is high, the defects such as the security intensity of structure low and application life is short, can not meet the development need that China's speedway and urban elevated bridge are built.
Summary of the invention
The one six that the object of the invention is to design for the deficiencies in the prior art is to shift comb tooth plate stretching device, adopt bolt anchoring structure and the lateral displacement component with resiliency supported multi-directional deflection, make comb plate stretching device can follow bridge construction compatible deformation together, after earthquake, stretching device still can normally work, not only meet the various distortion of daily operation, but also it is vertical to meet Bridges During Earthquake generation, the especially big distortion of lateral displacement, structure is simple, easy construction, damping capaicty is strong, noise is low, especially the use of Bridges on Highway and elevated bridge and speciality Flexible bridge is applicable to.
Realizing concrete technical scheme of the present invention is: a kind of six to shift comb tooth plate stretching device, comprise movable comb tooth plate, fixed fingers plate and rubber fastening band, the mutual socket joint horizontal of comb of movable comb tooth plate and fixed fingers plate is on stainless steel slide plate, movable comb tooth plate and stainless steel slide plate are for being slidably connected, fixed fingers plate and stainless steel slide plate are for being fixedly connected with, rubber fastening band respectively with both sides fine strain of millet body anchor connection, be characterized in movable comb tooth plate rear end be fixedly installed at least two groups or more five in displacement bearing group, the bottom surface of movable comb tooth plate front end is provided with two chutes parallel with comb, the steel pin of garden cylindricality is provided with in chute, steel pin to be sleeved on stainless steel slide plate and with chute for being slidably connected, described five is be arranged on anchor plate two by tetrafluoro plate rubber seat and channel-section steel to displacement bearing group, bolt, square nut, the resiliency supported of lower tetrafluoro slide plate and upper tetrafluoro slide plate composition, described channel-section steel is provided with axial slide, and two channel-section steels to be fastened on anchor plate and with anchor plate for welding, described movable comb tooth plate by bolt anchoring five in displacement bearing group, be spirally connected with the lower tetrafluoro slide plate be arranged in channel-section steel and square nut after bolt cross-under tetrafluoro plate rubber seat and upper tetrafluoro slide plate.
The seam crossing of described movable comb tooth plate and beam body is provided with foam plastics strip that two steel plate strip clamp and the lateral deformation that polyurethane water-proof sealing compound forms is stitched.
Described five under displacement bearing group and nearly rubber fastening band side is provided with the gutter on straight-through bridge limit.
The present invention compared with prior art has the 3 D deformation function of plane and vertical rotating and lateral displacement, not only can meet various deformation requirements during daily operation, and the distortion that Bridges During Earthquake produces vertical and horizontal very large displacement can be met again, structure is simple, construction install convenience, damping capaicty is strong, and noise is low, is especially applicable to the use of Bridges on Highway and elevated bridge and speciality Flexible bridge.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is five to displacement bearing group structural representation;
Fig. 3 is the A-A generalized section of Fig. 2;
Fig. 4 is lateral deformation crack structure schematic diagram;
Fig. 5 ~ Fig. 6 is the invention process illustration.
Detailed description of the invention
Accompanying drawings 1, the present invention is made up of to displacement bearing group 5, lateral deformation seam 7 and gutter 8 movable comb tooth plate 1, fixed fingers plate 2, rubber fastening band 3, stainless steel slide plate 4, five.Movable comb tooth plate 1 rear end be fixedly installed at least two groups or more five in displacement bearing group 5, the bottom surface of movable comb tooth plate 1 front end is provided with two chutes 11 parallel with comb, the steel pin 12 of garden cylindricality is provided with in chute 11, steel pin 12 to be sleeved on stainless steel slide plate 4 and with chute 11 for being slidably connected, rubber fastening band 3 respectively with both sides fine strain of millet body anchor connection, five under displacement bearing group 5 and nearly rubber fastening band 3 side is provided with the gutter 8 on straight-through bridge limit.
Accompanying drawings 2 ~ accompanying drawing 3, described five to conjugating bearing group 5 for being arranged on two resiliency supported be made up of tetrafluoro plate rubber seat 51 and channel-section steel 52, bolt 53, square nut 54, lower tetrafluoro slide plate 55 and upper tetrafluoro slide plate 56 on anchor plate 6; Described channel-section steel 52 is provided with axial slide 58, and two channel-section steels 52 to be fastened on anchor plate 6 and with anchor plate 6 for welding; Described movable comb tooth plate 1 is anchored at five in displacement bearing group 5 by bolt 53, is spirally connected after bolt 53 cross-under tetrafluoro plate rubber seat 51 and upper tetrafluoro slide plate 56 with the lower tetrafluoro slide plate 55 be arranged in channel-section steel 52 and square nut 54.
Accompanying drawings 4, described lateral deformation seam 7 is the elastic construction that two steel plate strip 73 clamp foam plastics strip 72 and polyurethane water-proof sealing compound 71 formation, wherein a steel plate strip 73 is fixedly installed on movable comb tooth plate 1 rear end, and another steel plate strip 73 is fixed on five in displacement bearing group 5.
Accompanying drawings 5 ~ accompanying drawing 6, the present invention installs in the steps below and constructs:
(1), mounting groove is cut
The concrete of the top layer installation width of A beam body 9 and B beam body 10 is cut according to the required width of temperature installation at that time; main muscle, stirrup and the prestress pipe in beam body must not be damaged when digging and breaking concrete; and uncut bituminous concrete will be protected; arrange embedded bar and steel plate; check quantity, should supply in time during defect.
(2), the multi-directional deflection bearing of resiliency supported is installed
The thickness of movable comb tooth plate 1 is deducted according to bridge floor vertical and horizontal gradient, then the height of 2 millimeters is added, determine that three group five to conjugating the end face absolute altitude of bearing group 5 at A beam body 9, after embedded bar 91 in A beam body 9 is connected with anchor plate 6 electric welding, be fastened on by channel-section steel 52 on anchor plate 6, its sidewall and anchor plate 6 are welded and fixed, then pre-buried gutter 8, finally build five to concrete 92 vibration compacting under displacement bearing group 5 bottom surface, treat that concrete strength reaches 50%, movable comb tooth plate 1 can be installed.
(3) cross spacing slipping mechanism is installed
According to temperature and the installation width table of comparisons, the position of anchor bolt 13 on fixed fingers plate 2 is made with clamp, anchor bolt 13 and the embedded bar 21 on B beam body 10 are welded and fixed, then two columniform steel pins 12 are installed, should notice during installation that steel pin 12 and the chute 11 on movable comb tooth plate 1 will be corresponding to, the accuracy of its position, absolute altitude and verticality, also will consider in conjunction with bridge floor vertical and horizontal gradient together.Steel pin 12 is welded and fixed with the pre-embedded steel slab 23 in B beam body 10, then fibrous concrete 22 vibration compacting of B beam body 10 is built, control concrete pavement absolute altitude well, successively rubber fastening band 3, stainless steel slide plate 4 and fixed fingers plate 2 are installed, tighten the nut on anchor bolt 13 for the first time, then build the fibrous concrete 22 in the intermediate zone region on B beam body 10 and covering curing of sprinkling water, the rubber fastening band 3 at A beam body 9 place is finally installed, steel plate press strip is screwed on A beam body 9 avris.
(4), movable comb tooth plate is installed
Lifting movable comb tooth plate 1, aims at five to the bolt 53 in displacement bearing group 5, is inserted in movable comb tooth plate 1 respective bolt holes, screws in nut and tighten.
(5), lateral deformation seam is installed
Lateral deformation seam 7 is arranged on the seam crossing of movable comb tooth plate 1 and A beam body 9, one steel plate strip 73 and A beam body 9 intermediate zone reinforcement welding, another steel plate strip 73 is welded on rear side of movable comb tooth plate 1, two steel plate strip 73 can build A beam body 9 intermediate zone place's concrete and drop cloth maintenance after welding, then seam crossing embeds circular foam plastics strip 72, reserve the space filling polyurethane waterproof sealing cream 71 of 3 centimeters of height above, its end face outline is lower than the end face 5 millimeters of movable comb tooth plate 1, treat after construction and installation terminate that maintenance expires, concrete strength gets final product open to traffic after reaching standard.
More than just the present invention is further illustrated, and be not used to limit this patent, allly implements for the present invention's equivalence, within the right that all should be contained in this patent.
Claims (3)
1. one kind six to shift comb tooth plate stretching device, comprise movable comb tooth plate, fixed fingers plate and rubber fastening band, the mutual socket joint horizontal of comb of movable comb tooth plate and fixed fingers plate is on stainless steel slide plate, movable comb tooth plate and stainless steel slide plate are for being slidably connected, fixed fingers plate and stainless steel slide plate are for being fixedly connected with, rubber fastening band respectively with both sides fine strain of millet body anchor connection, it is characterized in that movable comb tooth plate rear end be fixedly installed at least two groups or more five in displacement bearing group, the bottom surface of movable comb tooth plate front end is provided with two chutes parallel with comb, the steel pin of garden cylindricality is provided with in chute, steel pin to be sleeved on stainless steel slide plate and with chute for being slidably connected, described five is be arranged on anchor plate two by tetrafluoro plate rubber seat and channel-section steel to displacement bearing group, bolt, square nut, the resiliency supported of lower tetrafluoro slide plate and upper tetrafluoro slide plate composition, described channel-section steel is provided with axial slide, and two channel-section steels to be fastened on anchor plate and with anchor plate for welding, described movable comb tooth plate by bolt anchoring five in displacement bearing group, be spirally connected with the lower tetrafluoro slide plate be arranged in channel-section steel and square nut after bolt cross-under tetrafluoro plate rubber seat and upper tetrafluoro slide plate.
2., according to claim 1 six to shift comb tooth plate stretching device, it is characterized in that the seam crossing of described movable comb tooth plate and beam body is provided with foam plastics strip that two steel plate strip clamp and the lateral deformation that polyurethane water-proof sealing compound forms is stitched.
3., according to claim 1 six to shift comb tooth plate stretching device, it is characterized in that described five under displacement bearing group and nearly rubber fastening band side is provided with the gutter on straight-through bridge limit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510735087.1A CN105239503B (en) | 2015-11-03 | 2015-11-03 | A kind of six to displacement fishback retractor device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510735087.1A CN105239503B (en) | 2015-11-03 | 2015-11-03 | A kind of six to displacement fishback retractor device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105239503A true CN105239503A (en) | 2016-01-13 |
| CN105239503B CN105239503B (en) | 2017-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510735087.1A Expired - Fee Related CN105239503B (en) | 2015-11-03 | 2015-11-03 | A kind of six to displacement fishback retractor device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105239503B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105421228A (en) * | 2016-01-14 | 2016-03-23 | 宁波路宝科技实业集团有限公司 | Bridge expansion joint device |
| CN107178032A (en) * | 2017-07-25 | 2017-09-19 | 上海通亿橡塑制品有限公司 | A kind of pair of skeleton symbol multi-directional deflection fishback retractor device |
| CN114197303A (en) * | 2022-01-24 | 2022-03-18 | 成都建工路桥建设有限公司 | Construction method for temporary expansion joint of bridge |
| CN114319093A (en) * | 2020-10-09 | 2022-04-12 | 华鸿建设集团有限公司 | Bridge pre-buried assembly type expansion joint device and installation method thereof |
| CN114657872A (en) * | 2022-03-26 | 2022-06-24 | 吴树超 | Clamping structure for bridge expansion device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103243646A (en) * | 2013-05-22 | 2013-08-14 | 上海汇城建筑装饰有限公司 | Earthquake proof PTFE (Poly Tetra Fluoro Ethylene) plate rubber bearing small displacement comb plate extensible device |
| CN203295969U (en) * | 2013-05-22 | 2013-11-20 | 上海汇城建筑装饰有限公司 | Anti-seismic Teflon plate rubber support small displacement comb plate retractable device |
| CN203451995U (en) * | 2013-09-09 | 2014-02-26 | 上海汇城建筑装饰有限公司 | Rubber anti-shocking comb plate stretching device |
| JP2014105524A (en) * | 2012-11-29 | 2014-06-09 | Yokogawa Sumikin Bridge Corp | Expansion device using fatigue resistance steel |
| CN203890870U (en) * | 2014-03-11 | 2014-10-22 | 贵州省交通规划勘察设计研究院股份有限公司 | Self-adaptive multi-directional displacement comb-tooth-shaped bridge telescopic device |
| CN104452582A (en) * | 2014-12-15 | 2015-03-25 | 上海汇城建筑装饰有限公司 | Screw anchor type comb plate retractor device of simply supported base |
| CN205116002U (en) * | 2015-11-03 | 2016-03-30 | 上海汇城建筑装饰有限公司 | Six to shift comb pinion rack telescoping device |
-
2015
- 2015-11-03 CN CN201510735087.1A patent/CN105239503B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014105524A (en) * | 2012-11-29 | 2014-06-09 | Yokogawa Sumikin Bridge Corp | Expansion device using fatigue resistance steel |
| CN103243646A (en) * | 2013-05-22 | 2013-08-14 | 上海汇城建筑装饰有限公司 | Earthquake proof PTFE (Poly Tetra Fluoro Ethylene) plate rubber bearing small displacement comb plate extensible device |
| CN203295969U (en) * | 2013-05-22 | 2013-11-20 | 上海汇城建筑装饰有限公司 | Anti-seismic Teflon plate rubber support small displacement comb plate retractable device |
| CN203451995U (en) * | 2013-09-09 | 2014-02-26 | 上海汇城建筑装饰有限公司 | Rubber anti-shocking comb plate stretching device |
| CN203890870U (en) * | 2014-03-11 | 2014-10-22 | 贵州省交通规划勘察设计研究院股份有限公司 | Self-adaptive multi-directional displacement comb-tooth-shaped bridge telescopic device |
| CN104452582A (en) * | 2014-12-15 | 2015-03-25 | 上海汇城建筑装饰有限公司 | Screw anchor type comb plate retractor device of simply supported base |
| CN205116002U (en) * | 2015-11-03 | 2016-03-30 | 上海汇城建筑装饰有限公司 | Six to shift comb pinion rack telescoping device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105421228A (en) * | 2016-01-14 | 2016-03-23 | 宁波路宝科技实业集团有限公司 | Bridge expansion joint device |
| CN107178032A (en) * | 2017-07-25 | 2017-09-19 | 上海通亿橡塑制品有限公司 | A kind of pair of skeleton symbol multi-directional deflection fishback retractor device |
| CN114319093A (en) * | 2020-10-09 | 2022-04-12 | 华鸿建设集团有限公司 | Bridge pre-buried assembly type expansion joint device and installation method thereof |
| CN114197303A (en) * | 2022-01-24 | 2022-03-18 | 成都建工路桥建设有限公司 | Construction method for temporary expansion joint of bridge |
| CN114657872A (en) * | 2022-03-26 | 2022-06-24 | 吴树超 | Clamping structure for bridge expansion device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105239503B (en) | 2017-03-08 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Lu Yongcheng Inventor after: Fu Ruoliang Inventor after: Wu Dongsheng Inventor after: Huang Guifu Inventor before: Fu Ruoliang Inventor before: Huang Guifu |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20160602 Address after: 201802 Shanghai City, Jiading Town, Renmin Street, No. 142, No. Applicant after: SHANGHAI HUICHENG ARCHITECTURE DECORATION CO.,LTD. Applicant after: SHANGHAI MUNICIPAL ENGINEERING DESIGN INSTITUTE (Group) Co.,Ltd. Address before: 201802 Shanghai City, Jiading Town, Renmin Street, No. 142, No. Applicant before: SHANGHAI HUICHENG ARCHITECTURE DECORATION CO.,LTD. |
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