CN-224223802-U - Tool for taking out cylinder sleeve of drilling pump

CN224223802UCN 224223802 UCN224223802 UCN 224223802UCN-224223802-U

Abstract

The utility model discloses a drilling pump cylinder sleeve taking-out tool which comprises a containing device, wherein the containing device comprises a lantern ring set and a containing ring set, and the lantern ring set is connected with the containing ring set through a self-lengthening rod. The self-variable length rod comprises a sleeve rod and a sliding rod, one end of the sliding rod is inserted into the sleeve rod, the outer wall of the sliding rod is in sliding fit with the inner wall of the sleeve rod, one end of the sleeve rod, which is far away from the sliding rod, is connected with the lantern ring group, one end of the sliding rod, which is far away from the sleeve rod, is connected with the storage ring group, or one end of the sleeve rod, which is far away from the sliding rod, is connected with the storage ring group, and one end of the sliding rod, which is far away from the sleeve rod, is connected with the lantern ring group. The utility model can conveniently take the cylinder sleeve, can adapt to various cylinder sleeve lengths, and reduces the conditions of unstable cylinder sleeve fixation, falling off and breaking.

Inventors

HE BIN
TANG YONG
XIANG WEI
YANG XIANCHUAN
ZHU ZHIHONG
CHEN YONG

Assignees

中石化石油工程技术服务股份有限公司
中石化西南石油工程有限公司
中石化西南石油工程有限公司重庆钻井分公司

Dates

Publication Date: 20260512
Application Date: 20250326

Claims (7)

1. The tool for taking out the cylinder sleeve of the drilling pump comprises a storage device, wherein the storage device comprises a lantern ring group and a storage ring group, and is characterized in that the lantern ring group is connected with the storage ring group through a self-lengthening rod, and a hoisting connecting piece is arranged on the lantern ring group; The self-variable length rod comprises a sleeve rod and a slide rod, one end of the slide rod is inserted into the sleeve rod, and the outer wall of the slide rod is in sliding fit with the inner wall of the sleeve rod; one end of the loop bar, which is far away from the sliding bar, is connected with the lantern ring group, one end of the sliding bar, which is far away from the loop bar, is connected with the storage ring group, or one end of the loop bar, which is far away from the sliding bar, is connected with the lantern ring group; The lantern ring group comprises a main sleeve and an auxiliary sleeve, the ends of the main sleeve and the auxiliary sleeve are connected through a first connecting piece, and the main sleeve is connected with a hoisting connecting piece; The storage ring set comprises a main storage sleeve and an auxiliary storage sleeve, the ends of the main storage sleeve and the auxiliary storage sleeve are connected through a second connecting piece, and the inner walls of the main storage sleeve and the auxiliary storage sleeve are provided with steps for positioning the cylinder sleeve; The main sleeve is connected with the main storage sleeve through a self-variable length rod, and the auxiliary sleeve is connected with the auxiliary storage sleeve through the self-variable length rod; The first connecting piece comprises a first main connecting seat and a first auxiliary connecting seat, the two ends of the main sleeve are integrally provided with the first main connecting seat, the two ends of the auxiliary sleeve are integrally provided with the first auxiliary connecting seat, the first main connecting seat and the first auxiliary connecting seat are respectively provided with a first mounting hole, the corresponding first main connecting seat and the corresponding first auxiliary connecting seat are connected through a first connecting bolt and a first connecting nut, and the main sleeve and the auxiliary sleeve clamp are fastened and fixed with a cylinder sleeve through fastening the first connecting bolt and the first connecting nut; The second connecting piece includes second main connecting seat, the vice connecting seat of second, the both ends of main cover of accomodating all an organic whole set up second main connecting seat, the both ends of vice cover of accomodating all an organic whole set up the vice connecting seat of second, second main connecting seat, the vice connecting seat of second all set up the second mounting hole, and corresponding second main connecting seat, the vice connecting seat of second pass through second connecting bolt, second coupling nut connect, make main cover, vice cover of accomodating clamp fixing cylinder liner through with second connecting bolt, second coupling nut fastening.
2. The drill pump cylinder liner removal tool of claim 1, further comprising a drive variable length mechanism disposed between the collar set and the receiver ring set, the drive variable length mechanism comprising a driven rod, a drive sleeve rod; the driving loop bar is provided with a slideway, one end of the driven bar is inserted into the slideway in a sliding way, one end of the driving loop bar, which is far away from the driven bar, is connected with the storage ring group, and one end of the driven bar, which is far away from the driving loop bar, is connected with the lantern ring group; The utility model discloses a sliding device for a storage ring group, including the storage ring group, the driving loop bar, the sliding device is characterized by also comprising a driving loop bar, a driving loop bar and a threaded rod, wherein the driving loop bar is provided with a chute at one end of keeping away from the center of the storage ring group, the chute is communicated with the slideway, the driving loop bar is provided with a first shaft seat at the end of keeping away from the storage ring group in the chute, the outer peripheral wall of the storage ring group is provided with a second shaft seat at the position close to the chute, the first shaft seat and the second shaft seat are rotationally connected with a threaded rod, the threaded rod is in threaded connection with a moving block, the moving block penetrates into the chute, the moving block is connected with the end of a driven rod, the threaded rod penetrates out of the first shaft seat, and the end of the threaded rod outside the first shaft seat is provided with a driving head.
3. The tool for removing the cylinder sleeve of the drilling pump according to claim 2, wherein the driving head is an I-shaped connector, two active variable length mechanisms are symmetrically arranged, and two I-shaped connectors are sleeved with belts.
4. The drill pump cylinder sleeve taking-out tool according to claim 2, further comprising a protection device, wherein the protection device comprises two fixing collars, a placing groove is formed in the peripheral wall of each fixing collar and used for being connected with a crowbar, a storage groove is formed in the end face of each fixing collar, a fixing block is connected to the end of each fixing collar, a storage hole is formed in each fixing block, the storage groove is matched with the collar group, and the fixing collars are fixed with the collar group through the storage holes and the first mounting holes by the aid of first connecting bolts.
5. The tool for taking out the cylinder sleeve of the drilling pump according to claim 1, wherein the sleeve rod and the sliding rod are cylindrical, and the main sleeve, the auxiliary sleeve, the main storage sleeve and the auxiliary storage sleeve are semi-arc rings.
6. The tool for taking out the cylinder sleeve of the drilling pump according to claim 3, wherein the sliding grooves and the sliding ways extend to the storage ring group, the driven rod and the driving sleeve rod are arc-shaped plates, threads of the threaded rod are trapezoid threads, trapezoid grooves are formed in the I-shaped connector in a circumferential array, and the belt is a trapezoid toothed belt.
7. A bore pump cylinder liner extraction tool as claimed in claim 3, wherein the connection seat mating surfaces in the first and second connectors are coplanar, and the two active variable length mechanisms are symmetrical about the connection seat mating surfaces in the second connector.

Description

Tool for taking out cylinder sleeve of drilling pump Technical Field The utility model relates to the technical field of drilling pumps, in particular to a tool for taking out a cylinder sleeve of a drilling pump. Background A drilling pump is one of the important components of petroleum drilling equipment, also called a slurry pump, and is a tool used for conveying drilling fluid from the ground to the bottom of the well through a drilling pipeline and spraying the drilling fluid to the bottom of the well through a drill rod and a drill bit, and is equipment specially designed for high-pressure operation and used for conveying high-viscosity fluid in petroleum drilling. The inventor considers that the prior art has the defects that when the drilling pump is used, a cylinder sleeve in the drilling pump needs to be replaced, a crowbar is needed when the drilling pump is replaced in the traditional operation, most of the cylinder sleeves are fixed by using iron chains to hoist in the process of taking the cylinder sleeves, most of the iron chains are not special for the cylinder sleeves, the length and the size are not proper, and the problem that the fixed unstable cylinder sleeves fall off easily occurs in the actual operation is solved, and therefore the tool for taking out the cylinder sleeves of the drilling pump is provided for the problem. The bulletin number CN222405502U discloses a tool for taking out a cylinder sleeve of a drilling pump, which comprises a holding part, a positioning ring, a chain part and a traction part, wherein the holding part is used for holding the cylinder sleeve, the positioning ring is used for being tightly sleeved at the end part of the cylinder sleeve, one end of the chain part is connected with the holding part, the other end of the chain part is connected with the positioning ring, and the traction part is arranged on the positioning ring and is used for being connected with a shaft pin of a central pull rod of the slurry pump. The chain part in the prior art is fixed in length and can only be suitable for lifting one cylinder sleeve. The publication number is CN204603739U, which discloses a disassembly and assembly device for a cylinder sleeve piston of a drilling pump, and the disassembly and assembly device mainly comprises a fixed seat, a limit baffle, a supporting rib plate, a turnover fixed seat, a turnover frame, a screw rod nut and a rotary hand wheel. The fixed seat, the limit baffle and the support rib plate form a locking clamping part which can be used for fixing and placing components such as a drilling pump cylinder sleeve, the limit baffle is provided with a semicircular notch with the radius smaller than the outer diameter of the drilling pump cylinder sleeve by 10mm to 20mm, the support rib plate is provided with a semicircular notch with the radius larger than the radius of the cylinder sleeve by 2mm to 3mm, the components such as a screw rod can be overturned along with the overturning frame, the outer side of the screw rod is provided with a rotary hand wheel, and the components such as a piston and a pull rod can be pushed into or pushed out of the cylinder sleeve by rotating the rotary hand wheel. This prior art is unable to carry out the handling of cylinder liner. The publication number is CN110589131B, which discloses a cover plate for packaging a bimetal cylinder sleeve and a carrying method, wherein the cover plate comprises a cylinder body and a clamping device, two ends of the cylinder body are abutted against the cover plate, the lower end of the cover plate is fixedly provided with a positioning plate through two steel nails, the positioning plate is abutted against the side wall in the cylinder body, the two cover plates are connected with the cylinder body through a packing belt, the packing belt is used for fixing the cover plate and the cylinder body through the cooperation between the cover plate and the packing belt, and as the cover plate is in an eight-angle plate shape and is larger than the excircle of the cylinder body, a gap is formed when a plurality of cylinder bodies are put together, so that the cylinder body is convenient to assemble and disassemble. The prior art is used for transferring a plurality of cylinder sleeves and cannot adapt to the lifting of different single cylinder bodies. In summary, the technical scheme of the above disclosed technology, the technical problems to be solved and the beneficial effects are different from those of the present utility model, and the above disclosed technical documents have no technical teaching for more technical features of the present utility model, the technical problems to be solved and the beneficial effects. Disclosure of utility model In view of the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide a tool for extracting a cylinder liner of a drilling pump. In order to achieve the above purpose, the present utility model adop