CN208587146U - A kind of anti-top safety device of high-performance drilling tool - Google Patents

Abstract

The utility model discloses a kind of anti-top safety devices of high-performance drilling tool of anti-top technical field, including left restriction bracket and right restriction bracket, the right restriction frame bottom is equipped with track support, fixing bolt is installed on the left of the track support, the track support top right side is equipped with fixed movable block, it is connect on the left of the fixed movable block with right restriction bracket, the damping column outer wall is socketed with damping spring, the left restriction bracket is mounted on right restriction bracket adjacent surface and is engaged disk, the utility model structure is simple, track support is installed, freely adjust suitable position, limiting device is installed, facilitate fixed position, occlusion disk and damping top cover are installed, effectively reduce the load that drilling tool brings device, guarantee the work safety of staff, damping top cover is flexibly connected with connecting rod, both facilitate work, it can adjust in time again Whole position reduces drilling tool vibration, and the utility model structure is simple, facilitates adjustment position, reduces workload, protection staff safety.

Description

A kind of anti-top safety device of high-performance drilling tool

Technical field

The utility model relates to anti-top technical field, specially a kind of anti-top safety device of high-performance drilling tool.

Background technique

As regulation and standardization is done step-by-step in oil-gas exploration and development, in the construction operation of oil/gas well, the peace of oil/gas well Full control is increasingly valued by people, catastrophic failure when people know very well blowout out of control in oil/gas well operation process, no The equipment safety of operating personnel is only threaten, but also serious destruction is caused to the environment that people depend on for existence.

Currently, oil field is oily, gas and water well is in workover treatment, some is high pressure oil wells, and down-hole pressure is higher, is being risen During lower drilling tool, if borehole pressure increases generation blowout suddenly, drilling tool gives control blowout often with pushing up in well liquid in well Difficulty is caused, or even is unable to control blowout, when the load of drilling tool is lighter, these drilling tools can be sprayed well by powerful strata pressure Cylinder, causes huge economic loss and safety accident, and the anti-top safety device position of present drilling tool is fixed, is not easy to adjust position, And occlusion disk load is excessive, safety cannot be completely secured, for this purpose, we devise a kind of anti-top safety device of high-performance drilling tool.

Utility model content

The purpose of this utility model is to provide a kind of anti-top safety devices of high-performance drilling tool, to solve above-mentioned background technique The problem of middle proposition.

To achieve the above object, the utility model provides the following technical solutions: including left restriction bracket and right restriction bracket, The right restriction frame bottom is equipped with track support, is equipped with fixing bolt, the track support on the left of the track support Top right side is equipped with fixed movable block, connect on the left of the fixed movable block with right restriction bracket, and the fixed movable block is right Side is equipped with limiting device, and the limit hole to match with limiting device, the limit dress are offered in the track support inner cavity It sets and is extended in limit hole through fixed movable block, two groups of track convex blocks, the right restriction are installed at the top of the track support Bracket and fixed movable block bottom offer the sliding recess to match with track convex block, the left restriction bracket and right restriction Cradle top front/rear end is provided with fixed pillar, fixes described in two groups and is plugged with connecting rod between pillar, the fixed branch It offers the through-hole that connecting rod matches in column inner cavity, is mounted on nut at left and right sides of the connecting rod, described in two groups of front and back Damping top cover is provided in connecting rod, and by offering the opening and connecting rod to match with connecting rod in damping top cover inner cavity It is flexibly connected, shock structure is uniformly installed in damping top cover inner cavity, the damping column outer wall is socketed with damping spring, described It is left limit bracket with it is right limit bracket adjacent surface be mounted on match be engaged disk.

Preferably, the limiting device includes limit top cover, and the limit cap base is equipped with gag lever post, the limit Bar outer wall is socketed with extruding spring.

Preferably, occlusion disk described in two groups offers circular arc disk far from bracket one end is limited, and circular arc disk inner wall is uniformly pacified Equipped with anti-slip protrusion.

Preferably, yielding rubber pad is installed in the fixed pillar inner cavity, and yielding rubber pad surface be provided with it is anti-skidding Salient point.

Preferably, the limit hole is provided with three groups, limit hole penetrating orbit bracket described in three groups, and on track support From left to right successively arrange.

Preferably, oil collection box is installed on the left of the right restriction bracket, oil collection box bottom is equipped with oil dripping tube, and oil dripping tube Position is corresponding with sliding recess.

Compared with prior art, when the beneficial effects of the utility model: the utility model structure is simple, easy to operate, peace Equipped with track support, right restriction bracket is facilitated to move left and right, freely adjusts the distance between left restriction bracket and right restriction bracket, The drilling tool for facilitating selection all size, is equipped with limiting device, facilitates fixed right restriction backing positions, is equipped with occlusion disk and subtracts Top cover is shaken, two groups of occlusion disk stabilizations clamp drilling tool, effectively reduce the load that drilling tool brings device, and damping top cover reduces vibration and goes back It can effectively stop drilling tool injection to be hurted sb.'s feelings, guarantee that the work safety of staff, damping top cover are flexibly connected with connecting rod, both facilitated Work, and position can be adjusted in time, reduce drilling tool vibration, the utility model facilitates adjustment position, reduces workload, protects people Member's safety.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the utility model structure top view；

Fig. 3 is the utility model limit device structure schematic diagram；

Fig. 4 is the utility model track projection cube structure schematic diagram.

In figure: 1 right restriction bracket, 2 track supports, 3 fixing bolts, 4 fixed movable blocks, 5 limiting devices, 51 spacing tops Lid, 52 gag lever posts, 53 squeeze spring, 6 limit holes, 7 fixed pillars, 8 connecting rods, 9 nuts, 10 damping top covers, 11 shock structures, 12 Damping spring, 13 left restriction brackets, 14 occlusion disks, 15 track convex blocks, 16 sliding recess.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that described embodiment only when the utility model a part of the embodiment, and it is frequently whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: including left restriction bracket 13 and right restriction bracket 1, right 1 bottom of restriction bracket is equipped with track support 2, and fixing bolt 3,2 top of track support are equipped on the left of track support 2 Right side is equipped with fixed movable block 4, and fixed 4 left side of movable block connect with right restriction bracket 1, is equipped on the right side of fixed movable block 4 Limiting device 5, the limit hole 6 to match with limiting device 5 is offered in 2 inner cavity of track support, and limiting device 5 is moved through fixed Motion block 4 extends in limit hole 6, and two groups of track convex blocks 15 are equipped at the top of track support 2, and right restriction bracket 1 is moved with fixed 4 bottom of block offers the sliding recess 16 to match with track convex block 15, left restriction bracket 13 and right 1 top of restriction bracket Front/rear end is provided with fixed pillar 7, and connecting rod 8 is plugged between two groups of fixed pillars 7, is opened up in fixed 7 inner cavity of pillar The through-hole for having connecting rod 8 to match is mounted on nut 9 at left and right sides of connecting rod 8, is provided with and subtracts in the connecting rod 8 of two groups of front and back Top cover 10 is shaken, and is flexibly connected by offering the opening to match with connecting rod 8 in 10 inner cavity of damping top cover with connecting rod 8, Shock structure 11 is uniformly installed, 11 outer wall of shock structure is socketed with damping spring 12, left restriction bracket 13 in 10 inner cavity of damping top cover With it is right restriction 1 adjacent surface of bracket be mounted on match be engaged disk 14.

Wherein, limiting device 5 includes limit top cover 51, and limit 51 bottom of top cover is equipped with gag lever post 52, outside gag lever post 52 Wall, which is socketed with, squeezes spring 53, and pull-up limits top cover 51, and gag lever post 51 leaves limit hole 6, is moved easily the right restriction bracket 1 of adjustment Position, be adjusted to suitable position, unclamp limit top cover 51, squeeze spring 53 and drive gag lever post 52 again in grafting limit hole 6；

Two groups of occlusion disks 14 offer circular arc disk far from limiting bracket one end, and circular arc disk inner wall be uniformly equipped with it is anti-skidding convex Block, when drilling tool jacks up, anti-slip protrusion increasing friction force stablizes the position for maintaining drilling tool, is not easy to spray；

Yielding rubber pad is installed in fixed 7 inner cavity of pillar, and yielding rubber pad outer wall is provided with anti-skidding salient point, in drilling tool When being contacted with damping top cover 10, reduces connecting rod 8 and shake, keep 8 stability of connecting rod, be not susceptible to positional shift；

Limit hole 6 is provided with three groups, three groups of 6 penetrating orbit brackets 2 of limit hole, and on track support 2 from left to right according to Secondary arrangement, the right position for limiting bracket 1 of the finer adjustment of three groups of limit holes 6, and limit hole 6 and 5 phase of limiting device Match, keeps the stability of current location；

Oil collection box is installed, oil collection box bottom is equipped with oil dripping tube, and oil dripping tube position and sliding on the left of right restriction bracket 1 Groove 16 is corresponding, and the oil in oil collection box instills sliding recess 16 by oil dripping tube, reduces sliding recess 16 and track convex block 15 Between frictional force so that being flexibly connected between sliding recess 16 and track convex block 15 more labor-saving.

Working principle: when start-up operation, pull-up limits top cover 51, and gag lever post 52 leaves limit hole 6, passes through track support 2 On track convex block 15, the sliding recess 16 to match opened up with right restriction bracket 1 and fixed 4 bottom of movable block moves right limit Fixed rack 1 and fixed movable block 4, are adjusted to suitable position, unclamp limit top cover 51, squeeze spring 53 and drive 52 weight of gag lever post In new grafting limit hole 6, mobile damping top cover 10 clamps drilling tool to 8 middle part of connecting rod, two groups of occlusion disks 14, and anti-slip protrusion increases Frictional force, when drilling tool blowing force is excessive, drilling tool ejection is contacted with damping top cover 10, shock structure 11 and damping in damping top cover 10 Spring 12 reduces vibration, stops drilling tool separating device, hurts staff.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of anti-top safety device of high-performance drilling tool, including left restriction bracket (13) and right restriction bracket (1), feature exists In: right restriction bracket (1) bottom is equipped with track support (2), is equipped with fixing bolt on the left of the track support (2) (3), track support (2) top right side is equipped with fixed movable block (4), fixed movable block (4) left side and right restriction Bracket (1) connection, fixed movable block (4) right side are equipped with limiting device (5), open up in track support (2) inner cavity There is the limit hole (6) to match with limiting device (5), the limiting device (5) runs through fixed movable block (4) and extends to limit hole (6) in, two groups of track convex blocks (15), the right restriction bracket (1) and fixed movable block are installed at the top of the track support (2) (4) bottom offers the sliding recess (16) to match with track convex block (15), the left restriction bracket (13) and right restriction Front/rear end is provided with fixed pillar (7) at the top of bracket (1), is fixed between pillar (7) described in two groups and is plugged with connecting rod (8), the through-hole that connecting rod (8) matches is offered in fixed pillar (7) inner cavity, connecting rod (8) left and right sides is It is equipped with nut (9), is provided in connecting rod (8) described in two groups of front and back damping top cover (10), and by damping top cover (10) It offers the opening to match with connecting rod (8) in chamber to be flexibly connected with connecting rod (8), in damping top cover (10) inner cavity Even to be equipped with shock structure (11), shock structure (11) outer wall is socketed with damping spring (12), the left restriction bracket (13) with Right restriction bracket (1) adjacent surface is mounted on the occlusion disk (14) to match.

2. the anti-top safety device of a kind of high-performance drilling tool according to claim 1, it is characterised in that: the limiting device It (5) include limit top cover (51), limit top cover (51) bottom is equipped with gag lever post (52), gag lever post (52) the outer wall set It is connected to and squeezes spring (53).

3. the anti-top safety device of a kind of high-performance drilling tool according to claim 1, it is characterised in that: be engaged disk described in two groups (14) circular arc disk is offered far from restriction bracket one end, and circular arc disk inner wall is uniformly equipped with anti-slip protrusion.

4. the anti-top safety device of a kind of high-performance drilling tool according to claim 1, it is characterised in that: the fixed pillar (7) yielding rubber pad is installed, and yielding rubber pad surface is provided with anti-skidding salient point in inner cavity.

5. the anti-top safety device of a kind of high-performance drilling tool according to claim 1, it is characterised in that:

The limit hole (6) is provided with three groups, limit hole described in three groups (6) penetrating orbit bracket (2), and in track support (2) On from left to right successively arrange.

6. the anti-top safety device of a kind of high-performance drilling tool according to claim 1, it is characterised in that: the right restriction bracket (1) left side is equipped with oil collection box, and oil collection box bottom is equipped with oil dripping tube, and oil dripping tube position is corresponding with sliding recess (16).