CN202031503U - Lifting device for making-up and breaking-out of freezing drill rig - Google Patents
Lifting device for making-up and breaking-out of freezing drill rig Download PDFInfo
- Publication number
- CN202031503U CN202031503U CN2011201141051U CN201120114105U CN202031503U CN 202031503 U CN202031503 U CN 202031503U CN 2011201141051 U CN2011201141051 U CN 2011201141051U CN 201120114105 U CN201120114105 U CN 201120114105U CN 202031503 U CN202031503 U CN 202031503U
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- China
- Prior art keywords
- elevator
- drill pipe
- breaking
- clamp holder
- shackle
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- Expired - Fee Related
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Abstract
The utility model belongs to the field of drilling equipment and specifically relates to a lifting device for making-up and breaking-out of a freezing drill rig. The lifting device comprises a top-driven reduction gearbox, a drill pipe and a drill pipe elevator, wherein a breaking-out support in a box body structure is arranged below the top-driven reduction gearbox, a drill pipe clamp holder is arranged at the lower end of the breaking-out support and a spring cushioning device is arranged at the lower part of the drill pipe clamp holder; and an elevator seat which can rotate horizontally is arranged below a box body of the drill pipe clamp holder, hanging hooks are arranged on two sides of the elevator seat, lifting rings are hung on the hanging hooks, the drill pipe elevator is suspended on the lifting rings, an opening is arranged on the side surface of the elevator and the elevator can rotate along with the elevator seat. The breaking-out support is in the box body structure and fixed with a top-driven reduction gearbox body through a bolt, and the opening does not need to be formed on the side surface of the clamp holder, so that the whole structure is firm, is not easy to deform and can bear greater torque. The spring cushioning device is mounted below the box body of the clamp holder, so that the clamp holder can move up and down a certain distance, therefore, a screw thread of the drill pipe is protected during making up and breaking out and the abrasion of a drilling tool is reduced.
Description
[technical field]
The utility model belongs to the drilling equipment field, is specifically related to a kind ofly freeze on the rig shackle and carry leading-in device.
[background technology]
External geological drilling rig and oil-well rig adopt top drive more, the non-activity duration weak point that creeps into, and the efficient height, drilling failure is few, handles the very capable of drilling failure, has solved the last shackle problem of drilling rod.Rig is carried in the brill process, can frequently carry out connecing of drilling rod and change and dismantle, because class exploratory drilling rig complex structure is driven on the top, therefore drilling rod resettlement and very inconvenience of dismounting press for and a kind ofly can carry out connecing of drilling rod fast and change and disassembly mechanism.Now existing utility model: shackle elevator device on the geology core top drive drilling, its elevator is at lateral opening, make things convenient for the drilling rod loading and unloading, elevator with carry the both sides of drawing terminal pad and be connected with sliding sleeve with piston rod, thisly go up shackle and carry leading-in device to can bear moment of torsion less than normal, require tool joint to have breach simultaneously, need oversize piston bar, sliding sleeve size, also require in the used tool joint jagged ability to satisfy and freeze the rig requirement.
[utility model content]
It is a kind of by analyzing the advantage and the deficiency of unloading buckle device on the existing geological drilling rig that technical problem to be solved in the utility model is to provide, in conjunction with the working condition requirement that freezes rig, provide a kind of and can bear, can satisfy the shackle of freezing on the rig of freezing the rig requirement and carry leading-in device than high pulling torque.
The technical solution of the utility model is: freeze on the rig shackle and carry leading-in device, comprise pushing up and drive reduction box, drilling rod and drill pipe elevator, the shackle support that the deceleration box below is provided with body structure is driven on described top, drill pipe clamp is equipped with in described shackle support lower end, and spring bumper is equipped with in described drill pipe clamp bottom; An elevator seat that can horizontally rotate is equipped with in the casing below of described drill pipe clamp, hook is equipped with on described elevator seat both sides, hang with suspension ring on the described hook, described drill pipe elevator hangs on the described suspension ring, and described elevator lateral opening also can be with described elevator seat rotation.
Further improvement as such scheme, described spring bumper comprises that one is arranged at the elevator seat installing plate of described clamper lower box, be arranged with at least two spring bases on the described elevator seat installing plate, be connected by spring between described clamper casing and the described elevator seat installing plate.
Principle of the present utility model is: because the elevator that adopts lateral opening and can rotate freely, make things convenient for drilling rod in floor mounted and lifting, when drilling rod rises to vertical direction fully, making the top drive reduction box under the described elevator guiding that can rotate freely transfers and makes the tool joint butt joint, the fixture block of drill pipe clamp clamps the drilling rod top connection, and the top is driven the reduction box main shaft and is rotated in the forward the upward button operation of finishing drilling rod.Under when unloading drilling rod, drill pipe clamp is clamped the drilling rod top connection and is prevented to rotate, in case drilling rod rotation in bottom gets loose, the shackle work that the reduction box main shaft reverses and finishes drilling rod is driven on the top, all the other steps then are the reverse process of last drilling rod.
Advantage of the present utility model is: the shackle support of this device is a body structure, drives deceleration box by bolt and top and fixes, and clamper need be at lateral opening, and overall structure is firmly not yielding, can bear than high pulling torque.Under the clamper casing spring is installed, makes clamper can move up and down a segment distance, protected the drilling rod screw thread to reduce the drilling tool wearing and tearing during last shackle; On unload the drilling tool elevator that connection can rotate freely under the buckle device, reach the guiding drilling rod simultaneously and enter and unload buckle device.
[description of drawings]
The utility model will be further described in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is a structural representation of the present utility model,
Fig. 2 is the utility model elevator seat vertical view.
Among the figure: 1. deceleration box is driven on the top; 2. shackle support; 3. protection joint; 4. clamper casing; 5. fixture block; 6. clamping oil cylinder; 7. spring; 8. elevator seat; 9. suspension ring; 10. drill pipe elevator; 11. drilling rod; 12. elevator seat installing plate.
[specific embodiment]
Referring to Fig. 1,2, freeze on the rig shackle and carry leading-in device, comprise that the top drives reduction box 1, drilling rod 11 and drill pipe elevator 10, the shackle support 2 that deceleration box 1 below is provided with body structure is driven on the top, and shackle support 2 drives deceleration box 1 by bolt and top and fixes.Drill pipe clamp is equipped with in shackle support 2 lower ends, and drill pipe clamp is made up of clamper casing 4, fixture block 5 and clamping oil cylinder 6.
Clamper casing below is provided with elevator seat installing plate 12, be arranged with at least two spring bases on the elevator seat installing plate 12, be connected by spring 7 between clamper 4 casings and the elevator seat installing plate 12, clamper casing 4 bottoms are supported with spring 7, and clamper can fluctuate in shackle support 2.
An elevator seat 8 that can horizontally rotate is equipped with in clamper casing 4 belows, in the elevator seat 8 self-aligning thrust roller bearing is housed, make elevator seat 8 shells can rotate freely and have certain aligning ability, there is hook structure on elevator seat 8 shell both sides, can mention elevator 10 by suspension ring 9, suspension ring 9 and elevator 10 can rotate together along with elevator seat 8 shells, regulate elevator 10 open side directions, conveniently assemble and disassemble drilling rod 11.
When going up drilling rod in the work, block tool joint with elevator 10 and promote, when drilling rod 11 was mentioned fully, deceleration was driven on the top, and 1 transfers and makes tool joint dock and make on the reduction box main axis rotation to detain.When the drilling rod shackle, 6 work of clamping oil cylinder, clamper will be clamped drilling rod earlier and prevent to rotate, in case drilling rod rotation in bottom gets loose, the shackle work that the reduction box main shaft reverses and finishes drilling rod is driven on the top, last when unloading drilling rod because the rotation of joint screw thread can make drilling rod produce a bit of displacement, if handle bad with regard to the wearing and tearing that cause the drilling rod screw thread easily and premature failure, these clamper casing 4 bottoms are equipped with spring bumper, can move the segment distance that fluctuates with drilling rod, solve the displacement problem of drilling rod when last shackle, reduced the abrasion deformation of drilling rod screw thread.
Although illustrated and described embodiment of the present utility model, for the ordinary skill in the art, be appreciated that under the situation that does not break away from principle of the present utility model and spirit and can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present utility model is limited by claims and equivalent thereof.
Claims (2)
1. freeze on the rig shackle and carry leading-in device, comprise pushing up and drive reduction box, drilling rod and drill pipe elevator, it is characterized in that: the shackle support that the deceleration box below is provided with body structure is driven on described top, and drill pipe clamp is equipped with in described shackle support lower end, and spring bumper is equipped with in described drill pipe clamp bottom; An elevator seat that can horizontally rotate is equipped with in the casing below of described drill pipe clamp, hook is equipped with on described elevator seat both sides, hang with suspension ring on the described hook, described drill pipe elevator hangs on the described suspension ring, and described elevator lateral opening also can be with described elevator seat rotation.
2. freeze on the rig shackle and carry leading-in device according to claim 1 is described, it is characterized in that: described spring bumper comprises that one is arranged at the elevator seat installing plate of described clamper lower box, be arranged with at least two spring bases on the described elevator seat installing plate, be connected by spring between described clamper casing and the described elevator seat installing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201141051U CN202031503U (en) | 2011-04-18 | 2011-04-18 | Lifting device for making-up and breaking-out of freezing drill rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201141051U CN202031503U (en) | 2011-04-18 | 2011-04-18 | Lifting device for making-up and breaking-out of freezing drill rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202031503U true CN202031503U (en) | 2011-11-09 |
Family
ID=44893805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201141051U Expired - Fee Related CN202031503U (en) | 2011-04-18 | 2011-04-18 | Lifting device for making-up and breaking-out of freezing drill rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202031503U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102418483A (en) * | 2011-12-31 | 2012-04-18 | 中国地质大学（北京） | Ratchet type combined lifter |
| CN111827911A (en) * | 2020-07-23 | 2020-10-27 | 北京探矿工程研究所 | Submarine drilling rig rope coring power head, structure and control method thereof |
-
2011
- 2011-04-18 CN CN2011201141051U patent/CN202031503U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102418483A (en) * | 2011-12-31 | 2012-04-18 | 中国地质大学（北京） | Ratchet type combined lifter |
| CN111827911A (en) * | 2020-07-23 | 2020-10-27 | 北京探矿工程研究所 | Submarine drilling rig rope coring power head, structure and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111109 Termination date: 20150418 |
|
| EXPY | Termination of patent right or utility model |