CN209722718U - A kind of list seam bridge expanssion joint rapid-maintenance structure - Google Patents
A kind of list seam bridge expanssion joint rapid-maintenance structure Download PDFInfo
- Publication number
- CN209722718U CN209722718U CN201920255612.3U CN201920255612U CN209722718U CN 209722718 U CN209722718 U CN 209722718U CN 201920255612 U CN201920255612 U CN 201920255612U CN 209722718 U CN209722718 U CN 209722718U
- Authority
- CN
- China
- Prior art keywords
- bridge expanssion
- expanssion joint
- resin concrete
- anchoring
- prefabricated
- Prior art date
- 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.)
- Active
Links
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a kind of single seam bridge expanssion joint rapid-maintenance structures, the bridge expanssion joint component including prefabricated anchoring resin concrete and on prefabricated anchoring resin concrete.Bridge expanssion joint component includes deformed steel, water-proof sealing rubber strip, several anchoring pieces and horizontal stiffener.Deformed steel and water-proof sealing strip are set to the side that prefabricated anchoring resin concrete corresponds to bridge expanssion joint length direction, and horizontal stiffener is set in prefabricated anchoring resin concrete in the horizontal direction and is applied in around anchoring piece.When the utility model is used, scene only needs to pour the concrete of interface junction, the maintenance time of bridge expanssion joint is greatly shortened.Meanwhile resin concrete is anchored by prefabrication, there are sufficient stirring condition and reaction time, ensure that the performance of anchoring resin concrete, avoid the occurrence of in use process because resin concrete curing time deficiency causes destruction.
Description
Technical field
The utility model relates to bridge expanssion joint maintenance technique fields, and in particular to a kind of list seam bridge expanssion joint is quick
Maintaining structure.
Background technique
With the growth of highway in China mileage increasingly, the quantity of bridge is also being increased with annual up to ten thousand speed.With this
Simultaneously to bridge design and service ability and in terms of higher requirements are also raised.Bridge expanssion joint is bridge
A very important component part in structure is generally arranged between bridge beam end, between beam-ends and abutment or the hinge of bridge
Connect at position, main function be adapt to due to temperature and humidity variation, concrete shrinkage and creep, Bridge Pier sedimentation and
It is deformed caused by beam-ends rotation etc., and guarantees that bridge floor is smooth, driving is comfortable.However, bridge expanssion joint is also in bridge structure
One weak link, is easy to destroy, and more difficult maintenance after destruction, reduces the service life of entire bridge.
Classify by telescopic displacement amount (length travel), bridge expanssion joint can be divided into small displacement bridge expanssion joint, single seam
The board-like expansion joint of formula type steel expansion joint, comb teeth and modulus type expansion joint.Mode that there are two types of maintenances after bridge expanssion joint damage, one
Kind is modular repair, and one is whole maintenances.Modular repair is carried out to the anchored concrete of expansion joint both ends damage
Replacement, all maintenance is all replaced to the steel member and anchored concrete at entire expansion joint.It is all repaired when use
When mode, the expansion joint steel member and anchored concrete for removing and clearing up former breakage need to be beaten, then replace the steel member at expansion joint, steel structure
Anchorage zone concrete is poured again after part is fixed, and sealing rubber strip is finally installed.The replacing construction at entire expansion joint is longer, needs
Prolonged close traffic, this will cause huge economy for highway, while also have sizable security risk.
Summary of the invention
In view of this, the purpose of this utility model is to provide a kind of single seam bridge expanssion joint rapid-maintenance structures.
In order to achieve the above objectives, the utility model provides the following technical solutions:
A kind of single seam bridge expanssion joint rapid-maintenance structure of the utility model, including prefabricated anchoring resin concrete, with
And the bridge expanssion joint component on prefabricated anchoring resin concrete；Bridge expanssion joint component includes deformed steel, waterproof sealing
Adhesive tape, several anchoring pieces and horizontal stiffener；Deformed steel and water-proof sealing strip are set to prefabricated anchoring resin concrete and correspond to bridge
The side of beam expansion joint length direction, horizontal stiffener are set in prefabricated anchoring resin concrete in the horizontal direction and are applied in
Around anchoring piece.
Further, it is preset with several setscrew mounting holes along the vertical direction on prefabricated anchoring resin concrete.
Further, setscrew mounting hole is two rows of distributions, reserves a M18 or M20 expansion every 60cm~80cm
Screw installing hole.
Further, prefabricated anchoring resin concrete is cured epoxy resin concrete, polyurethane concrete, poly- first
One of base acrylate coagulation soil and polyester concrete.
Further, deformed steel is one of C-shaped steel, F shape steel and E shape steel.
Further, the extending direction of horizontal stiffener and the extending direction of deformed steel are parallel.
Further, the transversely and horizontally spacing between adjacent horizontal stiffener is 10~15 centimetres, and level reinforces steel
The diameter of muscle is 14 millimeters or 16 millimeters；The length of the more prefabricated anchoring resin concrete of the length of horizontal stiffener is 5 lis long
Rice.
Further, anchoring piece is that holdfast adds waveform muscle, annular dowel, and anchor slab adds one of annular dowel.
Compared with prior art, the utility model has the beneficial effects that the length in advance by maintenance road surface is prefabricated in advance
Prefabricated anchoring resin concrete around fashioned iron and fashioned iron, scene only need to pour the concrete of interface junction, greatly shorten
Maintenance time of bridge expanssion joint.Resin concrete is anchored simultaneously by prefabrication, when having stirring condition and the reaction of abundance
Between, it ensure that the performance of anchoring resin concrete, avoid the occurrence of caused by use process is because of resin concrete curing time deficiency
It destroys.
Detailed description of the invention
In order to keep the purpose of this utility model, technical scheme and beneficial effects clearer, the utility model provides as follows
Attached drawing is illustrated:
Fig. 1 is a kind of single seam bridge expanssion joint rapid-maintenance structural plan schematic diagram of the utility model.
Fig. 2 is Fig. 1 along A-A sectional view.
In figure, 1 is prefabricated anchoring resin concrete, and 2 be deformed steel, and 3 be water-proof sealing strip, and 4 be anchoring piece, and 5 be level
Stiffener, 6 be setscrew mounting hole, and 7 be floorings, and 8 be former expansion joint anchored concrete, and 9 be bridge deck pavement, and 10 are
Former expansion joint steel member, 11 welding positions, 12 directly pour resin concrete for scene.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, so that those skilled in the art
The utility model can be better understood and can be practiced, but illustrated embodiment is not as the restriction to the utility model.
As depicted in figs. 1 and 2, a kind of single seam bridge expanssion joint rapid-maintenance structure of the utility model, including prefabricated anchor
Gu resin concrete 1 and the bridge expanssion joint component on prefabricated anchoring resin concrete 1, are suitable for stroke and exist
The maintenance of 80mm bridge expanssion joint below.Bridge expanssion joint component includes deformed steel 2, water-proof sealing rubber strip, several anchoring pieces 4
With horizontal stiffener 5.Deformed steel 2 and water-proof sealing strip 3 are set to the corresponding bridge expanssion joint length of prefabricated anchoring resin concrete 1
The side in direction, horizontal stiffener 5 are set in prefabricated anchoring resin concrete 1 in the horizontal direction and are applied in anchoring piece 4 weeks
It encloses.
In the present embodiment, the length of prefabricated anchoring resin concrete 1 is consistent with the length of bridge expanssion joint component, wide
Degree is depending on field maintenance size, generally 30cm.The length of bridge expanssion joint component is depending on field maintenance size, and one
As be an arterial highway standard lane width, i.e., 3.75 meters.
It is preset with several setscrew mounting holes 6 along the vertical direction on prefabricated anchoring resin concrete 1.
Setscrew mounting hole 6 is two rows of distributions, every the reserved M18 or M20 setscrew installation of 60cm~80cm
Hole 6.
Prefabricated anchoring resin concrete 1 is cured epoxy resin concrete, polyurethane concrete, polymethylacrylic acid
One of ester concrete and polyester concrete.
Deformed steel 2 is selected according to the depth in flexible slot, generally one of C-shaped steel, F shape steel and E shape steel.
The extending direction of horizontal stiffener 5 is parallel with the extending direction of deformed steel 2.
Transversely and horizontally spacing between adjacent horizontal stiffener 5 is 10~15 centimetres, the diameter of horizontal stiffener 5
It is 14 millimeters or 16 millimeters；The length of the more prefabricated anchoring resin concrete 1 of the length of horizontal stiffener 5 is 5 centimetres long.
Anchoring piece 4 is holdfast+waveform muscle, annular dowel, one of anchor slab+annular dowel.
In present embodiment, the maintenance construction process of single seam bridge expanssion joint rapid-maintenance structure is used are as follows:
1, indoor precast bridge expansion joint component and anchoring resin concrete.
2, the former expansion joint anchored concrete 8 of the expansion joint area of the original breakage on floorings 7 is removed, and at expansion joint
Centre filling foam, in case sundries falls into the centre at expansion joint.
3, expansion bolt is installed by indoor prefabricated setscrew position of mounting hole, brushes epoxy resin interface adhesive.
4, before epoxy resin is not fully cured, the prefabricated expansion joint component and anchoring resin of the right and left are lifted
Concrete reserves the width stitched by temperature when installation, and guarantees that top surface is flushed with road surface, i.e. its top surface and bridge deck pavement 9
Top surface flush.
5, expansion joint steel member is welded on unbroken steel member (former expansion joint steel member 10 i.e. shown in figure,
New replacement deformed steel and former deformed steel welding position 11) and expansion bolt is installed, guarantee the top surface of expansion bolt lower than expansion joint
The plane of component.
6, expansion bolt it is not fully filled cavity in potting resin concrete cementitious matter.Simultaneously mixed with protobitumen
Scene directly pours resin concrete 12 between solidifying soil and former expansion joint anchored concrete, guarantees itself and protobitumen concrete and original
Effective connection between anchored concrete.
7, it finally takes out and is packed in the intermediate foam of seam, be mounted directly waterproof gasket cement among two expansion joint fashioned iron
Item.
Compared with prior art, the utility model has the beneficial effects that the length in advance by maintenance road surface is prefabricated in advance
Prefabricated anchoring resin concrete around fashioned iron and fashioned iron, scene only need to pour the concrete of interface junction, greatly shorten
Maintenance time of bridge expanssion joint.Resin concrete is anchored simultaneously by prefabrication, when having stirring condition and the reaction of abundance
Between, it ensure that the performance of anchoring resin concrete, avoid the occurrence of caused by use process is because of resin concrete curing time deficiency
It destroys.
Embodiment described above is only preferred embodiments for fully illustrating the utility model, the utility model
Protection scope it is without being limited thereto.Those skilled in the art made equivalent substitute or change on the basis of the utility model
It changes, both is within the protection scope of the present invention.The protection scope of the utility model is subject to claims.
Claims (8)
1. a kind of list seam bridge expanssion joint rapid-maintenance structure, it is characterised in that: including prefabricated anchoring resin concrete and
Bridge expanssion joint component on the prefabricated anchoring resin concrete；The bridge expanssion joint component includes deformed steel, prevents
Watertight seal strip, several anchoring pieces and horizontal stiffener；The deformed steel and the water-proof sealing strip are set to the prefabricated anchor
Gu resin concrete corresponds to the side of bridge expanssion joint length direction, the horizontal stiffener is set to described pre- in the horizontal direction
In system anchoring resin concrete and it is applied in around the anchoring piece.
2. list seam bridge expanssion joint rapid-maintenance structure according to claim 1, it is characterised in that: in the prefabricated anchor
Gu several setscrew mounting holes are preset on resin concrete along the vertical direction.
3. list seam bridge expanssion joint rapid-maintenance structure according to claim 2, it is characterised in that: the setscrew
Mounting hole is two rows of distributions, reserves a M18 or M20 setscrew mounting hole every 60cm~80cm.
4. list seam bridge expanssion joint rapid-maintenance structure according to claim 3, it is characterised in that: the prefabricated anchoring
Resin concrete is indoor prefabricated cured epoxy resin concrete, polyurethane concrete, polymethacrylates coagulation
One of soil and polyester concrete.
5. list seam bridge expanssion joint rapid-maintenance structure according to claim 4, it is characterised in that: the deformed steel is
One of C-shaped steel, F shape steel and E shape steel.
6. list seam bridge expanssion joint rapid-maintenance structure according to claim 5, it is characterised in that: the horizontal reinforcement
The extending direction of reinforcing bar is parallel with the extending direction of the deformed steel.
7. list seam bridge expanssion joint rapid-maintenance structure according to claim 6, it is characterised in that: adjacent level adds
Transversely and horizontally spacing between strong reinforcing bar is 10~15 centimetres, and the diameter of the horizontal stiffener is 14 millimeters or 16 millis
Rice；The length of the length of the horizontal stiffener prefabricated anchoring resin concrete is 5 centimetres long.
8. list seam bridge expanssion joint rapid-maintenance structure according to claim 7, it is characterised in that: the anchoring piece is
Holdfast adds waveform muscle, annular dowel, and anchor slab adds one of annular dowel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920255612.3U CN209722718U (en) | 2019-02-28 | 2019-02-28 | A kind of list seam bridge expanssion joint rapid-maintenance structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920255612.3U CN209722718U (en) | 2019-02-28 | 2019-02-28 | A kind of list seam bridge expanssion joint rapid-maintenance structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209722718U true CN209722718U (en) | 2019-12-03 |
Family
ID=68684409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920255612.3U Active CN209722718U (en) | 2019-02-28 | 2019-02-28 | A kind of list seam bridge expanssion joint rapid-maintenance structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209722718U (en) |
-
2019
- 2019-02-28 CN CN201920255612.3U patent/CN209722718U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109137762B (en) | Method for reinforcing wave-shaped arch plate double-curved arch bridge | |
| CN108867310A (en) | The short rib T beam bridge of pretensioning prestressed concrete and its construction method | |
| CN102296546A (en) | Treatment scheme of hollow slab bridge hinge joint defects and construction process thereof | |
| CN110747754B (en) | Shear-resisting reinforcing method for oblique section of wide hollow slab | |
| CN202194081U (en) | Hinge joint disease treatment structure of hollow slab bridge | |
| JP4934779B2 (en) | Boarding / exit structure and boarding / exiting method | |
| CN208039032U (en) | A kind of assembled multi-directional deflection comb plate bridge expansion device | |
| CN112281663B (en) | Construction method for widening connection of upper structures of new and old bridges | |
| CN208168479U (en) | A kind of prefabricated rod structure in inspection hole | |
| CN209722718U (en) | A kind of list seam bridge expanssion joint rapid-maintenance structure | |
| CN203559345U (en) | Non-concrete bridge expansion joint device | |
| CN109098094A (en) | Construction method without bracket horizontal splicing corrugated steel web plate combined box girder | |
| CN103741597B (en) | A kind of without transition section concrete bridge expansion joint installation and mounting method thereof | |
| CN210134336U (en) | Novel bridge expansion device capable of being quickly repaired | |
| CN209397518U (en) | A kind of Hollow Slab Beam Bridge transverse prestress friction plate ruggedized construction | |
| CN103510468A (en) | Non-concrete type bridge expansion joint device | |
| CN203768800U (en) | Non-transition-section concrete bridge expansion joint device | |
| CN111074763A (en) | Bridge shock attenuation expansion joint device of easy change | |
| CN102352581B (en) | Wide joint device for slab ballastless track | |
| CN113957787A (en) | Semi-assembly type concrete guardrail and mounting method thereof | |
| CN212077610U (en) | Bridge shock attenuation expansion joint device of easy change | |
| CN209975293U (en) | Road bridge road bed reinforced structure | |
| CN210262550U (en) | Asphalt pavement structure based on cement pavement | |
| CN207130547U (en) | A kind of double-block type sleeper of pre-buried electronic tag | |
| JPH09273116A (en) | Expansion joint bearing body for steel highway bridge, construction of expansion joint-mounting section of the bridge, and execution method of expansion joint in the bridge |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |