CN218092952U - Novel polyurethane plate back root box - Google Patents

Abstract

The utility model discloses a novel polyurethane plate back root box, which belongs to the field of petroleum drilling machinery, and comprises a main frame, a polyurethane plate, a supporting plate, a bottom plate and a sinking type lug, wherein the bottom plate is arranged inside the main frame, a plurality of round holes are formed in the bottom plate, a plurality of supporting plates are arranged below the bottom plate, the supporting plate is welded with the main frame, the bottom plate slides inside the main frame, an elastic sliding piece is arranged between the bottom of the bottom plate and the supporting plate, the polyurethane plate is fixed on the supporting plate through screws, the whole supporting plate is covered after the polyurethane plates are spliced, and the sinking type lug is arranged at four corners of the supporting plate; this founds a box and adopts the polyurethane board to replace the skid, can effectively solve the skid and go mildy rot, produce a large amount of saw-dusts, life is short, freeze and lead to the drilling rod risk of sideslipping, drilling rod thread buckle to damage scheduling problem, do not influence mud simultaneously and discharge.

Description

Novel polyurethane plate back root box

Technical Field

The utility model belongs to oil drilling machinery especially relates to a novel polyurethane slab back root box.

Background

In the oil drilling industry, a layer of skid is laid at the drill pipe discharge position on the traditional base drilling platform surface, the buffering effect of protecting the drill pipe thread buckle is achieved, the stand box can only be provided with steel partition plates around the skid, the effect of discharging mud is achieved, and the capacity of the stand box is limited and cannot be maximized. Because the skid is always soaked in the slurry, the skid can deform, go mouldy and rot, generate a large amount of wood dust, and is mixed into the slurry for recycling, so that the service life is short, and the installation and the replacement are difficult; rubber pads or narrow V belts, asphalt and the like are additionally arranged above the skid of some stump boxes, so that the skid can be protected to a certain degree. In low-temperature weather, the surfaces of the skid and the rubber pad laid on the table top can be frozen, so that the stand of the drill rod can easily slide laterally, the safety hazard exists when the drilling stand pipe works, and the worker can also slide laterally when walking above the drilling stand pipe. The problem of skidding can effectively be solved to the later stage in the steel sheet zigzag back root box again, but can cause the back root box to have no buffer, and drilling rod and back root box are "steel and bump the steel" hard contact during the calandria, damage drilling rod screw thread very easily.

Polyurethane (PU), which is a full name of polyurethane, is a high molecular compound. The hard polyurethane plastic has the advantages of light weight, excellent sound insulation and heat insulation performance, chemical resistance, wear resistance, elastomer performance, good electrical performance, easy processing and low water absorption rate. The composite material is mainly used for structural materials of buildings, automobiles, aviation industry and heat preservation and insulation, so that the composite material can be applied to drill pipe discharge bearing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel polyurethane board founds a box, this founds a box and adopts the polyurethane board to replace the skid, can effectively solve the skid and go mouldy rotten, produce a large amount of saw-dusts, life weak point, freeze and lead to the drilling rod risk of sideslipping, drilling rod thread knot damage scheduling problem, do not influence the mud simultaneously and discharge.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel polyurethane board grudging post box, this novel polyurethane board grudging post box include main frame, polyurethane board, backup pad, bottom plate, submerged lug, the inside bottom plate that is equipped with of main frame, it has a plurality of round holes to open on the bottom plate, and the bottom plate below is equipped with a plurality of backup pad, backup pad and main frame welded connection, the bottom plate slides inside the main frame, is equipped with the elastic sliding part between bottom plate bottom and the backup pad, polyurethane board screw fixation covers whole backup pad after the concatenation between the polyurethane board in the backup pad, and four corners of backup pad set up submerged lug.

Furthermore, a plurality of screw through grooves are formed in each slurry guide groove and used for installing the polyurethane plate.

Furthermore, the outside of the immersed lifting lug is provided with a fixed frame, the fixed frame is welded on the inner wall of the main frame, a rotating rod is fixed inside the fixed frame, and the rotating rod is rotatably connected with the immersed lifting lug.

Furthermore, the elastic sliding part comprises an inserting rod fixed to the bottom of the bottom plate, the inserting rod is arranged along the bottom plate in the width direction and is provided with a plurality of corresponding inserting holes, the supporting plate is provided with inserting holes towards the end of the bottom plate, damping springs welded to the supporting plate are arranged above the inserting holes, and the damping springs are far away from the end of the supporting plate and are welded and fixed with cushion blocks.

The utility model has the advantages that:

1. utilize the polyurethane board to replace the skid, can effectively solve the skid and go mouldy rotten, produce a large amount of saw-dusts, life is short, freeze and lead to drilling rod risk of sideslipping, drilling rod thread buckle to damage the scheduling problem, the polyurethane board is installed on the bottom plate for concatenation formula screw simultaneously, easy to assemble, simple manufacture, the preparation only needs a mould, the polyurethane board that the mould was cast out can splice after cutting according to founding a box size again, the commonality is very strong, is suitable for all kinds of rigs.

2. The slurry diversion groove is formed in the polyurethane plate, and the circular hole in the bottom plate is combined, so that slurry can be effectively discharged, a steel grating slurry channel does not need to be additionally arranged, and the capacity of the stand box can be maximized.

3. The submerged lifting lugs are arranged inside the main frame and can be stored in a rotating mode, the hoisting requirements are met, the discharge of the drill rod is not influenced, and replacement or maintenance is facilitated.

4. Set up damping spring between bottom plate and backup pad, be connected for the plug-in type mode between bottom plate and the backup pad simultaneously, can further improve the damping performance of whole bottom plate when convenient the dismantlement, and then discharge the impact force that can effectively reduce polyurethane board face and receive at the drilling rod, protect the polyurethane board.

Drawings

FIG. 1 is a schematic structural view of a novel polyurethane plate stand box provided by the present invention;

FIG. 2 is a schematic diagram of a disassembled polyurethane plate of the novel polyurethane plate back root box provided by the present invention;

FIG. 3 is a schematic view of a support plate of a new polyurethane plate stand box provided by the present invention;

FIG. 4 is a bottom schematic view along FIG. 3 of a new polyurethane plank stand box provided by the present invention;

FIG. 5 isbase:Sub>A schematic cross-sectional view of the novel polyurethane plank packing box along the line A-A in FIG. 4;

fig. 6 is an enlarged schematic view of the position I in fig. 2 of the novel polyurethane plate stand box provided by the present invention;

fig. 7 is an enlarged schematic view of the position II in fig. 5 of the novel polyurethane plate back box provided by the present invention.

In the figure: 1. a main frame; 2. a polyurethane board; 3. a support plate; 4. a base plate; 5. sinking type lifting lugs; 6. a circular hole; 7. a slurry diversion trench; 8. a screw through groove; 9. a fixing frame; 10. rotating the rod; 11. a rod is inserted; 12. a jack; 13. a damping spring; 14. and a cushion block.

Detailed Description

In order to further understand the contents, features and functions of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.

Referring to fig. 1 to 7, the novel polyurethane plate stand box according to the embodiment of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1-3 and 7, the novel polyurethane plate stand box comprises a main frame 1, a polyurethane plate 2, a support plate 3, a bottom plate 4 and a sinking lug 5, wherein the bottom plate 4 is arranged inside the main frame 1, a plurality of round holes 6 are formed in the bottom plate 4, a plurality of round holes are arranged below the bottom plate 4, the support plate 3 and the main frame 1 are welded, the bottom plate 4 slides inside the main frame 1, an elastic sliding part is arranged between the bottom of the bottom plate 4 and the support plate 3, the polyurethane plate 2 is fixed on the support plate 3 by screws, the whole support plate 3 is covered after the polyurethane plate 2 is spliced, and the sinking lug 5 is arranged at four corners of the support plate 3.

In the embodiment, the polyurethane plate 2 is used for replacing the traditional skid to be applied to a stand box for carrying out drill rod discharge bearing, and the polyurethane plate 2 has good oil resistance, wear resistance, low temperature resistance and aging resistance, so that the corrosion of slurry can be well resisted, and the good wear resistance, the good elastic body and other properties of the polyurethane plate 2 are enough for protecting a thread buckle at the end part of the drill rod; therefore, after the polyurethane plate 2 replaces the skid, a series of problems that the skid becomes mildewed and decays, a large amount of sawdust is generated, the service life is short, the drill rod sideslips due to freezing, the drill rod thread buckle is damaged and the like can be effectively solved.

Meanwhile, as shown in fig. 2, the arranged polyurethane plate 2 is of a splicing type and is formed by splicing six identical polyurethane plates 2, so that only one mould is needed to be manufactured, and the polyurethane plate 2 cast by the mould can be cut according to the size of the stand box and then spliced, so that the universality is very high, the installation is convenient, and the drilling machine is suitable for various drilling machines.

When the polyurethane board 2 is of a splicing type, the bottom board 4 and the support board 3 are also convenient to detach, and an elastic sliding part is specifically arranged between the two, as shown in fig. 5-6, the elastic sliding part comprises an insertion rod 11 fixed at the bottom of the bottom board 4, the insertion rod 11 is provided with a plurality of insertion holes along the width direction of the bottom board 4, correspondingly, the support board 3 is provided with an insertion hole 12 towards the end of the bottom board 4, a damping spring 13 welded on the support board 3 is arranged above the insertion hole 12, the damping spring 13 is fixedly welded with a cushion block 14 far away from the end of the support board 3, and then when the bottom board 4 is installed, the insertion rod 11 is inserted into the insertion hole 12, and meanwhile, the damping performance when the drill pipe is discharged can be further improved by utilizing the damping spring 13, and the polyurethane board 2 can be protected at the same time.

Further, slurry guiding gutter 7 has been seted up on polyurethane board 2, slurry guiding gutter 7 equipartition is equipped with a plurality ofly on polyurethane board 2, a plurality of screw through groove 8 have been seted up to every slurry guiding gutter 7 inside, when polyurethane board 2 is installed, can adopt the screw to fix, fix it to bottom plate 4 on, and the slurry guiding gutter 7 that sets up combines round hole 6 setting on the bottom plate, can effectually carry out the emission of mud, need not additionally to increase steel grating mud passageway, make the volume of founding the box can maximize.

Finally, for the convenience of hoisting, set up submerged lug 5, as shown in fig. 7, submerged lug 5 outside is equipped with fixed frame 9, and fixed frame 9 welds in 1 inner wall department of main frame, and fixed frame 9 is inside to be fixed with dwang 10, and dwang 10 rotates with submerged lug 5 to be connected, therefore can be when using, roll-over submerged lug 5, when need not hoist and mount, with submerged lug 5 again roll-over to fixed frame 9 inside, reduce extra space and occupy, do not influence the discharge of drilling rod.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 (4)

1. The utility model provides a novel polyurethane board grudging post box, its characterized in that, this novel polyurethane board grudging post box includes main frame (1), polyurethane board (2), backup pad (3), bottom plate (4), submerged lug (5), main frame (1) inside is equipped with bottom plate (4), and it has a plurality of round hole (6) to open on bottom plate (4), and bottom plate (4) below is equipped with a plurality of backup pad (3), backup pad (3) and main frame (1) welded connection, and bottom plate (4) slide inside main frame (1), are equipped with the elastic sliding part between bottom plate (4) bottom and backup pad (3), polyurethane board (2) screw fixation covers whole backup pad (3) between polyurethane board (2), splices the back between polyurethane board (2), and four corners of backup pad (3) set up submerged lug (5).

2. The novel polyurethane plate back shaft box according to claim 1, wherein the polyurethane plate (2) is provided with a plurality of slurry guiding grooves (7), the slurry guiding grooves (7) are uniformly distributed on the polyurethane plate (2), and each slurry guiding groove (7) is internally provided with a plurality of screw through grooves (8) for mounting the polyurethane plate (2).

3. The novel polyurethane slab back root box according to claim 1, characterized in that a fixing frame (9) is arranged outside the submerged lifting lug (5), the fixing frame (9) is welded on the inner wall of the main frame (1), a rotating rod (10) is fixed inside the fixing frame (9), and the rotating rod (10) is rotatably connected with the submerged lifting lug (5).

4. The novel polyurethane plate stand box according to claim 1, wherein the elastic sliding part comprises a plurality of insertion rods (11) fixed at the bottom of the bottom plate (4), the number of the insertion rods (11) is arranged along the width direction of the bottom plate (4), correspondingly, the end of the support plate (3) facing the bottom plate (4) is provided with insertion holes (12), damping springs (13) welded on the support plate (3) are arranged above the insertion holes (12), and the ends of the damping springs (13) far away from the support plate (3) are welded and fixed with cushion blocks (14).

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