CN102958806A

CN102958806A - Method for the packaging of wet or dry solids suitable for transportation and/or storage

Info

Publication number: CN102958806A
Application number: CN2011800313208A
Authority: CN
Inventors: 安杰洛·巴塞蒂; 莱昂纳多·扎恩; 伊尼亚齐奥·弗里索内; 乔治·阿尔坎杰莱蒂
Original assignee: Saipem SpA
Current assignee: Saipem SpA
Priority date: 2010-06-25
Filing date: 2011-06-20
Publication date: 2013-03-06
Anticipated expiration: 2031-06-20
Also published as: CN102958806B; EA201201576A1; EP2585373A1; CA2802450C; WO2012014027A1; EP2585373B1; EA022389B1; ITMI20101152A1; CA2802450A1

Abstract

Method for the packaging of wet or dry solids, preferably in the form of sludge or powders such as solids containing or consisting of sulfur in the solid state, suitable for transportation and/or storage.

Description

Be used for the encapsulation method of solid to be suitable for transporting and/or storing wet or that do

Technical field

Present patent application relates to a kind of for the encapsulation method of solid to be suitable for transporting and/or storing wet or that do, this solid wet or that do particularly solid-state sulphur, be body refuse shape or Powdered.

Background technology

The body refuse that comprises solid-state sulphur can mainly come from the dehydration equipment of sweetener and sulfur-bearing body refuse, this body refuse is included in the casing-head gas, desulfidation realizes that by means of the concrete treating process that comprises the industrial treatment process LO-CAT that wherein said body refuse obtains as side production this dehydration realizes by press filter.

At present, this solid-state sulfur-bearing body refuse is loaded onto in container, pallet and " sack ", thus bad structural stability, the powder diffusion of generation in " sack " encapsulation, and be difficult to product is introduced to the market as dangerous material in follow-up classification.

Found now a kind of new mode, the method is mainly by using the vacuum seal that the is fit to pack with plastic film wrapped to make it possible to address the above problem.

Summary of the invention

As purpose of the present invention be used for that encapsulation is done or wet solid with transport and/method of storage, wherein, that this is done or wet solid preferably is the form of body refuse or powder, the method comprises the following steps:

By means of applicable device will described Solid Conveying and Melting wet or that do to made by plastic material bag in, this bag is by pre-aligned and remain in the vertical position, so that at loading days, make the sack of described bag keep opening wide, described bag is shelved on the shaking platform directly or indirectly, this shaking platform at loading days along with vibrating with respect to the vibratory movement of vertical and/or horizontal axis, in bag, to obtain the described solid of even compacting;

When reaching predetermined carrying capacity, interrupt the loading that bag is carried out;

Seal airtightly described bag, and by applicable device described bag is carried out Vacuum Package subsequently, should be preferably vacuum pump by applicable device, its pump orifice can by be installed in advance bag from it valve on bag, the device of this use is activated and remains in the serviceability, until reached predetermined force value;

Use the film of plastic material that the bag of the Vacuum Package of good seal is packed by the wrapping machine with rotation platform, so that this bag is suitable for transporting and/or storing.

The solid wet or that do that utilizes method required for protection to encapsulate can comprise solid-state sulphur or be comprised of solid-state sulphur, and this solid-state sulphur for example is the sulphur-cake that is comprised of sulphur powder and water.

Employed plastic bag is multilayer material preferably, more preferably externally consisted of by polyethylene and consisted of by nylon in inside, according to the weight that will carry, poly thickness be preferably 0.15mm to 0.5mm(more preferably for 0.15mm to 0.2mm), and the thickness that plays the nylon of the effect that keeps vacuum is that 0.05mm is to 0.10mm.

The bag that plastic material is made can be dark, and black preferably is so that in that to be exposed to solar radiation opposing of lower time aging.

The sealing of bag preferably realizes by low temperature melting welding and/or carries out gluing the realization by applicable commercial adhesives.

Preferably, bag directly is not placed on the shaking platform but is placed on the tray, subsequently tray is shelved on the described shaking platform.

In this case, the tray that the packing of vacuum-packed bag can be advantageously be placed with described bag by the bag that not only package encapsulation is good but also packing realizes, thereby improves dimensional stability and the mechanical resistance of bag, and convenient bag managed.

To be shelved on the tray or the good bag that directly is shelved on loading on the shaking platform is transferred to rotation platform and preferably bag self can be being carried out carrying out before the gas tight seal.

The rotation platform of wrapping machine preferably is positioned at the below of shaking platform, but separates with shaking platform.

Another object of the present invention relates to for the encapsulation system of solid to transport and/or to store wet or that do, and this solid wet or that do preferably is the form of body refuse or powder, and this system comprises:

Feedway, this feedway is preferably funnel, and it can be fixed to ceiling or the crane span structure in this residing zone of system;

Plastic bag, this plastic bag preferably is general cylindrical shape, selectively be provided with for the hook system that hangs and for generation of with the valve that keeps vacuum;

Be used for keeping the metal construction of bag, this metal construction preferably is comprised of post and horizontal arm, and the hook system of bag is fixed to this horizontal arm;

Device for vacuum generation, this device for vacuum generation is preferably vacuum pump, it selectively is provided with the pipeline with fast connecting joint, and this fast connecting joint is connected to the suction valve on the bag and selectively is connected to the blade with the characteristic that is applicable to marine environment;

Shaking platform, this shaking platform preferably can carry out lifting and be equipped with hydraulic control unit by hydraulic pressure;

Wrapping machine with rotation platform;

Control system;

The selectable tray that is shelved on the shaking platform,

The bag of being made by plastic material is placed on the shaking platform or on the tray.

When having tray, wrapping machine preferably has the rotation axis centered by tray.

The parcel that utilizes said method and system to obtain can be transported towards adjacent storage area, in this adjacent storage area, parcel can be planted by airborne hoisting crane in " basket thing ", should " basket thing " usually be used by the support apparatus of restocking that is used for platform and/or offshore structure.

Should " basket thing " be metal cage, section be positioned with the goods that transports offshore structure within it.

" basket thing " has large diffusance with the safety that guarantees self and helps they hookings are taken off to hoisting crane or from hoisting crane.

By adopting the method and system, can obtain following significant advantage:

Can come shipping products by any carrier, thereby make this product be equal to non-dangerous freight;

There is not the loose place of gas and dust;

Can under outdoor and inclement weather, store these bags;

Manage this product by the technology of safety;

Help the branching operation of product.

The specific embodiment

Provide embodiments of the present invention referring now to Fig. 1, described embodiment should not be considered to be the restriction to the present invention itself.

The sulfur-bearing body refuse that leaves the vacuum filter of the end that is in the LO-CAT treating process is fed in the loading hopper (1), and this loading hopper (1) is transported to the sulfur-bearing body refuse in the plastic bag (4).The bag of manually being located by operating personal remains in the vertical position by metal support structure (2), so that load port keeps opening wide, wherein, this metal support structure (2) is for this reason custom-designed.

The height of supporting structure so that the bottom of bag be shelved on the tray (5), this tray (5) be shelved on again can be raised so that with the weight transmitting of material to the shaking platform (6) of this tray.

Operation occurs in the top of the rotation platform of this wrapping machine (7) then, but does not contact with the rotation platform of wrapping machine (7), and this wrapping machine (7) operates in the final stage of encapsulation.

During the loading operation of material, make platform along with respect to the vibratory movement of vertical and/or horizontal axis and vibrate, to realize the equably material of this bag of compacting inside.

Shaking platform keeps separating with the rotation platform of wrapping machine by hydraulic lifting system, to prevent that vibration is passed to this rotation platform.

End at loading operation goes out, and when reaching predetermined carrying capacity, should predetermined carrying capacity be 2.5 tons in this concrete example, and operating personal interrupts the vibration of platform, and the instruction shaking platform is positioned on the rotation platform that is positioned at the below it.

This structure is suitably determined size according to the load/unload of production requirement and product.

At this moment, bag is sealed and is connected to from valve with it by being installed in advance bag subsequently the pump orifice of vacuum pump (3) airtightly.

Vacuum pump is activated and remains in the serviceability, until reached scheduled pressure value.

With vacuum pump throw off be connected after, the sealing of valve can be guaranteed by means of Safety nut.

At this moment, start this wrapping machine, this wrapping machine wraps up polyester film around bag and tray, thereby improves dimensional stability and the mechanical resistance of this bag.

At place, the end of packaging operation, bag is linked to tray and removes.

New tray and new bag are positioned on the platform, and repeat aforesaid operations.

Claims

1. one kind is used for the encapsulation method of solid to transport and/or to store wet or that do, comprises the following steps:

By means of applicable device will described Solid Conveying and Melting wet or that do to made by plastic material bag in, described bag is by pre-aligned and remain in the vertical position, so that at loading days, make the sack of described bag keep opening wide, described bag is shelved on the shaking platform directly or indirectly, described shaking platform along with vibrating with respect to the vibratory movement of vertical and/or horizontal axis, obtains the described solid of even compacting at described loading days with the inside at described bag;

When reaching predetermined carrying capacity, interrupt the loading that described bag is carried out;

Seal airtightly described bag, and by applicable device described bag is carried out Vacuum Package subsequently, described applicable device is activated and remains in the serviceability, until reached predetermined force value;

Use the film of plastic material that the bag of the Vacuum Package of good seal is packed by the wrapping machine with rotation platform, so that described bag is suitable for transporting and/or storing.

2. method according to claim 1, wherein, described solid wet or that do is the form of body refuse or powder.

3. method according to claim 1 and 2, wherein, described solid wet or that do comprises solid-state sulphur or is comprised of solid-state sulphur.

4. method according to claim 1, wherein, the described bag of being made by plastic material is multilayer material.

5. method according to claim 4, wherein, described multilayer material externally is comprised of polyethylene, and is comprised of nylon in inside.

6. method according to claim 5, wherein, described poly thickness be 0.15mm to 0.5mm, and the thickness of described nylon is that 0.05mm is to 0.10mm.

7. method according to claim 1, wherein, described bag is shelved on the tray, and described tray is positioned at again on the described shaking platform.

8. method according to claim 7, wherein, by wrapping machine the bag of the Vacuum Package of good seal being packed is that the described tray that is shelved with described bag by not only packing described bag but also packing is realized.

9. method according to claim 1, wherein, the described rotation platform of described wrapping machine is positioned at the below of described shaking platform, but keeps separating with described shaking platform.

10. one kind is used for the encapsulation system of solid to transport and/or to store wet or that do, it is characterized in that described system comprises:

Feedway, described feedway is preferably funnel;

By the bag that plastic material is made, described bag preferably is general cylindrical shape;

Be used for keeping the metal construction of described bag, described metal construction preferably is comprised of post and horizontal arm, and the hook system of described bag is fixed to described horizontal arm;

Vacuum produces machine, and described vacuum produces preferably vacuum pump of machine;

Shaking platform;

Wrapping machine with rotation platform;

Control system;

Selectively, tray, described tray are shelved on the described shaking platform;

The described bag of being made by plastic material is positioned on the described shaking platform or on the described tray.