CN2913581Y - Dynamic clamp actuating device - Google Patents
Dynamic clamp actuating device Download PDFInfo
- Publication number
- CN2913581Y CN2913581Y CNU200520147411XU CN200520147411U CN2913581Y CN 2913581 Y CN2913581 Y CN 2913581Y CN U200520147411X U CNU200520147411X U CN U200520147411XU CN 200520147411 U CN200520147411 U CN 200520147411U CN 2913581 Y CN2913581 Y CN 2913581Y
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- China
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- roller
- jackshaft
- transmission mechanism
- clamper body
- mechanical transmission
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Abstract
The utility model belongs to the technical field of dynamic clamp used as rig tool for oil-well drilling or well workover, specifically a dynamic clamp driving device. The dynamic clamp driving device comprises a driving means installed on a left main clamp body and a driving means installed on a right main clamp body. The driving means includes a power supply using hydraulic motor or electric engine, a mechanical transmission mechanism using gear transmission mode and coupled with the power supply, and a pair of roller wheels that are installed respectively at the sites of clamp jaws of the left and right main clamp bodies and are driven by the mechanical transmission mechanism to rotate. Based on the small torque characteristic of dynamic clamps, the utility model realizes the rotary lock of adapter of the drilling tool or pipe fitting by using the friction transmission between the roller wheel and adapter of the drilling tool or pipe fitting while ensuing the fastening of the roller wheel to the adapter of the drilling tool or pipe fitting, and solves the problem of unlock failure due to the distortion of adapter of the drilling tool or pipe fitting. Additionally, the dynamic clamp driving device has the advantages of simple structure, small size, light weight and convenient operation and maintenance.
Description
Technical field
The utility model relates to oil drilling or workover treatment rig tool Power Tong technology, particularly a kind of Power Tong drive unit.
Background technology
Oil-well rig, workover rig round trip comprise that mainly weights such as hanging drilling rod, drill collar, sleeve pipe, oil pipe and sucker rod is up and down under rig floor and the lower going-into-well, to carry out the screw thread spinner of drilling tool such as drilling rod, sleeve pipe, oil pipe, sucker rod or pipe fitting joint according to the different work content and go up, shackle (claim again tight, release) operation, thereby carry out screw thread precession or back-out between drilling tool or pipe fitting joint.Power Tong is exactly that drilling tool or pipe fitting joint are carried out spinner and rig tool last, the shackle operation, Power Tong is made up of main pincers and back-up tong, back-up tong clamps transfixion after drilling tool or the pipe fitting lower contact during work, main pincers relative lower contact when clamping top connection carrying out spinner and on, the shackle operation.The Power Tong drive unit also refers to Power Tong spinner drive unit, in the known technology, the Power Tong drive unit is power with the hydraulic motor, be passed to binding clip U type gear wheel by planet circular system, main pincers binding clip is two palate plate inner camber and climbing roller formula clamping bodies, U type gear wheel rotates and drives pincers tooth clamping drilling tool or pipe fitting joint and rotation, realizes the spinner and last, the shackle of drilling tool or pipe fitting joint by the frictional force transferring power between pincers tooth and drilling tool or the pipe fitting joint.Above-mentioned Power Tong drive unit be used for simultaneously spinner and, shackle operation, but because spinner is different with last, shackle operation operating mode, spinner needs moment of torsion little, upward, shackle needs moment of torsion big, cross ambassador's drilling tool or pipe fitting joint distortion causing thread gluing because of main pincers pincers tooth chucking power when therefore easily causing spinner, and complex structure, volume are big, Heavy Weight, and particularly transmission mechanism is more numerous and diverse, and maintenance load is big.
Summary of the invention
The purpose of this utility model provides a kind of Power Tong drive unit, and its transmission of power is reliable and simple in structure, volume is little, in light weight, easy to operate.
Technical solutions of the utility model are: a kind of Power Tong drive unit, constitute by the driving mechanism that is installed in respectively on left main clamper body, the right main clamper body, described two driving mechanisms that are installed in respectively on left main clamper body, the right main clamper body comprise power source, mechanical transmission mechanism and lay respectively at the pair roller by mechanical transmission mechanism driving rotation at left main clamper body, right main clamper body binding clip jaw position that power source connects with mechanical transmission mechanism.
Described power source adopts hydraulic motor or air motor and axis normal to install in left main clamper body, right main clamper body, mechanical transmission mechanism by be installed in respectively on jackshaft I, jackshaft II, the roller shaft three roller gears successively engaged transmission constitute, the output shaft of hydraulic motor or air motor connects with jackshaft I by spline housing, and described roller is installed on the roller shaft.
Described power source adopts hydraulic motor or air motor and axis normal to install in left main clamper body, right main clamper body, mechanical transmission mechanism is made of the chain drive or the band transmission that are connected between jackshaft, the roller shaft, the output shaft of hydraulic motor or air motor connects with jackshaft by spline housing, and described roller is installed on the roller shaft.
Described power source adopts the motor that is connected with reducer, mechanical transmission mechanism by be installed in respectively on jackshaft I, jackshaft II, the roller shaft three roller gears successively engaged transmission constitute, reducer output shaft connects with jackshaft I, and described roller is installed in roller shaft.
Described power source adopts the motor that is connected with reducer, and mechanical transmission mechanism is made of the chain drive or the band transmission that are connected between jackshaft, the roller shaft, and reducer output shaft connects with jackshaft, and described roller is installed in roller shaft.
Described roller surface has the herringbone profile of tooth.
The utility model is the little characteristics of moment of torsion during at the Power Tong spinner, adopt the roller rotation of the mechanical transmission mechanism drive installation of hydraulic pressure or type of belt drive such as air motor or motor-driven gear transmission at the Power Tong jaw, when clamping, pair of rollers drilling tool or pipe fitting joint utilize the frictional drive realization drilling tool between roller and drilling tool or the pipe fitting joint or the form of structure of pipe fitting joint spinner, solved the distortion of prior art drilling tool or pipe fitting joint and caused the problem of thread gluing, and simple in structure, volume is little, in light weight, operating maintenance convenient.
Description of drawings
Fig. 1 is the utility model embodiment one～five structural representation
Fig. 2 is that embodiment one adopts hydraulic pressure or air motor driven wheel drive mechanism schematic diagram, for Fig. 1 along the A-A cross-sectional view
Fig. 3 is that embodiment two adopts hydraulic pressure or air motor drive chain drive mechanism schematic diagrames, for Fig. 1 along the A-A cross-sectional view
Fig. 4 is that embodiment three adopts hydraulic pressure or air motor rotating band drive mechanism schematic diagrames, for Fig. 1 along the A-A cross-sectional view
Fig. 5 is the structural representation that embodiment four adopts the motor-driven gear transmissions, for Fig. 1 along the A-A cross-sectional view
The specific embodiment
Embodiment one:
As shown in Figure 1, 2, the Power Tong drive unit is made of the driving mechanism that is installed in respectively on left main clamper body 1, the right main clamper body 2 of paired effect, driving mechanism comprises power source, mechanical transmission mechanism, lays respectively at left main clamper body 1, right main clamper body 2 binding clip jaw positions drive the paired roller 4,5 of rotation by mechanical transmission mechanism.Fig. 2 only analyses and observe the roller drives structure one of in the roller paired on the left main clamper body 14, another roller drives structure of paired roller 4 is identical with the former, power source is driven into right roller 4 simultaneously, and the driving mechanism of the driving mechanism of roller 5 and roller 4 is identical.Power source adopts hydraulic pressure or air motor 3 and installs perpendicular to left main clamper body 1, right main clamper body 2, mechanical transmission mechanism by be installed in respectively on jackshaft 6, jackshaft 7, the roller shaft 8 roller gear 9,10,11 successively engaged transmission constitute, the output shaft of hydraulic pressure or air motor 3 connects with jackshaft 6 by spline housing 12, and there is the herringbone profile of tooth on roller 4,5 surfaces.
During work, roller 4, roller 5 is after clamping drilling tool or pipe fitting joint 25 under the effect of Power Tong clamp mechanism, starting is installed in left main clamper body 1 respectively, two hydraulic pressure on the right main clamper body 2 or air motor 3 synchronous workings, drive the mechanical transmission mechanism that connects respectively, mechanical transmission mechanism drives the roller 4 that is installed in the paired effect on the four rolling axle 8 respectively, roller 5 rotations, by roller 4, the frictional force transferring power that roller 5 and drilling tool or pipe fitting joint are 25 realizes the spinner of drilling tool or pipe fitting joint 25, roller 4, the herringbone profile of tooth on 5 surfaces has the advantage of offsetting the axial force that roller bears.
Embodiment two: as shown in Figure 3, with embodiment one different being, mechanical transmission mechanism adopts chain drive 13 structures that are connected between jackshaft 6, the roller shaft 8.
Embodiment three: as shown in Figure 4, with embodiment one different being, mechanical transmission mechanism adopts band transmission 14 structures that are connected between jackshaft 6, the roller shaft 8.
Embodiment four: as shown in Figure 5, with embodiment one different being, power source adopts the motor 24 that is connected with reducer, and reducer output shaft connects with jackshaft 6.
Embodiment five: adopt the motor 24 that is connected with reducer with embodiment two, the three different power sources that are, reducer output shaft connects with jackshaft 6.Just mechanical transmission mechanism is same adopts the chain drive 13 that is connected between jackshaft 6, the roller shaft 8 or is with transmission 14 structures.Because with above-mentioned embodiment is the various combination of power source, mechanical transmission mechanism, has omitted structural representation at this.
Claims (6)
1, a kind of Power Tong drive unit, constitute by the driving mechanism that is installed in respectively on left main clamper body (1), the right main clamper body (2), it is characterized in that: described two driving mechanisms that are installed in respectively on left main clamper body (1), the right main clamper body (2) comprise power source, mechanical transmission mechanism and lay respectively at a pair roller (4), (5) by mechanical transmission mechanism driving rotation at left main clamper body (1), right main clamper body (2) binding clip jaw position that power source connects with mechanical transmission mechanism.
2, Power Tong drive unit according to claim 1, it is characterized in that: described power source adopts hydraulic motor or air motor (3) and axis normal to install in left main clamper body (1), right main clamper body (2), mechanical transmission mechanism by be installed in respectively roller gear (9) on jackshaft (6), jackshaft (7), the roller shaft (8), (10), (11) successively engaged transmission constitute, the output shaft of hydraulic motor or air motor (3) connects with jackshaft (6) by spline housing (12), and described roller (4), (5) are installed in respectively on the roller shaft (8).
3, Power Tong drive unit according to claim 1, it is characterized in that: described power source adopts hydraulic motor or air motor (3) and axis normal to install in left main clamper body (1), right main clamper body (2), mechanical transmission mechanism is made of the chain drive (13) or the band transmission (14) that are connected between jackshaft (6), the roller shaft (8), the output shaft of hydraulic motor or air motor (3) connects with jackshaft (6) by spline housing (12), and described roller (4), (5) are installed in respectively on the roller shaft (8).
4, Power Tong drive unit according to claim 1, it is characterized in that: described power source adopts the motor (24) that is connected with reducer, mechanical transmission mechanism by be installed in respectively roller gear (9) on jackshaft (6), jackshaft (7), the roller shaft (8), (10), (11) successively engaged transmission constitute, reducer output shaft connects with jackshaft (6), and described roller (4), (5) are installed in respectively on the roller shaft (8).
5, Power Tong drive unit according to claim 1, it is characterized in that: described power source adopts the motor (24) that is connected with reducer, mechanical transmission mechanism is made of the chain drive (13) or the band transmission (14) that are connected between jackshaft (6), the roller shaft (8), reducer output shaft connects with jackshaft (6), and described roller (4), (5) are installed in respectively on the roller shaft (8).
6, as Power Tong drive unit as described in any one of the claim 1 to 5, it is characterized in that: there is the herringbone profile of tooth on described roller (4), (5) surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200520147411XU CN2913581Y (en) | 2005-12-30 | 2005-12-30 | Dynamic clamp actuating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200520147411XU CN2913581Y (en) | 2005-12-30 | 2005-12-30 | Dynamic clamp actuating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2913581Y true CN2913581Y (en) | 2007-06-20 |
Family
ID=38168180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200520147411XU Expired - Fee Related CN2913581Y (en) | 2005-12-30 | 2005-12-30 | Dynamic clamp actuating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2913581Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101970791A (en) * | 2008-01-24 | 2011-02-09 | M·W.·霍拉迪 | Sucker rod coupling extractor |
| WO2017124634A1 (en) * | 2016-01-21 | 2017-07-27 | 赤峰市浩峰钻机有限责任公司 | Roller holder |
-
2005
- 2005-12-30 CN CNU200520147411XU patent/CN2913581Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101970791A (en) * | 2008-01-24 | 2011-02-09 | M·W.·霍拉迪 | Sucker rod coupling extractor |
| CN101970791B (en) * | 2008-01-24 | 2014-04-16 | M·W.·霍拉迪 | Sucker rod coupling extractor |
| WO2017124634A1 (en) * | 2016-01-21 | 2017-07-27 | 赤峰市浩峰钻机有限责任公司 | Roller holder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070620 Termination date: 20101230 |