CN2221050Y - Bridge extension seem device - Google Patents
Bridge extension seem device Download PDFInfo
- Publication number
- CN2221050Y CN2221050Y CN 95208450 CN95208450U CN2221050Y CN 2221050 Y CN2221050 Y CN 2221050Y CN 95208450 CN95208450 CN 95208450 CN 95208450 U CN95208450 U CN 95208450U CN 2221050 Y CN2221050 Y CN 2221050Y
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- China
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- rotating shaft
- connecting rod
- central sill
- side bar
- hinged
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a bridge extension seam device, which is mainly composed of two curb girders, anchor devices which are arranged on the curb girders, a middle girder, a sealing rubber belt between the girders, supporting mechanisms which are arranged under the girders in parallel, a displacement control mechanism, etc., wherein, in the supporting mechanism, a slide block is arranged between the middle girder, the curb girder and a supporting cross girder; the middle girder and the curb girder can slide on the supporting cross girder; the displacement control mechanism is mainly composed of connection rods which are hinged and connected with the lower surfaces of the curb girder and the middle girder; the connection rods between the girders are mutually hinged and connected. The supporting mechanism and the displacement control mechanism of the utility model each form the integration, do not influence each other, are firm and durable, adopt a link mechanism and have homogeneous expansion and contraction, large telescopic range and long service life.
Description
The utility model relates to bridge expansion joint installation.
Bridge expansion joint installation is installed in the binding site of bridge floor upper beam and abutment and Liang Yuliang, and to adapt to the multidimensional distortion that bridge produces because of factors such as variations in temperature, it directly bears the backing repeatedly of wheel, is the most flimsy parts in the bridge construction.The present bridge expansion joint installation that generally uses on the highway bridge,, rubber board-like etc. board-like as steel comb exist all that stroke is little, application life shortcoming such as weak point, water proofing property difference; All kinds of shaped steel and the rubber strip modular bridge expansion joint installation of girder that use on the modern large bridge also exist shortcomings such as displacement is inhomogeneous, difficulty in installation and layout, bad adaptability.
The purpose of this utility model is to provide a kind of flexible even, flexible scope big, can satisfy the requirement of bridge multidimensional distortion, the bridge expansion joint installation of long service life, to adapt to the needs of modern bridge construction.
The purpose of this utility model is achieved through the following technical solutions;
The utility model comprises two side bars of fixedlying connected with bridge by anchor device, central sill between two side bars, caulking gum band between beam, be arranged on the supporting device of the parallel arranged under the beam and displacement controlling organization etc., in the supporting device, in the supporting box that the two ends of bearing cross beam are located at side bar is fixedlyed connected, central sill, be provided with slide block between side bar and the bearing cross beam, side bar, central sill can slide on bearing cross beam, the displacement controlling organization is by supporting box, the connecting rod that connecting rod reaches and central sill is hinged below that is hinged below with side bar constitutes, and the connecting rod between side bar and central sill and central sill and the central sill is hinged mutually.
The utility model is located at the connecting rod below the central sill, and the position, intermediate portion is hinged mutually with central sill, its two ends respectively with adjacent beams between connecting rod be hinged mutually, its length is 2 times of the length of connecting rod that is hinged below with side bar.The connecting rod that the utility model is located under the side bar is hinged mutually with the shifting block that is located in the static housing, shifting block and supporting box by bearing pin be hinged mutually, shifting block can rotate up and down around bearing pin.
In the utility model supporting device, be provided with slide block and sliding block between side bar and the bearing cross beam, be provided with rotating shaft between side bar and the slide block and between sliding block and the supporting box, the soffit of rotating shaft is the ball face, and rotating shaft can be rotated along the ball side.
Advantage of the present utility model is as follows:
1, supporting device and displacement mechanism respectively are integral, and in a supported box, are not independent of each other.
2, the width of supporting device and displacement controlling organization supported box does not increase with the increase of central sill number, no matter stroke is much, its width is fixed, and is easy to arrange for the big displacement quantity stretching device like this and opens, and is not subjected to the restriction of anchor head position in the notch.
3, by increase reducing the number of central sill, stroke is that modulus makes up arbitrarily with 80mm in the 80-1200mm scope, and flexible scope is big, is applicable to large, medium and small different types of rridges.
4, the displacement controlling organization adopts linkage, so displacement is even.
5, in the displacement controlling organization, be positioned at below the side bar connecting rod with can be hinged mutually around the shifting block that bearing pin rotates up and down, so adopt a sphere rotating shaft can adapt to the multidimensional distortion of bridge in the supporting device.
Accompanying drawing 1 is a general assembly vertical view of the present utility model.
Accompanying drawing 2 is a displacement controlling organization plan view of the present utility model.
Accompanying drawing 3 is the sectional view of the utility model displacement controlling organization.
Accompanying drawing 4 is the profile of the utility model supporting device.
Accompanying drawing 5 is the utility model supporting device schematic perspective view.
Accompanying drawing 6 is the utility model displacement controlling organization schematic perspective view.
As accompanying drawing 1,2,3,4, shown in, the utility model comprises two side bars 5, by the some central sills 7 of stroke decision, and the waterproof sealing rubber strip 1 between Liang Yuliang, it directly bears the load of vehicle, guarantees driving steadily, and prevents that rainwater from flowing on the bridge pier below the bridge.
The utility model is owing to adopt insert seal rubber strip 1, and good water-proof effect can prevent the corrosion of the bridge concrete that causes because of seepage effectively, guarantees the safety of bridge pier.
Supporting device 2 be installed in central sill 7 and side bar 5 below, supporting device 2 is keeping side bar 5, the end face of central sill 7 is in same plane, and the loading transfer that central sill is subjected to is in the beam body.
Anchor device is formed because of ball 3 and supported box by being welded on anchor plate 4 on the side bar 5, anchor, and they are embedded in the concrete, and stretching device and beam body are coupled together.
The utility model supporting device 2 and displacement controlling organization 6 be arranged in parallel.
Present embodiment is 240 type stretching devices, and stroke is 0-240mm.
As shown in Figure 1, the utility model intercepts side bar 5, central sill 7, the adhesive waterproof tape 1 of respective length according to the width of bridge, and arranges in order.At interval certain for along its length interlaced arrangement supporting device 2 and displacement controlling organization 6.
Supporting box 8 is welded on below the base plate of side bar 5 in displacement controlling organization 6 shown in accompanying drawing 2, accompanying drawing 3, accompanying drawing 6, bearing pin 10 is fixed on the supporting box 8, shifting block 9 is being overlapped in its outside, by rotating shaft 15 and tetrafluoro skidding 11,23, shifting block 9 and connecting rod 14 is articulated as one.Connecting rod 14 can rotate up and down along bearing pin 10 like this, makes expansion gap device can adapt to certain vertical corner and distortion.By rotating shaft 17, backing plate 18, plate washer 19, rubber pad 21, tetrafluoro skidding 11, nut 16 connecting rod 14 and connecting rod 13 are fastened as one, using rubber pad and tetrafluoro skidding is for vibration damping and noise reduction.By nut 16 and rubber pad 21, plate washer 19, tetrafluoro skidding 11 is fastened on connecting rod 13 in the rotating shaft 20, rotating shaft 20 is welded on the central sill 7, so just a side bar 5 and a central sill 7 are coupled together, again by rotating shaft 12, rotating shaft 22, another connecting rod 13, another connecting rod 14, another supported box 24 and other and front same part and another central sill 7, add a side bar 5 and couple together.Long connecting rod 13 distance between axles are 2 times of short connecting rod 14 distance between axles, and all on same straight line 42, displacement controlling organization 6 just can be realized evenly flexible like this in all rotating shafts.
As paying shown in Fig. 4, the accompanying drawing 5, in supporting device 2, supporting box 36 is welded on the bottom of side bar 5, is assembling side bar cushion block 30, block rubber 29, stainless steel pad 28, rotating shaft 27 in the casing from top to bottom successively, is strengthening the slide block 25, bearing cross beam 35, case sliding block 39, rotating shaft 38, the enhancing phenyl tetrafluoride pad 26 that are positioned at bearing cross beam upper edge 34 in phenyl tetrafluoride pad 26, the case.In central sill bottom, assembling steel loop 31 at the bottom of the beam, rubber pad 32, stainless steel pad 28, slide block 33, bearing cross beam 35, sliding block 41, corrosion resistant plate pad 28, rubber pad 32, suspension bracket joist 40 from top to bottom successively, block rubber is sealed in the steel plate can keep permanent precompression and survivable, rotating shaft 27,38 is the sphere rotating shaft, can adapt to the multidimensional distortion of beam body, combination by above component is arrived bearing cross beam 35 with the Load Transfer that central sill 7, side bar 5 are subjected to, be delivered to supporting box 36 again, be delivered to the beam body again.Bearing cross beam 35 two ends are provided with plate washer 37.
Claims (5)
1, a kind of bridge expansion joint installation, it is characterized in that comprising two side bars 5 of fixedlying connected with bridge by anchor device, central sill 7 between two side bars 5, caulking gum band 1 between beam, be arranged on the supporting device 2 of the parallel arranged under the beam and displacement controlling organization 6 etc., the two ends of bearing cross beam 35 are located in the supporting box 36 of fixedlying connected with coupling beam 5 in the supporting device 2, be provided with slide block 33 and slide block 25 between central sill 7 side bars 5 and the bearing cross beam 35, side bar 5, central sill 7 can slide on bearing cross beam 35, the connecting rod 14 that displacement controlling organization 6 is hinged below by supporting box 24 and side bar 5, the connecting rod 13 that is hinged below with central sill 7 constitutes, and the connecting rod between side bar 5 and central sill 7 and central sill and the central sill is hinged mutually.
2, a kind of bridge expansion joint installation according to claim 1, the middle part that it is characterized in that connecting rod 13 is hinged mutually with central sill 7, two ends, connecting rod 13 ground respectively with adjacent beams between the length of the connecting rod that connecting rod is hinged mutually and central sill is hinged below 13 are 2 times of length of the connecting rod 14 that is hinged below with side bar 5.
3, a kind of bridge expansion joint installation according to claim 1 and 2, the connecting rod 14 that it is characterized in that being located under the side bar 5 is hinged mutually with shifting blocks 9 in being located at static housing 24, shifting block 9 is hinged by bearing pin 10 mutually with supporting box 24, and shifting block 9 can rotate up and down around bearing pin 10.
4, a kind of bridge expansion joint installation according to claim 1 and 2, it is characterized in that in supporting device 2, establishing between side bar 5 and the bearing cross beam 35 does not have slide block 25 and sliding block 39, be provided with rotating shaft 27 between side bar 5 and the slide block 25, be provided with rotating shaft 38 between sliding block 39 and the supporting box 36, rotating shaft 27, rotating shaft 38 soffits are the ball face, and rotating shaft 27, rotating shaft 38 can be rotated along the ball face.
5, a kind of bridge expansion joint installation according to claim 3, it is characterized in that in supporting device 2, being provided with slide block 25 and sliding block 39 between the side bar 5 and bearing cross beam 35, be provided with rotating shaft 27 between side bar 5 and the slide block 25, be provided with rotating shaft 38 between sliding block 39 and supporting box 36 beams, rotating shaft 27, rotating shaft 38 soffits are the ball face, and they can be along spherical rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95208450 CN2221050Y (en) | 1995-04-25 | 1995-04-25 | Bridge extension seem device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95208450 CN2221050Y (en) | 1995-04-25 | 1995-04-25 | Bridge extension seem device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2221050Y true CN2221050Y (en) | 1996-02-28 |
Family
ID=33859775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95208450 Expired - Fee Related CN2221050Y (en) | 1995-04-25 | 1995-04-25 | Bridge extension seem device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2221050Y (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101851895A (en) * | 2010-06-10 | 2010-10-06 | 成都市新筑路桥机械股份有限公司 | Expansion and contraction device for railway |
| CN103255711A (en) * | 2013-05-21 | 2013-08-21 | 成都市新筑路桥机械股份有限公司 | Split type flexure-resisting multidirectional-deflection bridge expansion device |
| CN103669126A (en) * | 2013-11-05 | 2014-03-26 | 彭学龙 | Automatic adjustment connector for stretching of seamless rails |
| CN103821082A (en) * | 2014-03-26 | 2014-05-28 | 招商局重庆交通科研设计院有限公司 | Double-connecting-rod mechanism for controlling expansion joint middle beams to be arranged at equal intervals |
| CN106284063A (en) * | 2016-10-18 | 2017-01-04 | 单国珠 | Curvilinear mold numerical expression damping vibration attenuation multi-directional deflection retractor device and method |
| CN106320169A (en) * | 2016-08-25 | 2017-01-11 | 中铁第四勘察设计院集团有限公司 | Modular expansion device and bridge |
| CN109629408A (en) * | 2019-01-08 | 2019-04-16 | 中冶南方工程技术有限公司 | A kind of Double slit type expansion joint of comb plate |
| CN109736192A (en) * | 2019-03-21 | 2019-05-10 | 衡水双盛工程橡胶有限公司 | Non-bolt prepressing type big displacement resisting deflection multi-directional deflection comb plate, comb joint bridge extension joint |
| CN109736191A (en) * | 2019-03-21 | 2019-05-10 | 衡水双盛工程橡胶有限公司 | Unit assembled big displacement resisting deflection multi-directional deflection comb plate, comb joint bridge extension joint |
| CN110552287A (en) * | 2019-10-09 | 2019-12-10 | 株洲时代新材料科技股份有限公司 | Flexible telescopic mechanism for bridge and bridge telescopic device |
| CN110700087A (en) * | 2019-10-10 | 2020-01-17 | 四川省公路规划勘察设计研究院有限公司 | Bridge expansion device |
| CN110904830A (en) * | 2019-10-31 | 2020-03-24 | 单国珠 | Method for applying durable noise-reducing maintenance-free bridge expansion device |
| CN111676811A (en) * | 2020-05-26 | 2020-09-18 | 尉氏县通达公路养护工程有限公司 | Bridge expansion joint device |
| CN112195771A (en) * | 2020-09-18 | 2021-01-08 | 中盛路桥科技有限公司 | Bridge expansion device |
-
1995
- 1995-04-25 CN CN 95208450 patent/CN2221050Y/en not_active Expired - Fee Related
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101851895A (en) * | 2010-06-10 | 2010-10-06 | 成都市新筑路桥机械股份有限公司 | Expansion and contraction device for railway |
| CN103255711A (en) * | 2013-05-21 | 2013-08-21 | 成都市新筑路桥机械股份有限公司 | Split type flexure-resisting multidirectional-deflection bridge expansion device |
| CN103669126A (en) * | 2013-11-05 | 2014-03-26 | 彭学龙 | Automatic adjustment connector for stretching of seamless rails |
| WO2015067134A1 (en) * | 2013-11-05 | 2015-05-14 | 彭学龙 | Automatically adjusting telescopic connector for seamless rail |
| CN103821082A (en) * | 2014-03-26 | 2014-05-28 | 招商局重庆交通科研设计院有限公司 | Double-connecting-rod mechanism for controlling expansion joint middle beams to be arranged at equal intervals |
| CN106320169A (en) * | 2016-08-25 | 2017-01-11 | 中铁第四勘察设计院集团有限公司 | Modular expansion device and bridge |
| CN106284063A (en) * | 2016-10-18 | 2017-01-04 | 单国珠 | Curvilinear mold numerical expression damping vibration attenuation multi-directional deflection retractor device and method |
| CN109629408A (en) * | 2019-01-08 | 2019-04-16 | 中冶南方工程技术有限公司 | A kind of Double slit type expansion joint of comb plate |
| CN109736192A (en) * | 2019-03-21 | 2019-05-10 | 衡水双盛工程橡胶有限公司 | Non-bolt prepressing type big displacement resisting deflection multi-directional deflection comb plate, comb joint bridge extension joint |
| CN109736191A (en) * | 2019-03-21 | 2019-05-10 | 衡水双盛工程橡胶有限公司 | Unit assembled big displacement resisting deflection multi-directional deflection comb plate, comb joint bridge extension joint |
| CN109736192B (en) * | 2019-03-21 | 2023-11-17 | 双盛交通科技有限公司 | Screw-free pre-pressing type large-displacement deflection resistance multidirectional deflection comb-shaped plate bridge expansion device |
| CN110552287A (en) * | 2019-10-09 | 2019-12-10 | 株洲时代新材料科技股份有限公司 | Flexible telescopic mechanism for bridge and bridge telescopic device |
| CN110552287B (en) * | 2019-10-09 | 2021-05-14 | 株洲时代新材料科技股份有限公司 | Flexible telescopic mechanism for bridge and bridge telescopic device |
| CN110700087A (en) * | 2019-10-10 | 2020-01-17 | 四川省公路规划勘察设计研究院有限公司 | Bridge expansion device |
| CN110904830A (en) * | 2019-10-31 | 2020-03-24 | 单国珠 | Method for applying durable noise-reducing maintenance-free bridge expansion device |
| CN110904830B (en) * | 2019-10-31 | 2021-06-18 | 单国珠 | Method for applying durable noise-reducing maintenance-free bridge expansion device |
| CN111676811A (en) * | 2020-05-26 | 2020-09-18 | 尉氏县通达公路养护工程有限公司 | Bridge expansion joint device |
| CN112195771A (en) * | 2020-09-18 | 2021-01-08 | 中盛路桥科技有限公司 | Bridge expansion device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |