CN105402550A - Local repair device and repair method for urban drainage pipeline - Google Patents
Local repair device and repair method for urban drainage pipeline Download PDFInfo
- Publication number
- CN105402550A CN105402550A CN201510844352.XA CN201510844352A CN105402550A CN 105402550 A CN105402550 A CN 105402550A CN 201510844352 A CN201510844352 A CN 201510844352A CN 105402550 A CN105402550 A CN 105402550A
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- Prior art keywords
- pressure
- temperature
- air bag
- control end
- local route
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
- F16L55/162—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe
- F16L55/1645—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a sealing material being introduced inside the pipe by means of a tool moving in the pipe
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/18—Appliances for use in repairing pipes
Abstract
The invention relates to a local repair device and a repair method for an urban drainage pipeline. The repair method is completed by cooperation of an air bag, a guide pipe, an electric heating piece and an end plate in the repair device, air holes and water passing hole in the end plate, a middle controller and a to-be-repaired material. According to the local repair device and the repair method for the urban drainage pipeline, while a thermocuring local repair process in which equipment and procedures are simple and convenient is provided, cost can be reduced, and engineering time and consumption are saved; and in match with pressure curing, the limitation of room temperature local solidification that the engineering time is hasty because the curing speed is high is solved, sufficient operation time is reserved for the engineering, and engineering operation quality is ensured. In the process of thermocuring heating, resin can be heated before initial setting so that the mobility is improved, and the resin can better permeate into cracks and connectors of aged pipes and better permeate into the pipe wall to be perfectly combined with the aged pipe under the pressure action of the air bag.
Description
Technical field
Field repaired by the drainage pipe that the invention belongs in municipal engineering, is specifically related to a kind of urban discharging pipeline local route repair device and restorative procedure thereof.
Background technique
In recent years, the news of the surface collapse caused because sewerage is damaged is of common occurrence, has had a strong impact on the normal life order of people, therefore, repairs broken pipe in time and seems particularly important.Conventional way is that excavation road carries out replace tubes process to pipeline, and not only the duration is longer, and cost is higher.Along with the development of science and technology, adopting trenchless technology to repair sewerage while not affecting road traffic, can repair piping failure point, thus recovers the orders of life of people as early as possible fast and accurately.The method and apparatus of existing non-excavation rehabilitation sewerage mainly leans against former inner-walls of duct and does liner.Its defect must carry out whole section of reparation, waste material of taking a lot of work to pipeline.
Application number is the patent application of " 201110321854.6 ", discloses the heat curing process that a kind of CIPP board pulling method liner is repaired, is specially a thermal source generating means and is arranged on inside hose, directly or indirectly makes class methods of resin solidification to resin heating.In CIPP renovation technique both domestic and external the common feature of heat curing process be thermal source all outside flexible pipe, all belong to circulating-heating technique, its maximum weakness is that boiler belongs to pressurized container, must move at any time in construction, and this causes very large hidden danger to construction safety; Another weakness is that the thermal efficiency is low.
Summary of the invention
For the heat cure local route repair technique providing a kind of equipment and program all easy, reduce cost, save engineering time and expend, coordinate pressure-cure, and it is fast to solve curing rate in normal temperature local solidification, causes the narrow limitation that engineering time is in a hurry, the sufficient activity duration is reserved to engineering, ensure engineer operation quality, the invention provides a kind of urban discharging pipeline local route repair device and restorative procedure thereof, its technological scheme is specific as follows:
A kind of urban discharging pipeline local route repair device, is characterized in that including:
Air bag (1), honeycomb duct (2), electric heating piece (3) and end plate (4),
Described honeycomb duct (2) is arranged along the longitudinal center line of air bag (1),
Described end plate (4) is arranged at air bag (1) two side ends,
Described electric heating piece (3) is uniformly distributed in air bag (1) between inwall and honeycomb duct, and is fixed on honeycomb duct by support,
Described end plate (4) arranges pore and water passage hole.
According to a kind of urban discharging pipeline local route repair device of the present invention, it is characterized in that:
Described a kind of urban discharging pipeline local route repair device also comprises a middle controller,
Described middle controller is provided with temperature reception end, temperature output terminal, pressure receiving terminal and pressure output end,
Described temperature reception end is connected with the power end heated for electric heating piece,
Described temperature output terminal is connected with electric heating piece,
Described pressure receiving terminal is connected with the air compressor for air bag inflation/deflation,
Described pressure output end is connected with air bag.
According to a kind of urban discharging pipeline local route repair device of the present invention, it is characterized in that:
Described water passage hole arranges iron wire, and it is affixed that described iron wire and honeycomb duct form H-shaped.
According to a kind of urban discharging pipeline local route repair device of the present invention, it is characterized in that:
3-5 temperature rank control end is provided with between described temperature reception end and temperature output terminal,
3-5 pressure rank control end is provided with between described pressure receiving terminal and pressure output end,
Described temperature rank control end is by connecting one to one with door and pressure rank control end;
Between described pressure receiving terminal and pressure output end, also arrange an independent Stress control end, described Stress control end and pressure rank control end are for being connected in parallel.
According to a kind of urban discharging pipeline local route repair device of the present invention, it is characterized in that:
Described a kind of urban discharging pipeline local route repair device also includes four steamboats (5),
A described steamboat between two composition 120 degree is fixed on the silk hole of a side end panel, for controlling the position of air bag, making air bag enter pipeline smoothly and not producing with tube wall and rub.
A kind of urban discharging pipeline local route repair method, is characterized in that:
Described restorative procedure by air bag (1), honeycomb duct (2), electric heating piece (3), end plate (4), be arranged at pore on end plate (4) and water passage hole, middle controller, coordinate material to be repaired to complete, concrete steps are as follows:
S1: pipeline pretreatment, CCTV detects confirmation, according to position, place to be repaired, confirms repair materials size;
S2: be arranged on after repair materials being flooded thermosetting resin on air bag, connects middle controller;
S3: pull air bag into main conduit, and send into pipeline place to be repaired; And monitored by CCTV.
S4: by pore to airbag aeration, and make air bag be adjacent to tube wall, keep current pressure;
S5: switch on power to air bag heating, until temperature reaches target temperature, keeps Current Temperatures and keeps the constant 1.5-2.5 of pressure hour;
S6: deenergization, cooling, cooling, by pore to air bag deflation, withdraw repairing device.
According to a kind of urban discharging pipeline local route repair method of the present invention, it is characterized in that:
Described middle controller is provided with temperature reception end, temperature output terminal, pressure receiving terminal and pressure output end,
3-5 temperature rank control end is provided with between described temperature reception end and temperature output terminal,
3-5 pressure rank control end is provided with between described pressure receiving terminal and pressure output end,
Be connected in parallel according to the order of temperature increment between described each temperature rank of temperature rank control end,
Be connected in parallel according to the order of pressure decline between described each pressure rank of pressure rank control end,
Between described temperature rank control end and described pressure rank control end, according to temperature highest level corresponding pressure lowermost level other successively order, be connected with door.
According to a kind of urban discharging pipeline local route repair method of the present invention, it is characterized in that:
Target temperature described in step S5 is set as that 75 degree-85 is spent.
According to a kind of urban discharging pipeline local route repair method of the present invention, it is characterized in that:
In step S2, described repair materials is that nonwovens or glass fibre material are made.
According to a kind of urban discharging pipeline local route repair method of the present invention, it is characterized in that:
Described repair materials is that scene is made.
A kind of urban discharging pipeline local route repair device of the present invention and restorative procedure thereof, while providing a kind of equipment and all easy heat cure local route repair technique of program, also reduce cost, save engineering time and expend, coordinate pressure-cure, and it is fast to solve curing rate in normal temperature local solidification, causes the narrow limitation that engineering time is in a hurry, reserve the sufficient activity duration to engineering, ensure engineer operation quality.Wherein, described heat cure heating process can make resin be heated before initial set mobility to be increased, can infiltrate the crack, interface etc. of old pipe better, better infiltrate tube wall, with old tube wall perfect adaptation under gasbag pressure effect.
Accompanying drawing explanation
Fig. 1 is the repairing device structural representation in the present invention;
Fig. 2 is the restorative procedure step program flow diagram in the present invention;
Fig. 3 is the part-structure schematic diagram of the middle controller in the embodiment of the present invention.
In figure, 1 is air bag; 2 is honeycomb duct; 3 is electric heating piece; 4 is end plate; 5 is steamboat.
Embodiment
Below, according to specification drawings and specific embodiments, a kind of urban discharging pipeline local route repair device of the present invention and restorative procedure thereof are further described in detail.
A kind of urban discharging pipeline local route repair device as shown in Figure 1, include: air bag (1), honeycomb duct (2), electric heating piece (3) and end plate (4), described honeycomb duct (2) is arranged along the longitudinal center line of air bag (1)
Described end plate (4) is arranged at air bag (1) two side ends,
Described electric heating piece (3) is uniformly distributed in air bag (1) between inwall and honeycomb duct, and is fixed on honeycomb duct by support,
Described end plate (4) arranges pore and water passage hole.
Wherein,
Described a kind of urban discharging pipeline local route repair device also comprises a middle controller,
Described middle controller is provided with temperature reception end, temperature output terminal, pressure receiving terminal and pressure output end,
Described temperature reception end is connected with the power end heated for electric heating piece,
Described temperature output terminal is connected with electric heating piece,
Described pressure receiving terminal is connected with the air compressor for air bag inflation/deflation,
Described pressure output end is connected with air bag.
Wherein,
Described water passage hole arranges iron wire, and it is affixed that described iron wire and honeycomb duct form H-shaped.
Wherein,
3-5 temperature rank control end is provided with between described temperature reception end and temperature output terminal,
3-5 pressure rank control end is provided with between described pressure receiving terminal and pressure output end,
Described temperature rank control end is by connecting one to one with door and pressure rank control end;
Between described pressure receiving terminal and pressure output end, also arrange an independent Stress control end, described Stress control end and pressure rank control end are for being connected in parallel.
Wherein,
Described a kind of urban discharging pipeline local route repair device also includes four steamboats (5),
A described steamboat between two composition 120 degree is fixed on the silk hole of a side end panel, for controlling the position of air bag, making air bag enter pipeline smoothly and not producing with tube wall and rub.
A kind of urban discharging pipeline local route repair method as shown in Figure 2, by air bag (1), honeycomb duct (2), electric heating piece (3), end plate (4), be arranged at pore on end plate (4) and water passage hole, middle controller, coordinate material to be repaired to complete, concrete steps are as follows:
S1: pipeline pretreatment, CCTV detects confirmation, according to position, place to be repaired, confirms repair materials size;
S2: be arranged on after repair materials being flooded thermosetting resin on air bag, connects middle controller;
S3: pull air bag into main conduit, and send into pipeline place to be repaired; And monitored by CCTV.
S4: by pore to airbag aeration, and make air bag be adjacent to tube wall, keep current pressure;
S5: switch on power to air bag heating, until temperature reaches target temperature, keeps Current Temperatures and keeps the constant 1.5-2.5 of pressure hour;
S6: deenergization, cooling, cooling, by pore to air bag deflation, withdraw repairing device.
Wherein,
Described middle controller is provided with temperature reception end, temperature output terminal, pressure receiving terminal and pressure output end,
3-5 temperature rank control end is provided with between described temperature reception end and temperature output terminal,
3-5 pressure rank control end is provided with between described pressure receiving terminal and pressure output end,
Be connected in parallel according to the order of temperature increment between described each temperature rank of temperature rank control end,
Be connected in parallel according to the order of pressure decline between described each pressure rank of pressure rank control end,
Between described temperature rank control end and described pressure rank control end, according to temperature highest level corresponding pressure lowermost level other successively order, be connected with door.(as shown in Figure 3)
Wherein,
Target temperature described in step S5 is set as that 75 degree-85 is spent.
Wherein,
In step S2, described repair materials is that nonwovens or glass fibre material are made.
Wherein,
Described repair materials is that scene is made.
Embodiment
Temperature rank control end in the present embodiment and pressure rank control end are set to 3.
The operating process of the present embodiment concrete technology is:
Pipeline process in early stage: shutoff is carried out to pipeline upstream and downstream two ends to be repaired, draws water, cleaning, desilting.
Detect and confirm: the detection of CCTV TV is carried out to pipeline, confirm that pipeline meets construction requirement.
Material is cut out, flood: carry out cutting according to designing requirement to lamination coating, by resin by mixing ratio mixing and stirring, makes lamination coating thorough impregnation resin.
Equipment connection, material are wound around: be connected with the pressure output end of middle controller by tracheae by the pore of air bag, be connected by the pressure receiving terminal of middle controller by tracheae with air compressor.Electric heating piece is connected with the temperature output terminal of middle controller, the temperature reception end of middle controller is connected with power end.Pitch based fiber material is wrapped on air bag, and fixes with thin wire.
Draw in installation: the rope traction end reserved when repairing air bag by managing interior detection being dragged into pipeline, determining whether installation is correct by CCTV.
Bulging, to be heating and curing
A. air bag bulging: to repairing gasbag pressurizes, regulate intracapsular pressure by middle controller, makes inner lining material be adjacent to tube wall, and monitored by CCTV and confirm, general 0.15Mp-0.2Mp can meet construction requirement, keeps current pressure and records as operation pressure.
B. be heating and curing: opening power is heated to air bag by the electric heating piece in air bag, setting heating-up temperature by middle controller is 80 DEG C, temperature ramp de and pressure drop process control by the temperature rank control end in middle controller and pressure rank control end that (physical relationship is followed: when temperature is raised, pressure can increase, at this moment, the corresponding pressure regulated is venting relief passage; When the temperature decreases, pressure will reduce, and at this moment corresponding pressure is aerating Pressure channel.), keep intracapsular pressure to be that operation pressure is constant, be provided with temperature sense contact in repairing device, when temperature in air bag reaches 80 degrees Celsius, thermal switch is closed, deenergization, stops heating.When temperature in air bag reaches lower than 80 degrees Celsius, thermal switch is opened, and connects power supply, heating.All the time ensure that in repairing device be 80 degrees Celsius of constant temperature.
C. heat preservation solidification: constant temperature voltage stabilizing 2 hours, makes resin solidify completely, stops heating, slowly exits, and pull-out repairing device, completes reparation.
7. acceptance test, completion: carry out CCTV TV acceptance test to repair place, confirms that pipeline outward appearance meets design requirement, completes construction.
A kind of urban discharging pipeline local route repair device of the present invention and restorative procedure thereof, while providing a kind of equipment and all easy heat cure local route repair technique of program, also reduce cost, save engineering time and expend, coordinate pressure-cure, and it is fast to solve curing rate in normal temperature local solidification, causes the narrow limitation that engineering time is in a hurry, reserve the sufficient activity duration to engineering, ensure engineer operation quality.Wherein, described heat cure heating process can make resin be heated before initial set mobility to be increased, can infiltrate the crack, interface etc. of old pipe better, better infiltrate tube wall, with old tube wall perfect adaptation under gasbag pressure effect.
Claims (10)
1. a urban discharging pipeline local route repair device, is characterized in that including:
Air bag (1), honeycomb duct (2), electric heating piece (3) and end plate (4),
Described honeycomb duct (2) is arranged along the longitudinal center line of air bag (1),
Described end plate (4) is arranged at air bag (1) two side ends,
Described electric heating piece (3) is uniformly distributed in air bag (1) between inwall and honeycomb duct, and is fixed on honeycomb duct by support,
Described end plate (4) arranges pore and water passage hole.
2. a kind of urban discharging pipeline local route repair device according to claim 1, is characterized in that:
Described a kind of urban discharging pipeline local route repair device also comprises a middle controller,
Described middle controller is provided with temperature reception end, temperature output terminal, pressure receiving terminal and pressure output end,
Described temperature reception end is connected with the power end heated for electric heating piece,
Described temperature output terminal is connected with electric heating piece,
Described pressure receiving terminal is connected with the air compressor for air bag inflation/deflation,
Described pressure output end is connected with air bag.
3. a kind of urban discharging pipeline local route repair device according to claim 1, is characterized in that:
Described water passage hole arranges iron wire, and it is affixed that described iron wire and honeycomb duct form H-shaped.
4. a kind of urban discharging pipeline local route repair device according to claim 2, is characterized in that:
3-5 temperature rank control end is provided with between described temperature reception end and temperature output terminal,
3-5 pressure rank control end is provided with between described pressure receiving terminal and pressure output end,
Described temperature rank control end is by connecting one to one with door and pressure rank control end;
Between described pressure receiving terminal and pressure output end, also arrange an independent Stress control end, described Stress control end and pressure rank control end are for being connected in parallel.
5. a kind of urban discharging pipeline local route repair device according to claim 1, is characterized in that:
Described a kind of urban discharging pipeline local route repair device also includes four steamboats (5),
A described steamboat between two composition 120 degree is fixed on the silk hole of a side end panel, for controlling the position of air bag, making air bag enter pipeline smoothly and not producing with tube wall and rub.
6. a urban discharging pipeline local route repair method, is characterized in that:
Described restorative procedure by air bag (1), honeycomb duct (2), electric heating piece (3), end plate (4), be arranged at pore on end plate (4) and water passage hole, middle controller, coordinate material to be repaired to complete, concrete steps are as follows:
S1: pipeline pretreatment, CCTV detects confirmation, according to position, place to be repaired, confirms repair materials size;
S2: be arranged on after repair materials being flooded thermosetting resin on air bag, connects middle controller;
S3: pull air bag into main conduit, and send into pipeline place to be repaired; And monitored by CCTV.
S4: by pore to airbag aeration, and make air bag be adjacent to tube wall, keep current pressure;
S5: switch on power to air bag heating, until temperature reaches target temperature, keeps Current Temperatures and keeps the constant 1.5-2.5 of pressure hour;
S6: deenergization, cooling, cooling, by pore to air bag deflation, withdraw repairing device.
7. a kind of urban discharging pipeline local route repair method according to claim 6, is characterized in that:
Described middle controller is provided with temperature reception end, temperature output terminal, pressure receiving terminal and pressure output end,
3-5 temperature rank control end is provided with between described temperature reception end and temperature output terminal,
3-5 pressure rank control end is provided with between described pressure receiving terminal and pressure output end,
Be connected in parallel according to the order of temperature increment between described each temperature rank of temperature rank control end,
Be connected in parallel according to the order of pressure decline between described each pressure rank of pressure rank control end,
Between described temperature rank control end and described pressure rank control end, according to temperature highest level corresponding pressure lowermost level other successively order, be connected with door.
8. a kind of urban discharging pipeline local route repair method according to claim 6, is characterized in that:
Target temperature described in step S5 is set as that 75 degree-85 is spent.
9. a kind of urban discharging pipeline local route repair method according to claim 6, is characterized in that:
In step S2, described repair materials is that nonwovens or glass fibre material are made.
10. a kind of urban discharging pipeline local route repair method according to claim 6, is characterized in that:
Described repair materials is that scene is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510844352.XA CN105402550A (en) | 2015-11-26 | 2015-11-26 | Local repair device and repair method for urban drainage pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510844352.XA CN105402550A (en) | 2015-11-26 | 2015-11-26 | Local repair device and repair method for urban drainage pipeline |
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| CN105402550A true CN105402550A (en) | 2016-03-16 |
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| CN201510844352.XA Pending CN105402550A (en) | 2015-11-26 | 2015-11-26 | Local repair device and repair method for urban drainage pipeline |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109868882A (en) * | 2019-03-06 | 2019-06-11 | 北京普洛兰管道科技有限公司 | A kind of drainage pipeline local route repair system and method |
| CN113738992A (en) * | 2021-08-27 | 2021-12-03 | 武汉中仪物联技术股份有限公司 | Pipeline point location repairing method |
| CN114458857A (en) * | 2022-02-22 | 2022-05-10 | 泰州市明新建设工程有限公司 | Pipeline non-excavation repairing device and method |
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| US4671840A (en) * | 1983-02-03 | 1987-06-09 | Coopetanche S.A. | Process for internally lining a duct, a lining installation using this process and ducts provided with a lining in accordance with this process |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109868882A (en) * | 2019-03-06 | 2019-06-11 | 北京普洛兰管道科技有限公司 | A kind of drainage pipeline local route repair system and method |
| CN109868882B (en) * | 2019-03-06 | 2019-12-03 | 北京普洛兰管道科技有限公司 | A kind of drainage pipeline local route repair system and method |
| CN113738992A (en) * | 2021-08-27 | 2021-12-03 | 武汉中仪物联技术股份有限公司 | Pipeline point location repairing method |
| CN114458857A (en) * | 2022-02-22 | 2022-05-10 | 泰州市明新建设工程有限公司 | Pipeline non-excavation repairing device and method |
| CN114458857B (en) * | 2022-02-22 | 2023-12-19 | 泰州市明新建设工程有限公司 | Pipeline non-excavation repairing device and repairing method |
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Application publication date: 20160316 |