CN207003239U - A kind of bridge shrinkage joint support meanss - Google Patents
A kind of bridge shrinkage joint support meanss Download PDFInfo
- Publication number
- CN207003239U CN207003239U CN201720909153.7U CN201720909153U CN207003239U CN 207003239 U CN207003239 U CN 207003239U CN 201720909153 U CN201720909153 U CN 201720909153U CN 207003239 U CN207003239 U CN 207003239U
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- CN
- China
- Prior art keywords
- reinforcing plate
- joint support
- support meanss
- outside
- shrinkage joint
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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.)
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Abstract
The utility model discloses a kind of bridge shrinkage joint support meanss, including left side beam and damping device, water proof rubber band is inlaid with the left of the left side beam, the right beam is provided with the right side of the water proof rubber band, bearing is provided with below the right beam, and dowel group is provided with the outside of the beam of the right, movable case is provided with the outside of the reinforcing plate, left side beam and the right beam are provided with the inside of the dowel group, reinforcing plate is connected with above the damping device, suspension bracket is provided with the outside of the movable case.The load-carrying members and displacement control system of the retractor device separate, it is not interfere with each other during the two stress, the division of labor is clear and definite, safety during stress was so both ensured, and can reaches the conventional practice that displacement is uniform, makes all central sills be supported in a displacement controlling box on same root vertical crossbeams, it is so highly beneficial to Large Displacement Expansion Joints, reduce crossbeam quantity, displacement controlling box volume is reduced to minimum zone, saved steel.
Description
Technical field
Bridge equipment technical field is the utility model is related to, specially a kind of bridge shrinkage joint support meanss.
Background technology
Bridge expanssion joint support meanss refer to for meet bridge floor deformation requirement, generally between two beam-ends, beam-ends with
Expansion joint support meanss are set between abutment or in the articulated position of bridge.It is required that expansion joint it is parallel, perpendicular to bridge axes
Both direction, can freely stretch, it is solid and reliable, should be smoothed out when vehicle is run over, without kick and noise；Rainwater can be prevented
Penetrate into and block with rubbish soil；Installation, check, maintenance, eliminate dirt will simple and convenient.Set expansion joint at, railing with
Deck paving will disconnect, be to adjust as the displacement between the superstructure caused by vehicular load and bridge construction material and
It is coupled.The retractor device of skew bridge will have a strong impact on the speed, comfortableness and safety of driving, or even cause to go once being destroyed
Car security incident, but common bridge shrinkage joint support device structure is complicated, movable case displacement range is excessive, and cost is high,
The drawbacks of many in actual use be present.
Utility model content
The purpose of this utility model is to provide a kind of bridge shrinkage joint support meanss, to solve to carry in above-mentioned background technology
The problem of common bridge shrinkage joint support device structure gone out in the market is complicated, and manufacturing cost is high, and function is single.
To achieve the above object, the utility model provides following technical scheme：A kind of bridge shrinkage joint support meanss, including
Left side beam and damping device, the left side beam left side is inlaid with water proof rubber band, and is fixed with reinforcing plate on the outside of the beam of the left side, described
The right beam is provided with the right side of water proof rubber band, bearing is provided with below the right beam, and anchor is provided with the outside of the beam of the right
Muscle group, the reinforcing plate outside are provided with movable case, and left side beam and the right beam, the damping dress are provided with the inside of the dowel group
Put top and be connected with reinforcing plate, and crossbeam is provided with below damping device, suspension bracket is provided with the outside of the movable case.
Preferably, the left side beam and the right beam internal structure are arc groove shape structure, and the two is in the same size.
Preferably, the reinforcement harden structure is L-type structure, and its side structure is circular hole structure, and circular hole knot
Structure is evenly distributed on reinforcing plate side.
Preferably, the damping device structure is helicoidal structure, and its helicoidal structure external diameter and cornice under reinforcing plate
Width is consistent.
Preferably, the beam surface structure is groove-like structure, and its groove-like structure is fitted in bearing following table
Face.
Compared with prior art, the beneficial effects of the utility model are：A kind of bridge shrinkage joint support meanss by side bar,
The serial retractor device of the components such as crossbeam, movable case, water proof rubber band composition.The load-carrying members and Bit andits control of the retractor device
System separates, and does not interfere with each other during the two stress, and the division of labor is clear and definite, has so both ensured safety during stress, and it is uniform that and can reaches displacement, makes
All central sills are supported on the conventional practice on same root vertical crossbeams in a displacement controlling box, and so big displacement quantity is stretched
Compression apparatus is highly beneficial, reduces crossbeam quantity, displacement controlling box volume is reduced to minimum zone, has saved steel.The knot
Structure also overcomes oblique support type expansion installation requirement processing and the at a relatively high harsh conditions of assembly precision, otherwise four-bar linkage structure
Easily there is locking phenomenon, influence flexible free and be not easy to ensure the uniform disadvantage of displacement, each junction of the structure is using cunning
Dynamic structure, so to curved, slope, oblique, wide bridge is adaptable, can meet different types of rridges structure requirement.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model internal structure schematic diagram；
Fig. 3 is enlarged diagram at A in the utility model Fig. 1.
In figure：1st, left side beam, 2, water proof rubber band, 3, the right beam, 4, reinforcing plate, 5, dowel group, 6, damping device, 7, move
Dynamic case, 8, suspension bracket, 9, crossbeam, 10, bearing.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-3 are referred to, the utility model provides a kind of technical scheme：A kind of bridge shrinkage joint support meanss, including a left side
Side bar 1 and damping device 6, the left side of left side beam 1 is inlaid with water proof rubber band 2, and the outside of left side beam 1 is fixed with reinforcing plate 4, the left side
Beam 1 and the internal structure of the right beam 3 are arc groove shape structure, and the two is in the same size, the two internal arc groove shape structure
Water proof rubber band 2 can be fixed, prevent water proof rubber band 2 from being come off from left side beam 1 and the right beam 3, in influenceing
The safety and service life of portion's structure, although its structure is simple, water proof rubber band 2 is greatly improved to the device
The stability of protection, the right side of water proof rubber band 2 are provided with the right beam 3, and the lower section of the right beam 3 is provided with bearing 10, and the right
The outside of beam 3 is provided with dowel group 5, and the outside of reinforcing plate 4 is provided with movable case 7, and the structure of reinforcing plate 4 is L-type structure, and its side is tied
Structure is circular hole structure, and circular hole even structure is distributed in the side of reinforcing plate 4, and L-type structure is easy to reinforcing plate 4 and other portions
The connection of part, the circular hole structure of its side save the usage amount of steel, greatly on the premise of structural rigidity is maintained
Manufacturing cost is reduced, economical and practical, the inner side of dowel group 5 is provided with left side beam 1 and the right beam 3, and the top of damping device 6 is connected with
Reinforcing plate 4, and the lower section of damping device 6 is provided with crossbeam 9, the structure of damping device 6 is helicoidal structure, and outside its helicoidal structure
The 4 times cornice width in footpath and reinforcing plate are consistent, and the helicoidal structure of damping device 6 has good damping effect, and it can be to this
The pressure that device is born enters row buffering, and so as to be protected to the device, the surface texture of crossbeam 9 is groove-like structure, and its is recessed
Groove-like structure is fitted in the lower surface of bearing 10, and when the device carries out contraction displacement, bearing 10 can be enterprising in crossbeam 9
Line slip, the abrasion of bearing 10 is reduced, add its service life, the outside of movable case 7 is provided with suspension bracket 8.
Operation principle：When using a kind of bridge shrinkage joint support meanss, after completing to assemble, first it is carried out carefully
Inspection, confirm that there is the phenomenon of non-loosening all parts junctions and whether has part to damage, check after confirming,
Put into again and install and use, expansion joint support meanss are in installation process, it is necessary to made expansion joint support meanss proper alignment, protect
Hold certain gradient, it is ensured that the highest plane of device is equal with the bridge floor to complete, is fixed on the dowel group 5 of the side of reinforcing plate 4
The left side beam 1 and the right beam 3 of the left and right sides are fixed, and each part of the device is by bearing 10 and damping device
6 carry out cooperation support, and wherein damping device 6 has good damping effect by the helicoidal structure of itself, avoids the dress
Put when being impacted, rigid collision occurs, when left side beam 1 and the right beam 3 proceed by contraction, be connected to crossbeam 9 and strengthen
The movable case 7 in the outside of plate 4 is also subjected to displacement therewith, and is embedded in the arc groove shape structure inside left side beam 1 and the right beam 3
Water proof rubber band 2 corresponding deformation can also occur, so as to stop the external world rainwater and other impurities, completed with this series of
Work.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it can still be modified to the technical scheme described in foregoing embodiments, or which part technical characteristic is entered
Row equivalent substitution, all within the spirit and principles of the utility model, any modification, equivalent substitution and improvements made etc., all should
Within the scope of protection of the utility model.
Claims (5)
1. a kind of bridge shrinkage joint support meanss, including left side beam（1）And damping device（6）, it is characterised in that：The left side beam
（1）Left side is inlaid with water proof rubber band（2）, and left side beam（1）Outside is fixed with reinforcing plate（4）, the water proof rubber band（2）It is right
Side is provided with the right beam（3）, the right beam（3）Lower section is provided with bearing（10）, and the right beam（3）Outside is provided with anchor
Muscle group（5）, the reinforcing plate（4）Outside is provided with movable case（7）, the dowel group（5）Inner side is provided with left side beam（1）And the right side
Side bar（3）, the damping device（6）Top is connected with reinforcing plate（4）, and damping device（6）Lower section is provided with crossbeam（9）, institute
State movable case（7）Outside is provided with suspension bracket（8）.
A kind of 2. bridge shrinkage joint support meanss according to claim 1, it is characterised in that：The left side beam（1）And the right side
Side bar（3）Internal structure is arc groove shape structure, and the two is in the same size.
A kind of 3. bridge shrinkage joint support meanss according to claim 1, it is characterised in that：The reinforcing plate（4）Structure
For L-type structure, and its side structure is circular hole structure, and circular hole even structure is distributed in reinforcing plate（4）Side.
A kind of 4. bridge shrinkage joint support meanss according to claim 1, it is characterised in that：The damping device（6）Knot
Structure is helicoidal structure, and its helicoidal structure external diameter and reinforcing plate（4）Lower cornice width is consistent.
A kind of 5. bridge shrinkage joint support meanss according to claim 1, it is characterised in that：The crossbeam（9）Tie on surface
Structure is groove-like structure, and its groove-like structure is fitted in bearing（10）Lower surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720909153.7U CN207003239U (en) | 2017-07-26 | 2017-07-26 | A kind of bridge shrinkage joint support meanss |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720909153.7U CN207003239U (en) | 2017-07-26 | 2017-07-26 | A kind of bridge shrinkage joint support meanss |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207003239U true CN207003239U (en) | 2018-02-13 |
Family
ID=61457250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720909153.7U Expired - Fee Related CN207003239U (en) | 2017-07-26 | 2017-07-26 | A kind of bridge shrinkage joint support meanss |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207003239U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108342977A (en) * | 2018-02-28 | 2018-07-31 | 庄玉琼 | A kind of attachment device of bridge assembly for municipal science of bridge building |
-
2017
- 2017-07-26 CN CN201720909153.7U patent/CN207003239U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108342977A (en) * | 2018-02-28 | 2018-07-31 | 庄玉琼 | A kind of attachment device of bridge assembly for municipal science of bridge building |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180213 Termination date: 20180726 |