JPH04130389U - Drill pipe conveying device - Google Patents

Abstract

(57) [Summary] [Purpose] The present invention relates to a conveying device for drilling pipes such as double pipe rods, in which the drilling pipes are sequentially connected to a drilling machine, and the connected drilling pipes are connected to the drilling machine. In collecting data from
The purpose of the present invention is to provide a drilling pipe conveying device that achieves safety and labor reduction in recovery work. [Structure] A self-propelled trolley with a pillar installed, a rotating arm rotatably attached to the top of the pillar with the pillar as the center of rotation, and a drilling pipe that is attached to the tip of the rotating arm and suspended. A drilling tube elevating means having a function of suppressing the vertical swing of the end portion, a gripping means provided on the drilling tube elevating means and gripping the drilling tube, and a gripping means provided at the forefront of the cart, A storage frame that can store multiple drilling pipes stacked horizontally,
It is characterized by comprising a cleaning means for cleaning the drilling tube after drilling.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

This invention aims to transport the borehole pipes with the aim of reducing the safety and labor of connecting and recovering the borehole pipes. Regarding equipment.

0002

[Conventional technology]

Conventionally, a drilling machine (rotary percussion drill) using a double pipe rod, As shown in Figure 5, the hydraulic hammer 5 can be moved back and forth on the guide 3 on the slide base 1. The swivel 7 at the tip of the hammer shaft 5a connects a pair of inner and outer tube rods 9, 1. 1 is screwed and connected to the double tube rod 12, and this is attached to the tip side of the slide base 1. The centralizer 13 is set at the center position of the hole.

0003 Then, while moving the hydraulic hammer 5 forward, the inner and outer pipe rods 9 and 11 are moved. Drill a hole with the drilling bit attached to the tip side, and then finish drilling as shown in the figure. Furthermore, a pair of inner and outer tube rods 15 and 17 are connected to the rear ends of the inner and outer tube rods 9 and 11. A number of double pipe rods are sequentially screwed and connected according to the drilling depth. Also, after drilling is completed, the connected inner and outer tube rods 9 and 11, inner and outer tube rods 15, A group of 17-magnitude aircraft were removed, transported to a fixed location on the ground, and recovered. Furthermore, Figure 5 Inside, 19 and 21 are hydraulic cylinders for tilting and lowering the slide base 1.

0004 Conventionally, the inner and outer pipe rods 9 and 11 and the inner and outer pipe rods 15 and 17 have been Therefore, the reality is that all the work of connecting and recovering double pipe rods is done manually.

[0005]

[Problem that the idea aims to solve]

However, with the recent trend of increasing drilling diameter, the diameter of the double pipe rod has increased and its weight has increased. The weight exceeds 60 kg. Therefore, all the work of connecting and collecting double pipe rods is done manually. Currently, due to the increase in weight of double pipe rods, it becomes difficult to connect and recover them. This increases the risk and requires greater effort to maintain it.

[0006] Therefore, in particular, in order to deal with the problem of aging workers, we will be able to connect and recover double-pipe rods. Work safety and labor reduction are required. This invention was devised in view of such actual circumstances, and is suitable for drilling holes in drilled pipes such as double pipe rods. As the drill pipes are sequentially connected to the drilling machine and the connected drilling pipes are recovered from the drilling machine, We aim to provide a borehole pipe conveying device that ensures safety and labor reduction in connection and recovery operations. purpose.

[0007]

[Means to solve the problem]

In order to achieve this purpose, the conveyance device according to the present invention is a self-propelled conveyor device with pillars erected. a rotary carriage rotatably attached to the upper part of the carriage with the column as the center of rotation. The vertical direction of the arm and the end of the drilling tube that is attached to the tip of the rotating arm and suspended. A drilling pipe elevating means equipped with a function of suppressing rocking, and a drilling pipe elevating means provided in the drilling pipe elevating means, A gripping means for gripping the drilling pipes, and a gripping means provided at the forefront of the above-mentioned cart for holding the plurality of drilling pipes horizontally. A storage frame that can be stored in a stacked state and a cleaning means for cleaning the drilled tube after drilling. It is what it is.

[0008]

[Effect]

According to the present invention, first, after moving the conveyance device to the material storage area for the borehole pipe, The drilling tube is gripped by operating the elevating means and the gripping means. Then, lift the borehole pipe, Rotate the rotary arm to move the drilling tube onto the storage frame and operate the drilling tube lifting means. When the borehole tube is lowered, the borehole tube is stored in the storage frame.

[0009] By repeating the same operation, multiple drilling pipes are placed horizontally in the storage frame. It will be stored in the condition. At this time, the balance finger of the drilling pipe lifting means Depending on the orientation, the drilling pipe is suspended without vertical movement at both ends, allowing it to be stored. It will be stored in a storage frame. After that, the operator places the conveyor next to the desired drilling machine and lifts the drilling pipe again. While operating the tiers and gripping means, lift the top tier of drilling pipes stacked horizontally in the storage frame. For example, the drilling tube is taken out from the storage frame. Then, the slurry of the drilling machine connecting the drilling pipe is When the drill base is lifted to the specified position, the drilling pipe stops rising and the operator rotates the rotary arm to place the drilling tube on the slide base, and then removes the gripping means. Then, the drilling tube will be mounted on the slide base. Therefore, the worker All you have to do is connect it to a swivel, etc.

0010 When the drilling with the above-mentioned hole-drilling tube is completed, the additional hole-drilling tube is inserted in the same way as above. Lift it up from the storage frame by operation, then rotate the rotary arm to place the drilling tube on the slide bench. By placing it on the slide base and removing the gripping means, the drilling tube can be mounted on the slide base. It becomes. Thereafter, in the same way, the number of drilling pipes according to the drilling depth is lifted from the storage frame in sequence. Then, you can mount it on the slide base.

[0011] After drilling a hole to a predetermined depth, the operator disconnects the drilling pipe at the rear. , the drilling tube is lifted upward by the lifting means and the gripping means, and the rotary arm is rotated to slide it. All you have to do is move the drilling tube from the base. After that, rotate the rotary arm to position the drilling tube on the storage frame, and then insert the drilling tube again. By operating the lifting means and lowering the drilling pipe into the storage frame, the drilling pipe will be rotated into the storage frame. It will be collected. From now on, all the borehole pipes can be collected in the storage frame in the same way. In this case as well, due to the balanced orientation of the drilling pipe lifting means, both ends of the drilling pipe are It is suspended by the drilling tube lifting means without vertically swinging.

0012 In addition, after drilling, the borehole pipe has soil and cement attached to it, so it is difficult to collect it into the storage frame. The soil and cement can be washed using cleaning methods.

[0013]

【Example】

Hereinafter, one embodiment of the present invention will be described in detail based on the drawings. In addition, the conventional method shown in Fig. 5 Components that are the same as those in the example are given the same reference numerals, and their description will be omitted. FIG. 1 shows a side view of a drilling pipe conveying device according to an embodiment of the present invention, and in the figure, 23 is a crawler, 25 is a pillar installed on the crawler 23, and on the top of the pillar is a A substantially U-shaped rotating arm 2 that can freely rotate in the directions of arrows A and B about the pillar 25. 7 is installed. At the tip of the rotating arm 27, there is a double pipe lock. An air balancer 29 as a means for raising and lowering the door 28 is attached via a rotating member 30. The air balancer 29 rotates around the tip of the rotating arm 27. It is designed to be able to rotate in the same direction as the rotating arm 27.

[0014] The air balancer 29 is generally known as a caddy arm. , all loads below the rating (variable It is oriented towards balance (including load and acceleration due to gravity). The principle To explain based on FIG. 2, in the figure, 31 is a controller, 33 is a balance cylinder. The controller 31 is operated via an air tank and an air hose 35 provided on the trolley 23 side. and further connected to the cylinder chamber 3 of the balance cylinder 33 via the air hose 37. It is connected to 3a.

[0015] Further, the controller 31 is connected to the piston rod 39 of the balance cylinder 33. One end connects to the wire fixing pin 4 through two pulleys 41 and 43 arranged on the same line. The wire fixing pin 4 is connected to a stainless wire 47 fixed to the wire fixing pin 4. 5 is arranged between both pulleys 41 and 43, and one pulley 43 is arranged between the piston rotors. movement of the piston rod 39 in the directions of arrows C and D. It is designed to move in the same direction in conjunction with the

[0016] Then, operate the control grip 49 of the controller 31 in the direction of arrow E. When the air supply valve 51 installed in the air hose 35 in the pillar 25 opens, the air pump The compressed air passes through the controller 31 and enters the cylinder chamber 33 of the balance cylinder 33. a, the piston rod 39 moves in the direction of arrow C, and as a result, the piston rod 39 moves in the direction of arrow C. 43 moves in the same direction, and the load W suspended from the controller 31 is suspended upward. It is now possible to upload Also, the control grip of the controller 31 49 in the direction of arrow F, the air supply valve 51 closes and the air hose 35 closes. The exhaust valve 53 provided in the balance cylinder 33 opens, and as a result, the cylinder chamber 3 of the balance cylinder 33 3a, the compressed air is discharged to the atmosphere from the exhaust valve 53, and the piston rod 39 moves as shown by the arrow. It moved in the D direction, and the pulley 41 moved in the same direction and was suspended from the controller 31. The load W is designed to descend.

[0017] When the compressed air supplied from the air pump enters the controller 31, this The pressure is adjusted to a balanced level by the action of the load body W, and the balance cylinder The load body W is sent into the load body W by operating the control grip 49. Compressed air is automatically taken in and out of the balance cylinder 33 even when it is raised or lowered. Therefore, the load body W can move smoothly while maintaining its balanced state. It will become.

[0018] Therefore, the air balancer 29 in this embodiment uses a double pipe as the load body W. To suspend the rod 28, hold the double pipe rod 28 at the bottom of the controller 31. A chuck 55 is provided as a means, and the double pipe rod 28 is held by the chuck 55. It is designed to be suspended. That is, as shown in FIG. A chuck mounting member 59 in a dogleg shape is attached, and the chuck mounting portion Chucks 55 are attached to both ends of the material 59, respectively. The chuck 55 is It is operated by an operating lever 61 provided on the operating seat of the crawler 23, and the chuck 5 A hydraulic hose 63 is connected between the hydraulic pump 5 and the hydraulic pump on the crawler 23 side.

[0019] On the other hand, the double pipe rods 28 can be stored horizontally at the forefront of the crawler 23. A storage frame 65 is provided on the rotation locus of the air balancer 29. As shown in FIG. Side frames 67 arranged on the left and right with a gap between them, and a bottom plate spanning the bottoms of both side frames 67 69. As shown in FIG. The double pipe rods 28 can be stored horizontally, and the stored double pipe rods 28 can be stacked sideways. Two plates 67a and 67 are provided so that they can be taken out from above the frame 67. b stands upright in the front and back with an interval slightly larger than the outer diameter of the double pipe rod 28. It is constructed.

[0020] Then, operate the control grip 49 of the controller 31 in the direction of arrow F. The chuck mounting member 59 is attached to the plate material of the both side frames 67 as shown by the two-dot chain line in FIG. 67a and 67b, and both sides of the double pipe rod 28 stacked horizontally in the storage frame 65 Grip the end with the chuck 55, and then move the control grip 49 in the direction of arrow E. When operated, the double tube rod 28 held by the chuck 55 is removed from the storage frame 65. The balance is maintained without the both ends of the unit swinging vertically, and it is lifted upward. It is now possible to get lost. Also, for example, as shown by the solid line in FIG. If you operate the control grip 49 in the direction of arrow F with 8 hanging upward, , both ends of the double pipe rod 28 maintain a balanced state without vertically swinging. However, it is designed to be suspended downward.

[0021] In addition, soil and cement adhere to the double pipe rod 28 after drilling, so remove it. A cleaning device 73 consisting of a water pump 69 and a jet gun 71 for cleaning is closed. The cleaning device 73 and the air balancer 29 can also be operated. , which is operated by an operating lever 61 provided on the operating seat of the crawler 23. the In addition, in FIG. 1, 75 is a water tank for the cleaning device 73, and in FIG. 3, 28a and 28b are double An outer tube rod and an inner tube rod constitute the tube rod 28.

[0022] Since this embodiment is configured as described above, first, the material location of the double pipe rod 28 is After moving the above-mentioned conveyance device to the storage area, the control grip of the air balancer 29 is 49 in the direction of arrow F to lower the chuck 55, and operate the operating lever 61 to lower the chuck 55. The chuck 55 grips both left and right ends of the double tube rod 28. And the controller Operate the handle grip 49 in the direction of arrow E to lift the double pipe rod 28, and The double tube rod 28 is moved onto the storage frame 65 by rotating the frame 27. And again Lower the double pipe rod 28 by operating the degree control grip 49 in the direction of arrow F. This can then be stored in the storage frame 65. By repeating the same operation, Therefore, the plurality of double pipe rods 28 are stored horizontally within the storage frame 65. Become. At this time, due to the balance direction of the air balancer 29, the double pipe Both ends of the rod 28 are supported by the air balancer 29 without vertically swinging. It will be suspended.

[0023] After that, as shown in Figure 4, the operator places the conveyance device next to the drilling machine and drills the hole again. While operating the control grip 49 of the abalancer 29 in the direction of arrow F, The chuck mounting member 59 is lowered into the storage frame 65 as shown by the two-dot chain line. and, Operate the operating lever 61 of the chuck 55 to remove the top layer stacked horizontally in the storage frame 65. After gripping both ends of the double tube rod 28 with the chuck 55, the control grip 49 in the direction of arrow E to suspend the double pipe rod 28, the double pipe rod 28 can be lifted from the storage frame 65. The heavy pipe rod 28 is taken out. Then, the hole drilling machine to which the double pipe rod 28 is connected is installed. When the slide base 1 is lifted to the specified position, the double pipe rod 28 is raised. The operator then rotates the rotary arm 27 to move the double pipe rod 28 onto the slide base. After placing the double pipe rod 28 on the stand 1, adjust the angle of the double pipe rod 28 using the rotating member 57 and check. If the jack 55 is removed, the double pipe rod 28 will be mounted on the slide base 1. becomes. Therefore, the operator only has to connect this to the swivel 7 of the hydraulic hammer 5. .

[0024] Then, when the drilling with the double pipe rod 28 is completed, the sweep While rotating the bell 7, the hydraulic hammer 5 is moved back, and the double pipe rod 28 has been drilled. was removed from the swivel 7 and the hydraulic hammer 5 was moved to the rear of the slide base 1. After that, as shown in FIG. 4, add the double pipe rod 28 to the storage frame 6 in the same manner as above. 5, then rotate the rotating arm 27 and slide the double pipe rod 28. Place it on the base 1, adjust the angle of the double pipe rod 28, and remove the chuck 55. For example, the double pipe rod 28 is mounted on the slide base 1. Therefore, After connecting the rear end of the new double pipe rod 28 to the swivel 7, the operator The pressure hammer 5 is advanced to touch the tip of the double tube rod 28 and the rear end of the double tube rod 28. Just connect.

[0025] Thereafter, in the same manner, the number of double pipe rods 28 corresponding to the drilling depth is sequentially placed in the storage frame 6. 5 and then connect it by lifting it onto the slide base 1. After drilling a hole to a predetermined depth, the operator must Remove the rearmost double tube rod 28 from the swivel 7 and other double tube rods 28, Operate the operating lever 61 to grip both ends with the chuck 55, and then Operate the roll grip 49 in the direction of arrow E to lift the double pipe rod 28 upward. , rotate the rotating arm 27 to move the double pipe rod 28 from the slide base 1. That's fine.

[0026] After that, rotate the rotating arm 27 to position the double pipe rod 28 on the storage frame 65. Then, while operating the control grip 49 in the direction of arrow F, tighten the double pipe rod 28. When lowered into the storage frame 65, the double pipe rod 28 can be recovered into the storage frame 65. It becomes. Thereafter, operate the air balancer 29 and chuck 55 in the same manner to It is sufficient to collect the double pipe rod 28 on the idle base 1 into the storage frame 65, and in this case, Also, due to the balance orientation of the air balancer 29, the double pipe rod 28 is The part is suspended by the air balancer 29 without vertically swinging. Become.

[0027] Note that the double pipe rod 28 has soil and cement attached to it after drilling, so the storage frame 6 5, a cleaning device 73 consisting of a water pump 69 and a jet gun 71 All you have to do is wash the soil and cement. As described above, according to the conveying device according to the present embodiment, the connection and rotation of the double pipe rod 28 are possible. During collection work, it is no longer necessary to manually hold the double pipe rod 28, and as a result, , the safety of the connection and recovery work of the double pipe rod 28 is improved compared to the conventional method, and the labor is reduced. This will result in a reduction in the amount of force required.

[0028] However, in the above embodiment, when the double pipe rod 28 is suspended, both ends of the double pipe rod 28 are suspended. The air balancer 29 prevents the vertical movement of the The double pipe rod 28 does not hit the worker during suspension and cause injury. As a result, safety is dramatically improved compared to simply using lifting means such as a crane. Has a point.

[0029] In addition, each of the above embodiments describes how the present invention is applied to the connection of a double pipe rod of a drilling machine using a double pipe rod. Although this invention has been applied to the connection and recovery of borehole pipes, the present invention is applicable to all other drilling pipe connections and rotations. Of course, it can be used for income.

[0030]

[Effect of the idea]

As described above, according to the borehole pipe conveying device according to the present invention, the borehole pipe connection, During collection work, there is no need to hold it manually, and as a result, compared to the past, This will improve the safety of the connection and recovery work of the borehole pipe, and will also reduce the amount of labor required. It became.

[0031] However, in the present invention, when the borehole pipe is suspended, the vertical vibration of both ends of the borehole pipe is prevented. The movement of the heavy borehole tube is prevented by the borehole lifting means, so that the heavy borehole tube does not move when suspended. To avoid hitting the contractor and causing injury, simply use a crane or other means of lifting. It has the advantage of dramatically improving safety compared to the case where it is used.

[Brief explanation of drawings]

FIG. 1 is an overall side view of a drilling tube conveying device according to an embodiment of the present invention.

FIG. 2 is an explanatory diagram showing the principle of an air balancer.

FIG. 3 is a front view of a storage frame in one embodiment of the present invention.

FIG. 4 is a side view showing a working state of the conveyance device shown in FIG. 1;

FIG. 5 is a side view of a conventional hole drilling machine.

[Explanation of symbols]

23 Crawler 25 pillars 27 Rotating arm 28 Double pipe rod 29 Air balancer 55 Chuck 65 Storage frame

Claims (1)

[Scope of utility model registration request] Claim 1: A self-propelled cart on which a pillar is erected, a rotary arm rotatably attached to the upper part of the trolley with the pillar as the center of rotation, and a cutting machine attached to the tip of the rotary arm and suspended. A drilling pipe elevating means having a function of suppressing vertical swing of the end of the drilling pipe, and a drilling pipe elevating means provided in the drilling pipe elevating means,
a gripping means for gripping the borehole tube; a storage frame provided at the forefront of the cart and capable of storing a plurality of borehole tubes in a horizontally stacked state; and a cleaning means for cleaning the borehole tube after drilling. A conveying device for a drilled pipe, characterized in that it consists of the following.