CN201424018Y - Orbit launching trolley for floating pipelines - Google Patents
Orbit launching trolley for floating pipelines Download PDFInfo
- Publication number
- CN201424018Y CN201424018Y CN2009200973481U CN200920097348U CN201424018Y CN 201424018 Y CN201424018 Y CN 201424018Y CN 2009200973481 U CN2009200973481 U CN 2009200973481U CN 200920097348 U CN200920097348 U CN 200920097348U CN 201424018 Y CN201424018 Y CN 201424018Y
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- track
- pipeline
- steel plate
- arc
- dolly
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Abstract
The utility model relates to an orbit launching trolley for floating pipelines. The launching trolley is provided with two steel plates; the upper edge of each steel plate is arc-shaped, and the loweredge thereof is linear; the connection lines of the two edges present a 90 DEG included angle; an arc-shaped pallet is welded on the upper surface of each steel plate; a rubber plate in tight fit with the arc-shaped steel plate is stuck on the surface of the arc-shaped pallet; two ends at the lower end of each steel plate are fixed with backing plates, respectively; the backing plates are placedon angle iron so as to connect two shafts into a whole; the steel plates, the backing plates and the angle iron are fixedly connected with the shafts; and two wheels are fixed at two ends of each shaft, respectively. The utility model has the advantages that the structure is simple; a single vehicle can support more than 10 T goods; the integral gravity center is lower, so that the utility model has low possibility of overturn; the use is safe and reliable; the trolley is detachable, so as to provide convenience for site assembly and routine maintenance; the wheels can rotate flexibly; as therolling frictional resistance between the wheels and orbits is lower, the starting tractive force is smaller, and the anticorruption layer of a pipeline can be protected effectively; the trolley is prevented from being damaged when lifted, placed or moved; and the cost is low.
Description
Technical field
The utility model relates to a kind of dolly, particularly relates to a kind of track emission dolly of the pipeline that swims simple in structure, easy to use.
Background technology
As everyone knows, at present, submerged pipeline installs that method commonly used has pipelaying vessel metbod and two kinds of the methods of swimming, and pipelaying vessel metbod is installed submerged pipeline and is subjected to the environmental influence factor more, and is especially harsh especially to the requirement of the depth of water; And the method for swimming is suitable for operating water depth more shallow (especially in the beach position) and the short submerged pipeline of distance is installed, it is the pipeline launch installation that the method for swimming is installed its critical equipment of submerged pipeline, conventional roller launch installation advances because of pipeline rolls on roller, so in use quite serious to the damage of pipeline anticorrosion coating especially cement counterweight pipe.
Summary of the invention
Main purpose of the present utility model is to overcome above deficiency and provides a kind of track simple in structure, easy to use, good to the pipe protection performance and the reusable pipeline that swims to launch dolly.
The technical scheme that its technical matters that solves the utility model adopts is: it comprises roller and track, it is characterized in that: the emission dolly has two block plates, the top of steel plate is curved, bottom is a straight line, the line on both sides is 90 °, be welded with the arc pallet above two block plates, the surface of arc pallet is stained with the rubber plate docile with curved plate, two of two block plate lower ends is fixing with the backing plate welding respectively, backing plate is placed on two axles is fused, and with steel plate, backing plate, angle steel is captiveed joint with axle, the two ends of two axles are fixed with two wheels respectively, wheel is fixed by bolt and nut of clip, and wheel supports in orbit.
The utility model can also adopt following technical measures:
Described steel plate, backing plate, angle steel and axle adopt four clevis bolts to captive joint or weld captive joint;
Described wheel is supported on the light rail or square steel of 18kg-24kg.
Advantage and the good effect that the utlity model has are: the emission vehicle structure is simple, stressed reasonable, the bicycle load-bearing can reach more than the 10T, and deadweight generally between 40kg～80kg, is convenient to reclaim and carrying, the whole center of gravity of emission dolly is lower, be difficult for rollover, safe and reliable, the emission dolly is detachable, be convenient to assembled on site and daily maintenance, for ease of maintenaince and part replacement.Sticker rubber plate on the arc pallet can effectively be protected pipeline anticorrosion coating, prevent hang with moving process in damaged.The load-bearing of emission dolly is bigger, but rotates flexibly, and the rolling friction resistance between the wheel track is less, so it is less to start tractive force, does not need large-sized power plant, therefore greatly reduces cost.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the connection diagram of emission dolly, pipeline 12 and cursory 13.
Among Fig. 1, Fig. 2: 1. steel plate, 2. arc pallet, 3. rubber plate, 4. backing plate, 5. angle steel, 6. spool, and 7. wheel, 8. nut, 9. spring cotter, 10. track, 11.U shape bolt, 12. pipelines, 13. is cursory.
The specific embodiment
For further understanding summary of the invention characteristics of the present utility model and effect following examples for example now, and conjunction with figs. is described in detail as follows, and sees also Fig. 1, Fig. 2.
As shown in Figure 1: the emission dolly has two block plates 1, the top of steel plate 1 is curved, bottom is a straight line, the line on both sides is 90 °, be welded with arc pallet 2 above two block plates 1, the surface of arc pallet 2 is stained with the rubber plate 3 docile with arc pallet 2, two of two block plates, 1 lower end is fixing with backing plate 4 welding respectively, backing plate 4 is placed on two axles 6 is fused, and with steel plate 1, backing plate 4, angle steel 5 is captiveed joint with axle four clevis bolts 11 of 6 usefulness or welding, the two ends of two axles 6 are fixed with two wheels 7 respectively, wheel 7 is fixing by nut 8 and spring cotter 9, and wheel 7 is supported on the track 10.The emission dolly is that the carrying pipeline is along track 10 passive mobile a kind of devices of laying in advance.
During use, the operation on the track of laying in advance 10 of emission dolly, track 10 generally selects for use the light rail of 18kg～24kg or square steel to get final product, track 10 is laid on sleeper or the bar shaped reinforced concrete foundation usually, basic spacing depends on the material of track, and track 10 also can be laid immediately on the smooth cement flooring.The weight that goes up according to the carrying pipeline along the line of track 10 generally will be considered 2～3 times conservative factor, equidistant emission dolly of laying.The running orbit of track 10 on horizontal surface is designed to straight line as far as possible, and the bending spring of curve must not be lower than 1000m, otherwise the emission dolly is subjected to the side-bend shearing to be easy to damage.The emission end of track 10 is generally made the slope of the gradient about 15%, make the emission dolly arrive the end after natural downslide break away from pipeline, be convenient to crane or manual recovery.Because of emission dolly itself can not produce power,, use wirerope to be connected on the prefabricated tube section so that traction dilatory force and controlling plumbing fixtures emission gait of march are provided so respectively arrange a winch at the head and the tail two ends of track 10.As shown in Figure 2: pipeline 12 pipe be prefabricated on the stand requirement length and on the pipeline 12 after a segment distance is fastened one cursory 13, uses 3～4 cranes to hang onto on the arc pallet 2 of launching dolly.Generally speaking, need the dilatory emission of row again after on the track 10 2～3 sections prefabricated tube sections being connected into big section.Whether influence obstacle that dolly advance, and regularly track 11 is carried out examination and maintenance if will check to exist on the track before the pipeline 12 dilatory emissions.Pipeline 12 is spurred by winch, and pipeline 12 drives the emission moving of car, pulls out a segment pipe 12 and just can take out an emission dolly, because of binding on the pipeline 12 have cursory 13, so pipeline 12 all behind time water, will be kept afloat, after taking off cursory 13, then at the bottom of whole piece pipeline 12 cascading waters.
Its advantage is: launching trolley is simple in structure, reasonable stress, and the bicycle load-bearing can reach more than the 10T, from Heavy generally between 40kg～80kg, to be convenient to reclaim and carrying, the whole center of gravity of launching trolley is lower, is difficult for Rollover, safe and reliable, launching trolley is detachable, is convenient to Assembling and daily maintenance, easily In maintenance and part replacement. Sticker rubber plate on the arc pallet can effectively be protected pipeline anticorrosion coating, and is anti-End hang with moving process in damaged. The launching trolley load-bearing is bigger, but rotates flexibly, wheel track it Between the rolling frictional resistance littler, so it is littler to start tractive force, do not need large-sized power plant, therefore greatly Reduced cost.
Claims (3)
1. the track of the pipeline that swims is launched dolly, it comprises roller and track, it is characterized in that: the emission dolly has two block plates (1), the top of steel plate (1) is curved, bottom is a straight line, the line on both sides is 90 °, be welded with arc pallet (2) above two block plates (1), the surface of arc pallet (2) is stained with the rubber plate (3) docile with arc pallet (2), two of two block plates (1) lower end is fixing with backing plate (4) welding respectively, backing plate (4) is placed on two axles (6) is fused, and with steel plate (1), backing plate (4), angle steel (5) is captiveed joint with axle (6), the two ends of two axles (6) are fixed with two wheels (7) respectively, wheel (7) is fixing by nut (8) and spring cotter (9), and wheel (7) is supported on the track (10).
2. the track of the pipeline that swims according to claim 1 emission dolly is characterized in that: described steel plate (1), backing plate (4), angle steel (5) and axle (6) four clevis bolts of employing (11) are captiveed joint or are welded captive joint.
3. the track emission dolly of the pipeline that swims according to claim 1, it is characterized in that: described wheel (7) is supported on the light rail or square steel of 18kg-24kg.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200973481U CN201424018Y (en) | 2009-06-26 | 2009-06-26 | Orbit launching trolley for floating pipelines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200973481U CN201424018Y (en) | 2009-06-26 | 2009-06-26 | Orbit launching trolley for floating pipelines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201424018Y true CN201424018Y (en) | 2010-03-17 |
Family
ID=42023454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200973481U Expired - Fee Related CN201424018Y (en) | 2009-06-26 | 2009-06-26 | Orbit launching trolley for floating pipelines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201424018Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106862871A (en) * | 2017-03-02 | 2017-06-20 | 南南铝业股份有限公司 | The preparation method and device of a kind of full aluminium car bottom component |
-
2009
- 2009-06-26 CN CN2009200973481U patent/CN201424018Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106862871A (en) * | 2017-03-02 | 2017-06-20 | 南南铝业股份有限公司 | The preparation method and device of a kind of full aluminium car bottom component |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100317 Termination date: 20170626 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |