CN209353217U - A kind of multi-functional pot bearing - Google Patents
A kind of multi-functional pot bearing Download PDFInfo
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- CN209353217U CN209353217U CN201821751843.5U CN201821751843U CN209353217U CN 209353217 U CN209353217 U CN 209353217U CN 201821751843 U CN201821751843 U CN 201821751843U CN 209353217 U CN209353217 U CN 209353217U
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- plate
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- bearing
- pressure
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Abstract
A kind of multi-functional pot bearing, including support body and height-adjusting system and dynamometric system, height-adjusting system includes adjusting sealing plate, filling backing plate and external high pressure filling apparatus, it adjusts and constitutes confined space between sealing plate and filling backing plate, fill pipe on filling backing plate leads to the confined space, and the height-regulating pipe interface and high pressure filling apparatus on the outside of fill pipe entrance and base-plate are connected；Dynamometric system includes that closing is mounted on the pressure-bearing elastomer in fill-in pad board bottom portion and the fiber grating load-sensing unit being in contact with it, and fiber grating load-sensing unit outer end signal wire is connect with detection device.The multi-functional pot bearing has height-adjusting system and dynamometric system, stepless height-regulating can be realized by filling packing material, it is easy to be reliable that method is turned up in convenient construction；It can be realized by dynamometric system and accurate, continuous, effective monitoring is carried out to support vertical bearing capacity.
Description
Technical field
The utility model relates to a kind of bridge structure parts, and in particular to a kind of multi-functional pot bearing.
Background technique
Bridge pad is the important feature component for connecting bridge superstructure and substructure, it can be by bridge superstructure
Counter-force and deformation (displacement and corner) reliably pass to bridge substructure, wherein pot bearing has that bearing capacity is big, position
The advantage that move big, corner flexibly and respectively consistent to rotating property, temperature applicable range is wide, thus it is widely used in municipal administration, public
In road, railroad bridge.
In the construction and operational process of bridge, in order to ensure the safety of bridge, first is that need to understand at any time support by
Power situation (including vertical bearing capacity, the internal force distribution situation in each section of structure etc.), in addition when following situations occur:
(1) when soft soil foundation pile foundation differential settlement,
(2) or the micro-deformation that is generated after tensioning of various precast beams and continuous structure,
(3) factors such as construction error that girder construction support pinner absolute altitude is difficult to avoid that cause bridge pad pressure-bearing uneven
" three legs " phenomenon even occurred, it will the stress for changing upper and lower part structure is generally required through bridge pad to applying
The bridge height difference generated during work height error and use is adjusted, and realization is adjusted each Bearing Seat Force.
Existing pot bearing the problem is that:
1. not having force measuring function, the force-bearing situation of support can not be detected in use, reads the vertical carrying of support
Power, can not be accurate the internal force distribution situation in each section of solution structure, can not to the reliability and design method of Bridge Design theory
Rationality verifying, bring big inconvenience to the maintenance and structure monitoring of support；When pot bearing is during operation
When occurring abnormal, be unable to visual inspection to support force-bearing situation, to can not judge the operation state of bridge superstructure, no
Conducive to the health status of timely monitoring and assessment bridge structure；
2. existing pot bearing mainly takes backing plate to be turned up, is spirally turned up and fills height-regulating mode, exist as follows not
Foot:
(1) method and stream is turned up in the height-regulating that backing plate is turned up and spiral height-regulating mode needs jack up girder to be just able to achieve support
Journey is complicated, construction trouble, at high cost；
(2) although filling height-regulating mode does not need jack up girder, but can only carry stress according to the theoretical of support before being turned up
Situation carries out analyzing or carrying out by artificial detection Bearing Seat Force the period length, the accuracy rate that determine height-regulating amount to determine height-regulating amount
It is low, the stress variation of each support can not be determined during height-regulating and after being turned up, and bring hidden danger to the safety of structure.
Utility model content
Technical problem to be solved by the utility model is: a kind of multi-functional pot bearing is provided, to overcome above-mentioned existing skill
Deficiency present in art.
The technical solution adopted in the utility model is:
A kind of multi-functional pot bearing, including support body, the support body include support top plate and base-plate, branch
Steel liner plate is installed between seat top plate and the pelvic cavity of base-plate；It further include height-adjusting system and dynamometric system；
The height-adjusting system includes the adjusting sealing plate being mounted in support body, fills backing plate and be mounted on support body
External high pressure filling apparatus, the adjusting sealing plate and filling backing plate are sequentially arranged in the pelvic cavity of steel liner plate bottom surface, are filled
The inner wall small―gap suture of backing plate and base-plate pelvic cavity cooperates, adjust sealing plate be provided with the outer rim that pelvic cavity inner wall cooperates inlay it is close
The annular groove of seal, annular groove is interior to assemble sealing ring, to make to adjust sealing plate and seal with base-plate pelvic cavity inner wall to match
It closes, makes to adjust sealing plate and fill to constitute confined space between backing plate；
The filling backing plate is equipped with the fill pipe for injecting packing material, and the delivery outlet of fill pipe leads to adjusting
Confined space between sealing plate and filling backing plate, the input port of fill pipe and the height-regulating pipeline being arranged on the outside of base-plate
Interface communicates；
The high pressure filling apparatus includes high-pressure pump and check valve, and by check valve and pipeline is turned up in the delivery outlet of high-pressure pump
The input port of orifice, high-pressure pump is connected to by filter with batch can, sets pressure gauge between the high-pressure pump and check valve；
The dynamometric system includes the pressure-bearing elastomer being mounted in support body and fiber grating load-sensing unit and peace
Detection device outside support body, the detection device include (FBG) demodulator and computer；
The pressure-bearing elastomer closing is mounted in the pelvic cavity in fill-in pad board bottom portion, and pressure-bearing elastomer and pelvic cavity inner wall cooperate
Outer rim be provided with sealing copper ring, the side of the base-plate periphery is provided with fiber grating load-sensing unit, and fiber grating is surveyed
The inductive head of power element is put in pressure-bearing elastomer contact in base-plate pelvic cavity, and fiber grating load-sensing unit outer end passes through signal
Line and the (FBG) demodulator of detection device connect, and (FBG) demodulator is connect by wireless network or cable network with computer.
Its further technical solution is: the fill pipe on the filling backing plate is N item, and corresponding setting is being propped up
The height-regulating pipe interface of seat plate outer side has N number of, arbitrary integer of the N between 1-5.
It is further: to set plane groove above the steel liner plate, wear-resistant slide plate, support top plate bottom are inlayed in plane groove
Soldering stainless steel slide plate, stainless steel slide plate and wear-resistant slide plate are closely fitted to form planar slide friction pair.
Further: the wear-resistant slide plate is polytetrafluoroethylene (PTFE) slide plate or modified Teflon slide plate or super high molecular weight
Polyethylene wearproof slide plate, the wear-resistant slide plate or take be anchored fastening means be embedded in the groove of steel liner plate, or using bonding
Agent is embedded in the groove of steel liner plate by the fastening means of bonding plus screw.
By adopting the above scheme, compared with prior art, a kind of multifunctional basin formula support of the utility model have with
It is lower the utility model has the advantages that
1. the multi-functional benzvalene form seat structure is compact, design rationally, is had height-adjusting system, is formed using support internal component
Seal cavity can be realized stepless height-regulating and reach the uniform function of pressure-bearing by filing provision to packing material is added inside support
Can, the stepless height-regulating of support can be realized without jack up girder, simplifies height-regulating process, and it is easy to be reliable that method is turned up in convenient construction；
When occurring to be turned up in time when support unloading is come to nothing, there is three-point support when to avoid vehicle gap bridge, avoid bridge that disaster occurs
Sexual behavior event；
2. the multi-functional benzvalene form support outer is provided with height-regulating pipe interface, quickly it can connect and tear open with filling pipeline is turned up
It unloads, mounts and dismounts fast and simple；
3. the pot bearing has dynamometric system, the vertical bearing capacity of support can detecte by dynamometric system, realize
Accurate, continuous, effective monitoring is carried out to pot bearing vertical bearing capacity, makes it the stress shape for understanding bridge pad in time
Condition；
4. changing using fiber grating load-sensing unit lightwave signal to detect the vertical bearing capacity of support, do not need to provide electricity
Source, strong antijamming capability, operating condition it is adaptable, have good endurance quality, the accuracy and reliability of detection can be improved,
Artificial detection or automatic detection may be implemented, support and fiber grating load-sensing unit are relatively independent, and it is easy for installation, convenient for the later period
Maintenance and replacement；
5. optical fiber technology is used, it is by network technology that multiple supports networking of structure is integrated, it can be achieved that in real time to multiple
The centralized detecting of Bearing Seat Force and automatic monitoring.
In the following, in conjunction with the accompanying drawings and embodiments making a kind of technical characteristic of multifunctional basin formula support of the utility model into one
The explanation of step.
Detailed description of the invention
Fig. 1 is a kind of multifunctional basin formula bearing structure illustration of the utility model:
Fig. 2 is the portion the A enlarged drawing of Fig. 1；
In figure:
1-support top plate, 2-wear-resistant slide plates, 3-steel liner plates, 4-base-plates, 5-adjust sealing plate, 6-fill-in pads
Plate, 61-fill pipes, 7-sealing rings, 8-sealing copper rings, 9-fiber grating load-sensing units, 10-pressure-bearing elastomers, 11-
Pipe interface is turned up, 12-detection devices, 121-(FBG) demodulators, 122-computers, 13-high pressure filling apparatus, 131-is unidirectional
Valve, 132-pressure gauges, 133-high-pressure pumps, 134-filters, 135-batch cans.
Specific embodiment
A kind of multi-functional pot bearing, including support body, the support body include support top plate 1 and base-plate 4,
Steel liner plate 3 is installed between support top plate 1 and the pelvic cavity of base-plate；It is characterized by also including height-adjusting systems and dynamometric system；
The height-adjusting system includes the adjusting sealing plate 5 being mounted in support body, filling backing plate 6 and is mounted on support sheet
High pressure filling apparatus 13 outside body, it is described to adjust sealing plate 5 and fill the pelvic cavity that backing plate 6 is sequentially arranged at 3 bottom surface of steel liner plate
Interior, the inner wall small―gap suture of filling backing plate 6 and base-plate pelvic cavity cooperates, and adjusts the outer rim that sealing plate 5 cooperates with pelvic cavity inner wall and sets
It is equipped with the annular groove for inlaying sealing ring, assembles sealing ring 7 in annular groove, to make to adjust sealing plate 5 and base-plate basin
Cavity wall sealing cooperation makes to adjust sealing plate 5 and fill to constitute confined space between backing plate 6；
The filling backing plate 6 is equipped with the fill pipe 61 for injecting packing material, and the delivery outlet of fill pipe leads to
It adjusts sealing plate 5 and fills the confined space between backing plate 6, the input port of fill pipe and the tune being arranged on the outside of base-plate
High pipe interface 11 communicates；
The high pressure filling apparatus 13 includes high-pressure pump 133 and check valve 131, the delivery outlet of high-pressure pump by check valve with
Pipe interface 11 is turned up to be connected to, the input port of high-pressure pump be connected to by filter 134 with batch can 135, the high-pressure pump with unidirectionally
Pressure gauge 132 is set between valve；
The dynamometric system include the pressure-bearing elastomer 10 being mounted in support body and fiber grating load-sensing unit 9 and
The detection device 12 being mounted on outside support body, the detection device include (FBG) demodulator 121 and computer 122；
The pressure-bearing elastomer 10, which is closed, to be mounted in the pelvic cavity of filling 6 bottom of backing plate, pressure-bearing elastomer and pelvic cavity inner wall
The outer rim of cooperation is provided with sealing copper ring 8, and the side of the base-plate periphery is provided with fiber grating load-sensing unit 9, optical fiber
The inductive head of grating load-sensing unit puts in base-plate pelvic cavity and contacts with pressure-bearing elastomer 10, fiber grating load-sensing unit outer end
It is connect by signal wire with the (FBG) demodulator 121 of detection device 12, (FBG) demodulator passes through wireless network or cable network and computer 122
Connection.
Fill pipe 61 on the filling backing plate 6 is N item, the corresponding height-regulating pipe being arranged on the outside of base-plate
Road interface 11 has N number of, arbitrary integer of the N between 1-5.
The steel liner plate 3 sets plane groove above, and wear-resistant slide plate 2 is inlayed in plane groove, and support top plate bottom is welded not
Become rusty steel slide plate, and stainless steel slide plate and wear-resistant slide plate snug fit are secondary to form planar slide friction.
The wear-resistant slide plate 2 is that polytetrafluoroethylene (PTFE) slide plate or modified Teflon slide plate or ultra-high molecular weight polyethylene are resistance to
Wear smooth plate, the wear-resistant slide plate or takes and is anchored fastening means and is embedded in the groove of steel liner plate, or is passed through using binder viscous
The fastening means of knot plus screw is embedded in the groove of steel liner plate.
Principle is turned up
Dedicated pipeline interface is turned up in the base-plate pelvic cavity lateral surface setting, for being connect by the height-regulating dedicated pipeline
Mouth is connect with external high pressure filling apparatus, is formed seal cavity using support internal component, is switched through control valve into support
Portion fills two-component liquid filling material and realizes the stepless height-regulating of support after the solidification of packing material natural vulcanization.
High-pressure pump is connected with dedicated pipeline interface 11 is turned up by the pressure duct of height-adjusting system 13, is filled being turned up
Material inject support internal regulation sealing plate 5 below formed seal cavity in, adjust 5 pairs of sealing plate injection packing materials into
Row sealing, packing material are gradually filled with by after the confined space below adjusting sealing plate 5, the compression of packing material gradually increases
Greatly, when the compression of packing material is greater than superstructure to the compression for adjusting the application of sealing plate 5, about 5 sealing plate is adjusted
The pressure difference that surface generates will adjust sealing plate 5 and its above structure up jacks, and height of support changes, with injection
The increase of packing material amount inside support, support uniformly slowly increase, and packing material can be flow backwards within time rating,
Packing material natural vulcanization becomes solid after a certain period of time, can guarantee the overall performance of support after height of support adjustment.
3 bottom cylindrical column surface of steel liner plate and 4 pelvic cavity inner wall small―gap suture of base-plate cooperate, to adjust sealing plate 5 and its
Above structure plays piston ascending motion guiding role.
The height-regulating amount of support can be designed according to actual requirement of engineering, and fill pipe can be one or more, original filling
Pipeline is blocked since packing material natural vulcanization solidifies can continue to use other fill pipe filling packing material, make branch seat height
Repeatedly adjustment can be achieved in degree.
Dynamometry principle
Pressure-bearing elastomer is a kind of solids elastomeric material under certain process stage with approximate fluid properties, tool
Have volume invariability, when the compression by superstructure, pressure-bearing elastomer can by compression size unchangeably to
All directions transmitting, dynamometric system are become fiber grating load-sensing unit by the compression of perception pressure-bearing elastomer using signal wire
Change output pressure wavelength signals to be transported on (FBG) demodulator, (FBG) demodulator through wireless network or has after to wavelength signals analysis processing
Gauze network intuitively shows after being transferred to computer disposal, and carries out pair by support actual loading and with support normal use load
Than alarming when occurring abnormal, remotely being monitored with realizing to support load.
Claims (4)
1. a kind of multi-functional pot bearing, including support body, the support body includes support top plate (1) and base-plate
(4), steel liner plate (3) are installed between support top plate and the pelvic cavity of base-plate；It is characterized by also including height-adjusting systems and dynamometry
System；
The height-adjusting system includes the adjusting sealing plate (5) being mounted in support body, filling backing plate (6) and is mounted on support sheet
High pressure filling apparatus (13) outside body, it is described to adjust sealing plate and fill the pelvic cavity that backing plate is sequentially arranged at steel liner plate bottom surface
Interior, the inner wall small―gap suture of filling backing plate and base-plate pelvic cavity cooperates, and the outer rim for adjusting sealing plate and the cooperation of pelvic cavity inner wall is arranged
There is the annular groove for inlaying sealing ring, assemble sealing ring (7) in annular groove, to make to adjust sealing plate and base-plate pelvic cavity
Inner wall sealing cooperation makes to adjust sealing plate and fill to constitute confined space between backing plate；
Filling backing plate (6) is equipped with the fill pipe (61) for injecting packing material, and the delivery outlet of fill pipe leads to
It adjusts sealing plate (5) and fills the confined space between backing plate (6), the input port of fill pipe and setting are on the outside of base-plate
Height-regulating pipe interface (11) communicate；
The high pressure filling apparatus (13) includes high-pressure pump (133) and check valve (131), and the delivery outlet of high-pressure pump passes through check valve
Be connected to pipe interface is turned up, the input port of high-pressure pump is connected to by filter (134) with batch can (135), the high-pressure pump and
Pressure gauge (132) are set between check valve；
The dynamometric system include the pressure-bearing elastomer (10) being mounted in support body and fiber grating load-sensing unit (9) and
The detection device (12) being mounted on outside support body, the detection device include (FBG) demodulator (121) and computer (122)；
Pressure-bearing elastomer (10) closing is mounted in the pelvic cavity of filling backing plate (6) bottom, pressure-bearing elastomer and pelvic cavity inner wall
The outer rim of cooperation is provided with sealing copper ring (8), and the side of the base-plate periphery is provided with fiber grating load-sensing unit (9),
The inductive head of fiber grating load-sensing unit is put in base-plate pelvic cavity and pressure-bearing elastomer contact, outside fiber grating load-sensing unit
End is connect by signal wire with the (FBG) demodulator (121) of detection device (12), and (FBG) demodulator passes through wireless network or cable network and meter
Calculation machine (122) connection.
2. a kind of multi-functional pot bearing as described in claim 1, it is characterised in that: the filling on filling backing plate (6)
Pipeline (61) is N item, and the corresponding height-regulating pipe interface (11) being arranged on the outside of base-plate has N number of, and N is between 1-5
Arbitrary integer.
3. a kind of multi-functional pot bearing as claimed in claim 2, it is characterised in that: the steel liner plate (3) sets plane above
Groove is inlayed wear-resistant slide plate (2) in plane groove, support top plate (1) bottom soldering stainless steel slide plate, stainless steel slide plate with it is wear-resisting
Slide plate is closely fitted to form planar slide friction pair.
4. a kind of multi-functional pot bearing as claimed in claim 3, it is characterised in that: the wear-resistant slide plate (2) is polytetrafluoro
Ethylene slide plate or modified Teflon slide plate or ultrahigh molecular weight polyethylene abrasion-proof slide plate, the wear-resistant slide plate or take anchor
Fastening means is embedded in the groove of steel liner plate, or is embedded in steel liner plate by the fastening means of bonding plus screw using binder
Groove in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821751843.5U CN209353217U (en) | 2018-10-26 | 2018-10-26 | A kind of multi-functional pot bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821751843.5U CN209353217U (en) | 2018-10-26 | 2018-10-26 | A kind of multi-functional pot bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209353217U true CN209353217U (en) | 2019-09-06 |
Family
ID=67781094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821751843.5U Withdrawn - After Issue CN209353217U (en) | 2018-10-26 | 2018-10-26 | A kind of multi-functional pot bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209353217U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109252443A (en) * | 2018-10-26 | 2019-01-22 | 柳州东方工程橡胶制品有限公司 | A kind of multi-functional pot bearing and installation and the method for carrying out dynamometry height-regulating |
-
2018
- 2018-10-26 CN CN201821751843.5U patent/CN209353217U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109252443A (en) * | 2018-10-26 | 2019-01-22 | 柳州东方工程橡胶制品有限公司 | A kind of multi-functional pot bearing and installation and the method for carrying out dynamometry height-regulating |
| CN109252443B (en) * | 2018-10-26 | 2023-09-26 | 柳州东方工程橡胶制品有限公司 | Multifunctional basin-type support and method for installing and measuring force and heightening |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190906 Effective date of abandoning: 20230926 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20190906 Effective date of abandoning: 20230926 |