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CA1193560A - Tank container for different size tanks - Google Patents

Tank container for different size tanks

Info

Publication number
CA1193560A
CA1193560A CA000406563A CA406563A CA1193560A CA 1193560 A CA1193560 A CA 1193560A CA 000406563 A CA000406563 A CA 000406563A CA 406563 A CA406563 A CA 406563A CA 1193560 A CA1193560 A CA 1193560A
Authority
CA
Canada
Prior art keywords
tank
frame
tank container
parts
floor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000406563A
Other languages
French (fr)
Inventor
Hans-Joachim Ramme
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Containertechnik Hamburg & Co GmbH
Original Assignee
Containertechnik Hamburg & Co GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Containertechnik Hamburg & Co GmbH filed Critical Containertechnik Hamburg & Co GmbH
Application granted granted Critical
Publication of CA1193560A publication Critical patent/CA1193560A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D88/00Large containers
    • B65D88/02Large containers rigid
    • B65D88/12Large containers rigid specially adapted for transport
    • B65D88/128Large containers rigid specially adapted for transport tank containers, i.e. containers provided with supporting devices for handling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Vibration Prevention Devices (AREA)
  • Connection Of Plates (AREA)

Abstract

Abstract of the Disclosure A tank container has a prismatic and longitudinally extending support frame formed of longitudinal and transverse members and having a floor, sides extending up from the floor, and an openable top bridging the sides and provided with a plurality of support saddles each having a transversely and inwardly concave tank-holding part, a base part supported on the frame, and pivots supporting the holding part on the base part for relative pivotal movement of the parts about a respective longitudinal axis. An elongated tank of rounded cross section is received within the frame and rests on the holding parts. Bolts or the like fix the bases on the frame each in any of a respective plurality of transversely offset positions. Such hinging allows the saddles to accommodate to differently sized tanks and permits limited relative movement between the very stiff tank and the frame. The base parts are mounted on respective transverse members, normally on those of the floor of the frame and can be slid transversely thereon into any position necessary for the range of tanks that will fit the frame.

Description

3~

TANK CONTAINER EOR DIFFERENT SIZE TANKS

SPECIFICATION
. _ _ Field of the Invention The present lnvention relates to a tank container. More particularly this invention concerns a tank container in which liquids are shipped and stored.

Background of the Invention In these days of containerized freight it is standard practice to ship bulk liquids by truck or rail in so~called tank containers, which at their simplest are cylindrical tanks about which are built parallepipedal frames so they can be easily handled. Such a tank is normally of preexisting standard construction, of a size and shape determined by the type of liquid or gas it contains. The frame that holds such a tank is also of standardlzed dimensions, and must hold its tank snugly and securely.
To this end it is standard to provide support blocks between the cylindxical outer surface of the tank and the square inner surface of the frame. Typically such a block is simply a metal element formed as a right-triangle with a circularly arcuate hypotenuse concave away from the right angle. It is . ~ .

3S6~

secured by welding or bolting to the circumferentially ridged tank and is normally welded to the frame. Such an arrangement, as described in German patent document 2,543,729, has the disadvantage of transmitting any vibration from the tank to the frame, as for instance when the liquid inside the tank moves.
The result is dynamic loading of parts intended mainly for static loading, so that material failure from metal fatigue is common in such a tank container, the blocks usually failing first.
Such tank containers do not always sit on a ievel surface, and frequently are lifted by cranes or lift trucks.
They are occasionally stacked on each other, and frequently are set off the floor on spacers. In short they are subject to considerable stressing, principally as torsion. The fixed-together cylindrical tank and prismatic, normally parallelpipedal, frame are extremely rigid when connected together~ They resist deformation in any direction so that the entire assembly must be very heavily built to withstand the frequently heavy loads.
When it is necessary to change tank size, as one normally can store the tanks on fixed stands so that the frames are used principally for transport, the blocks must also be changed. First they must be unbolted from the frame or the old tank and then the tank is lifted out. ~he blocks are removed from the tank or frame, wherever they are, and new appropriately sized blocks are fixed to the new tank or old frame. Then the new tank is installed in the old frame. For each size tank there ~935~

must be a set of blocks for each size of frame, and vice versa.
These elements are expensive and difficult to keep track of, and even with them changing over from one size tank to another is not easy.

Objects of the Invention It is therefore an object of the present invention to provide an improved tank container.
Another object is the provision of such a tank container which overcomes the above-given disadvantages.
A further object is to provide a tank container which has a long service life, and whose tank can readily be changed for a tank of another size.

Sllmmary of the Invention These objects are attained according to the instant invention in a tank container having a prismatic and longitudinally extending support frame formed of longitudinal and transverse members and having a floor, sides extending up from the 100r, and an openable top bridging the sides and provided with a plurality of support saddles each having a transversely and inwardly concave tank-holding part, a base part supported on the frame, and pivot means supporting the holding part on the base part for relative pivotal movement of the parts about a 35~

respective longitudinal axis. An elongated tank of rounded cross section is received within the frame and rests on the holding parts. Respective adjustable securing means fix the bases on the frame each in any of a respective plurality of transversely offset positions.
The ability of the upper saddle parts to pivot according to this invention has several important advantages. Such hinging allows the saddles to accommodate to differently sized tanks. It also permits limited relative movement between the very stiff tank and the frame, so that the frame can deform slightly when stressed. Such limited deformation in no way endangers the tank, in fact protects it against damage by, for instance, overstressing of the tank wall where it is connected to the fitter block. It is possible for the frame of this invention to be of relatively light construction and still have a lvnger service life than the heavier prior-art frames.
According to another feature of this invention means is provided for securing the holding parts to the tank. This means can be simple bolts, or even permanent welds, in which latter case the holding parts stay with the tank. When the holding parts are permanently secured to the tank, the base parts nonetheless remain with the frame so that these latter parts need not be duplicated. Such an arrangement is fitted together, once the base parts are at the right spacing, by engaging a pivot bolt between them. The base parts are mounted on respective transverse members, normally on those of the floor of the frame 35~

and can be slid transversely thereon into any position necessary for the range of tanks that will fit the frame.
To allow limited tank/frame movement, the pivot means include at least one elastic element for limited relative transverse movement between the respective parts. This elastic element can simply be a rubber or synthetic-resin elastomeric sleeve surrounding a pivot pin, with the sleeve gripped circumEerentially by one of the saddle parts and the pin fixed on the other.
The holding parts according to this invention normally include curved support channels extending circumferentially of the tanlc. These channels may be permanently fixed on the tanks at the appropriate locations for meeting the pivots.
Each of the holding parts can be relatively easily and cheaply constructed. It has a pivot pin defining a respective pivot axis and two transversely extending and longitudinally spaced flanges generally perpendicular to the respective axis and carrying the respective pin. A crosspiece bridges the respective flanges and extends generally parallel to the respective axis and generally perpendicular to the respective flanges. An upwardly or radially outwardly flaring plate lies generally in a plane including the respective axis, extends generally perpendicular to the respective crosspiece, and is welded to same. Gusset plates fixed between the respective flaring plate and the respective crosspiece stiffen same together into a rigid assembly. A curved element, which may be the above-described channel, is fixed to 3S~

the tank and to the respective gusset plates. Such a holding part can easily be fitted to any tank. The gusset plates allow a broad connection surface for bolting to the curved element for a very strong joining of the two.
Each flaring plate according to this invention has an upper edge which bears via a force-transmitting stiffening plate on the tank. Thus considerable weight can easily be carried, while keeping the device of inexpensive construction. The tank has stiffening ridges offset longitudinally from the pivot means and separate from the above-mentioned curved element, so the system can be adapted to any size or style of tank. The flaring plate is in fact formed with an upwardly open notch through which the respective curved element passes. This makes it easy for force to be transmitted perfectly radially by this flaring plate, while nonradial forces are resisted by the gusset plates.

Description of_the Drawin~

The above and other features and advantages will become more readily apparent from the following, reference being made to the accompanying drawing in which:
Fig. 1 is a side view of the tank container according to the instant invention;
Figs. 2 and 3 are top and end views of the tank container; and Fig. 4 is a large-scale partly broken-away perspective view of a detail of the tank container.

~9 ~ s seen in Figs 1-3, the tank container according to the invention has a frame provided with longitudinal and transverse floor members or beams 1 and 2 forming a rectangular 1Oor 1, 2 elongated in direction L. Posts 3 extend up from the corners of the floor 1,2 and a roof made of removable longitudinal and transverse beams 4 and 5 bridges the top ends of the posts 3.
The outline of a cylindrical tank with rounded ends is shown at 6. On the right-hand sides of Figs. 1-3 the outline is that of a large-diameter tank of 2300mm diameter and on the left of a small-diameter tank of 1550mm diameter. These two sizes, which represent the ends of the typical range, are easily accommodated by a single frame 1-5.
The tank 6 is seated in saddles 7 which according to this invention have respective pivots 8 defining respective lon~itudinal pivot axes A and displaceable in transverse direction T on respective transverse floor I-beams 9 and 10 that are seated at their ends in reinforcement plates 21 o the longitudinal floor beams 1.
Each of these pivots 8 includes a pair of journal plates 8a and 8b of complementary shape with semicylindrical centers and coplanar flanges that are bolted together around a pivot pin 11 and an elastomeric sleeve lla surrounding the pivot pin 11. The lower plate 8b is ixed to a plate 22 that has transversely extending edges each formed with a row of throughgoing holes 23.

The flanges of the beams 1 and 10 are similarly formed with transverse rows of holes 24. It is therefore possible to secure each of the saddles 7 at any of a plurality of transversely offset locations on the frame 1-5 by means of bolts 25 passing through the aligned holes 23 and 2~.
Each pivot pin 11 is fixed between two transversely extending and longitudinally spaced flanges or plates 12 and 13 perpendicular to the respective axis A and bridged by a crosspiece 14 extending parallel to the axis A and perpendicular to the flanges 12 and 13. An upwardly flaring trapezoidal plate 15 lying in a plane including the a~is A and perpendicular to the crosspiece 1~ is welded to this crosspiece, and is stiffened thereon by right-trapezoidal gusset plates 17.
The tank 6 has conventional circumferential stiffening ridges 20 and is provided according to this invention with four appropriately longitudinally spaced support elements 19 formed as part-cylindrical U-section channels 19 open toward the tank 6.
The plate 15 is formed with a rectangular notch 26 in which this element 19 sits, and the tank is provided with stiffening plates 18 against which the upper edge of the plate 15 bears and to which it is connected. The gusset plates 16 are connected to the respective element 19.
It is possible to switch from a tank of one size to one of another relatively easily. The bolts 26 are withdrawn and the tank 6 is simply lifted out. Then the bolts 26 are removed and replaced when the saddle 7 has been slid along the transverse ~L1935~0 beams 9 and 10 to the right position. The new tank 6 is set in place and the upper saddle part formed by the element 12-16 is pivoted into position and the bolts 26 are replaced. This operation is extremely simple and does not require the stocking of any adaptor blocks.
All the tanks 6 need be provided with are appropriate curved elements 19 and stiffening plates 18 at the required longitudinal spacing. The elements 19 are drilled out at the right spacing so that ~he plates 16 and 17 can be bolted to them. The entire system is extremely easy to adapt to existing tanks, and can easily be adapted to tanks not normally intended for use in tank containers.

_ g _

Claims (10)

The embodiments of the invention in which an exclusive property or privilege is claimed are defined as follows:
1. A tank container comprising:
a prismatic and longitudinally extending support frame formed of longitudinal and transverse members and having a floor, sides extending up from said floor, and an openable top bridging said sides;
a plurality of support saddles each having a transversely and inwardly concave tank-holding part, a base part supported on said frame, and pivot means supporting said holding part on said base part for relative pivotal movement of said parts about a respective longitudinal axis;
an elongated tank of rounded cross section received within said frame and resting on said holding parts; and respective adjustable securing means for fixing said bases on said frame each in any of a respective plurality of transversely offset positions.
2. The tank container defined in claim 1, further comprising means for securing said holding parts to said tank.
3. The tank container defined in claim 1 wherein said base parts are mounted on respective transverse members.
4. The tank container defined in claim 3 wherein said base parts are supported on said transverse members of said floor.
5. The tank container defined in claim 1 wherein said pivot means include at least one elastic element for limited relative transverse movement between the respective parts.
6. The tank container defined in claim 1 wherein said holding parts include curved support channels extending circumferentially of said tank.
7. The tank container defined in claim 1 wherein each of said holding parts further includes:
a pivot pin defining a respective pivot axis;
two transversely extending and longitudinally spaced flanges generally perpendicular to the respective axis and carrying the respective pin;
a crosspiece bridging the respective flanges and extending generally parallel to the respective axis and generally perpendicular to the respective flanges;

an upwardly flaring plate lying generally in a plane including the respective axis, generally perpendicular to the respective crosspiece, and welded to same;
gusset plates fixed between the respective flaring plate and the respective crosspiece and a curved element fixed to said tank and to the respective gusset plates.
8. The tank container defined in claim 7 wherein said flaring plate has an upper edge, said container further comprising respective stiffening plates lying and transmitting forces between said edges and said tank.
9. The tank container defined in claim 7 wherein said tank is formed with stiffening ridges offset longitudinally from said pivot means.
10. The tank container defined in claim 7 wherein said flaring plate is formed with an upwardly open notch through which the respective curved element passes.
CA000406563A 1981-07-08 1982-07-05 Tank container for different size tanks Expired CA1193560A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3126861A DE3126861C1 (en) 1981-07-08 1981-07-08 Tank container
DEP3126861.7 1981-07-08

Publications (1)

Publication Number Publication Date
CA1193560A true CA1193560A (en) 1985-09-17

Family

ID=6136358

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000406563A Expired CA1193560A (en) 1981-07-08 1982-07-05 Tank container for different size tanks

Country Status (6)

Country Link
JP (1) JPS58125482A (en)
CA (1) CA1193560A (en)
DE (1) DE3126861C1 (en)
FR (1) FR2509265A1 (en)
GB (1) GB2104482B (en)
ZA (1) ZA824762B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3330561A1 (en) * 1983-08-24 1985-03-07 Westerwälder Eisenwerk Gerhard GmbH, 5241 Weitefeld CARGO CONTAINER FOR FLOWABLE SUBSTANCES
DE8909771U1 (en) * 1989-08-14 1990-12-13 Gerhard GmbH, 57586 Weitefeld Swap tank
DE3624430A1 (en) * 1986-07-18 1988-02-04 Westerwaelder Eisen Gerhard TANK ARRANGEMENT
DE8811024U1 (en) * 1988-08-31 1989-12-28 Westerwälder Eisenwerk Gerhard GmbH, 57586 Weitefeld Transport tank
ES2341525B1 (en) 2008-12-19 2011-05-20 GAMESA INNOVATION & TECHNOLOGY, S.L. USEFUL FOR THE TRANSPORTATION OF TOWERS.

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR840250A (en) * 1937-08-25 1939-04-21 Radiofabriek En Ingenieursbure Process for mounting low-power electro-motors and dynamos, and motors or dynamos obtained using this process
IT618278A (en) * 1958-11-04
US3156838A (en) * 1959-09-04 1964-11-10 King Seeley Thermos Co Direct current electric motor
US3378709A (en) * 1965-06-30 1968-04-16 Emerson Electric Co Electric motor construction including impeller cavity
US3388459A (en) * 1965-10-22 1968-06-18 Gen Electric Method of fabricating small electric motors
DE2222666A1 (en) * 1972-05-09 1973-11-22 Bosch Gmbh Robert ELECTRICAL MACHINE, IN PARTICULAR SMALL ENGINE, AND DEVICE FOR MANUFACTURING THIS MACHINE
DE2543729C2 (en) * 1975-10-01 1986-12-04 Westerwälder Eisenwerk Gerhard GmbH, 5241 Weitefeld Pressure-proof tank container
FR2463077A1 (en) * 1979-08-07 1981-02-20 Anf Ind SYSTEM FOR FIXING A TANK IN A CONTAINER FRAME
FR2473018A1 (en) * 1980-01-03 1981-07-10 Containeering Corp CONTAINER-TANK COMPRISING A TANK RETAINED WITHIN A PARALLELEPIPEDIC FRAMEWORK

Also Published As

Publication number Publication date
ZA824762B (en) 1983-05-25
FR2509265A1 (en) 1983-01-14
DE3126861C1 (en) 1982-12-09
JPS58125482A (en) 1983-07-26
GB2104482A (en) 1983-03-09
GB2104482B (en) 1985-01-23

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