CN112282675A - Double-layer pipeline installation equipment and installation method - Google Patents
Double-layer pipeline installation equipment and installation method Download PDFInfo
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- CN112282675A CN112282675A CN202011278050.8A CN202011278050A CN112282675A CN 112282675 A CN112282675 A CN 112282675A CN 202011278050 A CN202011278050 A CN 202011278050A CN 112282675 A CN112282675 A CN 112282675A
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- drill rod
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- 238000009434 installation Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 230000009471 action Effects 0.000 claims abstract description 17
- 239000003921 oil Substances 0.000 claims description 34
- 239000010720 hydraulic oil Substances 0.000 claims description 12
- 238000000926 separation method Methods 0.000 claims description 4
- 238000005553 drilling Methods 0.000 abstract description 21
- 210000000080 chela (arthropods) Anatomy 0.000 abstract 1
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/16—Connecting or disconnecting pipe couplings or joints
- E21B19/161—Connecting or disconnecting pipe couplings or joints using a wrench or a spinner adapted to engage a circular section of pipe
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/10—Slips; Spiders ; Catching devices
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention provides double-layer pipeline installation equipment and an installation method, wherein the double-layer pipeline installation equipment comprises a base, and a propelling mechanism, a sleeve propelling oil cylinder, a transfer clamp, a positioning clamp and a hydraulic clamp which are sequentially arranged on the base along an operation direction; the driving part is arranged on the propelling mechanism, a threaded joint matched with the internal thread at the tail of the connecting end of the drill rod is arranged on the driving part, the driving part drives the drill rod to move to the tail of the connecting end of the operation drill rod along the operation direction under the action of the propelling mechanism, and the drill rod is installed on the operation drill rod through the rotation of the driving part; the sleeve propulsion oil cylinder is connected with the propulsion mechanism; the transfer pincers include drilling rod manipulator and the casing manipulator that sets gradually along the operation direction, and the central axis when drilling rod is pressed from both sides tightly by drilling rod manipulator and driving piece on screwed joint's the central axis be on same straight line. The automatic drill pipe connecting device can complete the action of automatically connecting the drill pipe, and can avoid the problems of collapse and drill machine clamping after the sleeve is installed.
Description
Technical Field
The invention relates to the technical field of mechanical equipment, in particular to double-layer pipeline installation equipment and an installation method.
Background
The conventional large-diameter horizontal drilling machine has the problems that the drilling hole is easy to collapse when a long-distance horizontal drilling hole is tunneled, and the drilling hole is long in distance and difficult to slag, so that the drilling machine is blocked. In addition, when the existing large-diameter horizontal drilling machine is connected with a drill rod, the problem that a threaded joint on a driving mechanism cannot be aligned with the internal thread at the tail of the connecting end of the drill rod easily occurs, and when the drill rod is actually connected, manual alignment is needed, so that the labor intensity is increased, and the operation efficiency is reduced.
In view of the above, there is a need for a double-layer pipeline installation apparatus and method to solve the problems in the prior art.
Disclosure of Invention
The invention aims to provide double-layer pipeline installation equipment, which adopts the following specific technical scheme:
a double-layer pipeline installation device comprises a hollow drill rod and a sleeve sleeved outside the drill rod, wherein the front end of the drill rod is provided with a connecting end with external threads, the rear end of the drill rod is provided with a connecting end tail with internal threads, the external threads of the connecting end are matched with the internal threads of the connecting end tail, and the installation device comprises a base, and a propelling mechanism, a sleeve propelling oil cylinder, a transfer clamp, a positioning clamp and a hydraulic clamp which are sequentially arranged on the base along the operation direction;
the driving part is arranged on the propelling mechanism, a threaded joint matched with the internal thread at the tail of the connecting end of the drill rod is arranged on the driving part, the driving part drives the drill rod to move to the tail of the connecting end of an operation drill rod (the drill rod in drilling operation in the invention) along the operation direction under the action of the propelling mechanism, and the drill rod is installed on the operation drill rod through the rotation of the driving part;
the sleeve propelling oil cylinder is connected with the propelling mechanism and used for propelling the sleeve to move to the tail part of the sleeve outside the operation drill rod along the operation direction;
the transfer clamp comprises a drill rod manipulator and a casing manipulator which are sequentially and rotatably arranged along the operation direction, the drill rod manipulator is used for clamping and releasing a drill rod, the central axis of the drill rod when the drill rod is clamped by the drill rod manipulator and the central axis of a threaded joint on the driving piece are positioned on the same straight line, and the casing manipulator is slidably arranged on the base and is used for clamping a casing and sleeving the casing on the drill rod;
the positioning pliers are used for positioning the sleeve when the sleeve is installed; the hydraulic clamp is used for clamping the drill rod when the driving piece rotates reversely and is separated from the drill rod after operation is finished.
Preferably, the propulsion mechanism comprises two propulsion oil cylinders arranged in parallel.
Preferably, the driving member is a driving motor or a driving motor.
Preferably, the positioning pliers comprise a first positioning pliers, a second positioning pliers and a hydraulic oil cylinder, and the first positioning pliers and the second positioning pliers are oppositely arranged on two sides of the machine base along the operation direction and are connected with the hydraulic oil cylinder through oil passages.
Preferably, the hydraulic clamp comprises a first hydraulic clamp, a second hydraulic clamp and a hydraulic oil cylinder, and the first hydraulic clamp and the second hydraulic clamp are oppositely arranged on two sides of the machine base along the operation direction and are connected with the hydraulic oil cylinder through oil passages.
Preferably, the drill rod manipulator comprises a first drill rod knuckle arm fixedly arranged on the base, a second drill rod knuckle arm capable of rotating freely and angularly relative to the first drill rod knuckle arm, and a drill rod clamping end, the second drill rod knuckle arm is connected with the first drill rod knuckle arm through a pin shaft, and the drill rod clamping end is fixedly arranged at one end, far away from the first drill rod knuckle arm, of the second drill rod knuckle arm; the casing manipulator includes that slidable sets up the first festival arm of sleeve pipe on the frame, for the first festival arm of sleeve pipe can free angle rotation's sleeve pipe second festival arm and sleeve pipe exposed core, sleeve pipe second festival arm passes through pin hub connection with the first festival arm of sleeve pipe, the fixed one end that keeps away from the first festival arm of sleeve pipe that sets up at sleeve pipe second festival arm of sleeve pipe exposed core.
Preferably, the base is further provided with a connecting rod, the length direction of the connecting rod is the same as the operation direction, the connecting rod sequentially penetrates through the first drill rod knuckle arm and the first sleeve knuckle arm along the operation direction, and the first sleeve knuckle arm can freely slide along the connecting rod.
The second purpose of the present invention is to provide a double-layer pipeline installation method using a double-layer pipeline installation device, the specific technical solution is as follows:
the mounting method comprises the following steps:
step 2, opening a drill rod manipulator, clamping a sleeve by the sleeve manipulator, moving the sleeve to a sleeve propelling oil cylinder to enable the sleeve to be in contact with the sleeve propelling oil cylinder, and exposing a connecting end tail with internal threads of the drill rod;
step 4, separating the drill rod, wherein the sleeve propulsion oil cylinder retracts to expose the drill rod, the hydraulic clamp clamps the drill rod when separating the driving piece from the drill rod and reversely rotates through the driving piece to separate the threaded joint of the driving piece from the tail end of the drill rod, and the propulsion mechanism drives the driving piece to retract to complete the drill rod separation action;
and 5, the sleeve pushing oil cylinder pushes the sleeve to move to the tail part of the sleeve outside the operation drill rod along the operation direction, the sleeve is clamped and positioned when the sleeve is installed through the sleeve manipulator and the positioning clamp, the sleeve pushing oil cylinder retracts, and then the two sleeves are manually welded to realize the fixed connection between the two sleeves.
Preferably, the sleeve and the drill rod are movably sleeved.
Preferably, the drill rod has a diameter of greater than 25cm, preferably 29 cm.
Preferably, the length of the sleeve is the same as the length of the drill rod.
The technical scheme of the invention has the following beneficial effects:
(1) the double-layer pipeline installation equipment can realize double-layer pipeline installation of the drill rod and the sleeve, and comprises the following specific steps: when a drill rod is installed, the central axis of the drill rod when the drill rod is clamped by the drill rod manipulator and the central axis of the threaded joint on the driving piece are positioned on the same straight line, the driving piece drives the drill rod to move to the tail of the connecting end of the operation drill rod along the operation direction under the action of the propelling mechanism, and the drill rod is installed on the operation drill rod through the rotation of the driving piece; when the drill rod is separated, the sleeve propelling oil cylinder retracts to expose the drill rod, the hydraulic clamp clamps the drill rod when the driving piece and the drill rod are separated, and the driving piece rotates reversely to enable the threaded joint of the driving piece to be separated from the tail of the connection end of the drill rod, so that the drill rod separating action is completed; when the sleeve is installed, the sleeve pushing oil cylinder pushes the sleeve to move to the tail of the sleeve outside the operation drill rod along the operation direction, the sleeve is clamped and positioned through the sleeve manipulator and the positioning clamp when the sleeve is installed, the sleeve pushing oil cylinder retracts, and then the two sleeves are welded manually to achieve fixed connection between the two sleeves. The double-layer pipeline installation equipment can complete the action of automatically connecting the drill rod, and solves the problem that the large-diameter horizontal drilling machine needs manual alignment when the rod is connected in the prior art; the sleeve pipe of establishing at the drilling rod outside cover can support the pore wall when horizontal drilling machine horizontal drilling, avoids the problem of collapsing and the problem that the rig blocked to a certain extent to appear.
(2) The double-layer pipeline installation equipment disclosed by the invention can realize the pushing and installing functions of the drill rod and the sleeve, can also realize the disassembling function of the drill rod, realizes the multifunctional integrated design, has a compact structure, and effectively improves the working efficiency.
(3) The limiting rod is arranged to limit the drill rod manipulator and the casing manipulator during operation.
(4) The mounting method provided by the invention has the advantages of simple steps, easiness in operation and practicability.
(5) The diameter of the drill rod is larger than 25cm, preferably 29cm, and is obviously larger than that of a common drill rod with a small diameter of 14cm, so that certain alignment difficulty of a connecting rod is increased.
(6) The length of the sleeve is the same as that of the drill rod, so that after the sleeve and the drill rod are installed, the sleeve can support the hole wall when the horizontal drilling machine drills a hole horizontally, and the collapse problem and the drilling machine clamping problem are avoided to a certain extent. In addition, when the drill rod is installed, the drill rod is installed at the position of the threaded joint on the driving piece, so that after the casing is sleeved outside the drill rod, the length of the casing is smaller than the sum of the lengths of the threaded joints on the drill rod and the driving piece, and the interference of the casing during the operation of connecting the drill rod is effectively avoided.
In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a perspective view of a double-deck piping installation apparatus according to embodiment 1 of the present invention during operation;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
FIG. 4 is a schematic view of the drill pipe manipulator of FIG. 1 shown in an open configuration;
the automatic drilling machine comprises a machine base 1, a machine base 2, a propelling mechanism 2.1, a propelling oil cylinder 3, a sleeve propelling oil cylinder 4, a transfer clamp 4.1, a drill rod manipulator 4.2, a sleeve manipulator 5, a positioning clamp 5.1, a first positioning clamp 5.2, a second positioning clamp 6, a hydraulic clamp 6.1, a first hydraulic clamp 6.2, a second hydraulic clamp 7, a driving piece 01, a drill rod 02 and a sleeve.
Detailed Description
Embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.
Example 1:
referring to fig. 1-3, a double-layer pipeline installation device comprises a hollow drill rod 01 and a sleeve 02 sleeved outside the drill rod, wherein a connection end with external threads is arranged at the front end of the drill rod 01, a connection end tail with internal threads is arranged at the rear end of the drill rod 01, the external threads of the connection end are matched with the internal threads of the connection end tail, and the installation device comprises a base 1, and a propelling mechanism 2, a sleeve propelling oil cylinder 3, a transfer clamp 4, a positioning clamp 5 and a hydraulic clamp 6 which are sequentially arranged on the base 1 along an operation direction;
the driving part 7 is arranged on the propelling mechanism 2, the driving part 7 is provided with a threaded joint matched with the internal thread at the tail of the connecting end of the drill rod 01, the driving part 7 drives the drill rod 01 to move to the tail of the connecting end of an operation drill rod (the drill rod in the drilling operation in the invention) along the operation direction under the action of the propelling mechanism 2, and the drill rod 01 is installed on the operation drill rod through the rotation of the driving part 7;
the sleeve propelling oil cylinder 3 is connected with the propelling mechanism 2 and used for propelling the sleeve 02 to move to the tail part of the sleeve 02 outside the operating drill rod along the operating direction;
the transfer clamp 4 comprises a drill rod manipulator 4.1 and a casing manipulator 4.2 which are sequentially and rotatably arranged along the operation direction, the drill rod manipulator 4.1 is used for clamping and releasing a drill rod 01, the central axis of the drill rod 01 clamped by the drill rod manipulator 4.1 and the central axis of a threaded joint on the driving part 7 are positioned on the same straight line, and the casing manipulator 4.2 is slidably arranged on the base 1 and is used for clamping a casing 02 and sleeving the casing 02 on the drill rod 01;
the positioning clamp 5 is used for positioning the casing 02 when the casing 02 is installed; the hydraulic tong 6 is used for clamping the drill rod 01 when the driving element 7 is reversely rotated and separated from the drill rod 01 after the operation is finished.
The propulsion mechanism 2 comprises two propulsion oil cylinders 2.1 which are arranged in parallel, the two propulsion oil cylinders 2.1 are both parallel to the base 1, and the telescopic ends of the two propulsion oil cylinders are used for acting on the propulsion mechanism 2 to move forwards or backwards along the base 1.
The driving member 7 is a driving motor.
The positioning clamp 5 comprises a first positioning clamp 5.1, a second positioning clamp 5.2 and a hydraulic oil cylinder, wherein the first positioning clamp 5.1 and the second positioning clamp 5.2 are oppositely arranged on two sides of the machine base 1 along the operation direction and are connected with the hydraulic oil cylinder through oil passages.
The hydraulic clamp 6 comprises a first hydraulic clamp 6.1, a second hydraulic clamp 6.2 and a hydraulic oil cylinder, wherein the first hydraulic clamp 6.1 and the second hydraulic clamp 6.2 are oppositely arranged on two sides of the machine base 1 along the operation direction and are connected with the hydraulic oil cylinder through oil passages.
The drill rod manipulator 4.1 comprises a first drill rod knuckle arm fixedly arranged on the base 1, a second drill rod knuckle arm capable of rotating at a free angle relative to the first drill rod knuckle arm and a drill rod clamping end, the second drill rod knuckle arm is connected with the first drill rod knuckle arm through a pin shaft, and the drill rod clamping end is fixedly arranged at one end, far away from the first drill rod knuckle arm, of the second drill rod knuckle arm and used for clamping and loosening a drill rod 01; casing manipulator 4.2 includes that the slidable sets up the first festival arm of sleeve pipe on frame 1, but for the rotatory sleeve pipe second festival arm of the first festival arm of sleeve pipe free angle and sleeve pipe exposed core, sleeve pipe second festival arm passes through the round pin hub connection with the first festival arm of sleeve pipe, the fixed one end that keeps away from the first festival arm of sleeve pipe that sets up at sleeve pipe second festival arm of sleeve pipe exposed core for press from both sides tight sleeve pipe 02.
The machine base 1 is further provided with a connecting rod, the length direction of the connecting rod is the same as the operation direction, the connecting rod sequentially penetrates through a first drill rod knuckle arm and a first sleeve knuckle arm along the operation direction, and the first sleeve knuckle arm can freely slide along the connecting rod.
An installation method adopting double-layer pipeline installation equipment comprises the following steps:
step 2, referring to fig. 4, a drill rod manipulator 4.1 is opened, a casing manipulator 4.2 clamps a casing 2 and moves towards a casing propulsion oil cylinder 3 to enable the casing 02 to be in contact with the casing propulsion oil cylinder 3, and a connection end tail with an internal thread of a drill rod 01 is exposed;
step 4, separating the drill rod 01, retracting the casing propulsion oil cylinder 3 to expose the drill rod 01, clamping the drill rod 01 by the hydraulic clamp 6 when separating the driving piece 7 from the drill rod 01, reversely rotating the driving piece 7 to separate the threaded joint of the driving piece 7 from the tail end of the drill rod connecting end, and retracting the driving piece 7 by the propulsion mechanism 2 to complete the drill rod separation action;
and 5, the sleeve propelling cylinder 3 pushes the sleeve 02 to move to the tail of the sleeve 02 outside the operation drill rod along the operation direction, the sleeve 02 is clamped and positioned through the sleeve manipulator 4.2 and the positioning clamp 5 when the sleeve 02 is installed, the sleeve propelling cylinder 3 retracts, and then the two sleeves 02 are welded manually to realize fixed connection between the two sleeves 02.
The sleeve 02 and the drill rod are movably sleeved.
The diameter of the drill rod 01 is 29cm, and the length of the casing 02 is the same as that of the drill rod 01.
The double-layer pipeline installation equipment can realize double-layer pipeline installation of the drill rod 01 and the casing 02, and comprises the following specific steps: when the drill rod 01 is installed, the central axis of the drill rod 01 clamped by the drill rod manipulator 4.1 and the central axis of the threaded joint on the driving piece 7 are positioned on the same straight line, the driving piece 7 drives the drill rod 01 to move to the tail of the connecting end of the operation drill rod along the operation direction under the action of the propelling mechanism 2, and the drill rod 01 is installed on the operation drill rod through the rotation of the driving piece 7; when the drill rod is separated, the casing propelling cylinder 3 retracts to expose the drill rod 01, the hydraulic clamp 6 clamps the drill rod 01 when separating the driving piece 7 from the drill rod 01, and the driving piece 7 rotates reversely to separate the threaded joint of the driving piece 7 from the connection end tail of the drill rod 01, so that the drill rod separation action is completed; when the sleeve 02 is installed, the sleeve propelling cylinder 3 pushes the sleeve 02 to move to the tail of the sleeve 02 outside the operation drill rod along the operation direction, the sleeve 02 is clamped and positioned by the sleeve manipulator 4.2 and the positioning clamp 5 when the sleeve 02 is installed, the sleeve propelling cylinder 3 retracts, and then the two sleeves 02 are welded manually to realize fixed connection between the two sleeves 02. The double-layer pipeline installation equipment can complete the action of automatically connecting the drill rod 01, and solves the problem that manual alignment is needed when a large-diameter horizontal drilling machine is used for connecting the rod in the prior art; the sleeve 02 sleeved outside the drill rod 01 can support the hole wall during horizontal drilling, and the collapse problem and the problem that the drilling machine is clamped are avoided to a certain extent. The mounting method provided by the invention has the advantages of simple steps, easiness in operation and practicability.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The double-layer pipeline installation equipment is characterized by comprising a hollow drill rod and a sleeve sleeved outside the drill rod, wherein the front end of the drill rod is provided with a connecting end with external threads, the rear end of the drill rod is provided with a connecting end tail with internal threads, the external threads of the connecting end are matched with the internal threads of the connecting end tail, and the installation equipment comprises a base, and a propelling mechanism, a sleeve propelling oil cylinder, transfer tongs, positioning tongs and hydraulic tongs which are sequentially arranged on the base along the operation direction;
the driving part is arranged on the propelling mechanism, a threaded joint matched with the internal thread at the tail of the connecting end of the drill rod is arranged on the driving part, the driving part drives the drill rod to move to the tail of the connecting end of the operation drill rod along the operation direction under the action of the propelling mechanism, and the drill rod is installed on the operation drill rod through the rotation of the driving part;
the sleeve propelling oil cylinder is connected with the propelling mechanism and used for propelling the sleeve to move to the tail part of the sleeve outside the operation drill rod along the operation direction;
the transfer clamp comprises a drill rod manipulator and a casing manipulator which are sequentially and rotatably arranged along the operation direction, the drill rod manipulator is used for clamping and releasing a drill rod, the central axis of the drill rod when the drill rod is clamped by the drill rod manipulator and the central axis of a threaded joint on the driving piece are positioned on the same straight line, and the casing manipulator is slidably arranged on the base and is used for clamping a casing and sleeving the casing on the drill rod;
the positioning pliers are used for positioning the sleeve when the sleeve is installed; the hydraulic clamp is used for clamping the drill rod when the driving piece rotates reversely and is separated from the drill rod after operation is finished.
2. The mounting apparatus of claim 1 wherein the propulsion mechanism comprises two propulsion cylinders arranged in parallel.
3. The mounting apparatus of claim 2, wherein the drive member is a drive motor or a drive motor.
4. The mounting equipment as claimed in claim 3, wherein the positioning clamp comprises a first positioning clamp, a second positioning clamp and a hydraulic oil cylinder, and the first positioning clamp and the second positioning clamp are oppositely arranged on two sides of the machine base along the operation direction and are connected with the hydraulic oil cylinder through oil passages.
5. The mounting equipment according to claim 4, wherein the hydraulic clamp comprises a first hydraulic clamp, a second hydraulic clamp and a hydraulic oil cylinder, and the first hydraulic clamp and the second hydraulic clamp are oppositely arranged on two sides of the machine base along the operation direction and are connected with the hydraulic oil cylinder through oil passages.
6. The mounting device as claimed in claim 5, wherein the drill rod manipulator comprises a first drill rod knuckle arm fixedly arranged on the base, a second drill rod knuckle arm capable of rotating freely and angularly relative to the first drill rod knuckle arm, and a drill rod clamping end, the second drill rod knuckle arm is connected with the first drill rod knuckle arm through a pin shaft, and the drill rod clamping end is fixedly arranged at one end, far away from the first drill rod knuckle arm, of the second drill rod knuckle arm; the casing manipulator includes that slidable sets up the first festival arm of sleeve pipe on the frame, for the first festival arm of sleeve pipe can free angle rotation's sleeve pipe second festival arm and sleeve pipe exposed core, sleeve pipe second festival arm passes through pin hub connection with the first festival arm of sleeve pipe, the fixed one end that keeps away from the first festival arm of sleeve pipe that sets up at sleeve pipe second festival arm of sleeve pipe exposed core.
7. The installation apparatus as claimed in claim 6, wherein a connecting rod is further provided on the machine base, the length direction of the connecting rod is the same as the operation direction, the connecting rod passes through the first section arm of the drill rod and the first section arm of the casing pipe in sequence along the operation direction, and the first section arm of the casing pipe can freely slide along the connecting rod.
8. A double-deck pipeline installation method using the installation apparatus of any one of claims 1 to 7, comprising the steps of:
step 1, a drill rod manipulator is adopted to automatically clamp a drill rod from a drill rod library, a casing manipulator is adopted to automatically clamp a casing from a casing library, the casing manipulator slides towards the drill rod manipulator, the casing is sleeved outside the drill rod, then the drill rod manipulator and the casing manipulator synchronously rotate, the casing and the drill rod are transferred to a base, the connection end tail of the drill rod is aligned to a threaded joint on a driving piece, and the driving piece is rotated to install the drill rod on the driving piece;
step 2, opening a drill rod manipulator, and moving a sleeve clamping sleeve to a sleeve propelling oil cylinder by the sleeve manipulator so that the sleeve is contacted with the sleeve propelling oil cylinder and a connecting end tail with internal threads of the drill rod is exposed;
step 3, the driving piece drives the drill rod to move to the tail of the connecting end of the operation drill rod along the operation direction under the action of the propelling mechanism, and the drill rod is installed on the operation drill rod through the rotation of the driving piece;
step 4, separating the drill rod, wherein the sleeve propulsion oil cylinder retracts to expose the drill rod, the hydraulic clamp clamps the drill rod when separating the driving piece from the drill rod and reversely rotates through the driving piece to separate the threaded joint of the driving piece from the tail end of the drill rod, and the propulsion mechanism drives the driving piece to retract to complete the drill rod separation action;
and 5, the sleeve pushing oil cylinder pushes the sleeve to move to the tail part of the sleeve outside the operation drill rod along the operation direction, the sleeve is clamped and positioned when the sleeve is installed through the sleeve manipulator and the positioning clamp, the sleeve pushing oil cylinder retracts, and then the two sleeves are manually welded to realize the fixed connection between the two sleeves.
9. The installation method according to claim 8, wherein a movable sleeve is arranged between the casing and the drill rod.
10. The method of installation according to claim 9, wherein the drill rod is greater than 25cm in diameter; the length of the sleeve is the same as that of the drill rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011278050.8A CN112282675B (en) | 2020-11-16 | 2020-11-16 | Double-layer pipeline installation equipment and installation method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011278050.8A CN112282675B (en) | 2020-11-16 | 2020-11-16 | Double-layer pipeline installation equipment and installation method |
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| CN112282675A true CN112282675A (en) | 2021-01-29 |
| CN112282675B CN112282675B (en) | 2024-09-13 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112485332A (en) * | 2020-11-16 | 2021-03-12 | 中国铁建重工集团股份有限公司 | Nondestructive testing system and nondestructive testing method based on pseudorandom coding |
| CN112983256A (en) * | 2021-04-19 | 2021-06-18 | 安百拓贸易有限公司 | Drilling method based on top hammer type pipe following drilling and reinforcing method in construction process |
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