CN206545165U - A kind of bridge elevation compensates bearing - Google Patents
A kind of bridge elevation compensates bearing Download PDFInfo
- Publication number
- CN206545165U CN206545165U CN201720188807.1U CN201720188807U CN206545165U CN 206545165 U CN206545165 U CN 206545165U CN 201720188807 U CN201720188807 U CN 201720188807U CN 206545165 U CN206545165 U CN 206545165U
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- China
- Prior art keywords
- hydraulic
- bearing
- axle center
- pressure
- elevation
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Abstract
The utility model belongs to technical field of bridge engineering, it particularly relates to compensate bearing to a kind of bridge elevation.The bridge elevation compensation bearing includes finished product bearing, in addition to positioned at the elevation compensation device of finished product bearing lower bottom part, the device is made up of axle center supporter and hydraulic system；Axle center supporter is by top plate, axle center support column, cushion block；Hydraulic system is made up of hydraulic cylinder, cavity, hydraulic column, seal, intracavitary hydraulic oil, pressure replenishing port, pressure indicating alarm, level pressure overflow valve.Compared with prior art, bridge elevation compensation seat structure described in the utility model is simple and convenient to operate, the problems such as axle center support column can be lifted by supplementing pressure to solve the seat empty or unbalance stress caused due to differential settlement or alignment error, the service life of bearing is improved, the maintenance cost of engineering service stage is reduced.
Description
Technical field
The utility model belongs to technical field of bridge engineering, it particularly relates to compensate bearing to a kind of bridge elevation.
Technical background
Bridge pad is to connect bridge superstructure and the important feature part of substructure.It can be by bridge superstructure
Counter-force and deformation (displacement and corner) reliably pass to bridge substructure so that the actual loading situation of structure with meter
The theoretical schema of calculation is consistent.It is set up on pier, top surface supports the device of bridge superstructure.Its function is by superstructure
Pier is fixed on, bears to act on the various power of superstructure, and it is reliably transmitted into pier；In load, temperature, concrete
Shrink and creep effects under, bearing adapts to corner and the displacement of superstructure, make superstructure can Free Transform without produce
Extra additional internal force.
At present, the bearing species used on bridge is a lot, and bridle iron, armored concrete bearing and rubber can be divided into from material
Glue bearing, these bearings have a common trait to be exactly that it is fixed, nonadjustable, such pole to install rear support height in place
Bearing Seat Force inequality is easily caused, underload and overload bearing situation occurs, meanwhile, over time with the hair of pile foundation settlement
, often there is seat empty in exhibition, so not only influences the service life of bearing, and influence traffic safety.
The content of the invention
To solve problem above, the utility model provides a kind of a kind of bridge elevation compensation simple in construction, easy to operate
Bearing, it improves Bearing Seat Force by lifting or reducing oneself height.
A kind of bridge elevation compensation bearing described in the utility model, the compensation bearing includes finished product bearing 1, in addition to
Elevation compensation device positioned at the bottom of finished product bearing 1, the device includes the axle center supporter on top and the hydraulic system of bottom；Institute
Stating axle center supporter includes top plate 2, bearing position block 3, axle center support column position block 4, cushion block 5 and axle center support column 6；Institute
State hydraulic system and indicate alarm including hydraulic column 7, hydraulic cylinder 8, seal 9, hydraulic cavities 10, pressure compensating end 11, electron pressure
Device 12 and level pressure overflow valve 13；Finished product bearing 1 is located at the upper center of top plate 2, and its surrounding is respectively provided with a bearing position block 3；
Axle center support column 6 is located at the lower section of top plate 2 middle part, and its surrounding is respectively provided with an axle center support column position block 4；Axle center support column 6
Lower section is provided with hydraulic column 7；The top of hydraulic column 7 is provided with the seal 9 with the inner wall sealing of hydraulic cylinder 8；The bottom of hydraulic column 7 and liquid
The bottom of cylinder pressure 8, which is formed in hydraulic cavities 10, the hydraulic cavities 10, hydraulic oil；There is elevation cushion block 5 between top plate 2 and the wall of hydraulic cylinder 8；Liquid
The space of the wall of cylinder pressure 8 and elevation cushion block 5 formation is by axle center support column position block 4, cushion block 5 and axle center support column 6；The hydraulic pressure
System is enclosed in interior including hydraulic column 7, hydraulic cylinder 8, seal 9, hydraulic cavities 10；The bottom of hydraulic cylinder 8 is provided with leading to outside
The pressure compensation end 11 in portion, electron pressure indicating alarm 12, level pressure overflow valve 13.
A kind of bridge elevation compensation bearing described in the utility model, the pressure compensation end 11 is the pipeline with valve,
The pipeline outer end connects high-pressure oil pump.
A kind of bridge elevation compensation bearing described in the utility model, the electron pressure indicating alarm 12 is a pressure
The combination unit of strong meter and alarm.
Compared with prior art, bridge elevation compensation seat structure described in the utility model is simple and convenient to operate, can
Axle center support column is lifted by supplementing pressure solve the seat empty that is caused due to differential settlement or alignment error or by
The problems such as power is uneven, improves the service life of bearing, reduces the maintenance cost of engineering service stage.
Brief description of the drawings
Fig. 1 is facade cross section structure diagram of the present utility model.Fig. 2 is plan cross-section structural representation of the present utility model
Figure.Fig. 3 is that the utility model pressure compensation looks figure in Fig. 1.In figure, 1- finished products bearing, 2- top plates, 3- bearings position block,
4- axle center support column position block, 5- cushion blocks, 6- axle center support column, 7- hydraulic columns, 8- hydraulic cylinders, 9- seals, 10- hydraulic cavities
And intracavitary hydraulic oil, 11- pressure supplement end, 12- pressure indicating alarm, 13- overflow valves.
Embodiment
Bridge elevation described in the utility model compensation bearing is described further with reference to specific embodiment, but
It is that protection domain of the present utility model is not limited to this.
Embodiment 1
A kind of bridge elevation compensates bearing, including finished product bearing 1 and the elevation compensation device positioned at finished product rest base, should
Device includes axle center supporter and lower hydraulic system.Axle center supporter is determined by top plate 2, bearing position block 3, axle center support column
Position block 4, cushion block 5, axle center support column 6 are constituted.Hydraulic system includes hydraulic column 7, hydraulic cylinder 8, seal 9, hydraulic cavities 10, pressure
Strong compensating end 11, electron pressure indicating alarm 12 and level pressure overflow valve 13.Finished product bearing 1 is located at the upper center of top plate 2, and it four
It is respectively provided with a bearing position block 3 week；Axle center support column 6 is located at the lower section of top plate 2 middle part, and its surrounding is respectively provided with an axle center branch
Dagger position block 4；The lower section of axle center support column 6 is provided with hydraulic column 7；The top of hydraulic column 7 is provided with and the inner wall sealing of hydraulic cylinder 8
Seal 9；The bottom of hydraulic column 7 is formed in hydraulic cavities 10, the hydraulic cavities 10 with the bottom of hydraulic cylinder 8 hydraulic oil；Top plate 2 and liquid
There is elevation cushion block 5 between the wall of cylinder pressure 8；The space of the wall of hydraulic cylinder 8 and elevation cushion block 5 formation is by axle center support column position block 4, pad
Block 5 and axle center support column 6；The hydraulic system is enclosed in interior including hydraulic column 7, hydraulic cylinder 8, seal 9, hydraulic cavities 10；Institute
The bottom of hydraulic cylinder 8 is stated to be provided with and the pressure compensation end 11 for leading to outside, electron pressure indicating alarm 12, level pressure overflow valve 13.
Top plate is located at the position block 3 that 4 positioning and protection finished product bearing are surrounded by above horizontal direction, top plate, top
4 axle center support column position blocks 4 are surrounded by below plate, the height of cushion block 5 can temporarily make or be spelled by steel plate as needed
Dress composition, axle center supporter 6 is square single solid steel pier, is provided between hydraulic column 7 and hydraulic cylinder 8 in hydraulic cavities 10, hydraulic cavities
The need for can be according to seat supports power, 11 ends be compensated by pressure from high-pressure oil pump and inject hydraulic oil, hydraulic oil to hydraulic cavities 10
Pressure is passed into hydraulic column 7, hydraulic column 7 is under the effect of top high-voltage hydraulic oil, or is slowly lifted, or the top support of hydraulic column 7
Power increases, and electron pressure indicating alarm 12 is the combination unit of a pressure gage and alarm, and it can indicate hydraulic pressure in real time
Pressure and conversion in chamber 10 obtain the support force on the bearing top, and can send honeybee when the support force is less than some definite value
Ring alarm, and overflow valve 13 can control the pressure values in hydraulic cavities 10 again.Under top plate in axle center supporter and hydraulic system, remove
Hydraulic seal and electron pressure indicate outside siren that remaining is made using steel.
Bridge elevation described in the utility model compensates bearing, while existing finished product bearing performance is kept, uses
One has elevation enhanced feature and meets the elevation compensation device of compression strength requirement to substitute bearing pad stone.The sedimentation device
With following four function：One is the resistance to compression of bearing pad stone, the durable, function that deformation is small；Two can be played to finished product bearing
Positioning and the effect of protection；Three need not extra jack when being bearing replacement；Four be that can monitor the stressing conditions of bearing in real time；
Five be that itself has enhanced feature.The elevation compensation device and the combination of top finished product bearing, form one and use function more
Complete, performance is remarkable, the bridge pad of the extensive science of application prospect, supporting construction.Can be by lifting certainly using the present invention
Height degree, the problem of effectively solving seat empty and unbalance stress.
In the utility model application, bridge structure and design load situation first calculate the most ramuscule of some bearing
Support force, is then converted by pressure pressure, overflow valve setting pressure values, then pressure compensating end injection pressure, and overflow valve has hydraulic oil
Stop injection pressure during spilling, then cushion block is installed on hydraulic cavities top.Over time, slow generation is settled, hydraulic column is slowly lifted
While liter, pressure reduces in hydraulic cavities, and oil pressure is less than some value (unbalance loading seat supports power minimum that calculating is obtained in hydraulic cavities
It is worth the pressure of conversion) when, electron pressure indicating alarm starts alarm, then needs to supplement pressure by outside oil pressure pump.
Claims (3)
1. a kind of bridge elevation compensates bearing, it is characterised in that the compensation bearing includes finished product bearing (1), in addition to positioned at
The elevation compensation device of finished product bearing (1) bottom, the device includes the axle center supporter on top and the hydraulic system of bottom；It is described
Axle center supporter includes top plate (2), bearing position block (3), axle center support column position block (4), cushion block (5) and axle center support
Post (6)；The hydraulic system includes hydraulic column (7), hydraulic cylinder (8), seal (9), hydraulic cavities (10), pressure compensating end
(11), electron pressure indicating alarm (12) and level pressure overflow valve (13)；Finished product bearing (1) is located at top plate (2) upper center, its
Surrounding is respectively provided with a bearing position block (3)；Axle center support column (6) is located at middle part below top plate (2), and its surrounding is respectively provided with one
Individual axle center support column position block (4)；Hydraulic column (7) is provided with below axle center support column (6)；The top of hydraulic column (7) be provided with
The seal (9) of hydraulic cylinder (8) inner wall sealing；The bottom of hydraulic column (7) forms hydraulic cavities (10) with hydraulic cylinder (8) bottom, should
There is hydraulic oil in hydraulic cavities (10)；There is elevation cushion block (5) between top plate (2) and hydraulic cylinder (8) wall；Hydraulic cylinder (8) wall and elevation
The space of cushion block (5) formation is by axle center support column position block (4), cushion block (5) and axle center support column (6)；The hydraulic system
It is enclosed in including hydraulic column (7), hydraulic cylinder (8), seal (9), hydraulic cavities (10) interior；Hydraulic cylinder (8) bottom be provided with
Lead to outside pressure compensation end (11), electron pressure indicating alarm (12), level pressure overflow valve (13).
2. a kind of bridge elevation compensation bearing according to claim 1, it is characterised in that the pressure compensation end (11) is
Pipeline with valve, pipeline outer end connection high-pressure oil pump.
3. a kind of bridge elevation compensation bearing according to claim 1, it is characterised in that the electron pressure indicates alarm
Device (12) is the combination unit of a pressure gage and alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720188807.1U CN206545165U (en) | 2017-03-01 | 2017-03-01 | A kind of bridge elevation compensates bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720188807.1U CN206545165U (en) | 2017-03-01 | 2017-03-01 | A kind of bridge elevation compensates bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206545165U true CN206545165U (en) | 2017-10-10 |
Family
ID=59994257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720188807.1U Expired - Fee Related CN206545165U (en) | 2017-03-01 | 2017-03-01 | A kind of bridge elevation compensates bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206545165U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110424448A (en) * | 2019-08-06 | 2019-11-08 | 重庆交通大学 | A kind of underground pipes road subsidence monitoring compensation system and method |
-
2017
- 2017-03-01 CN CN201720188807.1U patent/CN206545165U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110424448A (en) * | 2019-08-06 | 2019-11-08 | 重庆交通大学 | A kind of underground pipes road subsidence monitoring compensation system and method |
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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: 20171010 Termination date: 20190301 |