CN103174891B - Quick connector of cutter suction dredger and water-borne pipe - Google Patents
Quick connector of cutter suction dredger and water-borne pipe Download PDFInfo
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- CN103174891B CN103174891B CN201310104140.9A CN201310104140A CN103174891B CN 103174891 B CN103174891 B CN 103174891B CN 201310104140 A CN201310104140 A CN 201310104140A CN 103174891 B CN103174891 B CN 103174891B
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Abstract
The invention relates to a device used for quick connection of water-borne movable dredge pipes and discloses a quick connector of a cutter suction dredger and a water-borne pipe. The quick connector of the cutter suction dredger and the water-borne pipe is suitable for quick connection of the cutter suction dredger and the water-borne dredge pipe (also know as water-borne pipe) in a dredging hydraulic reclamation project. The quick connector of the cutter suction dredger and the water-borne pipe is time-saving, labor-saving, fast, and convenient to use. The quick connector of the cutter suction dredger and the water-borne pipe comprises a connector, a connecting sleeve, a screw gearing and a steel belt tightening and loosening locking device, wherein the screw gearing is installed on the outer surface of the connecting sleeve and is connected with the steel belt tightening and loosening locking device through a connecting device, and the connector is locked in the connecting sleeve in a connection state. In a construction process, the guiding function of a connecting sleeve guiding device is utilized for reducing unfavorable influence of rocking of the dredge pipe due to stormy waves on connection, and fast connection between water-borne dredge pipes and between a water-borne dredge pipe and the cutter suction dredger is achieved by tightening a drawing steel wire. The quick connector of the cutter suction dredger and the water-borne pipe is widely used for laying of dredge pipes in water areas with turbulent water flow and big stormy waves.
Description
Technical field
What the snap joint of cutter suction dredger of the present invention float tube waterborne related to is a kind of equipment based on water activity discharge pipeline rapid abutting joint, be applicable to the cutter suction dredger of Dredging and filling engineering and the rapid abutting joint of discharge pipeline waterborne (also known as float tube waterborne), time saving and energy saving, efficient and convenient.
Background technology
In recent years, along with the develop rapidly of China's economic construction, national port construction, the Dredging and filling engineering such as to reclaim fields from the sea increase year by year.Dredging and reclamation production process is a comparatively complicated system engineering.In dredging and reclamation construction is produced, the necessary effective Cooperation And Coordination of system all departments, just can make whole system organic unity, thus make construction equipment play maximum efficiency, thus reach maximization of economic benefit.
As the cutter suction dredger of dredging and reclamation construction capital equipment, its equipment and technology is also in continuous renewal, and construction equipment maximizes day by day, automation and intellectuality, and construction ability improves constantly.But dredging is called in the industry the mud delivery pipeline of Dredging and filling engineering " lifeline " in the whole nation, between its float tube waterborne with float tube waterborne, the float tube waterborne technical matters of docking with main ship stern mud discharging mouth of constructing still rests in level decades ago.The Dredging and filling engineering that construction waters wind is anxious, the working condition such as large of surging is severe is caused because geographical position is special once run into, existing float tube waterborne connects to tear open just faces very poverty-stricken situation on technology, the demand of Dredging and filling engineering construction now to mud delivery pipeline laying technology technique can not be met far away, the serious development constraining pipe installation technology and construction technology, affects the maximization of the overall efficiency of Dredging and filling engineering.
Therefore, for improving pipe installation technology and construction technology further, improving float tube waterborne and connecing the ability of tearing open under bad working environments condition, ensure pipeline utilization rate, inhale ship efficiency of construction to improve strand, the investigation and application carrying out the snap joint of pair twist suction ship float tube waterborne is in time very necessary.Also for practicing Yangtze River waterway " three services " spirit, improve the construction level of Yangtze River waterway dredging work, to serve the sustainable development of Yangtze River shipping and riverine provinces and cities economy better, all there is very important economy, politics and social effect.
Summary of the invention
The object of cutter suction dredger of the present invention float tube waterborne snap joint provides a kind of equipment based on water activity discharge pipeline rapid abutting joint for above-mentioned weak point, and by test repeatedly and improvement, finally define design of the present invention, solve preferably discharge pipeline waterborne dock with cutter suction dredger in a difficult problem, reduce the security risk in construction, ensure that the laying quality of discharge pipeline waterborne, reduce construction labour intensity, improve mud delivery pipeline and lay efficiency, there is significant economic benefit and social benefit.The snap joint of cutter suction dredger of the present invention float tube waterborne is widely used in the rapid abutting joint of discharge pipeline waterborne under different stormy waves, surge condition and cutter suction dredger.
The snap joint of cutter suction dredger of the present invention float tube waterborne takes following technical scheme to realize:
Cutter suction dredger float tube snap joint waterborne comprises connector, adapter sleeve, worm gearing and steel band folding and unfolding locking device; Worm gearing is arranged on the outer surface of adapter sleeve, and worm gearing is connected by connector with steel band folding and unfolding locking device; When being in connection status, connector is locked in adapter sleeve.
Described connector comprises guide head, guiding gusset, ring flat-plate, connector body, flange one and supports footing.Connector is hollow structure, and connector head end is provided with guide head, and tail end is provided with flange one; Guide head front end is provided with chamfering, is convenient to rounding off, and guide head rear end is lathed step can block steel band, guide head rear end uniform six wedge shapes guiding gusset, and guiding gusset stub end establishes ring flat-plate, and one end that guiding gusset exceeds flange one is provided with three groups of support footing.
Worm gearing comprises holder, shell body, screw mandrel, worm gear, worm screw, connector, latch and turning handle; Holder is arranged on the retainer plate outer wall of adapter sleeve, holder is through-hole structure, in through hole lower end, shell body is installed, be provided with screw mandrel in the through hole of holder and in shell body, be provided with worm gear at the middle part of screw mandrel, worm gear set is contained on screw mandrel, the lower end of screw mandrel is provided with connector, the limit of worm gear is provided with worm screw, worm screw is equipped with turning handle, latch assigns in the pin hole on holder and screw mandrel.
Steel band folding and unfolding locking device comprises steel band, unclamps block, tightens up block, tapered end and fixed block; Steel band cross section is rectangle, head end tangent section stretches out outside adapter sleeve retainer plate, steel band is established to hide groove in retainer plate, steel band extending area is provided with waist through hole, fixed block, unclamp block, tighten up block and tapered end is all arranged in groove waist through hole, the steel band stretched out interts and is unclamping block and tightening up between block, and tapered end is limited in fixed block and unclamps between block; Steel band in retainer plate is in the arc-shaped along inboard wall groove from tangent point, tail end of steel belt and tapered end bolt connect into wedge shape, seesaw at fixed block and tightening up between block, fixed block is detachable, fixed block with tighten up block and become v-shaped openings shape, when tightening up, tapered end is fixed block and tighten up block wedging, and when unclamping, tapered end is blocked by the hook-shape structure tightening up block.
Described adapter sleeve comprises flange two, adapter, retainer plate, guiding reducer pipe, guide collar, support, worm and gear bearing, bearing pin and connector.The head end of adapter sleeve is provided with adpting flange two and nipple successively, nipple is connected with retainer plate again, connector is arranged in adapter sleeve, the link mouth of pipe of nipple and retainer plate is inserted in one end of connector, adapter sleeve tail end establishes guide collar, be provided with expanding guiding reducer pipe between retainer plate and guide collar, guide collar connects guiding reducer pipe major part, and guiding reducer pipe microcephaly is connected and fixed circle; Adapter sleeve body interior seamlessly transits to retainer plate from the guide collar convergent of large mouth, retainer plate inwall establishes twice groove, and be rubber seal groove together, another road is that steel band hides groove, hide when steel band unclamps and be convenient to connector disengagement in groove, when steel band tightens up, half half in groove sticks connector; Adapter sleeve body exterior establishes support, support is centered by the steel band stretched out, be parallel to steel band and perpendicular to body axis, support foreleg is arranged on retainer plate, support back leg is arranged on guiding reducer pipe, the contiguous block of cradle top is worm and gear bearing, worm and gear bearing is provided with groove, worm and gear upper end fits into groove, and with pinned connection, be convenient to translation-angle when steel band tightens up and loosens, worm and gear lower end is connected by connector with steel band head end, and connected mode adopts bolted; The foreleg of support and the surface of back leg are provided with the square locking pin-and-hole that position is corresponding, square locking pin-and-hole is facing to below connector, when tightening up steel band, square aperture formula locking latch runs through support foreleg, steel band, support back leg from square locking pin-and-hole, be close to below connector, when worm and gear unclamps and do not stress, steel band leads connector and acts on pivot pin, and locks tighter and tighter.
Described guide head, guide collar and retainer plate adopt ZG40Mn steel casting, then form through machining.
Described guiding reducer pipe, flange, gusset, support and locking latch, adopt Q345B level steel.
Described bearing pin adopts No. 45 steel.
Described steel band adopts low-alloy spring steel.
Using method:
When installing and using, steel band is tightened up with worm and gear, extract bearing pin, the adapter sleeve of separation is connected with dredger body, shake worm and gear handle, steel band is unclamped by worm gearing, observing steel band in adapter sleeve body hides after groove, refill connector, after connector and float tube connect, guide head passes through guide collar under the effect of external force, guiding reducer pipe injects adapter sleeve retainer plate, rotate worm and gear and slowly tighten up steel band, locking latch is inserted the square locking pin-and-hole of support foreleg, the square locking pin-and-hole of support back leg is tried on along with steel band tightens up, run through and namely stop tightening up after the square locking pin-and-hole of support back leg, connector and adapter sleeve dock successfully, when worm and gear unclamps and does not stress, steel band draws connector and acts on locking latch and lock tighter and tighter, install and terminate.
(1) connector main manufacture points
1. flange one, ring flat-plate and guide head are through mechanical preliminary working, and ensure inner circle and connector body coupling assembly welding, 5mm machining allowance is respectively stayed at cylindrical and two ends.
2. after connector pipe welding, polishing is corrected, and roundness control, within positive and negative 2mm, first fills guide head, ring flat-plate and flange one, and two ends bevel for welding, strictly by technological requirement, ensures welding quality.Guiding gusset, support footing etc. are not installed, assembly welding after the processing of secondary integrated machine.
3. after assembling, welding, eliminate stress, measure and correct.
4. connector entirety is machined to technological requirement.
5. assembling guiding gusset, support footing, welding.
6. connector entirety is measured, is checked, polishing is corrected.
(2) adapter sleeve main manufacture points
1. the mechanical preliminary working of flange two, ensure inner circle and nipple coupling assembly welding, 5mm machine-finish allowance is respectively stayed at flange two cylindrical and two ends.Check measurement after assembly secondary operations.
2. retainer plate, guide collar are steel-casting, meticulously must measure, check whether and meet technological requirement after machining.
3. make assembling jig frame with spirit level, assembling jig frame will be convenient to the data of measurement level and vertical direction, first fix guide collar, the guiding reducer pipe rolled is installed, measuring height and concentricity, worst error must not be greater than 2mm, then retainer plate is lifted to good central vertical line and horizontal plane, refill nipple assembly, assembling support foreleg, support back leg, worm and gear bearing etc., electrical pads jail, doing reversible deformation after overall measurement size, verification supports, by technological requirement welding, postwelding is measured, polishing is corrected.
(3) steel band folding and unfolding locking device
1. steel band adopts low-alloy spring steel, and one end is connected with connector, and one end is connected with tapered end; The shaping rear and tapered end match-drilled of steel band circular arc portion machining, fastening with hexagon socket head cap screw, steel band arc section is put in steel band groove, fixed block is installed, tightens up block, unclamps block; Straightway steel band and the docking of arc section steel band, welding after strengthening with reversible deformation plate.
2. on moulding bed, assemble novel two-way jack support, with connector, steel band is connected with novel two-way jack, the other end of novel two-way jack mates with novel two-way jack bearing, fix with bearing pin, baffle plate, after adjust size, electrical pads is firm, after pulling down novel two-way jack, and integral solder.
3. carry out entirety to cutter suction dredger of the present invention float tube snap joint waterborne after adapter sleeve welding to measure, check and correct.
(4) water pressure test
1. rubber seal is installed.
2. connector and adapter sleeve docking, tighten up steel band with worm gearing, plug latch.
3. connector flange end is with after blind plate bolted, in straight-seam pipes, fill running water, and whether visual examination has Seepage.
4. after the perforate of adapter sleeve end blind plate is mated assembly welding with 12.5mm latus rectum joint, cleared up, cover adapter sleeve end blind plate bolted, high-voltage tube one end connects blind plate, and one end connects electronic automatic hydraulic test pump, and energising pressure testing must reach 0.8Mpa.
(5) application
1. application adopts the mode of spraying to construct, and first sprays red lead anticorrosive primer, after to be dried, then sprays green black colour finish paint.
2. adopt butter to smear through mach.
The construction process process of cutter suction dredger of the present invention float tube snap joint waterborne is:
Adapter sleeve is connected to main ship → connector and is connected with discharge pipeline waterborne → by auxiliary ship station of constructing (twisting anchor ship) traction put in place → connector directly inserted adapter sleeve → when connector inserts the position specified in adapter sleeve → drive the locked connector of steel band device and adapter sleeve → insertion latch to install by worm and gear by auxiliary ship station.
The invention has the advantages that: snap joint of the present invention is laid in discharge pipeline work progress on the water, utilize the guide effect of public adapter sleeve guider, reduction stormy waves causes to jolt on discharge pipeline and rocks the impact of unfavorable docking, realizes the rapid abutting joint of discharge pipeline waterborne and discharge pipeline waterborne, discharge pipeline waterborne and dredger by tightening up traction steel wire; Therefore, snap joint of the present invention, is widely used in the laying of flow-shape disorder, waters discharge pipeline that stormy waves is large; Simultaneously, snap joint of the present invention makes simpler, the control that coupling between machining accuracy and parts, Member Welding are shaping etc. require higher, solve preferably discharge pipeline waterborne dock with cutter suction dredger in a difficult problem, reduce the security risk in construction, ensure that the laying quality of discharge pipeline waterborne, reduce construction labour intensity, improve mud delivery pipeline and lay efficiency, there is significant economic benefit and social benefit.
Adopt Worm Wheel System to obtain very large gearratio, can realize obtaining larger motive force by less power; Active force circles, and active force impulse stroke continuous-running efficiency is high, part is few, volume is little, lightweight, self-locking can be realized ensure that safety.
Security of the present invention, economy, operability, make to have broad application prospects in the laying construction of the waters discharge pipeline that it is disorderly at flow-shape, stormy waves is large.
Accompanying drawing explanation
In order to clearly illustrate the object, technical solutions and advantages of the present invention more in detail, below in conjunction with accompanying drawing, the present invention is described in further detail, wherein:
Fig. 1 is cutter suction dredger of the present invention float tube snap joint waterborne connection status structural representation.
Fig. 2 is the right view of the adapter sleeve of cutter suction dredger of the present invention float tube snap joint waterborne.
Fig. 3 is the front view of the adapter sleeve of cutter suction dredger of the present invention float tube snap joint waterborne.
Fig. 4 is the front view of the connector of cutter suction dredger of the present invention float tube snap joint waterborne.
Fig. 5 is the structural representation of the worm gearing of cutter suction dredger of the present invention float tube snap joint waterborne.
Fig. 6 is the transmission principle structural representation of the worm gearing of cutter suction dredger of the present invention float tube snap joint waterborne.
Fig. 7 is the structural representation of the steel band folding and unfolding locking device of cutter suction dredger of the present invention float tube snap joint waterborne.
Below with reference to accompanying drawing, the invention will be further described.
In figure: 1, guide head, 2, connector body, 3, guiding gusset, 4, flange one, 5, ring flat-plate, 6, support footing, 7, holder, 8, shell body, 9, screw mandrel, 10, worm gear, 11, worm screw, 12, nipple, 13, connector, 14, pivot pin, 15, turning handle, 16, steel band, 17, block is unclamped, 18, tighten up block, 19, tapered end, 20, fixed block, 21, retainer plate, 22, guiding reducer pipe, 23, guide collar, 24, flange two.
Detailed description of the invention
With reference to accompanying drawing 1 ~ 7:
Cutter suction dredger float tube snap joint waterborne comprises connector, adapter sleeve, worm gearing and steel band folding and unfolding locking device; Worm gearing is arranged on the outer surface of adapter sleeve, and worm gearing is connected by connector 13 with steel band folding and unfolding locking device; When being in connection status, connector is locked in adapter sleeve.
Described connector comprises guide head 1, guiding gusset 3, ring flat-plate 5, connector body 2, flange 1, supports footing 6.Connector is hollow structure, and connector head end installs guide head 1, tail end mounting flange 1; Guide head 1 front end is provided with chamfering, be convenient to rounding off, guide head rear end is lathed step can block steel band 16, guide head 1 rear end uniform six wedge shapes guiding gusset 3, guiding gusset 3 stub end establishes ring flat-plate 5, and one end that guiding gusset exceeds flange 1 is provided with three groups of support footing 6.
Worm gearing comprises holder 7, shell body 8, screw mandrel 9, worm gear 10, worm screw 11, connector 13, pivot pin 14 and turning handle 15; Holder 7 is arranged on retainer plate 21 outer wall of adapter sleeve, holder 7 is through-hole structure, in through hole lower end, shell body 8 is installed, be provided with screw mandrel 9 in the through hole of holder 7 and in shell body 8, be provided with worm gear 10 at the middle part of screw mandrel 9, worm gear 10 is sleeved on screw mandrel 9, the lower end of screw mandrel 9 is provided with connector 13, the limit of worm gear 10 is provided with worm screw 11, worm screw 11 is equipped with turning handle 15, pivot pin 14 assigns in the pin hole on holder 7 and screw mandrel 9.
Steel band folding and unfolding locking device comprises steel band 16, unclamps block 17, tightens up block 18, tapered end 19 and fixed block 20; Steel band 16 cross section is rectangle, head end tangent section stretches out outside adapter sleeve retainer plate 21, steel band 16 is established to hide groove in retainer plate 21, steel band 16 extending area is provided with waist through hole, fixed block 20, unclamp block 17, tighten up block 18 and tapered end 19 is all arranged in groove waist through hole, the steel band 16 stretched out interts and is unclamping block 17 and tightening up between block 18, and tapered end 19 is limited in fixed block 17 and unclamps between block 18; Steel band 16 in retainer plate 21 is in the arc-shaped along inboard wall groove from tangent point, steel band 16 tail end and tapered end 19 connect into wedge shape with bolt, seesaw at fixed block 20 and tightening up between block 18, fixed block 20 is detachable, fixed block 20 with tighten up block 18 one-tenth v-shaped openings shape, when tightening up, tapered end 19 is fixed block 20 and tighten up block 18 wedging, and when unclamping, tapered end 19 is blocked by the hook-shape structure tightening up block 18.
Described adapter sleeve comprises flange 2 24, nipple 12, retainer plate 21, guiding reducer pipe 22, guide collar 23, support, worm and gear bearing, bearing pin and connector 13.The head end of adapter sleeve is provided with adpting flange 2 24 and nipple 12 successively, nipple 12 is connected with retainer plate 23 again, connector is arranged in adapter sleeve, the link mouth of pipe of nipple 10 and retainer plate 16 is inserted in one end of connector, adapter sleeve tail end establishes guide collar 23, be provided with expanding guiding reducer pipe 22 between retainer plate 21 and guide collar 23, guide collar 23 connects guiding reducer pipe 22 major part, and guiding reducer pipe 22 microcephaly is connected and fixed circle 21; Adapter sleeve body interior seamlessly transits to retainer plate 21 from guide collar 23 convergent of large mouth, retainer plate 21 inwall establishes twice groove, be rubber seal groove together, another road is that steel band hides groove, hide when steel band 16 unclamps and be convenient to connector disengagement in groove, when steel band 16 tightens up, half half in groove sticks connector; Adapter sleeve body exterior establishes support, support is centered by the steel band 16 stretched out, be parallel to steel band 16 and perpendicular to body axis, support foreleg is arranged on retainer plate 21, support back leg is arranged on guiding reducer pipe 22, the contiguous block of cradle top is worm and gear bearing, worm and gear bearing is provided with groove, worm and gear upper end fits into groove, and with pinned connection, be convenient to translation-angle when steel band 16 tightens up and loosens, worm and gear lower end is connected by connector with steel band 16 head end, and connected mode adopts bolted; The foreleg of support and the surface of back leg are provided with the square locking pin-and-hole that position is corresponding, square locking pin-and-hole is facing to below connector, when tightening up steel band 16, square aperture formula locking pivot pin runs through support foreleg, steel band 16, support back leg from square locking pin-and-hole, be close to below connector, when worm and gear unclamps and do not stress, steel band 16 leads connector and acts on pivot pin, and locks tighter and tighter.
Described guide head 1, guide collar 23 and retainer plate 21 adopt ZG40Mn steel casting, then form through machining.
Described guiding reducer pipe 22, flange 1, flange 2 24, guiding gusset 3, support and locking pivot pin, adopt Q345B level steel.
Described bearing pin adopts No. 45 steel.
Described steel band 16 adopts low-alloy spring steel.
Using method:
When installing and using, steel band is tightened up with worm and gear, extract bearing pin, the adapter sleeve of separation is connected with dredger body, shake worm and gear handle, steel band 16 is unclamped by worm gearing, observing steel band 16 in adapter sleeve body hides after groove, refill connector, after connector and float tube connect, guide head passes through guide collar 23 under the effect of external force, guiding reducer pipe 22 injects adapter sleeve retainer plate 21, rotate worm and gear and slowly tighten up steel band 16, pivot pin will be locked and insert the square locking pin-and-hole of support foreleg, the square locking pin-and-hole of support back leg is tried on along with steel band 16 tightens up, run through and namely stop tightening up after the square locking pin-and-hole of support back leg, connector and adapter sleeve dock successfully, when worm and gear unclamps and does not stress, steel band 16 draws connector and acts on locking pivot pin and lock tighter and tighter, install and terminate.
(1) connector main manufacture points
1. flange 1, ring flat-plate 5 and guide head 1 are through mechanical preliminary working, and ensure inner circle and connector coupling assembly welding, 5mm machining allowance is respectively stayed at cylindrical and two ends.
2. after connector pipe welding, polishing is corrected, and roundness control, within positive and negative 2mm, first fills guide head 1, ring flat-plate 5 and flange 1, and two ends bevel for welding, strictly by technological requirement, ensures welding quality.Guiding gusset 3, support footing 6 are not installed, assembly welding after the processing of secondary integrated machine.
3. after assembling, welding, eliminate stress, measure and correct.
4. connector entirety is machined to technological requirement.
5. assembling guiding gusset 3, support footing 6, welding.
6. connector entirety is measured, is checked, polishing is corrected.
(2) adapter sleeve main manufacture points
1. the mechanical preliminary working of flange 2 24, ensure inner circle and nipple coupling assembly welding, 5mm machine-finish allowance is respectively stayed at flange 2 24 cylindrical and two ends.Check measurement after assembly secondary operations.
2. retainer plate 21, guide collar 23 are steel-casting, meticulously must measure, check whether and meet technological requirement after machining.
3. make assembling jig frame with spirit level, assembling jig frame will be convenient to the data of measurement level and vertical direction, first fix guide collar 23, the guiding reducer pipe 22 rolled is installed, measuring height and concentricity, worst error must not be greater than 2mm, then retainer plate 21 is lifted to good central vertical line and horizontal plane, refill nipple assembly, assembling support foreleg, support back leg, worm and gear bearing etc., electrical pads jail, doing reversible deformation after overall measurement size, verification supports, by technological requirement welding, postwelding is measured, polishing is corrected.
(3) steel band folding and unfolding locking device
1. steel band 16 adopts low-alloy spring steel, and one end is connected with connector, and one end is connected with tapered end 19; Shaping rear and tapered end 19 match-drilled of steel band 16 circular arc portion machining, fastening with hexagon socket head cap screw, steel band 16 arc section is put in steel band groove, fixed block 20 is installed, tightens up block 18, unclamps block 17; Straightway steel band 16 and arc section steel band 16 dock, welding after strengthening with reversible deformation plate.
2. on moulding bed, assemble novel two-way jack support, with connector, steel band is connected with novel two-way jack, the other end of novel two-way jack mates with novel two-way jack bearing, fix with bearing pin, baffle plate, after adjust size, electrical pads is firm, after pulling down novel two-way jack, and integral solder.
3. carry out entirety to cutter suction dredger of the present invention float tube snap joint waterborne after adapter sleeve welding to measure, check and correct.
(4) water pressure test
1. rubber seal is installed.
2. connector and adapter sleeve docking, tighten up steel band 16 with worm gearing, plug pivot pin.
3. connector flange end is with after blind plate bolted, in straight-seam pipes, fill running water, and whether visual examination has Seepage.
4. after the perforate of adapter sleeve end blind plate is mated assembly welding with 12.5mm latus rectum joint, cleared up, cover adapter sleeve end blind plate bolted, high-voltage tube one end connects blind plate, and one end connects electronic automatic hydraulic test pump, and energising pressure testing must reach 0.8Mpa.
(5) application
1. application adopts the mode of spraying to construct, and first sprays red lead anticorrosive primer, after to be dried, then sprays green black colour finish paint.
2. adopt butter to smear through mach.
The construction process process of cutter suction dredger of the present invention float tube snap joint waterborne is:
Adapter sleeve is connected to main ship → connector and is connected with discharge pipeline waterborne → by auxiliary ship station of constructing (twisting anchor ship) traction put in place → connector directly inserted adapter sleeve → when connector inserts the position specified in adapter sleeve → drive the locked connector of steel band device and adapter sleeve → insertion pivot pin to install by worm and gear by auxiliary ship station.
Claims (5)
1. a cutter suction dredger float tube snap joint waterborne, is characterized in that: cutter suction dredger float tube snap joint waterborne comprises connector, adapter sleeve, worm gearing and steel band folding and unfolding locking device; Worm gearing is arranged on the outer surface of adapter sleeve, and worm gearing is connected by connector with steel band folding and unfolding locking device; When being in connection status, connector is locked in adapter sleeve;
Described connector comprises guide head, guiding gusset, ring flat-plate, connector body, flange one and supports footing; Connector is hollow structure, and connector head end installs guide head, tail end mounting flange one; Guide head front end is provided with chamfering, is convenient to rounding off, and guide head rear end is lathed step can block steel band, guide head rear end uniform six wedge shapes guiding gusset, and guiding gusset stub end establishes ring flat-plate, and one end that guiding gusset exceeds flange one is provided with three groups of support footing;
Worm gearing comprises holder, shell body, screw mandrel, worm gear, worm screw, connector, pivot pin and turning handle; Holder is arranged on the retainer plate outer wall of adapter sleeve, holder is through-hole structure, in through hole lower end, shell body is installed, be provided with screw mandrel in the through hole of holder and in shell body, be provided with worm gear at the middle part of screw mandrel, worm gear set is contained on screw mandrel, the lower end of screw mandrel is provided with connector, the limit of worm gear is provided with worm screw, worm screw is equipped with turning handle, pivot pin assigns in the pin hole on holder and screw mandrel;
Steel band folding and unfolding locking device comprises steel band, unclamps block, tightens up block, tapered end and fixed block; Steel band cross section is rectangle, head end tangent section stretches out outside adapter sleeve retainer plate, steel band is established to hide groove in retainer plate, steel band extending area is provided with waist through hole, fixed block, unclamp block, tighten up block and tapered end is all arranged in groove waist through hole, the steel band stretched out interts and is unclamping block and tightening up between block, and tapered end is limited in fixed block and unclamps between block; Steel band in retainer plate is in the arc-shaped along inboard wall groove from tangent point, tail end of steel belt and tapered end bolt connect into wedge shape, seesaw at fixed block and tightening up between block, fixed block is detachable, fixed block with tighten up block and become v-shaped openings shape, when tightening up, tapered end is fixed block and tighten up block wedging, and when unclamping, tapered end is blocked by the hook-shape structure tightening up block;
Described adapter sleeve comprises flange two, nipple, retainer plate, guiding reducer pipe, guide collar, support, worm and gear bearing, bearing pin; The head end of adapter sleeve is provided with flange two and nipple successively, nipple is connected with retainer plate again, connector is arranged in adapter sleeve, the link mouth of pipe of nipple and retainer plate is inserted in one end of connector, adapter sleeve tail end establishes guide collar, be provided with expanding guiding reducer pipe between retainer plate and guide collar, guide collar connects guiding reducer pipe major part, and guiding reducer pipe microcephaly is connected and fixed circle; Adapter sleeve body interior seamlessly transits to retainer plate from the guide collar convergent of large mouth, retainer plate inwall establishes twice groove, and be rubber seal groove together, another road is that steel band hides groove, hide when steel band unclamps and be convenient to connector disengagement in groove, when steel band tightens up, half half in groove sticks connector; Adapter sleeve body exterior establishes support, support is centered by the steel band stretched out, be parallel to steel band and perpendicular to body axis, support foreleg is arranged on retainer plate, support back leg is arranged on guiding reducer pipe, the contiguous block of cradle top is worm and gear bearing, worm and gear bearing is provided with groove, worm and gear upper end fits into groove, and with pinned connection, be convenient to translation-angle when steel band tightens up and loosens, worm and gear lower end is connected by connector with steel band head end, and connected mode adopts bolted; The foreleg of support and the surface of back leg are provided with the square locking pin-and-hole that position is corresponding, square locking pin-and-hole is facing to below connector, when tightening up steel band, square aperture formula locking pivot pin runs through support foreleg, steel band, support back leg from square locking pin-and-hole, be close to below connector, when worm and gear unclamps and do not stress, steel band leads connector and acts on pivot pin, and locks tighter and tighter.
2. cutter suction dredger according to claim 1 float tube snap joint waterborne, is characterized in that: described guide head, guide collar and retainer plate adopt ZG40Mn steel casting, then form through machining.
3. cutter suction dredger according to claim 1 float tube snap joint waterborne, is characterized in that: described guiding reducer pipe, flange one, flange two, guiding gusset, support and locking pivot pin, adopt Q345B level steel.
4. cutter suction dredger according to claim 1 float tube snap joint waterborne, is characterized in that: described bearing pin adopts No. 45 steel.
5. cutter suction dredger according to claim 1 float tube snap joint waterborne, is characterized in that: described steel band adopts low-alloy spring steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310104140.9A CN103174891B (en) | 2013-03-28 | 2013-03-28 | Quick connector of cutter suction dredger and water-borne pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310104140.9A CN103174891B (en) | 2013-03-28 | 2013-03-28 | Quick connector of cutter suction dredger and water-borne pipe |
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| CN103174891B true CN103174891B (en) | 2015-04-29 |
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| CN109163123A (en) * | 2018-10-29 | 2019-01-08 | 镇江市鑫浩塑胶有限公司 | A kind of integral type butterfly valve check-valves loose joint structure |
| CN109386345A (en) * | 2018-11-09 | 2019-02-26 | 廊坊舒畅汽车零部件有限公司 | Joint assembly, crankcase ventilation system and automobile |
| CN110159872B (en) * | 2019-05-13 | 2021-02-05 | 湖南达道新能源开发有限公司 | Geothermal pipeline convenient to lay |
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| GB1207943A (en) * | 1968-02-23 | 1970-10-07 | Fmc Corp | Improvements in or relating to flanged-pipe couplings |
| US3661408A (en) * | 1970-04-13 | 1972-05-09 | Fmc Corp | Power-actuated pipe coupler |
| CN2247266Y (en) * | 1996-04-12 | 1997-02-12 | 辽河石油勘探局勘察设计研究院 | Pressured cylindrical type pipe blocking machine with stopping transportation |
| DE102005019644A1 (en) * | 2005-04-26 | 2006-11-09 | Weinhold, Karl, Dipl.-Ing. (FH) | Pipe connecting device in particular to be used in mining and tunneling, comprises conical reinforcing elements |
| CN201057340Y (en) * | 2007-07-20 | 2008-05-07 | 赵书江 | Fast pipe joining apparatus with pressure |
| CN203215159U (en) * | 2013-03-28 | 2013-09-25 | 长江南京航道工程局 | Quick coupling for floating pipe of cutter suction dredger |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1207943A (en) * | 1968-02-23 | 1970-10-07 | Fmc Corp | Improvements in or relating to flanged-pipe couplings |
| US3661408A (en) * | 1970-04-13 | 1972-05-09 | Fmc Corp | Power-actuated pipe coupler |
| CN2247266Y (en) * | 1996-04-12 | 1997-02-12 | 辽河石油勘探局勘察设计研究院 | Pressured cylindrical type pipe blocking machine with stopping transportation |
| DE102005019644A1 (en) * | 2005-04-26 | 2006-11-09 | Weinhold, Karl, Dipl.-Ing. (FH) | Pipe connecting device in particular to be used in mining and tunneling, comprises conical reinforcing elements |
| CN201057340Y (en) * | 2007-07-20 | 2008-05-07 | 赵书江 | Fast pipe joining apparatus with pressure |
| CN203215159U (en) * | 2013-03-28 | 2013-09-25 | 长江南京航道工程局 | Quick coupling for floating pipe of cutter suction dredger |
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| CN103174891A (en) | 2013-06-26 |
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