CN202249845U - Hydraulic push type pipe screwing machine for unscrewing drilling rods of drilling machine - Google Patents
Hydraulic push type pipe screwing machine for unscrewing drilling rods of drilling machine Download PDFInfo
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- CN202249845U CN202249845U CN2011204163264U CN201120416326U CN202249845U CN 202249845 U CN202249845 U CN 202249845U CN 2011204163264 U CN2011204163264 U CN 2011204163264U CN 201120416326 U CN201120416326 U CN 201120416326U CN 202249845 U CN202249845 U CN 202249845U
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Abstract
The utility model discloses a hydraulic push type pipe screwing machine for unscrewing drilling rods of a drilling machine. An oil motor and a push oil cylinder are arranged on a baseframe, wherein a sequence valve and an operating valve are arranged on an oil passage of the oil motor for controlling the oil motor and the push oil cylinder to coordinate and work; an output shaft of the oil motor is connected with a first gear shaft, and a first stage transmission gear is arranged on the first gear shaft; and a second gear shaft is arranged on the baseframe, a second stage transmission gear is arranged on the second gear shaft, and the second stage transmission gear is simultaneously meshed with the first stage transmission gear and a moving disc gear. The hydraulic push type pipe screwing machine disclosed by the utility model adopts a mechanical device to replace labor of construction staff so as to greatly reduce labor intensity of the construction staff, further improve the safety of the drilling rods and prevent safety accidents caused by reaction force during the unscrewing process; and generated push torque is large, and the hydraulic push type pipe screwing machine is suitable for situations that threaded connection between the two drilling rods is very tight due to greater impact torque, the drilling rods can not be separated by rotating and unscrewing threads in reverse directions through the drilling machine, and the drilling rods can only be separated by unscrewing with greater reverse impact.
Description
Technical field
The utility model relates to the matching used twisting machine of a kind of geological and mineral exploratory drilling rig, is special-purpose machinery---the ram pushing-type twisting machine of rig unloading drilling rod that the steady unloading of drilling rod that rig will connect when the operation of falling the bar is in twos come.
Background technology
In, the deep hole rock-core borer mainly be applicable in, deep hole drilling sampling; Also can be used for engineering geologic investigation, the hydrology, water well drilling creeps into; Between its upper and lower two drilling rods through being threaded; On an end of a drilling rod, the external screw thread post is set, on the other end, is equipped with internal thread hole, two drilling rods are connected through the external screw thread post of a drilling rod being cooperated in the internal thread hole that screws in another root drilling rod.Creep in the operation process at rig, many drilling rods that connect through threaded engagement drive rotation down and then driving drill bit foremost pierces in the rock at kelly, and core is stayed in the core pore of drill bit rear end; Rig is when the operation of the taking-up of falling bar core; One one drilling rod is opened by unloading; Take out successively, the connector of drill bit and core barrel is thus lifted to more than the ground in the hole gradually, and intensity, the maximum work of difficulty is at this moment come the unloading of an interconnective root drilling rod exactly.Because in drilling process; Rock has situation such as crushing rock formation and falling rocks in the hole, hole clipping occurs, under the effect of the impulsive torque that rig creeps into; Screw thread between two drilling rods can connect closely unusual, open screw thread through rig reverse rotation unloading and hardly maybe.So with the drill rod thread unloading open need be very big the reverse impact moment of torsion; In the prior art, normally the constructor uses sledgehammer hammering screw thread to shake pine for several times to be threaded, use then 2～4 meters pull the artificial unloading screw thread of fork, constructor's inefficiency, the core that drops easily when shaking loose screw thread is difficult for reaching the requirement of getting core; Labour intensity is big, and drilling operation personnel consecutive numbers hour is engaged in heavy unloading work and is felt exhausted; Pull the poor stability of the artificial unloading screw thread of fork, in unloading, pull the reaction force of fork and usually hurt sb.'s feelings, have certain potential safety hazard.
Summary of the invention
The utility model to rig in the prior art when the operation of falling the bar; Deficiencies such as usually constructor's manual work is pulled and unloaded that drilling rod labour intensity is big, the poor stability of unloading drilling rod, drilling efficiency are low, the core that drops easily provide the ram pushing-type twisting machine of the rig unloading drilling rod that a kind of mechanization degree is higher, moment of torsion is big.
The technical scheme of the utility model: the ram pushing-type twisting machine of rig unloading drilling rod comprises support; It is characterized in that: support is provided with oil motor, pipe bending cylinder, and fluid pressure line is provided with sequence valve, control valve with control oil motor and pipe bending cylinder co-ordination; The output shaft of oil motor is connected with first gear shaft, and first gear shaft is provided with the one-level travelling gear; Support is provided with second gear shaft, and second gear shaft is provided with the secondary travelling gear, secondary travelling gear while and one-level travelling gear and Moving plate gears engaged;
Support is provided with the fixed mount that has endoporus, and Moving plate gear sky is enclosed within on the fixed mount; Fixed mount is provided with the lower fork pad, has through hole in the middle of being semi-surrounding or surrounding the lower fork pad of shape entirely, supplies said drilling rod to pass, and the link position place that the opening of following fork can insert time drilling rod can not rotate it;
Moving plate is connected with the Moving plate gear, drives Moving plate when the Moving plate gear rotates and rotates; Moving plate is connected with last fork, and Moving plate can drive fork and rotate or move when rotating; The position of last fork is corresponding with the position of following fork, be semi-surrounding or surround full shape go up the fork pad in the middle of have through hole, supply said drilling rod to pass through, the link position place that the opening of last fork can insert drilling rod can not rotate it;
Pipe bending cylinder and ratchet are set on support, and pipe bending cylinder is connected on the high-pressure oil passage of sequence valve back, and it produces action by the fluid control of from sequence valve, flowing out; The piston rod of pipe bending cylinder is connected with the drive rod of ratchet, promotes drive rod when the piston rod of pipe bending cylinder outwards extends and travels forward, and drive rod promotes ratchet and rotates; Ratchet is connected with Moving plate.
Further characteristic is: between fixed mount and lower fork pad, be provided with quiet dish, the lower fork pad is connected with fixed mount through quiet dish.
The ram pushing-type twisting machine of the rig unloading drilling rod of the utility model with respect to prior art, has following characteristics:
1, utilize mechanical device to replace constructor's work; Reduce constructor's labour intensity significantly; The constructor is freed from heavy manual labor, and improved the safety of drilling rod, prevent the security incident that reaction force causes in the unloading process.
2, the pushing tow moment of torsion that produces is big; Be specially adapted between two drilling rods under the effect because of the impulsive torque of creeping at rig; Being threaded between two drilling rods is very tight; Can not unclamp the situation of having only the unloading of the bigger reverse impact ability of use to open through the reverse rotation unloading of rig screw thread own at all.
3, shackle mode mainly adopts pushing tow shackle impact endurance test shock little, reduces the core that takes place because of the shackle phenomenon that drops significantly.
4, increase substantially the rig efficiency of operation of falling the bar, satisfy the needs of construction.
5, simple in structure, reliable.
Description of drawings
Fig. 1 is the utility model twisting machine structural representation;
Fig. 2 is the vertical view of Fig. 1.
The specific embodiment
In Fig. 1,2; The ram pushing-type twisting machine of the utility model rig unloading drilling rod; Comprise support 1, support 1 is provided with oil motor 2, and the oil circuit of oil motor 2 is connected with the original hydraulic means of rig; The oil circuit of oil motor 2 is provided with sequence valve 3 and other necessary control valve and device or handle etc., drives oil motor 2 by the original hydraulic means of rig and produces action; The output shaft 4 of oil motor 2 is connected with first gear shaft 5, and first gear shaft 5 is provided with one-level travelling gear 6; First gear shaft 5 and one-level travelling gear 6 can be set to the form of shaft gear, the convenient making and installation; Support 1 is provided with second gear shaft, 7, the second gear shafts 7 and is provided with secondary travelling gear 8, and the secondary travelling gear meshes with one-level travelling gear 6 and Moving plate gear 9 simultaneously; One-level travelling gear 6 can drive Moving plate gear 9 through secondary travelling gear 8 and rotate.
Support 1 is provided with the fixed mount 11 that has endoporus 10, and Moving plate gear 9 skies are enclosed within on the fixed mount 11, and Moving plate gear 9 can not drive fixed mount 11 and rotate when rotating, and the through hole that endoporus 10 passes through as drilling rod is greater than the relative dimensions (diameter) of drilling rod.Fixed mount 11 is provided with lower fork pad 12, has through hole in the middle of being semi-surrounding or surrounding the lower fork pad 12 of shape entirely, and drilling rod is passed, and the opening of following fork 12 can insert the link position place (flat horizontal) of drilling rod, and drilling rod held tightly it can not be rotated.Among the figure, between fixed mount 11 and lower fork pad 12, be provided with quiet dish 13, lower fork pad 12 is connected with fixed mount 11 through quiet dish 13.Moving plate 14 is connected with Moving plate gear 9, and Moving plate gear 9 drives Moving plate 14 and rotates when rotating; Moving plate 14 is connected with last fork 15, and Moving plate 14 can drive fork 15 and rotate or action when rotating; The position of last fork 15 is corresponding with the position of following fork 12; Be semi-surrounding or surround full shape go up fork pad 15 in the middle of have through hole, can let drilling rod pass, cooperatively interact; The opening of last fork 15 can insert the link position place (flat horizontal among the figure) of drilling rod, and drilling rod held tightly it can not be rotated.
The course of work of the utility model; Rig is when the operation of falling the bar; The device of the utility model is placed on place, drilling well aperture, and lower fork pad 12 and last fork pad 15 are stuck in the link position place of upper and lower two drilling rods 30,31, and upper and lower two pipe becoming stucks tightly can not rotate; Through relevant control valve; Start oil motor 2 (hydraulic oil of oil motor 2 is from the gear oil pump on the rig); The one-level travelling gear 6 that the output shaft 4 of oil motor 2 drives on first gear shaft 5 when rotating rotates, and drives Moving plate gear 9 and rotates through one-level travelling gear 6, secondary travelling gear 8, and Moving plate gear 9 drives Moving plate 14 and rotates; Moving plate 14 drives goes up fork 15 actions (through the afterbody that post is stirred fork 15 that pulls out of Moving plate 14), and last drilling rod 30 just produces action with the same fork 15.
Have two kinds of results this moment, and 1, go up fork 15 and drive and go up drilling rod 30 rotations, and loosening with the spiral shell button of following drilling rod 31, rotation is thrown off after several weeks at last fully, and last drilling rod 30, following drilling rod 31 can be thrown off the completion shackle.2. drive and go up drilling rod 30 rotations though go up fork 15, because last drilling rod 30, pin and box sub spiral shell button is too tight between the drilling rod 31 down, fails to let female joint spiral shell button loosening; The rotation of last drilling rod 30 stops immediately, oil motor 2 sealings, and hydraulic oil pressure improves; When reaching the overflow valve that is enough to make sequence valve 3 and opening, hydraulic oil gets into the rodless cavity (near that end of control valve) of pipe bending cylinder 20, and the piston rod of pipe bending cylinder 20 stretches out; Promote ratchets 21 through drive rod 22 and rotate, be delivered to Moving plate 14 than high pulling torque, and the moment of torsion acting in conjunction that is delivered to Moving plate 14 through gear train with oil motor 2 sealing backs is on Moving plate 14 what pipe bending cylinder 20 produced; It is very big to make Moving plate 14 pass to the moment of torsion (impact force) of fork 15, and one or many impacts the back and just can drive drilling rod 30 and rotate, and and following drilling rod 31 between produce relative motion; Make pin and box sub spiral shell button loosening; Rotation is thrown off after several weeks at last fully, and last drilling rod 30, drilling rod 31 can be thrown off down, the completion shackle.
Claims (2)
1. the ram pushing-type twisting machine of rig unloading drilling rod comprises support (1); It is characterized in that: support (1) is provided with oil motor (2), and the oil circuit of oil motor (2) is provided with sequence valve (3) and control valve; The output shaft (4) of oil motor (2) is connected with first gear shaft (5), and first gear shaft (5) is provided with one-level travelling gear (6); Support (1) is provided with second gear shaft (7), and second gear shaft (7) is provided with secondary travelling gear (8), and secondary travelling gear (8) meshes with one-level travelling gear (6) and Moving plate gear (9) simultaneously;
Support (1) is provided with the fixed mount (11) that has endoporus (10), and Moving plate gear (9) sky is enclosed within on the fixed mount (11); Fixed mount (11) is provided with lower fork pad (12), has through hole in the middle of being semi-surrounding or surrounding the lower fork pad (12) of shape entirely, supplies said drilling rod to pass, and the link position place that the opening of following fork (12) can insert said drilling rod can not rotate it;
Moving plate (14) is connected with Moving plate gear (9), drives Moving plate (14) when Moving plate gear (9) rotates and rotates; Moving plate (14) is connected with last fork (15), and Moving plate (14) can drive fork (15) and rotate or move when rotating; The position of last fork (15) is corresponding with the position of following fork (12); Be semi-surrounding or surround full shape go up fork pad (15) in the middle of have through hole; Supply said drilling rod to pass through, the link position place that the opening of last fork (15) can insert said drilling rod can not rotate it;
Pipe bending cylinder (20) and ratchet (21) are set on support (1), and pipe bending cylinder (20) is connected on the high-pressure oil passage of sequence valve (3) back, and it produces action by the fluid control of from sequence valve (3), flowing out; The piston rod of pipe bending cylinder (20) is connected with the drive rod (22) of ratchet (21), promotes drive rod (22) when the piston rod of pipe bending cylinder (20) outwards extends and travels forward, and drive rod (22) promotes ratchet (21) and rotates; Ratchet (21) is connected with Moving plate (14).
2. according to the ram pushing-type twisting machine of the said a kind of rig unloading drilling rod of claim 1; It is characterized in that: between fixed mount (11) and lower fork pad (12), be provided with quiet dish (13), lower fork pad (12) is connected with fixed mount (11) through quiet dish (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204163264U CN202249845U (en) | 2011-10-27 | 2011-10-27 | Hydraulic push type pipe screwing machine for unscrewing drilling rods of drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204163264U CN202249845U (en) | 2011-10-27 | 2011-10-27 | Hydraulic push type pipe screwing machine for unscrewing drilling rods of drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202249845U true CN202249845U (en) | 2012-05-30 |
Family
ID=46111104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204163264U Expired - Fee Related CN202249845U (en) | 2011-10-27 | 2011-10-27 | Hydraulic push type pipe screwing machine for unscrewing drilling rods of drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202249845U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102720450A (en) * | 2012-06-15 | 2012-10-10 | 兰桥昌 | Automatic twisting machine of spindle-type drilling machine |
-
2011
- 2011-10-27 CN CN2011204163264U patent/CN202249845U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102720450A (en) * | 2012-06-15 | 2012-10-10 | 兰桥昌 | Automatic twisting machine of spindle-type drilling machine |
| CN102720450B (en) * | 2012-06-15 | 2014-08-13 | 兰桥昌 | Automatic twisting machine of spindle-type drilling machine |
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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: 20120530 Termination date: 20151027 |
|
| EXPY | Termination of patent right or utility model |