KR101625800B1 - Rotation and telescopic leader apparatus and drilling apparatus having the same - Google Patents

Abstract

The present invention relates to a rotational and flexible leader device and a boring device including the same. The present invention includes: a connection member connected with a hydro crane; a rotor installed in the connection member; a rotational combination part combining the rotor to enable the rotor to rotate around a vertical axis to the connection member; a rotation limiting part allowing and limiting the rotation of the rotor from the connection member; a flexible leader placed to be extended from the rotor vertically downward, and of which vertical length is controlled; an operating head guided to be vertically slid towards the flexible leader to elevate from the rotor; and an auger extended from the operating head vertically downward, and rotated by the operation of the operating head to perform boring. According to the present invention, the present invention is capable of enabling the auger to rotate with the vertical leader, making the vertical leader flexible, and making a large diameter hole under a pedestrian overpass or high voltage line in the city center, a national highway, an expressway, and a paved road, which are difficult for a boring machine to enter, as well as quickly and easily performing boring work by being easily applied to various environments in construction sites, and enabling accurate and high quality boring work by guiding the large diameter hole.

Description

[0001] The present invention relates to a rotary and telescopic leader apparatus and a drilling apparatus having the same,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a reader and a punching apparatus having the same, and more particularly, to a rotating and stretching type reader and a punching apparatus having the same.

Generally, perforating devices are used to perforate deep holes pierced from the ground for drilling, soil inspection, groundwater development, and the like. Such a perforating device includes a method of rotating an electric tooth, a bit or the like, and a method of rotating a beat or a cutter and applying a blow.

The punching apparatus includes a main body having a main driving device such as an engine, a lid supported by the main body, a head portion sliding along the lid and providing a lifting and rotating force by a driving device, And a perforating unit provided at the tip of the rod and lifted or rotated together with the rod to perforate the ground.

As a technique for a conventional punching apparatus, Korean Patent Laid-Open Publication No. 10-2014-0129882 discloses a " floor punching apparatus using a casing as a leader ", which includes a plurality of hydraulic cylinders, A rigid boom, a wire coupled with the pulley, and a ring coupled to the wire; An auger coupled to a ring of the heavy equipment member and having an auger housing housing a motor to provide rotational force and to surround the motor; A screw rod coupled with the auger and rotated by operation of the auger, the screw being formed in a spiral shape on the outer periphery; A bit coupled to the lower end of the screw rod and capable of piercing into the ground to puncture the ground; A casing having a tubular body portion surrounding the screw rod and being rotatably coupled to the auger housing and having a circular section and a protrusion protruding from an outer periphery of the body portion; A center through hole which is a through hole through which the body of the casing is passed and a groove which is a groove for receiving the protrusion of the casing are connected to the outer circumference of the casing in a direction opposite to the center of the center pipe through- A formed guide; And a guide fixing part fixed to the position of the guide and installed on both sides of the guide.

However, in such a conventional technique, it is difficult to rotate and move the auger and the screw rod in order to vary the position of the auger, and the length of the casing serving as a leader is determined to be constant so that it is difficult to quickly and easily perform various operations required in the field , There is a problem that it is difficult to precisely and precisely perform the drilling operation because the guide can not be guided when drilling the screw rod.

In order to solve the above-mentioned problems, the present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to enable large-diameter drilling in a pavement road, a highway, a national highway, So that the drilling operation can be performed quickly and easily, and the drilling operation can be precisely performed with a high degree of perforation.

According to an aspect of the present invention, there is provided a hydro-crane comprising: a coupling member connected to a hydro-crane; A rotating body installed on the connecting member; A rotatable coupling portion for rotatably coupling the rotator about an axis that is perpendicular to the coupling member; A rotation restricting portion for allowing and restricting the rotation of the rotating body from the coupling member; A stretchable leader that is vertically downwardly extended from the rotating body and whose vertical length is adjusted; An actuating head guided in the up-and-down direction by a slidable up-and-down direction and installed to move up and down from the rotary body; And an auger provided to extend vertically downward from the actuating head, the auger rotating and piercing by the action of the actuating head.

Wherein the rotation coupling portion includes a coupling portion provided at one of opposite sides of the coupling member and the rotation body, A groove portion which is rotatably coupled to the engaging portion so as to be spaced apart from the engaging portion in a vertical direction and which is provided on the other of opposite sides of the linking member and the rotating body; And a bearing interposed between the engaging part and the groove part.

Wherein the rotation restricting portion includes: a housing provided in the rotating body and having a hole formed at an upper end thereof; A fixing piece movably installed in the housing in a vertical direction and projecting through the hole; An elastic member provided in the housing to provide an elastic force such that the fixing member protrudes from the housing; A coupling member provided on the coupling member so as to face the rotating body; A coupling hole formed on the coupling member along a periphery of the rotation center of the rotor and selectively coupled by the fixing piece protruded from the housing by the elastic member; And a pulling wire connected to the fixing piece, the pulling wire causing the fixing piece to separate downward from the coupling hole by pulling.

The pulling wire may extend vertically downward through a through hole formed perpendicularly to the rotating body, and may have a handle at an end thereof.

The telescopic extension includes: a plurality of folding members which are slidably coupled to each other so as to be folded in multiple stages; And a cylinder vertically installed on the inner side of the plurality of folding members and adjusting the degree of folding between the folding members by operation.

Wherein each of the folding members is formed such that a sliding groove is exposed on a side of the actuating head which is guided by the up and down movement of the actuating head, A plurality of sliding protrusions may be horizontally arranged to be slidably coupled to the sliding grooves.

And a guide ring provided at a lower end of the telescopic leader and guiding the perforation of the auger by passing the auger.

And a lifting hook which is provided to extend downward from the rotating body through a wire and which is lifted and lowered by an operation of a winding machine to which the wire is connected.

According to another aspect of the present invention, there is provided a punching apparatus comprising: a movable vehicle; A hydro-crane installed on the vehicle so as to adjust an inclination angle and a length thereof; And a vertical reader provided at an end of the hydro-crane, wherein the vertical reader is a rotating and stretchable reader device according to one aspect of the present invention.

According to the rotary and stretchable type leader device and the punching device having the same, the auger can be rotated together with the vertical reader, and the vertical reader can be expanded and contracted. As a result, It is possible to drill a large diameter hole in a highway, a national highway, a high-voltage line at the bottom of a high-voltage line in the city center, under a bridge, etc., and to easily apply it to various environments of a construction site to perform drilling work quickly and easily. So that accurate and high-quality drilling work can be performed.

1 is a side view showing a punching apparatus having a rotating and stretching type reader apparatus according to an embodiment of the present invention,
FIG. 2 is a cross-sectional view illustrating a rotation coupling portion and a rotation limiting portion of a rotating and extending type reader device according to an embodiment of the present invention,
3 is a plan view showing a coupling member of a rotation and extension type reader apparatus according to an embodiment of the present invention,
4 is a cross-sectional view taken along line AA in Fig. 1,
FIG. 5 is a perspective view illustrating the use of a rotating and stretchable reader device and a punching device having the same according to an embodiment of the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram of a computer system according to an embodiment of the present invention; It is to be understood that this particular embodiment is not intended to limit the invention but includes all modifications, equivalents, and alternatives falling within the spirit of the invention.

Hereinafter, embodiments according to the present invention will be described in detail with reference to the accompanying drawings, wherein like reference numerals are used to designate identical or corresponding elements, and redundant description thereof will be omitted do.

1 is a side view showing a perforating apparatus having a rotating and stretchable reader device according to an embodiment of the present invention.

As shown in FIG. 1, a perforator 200 having a rotating and extending telescopic reader according to an embodiment of the present invention includes a movable vehicle 210, And a vertical reader provided at the end of the hydro cranes 220. The vertical reader is a rotating and stretchable reader device 100 according to an embodiment of the present invention .

The vehicle 210 can be moved by a magnetic force using a driving force of an engine or the like, for example, to move the rotating and extendable reader device 100 to a working position.

The hydro cranes 220 may have a structure of a folded structure and may have a structure of being stretched or contracted by a hydraulic cylinder or the like and supported by the angle adjusting cylinder 230 so as to be rotatably coupled to the upper portion of the vehicle 210, The inclination degree can be adjusted by the operation of FIG.

The vertical reader is a rotary and extendible reader device 100 according to an embodiment of the present invention and includes a coupling member 110, a rotating body 120, a rotary coupling unit 130, a rotation restricting unit 140, 150, an actuating head 160 and an auger 170.

The connecting member 110 is hingedly coupled to the hydro cranes 220 and may serve as an intermediary for connecting the telescopic leads 150 and the like to the hydro cranes 220.

The rotating body 120 is installed on the coupling member 110 and is rotatably installed on the coupling member 110 by the rotation coupling unit 130. A lifting hook 190 may be installed on the rotating body 120.

The lifting hook 190 is provided to extend downwardly from the rotating body 120 through a wire 191 and is supported by a winding 193 to which a wire 191 supported by at least one supporting roller 192 is connected So that the device or member can be lifted.

As shown in FIG. 2, the rotary coupling unit 130 may be configured such that the rotary body 120 is rotatably coupled to the coupling member 110 about a vertical axis. The rotary coupling part 130 includes a coupling part 131 provided on one of opposite sides of the coupling member 110 and the rotating body 120 and a coupling part 131 surrounding the coupling part 131, A groove portion 132 provided on the other of the opposite sides of the coupling member 110 and the rotating body 120 so as to be spaced apart from the coupling member 110 in a vertical direction, And a bearing 133 interposed between the first and second bearings 132 and 132.

2 and 3, the rotation restricting portion 140 permits and restricts the rotation of the rotating body 120 from the coupling member 110. As shown in Fig. The rotation restricting part 140 includes a housing 141 which is provided in the rotating body 120 and has a hole formed at an upper end thereof, a fixing part 140 which is installed movably in the housing 141 in the vertical direction, An elastic member 143 provided in the housing 141 to provide an elastic force so that the fixing piece 142 protrudes from the housing 141, And a plurality of fixing members 142 protruding from the housing 141 by the elastic members 143 are formed on the fixing member 142 along the rotational center of the rotating body 120, And a pulling wire 146 that is connected to the fixing piece 142 and allows the fixing piece 142 to be pulled downward from the coupling hole 145 by pulling, have. Here, the fixing piece 142 is vertically and slidably coupled within a limited range inside the housing 141 by an enlarged body 142a having an enlarged diameter or width. Also, the pulling wire 146 may extend vertically downward through the through hole 121 formed to be perpendicular to the rotating body 120, and a handle 146a may be provided at the end of the pulling wire 146.

As shown in FIGS. 1 and 4, the stretchable and contractible leader 150 is provided to extend vertically downward from the rotating body 120, and its vertical length is adjusted. The stretchable and contractible leader 150 includes a plurality of folding members 151 and 152 that are slidably coupled to each other so as to be folded in a multi-stage manner, a plurality of folding members 151 and 152 that are vertically installed on the inside of the plurality of folding members 151 and 152, And a cylinder 153 for adjusting the degree of the rotation. Each of the folding members 151 and 152 is formed such that the sliding grooves 151a and 151b are exposed on the side where the operation head 160 is guided up and down respectively and the sliding grooves 151a and 151b are horizontally arranged . Here, the folding members 151 and 152 may be made of a square pipe such as a square pipe to prevent warping or damage during impact, and the expansion and contraction may be restricted by a stopper, a locking protrusion or the like so as to be able to expand and contract within a limited range. The cylinder 153 is operated by hydraulic pressure or air pressure, and both ends can be connected to the uppermost cutting member 151 and the lowermost folding member 152, respectively.

As shown in FIG. 1, a guide ring 180 may be provided at the lower end of the telescopic reader 150. The guide ring 180 is fixed to the lower end of the expansion and contraction reader 150 by a fixing member 181 and guides the auger 170 through the auger 170 through the inside thereof. Therefore, the guide ring 180 can guide the auger 170 to perform an accurate drilling operation without bending or changing the position of the drilled hole even if the auger 170 encounters the uncoated layer during the drilling operation.

The actuating head 160 is slidably and vertically guided by the stretchable and contractible leader 150 and is installed to ascend and descend from the rotating body 120. The operation head 160 may include various driving means such as a cylinder or a motor for supplying rotational force to the auger 170 by receiving pneumatic pressure, hydraulic pressure, or electric energy, and a wire 163 installed on the pulley 162, And the auger 170 descends to pierce the ground or the like from the pierced hole by the winding operation of the winder 164 to which the wire 163 is connected, As shown in Fig.

The winding machine 164 for lifting and lowering the actuating head 160 and the winding machine 193 for lifting and lowering the lifting hook 190 may be installed in the rotating body 120 as in the present embodiment, (Not shown). Further, a distance-regulating hydraulic cylinder for holding the wire 163 vertically can be installed in the rotating body 120. In this case, the wire 163 can be slidably fitted at the end of the distance-regulating hydraulic cylinder, Can be fixed to the rotating body (120).

The actuating head 160 may be provided with a plurality of sliding protrusions 161a and 161b horizontally arranged to be slidably coupled to the sliding grooves 151a and 151b of the folding members 151 and 152, respectively. Here, the plurality of sliding protrusions 161a and 161b may be formed in a line at the end of the guide 161 protruding laterally from the actuating head 160.

The auger 170 is provided to extend vertically downward from the actuating head 160 and is rotated by the action of the actuating head 160 to perform perforation. In addition, the auger 170 can be detachably fixed to the lower end of the air hammer 171 (shown in FIG. 5) at the lower end of the auger 170 to perform perforation by the operation of the air hammer 171 .

The rotary and telescopic type interrogator device 100 according to the present invention is also applicable to an apparatus for supplying hydraulic pressure, pneumatic pressure, or power for operation of the operation head 160, the winders 164 and 193, the air hammer 171, the cylinder 153, Supply lines and signal lines necessary for their control can be connected to the respective devices, and various supporting members such as wires, brackets, and the like can be used to support these lines in predetermined positions.

The operation of the rotating and stretching type reader apparatus and the punching apparatus having the same according to the present invention will now be described.

As shown in FIG. 1, the vehicle 210 is fixed to a work site, and then the rotary and telescopic type reader device 100 is positioned at the drilling operation position by the expansion and contraction angle change of the hydro cranes 220. At this time, after pulling the pulling wire 146 of the rotation restricting portion 140 so that the fixing piece 142 is separated from the coupling hole 145, the rotating body 120 is rotated from the coupling member 110 150 and the auger 170 in the "B" direction, the auger 170 can be adjusted to exactly match the desired drilling operation position.

When the height of the hydro cranes 220 is limited according to the working environment depending on the presence of the surrounding structures or the like, The movement of the actuating head 160, that is, the movement of the actuating head 160 in the " D "direction and the actuation of the actuating head 160 can control the length of the auger 170, 170 and the air hammer 171 (shown in FIG. 5). A lifting hook 190 which is lifted or lowered by the operation of the winding machine 193, that is, moved in the "E" direction, is used for transportation for installation or disassembly of the device or member, .

Also, as shown in FIG. 5, a perforation operation may be performed using the perforation guide system 10 of Korean Patent No. 10-1482501. Here, the perforation guide system 10 includes a frame 11 installed in the arrangement direction of installation holes to be drilled on the ground, a fixing member 12 fixing the frame 11 to the ground, A guide casing 13 which is installed in a plurality of mounting holes in the mounting hole 11 and a distance fixing casing 14 which is installed in any one of the guide casing 13 so as to be inserted into a mounting hole formed in the mounting hole, The guide ring 180 and the guide casing 13 or the distance fixing casing 14 are provided with the extension / contraction reader 150 so that the guide ring 180 is aligned with the guide casing 13 or the distance fixing casing 14. [ To allow the auger 170 to perform perforation.

The air hammer 171 is mounted on the lower end of the auger 170 to perform perforation when the guide ring 180 is used to perform the perforation operation by using the guide casing 13 or the distance fixing casing 14, And the auger 170 has diameters of 650 mm, 750 mm, 850 mm, and 950 mm, so that a relatively large diameter hole can be formed by the auger 170.

Although the present invention has been described with reference to the accompanying drawings, various modifications may be made without departing from the scope of the present invention. Therefore, the scope of the present invention should not be limited to the above-described embodiment, but should be determined by the claims and equivalents thereof.

110: connecting member 120: rotating body
121: Through hole 130:
131: engaging portion 132:
133: Bearing 140:
141: housing 142:
142a: Extension body 143: Elastic member
144: coupling material 145: coupling hole
146: pulling wire 146a: handle
150: stretchable spindle 151, 152:
151a, 151b: sliding groove 153: cylinder
160: Operation head 161: Guide
161a, 161b: Sliding projections 162: Pulleys
163: Wire 164: Winder
170: Auger 171: Air Hammer
180: guide ring 181: fixing member
190: lifting hook 191: wire
192: Support roller 193: Winder
210: vehicle 220: hydro crane
230: Angle adjusting cylinder

Claims (7)

A coupling member 110 connected to the hydro cranes 220;
A rotating body 120 installed in the coupling member 110;
A rotation coupling part 130 for rotatably coupling the rotating body 120 about a vertical axis from the coupling member 110;
A rotation restricting portion 140 that permits and restricts rotation of the rotating body 120 from the coupling member 110;
A stretchable leader 150 which is vertically downwardly extended from the rotating body 120 and whose vertical length is adjusted;
An actuating head 160 slidably guided vertically to the stretchable and contractible leader 150 and installed to move up and down from the rotating body 120;
An auger 170 provided to extend vertically downward from the actuating head 160 and rotated by the action of the actuating head 160 to perform perforation; And
And a guide ring 180 provided at a lower end of the expansion and contraction reader 150 and guiding the perforation of the auger 170 by the passage of the auger 170,
The rotation restricting unit 140,
A housing (141) provided on the rotating body (120) and having a hole formed at an upper end thereof;
A fixing piece 142 installed to be vertically movable in the housing 141 and projecting through the hole;
An elastic member (143) provided in the housing (141) to provide an elastic force so that the fixing piece (142) protrudes from the housing (141);
A coupling member 144 provided on the coupling member 110 so as to face the rotating body 120;
The elastic member 143 is formed by a plurality of fixing members 142 protruding from the housing 141 by the elastic member 143 so as to be selectively engaged with the fixing member 142. [ (145); And
A pulling wire 146 connected to the fixing piece 142 to pull the fixing piece 142 downward from the coupling hole 145 by pulling;
Wherein the reader / writer includes: The method according to claim 1,
The rotation coupling unit 130 includes:
A locking part 131 provided on one of opposite sides of the coupling member 110 and the rotating body 120;
The coupling member 110 is rotatably coupled to the coupling member 131 so as to be spaced apart from the coupling member 131 in a vertical direction while the coupling member 131 is engaged with the connection member 110, A groove portion 132 provided; And
A bearing 133 interposed between the engaging part 131 and the groove part 132;
And a control unit for controlling the rotation and extension of the reader / writer. The method according to claim 1,
The pulling wire (146)
And extend vertically downward through a through hole (121) formed perpendicularly to the rotating body (120). The method according to claim 1,
The expansion and contraction reader (150)
A plurality of folding members (151, 152) slidably coupled to each other so as to be folded in multiple stages; And
A cylinder 153 vertically installed on the inner side of the plurality of folding members 151 and 152 to adjust the degree of folding between the folding members 151 and 152 by operation;
Wherein the reader / writer includes: The method of claim 4,
Each of the folding members 151,
Sliding grooves 151a and 151b are formed on the side surfaces of the actuating head 160 that are guided by the up and down movement of the actuating head 160. The sliding grooves 151a and 151b are horizontally arranged when the actuating head 160 is folded.
The actuating head (160)
Wherein a plurality of sliding protrusions (161a, 161b) are horizontally arranged to be slidably engaged with the sliding grooves (151a, 151b) of the respective folding members (151, 152) Device. The method according to claim 1,
And a lifting hook 190 extending downward from the rotating body 120 through a wire 191 and lifted and lowered by the operation of a winding machine 193 to which the wire 191 is connected A rotary and telescoping type reader device. In the punching apparatus,
A movable vehicle 210;
A hydro-crane 220 provided to adjust the inclination angle and length of the vehicle 210; And
And a vertical reader provided at an end of the hydro cranes 220,
The vertical reader includes:
A piercing apparatus having a rotating and stretchable type reader device (100) according to claim 1, wherein the piercing device is a rotating and stretchable type reader device (100).

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