CN102658983B - Vertical bulk conveying method and vertical bulk conveying device - Google Patents
Vertical bulk conveying method and vertical bulk conveying device Download PDFInfo
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- CN102658983B CN102658983B CN201210140579.2A CN201210140579A CN102658983B CN 102658983 B CN102658983 B CN 102658983B CN 201210140579 A CN201210140579 A CN 201210140579A CN 102658983 B CN102658983 B CN 102658983B
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Abstract
The invention discloses a vertical bulk conveying method and a vertical bulk conveying device. A plurality of sections of vertical spiral conveying pipelines with individual drives are non-coaxially fixed on a bearing arm of a steel structure in a staggered manner; the vertical spiral conveying pipelines are connected end to end; and bulks are vertically conveyed for a long distance by using the bearing arm to balance vibration generated by high-speed rotation of spiral blades in each section of vertical spiral conveying pipeline. According to the vertical bulk conveying method and vertical bulk conveying device provided by the invention, the bulks are efficiently and vertically conveyed for the long distance at a low vibration condition. Furthermore, the requirements on the manufacturing difficulty and the precision are relevantly low.
Description
Technical field
The present invention relates to a kind of bulk cargo vertical transport method and bulk cargo vertical conveying device, particularly a kind of vertical transport method and vertical conveying device of unloading a ship for bulk cargo.
Background technology
Vertical screw ship unloader is that on our times, widely used a kind of port and pier efficient, energy-saving and environmental protection loads and unloads the ship unloading equipment of bulk cargo, and wherein vertical spin delivery duct is the key of whole equipment.In the development of nearly decades, manufacturing firm and ship unloaders user both at home and abroad, has spent a large amount of manpower and materials for improving vertical spin delivery duct, but cannot solve all the time the problem of vertical spin delivery duct Frequent Troubles.
Vertical spin delivery duct is to carry out High Rotation Speed by the helical-blade bobbin in power driven pipeline, makes material vertical-lift be delivered to destination.And the helical-blade bobbin of High Rotation Speed can make tubular axis produce very large centnifugal force, whole equipment can produce fearful vibration under the effect of centnifugal force again, and then causes the wearing and tearing of equipment unit, finally forms fault.Therefore the accuracy requirement of the manufacture difficulty of equipment and manufacture vertical spin delivery duct is also relatively high.
And, because vertical spin delivery duct is the parts of High Rotation Speed, longer pipeline, its vibration to equipment is larger, therefore the length of single spiral is very restricted, and now, external the longest is 22 meters, domestic the longest 14 meters, these restrictions badly influence ship unloaders to medium-sizedization and large scale development.
The vibration bringing to equipment in order to reduce vertical spin delivery duct, to realize the vertical spin delivery duct of big-length, both at home and abroad all in the mode of coaxial spreading pipeline and helical-blade bobbin, and the helical-blade bobbin of coaxial spreading need install in junction one " center support " additional the helical-blade bobbin in vertical spin delivery duct is reinforced, the centrifugal vibration when preventing high-speed operation.External employing " supporting of locking hood type alloy " conventionally, adopt three pieces of Alloy bearing liners to be fixed the junction of helical-blade bobbin, but this structure is in use forbidden idle running, and make material and manufacturing technique requirent high, domesticly even can produce this parts without enterprise.The domestic self-compensation type alloy that adopts supports, use three directions of three alloy axles inwardly to push to revolve and support rotating vane bobbin, pivoting leaf bobbin is rotated under the effect that pushes supporting, but the serious wear of the supporting-point of this mode alloy axle, centering control difficulty is larger, maintenance workload is large, and use cost is high.
Summary of the invention
The object of the invention is to, a kind of bulk cargo vertical transport method and bulk cargo vertical conveying device are provided.It can realize the efficient vertical transport of bulk cargo being grown to distance in the situation that of low vibration, and manufacture difficulty and accuracy requirement all relatively low.
Technical scheme of the present invention: a kind of bulk cargo vertical transport method, be characterized in, more piece (more than 2 joints) is there is to non-coaxial staggered being fixed on the supporting arm of a steel structure of vertical spin delivery duct of independent driving, each vertical spin delivery duct is end to end, utilize supporting arm balance respectively to save the vibration that the helical-blade bobbin high speed rotating in vertical spin delivery duct produces, realize the length of bulk cargo apart from vertical transport.More piece vertical spin delivery duct is located at the mode of supporting arm, centnifugal force can be decomposed on supporting arm and mutually and eliminates.Especially with supporting arm both sides distribution vertical spin delivery duct, equipment center of gravity is controlled to the situation on supporting arm center shaft, the centnifugal force of each vertical spin delivery duct will be eliminated significantly on supporting arm.
In above-mentioned bulk cargo vertical transport method, described supporting arm is provided with the pipeline that passes on of inclination, bulk cargo is from the outlet of a joint vertical spin delivery duct is discharged, under the effect of the thrust that helical-blade bobbin produces in bulk cargo deadweight and vertical spin delivery duct, bulk cargo along pass on pipeline slip into after the entrance of a joint vertical spin delivery duct.
In aforesaid bulk cargo vertical transport method, on the fixed sturcture of described vertical spin delivery duct and supporting arm, Buffer Unit is set.
In aforesaid bulk cargo vertical transport method, the top of described vertical spin delivery duct, with the corresponding position of outlet, be provided with anti-blocking venting, after in pipeline, bulk cargo is met and blocked up, automatic hold-off pressure after pressure is accumulated to a certain degree, prevents that vertical spin delivery duct from damaging.
Realize a kind of bulk cargo vertical conveying device of preceding method, be characterized in: comprise supporting arm, on supporting arm, interlock and be fixed with multiple non-coaxial vertical spin delivery ducts, vertical spin delivery duct is provided with independently and drives, and each vertical spin delivery duct is end to end.
In aforesaid bulk cargo vertical conveying device, described supporting arm is provided with the pipeline that passes on of inclination, and the pipeline that passes on is connected with the entrance of vertical spin delivery duct compared with low side, and the higher-end of pipeline of passing on is connected with the outlet of another vertical spin delivery duct.
In aforesaid bulk cargo vertical conveying device, described in to pass on the angle of inclination of pipeline be 30 °～45 °.The setting of this angle can make passing on of bulk cargo the most smooth and easy, can farthest reduce the load of every vertical spin delivery duct.
In aforesaid bulk cargo vertical conveying device, the coupling assembling of described supporting arm and vertical spin delivery duct is provided with rubber sheet gasket.
In aforesaid bulk cargo vertical conveying device, the top of described vertical spin delivery duct, the corresponding position with outlet, is provided with anti-blocking venting, is covered with rubber catch on anti-blocking venting.
In aforesaid bulk cargo vertical conveying device, described rubber catch is provided with crackle groove.
Compared with prior art, the present invention is by being located at coaxially on supporting arm non-the vertical spin delivery duct of more piece individual drive, rather than merely employing lengthens pipeline and helical-blade bobbin, therefore without using the parts spiral that ship unloaders industry is the most difficult so far to connect " center support " both at home and abroad, therefore manufacturing cost and difficulty of processing all reduce greatly.The present invention is in the time realizing length apart from vertical transport, can relatively shorten the length of single helical feed pipeline single helical feed pipeline is controlled to the optimum regime of mechanical characteristics, thereby reduce the swing of spiral centrifugal power to reduce the vibration of equipment, the service life of raising equipment, and can also be by improving the rotative speed of spiral with the work efficiency of raising equipment after the contraction in length of single spiral.Supporting arm in the present invention can make supporting arm bear and eliminate the centnifugal force on the non-coaxial vertical spin delivery duct of each joint with the non-coaxial installation of each joint vertical spin delivery duct, and arrange and pass on passage in supporting arm, make as long as supporting arm intensity is enough large, just can realize unlimited many vertical spin delivery ducts and connect use, solve the world-famous puzzle of vertical spin delivery duct limitation of length.In addition, each vertical spin delivery duct has independent driving, and therefore whole equipment reduces the load request driving than conventional equipment (as the single-unit vertical spin delivery duct of 22 meters long).
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of rubber catch in the embodiment of the present invention.
Being labeled as in accompanying drawing: 1-supporting arm, 2-vertical spin delivery duct, 3-drives, and 4-passes on pipeline, 5-rubber sheet gasket, 6-rubber catch, 7-crackle groove.
The specific embodiment
Below in conjunction with drawings and Examples, the present invention is further illustrated, but not as the foundation to the present invention's restriction.
Embodiment.A kind of bulk cargo vertical transport method, more piece is there is to non-coaxial staggered being fixed on the supporting arm of a steel structure of vertical spin delivery duct of independent driving, each vertical spin delivery duct is end to end, utilize supporting arm balance respectively to save the vibration that the helical-blade bobbin high speed rotating in vertical spin delivery duct produces, realize the length of bulk cargo apart from vertical transport.Described supporting arm is provided with the pipeline that passes on of inclination, bulk cargo is from the outlet of a joint vertical spin delivery duct is discharged, under the effect of the thrust that helical-blade bobbin produces in bulk cargo deadweight and vertical spin delivery duct, bulk cargo along pass on pipeline slip into after the entrance of a joint vertical spin delivery duct.On the fixed sturcture of described vertical spin delivery duct and supporting arm, Buffer Unit is set.The top of described vertical spin delivery duct, the corresponding position with outlet, is provided with anti-blocking venting, and after in pipeline, bulk cargo is met and blocked up, automatic hold-off pressure after pressure is accumulated to a certain degree, prevents that vertical spin delivery duct from damaging.
Realize a kind of bulk cargo vertical conveying device of said method, as shown in Figure 1, comprise supporting arm 1, on supporting arm 1, interlock and be fixed with multiple non-coaxial vertical spin delivery ducts 2, vertical spin delivery duct 2 is provided with and independently drives 3, and each vertical spin delivery duct 2 is end to end.What described supporting arm 1 was provided with inclination passes on pipeline 4, and the pipeline 4 that passes on is connected with the entrance of vertical spin delivery duct 2 compared with low side, and the higher-end of pipeline 4 of passing on is connected with the outlet of another vertical spin delivery duct 2.Described angle of inclination of passing on pipeline 4 is 30 °～45 °.Described supporting arm 1 is provided with rubber sheet gasket 5 with the coupling assembling of vertical spin delivery duct 2.The top of described vertical spin delivery duct 1, the corresponding position with outlet, is provided with anti-blocking venting, is covered with rubber catch 6 on anti-blocking venting.Described rubber catch 6 is provided with crackle groove 7.Crackle groove 7 can be cross pattern as shown in Figure 2, and the degree of depth of cross pattern has determined that anti-blocking venting opens required pressure.
Claims (5)
1. a bulk cargo vertical conveying device, it is characterized in that: comprise supporting arm (1), the upper staggered multiple non-coaxial vertical spin delivery ducts (2) that are fixed with of supporting arm (1), vertical spin delivery duct (2) is distributed in supporting arm (1) both sides, equipment center of gravity is controlled on supporting arm (1) center shaft, vertical spin delivery duct (2) is provided with and independently drives (3), and each vertical spin delivery duct (2) is end to end; Respectively save the vibration that the helical-blade bobbin high speed rotating in vertical spin delivery duct (2) produces by supporting arm balance, realize the length of bulk cargo apart from vertical transport; What described supporting arm (1) was provided with inclination passes on pipeline (4), the pipeline (4) that passes on is connected with the entrance of vertical spin delivery duct (2) compared with low side, the higher-end of pipeline (4) of passing on is connected with the outlet of another vertical spin delivery duct (2), bulk cargo is from the outlet of a joint vertical spin delivery duct (2) is discharged, under the effect of the thrust that helical-blade bobbin produces in bulk cargo deadweight and vertical spin delivery duct (2), bulk cargo along pass on pipeline slip into after an entrance that saves vertical spin delivery duct.
2. bulk cargo vertical conveying device according to claim 1, is characterized in that: described in to pass on the angle of inclination of pipeline (4) be 30 °～45 °.
3. bulk cargo vertical conveying device according to claim 1, is characterized in that: described supporting arm (1) is provided with rubber sheet gasket (5) with the coupling assembling of vertical spin delivery duct (2).
4. bulk cargo vertical conveying device according to claim 1, it is characterized in that: the top of described vertical spin delivery duct (2), corresponding position with outlet, be provided with anti-blocking venting, on anti-blocking venting, be covered with rubber catch (6), after in pipeline, bulk cargo is met and blocked up, automatic hold-off pressure after bulk cargo pressure is accumulated to a certain degree, prevents that vertical spin delivery duct from damaging.
5. bulk cargo vertical conveying device according to claim 4, is characterized in that: described rubber catch (6) is provided with crackle groove (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210140579.2A CN102658983B (en) | 2012-05-07 | 2012-05-07 | Vertical bulk conveying method and vertical bulk conveying device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210140579.2A CN102658983B (en) | 2012-05-07 | 2012-05-07 | Vertical bulk conveying method and vertical bulk conveying device |
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| CN102658983A CN102658983A (en) | 2012-09-12 |
| CN102658983B true CN102658983B (en) | 2014-06-11 |
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| CN109808973A (en) * | 2019-03-01 | 2019-05-28 | 中石化石油工程技术服务有限公司 | Shale gas pressure break continuously automatic sand conveying device and its installation method |
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| JPS60204514A (en) * | 1984-03-28 | 1985-10-16 | Hazama Gumi Ltd | Structure of coupling for screw conveyor |
| CN2397081Y (en) * | 1999-12-21 | 2000-09-20 | 许庆良 | Sorting mechanism of screw conveying machine |
| CN200981760Y (en) * | 2006-09-04 | 2007-11-28 | 浙江菲达环保科技股份有限公司 | Conveying appliance with measuring function |
| CN101561449A (en) * | 2009-05-27 | 2009-10-21 | 内蒙古科技大学 | Anti-explosion powder supply device |
| CN202038685U (en) * | 2011-04-27 | 2011-11-16 | 潍坊天晟电子科技有限公司 | Special quantitative feeding screw conveyer for fluidization storehouse |
| CN202136975U (en) * | 2011-06-21 | 2012-02-08 | 泰州新安阻燃材料有限公司 | Safety explosion-proof backflow device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7824523B2 (en) * | 2005-05-17 | 2010-11-02 | Earthfirst Technologies, Inc. | Catalytically activated vacuum distillation system |
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- 2012-05-07 CN CN201210140579.2A patent/CN102658983B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60204514A (en) * | 1984-03-28 | 1985-10-16 | Hazama Gumi Ltd | Structure of coupling for screw conveyor |
| CN2397081Y (en) * | 1999-12-21 | 2000-09-20 | 许庆良 | Sorting mechanism of screw conveying machine |
| CN200981760Y (en) * | 2006-09-04 | 2007-11-28 | 浙江菲达环保科技股份有限公司 | Conveying appliance with measuring function |
| CN101561449A (en) * | 2009-05-27 | 2009-10-21 | 内蒙古科技大学 | Anti-explosion powder supply device |
| CN202038685U (en) * | 2011-04-27 | 2011-11-16 | 潍坊天晟电子科技有限公司 | Special quantitative feeding screw conveyer for fluidization storehouse |
| CN202136975U (en) * | 2011-06-21 | 2012-02-08 | 泰州新安阻燃材料有限公司 | Safety explosion-proof backflow device |
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| CN102658983A (en) | 2012-09-12 |
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