CN110158482A - A kind of automatic spray maintenance process of oblique pull Surveillance of Continuous Beam concrete - Google Patents
A kind of automatic spray maintenance process of oblique pull Surveillance of Continuous Beam concrete Download PDFInfo
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- CN110158482A CN110158482A CN201910562206.6A CN201910562206A CN110158482A CN 110158482 A CN110158482 A CN 110158482A CN 201910562206 A CN201910562206 A CN 201910562206A CN 110158482 A CN110158482 A CN 110158482A
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- 238000012423 maintenance Methods 0.000 title claims abstract description 51
- 239000007921 spray Substances 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 26
- 230000008569 process Effects 0.000 title claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 194
- 230000037452 priming Effects 0.000 claims abstract description 10
- 230000001932 seasonal effect Effects 0.000 claims abstract description 6
- 238000010276 construction Methods 0.000 claims description 12
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 238000013461 design Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 5
- 238000005336 cracking Methods 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000008092 positive effect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/02—Selection of the hardening environment
- C04B40/0277—Hardening promoted by using additional water, e.g. by spraying water on the green concrete element
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D11/00—Suspension or cable-stayed bridges
- E01D11/04—Cable-stayed bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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Abstract
The invention discloses a kind of automatic spray maintenance processes of oblique pull Surveillance of Continuous Beam concrete, comprising the following steps: step 1 arranges sprinkling curing system, which includes water supply system and electrical system；The water supply system includes water source, inlet water solenoid valve, self priming pump, water tank, main jet water pipe, water pump, booster pump, more branch's sparge pipes, multiple spray heads and multiple tributary controlled valves；Step 2 judges whether water pump meets according to the power of water pump and send water requirement；Curing time and idle hours is arranged in step 3；Curing time is according to Various Seasonal and DIFFERENT METEOROLOGICAL CONDITIONS and to be subject to thoroughly drench continuous beam beam body interior outer container concrete and be arranged；Idle hours is the time setting to be evaporated according to continuous beam body surface moisture；Step 4 starts automatic operating maintenance.Automatic spray maintenance process of the invention can greatly reduce the cost of labor of concrete curing and eliminate the harm that the uncertain factor of nourishment generates box beam concrete.
Description
Technical field
The present invention relates to a kind of automatic spray maintenance processes of oblique pull Surveillance of Continuous Beam concrete.
Background technique
The fast development of China's economic has pushed the perfect and upgrading of infrastructure, and high-speed rail, the bridge of modernization are all adjoint
China's economic it is fast-developing, high-speed rail infrastructure service life is required very high, this proposes the construction quality of concrete
Higher requirement, and the maintenance of concrete is the key link of concrete quality.Concrete curing be artificially cause it is certain
Humidity and temperature condition keep the concrete just poured normal or accelerate its hardening and gain in strength.Concrete curing one
As using watering natural curing, spray-coated film maintenance and plastic film package maintenance etc. several methods.These types of concrete curing
Mechanism to be all to maintain concrete wet, avoid dehydration to reach maintenance purpose.Traditional nourishment has the disadvantage that feeding
Shield frequency is insufficient, uneven, night of sprinkling water in maintenance processes conserves maintenance neutral gear phase of blind area and worker's appearance on and off duty etc. no
Certainty factor, and easily there is phenomena such as switch spray switch is closed not in time in night maintenance, causes the very big wave of water resource
Take.
Summary of the invention
A kind of the automatic of oblique pull Surveillance of Continuous Beam concrete is provided it is an object of the invention to overcome the deficiencies of existing technologies
Maintenance process is sprayed, it can greatly reduce the cost of labor of concrete curing, and eliminate the uncertain factor pair of nourishment
Box beam concrete generate harm, and to improve box beam early strength, prevent concrete from cracking with positive effect.
The object of the present invention is achieved like this: a kind of automatic spray maintenance process of oblique pull Surveillance of Continuous Beam concrete, packet
Include following steps:
Step 1 arranges sprinkling curing system, which includes water supply system and electrical system；
The water supply system includes water source, inlet water solenoid valve, self priming pump, water tank, main jet water pipe, water pump, booster pump, more
Root branch sparge pipe, multiple spray heads and multiple tributary controlled valves；Wherein,
The water source is connect by construction water feed pipe with water tank；The inlet water solenoid valve and self priming pump are installed in
On construction water feed pipe；The water tank is mounted on the top surface of No. 0 block beam section of continuous beam；The main jet water pipe is arranged in
It is connect on the top surface of No. 0 block beam section of continuous beam and with water tank；The water pump and booster pump are installed on main jet water pipe；It is more
The input end of root branch sparge pipe is both connected on the main jet water pipe, and more branch's sparge pipes are extended to be connected for cantilever pouring
Continue on the Hanging Basket of beam and be each located on the outside of web, the bottom of interior roof box, the top of top plate and the bottom of bottom plate of continuous beam
Portion；Multiple spray heads are mounted on the outlet end of more branch's sparge pipes correspondingly；Multiple tributary controlled valves are correspondingly
It is mounted on the joint of the main jet water pipe and more branch's sparge pipes；
The electrical system includes power supply and time switch；The power supply for provide self priming pump, water pump and
Electric power needed for being pressurized pump work；The electrical input of the time switch is connect with power supply, the electricity output of the time switch
End is connect with the water pump；
Step 2 judges whether water pump meets according to the power of water pump and send water requirement, first calculates water pump according to following equation
Water supply Q,
In formula: A is the area of section of pipeline；H is head difference；G is gravity constant, and μ is pipeline flow coefficient,ζc
For pipe-line system resistance coefficient,
In formula: λ is frictional resistant coefficient；L is the length of a certain pipeline section；D is internal diameter of the pipeline；ζ is the part of each pipeline
Resistance coefficient；
∑ ζ=ζ1+2ζ2+ζ3+ζ4, in formula: ζ1, ζ2, ζ3, ζ4It is illustrated respectively in pipeline import, elbow, valve and tube outlet
The coefficient of partial resistance at place；
The relation formula of power and water supply Q further according to water pumpCalculate the gross pressure F of water flow in pipeline；Again
It is obtained according to the relation formula F=mg of pressure F and quality mThe last effluent quality according to the m being calculated and design
It compares, judges whether water pump meets and send water requirement；
Curing time and idle hours is arranged in step 3；Curing time be according to Various Seasonal and DIFFERENT METEOROLOGICAL CONDITIONS simultaneously
It is subject to the beam body interior outer container concrete of continuous beam can thoroughly be drenched and be arranged；Idle hours is according to continuous beam body surface moisture
The time setting to evaporate, it is ensured that beam body concrete is in moisture state always；
Step 4 starts automatic operating maintenance, is first pumped at water source in water tank by self-priming, when water tank
When water level decreasing is to a setting value, the inlet water solenoid valve on construction water feed pipe opens water inlet；When on the water level of water tank
It is raised to certain altitude, inlet water solenoid valve is automatically closed, while more branches are arranged on the Hanging Basket for cantilever pouring continuous beam
Sparge pipe, the outside of web of the position and continuous beam of these branch's sparge pipes, the bottom of interior roof box, top plate top
It is corresponding with the position of the bottom of bottom plate, and matched booster pump is installed according to maintenance area on main jet water pipe, to guarantee to support
Shield water energy covers the concrete surface that need to be conserved；The switch for opening power supply is powered to time switch, and it is controllable to open tributary
Valve automatically turns on water pump after reaching the opening time of time switch setting, is determined the water in water tank by water pump and booster pump
To being diverted to multiple branch's sparge pipes, and from multiple spray heads simultaneously to the surface disposable jet curing water of continuous beam, injection
Time is controlled by time switch, and water pump is automatically closed after reaching the curing time of setting, stops injection curing water；Work as idle hours
After reaching, time switch automatically opens the injection that water pump carries out automatic maintenance water again, and such circulating maintenance expires until conserving
Until, finally, automatic spray curing system, with Hanging Basket traveling, the next segment for moving to continuous beam carries out cantilever pouring and supports
Shield.
The automatic spray maintenance process of above-mentioned oblique pull Surveillance of Continuous Beam concrete, wherein branch's sparge pipe and spray
Head is mounted on the Hanging Basket by bracket, can be moved with the walking of Hanging Basket.
The automatic spray maintenance process of above-mentioned oblique pull Surveillance of Continuous Beam concrete, wherein the main jet water pipe uses internal diameter
For the PPR water pipe of 63mm；Branch's sparge pipe uses internal diameter for the PE water pipe of 50mm.
The automatic spray maintenance process of oblique pull Surveillance of Continuous Beam concrete of the invention has the following characteristics that
1. direction splitter, the joint of main jet water pipe and branch's sparge pipe is respectively mounted tributary valve, and when maintenance is as needed
Each branch's sparge pipe can be controlled by tributary valve, play the role of direction splitter, can avoid a large amount of unnecessary water wastes；
2. automation, spray maintenance is combined using water pump with time switch, and time switch can be according to Various Seasonal, difference
Curing time, idle hours etc. is arranged in meteorological condition, and being provided with rear sprinkling curing system can automatically turn on and stop conserving, and subtract
A large amount of artificial investments are lacked；
3. mobility is strong, spray system still can be to a upper section when can move to next section beam section with Hanging Basket traveling, Hanging Basket
Beam section concrete is conserved, and has been fully ensured that the curing time of every section beam section concrete, has been met curing requirements；
4. maintenance effect is significant, quality is guaranteed, and spray system is finished from supplying water to work, realizes process substantially entirely certainly
Dynamic control, the uniform fluid flow of ejection, no dead angle cover concrete component, and maintenance effect is splendid, reaches round-the-clock, comprehensive, full-automatic
" three complete " tending quality standard, greatly reduce the cost of labor of concrete curing, and eliminate nourishment it is uncertain because
The harm that element generates box beam concrete, and have obviously to improving the early strength of box beam, preventing concrete from cracking
Effect.
Detailed description of the invention
Fig. 1 is the partial structural diagram of the sprinkling curing system of oblique pull Surveillance of Continuous Beam concrete of the invention；
Fig. 2 is the spray head layout drawing of the sprinkling curing system of oblique pull Surveillance of Continuous Beam concrete of the invention；
Fig. 3 is the side view of Fig. 2；
Fig. 4 is that the automatic spray maintenance process of oblique pull Surveillance of Continuous Beam concrete of the invention carries out the flow chart of step 4.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings.
The automatic spray maintenance process of oblique pull Surveillance of Continuous Beam concrete of the invention referring to FIG. 1 to FIG. 4, including it is following
Step:
Step 1 arranges sprinkling curing system, which includes water supply system and electrical system；
Water supply system includes water source, inlet water solenoid valve, self priming pump, water tank 20, main jet water pipe 30, water pump, booster pump, more
Root branch sparge pipe, multiple spray heads 50 and multiple tributary controlled valves 60；Wherein,
Water source is connect by construction water feed pipe 10 with water tank 20；Inlet water solenoid valve and self priming pump are installed in construction
With on water feed pipe 10；Water tank 20 is mounted on the top surface of No. 0 block beam section 100a of continuous beam；30 company of being arranged in of main jet water pipe
Connect on the top surface of No. 0 block beam section 100a of continuous beam 100 and with water tank 20, main jet water pipe 30 be laid on continuous beam 100
Hanging basket track 200 on top surface is parallel, and main jet water pipe 30 uses internal diameter for the PPR water pipe of 63mm；Water pump and booster pump are respectively mounted
On main jet water pipe 30；Branch's sparge pipe uses internal diameter for the PE water pipe of 50mm, and the input end of branch's sparge pipe is both connected to master
On sparge pipe 30, branch's sparge pipe is extended on the Hanging Basket 300 for cantilever pouring continuous beam 100 and is each located on by bracket
The outside of the web of continuous beam 100, the bottom of interior roof box, the top of top plate and bottom plate bottom, branch's sparge pipe can be with
The walking of Hanging Basket 300 and move；Branch's sparge pipe includes exterior wall branch sparge pipe 41, inner wall branch sparge pipe 42, top plate
Branch's sparge pipe 43 and bottom plate branch sparge pipe 44；Multiple spray heads 50 are mounted on going out for each branch's sparge pipe correspondingly
Mouth end；Multiple tributary controlled valves 60 are mounted on the joint of main jet water pipe 30 Yu each branch's sparge pipe correspondingly；
Electrical system includes power supply and time switch；Power supply is for providing self priming pump, water pump and booster pump work
Electric power needed for making；The electrical input of time switch is connect with power supply, and the electricity output end of the time switch is connect with water pump；
Step 2 judges whether water pump meets according to the power of water pump and send water requirement, first calculates water pump according to following equation
Water supply Q,
In formula: A is the area of section of pipeline；H is head difference；G is gravity constant, and μ is pipeline flow coefficient,ζc
For pipe-line system resistance coefficient,
In formula: λ is frictional resistant coefficient；L is the length of a certain pipeline section；D is internal diameter of the pipeline；ζ is the part of each pipeline
Resistance coefficient；
∑ ζ=ζ1+2ζ2+ζ3+ζ4, in formula: ζ1, ζ2, ζ3, ζ4It is illustrated respectively in pipeline import, elbow, valve and tube outlet
The coefficient of partial resistance at place；
The relation formula of power and water supply Q further according to water pumpCalculate the gross pressure F of water flow in pipeline；Again
It is obtained according to the relation formula F=mg of pressure F and quality mThe last effluent quality according to the m being calculated and design
It compares, judges whether water pump meets and send water requirement；
If the power of the water pump in sprinkling curing system is 5KW；Frictional resistant coefficient λ=0.01；The length l of a certain pipeline section
=40+4；Internal diameter of the pipeline d=63mm and 50mm；Coefficient of partial resistance ζ at pipeline import, elbow, valve and tube outlet1,
ζ2, ζ3, ζ4Respectively 0.5,0.1,0.5,1；
ζ=ζ1+2ζ2+ζ3+ζ4=0.5+0.2+0.5+1=2.2
The relation formula of power and water supply Q further according to water pumpCalculate the gross pressure F of water flow in pipeline
It is obtained further according to the relation formula F=mg of pressure F and quality m
Wherein [m]=4kg is the effluent quality of design；
Therefore judge that the power of water pump is able to satisfy the water supply requirement of sprinkling curing system；
Curing time and idle hours is arranged in step 3；Curing time be according to Various Seasonal and DIFFERENT METEOROLOGICAL CONDITIONS simultaneously
It is subject to the beam body interior outer container concrete of continuous beam can thoroughly be drenched and be arranged；Idle hours is the beam body surface according to continuous beam
The time setting that moisture evaporates, it is ensured that beam body concrete is in moisture state always；
Step 4 starts automatic operating maintenance, is first pumped at water source in water tank by self-priming, when water tank
When water level decreasing is to a setting value, the inlet water solenoid valve on construction water feed pipe opens water inlet；When on the water level of water tank
It is raised to certain altitude, inlet water solenoid valve is automatically closed, while more branches are arranged on the Hanging Basket for cantilever pouring continuous beam
Sparge pipe, the outside of web of the position and continuous beam of these branch's sparge pipes, the bottom of interior roof box, top plate top
It is corresponding with the position of the bottom of bottom plate, and matched booster pump is installed according to maintenance area on main jet water pipe, to guarantee to support
Shield water energy covers the concrete surface that need to be conserved；The switch for opening power supply is powered to time switch, and it is controllable to open tributary
Valve automatically turns on water pump after reaching the opening time of time switch setting, is determined the water in water tank by water pump and booster pump
To being diverted to multiple branch's sparge pipes, and conserved simultaneously to the concrete surface disposable jet of continuous beam from multiple spray heads
Water, injecting time (curing time) are controlled by time switch, and water pump is automatically closed after reaching the curing time of setting, stops injection
Curing water；After reaching idle hours, time switch automatically opens the injection that water pump carries out automatic maintenance water again, so recycles
Until maintenance expires until conserving, finally, automatic spray curing system moves to next section beam of continuous beam with Hanging Basket traveling
Duan Jinhang cantilever pouring concrete and concrete curing.
The automatic spray maintenance process of oblique pull Surveillance of Continuous Beam concrete of the invention, tributary is arranged on main jet water pipe 30 can
The work that valve 60 controls spray head is controlled, and can using the tributary that the region is turned off manually to the spray head for being located at power supply for construction region
Control valve 60 is closed, and guarantees to operate normally without electricity consumption region automatic spray.
The automatic spray maintenance process of oblique pull Surveillance of Continuous Beam concrete of the invention has the following characteristics that
1. direction splitter, the joint of main jet water pipe and branch's sparge pipe is respectively mounted tributary valve, and when maintenance is as needed
Each branch's sparge pipe can be controlled by tributary valve, play the role of direction splitter, can avoid a large amount of unnecessary water wastes；
2. automation, spray maintenance is combined using water pump with time switch, and time switch can be according to Various Seasonal, difference
Curing time, idle hours etc. is arranged in meteorological condition, and being provided with rear sprinkling curing system can automatically turn on and stop conserving, and subtract
A large amount of artificial investments are lacked；
3. mobility is strong, spray system still can be to a upper section when can move to next section beam section with Hanging Basket traveling, Hanging Basket
Beam section concrete is conserved, and has been fully ensured that the curing time of every section beam section concrete, has been met curing requirements；
4. maintenance effect is significant, quality is guaranteed, and spray system is finished from supplying water to work, realizes process substantially entirely certainly
Dynamic control, the uniform fluid flow of ejection, no dead angle cover concrete component, and maintenance effect is splendid, reaches round-the-clock, comprehensive, full-automatic
" three complete " tending quality standard, to improving the early strength of box beam body, prevent concrete from cracking with positive effect.
Using automatic spray maintenance process of the invention, concrete is made to have good curing condition, concrete early strength
Rise comparatively fast, has won the time for processes such as subsequent tensioning, mud jacking.
Automatic spray maintenance process of the invention also can apply to other Construction of continuous beam, and maintenance face is uniform in the same time
Wetting, can on time, periodically carry out spray maintenance, saved great lot of water resources.
Above embodiments are used for illustrative purposes only, rather than limitation of the present invention, the technology people in relation to technical field
Member, without departing from the spirit and scope of the present invention, can also make various transformation or modification, therefore all equivalent
Technical solution also should belong to scope of the invention, should be limited by each claim.
Claims (3)
1. a kind of automatic spray maintenance process of oblique pull Surveillance of Continuous Beam concrete, which is characterized in that the spray maintenance process packet
Include following steps:
Step 1 arranges sprinkling curing system, which includes water supply system and electrical system；
The water supply system includes water source, inlet water solenoid valve, self priming pump, water tank, main jet water pipe, water pump, booster pump, Duo Genfen
Branch sparge pipe, multiple spray heads and multiple tributary controlled valves；Wherein,
The water source is connect by construction water feed pipe with water tank；The inlet water solenoid valve and self priming pump are installed in construction
With on water feed pipe；The water tank is mounted on the top surface of No. 0 block beam section of continuous beam；The main jet water pipe is arranged in continuously
It is connect on the top surface of No. 0 block beam section of beam and with water tank；The water pump and booster pump are installed on main jet water pipe；More points
The input end of branch sparge pipe is both connected on the main jet water pipe, and more branch's sparge pipes are extended to for cantilever pouring continuous beam
Hanging Basket on and be each located on the outside of web, the bottom of interior roof box, the top of top plate and the bottom of bottom plate of continuous beam；It is more
A spray head is mounted on the outlet end of more branch's sparge pipes correspondingly；Multiple tributary controlled valves are mounted on correspondingly
The joint of the main jet water pipe and more branch's sparge pipes；
The electrical system includes power supply and time switch；The power supply is for providing self priming pump, water pump and pressurization
Electric power needed for pump work；The electrical input of the time switch is connect with power supply, the electricity output end of the time switch with
The water pump connection；
Step 2 judges whether water pump meets according to the power of water pump and send water requirement, and the confession of water pump is first calculated according to following equation
Water Q,
In formula: A is the area of section of pipeline；H is head difference；G is gravity constant, and μ is pipeline flow coefficient,ζcFor pipe
Road system resistance coefficient,
In formula: λ is frictional resistant coefficient；L is the length of a certain pipeline section；D is internal diameter of the pipeline；ζ is the local resistance of each pipeline
Coefficient；
∑ ζ=ζ1+2ζ2+ζ3+ζ4, in formula: ζ1, ζ2, ζ3, ζ4It is illustrated respectively at pipeline import, elbow, valve and tube outlet
Coefficient of partial resistance；
The relation formula of power and water supply Q further according to water pumpCalculate the gross pressure F of water flow in pipeline；Further according to
The relation formula F=mg of pressure F and quality m is obtainedIt is last to be carried out according to the m being calculated and the effluent quality of design
Comparison, judges whether water pump meets and send water requirement；
Curing time and idle hours is arranged in step 3；Curing time is according to Various Seasonal and DIFFERENT METEOROLOGICAL CONDITIONS and with energy
By the beam body interior outer container concrete of continuous beam thoroughly drench subject to be arranged；Idle hours is evaporated according to continuous beam body surface moisture
The time setting finished, it is ensured that beam body concrete is in moisture state always；
Step 4 starts automatic operating maintenance, is first pumped at water source in water tank by self-priming, when the water level of water tank
When dropping to a setting value, the inlet water solenoid valve on construction water feed pipe opens water inlet；When the water level of water tank rises to
Certain altitude, inlet water solenoid valve are automatically closed, while more branch's water sprays are arranged on the Hanging Basket for cantilever pouring continuous beam
Pipe, the outside of web of the position and continuous beam of these branch's sparge pipes, the bottom of interior roof box, top plate top and bottom
The position of the bottom of plate is corresponding, and installs matched booster pump according to maintenance area on main jet water pipe, to guarantee curing water
The concrete surface that need to be conserved can be covered；The switch for opening power supply is powered to time switch, and opens tributary controlled valve, arrives
Water pump is automatically turned on after the opening time set up to time switch, by water pump and booster pump by the water direction splitter in water tank
To multiple branch's sparge pipes, and from multiple spray heads simultaneously to the surface disposable jet curing water of continuous beam, injecting time by
Water pump is automatically closed after reaching the curing time of setting in time switch control, stops injection curing water；Reach when idle hours
Afterwards, time switch automatically opens the injection that water pump carries out automatic maintenance water again, until such circulating maintenance expires until conserving,
Finally, automatic spray curing system, with Hanging Basket traveling, the next segment for moving to continuous beam carries out cantilever pouring and maintenance.
2. the automatic spray maintenance process of oblique pull Surveillance of Continuous Beam concrete according to claim 1, which is characterized in that described
Branch's sparge pipe and spray head pass through bracket and are mounted on the Hanging Basket, can move with the walking of Hanging Basket.
3. the automatic spray maintenance process of oblique pull Surveillance of Continuous Beam concrete according to claim 1, which is characterized in that described
Main jet water pipe uses internal diameter for the PPR water pipe of 63mm；Branch's sparge pipe uses internal diameter for the PE water pipe of 50mm.
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| CN110853889A (en) * | 2019-11-26 | 2020-02-28 | 国网四川省电力公司眉山供电公司 | Non-contact type transformer auxiliary automatic cooling system and method |
| CN111962514A (en) * | 2020-07-28 | 2020-11-20 | 国网福建省电力有限公司 | Intelligent maintenance system for dam panel |
| CN112267388A (en) * | 2020-09-24 | 2021-01-26 | 中铁十六局集团路桥工程有限公司 | Hang and irritate roof beam rhombus and hang basket intelligence rain insensitive device |
| CN112681153A (en) * | 2021-01-04 | 2021-04-20 | 中建一局集团第二建筑有限公司 | Intelligent maintenance structure and maintenance method for concrete at cantilever end of cantilever-cast bridge |
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Application publication date: 20190823 |