CN205907593U - Intelligence lead core rubber support , monitoring support and intelligent support system - Google Patents

Intelligence lead core rubber support , monitoring support and intelligent support system Download PDF

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Publication number
CN205907593U
CN205907593U CN201620758278.XU CN201620758278U CN205907593U CN 205907593 U CN205907593 U CN 205907593U CN 201620758278 U CN201620758278 U CN 201620758278U CN 205907593 U CN205907593 U CN 205907593U
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China
Prior art keywords
support
lead core
unit
rubber
core rubber
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CN201620758278.XU
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Inventor
董桔灿
于芳
姜瑞娟
盖卫明
彭捷
陈宜言
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Shenzhen Zhi Zhi Engineering Technology Consulting Co Ltd
Shenzhen Municipal Design and Research Institute Co Ltd
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Shenzhen Zhi Zhi Engineering Technology Consulting Co Ltd
Shenzhen Municipal Design and Research Institute Co Ltd
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Abstract

The utility model discloses an intelligence lead core rubber support, monitoring support and intelligent support system belongs to support technical field. The utility model discloses intelligence lead core rubber support is equipped with pressure sensor unit including a top bedplate, the end bedplate, lead core rubber support body and backing plate between a top bedplate and the backing plate or between an end bedplate and the backing plate. The monitoring support includes data acquisition unit, data output means and intelligent lead core rubber support, and the data acquisition unit transmits the support base pressure that pressure sensor unit recorded to data output means. Intelligence support system includes data acquisition unit, data output means, surveillance center and intelligent lead core rubber support. The utility model discloses the intelligence lead core rubber support can monitor the atress situation of support in real time, and the pressure sensor unit's of being convenient for change does not just influence the holistic mechanical properties of support, intelligence support system can real -time supervision and the health condition of reflection support.

Description

A kind of intelligent lead core rubber support, monitoring bearing and intelligent support system
Technical field
This utility model is related to bearing technical field, more particularly, to a kind of intelligent lead core rubber support, monitoring bearing and Intelligent support system.
Background technology
At present shock isolating pedestal is used widely in bridge field, and the lead core rubber support in shock isolating pedestal due to its every Shake effect is significant, technology are more ripe, have therefore obtained substantial amounts of application in the actual science of bridge building of the multiple country in the whole world. In bridge structure, bearing directly affects the safety of whole bridge as main Force transmission partses, its stability, reliability Energy.Bearing lost efficacy and will lead to the total Collapse of whole bridge, caused immeasurable serious consequence, thus the long-term safety of bearing Property is just particularly important.For the shock isolating pedestal using elastomeric material, elastomeric material will gradually with the prolongation of use time Aging, fatigue phenomenon as well as the passage of time in hardware.For under different working environments, shock isolating pedestal resistance to Property is how long, and whether shock isolating pedestal can lose efficacy because of the impact of the various factors such as rubber material ages, the fatigue of hardware, These situations all concern the safety that bridge integrally uses.From the point of view of Bridge Long Period Health situation, to shock isolating pedestal health status Monitoring be particularly important.
In prior art, the monitoring to the stressing conditions of shock isolating pedestal relies primarily on pressure sensitive unit, and sensing unit Recording the data message after pressure needs to derive by lead it is necessary to do micropore on bearing for drawing wire, and then The mechanical property leading to bearing overall is affected, because the bearing of bridge needs to bear huge load, even small Hole will also result in huge potential safety hazard;In addition, the replacing of sensing unit is also front holder technical field face one A difficult problem, because sensing unit is usual and support body is affixed or is embedded in the reasons such as bearing inside, to carry out more to sensing unit Change, then need to change whole bearing, high cost and complex operation.
Utility model content
Technical problem to be solved in the utility model, is to provide one kind being capable of real-time monitoring Bearing Seat Force situation, no Affect bearing mechanical property and be conveniently replaceable the intelligent lead core rubber support of sensing unit.
Technical problem to be solved in the utility model, also residing in offer one kind being capable of real-time monitoring, reflection bearing health The monitoring bearing of state and intelligent support system.
This utility model solves above-mentioned technical problem and be the technical scheme is that
This utility model provides a kind of intelligent lead core rubber support, including topmast seat board, bottom support plate and be fixedly arranged on Lead core rubber support body between described topmast seat board and bottom support plate, described lead core rubber support body is built-in with lead for retractable pencil, Also include the backing plate being stacked with described topmast seat board or bottom support plate, between described topmast seat board and backing plate or described bottom It is provided with pressure sensitive unit between support plate and backing plate.
As the improvement further of technique scheme, described pressure sensitive unit is nano-rubber sensor.
As the improvement further of technique scheme, described backing plate and nano-rubber sensor are placed in described topmast seat board And lead core rubber support body between or be placed between described bottom support plate and lead core rubber support body.
As the improvement further of technique scheme, described nano-rubber sensor includes at least two fabric layers, phase It is filled with conductive nano rubber, described conductive nano rubber is the rubber matrix mixing CNT between adjacent described tissue layer.
As the improvement further of technique scheme, the side bearing cross force in described backing plate is provided with position-limiting unit.
As the improvement further of technique scheme, described position-limiting unit is strip steel bar or limited block, and passes through spiral shell Bolt is fixedly connected with described topmast seat board or bottom support plate and is resisted against the side of described backing plate.
As the improvement further of technique scheme, if described lead core rubber support body also include dried layer sheet rubber, It is placed in the shrouding that the steel plate between described sheet rubber and the sheet rubber with upper and lower ends face are connected, described sheet rubber and described steel Between plate, described sheet rubber is together with all passing through sulfuration adhesion between described shrouding.
This utility model provides a kind of monitoring bearing, and it includes data acquisition unit, data outputting unit and as above Described intelligent lead core rubber support, described data acquisition unit transmits the abutment pressure that pressure sensitive unit records to data Output unit.
This utility model additionally provides a kind of intelligent support system, and it includes data acquisition unit, data outputting unit, prison Control center and as above intelligent lead core rubber support, the bearing that pressure sensitive unit is recorded by described data acquisition unit Pressure data transmits to described data outputting unit, and described data outputting unit transmits pressure data to described Surveillance center.
As the improvement further of technique scheme, described Surveillance center includes data receipt unit, server, monitoring Unit, analytic unit and man-machine interaction unit, the pressure data of described data outputting unit is passed by described data receipt unit Transport to server, monitoring means, analytic unit and man-machine interaction unit.
The beneficial effects of the utility model are:
1st, pressure sensitive unit is placed between topmast seat board and backing plate or bottom support plate and backing plate, is easy to pressure sensing list The replacing of unit, and enable the real-time monitoring to Bearing Seat Force state.
2nd, the lead of pressure sensitive unit is drawn between topmast seat board and backing plate or between bottom support plate and backing plate, no Need to do lead micropore to bearing it is ensured that the mechanical property of bearing is unaffected.
3rd, the pressure value instantaneous transmission that pressure sensitive unit records can extremely be supervised by this utility model intelligence support system Control center, Surveillance center is monitored and analyzed to pressure data again, the health status of real-time monitoring and reflection bearing.
Brief description
Fig. 1 is the overall structure sectional view of this utility model intelligence lead core rubber support embodiment one;
Fig. 2 is the overall structure sectional view of this utility model intelligence lead core rubber support embodiment two;
Fig. 3 is the overall structure diagram of the nano-rubber sensor of this utility model intelligence lead core rubber support;
Fig. 4 is the module connection diagram of this utility model intelligence support system.
Specific embodiment
Below with reference to embodiment and accompanying drawing, the technique effect of design of the present utility model, concrete structure and generation is carried out Clearly and completely describe, to be completely understood by the purpose of this utility model, feature and effect.Obviously, described embodiment It is a part of embodiment of the present utility model, rather than whole embodiments, based on embodiment of the present utility model, the skill of this area The other embodiment that art personnel's on the premise of not paying creative work is obtained, belongs to the model of this utility model protection Enclose.In addition, all connection/annexations being related in patent, not singly refer to component and directly connect, and refer to can be according to concrete Performance, by adding or reducing connection auxiliary, to form more excellent draw bail.Each technology in this utility model is special Levy, can be with combination of interactions on the premise of not conflicting conflict.
Fig. 1 shows the concrete structure of this utility model intelligence lead core rubber support embodiment one.As shown in figure 1, this reality Include topmast seat board 11, bottom support plate 12, lead core rubber support body 13, nano-rubber biography with novel intelligent lead core rubber support Sensor 14, backing plate 15 and position-limiting unit 16.Topmast seat board 11 upper surface is installed with top crab-bolt 11a, the following table of bottom support plate 12a Face is installed with bottom crab-bolt 12a, and top crab-bolt 11a is used for being fixedly connected with structures such as bridges with bottom crab-bolt 12a.
This utility model intelligence lead core rubber support is entered to the force-bearing situation of bearing in real time using nano-rubber sensor 14 Row detects and then obtains bearing vertical pressure change numerical value, due to nano-rubber sensor 14 thinner thickness, simple structure, thus Do not affect every mechanical property of bearing;The fatigue performance of rubber is good, high temperature resistant, thus nano-rubber sensor 14 is durable Property high, alternate stress cycle-index is more than 50,000,000 times.
Using nano-rubber sensor 14 as pressure measuring unit be this utility model preferred embodiment, certainly Other pressure transducers, such as but not limited to strain gauge pressure sensor, ceramic pressure sensor, diffusion silicon pressure can also be adopted Force transducer, piezo-electric pressure sensor etc..
Between topmast seat board 11 and lead core rubber support body 13, it is sequentially provided with nano-rubber sensor 14 and from top to bottom Backing plate 15, the side that backing plate 15 bears cross force is provided with position-limiting unit 16, firm under Lateral Force to ensure backing plate 15 Property.In various embodiments, backing plate 15 may also set up in the top of topmast seat board 11, only need to ensure itself and 11 layers of topmast seat board Folded setting simultaneously arranges nano-rubber sensor 14 between.
Position-limiting unit 16 is preferably the strip steel bar shown in Fig. 1 or limited block, and solid with topmast seat board 11 by bolt Surely connect and be resisted against the side of backing plate 15, certainly, the fixed position of the shape of position-limiting unit 16 and position-limiting unit 16, fixation Mode is limited to above-described embodiment, only need to meet limit function.Position-limiting unit 16 and topmast seat board 11 adopt bolt Connect and be easy to nano-rubber sensor 14 is changed, during to be changed, first position-limiting unit 16 being taken off, reusing top Topmast seat board 11 together with the structures together jack-up of top, just can be changed by the equipment of liter to nano-rubber sensor 14.
If lead core rubber support body 13 includes dried layer sheet rubber 13a, the steel plate 13b being placed between sheet rubber 13a, runs through The lead for retractable pencil 13d of sheet rubber 13a and the shrouding 13c, sheet rubber 13a and steel plate 13b that are connected with the sheet rubber 13a in upper and lower ends face Between, sheet rubber 13a is together with passing through sulfuration adhesion between shrouding 13c.The shrouding 13c at sheet rubber 13a top passes through spiral shell Bolt is fixedly connected with backing plate 15, and the shrouding 13c of bottom is then fixedly connected with bottom gripper shoe 12 by bolt.
In order to accurately measure the stress of whole bearing, take into account the effectiveness of stress monitoring in the case of unbalance loading, excellent Selection of land, nano-rubber sensor 14 array arrangement, between topmast seat board 11 and backing plate 15, connects nano-rubber sensor 14 The high-temperature-resistant shielding wire of two electrodes is drawn it is not necessary to appoint in itself to bearing by the gap between backing plate 15 and topmast seat board 11 What wire fairlead, is effectively ensured every mechanical property of bearing.
Fig. 2 shows the concrete structure of this utility model intelligence lead core rubber support embodiment two.As shown in Fig. 2 this reality Include topmast seat board 21, bottom support plate 22, lead core rubber support body 23, nano-rubber biography with novel intelligent lead core rubber support Sensor 24, backing plate 25 and position-limiting unit 26.The difference of this embodiment and embodiment one be that nano-rubber sensor 24 and Backing plate 25 is placed between bottom support plate 22 and lead core rubber support body 23.Similarly, in various embodiments, backing plate 25 May be disposed at the lower section of bottom support plate 22, only need to ensure that itself and bottom support plate 21 are stacked and arrange nanometer rubber between Glue sensor 24.
Lead core rubber support body 23 include sheet rubber 23a, built-in steel plate 23b, lead for retractable pencil 23d and with sheet rubber 23a The shrouding 23c, sheet rubber 23a and built-in steel plate 23b that sulfuration is connected also by together with sulfuration adhesion, backing plate 25 and rubber The shrouding 23c of body 23a lower end is bolted to connection.
Position-limiting unit 26 is fixedly connected with bottom support plate 22 by bolt, and bears the side of cross force located at backing plate 25.
In this embodiment, nano-rubber sensor 24, when changing, needs simultaneously by topmast seat board 21, topmast seat board 21 The structures of side, lead core rubber support body 23 and backing plate 25 jack-up simultaneously, then carry out replacement operation.
Fig. 3 shows that the overall structure of the nano-rubber sensor 14 of this utility model intelligence lead core rubber support is illustrated Figure.
The operation principle of nano-rubber sensor: nano-rubber sensor deforms upon under extraneous load action, makes to lead The distance between electric rubber inner conductive particle and the conductive network being formed by conducting particles change, and show conductive rubber The resistivity of glue and resistance change, and cause the change of the measurement signal of telecommunication, and then permissible according to the piezoresistive characteristic of conductive rubber It is back-calculated to obtain the stress of pressure-bearing surface.
Preferably, nano-rubber sensor 14 is multiple structure, and the wherein high strength fabric layer 14a as casing play is upper and lower Interval Multi-layers distributing, is filled with certain thickness conductive nano rubber 14b between tissue layer 14a.The material group of tissue layer 14a Knit closely knit, have certain thickness, elasticity and intensity, meet elevated pressures effect under occur elastic deformation and non-destructive will Ask it is preferable that tissue layer 14a is made into using the elastic fiber such as medium size or height spandex, high-elastic chinlon.Meanwhile, tissue layer 14a In length and breadth fibroplastic texture have certain space it is ensured that in preparation process cover it conductive nano rubber solutions energy Enough penetrate into space, the globality of enhancing structure.The rubber base material of described conductive nano rubber 14a is silicone rubber (pdms), it is made up of according to the match ratio of 10:1 solvent and firming agent;Conductive filler is CNT, preferably many walls CNT (mwcnt), the mass percent of multi-walled carbon nano-tubes is between 8% to 9%.
Nano-rubber sensor 14 adds high strength fabric layer 14a as stiff skeleton, significantly improves nano-rubber and passes Intensity under 0 to 50mpa high pressure for the sensor 14 and toughness, it is to avoid there is tear it is ensured that this sensing unit under high pressure Stability and repeatability.
The preparation of nano-rubber sensor mainly adopts solution blended process and compression molding, and specific preparation method is as follows:
S1, dispensing: the solvent of silicone rubber (pdms), firming agent and CNT are claimed according to quality proportioning Weight, pours in blender, at room temperature, carries out mechanical lapping mixing it is ensured that CNT is uniformly distributed in rubber matrix, with Make conductive nano rubber solutions.
S2, synthesis: prepare many block sizes identical high strength fabric, in die bottom plate tiling one tissue layer, will make in s1 Standby conductive nano rubber solutions are coated uniformly on fabric up to certain thickness, more another tissue layer that tiles thereon;According to receiving The thickness of rice conductive rubber sensing element needs, the mistake that can continue repetitive coatings conductive nano rubber solutions and increase paving tissue layer Journey.
S3, solidification: top mold plate is placed in uncured nano-rubber sensor the superiors tissue layer, by mould The up and down interconnection function of roof and floor, applies certain pressure to conductive nano elastomeric material it is ensured that the uniformity of its thickness and close Reality.Mould is placed in 60 DEG C of container, container is evacuated, place at least 300min.
After nano-rubber sensor solidifies, can require according to sensor design, thin by solidify with process tool Chip nano-rubber sensor cuts into the size and shape of needs, connect Top electrode and insulating protective layer to complete wide range thin The making of chip flexible nano conductive rubber pressure transducer.
Fig. 4 shows the module connection diagram of this utility model intelligence support system.This utility model intelligence bearing system System includes monitoring bearing and Surveillance center.
Monitoring bearing include as above intelligent lead core rubber support, data acquisition unit, data outputting unit and Ups power supply.The pressure data of each nano-rubber sensor in the intelligent lead core rubber support of data acquisition unit collection, data Output unit is preferably light-carried wireless switch, and it transmits pressure data to Surveillance center, and ups is each use in monitoring bearing Electric module provides uninterruptible power.
Surveillance center includes data receipt unit, server, monitoring means, analytic unit, man-machine interaction unit and ups Power supply.Data receipt unit is also preferably light-carried wireless switch, and it is used for the pressure data of receiving data output unit transmission. Data receipt unit transmits received data to server, monitoring means, analytic unit and man-machine interaction unit, server Data is managed and controls, monitoring means carry out at-once monitor to data, analytic unit is then estimated to data, divides Analysis.Ups power supply provides uninterrupted power source for each electricity consumption module in Surveillance center.
This utility model intelligence support system by the Monitoring Data of bearing is acquired, transmits, monitors and is analyzed, energy Enough health status immediately understanding, judging bearing are it is ensured that the use safety of bearing.
More than that preferred embodiment of the present utility model is illustrated, but this utility model be not limited to described Embodiment, those of ordinary skill in the art also can make a variety of equivalent changes without prejudice on the premise of this utility model spirit Shape or replacement, these equivalent deformation or replacement are all contained in the application claim limited range.

Claims (10)

1. a kind of intelligent lead core rubber support, including topmast seat board, bottom support plate and be fixedly arranged on described topmast seat board and bottom is propped up Lead core rubber support body between seat board, described lead core rubber support body be built-in with lead for retractable pencil it is characterised in that: also include with The backing plate that described topmast seat board or bottom support plate are stacked, between described topmast seat board and backing plate or described bottom support plate and It is provided with pressure sensitive unit between backing plate.
2. intelligent lead core rubber support as claimed in claim 1 it is characterised in that: described pressure sensitive unit be nano-rubber Sensor.
3. intelligent lead core rubber support as claimed in claim 2 it is characterised in that: described backing plate and nano-rubber sensor are put Between described topmast seat board and lead core rubber support body or be placed in described bottom support plate and lead core rubber support body it Between.
4. intelligent lead core rubber support as claimed in claim 2 it is characterised in that: described nano-rubber sensor is included at least Two fabric layers, are filled with conductive nano rubber between adjacent described tissue layer, described conductive nano rubber is to mix carbon nanometer The rubber matrix of pipe.
5. intelligent lead core rubber support as claimed in claim 1 it is characterised in that: bear the side of cross force in described backing plate It is provided with position-limiting unit.
6. intelligent lead core rubber support as claimed in claim 5 it is characterised in that: described position-limiting unit be strip steel bar or limit Position block, and be fixedly connected with described topmast seat board or bottom support plate by bolt and be resisted against the side of described backing plate.
7. intelligent lead core rubber support as claimed in claim 1 it is characterised in that: described lead core rubber support body also includes If the shrouding that dried layer sheet rubber, the steel plate being placed between described sheet rubber and the sheet rubber with upper and lower ends face are connected, described Between sheet rubber and described steel plate, described sheet rubber is together with all passing through sulfuration adhesion between described shrouding.
8. a kind of monitoring bearing it is characterised in that: include data acquisition unit, data outputting unit and as claim 1 to 7 Intelligent lead core rubber support described in any one, the abutment pressure that pressure sensitive unit records is transmitted by described data acquisition unit To data outputting unit.
9. a kind of intelligent support system it is characterised in that: include data acquisition unit, data outputting unit, Surveillance center and Intelligent lead core rubber support as described in any one of claim 1 to 7, pressure sensitive unit is recorded by described data acquisition unit Abutment pressure data transfer to described data outputting unit, described data outputting unit transmits pressure data to described monitoring Center.
10. intelligent support system as claimed in claim 9 it is characterised in that: described Surveillance center include data receipt unit, Server, monitoring means, analytic unit and man-machine interaction unit, described data receipt unit is by described data outputting unit Pressure data transmits to server, monitoring means, analytic unit and man-machine interaction unit.
CN201620758278.XU 2016-07-18 2016-07-18 Intelligence lead core rubber support , monitoring support and intelligent support system Active CN205907593U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018014425A1 (en) * 2016-07-18 2018-01-25 深圳市尚智工程技术咨询有限公司 Nano conductive rubber sensing unit and preparation method therefor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018014425A1 (en) * 2016-07-18 2018-01-25 深圳市尚智工程技术咨询有限公司 Nano conductive rubber sensing unit and preparation method therefor

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