CN104060640A - Dredger-used blockage-proof special mud discharging steel pipe and sewage discharging and dredging treating method of dredger - Google Patents
Dredger-used blockage-proof special mud discharging steel pipe and sewage discharging and dredging treating method of dredger Download PDFInfo
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- CN104060640A CN104060640A CN201410205555.XA CN201410205555A CN104060640A CN 104060640 A CN104060640 A CN 104060640A CN 201410205555 A CN201410205555 A CN 201410205555A CN 104060640 A CN104060640 A CN 104060640A
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- steel pipe
- plugging
- dredging
- dredger
- special type
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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
- F16L45/00—Pipe units with cleaning aperture and closure therefor
Abstract
The invention discloses a dredger-used blockage-proof special mud discharging steel pipe. The dredger-used blockage-proof special mud discharging steel pipe comprises a steel pipe body, wherein a discharging hole is formed in the side surface of the steel pipe body at the position close to the middle section; a middle section connecting part is welded to the position above the discharging hole; a rubber mat and a handle cover plate are mounted above the middle section connecting part; the handle cover plate is arranged above the rubber mat. The invention further provides a sewage discharging and dredging treating method of the dredger. The dredger-used blockage-proof special mud discharging steel pipe, provided by the invention, can be used as a steel pipe fixed point check opening, personnel can enter the inner part of the pipeline of a ship conveniently during work stoppage to check the wearing condition of the pipeline; a special inner thickness measuring point is arranged, and the wearing condition can be observed directly; the pipeline which has severe wearing condition and cannot be repaired conveniently from the outside can be treated by attaching plate and welding from the inner part, so that the service life of the steel pipe is prolonged.
Description
Technical field
The invention belongs to steel pipe field, be specifically related to a kind of blowdown dredging processing method of inhaling anti-clogging special type spoil disposal steel pipe peculiar to vessel and strand suction ship of twisting.
Background technology
Large-scale strand is inhaled ship when excavation clay, because the viscosity of clay is larger, when strand suction ship is carried such dredging soil, easily causes clay to stop up the phenomenon of steel pipe.When running into strand and inhale ship excavation clay and be about to plugging, the measure of tradition pipe-blocking-proof is mainly to rely on strand to inhale skill and the rich experience of ship driver exquisiteness, by reduction, dredge native concentration, improve dredge pump rotating speed, increase the measures such as dredge pump row pressure, force the dredging thing stopping up to discharge tube head; This kind of method can be avoided the generation of plugging situation to a certain extent, but can not guarantee success rate; Adopt this kind of method, ship equipment situation, pipeline quality etc. is had relatively high expectations, because row pressure is excessive, easily pipeline route is damaged, larger on the impact of ship equipment.Once generation plugging, traditional method is along pipeline route, by the mode of knocking, to search plugging position by veteran pipeline workman, while finding plugging position, utilize the mode of gas cutting, in plugging position, open an osculum, and then utilize boats and ships that the dredging soil stopping up is forced to discharge from the osculum cutting, and then opening is welded.When stopping state is more serious, need to repeatedly carry out that artificial gas cutting, boats and ships are discharged, artificial repair welding, so move in circles, until the dredging soil of obstruction is discharged completely but time that the method expends longer; Steel pipe is caused to a certain degree and damaged; Need to arrange more personnel to dredge stifled work; The material installation needing is more; There is certain security risk; Especially carry out under water, Coastal Area pipeline, dredged when stifled by fluctuation tidal zone pipeline, spent time, human and material resources, financial resources etc. are huger, on engineering to carry out impact larger; Therefore,, for addressing the above problem, urgently research and develop a new strand and inhale anti-clogging special type spoil disposal steel pipe peculiar to vessel.
Summary of the invention
For addressing the above problem, the present invention proposes a kind of special type spoil disposal steel pipe and using method, time saving and energy saving, reduce costs and anti-clogging, dredge blockage effective.
Strand of the present invention is inhaled anti-clogging special type spoil disposal steel pipe peculiar to vessel, comprises steel pipe main body; The side surface of described steel pipe main body is provided with round near interlude position; The top of described round position is welded with stage casing connector; The top of described stage casing connector is provided with rubber cushion and handle cover plate; Described handle cover plate is arranged on the top of rubber cushion.
Further, on described stage casing connector, rubber cushion and handle cover plate, be provided with screw hole; Described rubber cushion, handle cover plate and stage casing connector are connected and are formed by screw and nut.
Further, the two ends of described steel pipe main body are respectively equipped with connecting hole; Described handle cover plate upper end is fixed with U-shaped handle.
A kind of blowdown dredging processing method of inhaling ship of twisting of the present invention, it is characterized in that: first blow-off pipe circuit is analyzed, by being difficult for the section of dredging after the easy generation plugging section in blow-off pipe circuit and plugging, pick out, after easily there is plugging section and plugging, be difficult for the section of dredging the special type spoil disposal steel pipe as described in the claims is installed respectively;
If blow-off pipe circuit is about to occur plugging, first stop dredging excavation, lift crane span structure, by pipeline personnel, the position of plugging is analyzed, find out and be about to occur plugging position, by opening the round of certain special type spoil disposal steel pipe of plugging position near zone, by boats and ships, blow water and dredge; As pipeline personnel can not determine plugging position, can process by one of them of following three kinds of modes: near certain special type spoil disposal steel pipe round that first open easy generation plugging region (1) is confirmed, by the order open and close perforate to difficult plugging by easy plugging; (2) first open the pipeline of interlude route, by boats and ships, blow water and confirm, then according to the result of confirming, open the interlude of possibility plugging section, by boats and ships, again blow water and confirm; (3) directly by the perforate nearest apart from boats and ships, by completing dredging work by the nearly mode to switch special type spoil disposal steel pipe perforate far away;
When if blow-off pipe circuit plugging has occurred, boats and ships stop construction, the mode of dredging plugging with dredge that to be about to occur the mode of plugging identical.
Described special type spoil disposal steel pipe starts at disembark tail 500m place to install, and every 100m left and right, one joint is installed, and during installation, round upward.
The present invention compared with prior art, it has following beneficial effect: strand of the present invention is inhaled anti-clogging special type spoil disposal steel pipe peculiar to vessel, when being about to plugging or plugging occur, by the mode in pipeline middle part perforate, reduce route length, thereby reduce the discharge pressure that boats and ships need provide, utilize boats and ships to blow water, the dredging thing segmentation of stopping up is discharged, and sludge discharge effects is good; Be used as steel pipe fixed point inspection hole, facilitate personnel to enter into pipeline inside when boats and ships are stopped work the abrasion condition of pipeline is checked, special inside thickness measuring point is set, also can carry out the observation directly perceived of abrasion condition.More serious to wearing and tearing, from outside, repair inconvenient steel pipe and can also carry out from inside attached plate welding, increase the application life of steel pipe.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention.
Fig. 2 is blast structural representation of the present invention.
Fig. 3 is the structural representation of stage casing of the present invention connector, rubber cushion and handle cover plate.
The specific embodiment
As shown in Figure 1, Figure 2 and Figure 3, strand of the present invention is inhaled anti-clogging special type spoil disposal steel pipe peculiar to vessel, comprises steel pipe main body 4; The side surface of described steel pipe main body 4 is provided with round 7 near interlude position; The top of described round 7 positions is welded with stage casing connector 3; The top of described stage casing connector 3 is provided with rubber cushion 2 and handle cover plate 1; Described handle cover plate 1 is arranged on the top of rubber cushion 2.
On described stage casing connector 3, rubber cushion 2 and handle cover plate 1, be provided with screw hole 9; Described rubber cushion 2, handle cover plate 1 and stage casing connector 3 are connected and are formed by screw 5 nuts 6; The two ends of described steel pipe main body 4 are respectively equipped with connecting hole 8; Described handle cover plate 1 upper end is fixed with U-shaped handle 10.
A kind of blowdown dredging processing method of inhaling ship of twisting of the present invention, it is characterized in that: first blow-off pipe circuit is analyzed, by being difficult for the section of dredging after the easy generation plugging section in blow-off pipe circuit and plugging, pick out, after easily there is plugging section and plugging, be difficult for the section of dredging above-mentioned special type spoil disposal steel pipe is installed respectively;
If blow-off pipe circuit is about to occur plugging, first stop dredging excavation, lift crane span structure, by pipeline personnel, the position of plugging is analyzed, find out and be about to occur plugging position, by opening the round of certain special type spoil disposal steel pipe of plugging position near zone, by boats and ships, blow water and dredge; As pipeline personnel can not determine plugging position, do not there is the ability of definite plugging position, can after by one of them of following three kinds of modes, process: near certain special type spoil disposal steel pipe round that first open easy generation plugging region (1) is confirmed, by the order open and close perforate to difficult plugging by easy plugging; (2) first open the pipeline of interlude route, by boats and ships, blow water and confirm, then according to the result of confirming, open the interlude of possibility plugging section, by boats and ships, again blow water and confirm; (3) directly by the perforate nearest apart from boats and ships, by completing dredging work by the nearly mode to switch special type spoil disposal steel pipe perforate far away;
When if blow-off pipe circuit plugging has occurred, boats and ships stop construction, the mode of dredging plugging with dredge that to be about to occur the mode of plugging identical.
Above-mentioned special type spoil disposal steel pipe starts at disembark tail 500m place to install, and every 100m left and right, one joint is installed, and during installation, round upward.
While there is plugging, boats and ships stop construction; The dredging mode of the mode of concrete dredging plugging when being about to plugging occurs is identical; Preferably boats and ships are taken measures when being about to plugging occurs, because now plugging is not serious, row pressure during dredging plugging requires lower, and the spent time is also less, also lower on the impact of boats and ships and pipeline, and the loss causing is also less.
Strand of the present invention is inhaled the operating principle of anti-clogging special type spoil disposal steel pipe peculiar to vessel: when being about to plugging or plugging occurs, mode by the hole that begins to rehearse at pipeline middle part, reduces route length, thereby reduces the discharge pressure that boats and ships need provide, utilize boats and ships to blow water, the dredging thing segmentation of stopping up is discharged.
Embodiment recited above is described the preferred embodiment of the present invention, not the spirit and scope of the present invention is limited.Do not departing under the prerequisite of design concept of the present invention; various modification and improvement that this area ordinary person makes technical scheme of the present invention; all should drop into protection scope of the present invention, the technology contents that the present invention asks for protection, is all documented in claims.
Claims (5)
1. strand is inhaled an anti-clogging special type spoil disposal steel pipe peculiar to vessel, it is characterized in that: comprise steel pipe main body; The side surface of described steel pipe main body is provided with round near interlude position; The top of described round position is welded with stage casing connector; The top of described stage casing connector is provided with rubber cushion and handle cover plate; Described handle cover plate is arranged on the top of rubber cushion.
2. strand according to claim 1 is inhaled anti-clogging special type spoil disposal steel pipe peculiar to vessel, it is characterized in that: on described stage casing connector, rubber cushion and handle cover plate, be provided with screw hole; Described rubber cushion, handle cover plate and stage casing connector are connected and are formed by screw and nut.
3. strand according to claim 1 is inhaled anti-clogging special type spoil disposal steel pipe peculiar to vessel, it is characterized in that: the two ends of described steel pipe main body are respectively equipped with connecting hole; Described handle cover plate upper end is fixed with U-shaped handle.
4. one kind is twisted the blowdown dredging processing method of inhaling ship, it is characterized in that: first blow-off pipe circuit is analyzed, by being difficult for the section of dredging after the easy generation plugging section in blow-off pipe circuit and plugging, pick out, after easily there is plugging section and plugging, be difficult for the section of dredging the special type spoil disposal steel pipe as described in claim as arbitrary in claims 1 to 3 is installed respectively;
If blow-off pipe circuit is about to occur plugging, first stop dredging excavation, lift crane span structure, by pipeline personnel, the position of plugging is analyzed, find out and be about to occur plugging position, by opening the round of certain special type spoil disposal steel pipe of plugging position near zone, by boats and ships, blow water and dredge; As pipeline personnel can not determine plugging position, can process by one of them of following three kinds of modes: near certain special type spoil disposal steel pipe round that first open easy generation plugging region (1) is confirmed, by the order open and close perforate to difficult plugging by easy plugging; (2) first open the pipeline of interlude route, by boats and ships, blow water and confirm, then according to the result of confirming, open the interlude of possibility plugging section, by boats and ships, again blow water and confirm; (3) directly by the perforate nearest apart from boats and ships, by completing dredging work by the nearly mode to switch special type spoil disposal steel pipe perforate far away;
When if blow-off pipe circuit plugging has occurred, boats and ships stop construction, the mode of dredging plugging with dredge that to be about to occur the mode of plugging identical.
5. strand according to claim 4 is inhaled the blowdown dredging processing method of ship, it is characterized in that: described special type spoil disposal steel pipe starts at disembark tail 500m place to install, and every 100m left and right, one joint is installed, during installation, round upward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410205555.XA CN104060640B (en) | 2014-07-18 | 2014-07-18 | It is a kind of to twist the blowdown dredging processing method for inhaling ship |
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| CN201410205555.XA CN104060640B (en) | 2014-07-18 | 2014-07-18 | It is a kind of to twist the blowdown dredging processing method for inhaling ship |
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| CN104060640A true CN104060640A (en) | 2014-09-24 |
| CN104060640B CN104060640B (en) | 2019-06-18 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108517908A (en) * | 2018-05-31 | 2018-09-11 | 厚力德机器（杭州）有限公司 | A kind of river walking dredging collection system |
| CN110397106A (en) * | 2019-07-31 | 2019-11-01 | 艾迪机器(杭州)有限公司 | A kind of complete period river injection vacuum desilting mud system |
| CN110671363A (en) * | 2019-10-28 | 2020-01-10 | 中交疏浚技术装备国家工程研究中心有限公司 | Dredging pump cavity inspection cover and inlet and outlet method thereof |
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| CN203393765U (en) * | 2013-07-03 | 2014-01-15 | 中交上海航道局有限公司 | Hydraulic reclamation pipeline shunting box of cutter suction dredger |
| CN203571333U (en) * | 2013-11-05 | 2014-04-30 | 广西金滩管业科技有限公司 | Pipeline convenient to clean |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108517908A (en) * | 2018-05-31 | 2018-09-11 | 厚力德机器（杭州）有限公司 | A kind of river walking dredging collection system |
| CN110397106A (en) * | 2019-07-31 | 2019-11-01 | 艾迪机器(杭州)有限公司 | A kind of complete period river injection vacuum desilting mud system |
| CN110671363A (en) * | 2019-10-28 | 2020-01-10 | 中交疏浚技术装备国家工程研究中心有限公司 | Dredging pump cavity inspection cover and inlet and outlet method thereof |
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| CN104060640B (en) | 2019-06-18 |
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