CN220059467U - Compact durable ultrahigh-pressure throttling manifold - Google Patents
Compact durable ultrahigh-pressure throttling manifold Download PDFInfo
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- CN220059467U CN220059467U CN202321398043.0U CN202321398043U CN220059467U CN 220059467 U CN220059467 U CN 220059467U CN 202321398043 U CN202321398043 U CN 202321398043U CN 220059467 U CN220059467 U CN 220059467U
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- 229910045601 alloy Inorganic materials 0.000 claims abstract description 13
- 239000000956 alloy Substances 0.000 claims abstract description 13
- 230000000630 rising effect Effects 0.000 claims abstract description 11
- 239000004576 sand Substances 0.000 claims abstract description 6
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 5
- 238000009530 blood pressure measurement Methods 0.000 claims abstract description 3
- 239000000919 ceramic Substances 0.000 claims description 8
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 229910001182 Mo alloy Inorganic materials 0.000 claims description 2
- OGSYQYXYGXIQFH-UHFFFAOYSA-N chromium molybdenum nickel Chemical compound [Cr].[Ni].[Mo] OGSYQYXYGXIQFH-UHFFFAOYSA-N 0.000 claims description 2
- 210000002445 nipple Anatomy 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 210000001503 joint Anatomy 0.000 description 6
- 239000012530 fluid Substances 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000005553 drilling Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Valve Housings (AREA)
Abstract
A compact and durable ultra-high pressure throttling manifold is composed of a pipe valve main body, a plurality of supports and a lifting base, wherein three throttling pipelines, a blowout pipeline, a discharge pipeline and a pressure measurement pipeline are formed in the pipe valve main body by taking a five-way at an inlet as a starting point; in the throttle pipeline and the pressure measuring pipeline, all nine manual hidden rod valves are 'an ultra-high pressure sand control ball screw hidden rod flat valve', and all two hydraulic throttle valves and one manual throttle valve are 'wedge throttle valves'; in the open-flow pipeline and the discharge pipeline, five manual rising stem valves are used, and all the five manual rising stem flat valves are driven by a bevel gear reducer. And a backflow hole is processed on the opposite side of the inlet channel of the throttle valve, and a hard alloy module is arranged on the backflow hole; and hard alloy layers or embedded hard alloy sleeves are respectively deposited in the conical bodies at the two ends of the wear-resistant nipple and the passage holes at the neck flange. And thus compact and durable.
Description
Technical Field
The utility model relates to a throttle manifold in oil machinery and oil gas drilling equipment.
Background
With the scale development of deep oil gas resources in western regions of China, the consumption of the ultrahigh-pressure choke manifold is increased. However, the existing ultrahigh-pressure choke manifold is firstly used to adopt ball screw driven manual open-lever flat valves with tail levers to cope with valve opening and closing resistance formed by ultrahigh pressure, and as a result, the new problems of large volume, large weight, high price and the like of the choke manifold are caused. Secondly, the extra-high pressure fluid containing sand grains and broken stones greatly damages a throttle valve and a wear-resistant short joint used in a throttle manifold, has short service life, is a vulnerable part, is frequently maintained and replaced, can influence the process of drilling operation, increases the economic burden of a user, and also has the risks of well kick and blowout. Therefore, it is necessary to provide a new valve member for the ultrahigh pressure choke manifold, thereby reducing the volume and weight of the product, reducing the cost and price, and improving the service life and the use benefits.
Disclosure of Invention
The utility model aims to develop a choke manifold which is used under the ultra-high pressure working condition by means of a novel pipe valve technology and has the advantages of small volume, light weight, low price, long service life and high benefit.
The utility model is composed of a pipe valve main body, a plurality of brackets and a lifting base, wherein three throttle pipelines, a blowout pipeline, a discharge pipeline and a pressure measurement pipeline are formed in the pipe valve main body by taking a five-way at an inlet as a starting point; the special points are that: in the three throttle pipelines and the pressure measuring pipeline, all nine manual hidden rod valves are 'an ultra-high pressure sand control ball screw hidden rod flat valve', and all two hydraulic throttle valves and one manual throttle valve are 'wedge throttle valves'; five manual rising stem valves are used in an open flow pipeline and a discharge pipeline, and all the five manual rising stem valves are driven by a bevel gear reducer.
In addition, two hydraulic throttle valves and one manual throttle valve used in three throttle pipelines are of four-way structure, a backflow hole penetrating through the valve body is formed opposite to an inlet channel of the valve body, and a blind flange embedded with a hard alloy module is arranged on the valve body outside the backflow hole.
In the pipe valve main body, wear-resistant short sections connected with two hydraulic throttle valves are arranged in the middle of the pipe valve main body, thick cylinders with the same outer diameters as flanges at two ends are arranged in the middle of the pipe valve main body, cone bodies and neck flanges are arranged at two ends of the pipe valve main body, and a section of hard alloy wear-resistant layer or a section of ceramic wear-resistant sleeve is embedded in the thickened passage holes at the cone bodies and the neck flanges.
Because in the pipe valve main body of the utility model, fourteen manual flat valves are used, either the sand prevention type hidden rod flat valve driven by a ball screw pair or the no-tail rod manual open rod flat valve driven by a bevel gear reducer, the two flat valves have no tail rod structures, the valve height is reduced, the whole height of a throttle manifold is reduced, the volume of a product is reduced, the weight of the product is reduced, and the problem of high valve opening and closing resistance caused by an ultrahigh pressure working condition is solved. The hydraulic or manual throttle valves are wedge throttle valves, all adopt four-way valve bodies, and replaceable hard alloy modules are additionally arranged at vulnerable parts of the valve bodies; the wear-resistant pup joint is characterized in that hard alloy wear-resistant layers are deposited or embedded in the channel holes thickened at the conical bodies at the two ends and the neck flange, and the middle part is provided with a ceramic wear-resistant sleeve by adopting a method of thickening the pipe wall, so that the wear resistance and erosion resistance of parts are improved. The utility model reduces the volume, weight and cost of the product, and has excellent product performance and service life.
Drawings
FIG. 1 is a schematic view of the general structure of the horizontal projection of the five-way upper pressure measuring pipeline of the present utility model after the pipeline is removed;
fig. 2 is a schematic view of the general structure of the present utility model projected from right to left in fig. 1.
The names of the components shown in the figures are as follows:
1. the device comprises a transition nipple, 2, five-way, 3, a manual blind rod valve, 4, a hydraulic throttle valve, 5, a manual throttle valve, 6, a wear-resistant pipe, 7, four-way, 8, a blind flange, 9, a short buffer pipe, 10, a manual open rod valve, 11, three-way, 12, a long buffer pipe, 13, a sealing gasket ring, 14, a stud nut, 15, an instrument seat, 16, a union flange, 17, a band nut, 18, a union tee, 19, a conversion joint, 20, an ultrahigh pressure gauge, 21, a pressure sensor, 22, a double male joint, 23, a stop valve, 24, a high pressure gauge, 25, a clamp bracket, 26, a pallet bracket, 27, an upper base, 28, a lower base, 29, a lifting pipe, 30 and a chain bolt.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
the utility model consists of a pipe valve main body, a plurality of brackets and a lifting base. Wherein: the pipe valve member main body is formed by connecting parts such as various valves, short sections, five-way pipes, four-way pipes, three-way pipes, flanges, buffer pipes, instrument seats, connectors, stop valves, pressure gauges and the like and is used for realizing the basic functions of products. The runner holes, the pressure chambers and the flange butt joints of all parts in the pipe valve are mutually connected by adopting metal sealing backing rings 13 with the same or different sizes and stud nuts 14 which are uniformly distributed so as to prevent leakage or damage of fluid medium with ultrahigh pressure. The pipe valve main body of the utility model takes five-way 2 as a center and adopts a conventional ultra-high pressure throttle manifold layout: namely, three throttling pipelines, an open-flow pipeline, a discharge pipeline and a pressure measuring pipeline are formed by taking a transition nipple 1 and a five-way pipe 2 at an inlet as starting points. Two main throttle pipelines in the three throttle pipelines are formed by connecting two manual hidden rod valves 3 which are longitudinally connected in series, a hydraulic throttle valve 4 which turns right angle, a wear-resistant nipple 6 and a manual hidden rod valve 3 with five-way 2 as a starting point, and are distributed longitudinally and transversely and symmetrically. The other auxiliary throttle pipeline takes a tee joint 11 in the open-flow pipeline as a starting point, is formed by mutually connecting two manual hidden rod valves 3 and a right-angle steering manual throttle valve 5, and is positioned at one side of the open-flow pipeline in the pipe valve main body. The blowout pipe is positioned on the transverse central line of the pipe valve main body, takes five-way 2 as a starting point, and is formed by mutually connecting three manual rising stem valves 10, a tee joint 11 and a four-way joint 7 which are arranged among the three valves at intervals so as to blow with the shortest straight-through pipeline. The discharge pipeline is formed by longitudinally connecting a manual rising stem valve 10 at two longitudinal ends, four-way joints 7, a transition short joint 1, a short buffer tube 9 and a long buffer tube 12 in series, and is connected and communicated with a blowout pipeline and three throttling pipelines for discharging underground fluid forwards or backwards during normal operation; three manual rising stem valves 10 and three four-way valves 7 in the open-flow pipeline and the discharge pipeline are respectively provided with a blind flange 8 at the outward outlet ends, and a certain blind flange 8 can be removed on site according to the requirements of users and then externally connected with a discharge pipeline. The pressure measuring pipeline takes five-way 2 as a starting point, is vertically upwards connected by a transition nipple 1, a horizontal manual hidden rod valve 3, a meter seat 15, four union flanges 16, ten ring nuts 17, three union tee joints 18, seven adapter joints 19, an ultrahigh pressure meter 20, a pressure sensor 21, a double male joint 22, a stop valve 23, a high pressure meter 24 and other parts; the upper limit of the ultra-high pressure gauge 20 is greater than or equal to 150MPa, and the upper limit of the high pressure gauge 24 is less than or equal to 50MPa, for measuring and displaying the pressure of the fluid downhole.
In order to adapt to the ultra-high pressure working condition and reduce the volume of a product, nine manual hidden rod valves 3 in three throttling pipelines and one pressure measuring pipeline are all ultra-high pressure sand control type ball screw hidden rod flat valves (Chinese patent number: ZL 202220618191.8), and a ball screw pair is adopted to replace a conventional trapezoidal thread pair to drive the valve to switch, so that the friction resistance can be greatly reduced. Two hydraulic throttle valves 4 and one manual throttle valve 5 used for the three throttle pipelines are all 'wedge throttle valves'; the valve body is of a four-way structure, a backflow hole penetrating through the valve body is machined on the opposite side of the inlet channel of the valve body, and a blind flange embedded with a hard alloy module is arranged on the valve body outside the backflow hole and used for bearing erosion of ultra-high pressure debris flow so as to prevent the valve body from being damaged in advance. Five manual rising stem valves used in an open flow pipeline and a discharge pipeline are all 'a tailless manual rising stem flat valve (Chinese patent number: ZL202121448963. X)' which is driven by a bevel gear reducer, and the switching resistance of the valve is overcome by adopting a gear reduction and torque increase method. In the pipe valve main body, wear-resistant short sections 6 respectively connected with two hydraulic throttle valves 4, a thick cylinder with the same outer diameter as flanges at two ends, a cone with two ends connected with each other and a neck flange are arranged in the middle, a channel hole with two thickened ends penetrates through the neck flanges at two ends, the cone and the cylinder in the middle; a section of hard alloy wear-resistant layer or a section of ceramic wear-resistant sleeve is respectively overlaid in the thickened passage holes at the conical bodies at the two ends and the neck flange, so that the service life of the wear-resistant sleeve is prolonged.
In the utility model, in the channel holes thickened at the conical bodies at the two ends of the two wear-resistant pup joints 6 and the necked flange, the hard alloy wear-resistant layer material for surfacing is as follows: high nickel chromium molybdenum alloy ER625, thickness greater than or equal to 3 mm; the inlaid ceramic wear-resistant sleeve material is as follows: zirconia ceramic having a thickness of 3 mm or more.
The instrument seat 15 in the pressure measuring pipeline is a rectangular five-way part, and a channel hole below the instrument seat is connected with a manual hidden rod valve 3; four passage holes on the left, right and upper sides are respectively connected with four union flanges 16; three of the four union flanges 16 are respectively connected with a union tee 18, the other union flange 16 and six outlet ends of the three union tee 18 are connected with seven adapter connectors 19 by using a ring nut 17, and a plurality of devices such as pressure gauges or sensors can be connected.
The plurality of brackets of the present utility model are divided into two types, namely, a clip bracket 25 and a pallet bracket 26: the clamp bracket 25 takes a pipe column as a main body, a lower semicircle clamp with holes is welded at the upper end of the pipe column and is used for supporting the joint of the flanges of the manual hidden rod valve 3 and the two hydraulic throttle valves 4 and the middle parts of the two wear-resistant short sections 6, and then the upper semicircle clamp with holes and bolts and nuts are used for clamping and fixing; four symmetrical reinforcing ribs are welded at the lower end of the pipe column and are welded with the upper surface of the upper base 27 in a contact manner. The supporting plate bracket 26 also takes a pipe column as a main body, and the upper end of the pipe column is welded with round plates or square plates with four holes uniformly distributed and is used for supporting the pipe column right below the five-way pipe 2, the four-way pipe 7 and the tee joint 11 and is mutually connected and fixed by the stud nuts 14; four symmetrical reinforcing ribs are welded at the lower end of the pipe column and are welded with the upper surface of the upper base 27 in a contact manner. The four clip brackets 25 and the six pallet brackets 26 together support the valve body of the valve member of the pipe and connect it to the upper base 27 in one piece for overall handling.
The lifting base comprises an upper base 27, a lower base 28, a lifting tube 29 and a chain latch 30. The upper base 27 and the lower base 28 are rectangular skid members and are formed by welding channel steel or rectangular steel pipes, round steel pipes and steel plates. Both ends of the upper base 27 and the lower base 28 protruding in the length direction symmetrically cross a round steel pipe, the length of the round steel pipe protrudes out of the edge of the frame, and after being welded with the frame, both ends of the round steel pipe are welded with a round baffle plate respectively so as to be lifted by a rigging. Four round nuts are welded near four corners of the lower base 28, four upright lifting pipes 29 are fixed in the four round nuts by threaded connection, and cross staggered lifting holes are uniformly distributed on the four lifting pipes 29 at equal intervals. Four round holes are correspondingly formed in four corners of the upper base 27, and four bolts 30 with chains are welded nearby the four round holes; with the aid of the lifting device, the upper base 27 can be lifted and lowered relative to the lower base 28 along four lifting tubes 29, and four chain bolts 30 are inserted into corresponding holes of the four lifting tubes 29, so that the heights of the upper base 27 and the pipe valve main body can be adjusted and fixed to be in butt joint with wellhead equipment.
Claims (5)
1. A compact and durable ultra-high pressure throttling manifold is composed of a pipe valve main body, a plurality of supports and a lifting base, wherein three throttling pipelines, a blowout pipeline, a discharge pipeline and a pressure measurement pipeline are formed in the pipe valve main body by taking a five-way at an inlet as a starting point; the method is characterized in that: in the three throttle pipelines and the pressure measuring pipeline, all nine manual hidden rod valves are 'an ultra-high pressure sand control ball screw hidden rod flat valve', and all two hydraulic throttle valves and one manual throttle valve are 'wedge throttle valves'; five manual rising stem valves are used in an open flow pipeline and a discharge pipeline, and all the five manual rising stem valves are driven by a bevel gear reducer.
2. The compact, durable, ultra-high pressure choke manifold of claim 1, wherein: two hydraulic throttle valves and one manual throttle valve used in the three throttle pipelines are of a four-way structure, a backflow hole penetrating through the valve body is formed opposite to an inlet channel of the valve body, and a blind flange embedded with a hard alloy module is arranged on the valve body outside the backflow hole.
3. The compact, durable, ultra-high pressure choke manifold of claim 1, wherein: in the pipe valve main body, wear-resistant short sections respectively connected with two hydraulic throttle valves are arranged in the middle, a thick cylinder with the same outer diameter as flanges at two ends, a cone with two ends connected with each other and a neck flange are arranged at two ends, a channel hole with two thickened ends penetrates through the neck flanges at two ends, the cone and the cylinder in the middle; a section of hard alloy wear-resistant layer or a section of ceramic wear-resistant sleeve is respectively overlaid in the thickened passage holes at the conical bodies at the two ends and the neck flange.
4. A compact, durable, ultra-high pressure choke manifold according to claim 3, characterized by: in the channel holes thickened at the conical bodies at the two ends of the two wear-resistant pup joints and the necked flange, the hard alloy wear-resistant layer material for surfacing is: high nickel chromium molybdenum alloy ER625, thickness greater than or equal to 3 mm; the inlaid ceramic wear-resistant sleeve material is as follows: zirconia ceramic having a thickness of 3 mm or more.
5. The compact, durable, ultra-high pressure choke manifold of claim 1, wherein: the instrument seat in the pressure measuring pipeline is a rectangular five-way part, the channel hole at the lower part of the instrument seat is connected with a manual hidden rod valve, and the left, right and upper four channel holes of the instrument seat are respectively connected with four union flanges; three of the four union flanges are respectively connected with the union tee joint, the other union flange and six outlet ends of the three union tee joints are connected with seven adapter joints by using nuts with rings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321398043.0U CN220059467U (en) | 2023-06-05 | 2023-06-05 | Compact durable ultrahigh-pressure throttling manifold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321398043.0U CN220059467U (en) | 2023-06-05 | 2023-06-05 | Compact durable ultrahigh-pressure throttling manifold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220059467U true CN220059467U (en) | 2023-11-21 |
Family
ID=88749813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321398043.0U Active CN220059467U (en) | 2023-06-05 | 2023-06-05 | Compact durable ultrahigh-pressure throttling manifold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220059467U (en) |
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2023
- 2023-06-05 CN CN202321398043.0U patent/CN220059467U/en active Active
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