DE1484577B1 - Device for driving or pulling piles, sheet piles or the like. - Google Patents

Description

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The invention relates to a device for incorporating a plurality of holding members on the crosshead driving or pulling piles, sheet piles to connect the crosshead with several loading

or the like with a transverse neighbor, to be driven in or pulled, serving as an abutment and a push or pull device, which len, sheet piles od. The like. Are arranged and that

supported on the crosshead and with a pile 5 at least one push or pull device for

head is connectable. Moving one of the retaining members is provided.

By the French patent 892 115 When using one in this way according to FIG A device of this type for vibration and invention trained device can be silent Driving in piles or driving two of the retaining members at the same time with the known pipes, when driving a traction ίο pile heads of two to be driven or to Device connected to several piles pulling on a driving frame and dismantled these piles Serves cables and the lower ends alternating by a portion of their length Cables are driven or pulled to one attached to the pile head, each of the Crosshead over lower pulleys are passed, other stake after being a sufficient measure which is supported from below against a footplate 15 has been driven into the ground or if zen, on which the driving frame with the entire he still engages sufficiently deep into the ground, Pulling device is arranged. In this known as anchoring to form the required Driving device is used to drive in an abutment force. When driving stakes, Pile the entire weight of the device with sheet piles od. Like. In this way are thus Drive-in frame, drive winches and any counterweights for step-by-step driving or pulling movements exerted as an abutment force for the pressure or tensile forces to be expended and the Pulling force harnessed. For this, however, the pre-reaction forces of these compressive or tensile forces of direction have a very large weight, which in the case of gravity and / or anchoring if necessary The counter-bearing forces in the subsurface can be increased by counterweights the must. 25 added without any external abutment in the form

Devices of a similar type are also due to the particularly heavy work scaffolding or special British patents 246,350, 471,623 and anchorages are required. The pressure resp. 657 718 known. All these known device tensile forces are here during the entire process, some also with hydraulic presses as driving or pulling process at the upper ends of the Work pushing or pulling devices require 30 piles of at least two piles but to form the abutment or to the arrangement of pile groups in alternating sequence each with one tion of the crosshead also a work frame corresponding to the length of a work step of great weight, the driving or pulling length used as a counter force on the one pile or can be carried out, or a corresponding anchoring exerted the other pile with great effectiveness, in the subsoil surrounding the pile. This is true because their reaction forces are above each other also for the post to be included by U.S. Patent 968,975.

known work scaffolding, which is used to carry out preferably the pressure or pulling underwater work, such as bores, pile foundation direction or devices, as known per se, etc., consists of two frame parts that can be raised and lowered relative to one another, each by means of a pressure medium-operated cylinder frame, and in which this frame and piston device is formed, its piston rod share each with retractable and extendable supports directly or indirectly with the upper end are provided, which can be coupled to a pole in an axial position with this in the extended state Support and anchoring of the entire work area. The cylinder and piston device or preliminary structure Serve on the river bed and directions can thereby between the crosshead be arranged for this purpose by the weight of the scaffolding 45 and the upper ends of the piles, with the drilling rigs located on it or something else you can also arrange over the crosshead Work equipment in engagement with the water net. Especially in the latter case, it can be spanked being held. tie with a crosshead for a group of stakes

As the above-mentioned British patent shows only one or two cylinders 471 623 from more than two piles, it is also known in the manufacture of concrete piles that are arranged in such a way that they are anchored in the direction of the to form horizontal longitudinal stanchions next to the pile to be produced, the central axis of the crosshead is displaceable and connected to a crosshead placed on the upper end of the jacking pipe in its axial working position over the upper ends and which can be adjusted with various piles,
55 Instead of the cylinder and piston device or pipe, and when compacting and testing the in-situ concrete that is slidably placed in the devices on the crosshead, serve as an abutment. assign, they can also be firmly attached to the crosshead

In contrast, there is the underlying arrangement and the crosshead on the pile group The main task is to be able to shift it gradually and shakily. In this case it can noiseless driving or pulling of piles, 60 the required connection between the transverse sheet piling od. The like. Certain and with one as the main and one or those piles of the pile abutments serving crosshead as well as a pressure group that are currently not being driven in, in the or traction device provided in such a way as follows: At the head of each to train that large scaffolding from high pile is attached to a bearing approach to this Weight or special anchoring in the lower 65 serves to reduce the reaction force of non-driving ground or outer abutment formed by this piles on one or two groups of flanges be avoided. to be transmitted, which correspond in the vertical distance

To solve this problem, the invention is arranged differently and separated from the crosshead

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stand. At the point where there are modified embodiments of the conception for some clarification of the crosshead to the piles the cylinder.

der- and piston device is located, the upper case of the device according to FIGS. 1 to 4 of the of the two drawings protruding from the crosshead 10 are eight double flanges on a crosshead cut away to enable 5 acting hydraulic cylinder and piston devices Post with its protruding approach to the lines 11 firmly attached, in one of the distance top flange to be driven past and the type of drive to be driven or drawn can. The pile is then driven in until the posts 12 are at a corresponding distance from one another above bearing approach are arranged approximately in one position. The piston rod 13 comes to each of the cylinders, in which he der- and piston devices 11 to the lower flange of the io is designed so that Crosshead abuts. In this way, the pull is connected to a single pile at a time of the now driven pile can be removed later. Each piston rod is for this purpose used to contribute to the formation of the reaction force at its free end with a fork-like contract, provided for driving another pile binding piece 14, which by means of a pin is needed. When the pile is driven in this way, 15 15 with tabs 16 can be coupled to the the crosshead can be moved on the pile group attached to the pile by bolts. The connection and the driving process at another pile fertilize between the cylinder and piston device or repeated for all other piles, lines 11 and the piles are designed so that until all piles are driven to the required depth they transmit both compressive and tensile forces are. ao can so that piles are driven in or out of the

This mode of operation can also be pulled out to pull the floor.
Piles are used, but the arrangement on the crosshead 10 is two girders 17 such that the projecting bearings are secured, on each of which two downwardly directed Fühansätze the piles are attached from below to the flange legs 18, the lay on both sides of the crosshead. The lower 25 of the row of stakes will be located here. The guide legs 18 flange cut off in order to enable the upward movement of the carrying crossbar 19, the post to be pulled on the guide legs with its bearing attachment by means of cantilever arms 20 and dowel pins 21. In this case, the cylinder and solidified are created. The crossbars 19 are mounted so that the piston device exerts an upward pressure- that they inwardly or outwardly relative to one another in force on the crosshead. If necessary, flexible or elastic members can be moved between the horizontal plane by means of adjusting screws 22, the arrangement being such that each bearing lug and the flanges of the crossbars are arranged so that the crossbars are arranged in contact with the side head, which causes deformation or surfaces of the piles can be brought. If there is a harmful cooperation between the adjustment of the crossbars, the longitudinal axes of the two parts remain to be avoided. 35 cylinder and piston devices in the same or

The device according to the invention can except in substantially the same vertical plane as for driving in or pulling out sheet piles - those of the piles, so that the balance of the piles or piles made of steel are also maintained in the direction opposite the piles for driving or pulling piles or sheet piles out of loading. The connection of the crossbar 19 with the Clay or reinforced concrete are used, the behavior of the piles is such that the piles are actuated The cylinder and piston devices are to be arranged close to one another in groups. but not necessarily be able to perform mutually engaging operations.

or have to be in contact with each other. Also on the crosshead 10 is an electric motor the device according to the invention can be arranged for input 23, which drives pumps 24 which drive in the same or pulling out stakes, various oil containers attached to the crosshead NEN cross-section are used and 25 are arranged in such a way that during operation of the serve to produce large friction or support piles, motor 23 oil from the oil reservoirs 25 via a len, for the formation of which several pile sections according to the control system of the cylinder and piston devices are driven coaxially with each other. Closing 11 is fed.

The device can also be lent to drive 50. The entire device can be in one over one

Structural members are used in the subsoil, the position of the pile group is raised,

the z. B. to produce a retaining wall in the ground z. B. by means of a crane. The like., The lifting chains

to serve. 26, which are attached to eyelets 27 of the crosshead 10,

The invention is based on the attacks in the.

Exemplary embodiments shown in the drawing are shown in FIG. 5 is a preferred embodiment of the

wrote. It shows hydraulic control system shown. After that

F i g. 1, a preferred embodiment of the pre-four pumps 24 are provided, which are paired in

Direction in side view, the oil tanks 25 are arranged and through the

F i g. 2 shows the top view of the device according to motor 23 being driven. Each pair of pumps

Figures 1, 60 provide four cylinder and piston devices 11. Each

F i g. 3 is a section along the line 3-3 in which a cylinder and piston device 11 is a

Fig. 1, control valve 28 assigned, each by a

F i g. 4 a section along the line 4-4 in the electromagnet 29 is actuated and the control

Fig. 1, tion of the piston movements is used. Also are

F i g. 5 a schematic representation of a hy- 65 for the pumps 24 two amplifiers 30 arranged,

hydraulic control system for the device according to which are usually open when the device

the F i g. 1 to 4 and is not in use. Control two metering valves 31

6 to 9 are schematic representations for showing the speed of movement of the cylinder and column

5 6

benvorrichtungen 11, while two combined piston devices 11 are hydraulically locked, Check valves and pressure switches 32 for regulation so that the dead weight and / or the tensile resistance serve the maximum operating pressure. There was also the one with these other cylinders and pistons to prevent unwanted pressure devices connected together with piles structure in the cylinder and piston devices 5 the weight of the device an abutment 11 Check valves 33 are arranged. Represents a group or reaction force and who is to be driven of check valves 35, 36 and 37 and a white pile or the piles to be driven through the with A lower group of check valves 38 with cylinder and piston devices connected to them through opening are used to regulate the degree of downward movement being pressed down into the ground, movement of the crosshead when all control valves 10 Fig. 1 represents the initial state when driving 28 take their return position, d. i.e. when oil is exposed by pressure, the two middle piles from the cylinder and piston devices 11 into the pile group down by a certain amount Oil tank 25 is returned. Furthermore, a are pressed into the ground, while the cylinder throttle switch 39 to generate a control of the pressure and piston devices of the other piles and a low pressure reducing valve 40 to 15 are hydraulically locked. If accordingly Regulation of the control pressure provided. To the in- F i g. 1 two posts pressed in at the same time If the device is to be operated at a low pressure, these are preferably so stop valve 41 arranged, the usually open selects that they are on either side of the transverse center line of the and the oil container 25 separates when it is closed. Group and equidistant from this line

The in Fig. 5 illustrated control system will have ao. When the first stake or stakes

by means of a manually operated electrical control unit, pressed into the ground by a certain amount

operated device that od on a control panel

at ground level or in any other one or more other piles of the

whose position is appropriate. Group are repeated until all piles in the group

The control system according to FIG. 5 is designed in this way and driven in by approximately the same specific amount

det that hydraulic fluid has been either to the tension side or. These successive operations

to the pressure side each of the in any combination form an operation in which the crosshead in

simultaneously to be operated cylinder and piston is held in its position and after its loading

devices is directed. The training is also ending the crosshead by actuating all cy-

such that any combination of cylinder, reliever and piston devices is lowered,

and piston devices at certain regulated whereupon another such operation is initiated

th pressures can be balanced hydraulically. Such operations can be repeated

d. H. extending or contracting and then until the piles are pushed in to the required depth.

are driven by the transmission of certain reaction forces.

can be hindered on the associated piles, 35 When driving in by tensile forces, the ones if the other cylinder and piston devices cylinder and piston devices corresponding to the gen are in operation. The engine, the pumps, the oil piles or the piles to be driven in the group instead of being assigned to the container and the control system, it can be locked and the crosshead 10 Crosshead 10 (FIGS. 1 to 4) also on the ground by corresponding actuation of the other or arranged on any frame and with 40 cylinder and piston devices downwards Cylinder and piston devices by means of bent. After that, the crosshead is actuated Samer hoses or the like. Be connected. Reconnect with one of all cylinder and piston devices Arrangement can be lifted different and the same operation for the next Control valves, apart from the check and pile or the next piles, being carried out Shut-off valves, operated by hand. The 45 the piles as when driving in by pressure control system can also be chosen at the same time whether it is at the. These processes are repeated Cross-head or at a different location until all piles are approximately the same amount in the is to be designed so that the cylinder and KoI bottoms have been drawn in and a workbench device automatic or semi-automatic process is thereby completed. After the termination in a certain sequence depending on the 50 of such an operation, d. H. after closing one or more switches or ben of the last post or posts of the Main valve or the like. Be actuated. Group on the depth of the other piles that needs To operate the device, first of all the crossheads are not necessarily raised to who-piles or sheet piles in the required manner. These operations are repeated as long as set up and in a guide frame or the like. In 55 to all piles driven to the required depth held their position. The device, or in this case, is then drawn into the ground z. B. by means of a crane on the upper end of the have been.

The device can also be used for pulling piles.

and the lower ends of the piston rods are operated in two ways:

each connected to a pile, as neither tensile forces nor compressive forces are used

in Fig. 1 is shown. Driving the piles will be.

can now be done in two ways, i. H. by pulling When pulling with pulling forces, the work sequence is

application of compressive forces or by applying the same as in connection with the

of tensile forces. drive described by compressive forces, only with the

When driving in by compressive forces, there will be a difference that the pressure fluid on the pulling side

or several piles of the pile group around one of the cylinder and piston devices

correct measure driven in by all the others and not the pressure side of the same.

The work sequence is when piling the cylinder and When pulling with compressive forces

the same as described for driving in by tensile forces, only with the difference that the Hattpt crosswise with the stake to be pulled out or the stakes to be pulled out through the respectively actuated cylinder and piston devices is raised. This is accomplished by having the pressure side of all cylinder and piston devices except those associated with the extracted piles are connected, is pressurized, while connected to the extracted pile or piles Cylinder and piston devices are locked. After each such operation, the Hank down and not lifted up like when driven in by train,

The device described above can be designed so that it can be used for any number from piles from two up to z. B. applied to the specified number of eight piles can be. Although there are also special work provisions If this has been explained, it may also be advisable to operate the cylinder and piston devices in other ways. For example it can It may be desirable to use any cylinder and piston device or combination of cylinder-> 5 and actuate piston devices and shut off any one or more non-actuated cylinder and piston devices. In addition, the Be trained so that one or more special cylinder and piston devices no force transfer. In this case, the piston rod and the piston of this cylinder and piston device or devices must be free in the cylinders and be movable so that there are no lowering points at the connection point between the piston rod and the right reaction forces arise.

According to FIGS. 6 and 7, the device can also be designed so that piles or sheet piles can be driven in or pulled instead are arranged in a straight row in a circular shape or in another plan shape. In the embodiment according to FIG. 6 and 7 is the crosshead 43 for Driving in sheet piles 42 arranged in a circular group is circular and carries a plurality of cylinder and piston devices 11, which are also arranged on a circle, the diameter of which corresponds to the diameter of the circular group formed by the sheet piles 42. Cylinder and piston devices which, as previously described, are divided into 5 " are arranged at a distance from one another corresponding to the sheet piles, are connected by their piston rods 13 to the sheet piles 42 in the manner described and are in the im Connection with Fig. 1 to 4 explained manner for driving the sheet piles with compressive forces or operated with tensile forces or for pulling with tensile forces or with compressive forces. A circular one Group of sheet piles as shown in Figs. 6 and 7 is shown, after driving a Form a cofferdam or a large-diameter friction pile or support pile. Here can the soil within the pile can be removed and replaced with concrete or other building material.

In the embodiments according to FIG. 1 to 7, the cylinder and piston devices 11 are on the crosshead firmly attached and arranged so that one for each pile or for each sheet pile Cylinder and piston device is available. Instead of but this can also be just one cylinder and piston device or one in relation to the number the piles or sheet piles have a small number of cylinder and piston devices, which are movable in the longitudinal or circumferential direction of the crosshead relative to this. According to FIG. 8 is only one cylinder and piston device 45 is arranged, which extends in the longitudinal direction of the crosshead 46 this moved forward and backward and thereby arranged in each case over any post of the pile grap shown and with this allies «can become.

In the embodiment shown in FIG two such cylinder and piston devices 45 are arranged. When operating the carrion forms according to FIG. 8 or 9 are the piles to be driven or to be drawn with the piston rods of the cylinder and Kotbenvorrichtungen 45 connected, while the other piles of the Pile group, which convey the abutment or reaction force, by holding members 50 with the Crosshead 46 are connected. The cylinder and piston devices 45 are here in the manner actuated that they exert either a compressive force or a tensile force on the pile to be driven in or pulled out or these piles. Otherwise corresponds to the embodiment according to F i g. 8 and 9 the mode of operation of the mode of operation already explained when driving in by compressive forces or when pulling through tensile forces.

Claims (10)

Patent claims: 1. Device for driving or pulling piles, sheet piles or the like. With an as Abutment serving crosshead and a pushing or pulling device that is attached to the The crosshead is supported and can be connected to a pile head, characterized in that that on the crosshead (10, 43, 46) several holding members for connecting the crosshead with several adjacent piles to be driven or pulled (12), sheet piles (42) Od. Like. Are provided and that at least one pushing or pulling device for moving a the holding members is provided. 2. Apparatus according to claim 1, characterized in that the pushing or pulling device or devices each by a pressure medium operated cylinder and piston device (11, 45) are formed, the piston rod (13, 47) directly or indirectly with the upper end of a post (12) can be coupled in an axial position with this. 3. Apparatus according to claim 2, in which the cylinder and piston device or devices are to be operated with a pressure fluid supplied by pumps, characterized in that the pumps (24) serving to supply the pressure fluid are on the crosshead (10, 43, 46) are arranged. 4. Apparatus according to claim 3, characterized in that on the crosshead (10, 43, 46) a hydraulic control system is arranged for the actuation of the cylinder and piston device or devices (11, 45). 5. Device according to one or more of claims 2 to 4, characterized in that 909549/12 the cylinder and piston device or devices (11) between the crosshead (10) and the upper ends of the PfIhIe (12) are arranged. 6. Device according to one or more of S claims 2 to 4, characterized in that the cylinder and piston device or devices (45) are disposed over the crosshead (46). 7. Device according to one or more of claims 2 to 5, characterized in that the cylinder and piston device or devices (11) are attached with their cylinder to the crosshead (10). 8. Device according to one or more of »5 claims 2 to 7, with only one or two cylinder and piston devices in connection with a crosshead for a pile group of more than two piles, characterized in that the cylinder and piston device or -vor- ao directions (45) in the direction of the horizontal longitudinal center axis of the crosshead (46) displaceable and in its axial working position above the upper ends of various piles are adjustable. 9. Device according to one or more of claims 2 to 8, characterized in that the crosshead (10) is provided with a downwardly extending guide frame, which on the posts (12) and in the contact position the cylinder and piston device or - Holds devices (11) in their axial working position to the piles. 10. Apparatus according to claim 9, characterized in that the guide frame in each case formed by two guide legs (18) resting against the posts (12) on both sides is, on whose sides facing the piles, crossbars (19) are arranged adjustable to rest on the piles. For this purpose 2 sheets of drawings