KR102337202B1 - Rock crushing eco-friendly multi electric excavator for remote control and excavation method using the same - Google Patents

Abstract

According to one aspect of the present invention, a rock-crushing eco-friendly multi-electric excavator for remote control may comprise: an electric excavator provided inside a vertical sphere to excavate soil and rocks in the vertical sphere; a power supply device connected to the electric excavator to supply power to the electric excavator; a spraying device provided in the electric excavator to spray water to the soil and rock excavation points; a pump device provided inside the vertical sphere to discharge the soil, aggregate and sand excavated through the electric excavator and water sprayed through the spraying device to the outside of the vertical sphere; and a remote controller connected wirelessly to the electric excavator to remotely control the electric excavator.

Description

Rock crushing eco-friendly multi electric excavator for remote control and excavation method using the same}

The present invention relates to an eco-friendly multi-electric excavator for remote control and an excavation method using the same, and more particularly, to an eco-friendly multi-electric excavator for rock crushing for remote control that can secure eco-friendliness and improve safety and workability, and excavation using the same It's about engineering.

In general, in various civil works such as road construction and tunnel construction opened in mountainous terrain and downtown areas, various types of rocks protrude frequently, which act as an obstacle to the work.

As a method for removing such rocks, there are various excavation methods such as an excavation method by blasting, an excavation method using a large-diameter (TBM) excavator, and a method of excavating without vibration using a chemical agent.

The excavation method by blasting is a method of excavating by detonating a large amount of explosives, and due to its nature, vibration and noise are inevitable, and there is a very high risk of ground changes, complaints, and safety accidents.

In addition, the existing diesel engine type excavator has a problem of impairing safety for workers who harm the health of workers by generating harmful gases in narrow and dangerous work spaces such as verticals or tunnels, thereby causing economic loss.

Republic of Korea Patent Publication No. 10-0980895 (2010.09.10)

The present invention has been devised to solve the above problems, and an object of the present invention is to provide an eco-friendly multi-electric excavator for remote control that can secure eco-friendliness by realizing low noise, micro-vibration and non-vibration, and an excavation method using the same. will provide

And to provide an eco-friendly multi-electric excavator for rock crushing for remote control that can improve safety by safely working in a narrow and dangerous work space through remote control and an excavation method using the same.

In addition, it is to provide an eco-friendly multi-electric excavator for rock crushing for remote control that can improve workability by performing complex work through one equipment, and an excavation method using the same.

An eco-friendly multi-electric excavator for remote control for crushing rocks according to an embodiment of the present invention for achieving the above object is an electric excavator provided inside a vertical sphere to excavate soil and arms in the vertical sphere, and is connected to the electric excavator A power supply device for supplying power to the electric excavator, a spraying device provided in the electric excavator to spray water to the soil and rock excavation points, and the soil excavated through the electric excavator provided in the vertical hole, It may include a pump device for discharging aggregate and sand and water sprayed through the spraying device to the outside of the vertical sphere, and a remote controller connected to the electric excavator wirelessly to remotely control the electric excavator.

The electric excavator includes a body, a small turning device located at the rear of the body to allow the body to rotate at a predetermined angle, a short boom connected to the body, a short arm connected to the short boom, and detachable from the shot arm A drill that is provided for drilling the arm and drilling a rock bolt on the side of the vertical sphere, a chain cutter that is provided to be detachable from the shot arm and excavates the drilled arm, and the sand generated during the drilling operation using the drill mounted on the body And it may be provided with a high-pressure air compressor to facilitate the drilling operation by discharging the gravel with high-pressure air, and a high-pressure air hose for supplying high-pressure air to the drill by connecting the high-pressure air compressor and the drill.

The chain cutter includes a fastening part fastened to the short arm, an extension extending from the fastening part to one side, a main rotating part provided on one side of the extension part, an auxiliary rotating part provided on the other side of the extension part, and the main rotating part A first chain portion provided in the rotatable first chain portion, a first excavation portion provided in the first chain portion for excavating an arm, a second chain portion fastened to the main rotation portion and the auxiliary rotation portion to rotate; A second excavation unit provided in the chain unit to excavate the arm may be provided.

The power supply device includes a plurality of distribution boards provided along the side of the vertical sphere at an interval of 10 m, a power cable connecting the adjacent distribution boards, and the distribution board located at the lowermost end of the plurality of distribution boards by connecting the body It may be provided with a cable post for supplying power to the electric excavator.

The injection device includes a water tank provided at the rear of the body to store water, a supply pipe connected to the water tank and fixed to the short boom and the short arm to transport water stored in the water tank. It may be provided with a spray nozzle connected to the supply pipe and fixed to the shot arm to spray water to the excavation point.

The pump device is provided inside the vertical sphere and is connected to an underwater sand pump for pumping the soil, aggregate, and sand excavated through the electric excavator and water sprayed through the spraying device, and the submerged sand pump is connected to the pumped soil , a discharge pipe for transporting aggregate, sand and water to the outside of the vertical sphere, and a filthy water tank connected to the discharge pipe and provided outside the vertical sphere to separate soil, aggregate and sand and to purify filthy water can

A loop provided at the top of the vertical sphere to prevent noise generated during excavation and to prevent rainwater from flowing into the interior of the vertical sphere in rain, and a ventilation device provided inside and outside the vertical sphere to ventilate the air inside the vertical sphere Further provided, wherein the ventilation device is provided at the upper end of the vertical sphere, and a supply fan for supplying external air to the inside of the vertical sphere, and is connected to the air supply fan and is located inside the vertical sphere to direct external air into the vertical sphere An exhaust pipe for moving air, an exhaust pipe for moving the air inside the vertical port located inside the vertical opening to the outside, and an exhaust fan connected to the exhaust pipe for discharging the air inside the vertical opening to the outside can be provided.

On the other hand, the rock crushing eco-friendly multi-electric excavator and the excavation method using the same according to an embodiment of the present invention include an excavation preparation step of preparing an excavation for forming a vertical sphere in which a structure is inserted or installed, and a remote control in the vertical sphere A soil excavation step of excavating soil, an arm excavation step of excavating an arm in a vertical sphere in which the soil excavation is completed through the remote controller, and a structure installation step of inserting (installing) a structure into the vertical sphere in which the excavation of the arm is completed. can

The excavation preparation step may include a temporary power installation step, a safety facility installation step, a construction survey step, a soundproof wall installation step, a filthy water tank installation step, a temporary facility installation step, and a workshop concrete pouring step.

The soil excavation step may include the steps of excavating soil, lifting the excavated soil, installing earth plates or earth wall concrete, installing distribution boards at intervals of 10 m, and installing temporary stairs. can

The arm excavation step includes the steps of drilling an arm, installing and piping an underwater sand pump, excavating the arm, pumping aggregate and sand, separating aggregate and sand and purifying filthy water; It may include the steps of drilling and installing the rock bolt, pouring shotcrete, installing a distribution board at intervals of 10 m, and installing a temporary staircase.

The structure installation step may include lifting the equipment and inserting or installing the structure.

According to the remote-controlled rock crushing eco-friendly multi-electric excavator and the excavation method using the same according to the present invention, eco-friendliness can be secured by realizing low noise, micro-vibration and non-vibration.

In addition, safety can be improved by working safely in a narrow and dangerous work space through remote control.

In addition, it is possible to improve the workability by performing a complex operation through a single piece of equipment.

1 is a view showing an eco-friendly multi-electric excavator for remote control according to an embodiment of the present invention.
Figure 2 is a view showing a portion A shown in Figure 1;
3 is a view showing a portion B shown in FIG.
4 to 6 are flowcharts showing an excavation method using an eco-friendly multi-electric excavator for remote control according to an embodiment of the present invention.

Hereinafter, an eco-friendly multi-electric excavator for rock crushing for remote control according to an embodiment of the present invention and an excavation method using the same will be described in detail with reference to the accompanying drawings.

1 is a view showing an eco-friendly multi-electric excavator for dark crushing for remote control according to an embodiment of the present invention, FIG. 2 is a view showing part A shown in FIG. 1, and FIG. 3 is part B shown in FIG. the drawing shown.

1 to 3 , an eco-friendly multi-electric excavator 10 for remote control for crushing rocks according to an embodiment of the present invention is provided inside the vertical sphere 20 to excavate soil and arms in the vertical sphere 20 . The electric excavator 100 and the electric excavator 100 are connected to the electric power supply device 200 for supplying power to the electric excavator 100, and the electric excavator 100 is provided to spray water at the excavation point of soil and rocks. The water sprayed through the spraying device 300 and the spraying device 300 is provided inside the vertical hole 20 and excavated through the electric excavator 100 and the water sprayed through the spraying device 300, the outside of the vertical hole (20) It may be provided with a pump device 400 for discharging to the furnace, and a remote controller 500 connected to the electric excavator 100 and wirelessly to remotely control the electric excavator 100 .

The electric excavator 100 includes a body 110, a small turning device 120 positioned at the rear of the body 110 so that the body 110 can rotate at a predetermined angle, and a short boom connected to the body 110 ( 130), a shot arm 140 connected to the short boom 130, and a drill 150 for drilling the rock bolt 30 on the side of the arm drilling and vertical sphere 20 provided to be detachably attached to the shot arm 140, and , the chain cutter 160 for excavating the perforated arm provided to be detached from the shot arm 140, and mounted on the body 110 to drill the sand and gravel generated during the drilling operation using the drill 150 with high-pressure air. A high-pressure air compressor 170 for easy operation and a high-pressure air hose 180 for supplying high-pressure air to the drill 150 by connecting the high-pressure air compressor 170 and the drill 150 may be provided.

The body 110, the short boom 130, and the short arm 140 of the electric excavator 100 use the body 110, the short boom 130 and the short arm 140 applied to a conventional fork crane to minimize the use of special equipment. And it is possible to secure the workability and economic feasibility by enabling the use of ordinary devices.

The drill 150 is provided to be detached from the shot arm 140 so that a jumbo drill, a core drill, a crawler drill, etc. can be used. can

Chain cutter 160 syotam 140 is provided so that the desorption in the like drum cutter wheel cutter, a circular cutter may be used instead according to the rock strength, and, based on 8 hours a day operation punghwaam 70m ² / day, hard rock 20m ² / day, soft rock 45 m ² /day, ultra-hard rock 10 m ² /day, normal rock 30 m ² /day, it is desirable to secure crushing capacity.

Looking at the chain cutter 160 in detail, the chain cutter 160 includes a fastening part 161 fastened to the short arm 140, an extension 162 extending from the fastening part 161 to one side, and an extension ( A main rotating part 163 provided on one side of 162, an auxiliary rotating part 164 provided on the other side of the extended part 162, and a first chain part 165 provided in the main rotating part 163 to rotate; A first excavation unit 166 provided in the first chain unit 165 to excavate an arm, a second chain unit 167 fastened to the main rotating unit 163 and the auxiliary rotating unit 164 to rotate, and a second A second excavation unit 168 provided in the chain unit 167 to excavate the arm may be provided.

The first excavation unit 166 excavates the arm through the first chain unit 165 rotated by the main rotating unit 163 , and the second excavation unit 168 includes the main rotating unit 163 and the auxiliary rotating unit 164 . The arm can be excavated through the second chain part 167 rotated by

As the first excavation part 166 and the second excavation part 168 perform rotary crushing, the crushed rock can be turned into sand or fine aggregate without a separate process, and fine aggregate generated during crushing of the rock is removed from the rear of the electric excavator 100 . It can be automatically transferred to the shredder, and noise and vibration can be minimized compared to the existing percussion-type crushing.

The high-pressure air compressor 170 and the high-pressure air hose 180 are mounted on the body 110, and the sand and gravel generated during the drilling operation using the drill 150 are sprayed with high-pressure air to facilitate the drilling operation.

On the other hand, the power supply device 200 includes a plurality of distribution boards 210 provided along the side of the vertical sphere 20 at intervals of 10 m, a power cable 220 connecting the adjacent distribution boards 210, and a plurality of A cable post 230 for supplying power to the electric excavator 100 by connecting the body 110 to the distribution board 210 located at the lowermost end of the distribution board 210 may be provided.

And a fixed or mobile crane (unsigned) may be utilized for the power supply device 200 .

A temperature control and moisture removal function is added to the distribution board 210 to control the temperature in the distribution board 210 according to the temperature and moisture of the vertical sphere 20 and to remove moisture to prevent damage by temperature and moisture, thereby providing smooth electricity The supply can be made, and additionally waterproof, dustproof and seismic functions are added to prevent interruption of electricity supply due to earthquakes.

Here, it is preferable that power of 218 horsepower, 1,785 rpm, and 3 kg·m is supplied to the electric excavator 100 through the distribution board 210 , and the electric excavator 100 excavates by utilizing the supplied electric power. Since harmful gases generated during excavation using

On the other hand, the injection device 300 is provided at the rear of the body 110 and is connected to the water tank 310 for storing water, the water tank 310 and fixed to the short boom 130 and the short arm 140 to the water tank. A supply pipe 320 for transporting the water stored in (310) and. A spray nozzle 330 connected to the supply pipe 320 and fixed to the shot arm 140 to spray water to the excavation point may be provided.

The injector 300 uses the drill 150 and the chain cutter 160 to spray water to the drill 150 and the chain cutter 160 when drilling the arm, drilling the rock bolt 30, and excavating the arm to drill the arm, Minimizes the occurrence of civil complaints due to scattering dust by suppressing the generation of scattering dust during drilling of the rock bolt 30 and excavation of the arm, and by making it easy for workers to secure the field of vision in the work space, the occurrence of safety accidents due to lack of visibility is minimized can do.

On the other hand, the pump device 400 is provided in the vertical hole 20 to pump the soil, aggregate and sand excavated through the electric excavator 100 and water sprayed through the spray device 300 , the underwater sand pump 410 ), a discharge pipe 420 connected to the underwater sand pump 410 to transfer the pumped soil, aggregate, sand and water to the outside of the vertical sphere 20, and the discharge pipe 420 and connected to the vertical sphere ( 20) It may be provided with a polluted water tank 430 provided outside to separate soil, aggregate and sand and purify the polluted water.

The underwater sand pump 410 pumps the soil, aggregate and sand excavated through the electric excavator 100 and water sprayed through the spraying device 300, and through the discharge pipe 420, the vertical sphere 20 from the inside to the outside The pumping effect can be increased by providing an intermediate pump (not shown) in the middle, and it can be self-contaminated, so that continuous work is possible without the addition of equipment for soil treatment, thereby improving the workability. .

And although not shown in the drawings, by providing a vacuum suction device in the discharge pipe 420 instead of the underwater sand pump 410, gravel or sand generated in the front of the body 110 is poured into a certain place on the rear or side of the arm. It is possible to enable continuous crushing operation.

On the other hand, the remote controller 500 is made of a multi-channel semi-real-time wireless communication system of 10 or more channels, a two-way haptic system for wireless control is applied, and a remote monitoring system that can remotely monitor the working environment for remote control. can be provided.

Since the work through the remote controller 500 can be avoided from the risk of rockfall and ground collapse that may occur when the work is put into the vertical sphere 20, the rate of occurrence of safety accidents can be reduced.

On the other hand, the upper end of the vertical sphere 20 is provided with a roof 600 that prevents noise generated during excavation and prevents rainwater from flowing into the interior of the vertical sphere 20 in case of rain, so as to have a soundproofing effect and work even in rainy weather can make it

And a ventilation device 700 is provided inside and outside the vertical sphere 20 to ventilate the air inside the vertical sphere 20, and the ventilation device 700 is provided at the upper end of the vertical sphere 20 to receive outside air. The air supply fan 710 supplied to the inside of the direct port 20, and the air supply pipe 720 connected to the air supply fan 710 and located inside the vertical port 20 to move external air into the vertical port 20. And, an exhaust pipe 730 located inside the vertical sphere 20 to move the air inside the vertical sphere 20 to the outside, and an exhaust pipe 730 connected to the vertical sphere 20 to remove the air inside the vertical sphere 20 An exhaust fan 740 that discharges to the outside may be provided.

Accordingly, it is possible to maintain the air inside the vertical sphere 20 comfortably, and it is possible to exhibit the effect of improving the working environment inside the vertical sphere 20 .

Next, an excavation method using an eco-friendly multi-electric excavator 10 for remote control for crushing rock according to an embodiment of the present invention will be described. In the following description, only parts different from those of the above-described embodiment will be described in detail, and detailed descriptions of the same or extremely similar parts will be omitted.

4 to 6 are flowcharts illustrating an excavation method using an eco-friendly multi-electric excavator for remote control according to an embodiment of the present invention.

1 to 6, the excavation method using the remote-controlled dark crushing eco-friendly multi-electric excavator 10 according to an embodiment of the present invention is excavated to form a vertical sphere 20 into which a structure is inserted (installed). An excavation preparation step (S100) of preparing the 20) may include an arm excavation step (S300) of excavating the inner arm, and a structure installation step (S400) of inserting (installing) a structure into the vertical sphere 20 in which the excavation of the arm is completed.

The excavation preparation step (S100) includes a temporary power installation step (S110), a safety facility installation step (S120), a construction surveying step (S130), a soundproof wall installation step (S140), and a dirty water tank 430 installation step It may include (S150), a temporary facility installation step (S160), and a workshop concrete pouring step (S170).

The soil excavation step (S200) includes the steps of excavating the soil (S210), lifting the excavated soil (S220), installing an earth plate or earth wall concrete (S230), and installing the distribution board 210 at intervals of 10 m. It includes a step of installing (S240) and a step (S250) of installing a temporary staircase, and the above sequence may be repeatedly performed until excavation of the soil is completed.

The arm excavation step (S300) includes the steps of drilling the arm (S310), installing and piping the underwater sand pump 410 (S320), excavating the arm (S330), and pumping aggregate and sand (S340) ), separating aggregate and sand and purifying filthy water (S350), drilling and installing the rock bolt 30 (S360), pouring shotcrete (S370), and a distribution board ( 210) is provided with a step (S380) and a step (S390) of installing a temporary staircase, the above sequence may be repeatedly performed until the arm excavation is completed.

The structure installation step (S400) may include lifting the equipment (S410) and inserting (installing) the structure (S420).

In the above, an eco-friendly multi-electric excavator for remote control and an excavation method using the same have been described above according to an embodiment of the present invention, but the spirit of the present invention is not limited to the embodiments presented herein. And those skilled in the art who understand the spirit of the present invention will be able to easily suggest other embodiments by addition, change, deletion, addition, etc. of components within the scope of the same spirit, but this is also said to be within the scope of the present invention. will be.

10: Eco-friendly multi-electric excavator for dark crushing for remote control
20: vertical ball 30: lock bolt
100: electric excavator 110: body
120: small turning equipment 130: short boom
140: short arm 150: drill
160: chain cutter 161: fastening part
162: extension 163: main rotating part
164: auxiliary rotation unit 165: first chain unit
166: first excavation unit 167: second chain unit
168: second excavation unit 170: high-pressure air compressor
180: high pressure air hose 200: power supply
210: distribution board 220: power cable
230: cable post 300: jetting device
310: water tank 320: supply pipe
330: injection nozzle 400: pump device
410: submersible sand pump 420: discharge pipe
430: dirty water tank 500: remote controller
600: roof 700: ventilation
710: air supply fan 720: air supply pipe
730: exhaust pipe 740: exhaust fan

Claims (12)

An electric excavator provided inside the vertical sphere to excavate soil and rocks in the vertical sphere;
a power supply device connected to the electric excavator to supply power to the electric excavator;
A spraying device provided in the electric excavator to spray water to the soil and rock excavation points;
A pump device provided inside the vertical sphere to discharge the soil, aggregate and sand excavated through the electric excavator and water sprayed through the injection device to the outside of the vertical sphere;
and a remote controller connected to the electric excavator wirelessly to remotely control the electric excavator,
The electric excavator includes a body, a small turning device positioned at the rear of the body to allow the body to rotate at a predetermined angle, a short boom connected to the body, a short arm connected to the short boom, and detachable from the shot arm A drill that is provided for drilling the arm and drilling a rock bolt on the side of the vertical ball, a chain cutter that is provided to be detached from the shot arm and excavates the drilled arm, and the sand generated during the drilling operation using the drill mounted on the body and a high-pressure air compressor for discharging gravel with high-pressure air to facilitate drilling, and a high-pressure air hose for supplying high-pressure air to the drill by connecting the high-pressure air compressor and the drill,
The chain cutter includes a fastening part fastened to the short arm, an extension extending from the fastening part to one side, a main rotating part provided on one side of the extended part, an auxiliary rotating part provided on the other side of the extension part, and the main rotating part A first chain portion provided in the rotatable first chain portion, a first excavation portion provided in the first chain portion for excavating an arm, a second chain portion fastened to the main rotation portion and the auxiliary rotation portion to rotate; An eco-friendly multi-electric excavator for remote control that is provided in the chain and includes a second excavation unit for excavating the arm.
delete delete The method of claim 1,
The power supply device includes a plurality of distribution boards provided along the side of the vertical sphere at intervals of 10 m;
a power cable connecting the distribution boards adjacent to each other;
A remote control dark crushing eco-friendly multi-electric excavator, characterized in that it comprises a cable post for supplying power to the electric excavator by connecting the body and the distribution board located at the bottom of the plurality of distribution boards.
5. The method of claim 4,
The injection device includes a water tank provided at the rear of the body to store water;
a supply pipe connected to the water tank and fixed to the short boom and the short arm for transferring the water stored in the water tank;
An eco-friendly multi-electric excavator for remote control that is connected to the supply pipe and is fixed to the shot arm and includes a spray nozzle for spraying water at the excavation point.
6. The method of claim 5,
The pump device is provided in the vertical sphere and an underwater sand pump for pumping the soil, aggregate and sand excavated through the electric excavator and water sprayed through the spray device;
A discharge pipe connected to the underwater sand pump to transport the pumped soil, aggregate, sand and water to the outside of the vertical sphere;
Remote control rock crushing eco-friendly multi-electric excavator, which is connected to the discharge pipe and provided outside the vertical port to separate soil, aggregate and sand and to have a filthy water tank for purifying filthy water.
7. The method of claim 6,
A loop provided at the top of the vertical sphere to prevent noise generated during excavation and to prevent rainwater from flowing into the interior of the vertical sphere when it rains;
Further comprising a ventilation device provided inside and outside the vertical sphere to ventilate the air inside the vertical sphere,
The ventilation device is provided at the upper end of the vertical opening for supplying an air supply fan for supplying external air to the inside of the vertical opening, and is connected to the air supply fan and is located inside the vertical opening for supplying air to move the outside air into the vertical opening. Having a pipe, an exhaust pipe positioned inside the vertical sphere to move the air inside the vertical sphere to the outside, and an exhaust fan connected to the exhaust pipe to discharge the air inside the vertical sphere to the outside An eco-friendly multi-electric excavator for rock crushing for remote control.
An excavation preparation step of preparing for excavation to form a vertical sphere into which the structure is inserted or installed;
A soil excavation step of excavating soil in a vertical sphere through a remote controller;
An arm excavation step of excavating an arm in a vertical sphere in which soil excavation is completed through the remote controller;
A structure installation step of inserting or installing a structure into the vertical sphere where the excavation of the arm is completed,
The excavation preparation step includes a temporary power installation step, a safety facility installation step, a construction survey step, a soundproof wall installation step, a filthy water tank installation step, a temporary facility installation step, and a workshop concrete pouring step,
The soil excavation step includes the steps of excavating soil, lifting the excavated soil, installing earth plates or earth wall concrete, installing distribution boards at intervals of 10 m, and installing temporary stairs. An excavation method using an eco-friendly multi-electric excavator for remote control rock crushing.
delete delete 9. The method of claim 8,
The step of excavating the arm comprises the steps of drilling the arm;
A step of installing and piping an underwater sand pump;
rock excavation step,
pumping aggregate and sand;
Separating aggregate and sand and purifying polluted water;
A step of drilling and installing a rock bolt;
pouring shotcrete;
Installing distribution boards at intervals of 10 m;
An excavation method using an eco-friendly multi-electric excavator for remote control, comprising the step of installing a temporary staircase.
12. The method of claim 11,
The structure installation step includes lifting the equipment,
An excavation method using an eco-friendly multi-electric excavator for remote control, characterized in that it comprises the step of inserting or installing the structure.

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