DE2730724A1 - DEVICE FOR INCREASING A VERTICAL STRUCTURE THAT CONSISTS OF ELEMENTS ARRANGED ON TOP OF OTHER - Google Patents

Description

PATENT Attorney DIPL-INQ. JOACHIM STREET MS HANAU · RÜMERSTR. 19 · POST BOX 791 ■ TEL. (0 * 181) «0eo3 / tO74O · TELEX: 4184782pal · TELEQRAMME: HANAUPATENT

POTAlN S.A. (1 1 547)

-C-

Provision for increasing a vertical structure, that besrent from elements arranged one above the other

The present invention applies in particular to a telescopic arrangement, which allows the addition of elements of different cross-sections to a crane tower.

In particular from the German Paten ranms I dung P 26 29 079.9, the dir · June 29, 1976 on behalf of the applicant of the present Invention is deposited, a device for increasing is known in which an outer slidable cage is used, with the named godfather tcjnme I dung of the crane boom The load-bearing upper mast, the lower mast and the additional mast elements all have the same external dimensions. This device is therefore not suitable for use on a vertical structure, that is composed of elements of different cross-sections is.

The object of the invention is to remedy this disadvantage and a device for increasing a vertical structure through the addition of clauses I have a different cross-section to be specified, the larger cross-sections at cer Basis of the structure.> or AufLdus, and the smaller cross-sections at the top of the Auftjuus.

709882/1088

POTAIN S.A. - 7 -

The device according to the invention, which in particular for increasing the tower of a crane by attaching additional Maste lementen is suitable, contains an outer telescopic cage, the support devices for a catch-up system of the upper Has part or upper mast of the tower to be raised. The device according to the invention is characterized in that that the upper mast runs inside the cage, that its pillars or ridges with sliding devices along the pillars or spars of the telescopic cage are provided so that the Quei— cut or the external dimensions of the telescopic cage larger than the Cross-section or the external dimension of the mast elements with the largest Cross-section, and that the cage has fastening or stapling means for fastening it to the top of the masts having different cross-sections.

According to a further feature, the sliding directions exist of the upper mast for iode column or spar consisting of two running wheels, the bearings of which can be arranged fixed or deportable can.

According to a further embodiment of the invention the catch-up system telescopic devices, which during the Raising the tower can be attached to the upper mast, the attachment being releasable so that the telescopic devices can return when the tower is at its maximum Has reached height.

According to a further embodiment of the invention, the outer telescopic cage a support ladder for telescopic movement on whose steps, equally spaced, support elements for represent the retractable bolt of the Auf ho I system, which is attached to the upper mast.

709882/1088

POTAIN S.A.

According to a further embodiment of the invention is the Cross-section of the cage larger than the maximum cross-section of the mast elements, the cage enclosing those elements which form the lower masts with their largest external dimensions form, which is built on the tower frame. The cage has fastening devices on its lower part Attachment to the tops of different masts Cross-section on, these fasteners may consist of a series of openings that lead into the Lower cross struts of the tower are introduced and the various cross sections of the to be joined together Correspond to masts.

According to a further embodiment of the invention, leave the tower's catch-up system and the facilities for Loosen the insertion of an additional element (e.g. a horizontal rail) from the upper mast and use the telescope cage I g which is lowered to be attached to the base of the tower, with the cage then the masthead with the largest cross-section.

According to a further embodiment of the invention each mast element with fastening or stapling devices provided for attachment to the sliding upper mast, the sliding movement always between the Columns of the upper mast and the columns of the telescopic cage accomplishes. In the course of this relative movement, the leadership ensured by rollers, which are arranged on the upper mast, whose cross-section or external dimensions equal to the smallest cross-section of the tower.

709882/1088

POTAIN S.A. - 9 -

According to a further embodiment of the invention, there is The tower consists of several parts, which consist of different parts arranged one above the other, with at least the Head element of each section with a fastening device is provided, which enables the attachment or attachment to a mast element of various cross-sections. In order to standardize the production, these known fastening devices are provided on each mast element.

According to a further embodiment of the invention, the Connection between an element of the upper mast of a given section and the element of the lower mast with the smallest cross-section by means of a fixed intermediate structure realized whose cross-section z.3. from its base (the attached to the top of the mast part with the largest cross-section is) decreases to the uppermost section (which is attached to the base of the mast with the smallest cross-section).

It should be noted that the raised tower according to the invention from two or more masts with different cross-sections can be constructed, with the two masts fixed to each other are connected and can consist of several additional elements, according to the invention by a relative sliding movement of the cage and the upper mast are insertable.

According to a further embodiment of the invention made possible it is the telescope system, a column composed of several masts with different cross-sections by means of the to increase the classic stapling and rule systems that are required for the Extension of masts or columns from elements and of the same external dimension are known.

709882/1088 '

- 10 -POTAIN S.A.

(1 1 547)

Further details, features and advantages of the invention result from the following description of a Embodiment.

Show it:

Fig. 1 is a general view of a crane with the device according to the invention for Extension of the tower with mast elements equipped with different cross-sections is;

Fig. 2 is a view showing the stapling or fastening means of the te I eskopkäfigs for stapling shows an i'last I elements of different cross-sections in detail;

Fig. 3 is an enlarged view of the attachment between the top of a mast with a larger cross-section at the base of a mast with a smaller cross-section;

Fig. 4

up to 8 consecutive bases of replenishing one Tower crane by means of the sliding movement of the outer Cage along the upper mast and the addition of additional elements with undercuts Cross sections;

Fig. 9 is a view of a tower made of elements with

is made in three different cross-sections, the elements with the largest cross-section being arranged at the base of the structure.

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709882/1088

POTAIN S.A.

(1 1 547) - Π -

In the figures, a crane is shown, the tower with the The topping device according to the invention is provided. These Device contains an outer cage 1, the cross-section or external dimension of which is greater than the cross-section or the external dimension of the Mast 2 with the largest cross-section is. The lower mast 2 consists of elements 2a, 2b ... which are arranged on top of one another all have the same external dimensions. The lower cross struts 3 of the cage are of any known type with stapling devices Type designed for the permanent attachment of the tower to the top of the last mast element 2. As can be seen in more detail in FIG lets are sovlele for the staplers or staples Seats 4 are provided as different mast cross-sections are available. The outer fastening point 4a enables the lower part of the cage 1 with the elements of the lower Mast 2 to be firmly connected. The upper part of the tower is made up from an upper mast 8, which carries the rotating crown of the crane boom. The cross section of the mast 8 corresponds to that Cross-section of the smallest element of the tower. The spars or pillars are provided with rollers 9, which are against the support vertical columns or spars of the cage 1 and the Re I ativ-GIβitbewegung of the cage 1 relative to the mast 8 lead. In Fig. 1, the base of the mast 8 is fixed with connected to the upper part of the lower mast 2. The telescopic cage 1 is in the waiting position.

To top up the tower, a work cycle is carried out, which allows an additional element to be inserted between the top of the mast 2 and the base of the mast 3. In the Figures 4 to 8 show different work processes. After the cage 1 is attached to the hoist of the crane, this cage is lifted up. The seats 4a of the cage and the seats 16 of the lower mast 2 are brought into correspondence.

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709882/1088

PUTAIN S.A. -12-

(11 547)

A staple 5 is inserted into these two seats, and the cage is attached to the top of the lower mast 2 (see Figs. 2 and 4). It can now be the upper Detach mast 8 from mast 2, and it becomes the upper mast thanks to the recovery system that is firmly connected to mast 8 Te I eskopierrientungen and with the firmly with the Te I eskopkäfig 1 connected support devices cooperates raised, whereby the sliding movement of the upper mast through the Rollers 9 is guided, which are supported on the columns of the cage. One or more requests, e.g. the one in the DT patent application ρ 26 29 079.9 of June 29, 1976 Kind, allow between the base of the upper mast 8 and the top of the lower mast 2 a sufficient Create a space in order to create an additional mast element 6 insert, ts it is assumed that the external dimension of this mast element is identical to those elements that Dilden the masts 2. The element 6 is on its upper side with means 7 for its attachment to a mast provided with a smaller cross-section, while the element 6 on its lower side at the points 10 with an element identical cross-section is attached. The element 6 is inserted in the direction of arrow 11 and at position 10 (at its base) and point 7 (at its tip). For the sake of standardization, all elements 2a, 2b, 6, ... at its upper part with devices 13, 14, 15, ... provided for attachment to different elements Cross-sectional allow and they are provided with facilities 16 provided to allow the attachment or attachment of the telescopic cage to the mast elements (see. Fig. 3).

The presence of the fastening and fastening orientation enables the sliding unit consisting of the cage and the upper mast to be independent of the external dimensions of the inserted one

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709882/1088

POTAIN S.A.

Use mast elements. The smallest possible external dimension is defined by the external dimensions of the upper mast 8. The sliding movement always takes place by means of the rollers 9 between the Pillars of mast d and the pillars of Te I es K.opkä f i gs instead. Insertion of the laston element G .not a large cross-section (Fig. 4) can be continued with the addition of the tower by adding masts elements 17, their external dimensions is equal to the outer dimension of the upper, sliding mast 8. After the last element 6 is inserted with a large cross-section it will be at the point IJ with the top of the mast

2 stapled. The element d with a large cross-section and the sliding mast 8 are provisionally by means of stapling devices connected at point 7. The fortifications of the outer Cage 1 are released and cage 1 is moved up to the in Fig. 5 raised position shown. The lower top

3 is then fertilize by means of the rieftverbiη 5 at the top of the Elements 6 attached. The connecting pins 7 are removed, after the recovery system firmly connected to masts 2 has brought itself into support connection with the support ladder of the Te Ieskopkäfigs.

The upper sliding part 8 of the tower is free and can by means of des Aufho I system are raised, with the catch-up system from the telescopic devices, the outer cross-section and the sliding mast (Fig. 6).

In the same way in the element 6 of large cross-section has been inserted, you can now insert an element with an external dimension that is the same as the external dimension of the Qeltmast, a horizontal rail 11 is used. The additional element 17 is performed according to part 18 and in

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709882/1088

POTAIN S.A. - 14 -

(1 1 547)

Aligned inside the telescope cage 1. The lower part becomes at the points IiJ with the upper end of the element stapled. At the upper part of the mast 17 is with the Base of the upper mast ο a provisional or final one Stapling is made to allow reinsertion of the cage or descent of the cage if desired Height is reached. The cage can then be placed in front of the lower masts are released, then pinned in the direction of arrow 19, then at the tip of the added element 17 stapled. The stapling or fastening of the Crosspiece 3 on element 17 with a small cross-section takes place in that the staples or pins in the openings 4c aligned with the mast seats 16c. The increase in the tower leaves are continued by the fact that a desired number of elements 17 with a small cross-section, i.e. with the sliding masts 8 corresponding external dimensions (see. Fig. 8) be aligned on top of each other. It is enough for this, uan to repeat the work cycle described above.

Fig. 9 represents a tower consisting of a lower mast 2 and additional elements 6, 12 and 17, the cross-sections of which are different from one another. The element 17 with the smallest external dimension has the same external dimension as the sliding upper mast 8, the one Relative movement (double! I 20) with respect to the outer Telescopic cage executes ". This movement is carried out by Roll up 9 out.

During the last cycle of the tower extension, the transverse section 3 of the cage and the top of the spars or pillars

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709882/1088

POTAIN S.A.

(11 547) - 15 -

connected by means of the stapling devices 4c, 16c. The attachment 15 between the sliding mast 8 and the element 17 (with the same external dimension) is solved. The topping-up device (not shown) makes it possible to carry out a cycle identical to the catch-up cycles described above enough space to insert a last one Establish mast element between the base of the upper part and the tip of the element 17. After attaching this Elements results in a solid vertical structure, which consists of several basic elements of different external dimensions. The most important external dimension (or cross section) is that of the lower structure (structure). The intermediate structure 12 contains one or more mast elements. This intermediate structure is at the point 14 with its lower part at the top of the mast 6 attached. The attachment between the superposed i-loads of the intermediate structure 12 is also effected by stapling devices at points 14. The insertion of each individual element of the vertical structure or vertical construction requires regardless of the External dimensions of the element cie attachment of the outer telescopic cage 1. The cage is attached to the elements 12 by means of the Lines 4b and 16b attached. Details of the Heft- or aefestigungseinrichtunqen between two mast elements or between a mast element and the outer one Telescopic cages are shown in FIGS. A comparison with FIG. 9 shows:

The large cross-section elements 6 are interconnected by external stapling devices 13; they are due to the intermediate structures or structures Zwischenhefteiηrichtungen 14 attached;

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709882/1088

- 16 POTAIN S.A. Ο7-3Π7? /

The elements 12 of the intermediate run are with each other connected by means of stapling devices 14;

they are attached to the small external dimension elements 17 by means of internal stapling means 15, the stapling means 15 also being used to connect the sliding upper part 8 to any one of the superposed elements of the vertical structure.

For reasons of standardization, each element has 6 large cross-section the stapling devices 13, 14 and 15 for attachment to elements arranged one above the other, and also the stapling devices 16 for attachment on the telescopic cage (whereby an attachment e.g. thereby takes place that axles 5, which are arranged in the movable cage, are placed in the fastening point I I ung). In the same way, the elements 12 contain the stapling devices 14, 15, ltb, while the elements 17 with small external dimensions, the stapling directions 15 and 1oc contain a fastening to an element of the vertical To enable structure and attachment to the lower transverse part 3 of the telescopic cage (Fig. 2, 3 and 9).

It goes without saying that the scope of the invention will go through Modifications of the individual embodiments do not leave. For example, it is possible that only the header element (i.e. the top element) of a given Part of a vertical structure one or two

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709882 / 1ΟΘ8

POTAIN S.A.

or has three stapling devices that are used for fastening is required on a structure of different external dimensions. The staplers are of any known type. The number of different parts of the assembly or structure is not limited. It can also insert an intermediate piece with a decreasing cross-section, which connects the upper part (with the smallest external dimension) with the lowest Part (with the largest external dimension) made possible. The telescopic cage 1 is guided by rollers 9 of the mast 8 and its cross-section is sufficient to include the elements 6 with the largest cross-section.

When the tower has been raised, the catching device can be completely released from the upper mast 8 and with a telescopic cage 1 to the lower part of the Tower to be returned. This enables the dead weight and the surfaces exposed to the wind at the top of the vertical column (arrow 21, Fig. 9) to reduce.

One of the major advantages of the present invention is in that no special telescopic devices or Control devices are required to turn one off masts structure with different cross-sections.

709882 / 108ä

Claims (1)

Patent claims: Telescopic device, which is especially used for topping up the tower of a crane is used by inserting additional mast elements and has an outer telescopic cage, the support devices for a catch-up system on having upper part or upper masts of the tower to be raised, characterized in that the upper mast (8) within of the cage (1) lies that the columns of the upper mast (8) with sliding devices (9) along the columns of the Telescopic cage (1) are provided, the cross-section or external dimension of which is greater than the cross-section or is the outer dimension of the mast elements (6) with the largest cross-section, and that the cage (1) means (16) different for attachment to the top of the masts Has cross-section. 709882/1088 ORIGINAL INSPECTED POTAIN S.A. (1 1 547) 2. Telescoping device according to claim 1, characterized it is indicated that the guidelines (9) are formed on the upper Mdst (8) on each column as a pair of rollers (9), the attachment of which is detachable or can be solid. Te I eskop i er vorr i cii device according to claim 1, characterized characterized in that the Auf ho I system Te Ieskopiereiηrichtungen that on the upper mast (8) attachable to carry out a tower extension cycle are that this attachment or stapling is releasable in such a way that the Te Ieskopiereiηrichtungen run down can when the tower has reached its maximum height. 4. Device according to one of the preceding claims, characterized in that the outer telescopic cage (1) has a support ladder for carrying out the Te Ieskopiervorgangs, the steps are evenly spaced and represent support elements for retractable sliding bolts of the Aufho I system that arranged on the upper, slidable mast (8) is. 5. Device according to one of the preceding claims, characterized in that the cross section of the cage (1) is greater than the maximum cross section the mast elements is that the cage (1) the elements with the largest cross-section that the lower mast (2) dai— 709882/1088 (11 547) set, which is arranged on the tower frame, include, and there! 3 the cage (1) after completion of the topping-up process can return to the base of the tower. Device according to one of the preceding claims, characterized in that the cage (1) on its lower part fastening devices for Fixing to the top of the masts of different cross-sections has that the fasteners as a series of openings (4a, 4b, 4c) are formed, which are arranged in the lower transverse part (3) of the cage (1), and the different cross-sections of each other to be arranged masts correspond to elements, and that the fixed Connection between the base of the cage (15 and the fixed masts (2) e.g. is done by stapling. Device according to one of the preceding claims, characterized in that the catch-up system of the tower and the facilities for introducing it additional masts I renew after the completion of the raising process from the upper, slidable mast (8) detachable and with the Te Ieskopkäfig (1) are verüindbar that down can be guided, e.g. to be attached to the top of the mast part with the largest cross-section. 709RR2 / 1088 POTAIN S.A. Device according to one of the preceding claims, characterized in that all mast elements (2,6,12,17) with the stapling devices are provided for attachment to the sliding upper mast (8) that the sliding movement is always between the pillars of the upper mast (8) and the pillars of the Te Ieskopkäfigs (1) accomplishes that this Relative movement is guided by rollers (9), which are arranged on the upper mast (8), the external dimension of which is equal to the smallest external dimension of the tower. Device according to one of the preceding claims, characterized in that the tower consists of several superimposed parts of different external dimensions that at least a head element of each part area is provided with fastening devices that facilitate the fastening allow a mast element of different cross-section 10. The device according to claim 9, characterized in that each mast element with a complete fastening device is provided for fastening to an element of any external dimension, the manufacture of these elements being standardized. 709882/1088 PÜTAIN S.A. 11. Te I eskop! e r device according to one of claims 1 to 8, gekennzeicnnet that the connection between the upper mast Iement of a given cross-section and the lower mast element (2) of the smallest cross-section is carried out by means of a fixed intermediate arrangement, the cross-section of which e.g. from its base (which is connected to the top of the mast with the largest cross-section) to its upper part (the one with the The base of the mast connected to the smallest cross-section is reduced. 12. Device according to one of the preceding claims, characterized in that the telescopic device and the stapling devices enable the addition of a column consisting of several masts with different cross-sections, known stitching systems and control systems for the addition of elements with the same external dimensions formed columns are usable. 709882 / 10Ö8