CN214836078U

CN214836078U - Hydraulic pulse type torsion impactor

Info

Publication number: CN214836078U
Application number: CN202022493166.5U
Authority: CN
Inventors: 王志荣; 王国祥; 刘冬林
Original assignee: Yangzhou Right Petroleum Machinery Co ltd
Current assignee: Yangzhou Right Petroleum Machinery Co ltd
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2021-11-23
Anticipated expiration: 2030-11-02

Abstract

The utility model discloses a water conservancy pulse formula torsion impacter relates to impacter technical field. The utility model provides a water conservancy arteries and veins formula torsion impacter, which comprises an outer shell, shell top inner wall and bottom inner wall be fixedly connected with spacing ring respectively and keep off the ring, spacing ring and fender ring inner wall all have the axle center through threaded connection, spacing ring inner wall and fender ring inner wall respectively with be provided with the sealing washer between the axle center position, axle center position is provided with the boss, keep off fixedly connected with damping device between ring top and the boss, shell bottom inner wall fixedly connected with latch device, latch device includes the pivot, the spout has all been seted up to shell bottom both sides inner wall, spout inner wall sliding connection has the slider, slider top and pivot outer wall fixed connection. The utility model discloses a damping device's setting, when the axle center pushes down, through the interior piston rod of sleeve downstream in fixed cover, spacing spring and the effectual counter shaft center of supporting spring play the cushioning effect to the life in axle center has been protected.

Description

Hydraulic pulse type torsion impactor

Technical Field

The utility model relates to an impacter technical field specifically is a water conservancy pulse formula torsion impacter.

Background

With the increasing exhaustion of shallow layer petroleum resources, the drilling engineering is developing to carry out deep well and ultra-deep well operation, however, as the drilling process of deep wells and ultra-deep wells often meets hard strata, the drill stem often has the phenomena of stick-slip, drill sticking and the like, the phenomena of stick-slip and drill sticking occur in the drilling operation process, the use efficiency of the drill stem can be seriously reduced, the service life of downhole tools can be greatly influenced, and huge loss is caused to the drilling engineering.

Most torque impactors during operation can produce violent vibration at present to can influence the in service behavior of whole instrument, consequently promote a water conservancy pulse formula torque impacter.

Disclosure of Invention

An object of the utility model is to provide a water conservancy pulse formula torsion impacter to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a water conservancy arteries and veins formula torsion impacter, includes the shell, shell top inner wall and bottom inner wall difference fixedly connected with spacing ring and fender ring, the spacing ring all has the axle center through threaded connection with fender ring inner wall, spacing ring inner wall with keep off the ring inner wall respectively with the axle center outer wall between be provided with the sealing washer, axle center position is provided with the boss, keep off fixedly connected with damping device between ring top and the boss, shell bottom inner wall fixedly connected with latch device, latch device includes the pivot, the spout has all been seted up to shell bottom both sides inner wall, spout inner wall sliding connection has the slider, slider top and pivot outer wall fixed connection, pivot top outer wall and axle center bottom outer wall fixed connection.

Preferably, the center of the inner wall of the top of the rotating shaft is fixedly connected with a connecting column, the outer walls of two sides of the bottom of the connecting column are provided with grooves, the inner walls of the grooves are provided with springs, and the other ends of the springs are fixedly connected with clamping blocks.

Preferably, the equal fixedly connected with connecting block of spliced pole both sides outer wall, fixedly connected with hydraulic stem between connecting block one side outer wall and the pivot inner wall, the connecting block bottom with press from both sides tight piece top outer wall fixed connection, press from both sides tight piece inner wall fixedly connected with fixed block, there is the drill bit fixed block bottom through threaded connection.

Preferably, damping device includes the sleeve, sleeve inner wall sliding connection has fixed cover, be provided with the piston rod in the fixed cover, piston rod top and sleeve top inner wall fixed connection, sleeve top outer wall and axle center boss bottom fixed connection.

Preferably, the piston rod outer wall has cup jointed spacing spring, piston rod bottom fixedly connected with piston valve, piston valve bottom fixedly connected with support column, support column outer wall has cup jointed supporting spring, support column bottom fixedly connected with master piston valve, master piston valve bottom fixedly connected with connecting rod, the connecting rod outer wall has cup jointed the tight spring that rises, fixed cover bottom fixedly connected with base, the tight spring bottom that rises contacts with the base.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) this water conservancy pulse formula torque impactor through damping device's setting, when the axle center is pushed down, moves down in fixed cover through the sleeve inner piston rod, and spacing spring and supporting spring are effectual plays the cushioning effect to the axle center to the life of axle center has been protected.

(2) This water conservancy arteries and veins formula torque impactor, through the setting of compact heap and fixed block, drive the connecting block through the hydraulic stem and make and press from both sides the tight piece and remove in the recess of spliced pole bottom, realized that the drill bit can be quick change.

Drawings

Fig. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic structural view of the damping device of the present invention;

fig. 3 is a schematic structural view of the latch device of the present invention.

In the figure: 1. a housing; 2. an axis; 3. a seal ring; 4. a limiting ring; 5. a damping device; 6. a baffle ring; 7. a clamping device; 8. a piston rod; 9. a sleeve; 10. fixing a sleeve; 11. a limiting spring; 12. a piston valve; 13. a support spring; 14. a master piston valve; 15. a tension spring; 16. a base; 17. a hydraulic lever; 18. a rotating shaft; 19. a clamping block; 20. connecting blocks; 21. connecting columns; 22. a spring; 23. a fixed block; 24. a drill bit.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that, in the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Further, it will be appreciated that the dimensions of the various elements shown in the figures are not drawn to scale, for ease of description, and that the thickness or width of some layers may be exaggerated relative to other layers, for example.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined or illustrated in one figure, it will not need to be further discussed or illustrated in detail in the description of the following figure.

As shown in fig. 1-3, the utility model provides a technical solution: the utility model provides a water conservancy pulse formula torsion impacter, which comprises a

housing

1, 1 top inner wall of shell and bottom inner wall be fixedly connected with spacing ring 4 respectively and keep off ring 6, spacing ring 4 all has axle center 2 with keeping off ring 6 inner wall through threaded connection, spacing ring 4 inner wall and keep off ring 6 inner wall respectively with be provided with sealing washer 3 between the 2 outer walls in axle center, sealing washer 3 (adopted NBR butadiene-acrylonitrile rubber sealing washer), 2 central point in axle center puts and is provided with the boss, keep off fixedly connected with damping device 5 between 6 top of ring and the boss, 1 bottom inner wall fixedly connected with latch device 7 of shell, latch device 7 includes pivot 18, the spout has all been seted up to 1 bottom both sides inner wall of shell, spout inner wall sliding connection has the slider, slider top and 18 outer wall fixed connection in pivot, 18 top and 2 bottom fixed connection in axle center.

As shown in fig. 3, a connecting column 21 is fixedly connected to the center of the inner wall of the top of the rotating shaft 18, grooves are formed in the outer walls of two sides of the bottom of the connecting column 21, springs 22 are arranged on the inner walls of the grooves, a clamping block 19 is fixedly connected to the other end of each spring 22, and the clamping block 19 is of a seven-shaped structure.

As shown in fig. 3, the outer walls of the two sides of the connecting column 21 are fixedly connected with a connecting block 20, a hydraulic rod 17 is fixedly connected between the outer wall of one side of the connecting block 20 and the inner wall of the rotating shaft 18, the bottom of the connecting block 20 is fixedly connected with the outer wall of the top of the clamping block 19, a fixing block 23 is fixedly connected with the inner wall of the clamping block 19, and the bottom of the fixing block 23 is connected with a drill 24 through threads.

As shown in fig. 2, the damping device 5 includes a sleeve 9, a fixed sleeve 10 is slidably connected to an inner wall of the sleeve 9, a piston rod 8 is disposed in the fixed sleeve 10, a top of the piston rod 8 is fixedly connected to an inner wall of a top of the sleeve 9, and an outer wall of the top of the sleeve 9 is fixedly connected to a bottom of a boss of the shaft center 2.

As shown in fig. 2, the outer wall of the piston rod 8 is sleeved with a limiting spring 11, the bottom of the piston rod 8 is fixedly connected with a piston valve 12, the bottom of the piston valve 12 is fixedly connected with a supporting column, the outer wall of the supporting column is sleeved with a supporting spring 13, the bottom of the supporting column is fixedly connected with a main piston valve 14, the bottom of the main piston valve 14 is fixedly connected with a connecting rod, the outer wall of the connecting rod is sleeved with a tension spring 15, the bottom of the fixed sleeve 10 is fixedly connected with a base 16, and the bottom of the tension spring 15 is in contact with the base 16.

The working principle is as follows: when the device is used, the axle center 2 and the protruding end of the shell 1 are connected with an electric drill, the electric drill drives the axle center 2 to rotate through an external power supply, the axle center 2 drives the rotating shaft 18 and the drill bit 24 to rotate, when the drill bit 24 mines the stratum, the axle center 2 is driven to move downwards through pressure, the limiting ring 4 and the baffle ring 6 play a certain limiting role on the axle center 2 while moving downwards, when the drill bit 24 mines the hard soil layer, the drill bit 24 works by continuously pressing the axle center 2, but severe vibration can be brought to the whole device in the pressing process, when the axle center 2 is pressed downwards, the piston rod 8 in the sleeve 9 moves downwards in the fixed sleeve 10, the piston rod 8 drives the piston valve 12 to move, the limiting spring 11 arranged on the outer wall of the piston rod 8 and the supporting spring 13 arranged at the bottom of the piston valve 12 effectively play a damping effect on the axle center 2, thereby the effectual life who protects axle center 2, when drill bit 24 need be changed, drive connecting block 20 and press from both sides tight piece 19 through hydraulic stem 17 and remove to the recess of spliced pole 21 bottom, make and press from both sides tight piece 19 and open to both sides to the change that drill bit 24 can be quick has been realized.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A hydraulic pulse type torsion impactor, comprising a shell (1), and is characterized in that: the inner wall of the top part of the shell (1) and the inner wall of the bottom part of the shell (1) are respectively and fixedly connected with a limiting ring (4) and a baffle ring (6), the inner walls of the limiting ring (4) and the baffle ring (6) are respectively connected with an axle center (2) through threads, a sealing ring (3) is respectively arranged between the inner wall of the limiting ring (4) and the inner wall of the baffle ring (6) and the outer wall of the axle center (2), a boss is arranged at the central position of the axle center (2), a damping device (5) is fixedly connected between the top part of the baffle ring (6) and the boss, a clamping device (7) is fixedly connected with the inner wall of the bottom part of the shell (1), the clamping device (7) comprises a rotating shaft (18), the top part of the rotating shaft (18) is fixedly connected with the bottom part of the axle center (2), annular rotating grooves are respectively arranged on the inner wall of the bottom part of the shell (1), a sliding block is connected with the inner wall of the annular rotating grooves in a sliding manner, one side of the sliding block is fixedly connected with the outer wall of the rotating shaft (18), the outer wall of the top of the rotating shaft (18) is fixedly connected with the outer wall of the bottom of the shaft center (2).

2. A hydraulic impulse type torque impactor according to claim 1, characterized in that: the center of the inner wall of the top of the rotating shaft (18) is fixedly connected with a connecting column (21), the outer walls of two sides of the bottom of the connecting column (21) are provided with grooves, the inner walls of the grooves are provided with springs (22), and the other ends of the springs (22) are fixedly connected with clamping blocks (19).

3. A hydraulic impulse torque impactor according to claim 2, characterised in that: the utility model discloses a joint pole (21) fixed connection of spliced pole (21) both sides outer wall all fixedly connected with connecting block (20), fixedly connected with hydraulic stem (17) between connecting block (20) one side outer wall and pivot (18) inner wall, connecting block (20) bottom and the outer wall fixed connection in clamp block (19) top, clamp block (19) inner wall fixedly connected with fixed block (23), there is drill bit (24) fixed block (23) bottom through threaded connection.