CN114889520B - Four-ram blowout preventer transportation pry capable of adapting to various specifications and transportation method - Google Patents
Four-ram blowout preventer transportation pry capable of adapting to various specifications and transportation method Download PDFInfo
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- CN114889520B CN114889520B CN202210492439.5A CN202210492439A CN114889520B CN 114889520 B CN114889520 B CN 114889520B CN 202210492439 A CN202210492439 A CN 202210492439A CN 114889520 B CN114889520 B CN 114889520B
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- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000009434 installation Methods 0.000 claims abstract description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 29
- 239000010959 steel Substances 0.000 claims description 29
- 238000003466 welding Methods 0.000 claims description 12
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 229930040373 Paraformaldehyde Natural products 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- -1 polyoxymethylene Polymers 0.000 claims description 7
- 229920006324 polyoxymethylene Polymers 0.000 claims description 7
- 238000010079 rubber tapping Methods 0.000 claims description 7
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 230000009191 jumping Effects 0.000 claims description 4
- 239000003973 paint Substances 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000002360 preparation method Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P7/00—Securing or covering of load on vehicles
- B60P7/06—Securing of load
- B60P7/135—Securing or supporting by load bracing means
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Abstract
The invention relates to a four-ram blowout preventer transport sled capable of adapting to various specifications and a transport method, and belongs to the technical field of blowout preventer transport of a coiled tubing operation vehicle. The technical proposal is as follows: the lower backing plate (5) is installed in transportation sled frame (4) bottom, and the upper portion of transportation sled frame (4) sets up adjustable stopper (6) and pastes tightly with four flashboard preventer (1) side, and shoulder fastener (2) are detained at the top of four flashboard preventer (1), and the top of transportation sled frame (4) is connected with shoulder fastener indirectly or directly through the round pin combination for transportation and the fixed of four flashboard preventer. The invention has the beneficial effects that: four ram blowout preventers with different diameters and pressure levels can be fixed on a coiled tubing operation vehicle for transportation through the transportation pry, and the four ram blowout preventers have good protection performance; the unified protection sled base is adopted to connect the size, and fast-assembling formula modularization installation, adjustable cushion realize fixed reliable, light in weight reduces the cost of transportation, solves the time cost of transportation equipment preparation simultaneously.
Description
Technical Field
The invention relates to a four-ram blowout preventer transport sled capable of adapting to various specifications and a transport method, and belongs to the technical field of blowout preventer transport of a coiled tubing operation vehicle.
Background
The region of China is vast, the geology of the oil and gas field is complex and various, the specifications of the production increasing equipment suitable for different oil producing areas are various, the matched production increasing equipment required by different operation processes is different, in order to realize the maximization of benefits, the matched equipment operation is usually required to have higher cost performance, but the oilfield operation equipment is expensive, the continuous oil pipe equipment is taken as an example, the purchasing cost of a single set of equipment is thousands of yuan, the matching of various equipment is relatively unrealistic for civil enterprises, and the cost performance of the independent matching of the different equipment is relatively higher. The four-ram blowout preventer is an important device which is arranged on a wellhead during drilling and workover to prevent blowout accidents, is wellhead pressure control equipment of an oil and gas field, and is mainly used for playing a safety protection role during production increase and workover operation of a coiled tubing of the oil and gas field; according to different pressure grades, drift diameters and the like, the four-ram blowout preventer is divided into a plurality of specifications, the size of the four-ram blowout preventer and the height of a flange are changed along with the pressure grades, and the safety fixation is particularly important during transportation. Because four ram blowout preventers have more specifications, the transportation is very inconvenient. Traditional transportation mode is directly put on the car or on the mount, and is fixed through wire rope or other fixed knot constructs binding, and if such fixed mode is loose to drop easily, can produce the trace of reining in to four ram preventer surfaces if too tightly, loading and unloading are troublesome, waste time and energy, cause unnecessary damage.
Disclosure of Invention
The invention aims to provide a four-ram blowout preventer transport sled and a transport method which can be adapted to various specifications, and four-ram blowout preventers with different diameters and pressure levels can be fixed on a coiled tubing operation vehicle for transport through the transport sled, so that the four-ram blowout preventers have good protective performance; the unified protection sled base connection size is adopted, the quick-mounting type modular installation is realized, the adjustable cushion block is fixed reliably, the weight is light, the transportation cost is reduced, the time cost of transportation equipment manufacture is simultaneously solved, and the problems in the background art are solved.
The technical scheme of the invention is as follows:
the utility model provides a four ram preventer transportation sled of adaptable multiple specification, contains shoulder fastener, round pin combination, transportation sled frame, lower bolster and adjustable stopper, and the lower bolster is installed in transportation sled frame bottom, and the upper portion of transportation sled frame sets up adjustable stopper and pastes tightly with four ram preventer sides, and shoulder fastener detains at four ram preventer's top, and the top of transportation sled frame is connected with shoulder fastener indirectly or directly through the round pin combination for four ram preventer's transportation and fixed.
The top of the transport sled frame is connected with the bottom of the heightening device through a pin shaft and cotter pin combination, and the top of the heightening device is connected with the shoulder fastener through a pin combination.
The shoulder fastener is formed by combining and welding trapezoid plates and round tubes, and is of an integrated structure composed of a top bridge deck, a high shoulder and a low shoulder, wherein the high shoulder is vertically arranged at one end of the top bridge deck downwards, the low shoulder is vertically arranged at the other end of the top bridge deck downwards, the high shoulder arm is long, and the low shoulder arm is short, so that the high shoulder structure and the low shoulder structure are formed; the high shoulder and the low shoulder are provided with a plurality of gradually-enlarged round holes from bottom to top, and round pipes are welded in the round holes to play a role in reinforcement; the small round holes at the lowest positions of the high shoulder and the low shoulder are used as the shaft holes of the fixing pins and matched with the pin combination, and the large round hole at the highest position is used as the hoisting hanging point.
The reinforced steel plate is welded at the lower part of the top bridge deck between the high shoulder and the low shoulder, the downward vertical plates are welded at the two sides of the reinforced steel plate respectively to form a groove structure, a shoulder base plate is arranged in the groove structure, and the shoulder base plate is fixedly connected with the reinforced steel plate through mounting screws.
And chamfering two sides of the shoulder backing plate, adopting a polyoxymethylene material to prevent damage to the paint surface of the four-ram blowout preventer, and eliminating the gap between the shoulder backing plate and the four-ram blowout preventer by increasing the thickness of the shoulder backing plate.
And a connecting steel plate parallel to the reinforced steel plate is welded at the upper part of the top bridge deck between the high shoulder and the low shoulder, and a decorative hole is formed in the connecting steel plate. The top deck is parallel to the ground.
The pin combination consists of a D-shaped pin, an R-shaped pin, a perforated trailer pin, an aluminum fastener, a steel wire rope and the like, wherein the D-shaped pin and the perforated trailer pin are respectively matched in small round holes at the lowest parts of high shoulders and low shoulders of the shoulder fastener through the respective aluminum fastener and the steel wire rope; the D-shaped pin is used for high shoulder fixation; the R-shaped pin and the perforated trailer pin are used for low-shoulder fixation; the two ends of the pin combination are convenient to detach, a D-shaped pin can be used when one side is opened, the other side rotates around the Kong Tuoche pin, the top space is opened, and the four-ram blowout preventer is hoisted.
The transport sled frame is formed by welding sectional materials and is provided with two long upright posts, two short upright posts and a rectangular frame at the bottom, through holes are formed in four corners of the rectangular frame, and four pin sleeves with semicircular holes are respectively welded at the tops of the four pin sleeves; and a supporting beam is welded between the long upright post and the short upright post, tapping screw sleeves are embedded and welded on the supporting beam, and a lower backing plate is installed and used for bearing the four-ram blowout preventer. A reinforcing cross beam is welded between the two long upright posts to prevent the upright posts from deforming, and the height of the reinforcing cross beam is lower than that of the side flange of the blowout preventer; there is no cross beam between the two short columns. The upright post is welded with a double-hole lug plate, and the hole of the double-hole lug plate is welded with a hole bushing. And through hole sleeves are welded on the two long upright posts and the two short upright posts, and the hole distance between the through hole sleeves and the double Kong Er plate holes is a designed fixed value and is matched with the adjustable limiting block. A cylindrical pin is arranged at the center of the rectangular frame; the upper end of the cylindrical pin is provided with a transition cylinder sleeve with a hollowed inner cavity, the lower end of the cylindrical pin is welded with a strap Kong Luogan, and the bottom strap Kong Luogan of the cylindrical pin penetrates through the X-shaped bracket and is fastened by a slotted nut. The upper plane of the X-shaped bracket is welded with an oil receiving disc, the height of the X-shaped bracket is positioned in the middle of the square tube of the rectangular frame, and an oil drain screw sleeve and an oil drain plug are welded at one corner of the X-shaped bracket. The X-shaped support is formed by welding four square tubes and a round groove steel column, the square tubes are welded in a rectangular frame, an L-shaped notch on each square tube is welded with a long upright column and a short upright column at right angles, and a groove nut can be contained in a groove at the bottom of the round groove steel column to enable the groove nut to be not lower than the rectangular frame.
The lower backing plate is formed by processing a polyoxymethylene plate and is rectangular, and a cylindrical counter bore is formed in the lower backing plate and is used for installing a screw so that the screw does not exceed an upper plane. The two lower backing plates are respectively arranged on the supporting beams at the left side and the right side of the transport prying frame. The lower backing plate can be selected from a plurality of height specifications for matching the height difference between the bottom flanges of different four-ram blowout preventers.
The adjustable limiting block is formed by combining a slab bridge, a side base plate, a screw and a gasket; the plate bridge consists of a connecting plate and bridge legs arranged at the upper end and the lower end, the top surface of the side backing plate is provided with counter bores, the side backing plate is arranged on tapping holes of the connecting plate through screws and gaskets, the upper end of the side backing plate is inclined, and the chamfer side of the side backing plate is above when the side backing plate is used; the bridge legs are of a double-lug plate structure, the gaps of the double-lug plates at the upper end are narrow, the outer sides of the double-lug plates are flush with the outer plane of the side backing plate, the gaps of the double-lug plates at the lower end are wide, and the inner sides of the double-lug plates are flush with the outer plane of the side backing plate; the double lug plate hole spacing of the upper end and the lower end of the bridge plate is equal to the through hole sleeve and the double Kong Er plate hole spacing on the transportation prying frame, and a pair of optional through hole sleeve and double lug plates on the upright post of the transportation prying frame is used for installing the adjustable limiting block.
The height increasing device is characterized in that the upper end of the height increasing device is a double-hole single plate, the lower end of the height increasing device is a double-lug plate structure, two shaft holes which are arranged up and down are formed in the double-lug plate, the height increasing device and the transporting prying frame are installed between the shoulder fastener and the transporting prying frame in a combined mode through a pin shaft and a cotter pin, and the adjustable limiting block is installed between the height increasing device and the transporting prying frame. The component is used for adjusting the height of the four ram blowout preventer in a larger specification, the double-lug plate structure at the lower end is matched with the double-hole lug plate of the transport prying frame, the double-hole single plate at the upper end is fixedly fastened through a pin shaft or a bolt, and the double-hole single plate at the upper end is matched with the shoulder fastener and the adjustable limiting block.
The invention is suitable for four-ram blowout preventers with different specifications, the current coiled tubing operation process of the domestic oil field generally selects 4.06 inches and 5.12 inches of drift diameters, and the working pressure is selected at 70MPa or 105 MPa.
The transportation method of the four-ram blowout preventer adopts the four-ram blowout preventer transportation sled adapting to various specifications for transportation, and selects the blowout preventer transportation sled matched with the four-ram blowout preventer according to the specifications of the four-ram blowout preventer, and comprises the following steps:
if the size of the four-ram blowout preventer is smaller, the heightening device is removed, the shoulder fasteners are arranged on the transportation prying frame by pin combinations, the height of the four-ram blowout preventer is reduced by selecting a thinner lower backing plate, so that the insertion depth of cylindrical pins is ensured, and the bottom of the four-ram blowout preventer is limited to move transversely; shoulder fasteners press shoulders on two sides of the four-ram blowout preventer to limit jumping of the four-ram blowout preventer in the height direction; an adjustable limiting block is selected to limit the upper end of the four-ram blowout preventer to prevent rotation;
if the four-ram blowout preventer is large in size, four heightening devices are required to be installed between the shoulder fasteners and the transport prying frame, and the lower ends of the heightening devices are fixed with double lugs at the top ends of the upright posts of the transport prying frame through pin shafts; the shoulder fastener is arranged at the upper end of the heightening device, and an adjustable limiting block is selected to be matched with the width of the four-ram blowout preventer; and a thicker lower backing plate is selected for heightening the mounting surface, and after the mounting is completed, the heightened height space is equal to the shoulder of the four-ram blowout preventer, so that the four-ram blowout preventer is stably fixed.
The invention has the beneficial effects that: four ram blowout preventers with different diameters and pressure levels can be fixed on a coiled tubing operation vehicle for transportation through the transportation pry, and the four ram blowout preventers have good protection performance; the unified protection sled base is adopted to connect the size, and fast-assembling formula modularization installation, adjustable cushion realize fixed reliable, light in weight reduces the cost of transportation, solves the time cost of transportation equipment preparation simultaneously.
Drawings
FIG. 1 is an isometric view of an embodiment of the invention;
FIG. 2 is a schematic cross-sectional view of a shoulder fastener according to an embodiment of the present invention;
FIG. 3 is a schematic view of a pin assembly installation in accordance with an embodiment of the present invention;
FIG. 4 is a schematic diagram of an embodiment of a transport sled on an axle side;
FIG. 5 is a schematic cross-sectional view of a transport sled according to an embodiment of the present invention;
FIG. 6 is a schematic cross-sectional view of a cylindrical pin according to an embodiment of the present invention;
FIG. 7 is a schematic bottom view of an embodiment of the present invention;
FIG. 8 is a schematic axial side view of an adjustable stop block according to an embodiment of the present invention;
FIG. 9 is a left side view of a small gauge four ram blowout preventer installed in accordance with an embodiment of the present invention;
FIG. 10 is a front view of a second embodiment of the present invention in a condition of installing a large format four ram blowout preventer;
in the figure: a four ram blowout preventer 1; shoulder fastener 2, shoulder pad 201, mounting screw 202, top deck 203, high shoulder 204, low shoulder 205, round hole 206, round tube 207, reinforced steel plate 208, vertical plate 209, connecting steel plate 210; pin combination 3, D-type pins 301, R-type pins 302, perforated trailer pins 303, aluminum fasteners 304, steel cables 305; the transport sled frame 4, a long upright 401, two short uprights 402, a rectangular frame 403, a pin sleeve 404, a supporting cross beam 405, a reinforcing cross beam 406, a double-hole lug 407, a through hole bushing 408, a cylindrical pin 409, an X-shaped bracket 410, a slotted nut 411, an oil receiving disc 412, an oil drain screw sleeve 413 and an oil drain plug 414; a lower backing plate 5; adjustable limiting block 6, slab bridge 601, side backing plate 602, screw 603 and gasket 604; a height increasing device 7; pin shaft and cotter pin combination 8.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the accompanying drawings.
The utility model provides a four ram preventer transportation sled of adaptable multiple specification, contains shoulder fastener 2, round pin combination 3, transportation sled frame 4, lower bolster 5 and adjustable stopper 6, and lower bolster 5 is installed in transportation sled frame 4 bottom, and the upper portion of transportation sled frame 4 sets up adjustable stopper 6 and pastes tightly with four ram preventer 1 side, and shoulder fastener 2 is detained at four ram preventer 1's top, and the top of transportation sled frame 4 is indirect or is directly connected with shoulder fastener 2 through round pin combination 3 for four ram preventer 1's transportation and fixed.
The top of the transport sled frame 4 is connected with the bottom of the heightening device 7 through a pin shaft and cotter pin combination 8, and the top of the heightening device 7 is connected with the shoulder fastener 2 through a pin combination 3.
The shoulder fastener 2 is formed by combining and welding trapezoid plates and round tubes, an integrated structure is formed by a top bridge deck 203, a high shoulder 204 and a low shoulder 205, the high shoulder 204 is vertically arranged at one end of the top bridge deck 203 downwards, the low shoulder 205 is vertically arranged at the other end of the top bridge deck downwards, the high shoulder 204 is long in arm length, and the low shoulder 205 is short in arm length, so that the high-low shoulder structure is formed; the high shoulder 204 and the low shoulder 205 are provided with a plurality of gradually-enlarged round holes 206 from bottom to top, and round tubes 207 are welded in the round holes 206 to play a reinforcing role; the small round holes at the lowest positions of the high shoulder 204 and the low shoulder 205 are used as the shaft holes of the fixing pins, are matched with the pin combination 3, and the large round holes at the highest positions are used as hoisting hanging points.
The reinforced steel plate 208 is welded at the lower part of the top bridge floor 203 between the high shoulder 204 and the low shoulder 205, the downward vertical plates 209 are welded at the two sides of the reinforced steel plate 208 respectively to form a groove structure, the shoulder pad 201 is arranged in the groove structure, and the shoulder pad 201 is fixedly connected with the reinforced steel plate 208 through the mounting screw 202.
Chamfering the two sides of the shoulder backing plate 201, adopting a polyoxymethylene material to prevent damage to the paint surface of the four-ram blowout preventer 1, and eliminating the gap between the shoulder backing plate 201 and the four-ram blowout preventer 1 by increasing the thickness of the shoulder backing plate 201.
And a connecting steel plate 210 parallel to the reinforcing steel plate 208 is welded on the upper part of the top bridge floor 203 between the high shoulder 204 and the low shoulder 205, and decorative holes are formed in the connecting steel plate 210. The top deck 203 is parallel to the ground.
The pin combination 3 consists of a D-shaped pin 301, an R-shaped pin 302, a perforated trailer pin 303, an aluminum fastener 304, a steel wire rope 305 and the like, wherein the D-shaped pin 301 and the perforated trailer pin 303 are respectively matched in small round holes at the lowest positions of the high shoulder 204 and the low shoulder 205 of the shoulder fastener 2 through the respective aluminum fastener 304 and the steel wire rope 305; the D-shaped pin 301 is used for high shoulder 204 fixation; the R-shaped pin 302 and the perforated trailer pin 303 are used for low shoulder 205 securement; the two ends of the pin combination 3 are convenient to detach, the D-shaped pin 301 can be used when one side is opened, the other side rotates around the pin 303 with Kong Tuoche, the top space is opened, and the four-ram blowout preventer 1 is hoisted.
The transport sled frame 4 is formed by welding sectional materials, and is provided with two long upright posts 401, two short upright posts 402 and a rectangular frame 403 at the bottom, through holes are formed in four corners of the rectangular frame 403, and four pin sleeves 404 with semicircular holes at the top are respectively welded; support beams 405 are welded between the long upright posts 401 and the short upright posts 402, tapping screw sleeves are welded in an embedded mode on the support beams 405, and a lower backing plate 5 is installed and used for bearing the four-ram blowout preventer 1. A reinforcing beam 406 is welded between the two long upright posts 401 to prevent deformation of the upright posts, and the height of the reinforcing beam is lower than that of the side flange of the blowout preventer; there is no cross beam between the two short posts 402. The upright post is welded with a double-hole lug plate 407, and the hole of the double-hole lug plate 407 is welded with a hole bushing 408. The two long upright posts 401 and the two short upright posts 402 are welded with through hole sleeves, the hole distance between the through hole sleeves and the double-hole lug plates 407 is a designed fixed value, and the through hole sleeves are matched with the adjustable limiting block 6. A cylindrical pin 409 is arranged at the center of the rectangular frame 403; the upper end of the cylindrical pin 409 is a transition cylinder sleeve with a hollow inner cavity, the lower end is welded with a strap Kong Luogan, and the bottom strap Kong Luogan of the cylindrical pin 409 passes through the X-shaped bracket 410 and is fastened by a slotted nut 411. The upper plane of the X-shaped bracket 410 is welded with an oil receiving disc 412, the height of the oil receiving disc is positioned in the middle of the square tube of the rectangular frame 403, and an oil drain screw sleeve 413 is welded at one corner of the oil receiving disc and an oil drain plug 414 is arranged on the oil drain screw sleeve. The X-shaped bracket 410 is formed by welding four square tubes and a round groove steel column, the square tubes are welded in the rectangular frame 403, the L-shaped notches on the square tubes are welded with the long upright 401 and the short upright 402 at right angles, and the bottom grooves of the round groove steel column can accommodate slotted nuts 411 so that the slotted nuts are not lower than the rectangular frame 403.
The lower backing plate 5 is formed by processing a polyoxymethylene plate, is rectangular in growth, is provided with a cylindrical counter bore and is used for installing a screw so that the screw does not exceed an upper plane. The two lower base plates 5 are respectively arranged on the left and right supporting beams 405 of the transportation bridge 4. The lower backing plate 5 may be selected from a variety of height specifications for matching the bottom height differences of different four ram blowout preventers 1.
The adjustable limiting block 6 is formed by combining a slab bridge 601, a side base plate 602, a screw 603 and a gasket 604; the slab bridge 601 consists of a connecting plate and bridge legs arranged at the upper end and the lower end, the top surface of a side backing plate 602 is provided with counter bores, the side backing plate is arranged on tapping holes of the connecting plate through screws 603 and gaskets 604, the upper end of the side backing plate is inclined, and the chamfer side of the side backing plate is arranged above when the side backing plate is used; the bridge legs are of a double-lug plate structure, the gaps of the double-lug plates at the upper end are narrow, the outer sides of the double-lug plates are flush with the outer plane of the side backing plate 602, the gaps of the double-lug plates at the lower end are wide, and the inner sides of the double-lug plates are flush with the outer plane of the side backing plate 602; the hole spacing of the double lug plate holes at the upper end and the lower end of the bridge plate 601 is equal to the hole spacing of the through hole sleeve and the double hole lug plate 407 on the transportation pry frame 4, and a pair of optional through hole sleeve and double hole lug plate 407 on the upright post of the transportation pry frame 4 is used for installing the adjustable limiting block 6.
The height increasing device 7 is characterized in that the upper end of the height increasing device is a double-hole single plate, the lower end of the height increasing device is a double-lug plate structure, two shaft holes which are arranged up and down are formed in the double-lug plate structure, the height increasing device is installed between the shoulder fastener 2 and the transport prying frame 4 through a pin shaft and cotter pin combination 8, and the adjustable limiting block 6 is installed between the height increasing device and the transport prying frame 4. The component is used for adjusting the height of the four ram blowout preventer 1 with larger specification, the double-lug plate structure at the lower end is matched with the double-hole lug plate 407 of the transport prying frame 4, the double-hole single plate at the upper end is fixedly fastened through a pin shaft or a bolt, and the double-hole single plate at the upper end is matched with the shoulder fastener 2 and the adjustable limiting block 6.
The invention is suitable for four-ram blowout preventers 1 with different specifications, the current coiled tubing operation process of the oil field generally selects 4.06 inches and 5.12 inches of drift diameters, and the working pressure is selected at 70MPa or 105 MPa.
The transportation method of the four-ram blowout preventer adopts the four-ram blowout preventer transportation sled adapting to various specifications for transportation, and selects the blowout preventer transportation sled matched with the four-ram blowout preventer 1 according to the specifications of the four-ram blowout preventer, and comprises the following steps:
if the four-ram blowout preventer 1 is small in size, the heightening device 7 is removed, the shoulder fasteners 2 are arranged on the transport prying frame 4 by using the pin assemblies 3, the height of the four-ram blowout preventer 1 is lowered by selecting the thinner lower backing plate 5, so that the insertion depth of the pin assemblies 3 is ensured, and the bottom of the four-ram blowout preventer 1 is limited to move transversely; shoulder fasteners 2 press shoulders on two sides of the four-ram blowout preventer 1 to limit jumping in the height direction; an adjustable limiting block 6 is selected to limit the upper end of the four-ram blowout preventer 1 and prevent rotation.
If the four-ram blowout preventer 1 is large in volume, four heightening devices 7 are required to be installed between the shoulder fasteners 2 and the transport sled frames 4, and the lower ends of the heightening devices 7 are fixed on the upright posts of the transport sled frames 4 through pin shafts; the shoulder fastener 2 is arranged at the upper end of the heightening device 7, and the adjustable limiting block 6 is selected to be matched with the width of the four-ram blowout preventer 1; the installation surface is heightened by selecting a thicker lower backing plate 5, and after the installation is completed, the heightened height space is equal to the shoulder of the four-ram blowout preventer 1, so that the four-ram blowout preventer 1 is stably fixed.
In the embodiment, the four-ram blowout preventer 1 is wellhead pressure control equipment of an oil and gas field, is mainly used for the safety protection effect during the production increase and well repair operation of a continuous oil pipe of the oil and gas field, and is characterized by a middle rectangular main body, and four rows of ram cylinders are arranged on two sides of the middle rectangular main body. According to different specifications such as pressure grade, drift diameter and the like, the size of the flange is changed along with the height of the flange, and the safety fixation is particularly important during transportation.
The shoulder fastener 2 is formed by welding trapezoid plates and round tubes in a combined mode, and is of a high-low shoulder structure. The bridge deck at the top is parallel to the ground after installation. The shoulder backing plate 201 is made of polyoxymethylene material, so that the paint surface of the four-ram blowout preventer 1 is prevented from being damaged, and two sides are chamfered. The adjusting height of the backing plate can be increased between the shoulder backing plate 201 and the shoulder fastener 2, and the gap between the shoulder backing plate 201 and the four-ram blowout preventer 1 is eliminated.
The transportation sled frame 4 is formed by welding the section bar, the bottom is the rectangular frame 403 that the section bar welded formed, and the supporting beam 405 embedding welding has the tapping swivel nut, installs lower bolster 5 for bear four ram preventer 1.
The lower backing plate 5 is formed by processing a polyoxymethylene plate, is rectangular in growth, is provided with a cylindrical counter bore and is used for installing a screw so that the screw does not exceed an upper plane. The two parts are respectively arranged on the left and right supporting beams 405 of the transportation bridge 4. The lower backing plate 5 may be selected from a variety of height specifications for matching the bottom height differences of different four ram blowout preventers 1.
The invention is applicable to four-ram blowout preventers 1 with different specifications, the current working process of an oil field uses 4.06 inch and 5.12 inch paths, the working pressure is selected at 70MPa or 105MPa, and two four-ram blowout preventers 1 are exemplified here for illustration:
firstly, a four-ram blowout preventer 1 is installed, the drift diameter of the four-ram blowout preventer 1 is 4.06 inches, the working pressure is 70MPa, the equipment specification is small, the volume is small, at the moment, an heightening device 7 is removed, shoulder fasteners 2 are installed on a transportation prying frame through pin assemblies 3, the insertion depth of cylindrical pins 409 is ensured by selecting a thin lower backing plate 5 to reduce the height of the four-ram blowout preventer 1, at the moment, cylindrical pins 409 slightly smaller than 4.06 inches are selected to limit the transverse movement of the bottom of the blowout preventer; shoulder fasteners 2 press shoulders on two sides of the four-flashboard blowout preventer 1 to limit jumping in the height direction; the adjustable limiting block 6 of the thicker side backing plate 602 is selected to limit the upper end of the four-ram blowout preventer 1, prevent rotation, and the top chamfer of the adjustable limiting block plays a guiding role when the four-ram blowout preventer 1 falls down.
In the second embodiment, the four-ram blowout preventer 1 is installed, the drift diameter is 5.12 inches, the working pressure is 105MPa, the equipment specification is large, the volume is large, at the moment, four heightening devices 7 are required to be installed between the shoulder fasteners 2 and the transport pry frame 4, and the double-lug plates at the lower end are fixed with the double-hole lug plates 407 on the upright post of the transport pry frame 4 through pin shafts; the uppermost hole of the upper single ear plate is used for installing the shoulder fastener 2, the thickness of the single ear plate is equal to the width of the through hole bushing 408, the second hole of the single ear plate is used for fixing the upper end of the adjustable limiting block 6, and the upright post is provided with a pin hole with a matched interval for fixing the lower end of the adjustable limiting block 6. The thin side bolster 602 is selected to match the width of the four ram blowout preventer 1. The thicker lower backing plate 5 is selected to be used for heightening the mounting surface and accommodating a flange with a higher bottom of the four-ram blowout preventer 1. After the installation is completed, the height space after the height is increased is equal to the shoulder of the four-ram blowout preventer 1, and finally the four-ram blowout preventer 1 is stably fixed.
Claims (7)
1. Four ram preventer transport sled of adaptable multiple specification, its characterized in that: the four-gate blowout preventer comprises shoulder fasteners (2), pin combinations (3), a transportation prying frame (4), a lower base plate (5) and an adjustable limiting block (6), wherein the lower base plate (5) is arranged at the bottom of the transportation prying frame (4), the adjustable limiting block (6) is arranged on the upper portion of the transportation prying frame (4) and is tightly attached to the side face of the four-gate blowout preventer (1), the shoulder fasteners (2) are buckled at the top of the four-gate blowout preventer (1), and the top of the transportation prying frame (4) is indirectly or directly connected with the shoulder fasteners (2) through the pin combinations (3) and is used for transportation and fixation of the four-gate blowout preventer (1);
the top of the transport prying frame (4) is connected with the bottom of the heightening device (7) through a pin shaft and cotter pin combination (8), and the top of the heightening device (7) is connected with the shoulder fastener (2) through a pin combination (3);
the shoulder fastener (2) is formed by combining and welding trapezoid plates and round tubes, an integrated structure is formed by a top bridge deck (203), a high shoulder (204) and a low shoulder (205), the high shoulder (204) is vertically arranged at one end of the top bridge deck (203) downwards, the low shoulder (205) is vertically arranged at the other end of the top bridge deck downwards, the arm length of the high shoulder (204) is long, and the arm length of the low shoulder (205) is short, so that the high shoulder structure and the low shoulder structure are formed; the high shoulder (204) and the low shoulder (205) are provided with a plurality of gradually-enlarged round holes (206) from bottom to top, and round tubes (207) are welded in the round holes (206) to play a reinforcing role; the small round holes at the lowest positions of the high shoulder (204) and the low shoulder (205) are used as fixing pin shaft holes and matched with the pin combination (3), and the large round hole at the highest position is used as a hoisting hanging point;
the transport prying frame (4) is formed by welding sectional materials and is provided with two long upright posts (401), two short upright posts (402) and a rectangular frame (403) at the bottom, through holes are formed in four corners of the rectangular frame (403), and four pin sleeves (404) with semicircular holes at the tops are respectively welded; a supporting beam (405) is welded between the long upright post (401) and the short upright post (402), a tapping screw sleeve is embedded and welded in the supporting beam (405), and a lower base plate (5) is arranged and used for bearing a four-ram blowout preventer (1); a reinforcing cross beam (406) is welded between the two long upright posts (401) to prevent the upright posts from deforming, and the height of the reinforcing cross beam is lower than that of the side flange of the blowout preventer; no cross beam is arranged between the two short upright posts (402); the upright post is welded with a double-hole lug plate (407), and the hole of the double-hole lug plate (407) is welded with a hole bushing (408); the two long upright posts (401) and the two short upright posts (402) are welded with through hole sleeves, the hole distance between the through hole sleeves and the double-hole lug plates (407) is a designed fixed value, and the through hole sleeves are matched with the adjustable limiting block (6); a cylindrical pin (409) is arranged at the center of the rectangular frame (403); the upper end of the cylindrical pin (409) is provided with a transition cylinder sleeve for hollowing an inner cavity, the lower end of the cylindrical pin is welded with a belt Kong Luogan, and a belt Kong Luogan at the bottom of the cylindrical pin (409) penetrates through the X-shaped bracket (410) and is fastened by a slotted nut (411); an oil receiving disc (412) is welded on the upper plane of the X-shaped bracket (410), the height of the oil receiving disc is positioned in the middle of a square tube of the rectangular frame (403), an oil drain screw sleeve (413) is welded at one corner of the oil receiving disc, and an oil drain plug (414) is arranged on the oil drain screw sleeve; the X-shaped bracket (410) is formed by welding four square tubes and a round groove steel column, the square tubes are welded in a rectangular frame (403), an L-shaped notch on each square tube is welded with a long upright column (401) and a short upright column (402) at right angles, and a slotted nut (411) can be contained in a groove at the bottom of the round groove steel column so that the slotted nut is not lower than the rectangular frame (403).
2. The four ram blowout preventer transport sled adaptable to a plurality of specifications of claim 1, wherein: the reinforced steel plate (208) is welded at the lower part of the top bridge deck (203) between the high shoulder (204) and the low shoulder (205), downward vertical plates (209) are welded at two sides of the reinforced steel plate (208) respectively to form a groove structure, a shoulder base plate (201) is arranged in the groove structure, and the shoulder base plate (201) is fixedly connected with the reinforced steel plate (208) through mounting screws (202).
3. The four ram blowout preventer transport sled adaptable to a plurality of specifications of claim 2, wherein: chamfering at two sides of the shoulder backing plate (201) is performed, a polyoxymethylene material is adopted, damage to the paint surface of the four-ram blowout preventer (1) is prevented, and gaps between the shoulder backing plate (201) and the four-ram blowout preventer (1) are eliminated by increasing the thickness of the shoulder backing plate (201).
4. The four ram blowout preventer transport sled adaptable to a plurality of specifications of either one of claims 1 or 2, wherein: the pin combination (3) consists of a D-shaped pin (301), an R-shaped pin (302), a perforated trailer pin (303), an aluminum fastener (304) and a steel wire rope (305), wherein the D-shaped pin (301) and the perforated trailer pin (303) are respectively matched in small round holes at the lowest parts of a high shoulder (204) and a low shoulder (205) of the shoulder fastener (2) through the respective aluminum fastener (304) and the steel wire rope (305); the D-shaped pin (301) is used for fixing the high shoulder (204); the R-shaped pin (302) and the perforated trailer pin (303) are used for fixing the low shoulder (205); the two ends of the pin combination (3) are convenient to detach, only one side of the pin combination is opened by using a D-shaped pin (301), the other side of the pin combination rotates around a belt Kong Tuoche pin (303), a top space is opened, and the four-ram blowout preventer (1) is hoisted.
5. The four ram blowout preventer transport sled adaptable to a plurality of specifications of either one of claims 1 or 2, wherein: the adjustable limiting block (6) is formed by combining a slab bridge (601), a side base plate (602), a screw (603) and a gasket (604); the slab bridge (601) consists of a connecting plate and bridge legs arranged at the upper end and the lower end of the connecting plate, the top surface of a side backing plate (602) is provided with a counter bore, the side backing plate is arranged on a tapping hole of the connecting plate through a screw (603) and a gasket (604), the upper end of the side backing plate is inclined at an angle, and the chamfer side of the side backing plate is arranged above when the side backing plate is used; the bridge legs are of a double-lug plate structure, the gaps of the double-lug plates at the upper end are narrow, the outer sides of the double-lug plates are flush with the outer plane of the side backing plate (602), the gaps of the double-lug plates at the lower end are wide, and the inner sides of the double-lug plates are flush with the outer plane of the side backing plate (602); the double-lug plate hole spacing at the upper end and the lower end of the plate bridge (601) is equal to the hole spacing between the through hole sleeve and the double-hole lug plate (407) on the transport prying frame (4), and a pair of arbitrary through hole sleeve and double-hole lug plate (407) on the upright post of the transport prying frame (4) is used for installing an adjustable limiting block (6).
6. The four ram blowout preventer transport sled adaptable to a plurality of specifications of claim 1, wherein: the height increasing device (7) is provided with a double-hole single plate at the upper end and a double-lug plate structure at the lower end, two shaft holes which are arranged up and down are formed in the double-lug plate, and the double-lug plate is arranged between the shoulder fastener (2) and the adjustable limiting block (6) through a pin shaft and cotter pin combination (8); the heightening device (7) is used for adjusting the height of the larger-sized four-ram blowout preventer (1), the double-lug plate structure at the lower end is matched with the double-hole lug plate (407) of the transport prying frame (4), the double-hole single plate at the upper end is fixedly fastened through a pin shaft or a bolt, and the double-hole single plate at the upper end is matched with the shoulder fastener (2) and the adjustable limiting block (6).
7. A four ram blowout preventer transport method adaptable to multiple specifications, employing the four ram blowout preventer transport sled defined in any one of claims 1-6, characterized in that: according to the specification of the four-ram blowout preventer (1), selecting a blowout preventer transport sled matched with the four-ram blowout preventer, and comprising the following steps:
if the size of the four-ram blowout preventer (1) is smaller, the heightening device (7) is removed, the shoulder fastener (2) is directly installed on the transportation prying frame (4) through the pin combination (3), the height of the four-ram blowout preventer (1) is lowered through selecting a thinner lower backing plate (5), the insertion depth of a cylindrical pin (409) is ensured, and the bottom of the four-ram blowout preventer (1) is limited to transversely move; shoulder fasteners (2) press shoulders on two sides of the four-ram blowout preventer (1) to limit jumping in the height direction; an adjustable limiting block (6) is selected to limit the upper end of the four-ram blowout preventer (1) to prevent rotation;
if the four-ram blowout preventer (1) is large in size, four heightening devices (7) are required to be installed between the shoulder fasteners (2) and the transport prying frames (4), and the lower ends of the heightening devices (7) are fixed on the upright posts of the transport prying frames (4) through pin shafts; the shoulder fastener (2) is arranged at the upper end of the heightening device (7), and an adjustable limiting block (6) is selected to be matched with the width of the four-ram blowout preventer (1); the installation surface is adjusted to be higher by selecting a thicker lower backing plate (5), and after the installation is completed, the height space after the installation is increased is equal to the shoulder of the four-ram blowout preventer (1), so that the four-ram blowout preventer (1) is stably fixed.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210492439.5A CN114889520B (en) | 2022-05-07 | 2022-05-07 | Four-ram blowout preventer transportation pry capable of adapting to various specifications and transportation method |
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|---|---|---|---|
| CN202210492439.5A CN114889520B (en) | 2022-05-07 | 2022-05-07 | Four-ram blowout preventer transportation pry capable of adapting to various specifications and transportation method |
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| CN114889520A CN114889520A (en) | 2022-08-12 |
| CN114889520B true CN114889520B (en) | 2023-12-08 |
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Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040073973A (en) * | 2003-02-14 | 2004-08-21 | 팔핑게르 에이지 | Transport securing arrangement for a side extension arm of a vehicle |
| CN202481256U (en) * | 2012-01-16 | 2012-10-10 | 浙江东海岸船业有限公司 | Universal type movable supporting base |
| CN103590763A (en) * | 2013-11-23 | 2014-02-19 | 湖北江汉建筑工程机械有限公司 | Blowout preventer transportation and installation device of oil drilling platform |
| CN104139726A (en) * | 2014-01-13 | 2014-11-12 | 李瑞琪 | Special transport vehicle for well service equipment performing blowout prevention operation |
| CN208665045U (en) * | 2018-09-07 | 2019-03-29 | 望都县君荣铸造有限公司 | A kind of height-adjustable container support base |
| CN210660005U (en) * | 2019-09-16 | 2020-06-02 | 中石化四机石油机械有限公司 | Moving device for mounting and dismounting blowout preventer |
| CN211731193U (en) * | 2020-09-10 | 2020-10-23 | 东营市元捷石油机械有限公司 | Blowout preventer transportation protection frame |
| CN111997336A (en) * | 2020-08-24 | 2020-11-27 | 四川宝石机械钻采设备有限责任公司 | Height-adjustable auxiliary supporting device with load sensor |
| CN212529468U (en) * | 2020-07-08 | 2021-02-12 | 华信唐山石油装备有限公司 | Multifunctional loading frame combination tool of blowout preventer |
| CN213450311U (en) * | 2020-11-10 | 2021-06-15 | 柏轲 | Anti-back-buckling locking device for hoop of rotary blowout preventer |
| CN214007093U (en) * | 2020-12-18 | 2021-08-20 | 华信唐山石油装备有限公司 | Continuous sucker rod operation vehicle |
| CN113859096A (en) * | 2021-09-07 | 2021-12-31 | 湖南双达机电有限责任公司 | Pipe string clamping jaw and pipe string vehicle |
| CN217099817U (en) * | 2022-05-07 | 2022-08-02 | 华信唐山石油装备有限公司 | Four flashboard preventer transportation sledges |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7896083B2 (en) * | 2007-10-15 | 2011-03-01 | James Raymond Vickery | Pivoted rail-based assembly and transport system for well-head equipment |
| US9738199B2 (en) * | 2013-02-11 | 2017-08-22 | Nabors Drilling Usa, Lp | Blowout preventer transport cart |
| US20210032959A1 (en) * | 2019-07-29 | 2021-02-04 | Nabors Drilling Technologies Usa, Inc. | Moveable bop transport skid |
-
2022
- 2022-05-07 CN CN202210492439.5A patent/CN114889520B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040073973A (en) * | 2003-02-14 | 2004-08-21 | 팔핑게르 에이지 | Transport securing arrangement for a side extension arm of a vehicle |
| CN202481256U (en) * | 2012-01-16 | 2012-10-10 | 浙江东海岸船业有限公司 | Universal type movable supporting base |
| CN103590763A (en) * | 2013-11-23 | 2014-02-19 | 湖北江汉建筑工程机械有限公司 | Blowout preventer transportation and installation device of oil drilling platform |
| CN104139726A (en) * | 2014-01-13 | 2014-11-12 | 李瑞琪 | Special transport vehicle for well service equipment performing blowout prevention operation |
| CN208665045U (en) * | 2018-09-07 | 2019-03-29 | 望都县君荣铸造有限公司 | A kind of height-adjustable container support base |
| CN210660005U (en) * | 2019-09-16 | 2020-06-02 | 中石化四机石油机械有限公司 | Moving device for mounting and dismounting blowout preventer |
| CN212529468U (en) * | 2020-07-08 | 2021-02-12 | 华信唐山石油装备有限公司 | Multifunctional loading frame combination tool of blowout preventer |
| CN111997336A (en) * | 2020-08-24 | 2020-11-27 | 四川宝石机械钻采设备有限责任公司 | Height-adjustable auxiliary supporting device with load sensor |
| CN211731193U (en) * | 2020-09-10 | 2020-10-23 | 东营市元捷石油机械有限公司 | Blowout preventer transportation protection frame |
| CN213450311U (en) * | 2020-11-10 | 2021-06-15 | 柏轲 | Anti-back-buckling locking device for hoop of rotary blowout preventer |
| CN214007093U (en) * | 2020-12-18 | 2021-08-20 | 华信唐山石油装备有限公司 | Continuous sucker rod operation vehicle |
| CN113859096A (en) * | 2021-09-07 | 2021-12-31 | 湖南双达机电有限责任公司 | Pipe string clamping jaw and pipe string vehicle |
| CN217099817U (en) * | 2022-05-07 | 2022-08-02 | 华信唐山石油装备有限公司 | Four flashboard preventer transportation sledges |
Non-Patent Citations (2)
| Title |
|---|
| 新型测井拖撬撬体结构设计和制造工艺;芮小斌;孙文谦;;石油矿场机械(07);第51-54页 * |
| 新型闸板防喷器翻转装置的研制与应用;杨峰;顾明峰;李洪宾;曲成;吴瑞东;岳贺涛;常海鹏;;石油和化工设备(07);第30-32页 * |
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