CN109723397B - Double-power-head drilling tool continuous connection structure for ultra-deep operation and drilling machine - Google Patents
Double-power-head drilling tool continuous connection structure for ultra-deep operation and drilling machine Download PDFInfo
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- CN109723397B CN109723397B CN201910145458.9A CN201910145458A CN109723397B CN 109723397 B CN109723397 B CN 109723397B CN 201910145458 A CN201910145458 A CN 201910145458A CN 109723397 B CN109723397 B CN 109723397B
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Abstract
The invention particularly relates to a double-power-head drilling tool continuous connection structure for ultra-deep operation and a drilling machine; the device comprises a rotating platform, a walking chassis, a double-power head and a mast; the method is characterized in that: the device also comprises an orifice supporting platform, an orifice sliding platform and a double-arm crown block; the orifice sliding platform is arranged at the bottom of the mast and is positioned below the orifice sliding platform, when the mast horizontally rotates, the orifice sliding platform horizontally rotates along with the mast, and at the moment, the orifice sliding platform keeps the position motionless and avoids plane friction between the orifice sliding platform and the orifice supporting platform through the rolling of the roller; the double-arm crown block is arranged at the top of the mast, is provided with two suspension arms and is respectively responsible for suspending a main drill rod of the main power head and an auxiliary drill rod of the auxiliary power head. This structure is through setting up drill way supporting platform and drill way sliding platform in mast bottom and walking chassis department and thereby replace traditional drill way device, so make the drilling rod realize carrying out the super deep operation with the mode that whole group drilling rod was continuous to connect, and then improved the efficiency that the drilling rod was continuous to connect the operation, provide convenience for the super deep pore-forming operation.
Description
Technical Field
The invention relates to the field of engineering machinery, in particular to a double-power-head drilling tool splicing structure for ultra-deep operation and a drilling machine.
Background
The stirring drilling machine is very common in foundation operation, and along with the lifting of the operation level, the operation depth of the stirring drilling machine is continuously increased, and usually, after the operation depth exceeds 30 meters, the drill rods of the stirring drilling machine are required to be subjected to splicing operation, one conventional drill rod is subjected to splicing at a time, and manual carrying and hoisting by using hoisting equipment are required, and then the operation is performed. Such a process is very cumbersome and if the depth of penetration is more than 30 meters, it is necessary to stop and repeat the above-mentioned hoisting operation several times, thus greatly reducing the working efficiency of the stirring drilling machine.
Disclosure of Invention
The invention aims to solve the problem that the drill rod needs to be repeatedly connected, and provides a structure capable of realizing the connection of the whole group of drill rods at one time.
In order to achieve the above object, the present invention is achieved by:
a double-power-head drilling tool continuous connection structure for ultra-deep operation and a drilling machine comprise a rotary platform, a walking chassis and a mast, wherein the mast is arranged on the rotary platform and rotates along with the rotary platform when the rotary platform horizontally rotates; the method is characterized in that: the device also comprises an orifice supporting platform, an orifice sliding platform and a double-arm crown block; the drill way support platform is rigidly connected with the walking chassis, the drill way sliding platform is arranged at the bottom of the mast and positioned below the drill way support platform, the drill way support platform is provided with rollers, the rollers are arranged on the drill way sliding platform, when the mast horizontally rotates, the drill way sliding platform horizontally rotates along with the mast, and at the moment, the position of the drill way support platform is fixed by the rolling of the rollers and the friction between the drill way support platform and the drill way sliding platform is avoided; the double-arm crown block is arranged at the top of the mast, is provided with two suspension arms and is respectively responsible for suspending a main drill rod of the main power head and an auxiliary drill rod of the auxiliary power head.
The double-power-head drilling tool continuous connection structure for ultra-deep operation and the drilling machine are characterized in that an orifice device is formed by an orifice supporting platform and an orifice sliding platform together: the orifice supporting platform is in a horizontal frame shape, the middle part of the orifice supporting platform is provided with an automatic hoop, the bottom of the orifice supporting platform is provided with rollers, and the whole orifice supporting platform is placed on the orifice sliding platform through the rollers at the bottom of the orifice supporting platform and is hinged and fixed with the lower chassis; the orifice sliding platform is also in a horizontal frame structure, the middle of the orifice sliding platform is hollow and is used for accommodating a drilling tool, and horizontal rails are arranged in front of and behind the hollow part and are used for allowing rollers at the bottom of the orifice supporting platform to walk.
The double-power-head drilling tool continuous connection structure for ultra-deep operation and the drilling machine also comprise a multi-arm crown block, a plurality of groups of drilling rods and a plurality of power heads, wherein two or more power heads share the same group of guide rails on a mast, and a group of drilling rods are hung below each power head; thus, when two groups of drill rods are subjected to splicing operation, the power head is replaced accordingly;
the application method of the drill rod replacement structure for ultra-deep operation comprises the following steps of
Step 1, a main drill rod and an auxiliary drill rod are respectively connected below a main power head and an auxiliary power head, and the main power head and the auxiliary power head are suspended by a double-arm overhead crane;
step 2, butting the auxiliary drill rod with the drill bit;
step 3, enabling the auxiliary drill rod with the drill bit to pass through the orifice supporting platform, and restraining the position of the drill rod through an automatic hoop of the orifice supporting platform;
step 4, starting the power head and starting drilling operation;
step 5, after the auxiliary drill rod descends to the limit position, the power head is turned off, the auxiliary drill rod is separated from the auxiliary power head, the auxiliary drill rod is towed by a cushion fork, and the cushion fork is arranged above the orifice supporting platform;
step 6, rotating the mast and dislocating the auxiliary power head and the auxiliary drill rod;
step 7, continuing to rotate the mast, centering the main drill rod and the auxiliary drill rod and realizing butt joint;
step 8, starting a main power head and continuing drilling operation;
in the steps 6 and 7, the mast rotates and drives the orifice sliding platform to synchronously rotate, at the moment, the orifice supporting platform is directly and rigidly connected with the walking chassis, and the orifice supporting platform slides relatively on the orifice sliding platform through the roller at the bottom of the orifice supporting platform, so that the orifice supporting platform, the auxiliary drill rod and the drill bit are kept unchanged in position.
This replacement structure adopts above-mentioned design, thereby replaces traditional drill way device through setting up drill way supporting platform and drill way sliding platform in mast bottom and walking chassis department for the drilling rod is realized continuing to connect with the mode that whole group drilling rod was continuous to connect like this, and then has improved the efficiency that the drilling rod was continuous to connect the operation, provides convenience for the ultradeep pore-forming operation.
Drawings
Fig. 1 shows a drilling machine using the present drill rod replacement structure.
Fig. 2 is a schematic diagram of an alternative structure of the drill rod.
Detailed Description
The invention is further illustrated by the following specific examples.
As shown in fig. 1 and 2, a drilling machine applying a drill rod splicing structure for ultra-deep work comprises a rotary platform 1, a traveling chassis 2 and a mast 3, wherein the mast 3 is arranged on the rotary platform 1, and the mast 3 rotates along with the rotary platform 1 when the rotary platform 1 rotates horizontally; the device also comprises an orifice sliding platform 4, an orifice supporting platform 6 and a double-arm crown block 7; wherein, the orifice supporting platform 6 is rigidly connected with the walking chassis 2 through a connecting rod 13, the orifice sliding platform 4 is arranged at the bottom of the mast 3 and is positioned below the orifice supporting platform 6, the orifice supporting platform 6 is provided with a roller 8, the roller 8 is arranged on the orifice sliding platform 4, when the mast 3 horizontally rotates, the orifice sliding platform 4 horizontally rotates along with the horizontal rotation, and at the moment, the orifice supporting platform 6 maintains a fixed position through the rolling of the roller 8, and the friction between the orifice sliding platform 4 and the orifice supporting platform 6 is avoided; the double arm crown block 7 is arranged on top of the mast 3, has two booms and is responsible for suspending a secondary power head 14 and a primary power head 15 respectively, the secondary power head 14 is connected with the secondary drill rod 9, and the primary power head 15 is connected with the primary drill rod 10.
The drill rod continuous connection structure for ultra-deep operation is characterized in that the orifice supporting platform 6 is in a horizontal frame shape, the middle part of the orifice supporting platform is provided with an automatic hoop, the bottom of the orifice supporting platform is provided with a roller 8, and the whole orifice supporting platform 6 is placed on the orifice sliding platform 4 through the roller 8 at the bottom of the orifice supporting platform; the orifice sliding platform 4 is also in a horizontal frame structure, is hollow in the middle and is used for accommodating a drill bit 11, and horizontal rails 12 are arranged in front of and behind the orifice sliding platform for the rollers 8 at the bottom of the orifice supporting platform 6 to walk.
The double-arm crown block 7 is of a Y-shaped fork structure and is provided with two suspension arms; the whole drill rod continuous connection structure adopts two power heads, and the two power heads are respectively hung with a main drill rod and an auxiliary drill rod; therefore, when the main drill rod and the auxiliary drill rod are subjected to the splicing operation, the power head is replaced, so that the efficiency of the splicing operation of the drill rods can be improved; further, the two power heads are respectively hung on the two suspension arms of the fork-type crown block.
The application method of the drill rod replacement structure for ultra-deep operation comprises the following steps of
Step 1, a main drill rod and an auxiliary drill rod are respectively connected below a main power head and an auxiliary power head, and the main power head and the auxiliary power head are suspended by a double-arm overhead crane;
step 2, butting the auxiliary drill rod with the drill bit;
step 3, enabling the auxiliary drill rod with the drill bit to pass through the orifice supporting platform, and restraining the position of the drill rod through an automatic hoop of the orifice supporting platform;
step 4, starting the power head and starting drilling operation;
step 5, after the auxiliary drill rod descends to the limit position, the power head is turned off, the auxiliary drill rod is separated from the auxiliary power head, the auxiliary drill rod is towed by a cushion fork, and the cushion fork is arranged above the orifice supporting platform;
step 6, rotating the mast and dislocating the auxiliary power head and the auxiliary drill rod;
step 7, continuing to rotate the mast, centering the main drill rod and the auxiliary drill rod and realizing butt joint;
step 8, starting a main power head and continuing drilling operation;
in the steps 6 and 7, the mast rotates and drives the orifice sliding platform to synchronously rotate, at the moment, the orifice supporting platform is directly and rigidly connected with the walking chassis, and the orifice supporting platform slides relatively on the orifice sliding platform through the roller at the bottom of the orifice supporting platform, so that the orifice supporting platform, the auxiliary drill rod and the drill bit are kept unchanged in position.
This replacement structure adopts above-mentioned design, thereby replaces traditional drill way device through setting up drill way supporting platform and drill way sliding platform in mast bottom and walking chassis department for the drilling rod is realized continuing to connect with the mode that whole group drilling rod was continuous to connect like this, and then has improved the efficiency that the drilling rod was continuous to connect the operation, provides convenience for the ultradeep pore-forming operation.
Claims (3)
1. A drilling machine based on a double-power-head drilling tool continuous connection structure for ultra-deep operation comprises a rotary platform, a traveling chassis and a mast, wherein the mast is arranged on the rotary platform and rotates along with the rotary platform when the rotary platform horizontally rotates; the method is characterized in that: the device also comprises an orifice supporting platform, an orifice sliding platform and a double-arm crown block; the drill way support platform is rigidly connected with the walking chassis, the drill way sliding platform is arranged at the bottom of the mast and positioned below the drill way support platform, the drill way support platform is provided with rollers, the rollers are arranged on the drill way sliding platform, when the mast horizontally rotates, the drill way sliding platform horizontally rotates along with the mast, and at the moment, the position of the drill way support platform is fixed by the rolling of the rollers and the friction between the drill way support platform and the drill way sliding platform is avoided; the double-arm crown block is arranged at the top of the mast and is provided with two suspension arms, one suspension arm is responsible for suspending the main power head and the main drill rod, the other suspension arm is responsible for suspending the auxiliary power head and the auxiliary drill rod, and the orifice supporting platform is used for restraining the position of the drill rod and providing support for the drill rod when the drill rod is separated from the power head.
2. The drilling machine based on the double-power-head drilling tool splicing structure for ultra-deep operation according to claim 1, wherein the drilling machine is characterized in that: the orifice supporting platform and the orifice sliding platform jointly form an orifice device, the orifice supporting platform is in a horizontal frame shape, the middle part of the orifice supporting platform is provided with an automatic hoop, the bottom of the orifice supporting platform is provided with rollers, and the whole orifice supporting platform is placed on the orifice sliding platform through the rollers at the bottom of the orifice supporting platform and is hinged and fixed with the lower chassis; the orifice sliding platform is also in a horizontal frame structure, the middle of the orifice sliding platform is hollow and is used for accommodating a drilling tool, and horizontal rails are arranged in front of and behind the hollow part and are used for allowing rollers at the bottom of the orifice supporting platform to walk.
3. The method for using the drilling machine based on the double-power-head drilling tool splicing structure for ultra-deep operation, which is characterized in that: comprising
Step 1, a main drill rod and an auxiliary drill rod are respectively connected below a main power head and an auxiliary power head, and the main power head and the auxiliary power head are suspended by a double-arm overhead crane;
step 2, butting the auxiliary drill rod with the drill bit;
step 3, enabling the auxiliary drill rod with the drill bit to pass through the orifice supporting platform, and restraining the position of the drill rod through an automatic hoop of the orifice supporting platform;
step 4, starting the power head and starting drilling operation;
step 5, after the auxiliary drill rod descends to the limit position, the power head is turned off, the auxiliary drill rod is separated from the auxiliary power head, the auxiliary drill rod is towed by a cushion fork, and the cushion fork is arranged above the orifice supporting platform;
step 6, rotating the mast and dislocating the auxiliary power head and the auxiliary drill rod;
step 7, continuing to rotate the mast, centering the main drill rod and the auxiliary drill rod and realizing butt joint;
step 8, starting a main power head and continuing drilling operation;
in the steps 6 and 7, the mast rotates and drives the orifice sliding platform to synchronously rotate, at the moment, the orifice supporting platform is directly and rigidly connected with the walking chassis, and the orifice supporting platform slides relatively on the orifice sliding platform through the roller at the bottom of the orifice supporting platform, so that the orifice supporting platform, the auxiliary drill rod and the drill bit are kept unchanged in position.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910145458.9A CN109723397B (en) | 2019-02-27 | 2019-02-27 | Double-power-head drilling tool continuous connection structure for ultra-deep operation and drilling machine |
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| CN201910145458.9A CN109723397B (en) | 2019-02-27 | 2019-02-27 | Double-power-head drilling tool continuous connection structure for ultra-deep operation and drilling machine |
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| CN109723397A CN109723397A (en) | 2019-05-07 |
| CN109723397B true CN109723397B (en) | 2023-10-20 |
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| CN110273413A (en) * | 2019-06-12 | 2019-09-24 | 宁波中淳高科股份有限公司 | A kind of efficient construction method of prefabricated pile |
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