CN107354859A - A kind of integrated form dehumidification system safeguarded for main rope of suspension bridge - Google Patents

A kind of integrated form dehumidification system safeguarded for main rope of suspension bridge Download PDF

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Publication number
CN107354859A
CN107354859A CN201710538437.4A CN201710538437A CN107354859A CN 107354859 A CN107354859 A CN 107354859A CN 201710538437 A CN201710538437 A CN 201710538437A CN 107354859 A CN107354859 A CN 107354859A
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China
Prior art keywords
air
air inlet
main push
towing rope
filter
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CN201710538437.4A
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Chinese (zh)
Inventor
郭庆莲
胡颖健
潘晓惠
周克忠
涂可
罗海龙
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Zhenjiang Blue Boat Polytron Technologies Inc
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Zhenjiang Blue Boat Polytron Technologies Inc
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Application filed by Zhenjiang Blue Boat Polytron Technologies Inc filed Critical Zhenjiang Blue Boat Polytron Technologies Inc
Priority to CN201710538437.4A priority Critical patent/CN107354859A/en
Publication of CN107354859A publication Critical patent/CN107354859A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D11/00Suspension or cable-stayed bridges
    • E01D11/02Suspension bridges
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D19/00Structural or constructional details of bridges
    • E01D19/16Suspension cables; Cable clamps for suspension cables ; Pre- or post-stressed cables
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D22/00Methods or apparatus for repairing or strengthening existing bridges ; Methods or apparatus for dismantling bridges

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Drying Of Gases (AREA)

Abstract

The present invention is a kind of integrated form dehumidification system safeguarded for main rope of suspension bridge, airhandling equipment, roughing efficiency air filter, medium effeciency filter and the dehumidifier of simultaneously regulator control system operational factor can be measured by being provided with casing, air inlet pipeline is provided with after roughing efficiency air filter, extraneous air is filtered by air inlet pipeline into roughing efficiency air filter, then is emitted into box house after being dehumidified by dehumidifier;Centrifugal blower is provided with casing, centrifugal blower is connected to sub-cylinder by aspirating pipeline, and sub-cylinder is connected to main push-towing rope air inlet cord clip air inlet by air duct;The dry air for meeting epidemic disaster needed for main push-towing rope dehumidifying is prepared in casing confined space, the air inlet cord clip air inlet being sent into by air duct along main push-towing rope on main push-towing rope, the dry air of feeding main push-towing rope infiltrates through main push-towing rope and takes away moisture, discharge in the space being connected again by the exhaust cord clip exhaust outlet on main push-towing rope and main push-towing rope with saddle room, filtering, dehumidification equipment and control system over all Integration, and can remote diagnostic device failure cause, facilitate on-call maintenance.

Description

A kind of integrated form dehumidification system safeguarded for main rope of suspension bridge
Technical field
The present invention relates to a kind of integrated form dehumidification system safeguarded for main rope of suspension bridge.
Background technology
Suspension bridge is a kind of maximum bridge structure form of current span ability, and suspension bridge main bearing member is to carry The main push-towing rope of all static loads and dynamic load;Overcoat, but overcoat are typically set up in main push-towing rope outer surface by twining the techniques such as silk, winding band Unavoidably there is fine clearance, moisture penetrates into from gap under wind, frost, rain, snow or the big adverse weather condition of temperature Change Cause main push-towing rope to corrode inside main push-towing rope, influence main cable protection performance, reduce main push-towing rope service life.Therefore, to main push-towing rope inside structure Part carries out dehumidification treatments, is the safe operating life of guarantee and extension main rope of suspension bridge, so as to ensure bridge safe operation and prolong One of key measure of long life.
The content of the invention
Dry air is conveyed the technical problem to be solved by the invention is to provide one kind by pipeline laying to dehumidify, installation Convenient and quick construction, can remote monitoring operation conditions and fault message, facilitate on-call maintenance be used for main rope of suspension bridge safeguard Integrated form dehumidification system.
The present invention is used for the integrated form dehumidification system that main rope of suspension bridge is safeguarded, it is characterised in that:Including casing, casing side Be provided with Manhole Sealing Joints door, be provided with casing can measure and the airhandling equipment of regulator control system operational factor, power cabinet, Switch board, roughing efficiency air filter, medium effeciency filter and dehumidifier, roughing efficiency air filter are provided with air inlet pipeline, and extraneous air is by air intake Pipeline enters roughing efficiency air filter, medium effeciency filter filters, then is emitted into box house after being dehumidified by dehumidifier;It is provided with casing Centrifugal blower, centrifugal blower are connected to sub-cylinder by air duct;Air inlet cord clip, exhaust cord clip are provided with main push-towing rope, divides gas Cylinder is connected to main push-towing rope air inlet cord clip air inlet by air duct.
The dehumidifier side is docked and connected with medium effeciency filter, and another upper lateral part is provided with regeneration wind pipe, bottom Regeneration air inlet pipeline is connected with, regeneration wind pipe one end is connected on dehumidifier, and the other end is extend out to outside casing;Regenerate into Air pipe line one end is connected on dehumidifier, and the other end is connected on rear side of the axial flow blower on air inlet pipeline;
The roughing efficiency air filter is also associated with air intake compensation conduit;
Two centrifugal blowers are provided with the casing, two centrifugal blowers connect two sub-cylinders, main push-towing rope by aspirating pipeline On be connected with multiple air inlet cord clips, exhaust cord clip, two sub-cylinders are connected to multiple air inlets on main push-towing rope by multichannel air duct Cord clip air inlet;
Data acquisition device is installed on each air inlet cord clip, exhaust cord clip, be provided with vasculum can gather temperature in cord clip, The analogue collection module of humidity and pressure data, vasculum are connected to airhandling equipment, airhandling equipment energy by PLC Enough data regulator control system operational factors according to acquisition module;
The controller includes traffic monitoring module, temperature monitoring module and humidity control module;
The centrifugal blower entrance side is provided with high efficiency particulate air filter, and controller entrance side is provided with outlet high efficiency particulate air filter;
The air intake compensation conduit air inlet is provided with air intake filter, is provided with front of the air intake filter of air intake compensation conduit Control valve.
The present invention is used for the integrated form dehumidification system that main rope of suspension bridge is safeguarded, is prepared in casing confined space and meets main push-towing rope The dry air of temperature, humidity needed for dehumidifying, the air inlet cord clip air inlet being sent into by air duct along main push-towing rope on main push-towing rope, The dry air for being sent into main push-towing rope infiltrates through main push-towing rope and takes away moisture, then by the exhaust cord clip exhaust outlet on main push-towing rope and main push-towing rope with The space discharge of saddle room connection, whole box house is also a part for dry air storage area, both improves dehumidification equipment Working environment, while add the reliability that equipment uses;Casing can use TEU (Twenty-foot Equivalent Unit) transformation to be made, easily manufactured; Equipment box integral hoisting to erecting bed it is in place after, only need to carry out pipeline laying connection can complete dehumidification system installation, peace Fill convenient and quick construction;System uses interactive man-machine's interface display monitoring data, is controlled by PLC+ touch-screens, observation directly perceived Full-bridge dehumidification system operation conditions and fault message, and can remote diagnostic device failure cause, facilitate on-call maintenance.
Brief description of the drawings
Fig. 1 is that the embodiment of the present invention is used for the integrated form dehumidification system plane arrangement structure signal that main rope of suspension bridge is safeguarded Figure;
Fig. 2 is that the embodiment of the present invention is connected for the integrated form dehumidification system inlet and outlet pipeline that main rope of suspension bridge is safeguarded with main push-towing rope Schematic diagram.
Embodiment
As illustrated, a kind of integrated form dehumidification system safeguarded for main rope of suspension bridge, including casing 1, the side of casing 1 are set Manhole Sealing Joints door 18 is equipped with, in the confined space inside casing 1, prepares the drying for meeting temperature, humidity needed for main push-towing rope dehumidifying Air, Manhole Sealing Joints door 18 are used for maintainer and enter the maintenance internal unit of casing 1, and sealing can be closed in system operation; Being provided with casing 1 can measure and the airhandling equipment 16 of regulator control system operational factor, power cabinet 14, switch board 12, just Filter 6, medium effeciency filter 2 and dehumidifier 5 are imitated, is provided with air inlet pipeline 10 after roughing efficiency air filter 6, power cabinet 14 is casing 1 Internal unit provides driven by power, and switch board 12 undertakes dry air preparation system, induction system and epidemic disaster of supplying gas, stream The control of amount, pressure etc.;Extraneous air is filtered by air inlet pipeline 10 into roughing efficiency air filter 6, then is turned into after being dehumidified by dehumidifier 5 Temperature, the dry air of humidity needed for meeting main push-towing rope dehumidifying, are emitted into inside casing 1;Centrifugal blower 26 is provided with casing 1, Centrifugal blower 26 is connected to sub-cylinder 19 by controller, and multiple air inlet cord clips 31, exhaust cord clip 32 are provided with main push-towing rope, divides gas Cylinder 19 is connected to the air inlet of main push-towing rope air inlet cord clip 31 by air duct 30, and centrifugal blower 26 is extracted in casing 1 after processing Dry air the air inlet of air inlet cord clip 31 on the main push-towing rope is sent into along main push-towing rope by air duct 30, be sent into the drying of main push-towing rope Air penetration becomes owner of cable tie and walks moisture, then the sky being connected by the exhaust exhaust outlet of cord clip 32 on main push-towing rope and main push-towing rope with saddle room Gap is discharged, and is completed to main push-towing rope dehumidification process.
Controller includes traffic monitoring module 20, temperature monitoring module 21 and humidity control module 22;Main push-towing rope air inlet cord clip 31st, it is vented on cord clip 32 and data acquisition device is installed, temperature in cord clip, humidity and number pressure can be gathered by being provided with vasculum According to analogue collection module, vasculum is connected to airhandling equipment 16 by PLC, and airhandling equipment 16 can be according to adopting Collect the data regulator control system operational factor of module;It is easy to control dry air to meet temperature, humidity and pressure needed for main push-towing rope dehumidifying, Whole box house is also a part for dry air storage area, had both improved the working environment of dehumidification equipment, and had increased simultaneously The reliability that equipment uses;The entrance side of centrifugal blower 26 is provided with high efficiency particulate air filter 25, and controller entrance side is provided with outlet High efficiency particulate air filter 23, the rear side of filter 8 for regenerating air inlet pipeline 10 are connected with axial flow blower 9.
The side of dehumidifier 5 is docked and connected with medium effeciency filter 2, and another upper lateral part is provided with regeneration wind pipe 7, and bottom connects Regeneration air inlet pipeline 4 is connected to, regeneration wind pipe 7 one end is connected on dehumidifier 5, and the other end is extend out to outside casing 1;Dehumidifying The processing wind air outlet of unit sets flow valve to control the specified air-out flow of unit;Unit regeneration air inlet pipeline 4 sets air inlet Valve 3, air intake flow is regenerated by the keying angular adjustment of air intake valve 3.Regeneration air inlet pipeline 4 one end is connected to dehumidifier 5 On, the other end is connected to the rear side of axial flow blower 9 on air inlet pipeline, regenerates in air intake passage and is provided with heater;Regenerate into Air pipe line 4, the regeneration composition regeneration wind system of wind pipe 7, regenerate wind system and heater enter to the unit runner of dehumidifier 5 Row drying is in case reuse.
Case body vessel is mirror face stainless steel pipe, corrosion resistance and good, and casing can use TEU (Twenty-foot Equivalent Unit) transformation be made, It is easily manufactured;Equipment box integral hoisting to erecting bed it is in place after, only need to carry out pipeline laying connection, installation side Just it is quick;Control system can monitor in real time and remote diagnosis main push-towing rope dehumidification system operation conditions and effect on moisture extraction, to whole main Cable dehumidification system is monitored in real time, using interactive man-machine's interface display monitoring data, is controlled by PLC+ touch-screens, intuitively Observe full-bridge dehumidification system operation conditions and fault message, and can remote diagnostic device failure cause, facilitate on-call maintenance.
The present invention is used for the integrated form dehumidification system that main rope of suspension bridge is safeguarded, mainly includes dry air preparation system;It is dry Dry air conveying system;Control system and confined space etc..
Dry air preparation system mainly includes rotary dehumidifier unit;Air intake compensation conduit and control valve, filter;Again Raw air inlet pipeline 4, regeneration wind pipe 7, axial flow blower, air intake valve and flow valve and roughing efficiency air filter, medium effeciency filter, Heater;Airhandling equipment etc. forms.Rotary wheel dehumidifying unit prepares dry air, airhandling equipment control dry air Epidemic disaster, regenerate wind system and heater and unit runner dried in case being reused.
Dry air induction system is mainly vented by centrifugal high pressure fan, two level high efficiency particulate air filter, air duct and superpressure Valve and sub-cylinder etc. form, and dry air prepared by unit is sent to each air inlet rope of main push-towing rope respectively after centrifugal high pressure fan pressurizes Press from both sides air inlet.
Control system by power cabinet, PLC control cabinet, UPS, Temperature Humidity Sensor, pressure sensor, flow sensor, can Programmed logic controller, data acquisition device etc. form.Undertake dry air preparation system, induction system and epidemic disaster of supplying gas, The control of flow, pressure etc..
Confined space is used for equipment centralized arrangement needed for system, and whole box house is also dry air storage area A part, had both improved the working environment of dehumidification equipment, while added the reliability that equipment uses.
Required according to main rope of suspension bridge Maintenance Design, it is defeated through the preparation of dry air preparation system, dry air induction system Be sent into being air-dried of main push-towing rope, clean, the temperature of dry air is less than 50 DEG C, and relative humidity is less than 45%, air need by G3, F7, H14 three-level air filtration.Single cord clip dehumidifying air output is between 0.5m3/min~1.2m3/min and adjustable, supplies gas Point pressure P is not more than 3000Pa, should take decompression protection during more than 3000Pa.
Therefore, the type selecting parameter of the unit of rotary dehumidifier 5 should be according to main push-towing rope cable footpath, length, porting quantity and pipeline Flow loss etc. is calculated, should make during type selecting unit maximum air prepare flow leave it is more than needed.The air outlet of dehumidifying unit is set Flow valve is put to control the specified air-out flow of unit;Unit regeneration air inlet pipeline air inlet sets air intake valve, passes through valve Open and close angular adjustment air intake flow.
According to the dry air purity requirements for being sent into main push-towing rope, processing wind air intake compensation conduit sets G4 roughing efficiency air filters, Filtering accuracy particle diameter >=1.0 μm, filter efficiency E >=85%, filter both ends set pressure sensor, and pressure difference controls more than 250Pa System carries out alarm.
The regeneration wind of unit is introduced by axial flow blower, and the flow of axial flow blower regenerates air quantity according to needed for unit and determines and stay There is surplus.Unit regeneration wind air intake port sets regulating valve to regenerate air quantity needed for unit to adjust.At the beginning of air intake port is also provided with G4 It is suitable with processing wind air inlet to imitate filter, filtering accuracy and filter efficiency.Pressure difference alarm point is all 250Pa.
Dehumidifier unit regeneration wind air inlet sets F7 medium effeciency filters, improves the sky into rotary wheel dehumidifying unit again The cleanliness factor of gas, the dry air cleanliness factor of preparation is further enhanced, unit service life is extended.
The air intake compensation conduit and regeneration wind of dehumidifying unit are entered exhaust pipeline and made using mirror face stainless steel pipe.Regenerate wind Exhaust pipeline needs to set drainage grade by airflow direction, and the gradient is typically by 1% design, and set draining valve in pipeline lowest part. Regenerative exhaust air pipeline also needs to carry out isothermal holding.
Dry air storage, induction system are vented by centrifugal high pressure fan, two level high efficiency particulate air filter, discharge duct, superpressure Valve and sub-cylinder etc. form.
The dry air prepared by rotary wheel dehumidifying unit is discharged to outside the inside unit of casing 1 after confined space, utilizes rill Amount centrifugal high pressure fan is transported to sub-cylinder through air supply pipeline, then is sent to each air inlet of main push-towing rope by air duct respectively by sub-cylinder Cord clip air inlet, the dry air for being sent into main push-towing rope infiltrates through main push-towing rope and takes away moisture, then passes through the row being vented located at main push-towing rope on cord clip The space discharge that gas port and main push-towing rope are connected with saddle room, complete the process of main push-towing rope dehumidifying.Required according to main push-towing rope Maintenance Design, into master The dry air pressure of cable is 3000Pa, therefore, the output pressure of centrifugal blower should be greater than 3000Pa and have more than needed;System exports Flow calculates and has redundancy on request.In the case of the unit that dehumidifies normally is blown, the pressure in air inlet cord clip is not more than 3000Pa, is Prevent the pressure of air inlet cord clip under abnormal conditions rises from causing to damage to main push-towing rope encapsulant, high pressure positive blower wind outlet sets super Pressure exhaust valve, pressure release during setting value is exceeded for pressure.Superpressure air bleeding valve is there are also installed on air inlet cord clip.In exhaust cord clip On be additionally provided with unidirectional pressure-fired air bleeding valve so that main push-towing rope inside keep malleation, humid air can be prevented to flow backwards and realize certain master Cable pressure holding function.
Because main rope of suspension bridge close structure, the gap between layers of material is minimum, therefore enter the dry air of main push-towing rope Purity requirements are high, to ensure to reach purity requirements, except dry air prepared by dehumidifying unit has already passed through secondary filtration Outside, the air intake of centrifugal high pressure fan 26 of air-supply passage adds a H13 high efficiency particulate air filters 25, and its precision is particle diameter >=0.3 μm, mistake Efficiency E >=99.7 are filtered, filter inlet and outlet set differential pressure pickup, and pressure difference controls system alarm prompting when being more than 400Pa.In height The outlet air end of pressure centrifugal blower is additionally provided with H14 high efficiency particulate air filters 23 and carries out secondary filter, to ensure the dry air of unit submitting Meet purity requirements.
Dry air transfer passage:The dry air of centrifugal high pressure fan output sets humiture, pressure through control system Enter the of short duration storage of sub-cylinder after fixed, the aspirating pipeline drawn by sub-cylinder is sent to each main push-towing rope air inlet cord clip air inlet respectively.
Dry air transfer passage pipeline is made up of stainless steel tube, metal hose and Multi-layer compound plastic expects pipe.To ensure to be The dry air conveyed of uniting is up to standard and extends the service life of pipeline, up to saddle room is adopted since high-pressure axial flow fan air intake Blown with mirror face stainless steel pipe;Transfer pipeline from saddle room along main push-towing rope to each air inlet cord clip air inlet of main push-towing rope uses Multi-layer compound plastic Expects pipe.Multilayer composite plastic inner tube layer uses PE materials, and selected multilayer composite plastic outer tube layer plastic material should have good Good uvioresistant and erosion-resisting ability.Each connection end uses stainless steel flexible steel in flat section tubing, to compensate pipeline, machine, set The mutual displacement of standby connection end, absorbs vibrational energy, while plays the effect such as damping, noise reduction.
Control system by power cabinet, PLC control cabinet, UPS, Temperature Humidity Sensor, pressure sensor, flow sensor, can Programmed logic controller, data acquisition device etc. form.Undertake dry air preparation system, induction system and humiture of supplying gas, The control of flow, pressure etc..
After being built up due to suspension bridge, the maintenance work of bridge is large in number and widely distributed, and this requires the control of main push-towing rope dehumidification system to the greatest extent may be used Can be intelligent;The control of integrated form dehumidification system uses interactive man-machine's interface display monitoring data, is controlled by PLC+ touch-screens, Can intuitively observe full-bridge dehumidification system operation conditions and fault message, and can remote diagnostic device failure cause, it is convenient timely Maintenance.
All Temperature Humidity Sensors, pressure sensor, the flow sensing installed in monitor control system monitoring dehumidification system The data and dehumidification equipment internal sensor data of device, data acquiring frequency 0.1Hz, data storage frequency is 1Hz, and data are adopted Sample precision 16.
Sent each(Row)Data acquisition device is installed on gas cord clip, analogue collection module, collection are installed in vasculum Epidemic disaster and pressure data in cord clip, PLC is connected to by 485 buses, PLC is acquired to these data, and handle Data are sent to airhandling equipment, and airhandling equipment can adjust operation reserve according to setting.
A set of main control PLC is configured for the often set airhandling equipment of main push-towing rope dehumidifying, and often set main control PLC is respectively provided with one The individual HMI for on-site supervision touch-screen.The HMI functions that touch-screen is realized are set including acquisition parameter, and sensing data connects Enter, the function such as logic control, alarm and data storage.And set two main control PLCs standby each other.Often cover airhandling equipment and Integrated PLC is both provided with inside dehumidification equipment, integrated PLC is used to gather the temperature inside airhandling equipment and dehumidification equipment The data such as degree, humidity, pressure and internal pipeline pressure, electric operation state, filter pressure, and control airhandling equipment With the dehumidifier inside dehumidification equipment, the equipment such as heater, high pressure positive blower, heat exchanger is orderly, normal operation.
It is also dry air that the inside confined space of casing 1, which is used for equipment centralized arrangement needed for system, whole box house, A part for storage area;For convenience of arranging and transporting, transformation can be carried out using 6000x3000 TEU (Twenty-foot Equivalent Unit)s and formed.Transformation Casing afterwards requires all and should strictly sealed into and out of pipeline connectivity port that manhole door should also have strict seal approach, to ensure to collect Internal gas flow of casing blocks with air;By system equipment centralized arrangement, the working environment of dehumidification equipment had both been improved, and had been increased The reliability that equipment uses.Simultaneously in system installation, by equipment box integral hoisting to erecting bed it is in place after, The work such as the laying of pipeline need to be carried out.System installation will be made more convenient.
The present invention is used for the dehumidification system that bridge main push-towing rope is safeguarded, using Integration Design, dehumidifying unit, air-treatment are set Standby, PLC control cabinet, power cabinet, centrifugal blower, air inlet valve, filter, UPS, unit temperature, humidity, pressure, flow sensor Etc. being integrated in a casing;Whole box house is also a part for dry air storage area, significantly improves equipment Working environment, add the reliability of equipment.
Control system can monitor in real time and remote diagnosis main push-towing rope dehumidification system operation conditions and effect on moisture extraction, each air inlet rope Position is pressed from both sides equipped with Temperature Humidity Sensor, pressure sensor, temperature and relative humidity, data acquisition are also equipped with each exhaust cord clip Case possesses signal acquisition and transfer function, can be achieved to monitor whole main push-towing rope dehumidification system in real time;Using interactive man-machine Interface display monitoring data, controlled by PLC+ touch-screens, can intuitively observe full-bridge dehumidification system operation conditions and failure letter Breath, and can remote diagnostic device failure cause, facilitate on-call maintenance.
Safety valve is provided with air inlet cord clip, it is ensured that the pressure into main push-towing rope is not more than setting pressure, more than setting pressure When take decompression protection.Pressure-fired valve is provided with exhaust cord clip, air blow back can be prevented and realize certain main push-towing rope pressure holding function.
The present invention is used for the integrated form dehumidification system that main rope of suspension bridge is safeguarded, is prepared in casing confined space and meets main push-towing rope The dry air of temperature, humidity needed for dehumidifying, the air inlet cord clip air inlet being sent into by air duct along main push-towing rope on main push-towing rope, The dry air for being sent into main push-towing rope infiltrates through main push-towing rope and takes away moisture, then by the exhaust cord clip exhaust outlet on main push-towing rope and main push-towing rope with The space discharge of saddle room connection, completes main push-towing rope dehumidification process.Whole box house is also a part for dry air storage area, Both the working environment of dehumidification equipment had been improved, while has added the reliability that equipment uses;Casing can be changed using TEU (Twenty-foot Equivalent Unit) Make and be made, it is easily manufactured;Equipment box integral hoisting to erecting bed it is in place after, only need to carry out pipeline laying connection, pacify Fill convenient and quick construction;Using interactive man-machine's interface display monitoring data, controlled by PLC+ touch-screens, intuitively observe full-bridge Dehumidification system operation conditions and fault message, and can remote diagnostic device failure cause, facilitate on-call maintenance;Project of the present invention is In Jiang Yin Bridge, the left branch of a river suspension bridge of Ma'an Mountain's Changjiang River Highway Bridge, Runyang Changjiang Highway Bridge, Daliang City south shore The project main push-towing ropes such as extra large main road engineering steel truss suspension bridge, Yunnan Longjiang grand bridge, Yichang City mausoleum mouth Changjiang River Highway Bridge dehumidifying work It is applied successfully in journey, obtains satisfied using effect.

Claims (8)

  1. A kind of 1. integrated form dehumidification system safeguarded for main rope of suspension bridge, it is characterised in that:Including casing(1), casing(1)Side It is provided with Manhole Sealing Joints door(18), casing(1)The airhandling equipment of simultaneously regulator control system operational factor can be measured by being inside provided with (16), power cabinet(14), switch board(12), roughing efficiency air filter(6), medium effeciency filter(2)And dehumidifier(5), roughing efficiency air filter (6)It is provided with air inlet pipeline(10), extraneous air is by air inlet pipeline(10)Into roughing efficiency air filter(6)Filtering, then by dehumidifier (5)Casing is emitted into after dehumidifying(1)It is internal;Casing(1)Inside it is provided with centrifugal blower(26), centrifugal blower(26)Pass through snorkel Road is connected to sub-cylinder(19), air inlet cord clip is provided with main push-towing rope(31), exhaust cord clip(32), sub-cylinder(19)Pass through snorkel Road(30)It is connected to air inlet cord clip air inlet.
  2. 2. it is used for the integrated form dehumidification system that main rope of suspension bridge is safeguarded according to claim 1, it is characterised in that:The dehumidifying Machine(5)Side and medium effeciency filter(2)It is docked and connected, another upper lateral part is provided with regeneration wind pipe(7), bottom is connected with again Raw air inlet pipeline(4), regenerate wind pipe(7)One end is connected to dehumidifier(5)On, the other end extend out to casing(1)It is outside;Again Raw air inlet pipeline(4)One end is connected to dehumidifier(6)On, the other end is connected to air inlet pipeline(10)On axial flow blower(9)Afterwards Side.
  3. 3. it is used for the integrated form dehumidification system that main rope of suspension bridge is safeguarded according to claim 1, it is characterised in that:It is described just to imitate Filter(6)It is connected with air intake compensation conduit(10).
  4. 4. it is used for the integrated form dehumidification system that main rope of suspension bridge is safeguarded according to claim 1, it is characterised in that:The casing (1)Inside it is provided with two centrifugal blowers(26), two centrifugal blowers(26)Two sub-cylinders are connected by aspirating pipeline(19), it is main Multiple air inlet cord clips are connected with cable(31), exhaust cord clip(32), two sub-cylinders(19)Pass through multichannel air duct(30)Even It is connected to multiple air inlet cord clips on main push-towing rope(31)Air inlet.
  5. 5. it is used for the integrated form dehumidification system that main rope of suspension bridge is safeguarded according to claim 1, it is characterised in that:Each air inlet Cord clip(31), exhaust cord clip(32)On data acquisition device is installed, temperature in cord clip, humidity can be gathered by being provided with vasculum With the analogue collection module of pressure data, vasculum is connected to airhandling equipment by PLC(16), airhandling equipment (16)Can be according to the data regulator control system operational factor of acquisition module.
  6. 6. it is used for the integrated form dehumidification system that main rope of suspension bridge is safeguarded according to claim 1, it is characterised in that:The control Device includes traffic monitoring module(20), temperature monitoring module(21)With humidity control module(22).
  7. 7. it is used for the integrated form dehumidification system that main rope of suspension bridge is safeguarded according to claim 1, it is characterised in that:The centrifugation Blower fan(26)Entrance side is provided with high efficiency particulate air filter(25), controller entrance side is provided with outlet high efficiency particulate air filter(23).
  8. 8. it is used for the integrated form dehumidification system that main rope of suspension bridge is safeguarded according to claim 4, it is characterised in that:The air intake Pipeline(10)Air inlet is provided with air intake filter(6), air inlet pipeline(10)Air intake filter(6)Front is provided with control valve (17).
CN201710538437.4A 2017-07-04 2017-07-04 A kind of integrated form dehumidification system safeguarded for main rope of suspension bridge Pending CN107354859A (en)

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CN201710538437.4A CN107354859A (en) 2017-07-04 2017-07-04 A kind of integrated form dehumidification system safeguarded for main rope of suspension bridge

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108301324A (en) * 2018-01-25 2018-07-20 中铁大桥科学研究院有限公司 A kind of cable-stayed bridge cable Intelligent dehumidifying deicing system and method
CN109140995A (en) * 2018-08-20 2019-01-04 江苏中矿大正表面工程技术有限公司 A kind of main rope of suspension bridge removal moisture drying system and detection device
CN110565524A (en) * 2019-09-30 2019-12-13 西南交通大学 Assessment method of air supply and dehumidification system in main cable of suspension bridge
KR102171346B1 (en) * 2020-04-27 2020-10-29 정한나 Dehumidifier of Cable for Suspention Bridges
CN112726431A (en) * 2020-12-29 2021-04-30 中交公路规划设计院有限公司 Main cable dehumidification corrosion prevention device

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CN102149979A (en) * 2008-07-18 2011-08-10 门图斯控股集团公司 Method and device for preparing air to be supplied to a room to a desired temperature and a desired humidity
CN201770941U (en) * 2010-07-28 2011-03-23 崔冰 Dehumidification and corrosion prevention system for main cable of suspension bridge using dry air preparation station for air supply
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Publication number Priority date Publication date Assignee Title
CN108301324A (en) * 2018-01-25 2018-07-20 中铁大桥科学研究院有限公司 A kind of cable-stayed bridge cable Intelligent dehumidifying deicing system and method
CN109140995A (en) * 2018-08-20 2019-01-04 江苏中矿大正表面工程技术有限公司 A kind of main rope of suspension bridge removal moisture drying system and detection device
CN110565524A (en) * 2019-09-30 2019-12-13 西南交通大学 Assessment method of air supply and dehumidification system in main cable of suspension bridge
CN110565524B (en) * 2019-09-30 2021-03-30 西南交通大学 Assessment method for air supply and dehumidification system in main cable of suspension bridge
KR102171346B1 (en) * 2020-04-27 2020-10-29 정한나 Dehumidifier of Cable for Suspention Bridges
CN112726431A (en) * 2020-12-29 2021-04-30 中交公路规划设计院有限公司 Main cable dehumidification corrosion prevention device

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Application publication date: 20171117