JP2949083B2 - Pile driving device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pile driving device for driving various piles such as a support pile for a guardrail installed on a road and a sheet pile for driving when excavating the ground,
The present invention relates to a small device that can be installed on a vehicle body.

[0002]

2. Description of the Related Art The present inventor has previously proposed a drop hammer disclosed in Japanese Utility Model Publication No. 58-40119. This is placed on the car body of the car, when the support pile of the guardrail is driven on the shoulder of the road or the median strip, or when it is driven adjacent and continuously like a sheet pile etc. Drives the drive motor 12 for turning,
The rotary table 9 is turned so that the column 18 is located on the side surface or the rear side of the vehicle body 1, and the cylinder 19 is operated to raise the column 18. And drop hammer 2
In order to adjust the position 1 in the vehicle body direction (front-back direction), the cylinder 4 is moved forward and backward to move the inner pipes 3 and 3 forward and backward to move the column 18. To adjust the position of the drop hammer 21 in a direction perpendicular to the vehicle body direction, both hydraulic cylinders 15, 15 are moved forward and backward by the same amount, and both inner tubes 14, 14a are moved forward and backward by the same amount. The support 18 is configured to move.

However, in the above-mentioned pile driving device, both inner pipes 3,
3 is fixed on the vehicle body 1 and inevitably moves vertically on the vehicle body 1, occupying the space of the vehicle body, and the entire body of the vehicle is occupied by the pile driving device. It became a dedicated vehicle for mounting the hitting device.
Therefore, there is no room for loading piles and other construction materials, and a separate vehicle for transporting them is required, and it is extremely difficult to transport materials to pile driving sites such as guardrails, and to move materials when driving. Was complicated.

[0004]

SUMMARY OF THE INVENTION Therefore, according to the present invention, the space of a pile driving device installed on the body of an automobile is remarkably reduced, and the pile driving device and the driving material can be combined with one automobile. It is an object to be able to carry at the same time.

[0005]

SUMMARY OF THE INVENTION In view of the above problems, an invention according to claim 1 is provided with a lateral slider member that moves in a lateral direction of a vehicle body, and the lateral slider member fixed on the vehicle body. A lateral guide member for guiding the vehicle in the lateral direction, and a lateral actuator connected to these members and configured to include a lateral actuator for driving the lateral slider member, and having a length substantially accommodated in the width of the vehicle body. A vertical slider member that slides in the front-rear direction of the vehicle body, a vertical guide member that is connected to the horizontal slider, and guides the vertical slider member in the front-rear direction, and connects the vertical slider to the vertical slider. A vertical moving means including a driving vertical actuator, and a length that is connected to the vertical slider so as to be capable of being tilted and falls substantially within the width of the vehicle body. And the bar member, it is an piling apparatus characterized by comprising a striking member movable along the strut member. The horizontal moving means is fixed to the vehicle body, and when the horizontal slider moves in the horizontal direction of the vehicle body, the vertical moving means also moves in the horizontal direction, so that the vertical movement of the vertical slider does not occupy the vehicle body of the automobile. Therefore, the entire pile driving device can be significantly reduced in size. Note that the “post member” here has a structure that allows a pile to be driven by attaching a breaker, a drop hammer, or the like. Note that the length of the support member and the lateral movement means is within the width of the vehicle body, but this is for the purpose of describing the invention as compared with the conventional one. For example, since there are various sizes of automobiles, there is a certain amount of clearance (gap) on the left and right sides of the pile driving device for large trucks, and conversely, for small trucks, the vehicle slightly exits the vehicle body. Of course, this is possible and there is some tolerance.

According to a second aspect of the present invention, the lateral moving means has a laterally long and flat shape, and the lateral guide member is fixed to a front portion of the vehicle body.
The pile driving device described in the above. As a result, materials can be loaded on the rear part of the vehicle body.

According to a third aspect of the present invention, there is provided the pile driving device according to the first aspect, wherein the vertical actuator and the horizontal actuator are cylinder members. As a result, the size can be further reduced.

According to a fourth aspect of the present invention, there is provided a pile driving device according to the first aspect, wherein a tilt member for swingably connecting the vertical guide member is provided to the horizontal slider member. Things. As a result, a compact structure is provided, and tilting (swing) of the support member is enabled.

According to a fifth aspect of the present invention, the tilt member swingably connects to the horizontal slider member and the swing member connects the horizontal guide member and the vertical guide member. The pile driving device according to claim 4, comprising a cylinder and a body. As a result, the tilt member can be integrated and compactly integrated to enhance the function and reduce the size.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, a mobile pile driving device 1 shown in FIGS. 1 to 15 which is a preferred embodiment for further clarifying the present invention will be described. As shown in FIGS. 1 to 4, the movable pile driving device 1 has a horizontally long overall shape, and is disposed so that its longitudinal direction coincides with the X direction of the vehicle body 4 (the lateral direction of the vehicle body 4) (FIG. 2). reference). This X direction is the Y direction of the vehicle body (body 4
(Front-back direction) (see FIGS. 2 and 3).

As shown in FIGS. 1 and 2, the lateral moving member 3 includes a lateral slider 31 that moves in the X direction (left-right direction) of the body 4 of the automobile 2 and a lateral direction that guides the lateral slider 31. Guide rail 30 and lateral slider 31
And a lateral cylinder 32 that connects the lateral guide rail 30 and drives and slides (slids) the lateral slider 31. As shown in FIG. The part is fixed with bolts and nuts.

As shown in FIGS. 4 and 5, the vertical moving member 5 includes a vertical guide rail 50 connected to the horizontal slider 31 and a vertical slider 5 sliding in the Y direction.
1 and a vertical cylinder 52 that connects the vertical guide rail 50 and the vertical slider 51 and drives the vertical slider 51. Therefore, as shown in FIG. 1 and FIG. 2, the whole of the vertical moving member 5 moves laterally with the lateral movement of the horizontal slider 31. As shown in FIGS. 2 and 7, the column member 9 (also referred to as a leader) is connected to the vertical slider 51 so as to be able to move up and down, and as shown in FIGS. It is designed to be able to move up and down in the direction.

Further, as shown in FIG. 1, the size of the movable pile driving device 1 is 2 m in width and 1 to 1.5 m (for example, 1.m) so as to substantially fit in the width W and height H of the vehicle body 4. 3m)
The length of the vehicle body 4 in the front-rear direction is set to 85 cm, which is considerably shorter than the length L of the carrier 6 as shown in FIG.
Thus, the size of the mobile pile driving device 1 is reduced, and a space is provided in the rear portion of the loading platform 6 to enable loading of materials and the like, and the mobile pile driving device 1 does not protrude from the vehicle body in any of the lateral direction and the height direction. In addition, it is possible to prevent the installation of the road from being caught during traveling. The above detailed configuration will be described later.

With the above characteristic configuration, first, the horizontal slider 31 can be moved to any position in the X direction from the horizontal slide starting point (0 m) shown in FIG. 1 to the horizontal slide end point (1 m) shown in FIG. It has been like that. Secondly, as shown in FIG. 5, the vertical slider 51 can slide vertically in the Y direction with a stroke of 30 cm each.

What is important here is the positional relationship between the horizontal moving member 3 and the vertical moving member 5. That is, first, the lateral guide rail 30 is fixed to the front portion of the loading platform 6 with bolts (see FIG. 3), and
When the vehicle 1 moves in the horizontal direction of the vehicle body 4, the vertical moving member 5 and the support member 9 also move integrally in the horizontal direction (FIG. 1).
And FIG. 2). Therefore, when the vertical slider 51 slides vertically, the vertical slider 51 can slide vertically at a position laterally separated from the loading platform 6. That is, since the vertical slider 51 does not slide greatly on the loading platform 6, the moving space of the vertical slider 51, that is, the area occupied by the vertical moving member 5 on the loading platform 6 can be reduced. Therefore, the entire movable pile driving device 1 can be significantly reduced in size, and the installation space on the bed 6 can be reduced.
A space other than the installation space is created, and pile driving materials can be loaded there.

Next, the tilt member 7, which is another component of the present embodiment, tilts the support member 9 right and left by 7 to 15 ° (for example, 8 °) in a direction indicated by an arrow R as shown in FIG. (Tilt or swing), and is interposed between the horizontal moving member 3 and the vertical moving member 5 and connected thereto. It should be noted that the position of the tilt member 7 may be changed and provided on the vertical slider 51, and there are various modifications. In addition, the configuration of the tilt member 7 can be omitted as appropriate, and it is a matter of course that the configuration can be such that the vertical slider 5 is directly connected to the horizontal slider 31.

Next, as shown in FIG.
1, a vertical slider 51, a tilt cylinder 71, a hydraulic pump 13 driven by a tilting cylinder 90, an operation unit 15 for operating each of the above-described components, and a hydraulic pump 13.
A hydraulic device 17 for controlling each component in response to the above is disposed. The operation unit 15 and the hydraulic device 17 are mounted behind the driver's seat. The detailed configuration of these will be described later. In addition, these installation locations can be appropriately changed. Further, an outrigger 18 and a small crane 19 including a boom are installed on the vehicle body 4. The small crane 19 has a hydraulic boom cylinder 19a.
Are driven by the hydraulic pump 18 to lift and move the material loaded on the carrier 6.
Numeral 8 is for balancing the vehicle body during pile driving.

Referring to FIGS. 9 to 11, the laterally moving member 3 will be described.
Will be described. The horizontal guide rail 30 having a horizontally long and flat frame shape is fixed to the loading platform 6 with bolts or the like, and a plurality of rotatable rollers 30a are installed on both sides of the inside thereof. Further, a horizontally long and flat horizontal slider 31 is supported by being externally fitted to the roller 30a.
Therefore, it is slidable in the X direction. The lateral cylinder 32 connects the left end of the lateral guide rail 30 and the lateral slider 31, and moves the lateral slider 31 in the X direction by the expansion and contraction of the piston.

Next, the components of the vertical moving member 5 will be described with reference to FIGS. The vertically long vertical guide rail 50 is fixed on the upper surface of the right end of the horizontal slider 31 along the Y direction. Vertical slider 5
Numeral 1 is provided on the upper part of the vertical guide rail 50 so as to be able to move in the Y direction (vertical slide). The vertical cylinder 52 connects the vertical guide rail 50 and the vertical slider 51 and is disposed in the Y direction, and drives the vertical slider 51 in the Y direction.

The vertical guide rails 50 extend upward from the base 501 (see FIG. 9) disposed above the horizontal slider 31 and are arranged in parallel at a predetermined interval. And a guide rail body 504 (see FIG. 11) having two rails 502 and 503 having square cross sections. Then, the vertical slider 51 moves Y while being guided by the rails 502 and 503.
In order to raise and lower the slider plate 511 and the support member 9 that slide in the direction, the vehicle body 4 is erected in the X direction at predetermined intervals on the slider plate 511 in pairs. It is composed of a single column support plate 512.

The vertical cylinder 52 shown in FIG. 12 is composed of a double rod cylinder. That is, the piston rod 521 is disposed between the rails 502 and 503 in parallel with them, and is fixed to the guide rail body 504 in the Y direction. The tube 522 slides in the Y direction along the piston rod 521. That is, the slider plate 511 is fixed on the tube 522, and these can be integrally slid along the guide rail body 504.

The components of the tilt member 7 will be described with reference to FIGS. The tilt cylinder connecting portion 70 is provided inside the right end of the lateral guide rail 30.
The tilt cylinder 71 is rotatably connected to the tilt cylinder connecting portion 70 and is arranged in the Y direction.
The tilt cylinder connecting portion 73 is rotatably connected to a piston rod of the tilt cylinder 71 and is fixed to the vertical guide rail 50. The inverted triangular plate 72 is connected to the lower portion of the base 501 and is arranged in the Y direction.
1 is swingably connected.

Returning to FIGS. 9 to 11, the components of the support member 9 will be described. Post support plate 512 of vertical slider 51
Is pivotally connected to the tilting cylinder 90.
The piston rod of the raising / lowering cylinder 90 and the upper end of the bracket 91 are rotatably connected to each other.
Is rotatably connected to a support column 512. A leader vertical cylinder 92 is fixed to the bracket 91. The support column 93 has a length of 2 m, which is the same as that of the horizontal moving member 3, and is connected to the piston member of the leader vertical cylinder 92 so as to be slidable with respect to the bracket 91. The pulley member 95 is composed of a pulley, a wire, and the like, and is disposed inside the column 93 and moves the hammer member 11 up and down in the Z direction at a distance twice as long as the column 93 interlocks with the vertical movement of the column 93. It is.

The hammer member 11 shown in FIG.
A bracket 110 slidably coupled along
It is composed of a hydraulic hammer 111 fixed to a bracket 110 and having a breaker, and a driving cap 112 attached to the hydraulic hammer 111.

The hydraulic device 17 shown in FIG. 15 will be described. The hydraulic device 17 includes a hydraulic pump 13, a hydraulic tank 23,
The operation unit 1 includes various known valves (not shown) and the like.
5, that is, a horizontal slide lever 150, a vertical slide lever 151, a tilt lever 152, a raising / lowering lever 153, a leader up / down lever 154, a hammer switch 155, a lock lever 156, and the like are connected. Is configured to be controlled. A boom cylinder 19a, which can be activated in response to the operation of each operation unit,
Horizontal cylinder 32, vertical cylinder 52, tilt cylinder 71, tilting cylinder 90, leader vertical cylinder 9
2, a hydraulic hammer 111, a four-wheel lock brake 157, and the like are connected. Further, the switching unit 24 including the switching valve is configured to selectively supply the hydraulic pressure to the mobile pile driving device 1 or the small crane 19. The various cylinders described above are composed of double-acting cylinders.
In addition, the leader vertical cylinder 92 is connected to a self-weight lowering device 99 capable of returning hydraulic pressure and switching on and off to the hydraulic tank 23 by using a switching valve and a check valve in combination, and operating the driving device to drive the hydraulic tank 23 in. At times, the column 93 can be automatically settled by its own weight.

Next, an example of the operation of the mobile pile driving device 1 of the present embodiment will be described. In a state where the mobile pile driving device 1 shown in FIG. 1 fixed to the front portion of the loading platform 6 is accommodated (in a folded state), the material is placed on the loading platform 6 at the rear portion of the mobile pile driving device 1 shown in FIG. And run it to the stakeout site and stop at the shoulder. The engine is idling. The outrigger 18 is extended and grounded and fixed, and the lock lever 156 is operated to operate the four-wheel lock brake 157 to suppress vibration of the vehicle body. By operating the horizontal slide lever 150 to extend the horizontal cylinder 32, the horizontal slider 31 is moved by an appropriate length in the X direction to approach the pile driving point. At this time, the vertical moving member 5, the tilt member 7, and the support member 9 are integrated with the horizontal slider 31 in the X direction.
2 and the state shown in FIG. 2 is obtained. Note that the pile can be suspended and moved by the small crane 19.

By operating the raising / lowering lever 153, the raising / lowering cylinder 90 is extended to raise the column member 9 as shown by the arrow S in FIG.

By operating the vertical slide lever 151 to drive the vertical cylinder 52, the vertical slider 51 is moved vertically in the X direction as shown in FIG. Position 11 At this time, the support member 9 moves together with the vertical slider 51 in the X direction. Therefore, as described above, the vertical slider 51 does not pass over the loading platform 6 (see FIGS. 7 and 12), so that the installation space for the mobile pile driving device 1 can be reduced. As shown in FIG. 12, the piston rod 521 of the vertical cylinder 52 is fixed,
Tube 522 moves longitudinally.

In order to adapt to the inclination of the road surface, a tilt operation (also called a swing) shown in FIG. 6 is performed as necessary. That is, the tilt cylinder 71 is extended by operating the tilt lever 152, and the inverted triangular plate 72 is swung at an appropriate angle and stopped. At this time, the entire vertical moving member 5, the tilt cylinder connecting portion 73, and the support member 9 tilt (swing) integrally.

By operating the leader vertical lever 154, as shown in FIGS. 7 and 8, the leader vertical cylinder 92 is driven to move the support column 93 up or down to stop at an appropriate height.

By operating the hammer switch 155, the vehicle body 4
Hydraulic pressure from the hydraulic pump 13 loaded on the hydraulic hammer 1
11 is executed and the pile driving is performed. In addition, this hydraulic hammer 1
Instead of 11, it is also possible to attach a downhole (not shown) so that it can function as a rock drill to fit a rocky place that is not suitable for normal driving.

Next, the automobile 2 is moved to another stake driving place, and the above operation is repeated. Then, by performing the reverse procedure described above, the movable pile driving device 1 is housed as shown in FIG.
Complete the work. Thus, the mobile pile driving device 1
, The pile driving device 1 and the materials can be loaded by one vehicle 2, so that the number of workers can be reduced, the pile driving operation efficiency and the transportation efficiency can be improved, and the cost can be reduced.

Although the present embodiment has been described above, the present invention is not limited to such an embodiment.
It goes without saying that various implementations are possible without departing from the technical idea of the present invention. For example,
As a modification, it is also possible to provide a rotation mechanism on the vertical slide member 512 and add a swing mechanism to expand the working range. Further, as another modified example, the operation unit 15 can be detachably attached to a driving panel of an automobile, and the operation unit 15 and
It is also possible to provide a transmission unit and a reception unit with the hydraulic device 17 via an interface so that they can communicate wirelessly. In this case, by operating the operation unit 15 from a desired location, the hydraulic device 17 is interposed. By remotely controlling the pile driving device 1 and the small crane 19 in this way, the efficiency of the entire operation is improved.

[0034]

According to the first to fifth aspects of the present invention, by reducing the size of the pile driving device, the installation space of the pile driving device installed on the body of the automobile is significantly reduced, and There is an effect that the pile driving device and the material can be simultaneously transported by one car.

[Brief description of the drawings]

FIG. 1 is a front view of an automobile to which a movable pile driving device 1 (a horizontal slide starting point) is fixed.

FIG. 2 is a front view of the automobile to which the mobile pile driving device 1 (end point of the horizontal slide) is fixed.

FIG. 3 is a partial right side view of the automobile to which the mobile pile driving device 1 is fixed.

FIG. 4 is a right side view of the mobile pile driving device 1.

FIG. 5 is a right side view showing the operation of the vertical slide of the mobile pile driving device 1.

FIG. 6 is a right side view showing a tilt (swing) operation of a support member.

FIG. 7 is a front view of the vehicle to which the movable pile driving device 1 is fixed when the hammer is lifted with the support member upright.

FIG. 8 is a front view of an automobile to which the movable pile driving device 1 is fixed when the hammer descends with the support members upright.

FIG. 9 is a front view of the mobile pile driving device 1 in which components are disassembled and deployed.

FIG. 10 is a right side view of the mobile pile driving device 1 in which components are disassembled and deployed.

FIG. 11 is a plan view of components of the movable pile driving device 1 which are disassembled and deployed.

FIG. 12 is a plan view from the arrow A in FIG. 8;

FIG. 13 is a sectional view taken along line BB of FIG. 8;

FIG. 14 is a right side view from the arrow C in FIG. 8;

FIG. 15 is a block diagram of the hydraulic device of the present embodiment.

[Explanation of symbols]

 1 ··· Mobile pile driving device 2 ··· Automobile 3 ··· Lateral moving member 4 ··· Body 5 ··· Vertical moving member 6 ··· Loading bed 7 ···・ Tilt member 9 ・ ・ ・ Strut member 11 ・ ・ ・ Hammer member 13 ・ ・ ・ Hydraulic pump 15 ・ ・ ・ Operation part 17 ・ ・ ・ Hydraulic device

Claims (5)

(57) [Claims] A lateral slider member that moves in a lateral direction of a vehicle body of an automobile; a lateral guide member that is fixed on the vehicle body and guides the lateral slider member in the lateral direction;
A lateral actuator configured to include a lateral actuator that connects these components and drives the lateral slider member; a lateral moving unit having a length that fits in the width of the vehicle body; and a vertical slider member that slides in the front-rear direction of the vehicle body. A vertical guide member connected to the horizontal slider to guide the vertical slider member in the front-rear direction;
A vertical moving means comprising a vertical actuator for connecting the vertical slider and driving the vertical slider; and a column member connected to the vertical slider so as to be capable of falling and falling within a width of the vehicle body. And a striking member movable along the support member. 2. The pile driving device according to claim 1, wherein said lateral moving member has a laterally long and flat shape, and said lateral guide member is fixed to a front portion of said vehicle body. 3. The pile driving device according to claim 1, wherein the vertical actuator and the horizontal actuator are cylinder members. 4. The pile driving device according to claim 1, wherein a tilt member for swingably connecting the vertical guide member to the horizontal slider member is provided. 5. The tilt member comprises a swing member that swingably connects to the horizontal slider member, and a swing cylinder that connects the horizontal guide member and the vertical guide member. The pile driving device according to claim 4, wherein