CN2656607Y - Multifunction full automatic drill rod pneumatic clamping apparatus - Google Patents
Multifunction full automatic drill rod pneumatic clamping apparatus Download PDFInfo
- Publication number
- CN2656607Y CN2656607Y CN 200320100403 CN200320100403U CN2656607Y CN 2656607 Y CN2656607 Y CN 2656607Y CN 200320100403 CN200320100403 CN 200320100403 CN 200320100403 U CN200320100403 U CN 200320100403U CN 2656607 Y CN2656607 Y CN 2656607Y
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- China
- Prior art keywords
- slip
- slips
- supporting disk
- power cylinder
- mud
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- Expired - Fee Related
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Abstract
A multifunction fully automatic drill rod pneumatic clip mainly comprises a slip 2, a power cylinder 3, a distribution pin roll 7, a mud scraping pallet 8 and a mud scraping disk 9; two slip bowls 1 are connected to be an integrality by the distribution pin roll 7; the slip 2 and 1 contact and can have relative slip through arc taper faces with identical dimension; the power cylinder 3 is arranged in the slip bowl 1 with the piston rod connected with a guide bar 5 and fixed on a shoe plate 4; the slip 2 is joined with a connecting rod 6 and connected with the shoe plate 4; the mud scraping pallet 8 is connected with the shoe plate 4 with the mud scraping disk 9 positioned between to be an integral lifting structure; the power end operation is completed by one drill man with fully automatic lift action of the slip. The utility model has double functions of bolt clamping and mud scraping and advantages of convenient loading and discharging, simple operation, safety and high efficiency and superior performance.
Description
Relate to the field
The utility model relates to a kind of bank head machinery power tool that oil (or geology) drilling well removes drilling rod, drill collar and transfers the sleeve pipe operation, particularly has the multi-functional full-automatic drilling rod air operated slips of scraping mud and holding the roofbolt dual-use function.
Background technology
When having oil (or geology) drilling well round trip now, mostly adopt two elevator operations or single elevator to add portable slips operating type, all exist labor strength big, inefficiency, problems such as poor safety performance.Particularly two elevator operating types cause problems such as Important Project that single-suspender rig down causes and personal injury easily, though and portable drill pipe slip can be increased work efficiency a little, but own wt is bigger, generally more than the 60-80 kilogram, labor strength is big, will be equipped with many people in shifts on the rig floor, labour intensity is big especially.
At above problem, Chinese patent: 91229687.9 " the moving slips of a kind of oil drilling construction usefulness gas (liquid) " provide a kind of and can hold drilling rod, sleeve pipe suspending weight and can transmit rotating disk dynamic torque and bearing elevator, have the multi-functional slips of erection device, owing to its working depth reasons such as to exceed that the rig floor face is more, the external power cylinder takes up space big and the motion consumable accessory is more can't be promoted at the scene on a large scale.Chinese patent and for example: 92242347.4 " semi-automatic drill string slips " adopt a kind of lifting plunger spring system of particular design and slips awl seat that two do not link, the suspension apparatus of Three Degree Of Freedom, can realize full well section elevator and slips supporting remove the drill string operation, and overcome introduction state external slips complete sets of Techniques difficulty, install and use problems such as inconvenience, this Caralier is with plunger spring and operating personnel's the lifting that external force and body weight realize the slips body that applies, working depth is higher, and exist automaticity low equally, labor strength is big, inefficiency, problems such as poor safety performance.Other has Chinese patent: 02212500.0 " power slip " provides a kind of drill string slips that utilizes the external cylinder for power, cylinder is fixed on above the big quadrel, the tracheae line is suspended on the outside, the real work of slips body is highly high, is unfavorable for wellhead equipment and personnel's operation, and two cylinders adopt independent gas circuit, need two-way totally four turnover tracheae lines connection, the gas circuit pipeline is more, loading and unloading trouble not only, and be placed in and be easy on the rig floor face damage.Similar pneumatic drilling rod power slip is abroad also arranged, and working depth is all more than 600mm, and suitable difficulty when well head carries out hydraulic tongs dismounting drilling rod button and puts operation such as blowout prevention box is not suitable for China's national situation and uses.In addition, more than several automatic or semi-automatic slips do not possess drilling rod and scrape the mud function, all need manually to scrape mud during trip-out or join special drill pipe wiper in addition.
Technology contents
The purpose of this utility model is to provide a kind of compact conformation, easy to install, automaticity is high, labour intensity is low, security performance is high full built-in dynamical cylinder, two cylinder list gas circuit air feed, has the multi-functional full-automatic drilling rod air operated slips that holds roofbolt and scrape the mud dual-use function concurrently.
The purpose of this utility model is achieved in that and comprises slip spider 1, slips body 2, power cylinder 3, supporting disk 4, guide peg 5, connecting rod 6, distribution bearing pin 7, scrape mud pallet 8, mud scraping disc 9, centering ring 10, two slip spiders 1 connect in aggregates by the pin that bumps fast of the distribution bearing pin 7 and the other end, slips body 2 outsides contact with slip spider 1 medial surface, power cylinder 3 is installed in slip spider 1 inside, its subsidiary integrated form gas channels 11 comes together in distribution bearing pin 7, the piston rod of power cylinder 3 is connected with guide peg 5 and is fixed on the supporting disk 4, slips body 2 links connecting rods 6 and is connected with supporting disk 4, scrape mud pallet 8 and be connected with supporting disk 4 and mud scraping disc 9 is installed betwixt, centering ring 10 is installed in the bottom of slip spider 1.
The utility model also adopts following technology contents:
The circular arc conical surface of side contacts is provided with the staged step in slips body 2 outsides and the slip spider 1.
Be distributed with the integrated form gas channels 11 that is communicated with two power cylinders 3 respectively in the slip spider 1 and come together in the distribution bearing pin 7, distribution bearing pin 7 connects two slip spiders 1 simultaneously.
Install on the supporting disk 4 be easy to dismantle scrape mud pallet 8, mud scraping disc 9 places to be scraped in the cavity that mud pallet 8 and supporting disk (4) form.
The utlity model has following advantage: complete built-in cylinder and gas circuit structure greatly reduce the working depth of slips, and work plane is basic concordant with the rig floor face when making its chucking drilling rod; The stepped construction of slip spider inner conical surface has further reduced the working depth of putting forward on the slips body after unclamping, and fully scatters and expand into drill pipe coupling smoothly by providing safeguard; Unique distribution pin shaft structure design has been played simultaneously to connect and has been shipped and resell on another market and the purpose that is connected two slip spider gas circuits, has realized two cylinder list gas circuit air feed, has reduced the gas circuit pipeline on the rig floor; That sets up easy mounting or dismounting on supporting disk scrapes mud pallet and built-in mud scraping disc, the dual-use function of having realized simultaneously scraping mud He having held drilling rod; All slips operations take into account by driller one people to be finished, and well head can be accomplished unattended duty, has really accomplished full-automation, and efficient mechanization has improved security performance when reducing labour intensity, improved operating efficiency greatly.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is distribution bearing pin 7 structural representations;
Fig. 3 be set up scrape mud pallet 8 and mud scraping disc 9 structural representations;
Fig. 4 is the structural representation of integrated form gas channels 11.
Concrete enforcement
As shown in Figure 1, middle roofbolt is drilling rod or drill collar, and the slips gripping orientation is transferred for roofbolt in the left side, and the right side is to carry the slips releasing orientation on the roofbolt.The utility model mainly by slip spider 1, slips body 2, power cylinder 3, supporting disk 4, guide peg 5, connecting rod 6, distribution bearing pin 7, scrape mud pallet 8, mud scraping disc 9, centering ring 10 etc. and form.With the trip-out operation is that its course of work of example is described as follows:
When slips is started working, before promoting drill string, from the air inlet of elder generation of cylinder bottom portion, piston stroking upward, piston rod promote supporting disk 4 by guide peg 5 and rise driller's operational power cylinder 3 by distribution bearing pin 7, it is up along slip spider 1 conical surface that supporting disk 4 pulling connecting rods 6 drive slips body 2, the round opening diameter of four slips body 2 formation increases to maximum gradually, gets out of the way the drill string passage, and drill string is up, mud scraping disc 9 is started working simultaneously, and the mud that drilling rod adheres to is scraped into well head; Otherwise, block drilling rod then by distribution bearing pin 7 from power cylinder 3 top air inlets, descent of piston, descend through guide peg 5 pulling supporting disks 4, it is descending along slip spider 1 conical surface that supporting disk 4 drives slips body 2 by connecting rod 6, the round opening diameter of four slips body 2 formation reduces gradually, till obvolvent chucking drilling rod.The effect of centering ring 10 is when drill string deflection well head, avoids directly wear and tear slip spider 1 or avoid collide with pincers tooth on the slips body 2 of drill pipe coupling of drill string.
Basic identical when the slips course of work and trip-out operation during tripping operation, also be to carry drill string on earlier to unclamp slips and transfer drill string after then and shrink the chucking drilling rod by slips again, but before the operation can be easy to dismantle scrape mud pallet 8 and mud scraping disc 9 is pulled down in advance.
The utility model is applicable to the rig brill dish of any kinds such as 520,275,375, can be used for holding serial roofbolt and tubing strings such as drilling rod, drill collar, sleeve pipe, slips body (2) can be selected 4 or 6 for use, scrapes mud pallet (8) and mud scraping disc (9) can be used as alternate means in different occasions.In addition, the power source in the power cylinder (3) also can adopt hydraulic power source except can taking the compressed air on the rig floor, and all pipe passage all can pass through hydraulic pressure wet goods medium.
Claims (6)
1. multi-functional full-automatic drilling rod air operated slips, comprise slip spider (1), slips body (2), power cylinder (3), supporting disk (4), guide peg (5), connecting rod (6), distribution bearing pin (7), scrape mud pallet (8), mud scraping disc (9), centering ring (10), it is characterized in that: two slip spiders (1) connect in aggregates by the pin that bumps fast of the distribution bearing pin (7) and the other end, slips body (2) outside contacts with slip spider (1) medial surface, power cylinder (3) is installed in slip spider (1) inside, its subsidiary integrated form gas channels (11) comes together in distribution bearing pin (7), the piston rod of power cylinder (3) is connected with guide peg (5) and is fixed on the supporting disk (4), slips body (2) links connecting rod (6) and is connected with supporting disk (4), scrape mud pallet (8) and be connected with supporting disk (4) and mud scraping disc (9) is installed betwixt, centering ring (10) is installed in the bottom of slip spider (1).
2. multi-functional full-automatic drilling rod air operated slips according to claim 1, it is characterized in that: power cylinder (3) and integrated gas channels (11) all are located at slip spider (1) inside, and the piston rod of power cylinder (3) is connected with supporting disk (4) and slips body (2) by guide peg (5).
3. multi-functional full-automatic drilling rod air operated slips according to claim 1 is characterized in that: slips body (2) outside is provided with the staged step with the circular arc conical surface of the interior side contacts of slip spider (1).
4. multi-functional full-automatic drilling rod air operated slips according to claim 1, it is characterized in that: be distributed with the integrated form gas channels (11) that is communicated with two power cylinders (3) respectively in the slip spider (1) and come together in the distribution bearing pin (7), distribution bearing pin (7) connects two slip spiders (1) simultaneously.
5. multi-functional full-automatic drilling rod air operated slips according to claim 1 is characterized in that: supporting disk (4) is gone up to install and is scraped mud pallet (8), and mud scraping disc (9) places in the cavity of scraping mud pallet (8) and supporting disk (4) formation.
6, according to the described multi-functional full-automatic drilling rod air operated slips of claim 1, it is characterized in that: the power source in the power cylinder (3) also can adopt hydraulic power source except that taking the compressed air.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320100403 CN2656607Y (en) | 2003-10-13 | 2003-10-13 | Multifunction full automatic drill rod pneumatic clamping apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320100403 CN2656607Y (en) | 2003-10-13 | 2003-10-13 | Multifunction full automatic drill rod pneumatic clamping apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2656607Y true CN2656607Y (en) | 2004-11-17 |
Family
ID=34339251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320100403 Expired - Fee Related CN2656607Y (en) | 2003-10-13 | 2003-10-13 | Multifunction full automatic drill rod pneumatic clamping apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2656607Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422021A (en) * | 2015-12-23 | 2016-03-23 | 西安秦森科技有限公司 | Translational broken-line-shaped guide rail hydraulic chuck |
| CN110469276A (en) * | 2019-08-15 | 2019-11-19 | 陈喜俊 | A kind of dead card pushed up on anti-pipe tool |
-
2003
- 2003-10-13 CN CN 200320100403 patent/CN2656607Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422021A (en) * | 2015-12-23 | 2016-03-23 | 西安秦森科技有限公司 | Translational broken-line-shaped guide rail hydraulic chuck |
| CN110469276A (en) * | 2019-08-15 | 2019-11-19 | 陈喜俊 | A kind of dead card pushed up on anti-pipe tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |