CN206158630U - High pressure filters choke manifold - Google Patents
High pressure filters choke manifold Download PDFInfo
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- CN206158630U CN206158630U CN201621192091.4U CN201621192091U CN206158630U CN 206158630 U CN206158630 U CN 206158630U CN 201621192091 U CN201621192091 U CN 201621192091U CN 206158630 U CN206158630 U CN 206158630U
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Abstract
The utility model relates to a high pressure filters choke manifold, the manifold filters the nipple joint by two high pressure, two fixed choke valves, a manual needle pattern choke valve, seven manual flat plate gate valve, it is three resistant towards alteration footpath nipple joint, a pipeline tee bend, even a pipeline five -way and manifold pipeline are constituteed, this filtration manifold is into structure, one side adopts fixed choke valve and high pressure to filter nipple joint control, the opposite side adopts manual needle pattern choke valve, fixed choke valve filters nipple joint control with the high pressure, it is middle in line. Two high pressure filter nipple joints and two fixed choke valves, and integrateed meticulous filtration and the accurate control function of pressure have ensured the nipple joint and changed conveniently with glib that the abrasion -resistance can be good, saves the vulnerable part cost, bore in succession that to grind the circulation respond well, and the practicality is strong, the life that has improved the manifold with filter the throttle effect, be fit for being applied to the oil gas well and bore and grind among the cycle operation ground flow path.
Description
Technical field
The utility model is specifically related to a kind of high-pressure filteration choke manifold, is primarily adapted for use in Oil/gas Well and bores mill cycle operation ground
In surface current journey.
Background technology
Oil/gas Well bore mill during, exist in the brill grinding fluid for returning out from pit shaft oil jacket annular space bridging plug chip, slips fragment,
The mechanical admixtures such as gravel, it is contemplated that bore grinding fluid and recycle requirement, need to carry out fine filtering process to boring grinding fluid.It is same with this
When, in order to control wellbore casing pressure, shaft deformation is prevented, need accurately to be controlled to boring grinding fluid circulation shaft sleeve pipe pressure
System.
According to Field Research, Oil/gas Well is bored in mill ground flow, and the brill grinding fluid for returning discharge from mineshaft annulus first passes through chip and catches
Storage, by chip catchment the larger sized mechanical admixture bored in grinding fluid is captured, and the brill grinding fluid after capture passes through downstream
Choke manifold, by choke manifold control grinding fluid pressure is bored（Casing pressure）, the brill grinding fluid after throttling continues to flow into ground sand setting
Tank, after deposited mechanical admixture, is pumped into the brill grinding fluid body circulation in mud settling tank in pit shaft using pump truck, and to be circulated mill is bored
Operation.
But, current chip catchment is bad to the capture effect of the mechanical admixture in brill grinding fluid, causes to bore in grinding fluid still
Some large scale mechanical admixture is flowed in the choke manifold in downstream, effectively causes choke manifold positive choke, needle-valve, short
The erosion of the manifold part such as section, manual flat valve is damaged, and increased the frequency that oil nozzle, adjustable needle valve, pipe nipple are changed, and be increased and is put into into
This, reduces the service life of choke manifold, affects to bore mechanical admixture treatment effect and throttling control effect in grinding fluid, constrains
Bore mill circulating filtration throttle efficiency and construction speed in scene.Additionally, boring, mill ground flow is complicated, connection equipment is more, so increases
The operating risk of ground flow is added.
Utility model content
The purpose of this utility model is to solve Oil/gas Well to bore mechanical admixture size, content fine filtering and pit shaft brill in grinding fluid
Sex chromosome mosaicism while grinding fluid circulating pressure precise control, reaches to simplify and bores mill ground flow, continuously circulates and bore mill, reduce surface flow
The purpose of journey risk；Solve simultaneously positive choke throttling back in existing choke manifold deteriorate it is bad, change difficult, choke pressure drop temperature drop
The acute problem such as mutation and fluid erosion prevention pipe nipple erosion damage, improves the service life of high-pressure filteration choke manifold and filters throttling and imitate
Really.
For this purpose, the utility model provides a kind of high-pressure filteration choke manifold, lead to including the pipeline five as manifold entrance
One and as the pipeline five logical two of manifold outlet, respectively by three channel connections between pipeline five logical one and pipeline five logical two,
Wherein, a passage is in line passage, and fixation type throttle valve and high-pressure filteration pipe nipple are serially connected with a passage, and the last item leads to
Road is serially connected with manual needle-like formula choke valve, fixation type throttle valve and high-pressure filteration pipe nipple.
One of mouth of pipe of described pipeline five logical installs manual platform gate valve one as manifold entrance；Described pipe
One of mouth of pipe of Lu Wutong bis- is installed manual platform gate valve two and is exported as manifold；
One of mouth of pipe of pipeline five logical connects a pipeline threeway by pipeline, and the pipeline threeway is pressed through by height
Filter pipe nipple connects a fixation type throttle valve, and the fixation type throttle valve passes through pipeline with one of mouth of pipe of pipeline five logical two again
Connection；
One of mouth of pipe of pipeline five logical connects a manual needle-like formula choke valve, the hand by high-pressure filteration pipe nipple
Dynamic needle-like formula choke valve connects a fixation type throttle valve by pipeline, and the fixation type throttle valve is again with pipeline five logical two wherein
One mouth of pipe passes through pipeline communication；
The mouth of pipe that one of mouth of pipe of pipeline five logical passes through the direct connecting pipeline five of pipeline logical two；
Manual platform gate valve is respectively provided with all connecting pipes.
Described high-pressure filteration pipe nipple includes high-pressure filteration pipe nipple one and high-pressure filteration pipe nipple two；Described fixation type throttle
Valve includes fixation type throttle valve one and fixation type throttle valve two；
Three described passages are respectively：
First passage is led to one mouth of pipe, manual platform gate valve three, pipeline threeway, high-pressure filteration pipe nipple by pipeline five
First, a mouth of pipe of fixation type throttle valve one, manual platform gate valve four, pipeline five logical two is sequentially communicated composition；
Article 2 passage is led to one mouth of pipe, manual platform gate valve five, a mouth of pipe of pipeline five logical two by pipeline five
It is sequentially communicated composition；
Article 3 passage is led to one mouth of pipe, manual platform gate valve six, high-pressure filteration pipe nipple two, manual pin by pipeline five
One mouth of pipe of pattern choke valve, fixation type throttle valve two, manual platform gate valve seven, pipeline five logical two is sequentially communicated composition.
Described high-pressure filteration pipe nipple one and high-pressure filteration pipe nipple two is cut built with the difference processed using line cutting technology
The erosion resistance hard alloy filter core cylinder of seam size.
Described high-pressure filteration pipe nipple one and high-pressure filteration pipe nipple two adopts 35CrMo materials, thermally treated hardness to reach
HBW197～235；Filter core cylinder adopt erosion resistance hard alloy tungsten carbide YG8 materials, thermally treated hardness up to HRC92～
95。
The described inside of fixation type throttle valve one is equipped with erosion resistance reducing nozzle tip one, and the downstream of fixation type throttle valve one is provided with
Erosion resistance diameter changing nipple one, fixation type throttle valve one is led to by erosion resistance diameter changing nipple one, manual platform gate valve four and pipeline five
Two mouth of pipe connection；
The described inside of fixation type throttle valve two is equipped with erosion resistance reducing nozzle tip two, and the downstream of fixation type throttle valve two is provided with
Erosion resistance diameter changing nipple two, fixation type throttle valve two is led to by erosion resistance diameter changing nipple two, manual platform gate valve seven and pipeline five
Two mouth of pipe connection.
Described manual needle-like formula choke valve downstream is provided with erosion resistance diameter changing nipple three, and manual needle-like formula choke valve passes through
Erosion resistance diameter changing nipple three is connected with fixation type throttle valve two.
The variable diameters of described erosion resistance diameter changing nipple one, erosion resistance diameter changing nipple two and the inner chamber of erosion resistance diameter changing nipple three
Interference fit has hard alloy tungsten carbide YG8 bushings in structure length, and thickness is 3.0mm, and hardness reaches HRC92～95；Described
The chock pressure difference adjustable range of erosion resistance reducing nozzle tip one and erosion resistance reducing nozzle tip two is 0.1～20MPa.
Being connected by by connection is appointed for described high-pressure filteration pipe nipple one and high-pressure filteration pipe nipple two, is 3 by joint is appointed "-
1502；Other connections in manifold are connected using flange, and flange is 2-7/8, and " flange of EUE R27 standards 350, supporting bolt is
M27 × 3 × 175 stud.
The beneficial effects of the utility model：This high-pressure filteration choke manifold and its filter throttling that the utility model is provided
Method, the filtration choke manifold is realized to well by the different manual platform gate valve of switch, the combination of manual needle-like formula choke valve
Mechanical admixture size, the fine filtering of content and pit shaft bore the precise control of grinding fluid circulating pressure in the brill grinding fluid that cylinder is returned out, carry
Filter throttle efficiency in high brill grinding fluid ground.On the whole erosive wear resistance is good for manifold, changes convenient, saves consumable accessory cost, even
Continue and bore mill circulating effect well, it is practical, improve the service life and and filtration restriction effect of manifold.
Description of the drawings
The utility model is described in further details below with reference to accompanying drawing.
Fig. 1 is distributed architecture schematic diagram of the present utility model.
Description of reference numerals：1st, manual platform gate valve one；2nd, manual platform gate valve three；3rd, pipeline threeway；4th, high-pressure filteration
Pipe nipple one；5th, fixation type throttle valve one；6th, erosion resistance reducing nozzle tip one；7th, erosion resistance diameter changing nipple one；8th, manual platform gate valve
Four；9th, manual platform gate valve five；10th, pipeline five logical two；11st, manual platform gate valve two；12nd, manual platform gate valve seven；13rd, resistance to punching
Erosion diameter changing nipple two；14th, fixation type throttle valve two；15th, erosion resistance reducing nozzle tip two；16th, erosion resistance diameter changing nipple three；17th, hand
Dynamic needle-like formula choke valve；18th, high-pressure filteration pipe nipple two；19th, manual platform gate valve six；20th, pipeline five logical one.
Specific embodiment
Embodiment 1：
The present embodiment provides a kind of high-pressure filteration choke manifold, as shown in figure 1, leading to including the pipeline five as manifold entrance
One 20 and as the pipeline five logical 2 10 of manifold outlet, led to by three respectively between pipeline five logical 1 and pipeline five logical 2 10
Road is connected, wherein, a passage is in line passage, fixation type throttle valve and high-pressure filteration pipe nipple is serially connected with a passage, most
Latter bar passage is serially connected with manual needle-like formula choke valve, fixation type throttle valve and high-pressure filteration pipe nipple.
One of mouth of pipe of described pipeline five logical 1 installs manual platform gate valve 1 as manifold entrance；It is described
One of mouth of pipe of pipeline five logical 2 10 manual platform gate valve 2 11 be installed export as manifold；
One of mouth of pipe of pipeline five logical 1 connects a pipeline threeway by pipeline, and the pipeline threeway passes through high pressure
Filter pipe nipple and connect a fixation type throttle valve, the fixation type throttle valve passes through again with one of mouth of pipe of pipeline five logical 2 10
Pipeline communication；
One of mouth of pipe of pipeline five logical 1 connects a manual needle-like formula choke valve by high-pressure filteration pipe nipple, should
Manual needle-like formula choke valve connects a fixation type throttle valve by pipeline, and the fixation type throttle valve leads to 2 10 with pipeline five again
One of mouth of pipe passes through pipeline communication；
The mouth of pipe that one of mouth of pipe of pipeline five logical 1 passes through the direct connecting pipeline five of pipeline logical 2 10；
Manual platform gate valve is respectively provided with all connecting pipes.
This structure of the present embodiment, is that Oil/gas Well bores mechanical admixture fine filtering and pit shaft brill grinding fluid circulation pressure in grinding fluid
One of corollary apparatus of power control, are suitably applied Oil/gas Well and bore in mill cycle operation ground flow.This high-pressure filteration throttling
Manifold, is one-in-and-one-out structure, and side is controlled using fixation type throttle valve and high-pressure filteration pipe nipple, and opposite side adopts manual needle-like
The control of formula choke valve, fixation type throttle valve and high-pressure filteration pipe nipple, it is middle in line.Manifold mesohigh filters the pressure voltage of pipe nipple will
Higher than the pressure value of the brill grinding fluid to be filtered, built with the erosion resistance of the different slot sizes processed using line cutting technology
Hard alloy filter core cylinder, can reduce size, content that Oil/gas Well bores mechanical admixture in grinding fluid, and effective control pit shaft bores mill
Liquid circulating pressure, it is ensured that controlledly carry out continuous circulation and bore mill operation.Meanwhile, tied using the reducing of positive choke and fluid erosion prevention
Structure so as to which flow velocity and pressure are steadily reduced when flowing through the manifold from the brill grinding fluid that mineshaft annulus are returned out, and pressure drop slowly reduces, temperature drop
Decline gently, so as to precise control pit shaft bores grinding fluid circulating pressure, the existing choke manifold positive choke of effectively solving and fluid erosion prevention
The erosion of pipe nipple.
Embodiment 2：
With reference to shown in Fig. 1, in the present embodiment, described high-pressure filteration pipe nipple includes that high-pressure filteration pipe nipple 1 and height are pressed through
Filter pipe nipple 2 18；Described fixation type throttle valve includes fixation type throttle valve 1 and fixation type throttle valve 2 14；Above-mentioned two reality
Apply in example three passages to be specifically respectively：
First passage is led to one 20 mouth of pipe, manual platform gate valve 32, pipeline threeway 3, high-pressure filteration by pipeline five
One mouth of pipe of pipe nipple 1, fixation type throttle valve 1, manual platform gate valve 48, pipeline five logical 2 10 is sequentially communicated composition；
Article 2 passage by the mouth of pipe of pipeline five logical 1, manual platform gate valve 59, one of pipeline five logical 2 10
The mouth of pipe is sequentially communicated composition；
Article 3 passage by the mouth of pipe of pipeline five logical 1, manual platform gate valve 6 19, high-pressure filteration pipe nipple 2 18,
One mouth of pipe of manual needle-like formula choke valve 17, fixation type throttle valve 2 14, manual platform gate valve 7 12, pipeline five logical 2 10 according to
Secondary connection composition.
The present embodiment is selected by being turned on and off different manual platform gate valves, manual needle-like formula choke valve combination
Select the erosion resistance hard alloy filter core cylinder of the different slot sizes being pre-installed in high-pressure filteration pipe nipple and be arranged on
Various sizes of erosion resistance reducing nozzle tip in fixation type throttle valve, it is control two-way fine filtering throttling, in line all the way, so as to reality
Bore mechanical admixture size, the fine filtering of content and pit shaft in the brill grinding fluid for returning out pit shaft in mill cyclic process after existing pressure break to bore
The precise control of grinding fluid circulating pressure.
Embodiment 3：
Structured filter function in order to be able to say two embodiments on realizing, the present embodiment is further described in detail,
In the present embodiment, high-pressure filteration pipe nipple 1 and high-pressure filteration pipe nipple 2 18 are built with the difference processed using line cutting technology
The erosion resistance hard alloy filter core cylinder of slot size.
The inside of fixation type throttle valve 1 is equipped with erosion resistance reducing nozzle tip 1, and the downstream of fixation type throttle valve 1 is provided with resistance to
Erosion diameter changing nipple 1, fixation type throttle valve 1 is by erosion resistance diameter changing nipple 1, manual platform gate valve 48 and pipeline five
Logical 2 10 mouth of pipe connection；The inside of fixation type throttle valve 2 14 is equipped with erosion resistance reducing nozzle tip 2 15, fixation type throttle valve
2 14 downstreams are provided with erosion resistance diameter changing nipple 2 13, fixation type throttle valve 2 14 by erosion resistance diameter changing nipple 2 13, manually
Flat gate valve 7 12 is connected with a mouth of pipe of pipeline five logical 2 10.
The manual downstream of needle-like formula choke valve 17 is provided with erosion resistance diameter changing nipple 3 16, and manual needle-like formula choke valve 17 passes through
Erosion resistance diameter changing nipple 3 16 is connected with fixation type throttle valve 2 14.
The present embodiment always according to giving a set of specific manifold size, the long 2800mm of manifold, wide 1750mm, high 520mm,
Pipeline latus rectum 65mm（2-9/16"）, pressure-bearing 35MPa（5000psi）, throttling choke size it is replaceable from 3～18mm.
High-pressure filteration pipe nipple pressure voltage is in more than 70MPa, external diameter 102mm, internal diameter 70mm, length 580mm, by a button-type
3″-1502；Filter core cylinder external diameter 54mm, internal diameter 40mm, length 465mm, thread surface button-type 1-3/4-10UN-2A, line is cut
Cut processing pore length 0.5mm, width 0.2mm, pressure 70MPa.High-pressure filteration pipe nipple 1 and high-pressure filteration pipe nipple 2 18 are adopted
35CrMo materials, thermally treated hardness reaches HBW197～235；Filter core cylinder adopts erosion resistance hard alloy tungsten carbide YG8 materials
Material, thermally treated hardness reaches HRC92～95, with very high erosive wear resistance, and cuts using line cutting technology processing is different
Seam size, with the fine filtering of different size mechanical admixture in realizing to boring grinding fluid and control；High-pressure filteration nipple body and mistake
The processing of filter filter core cylinder is not allow for the defects such as crackle, pore.
The variable diameters of erosion resistance diameter changing nipple 1, erosion resistance diameter changing nipple 2 13 and the inner chamber of erosion resistance diameter changing nipple 3 16
Interference fit has hard alloy tungsten carbide YG8 bushings in structure length, and thickness is 3.0mm, and hardness reaches HRC92～95, with very
High erosive wear resistance.Erosion resistance reducing nozzle tip chock pressure difference can be adjusted between 0.1～20MPa, with design pressure
Error is in the range of ± 0.4MPa.
Being connected by by connection is appointed for high-pressure filteration pipe nipple 1 and high-pressure filteration pipe nipple 2 18, is 3 by joint is appointed "-
1502；Other connections in manifold are connected using flange, and flange is 2-7/8, and " flange of EUE R27 standards 350, supporting bolt is
M27 × 3 × 175 stud.
In the present embodiment, the slot of the erosion resistance hard alloy filter core cylinder installed in the high-pressure filteration pipe nipple in manifold
The size Selection of the erosion resistance reducing nozzle tip installed in size Selection and fixation type throttle valve all should bore mill circulation according to scene
During wellhead casing pipe pressure, bore mill discharge capacity and bore in grinding fluid mechanical admixture dimensional conditions determining.
Embodiment 4：
The present embodiment provides a kind of filtration throttling method of high-pressure filteration choke manifold, comprises the steps：
（1）The manifold entrance of pipeline five logical 1 is connected with wellhead casing pipe gate valve；The manifold of pipeline five logical 2 10 is gone out
Mouth is attached by ground oil conduit and soft pipeline with mud settling tank；
（2）The erosion resistance with different slot sizes is installed in high-pressure filteration pipe nipple 1 and high-pressure filteration pipe nipple 2 18
Hard alloy filter core cylinder；Also, it is respectively mounted erosion resistance in fixation type throttle valve 1 and fixation type throttle valve 2 14 to become
Footpath oil nozzle 1 and erosion resistance reducing nozzle tip 2 15；
（3）When boring mill circulation, turn off well mouth oil pipe gate valve, open wellhead casing pipe gate valve, open manual platform gate valve 1,
Manual platform gate valve 32, manual platform gate valve 48, manual platform gate valve 2 11, manual platform gate valve 7 12, manual platform lock
Valve 6 19 and manual needle-like formula choke valve 17, close manual platform gate valve 59, the mechanical admixture in the brill grinding fluid returned out to pit shaft
Size, content carry out filter with pit shaft bore mill circulating pressure throttling control；Pit shaft circulating pressure it is too high or filter throttle pipe
During remittance hypertonia, manual platform gate valve 59 is opened, close manual platform gate valve 32, manual platform gate valve 48, manual platform
Gate valve 7 12 and manual platform gate valve 6 19, high pressure bores grinding fluid and flows out from the manifold outlet of pipeline five logical 2 10, and grinding fluid is bored in release
Body pressure；
（4）After brill mill circulation terminates, height in choke manifold is filtered in termination of pumping pressure release, closed-in well muzzle sluice valve, dismounting, cleaning
Erosion resistance hard alloy filter core cylinder and fixation type throttle valve one in press filtration pipe nipple 1 and high-pressure filteration pipe nipple 2 18
5th, the erosion resistance reducing nozzle tip in fixation type throttle valve 2 14, checks all manual platform gate valve service conditions, checks erosion resistance
Diameter changing nipple 1, erosion resistance diameter changing nipple 2 13 and the service condition of erosion resistance diameter changing nipple 3 16, maintain or replacing erosion resistance is hard
The manifold parts such as matter alloy filter core cylinder, erosion resistance reducing nozzle tip, flat gate valve, erosion resistance diameter changing nipple, to carry out again
Bore mill circulating filtration throttling service.
In sum, this high-pressure filteration choke manifold of the present utility model, devises two high-pressure filterations in manifold
Pipe nipple, it is ensured that mechanical admixture size, the fine mistake of content in the brill grinding fluid returned out to pit shaft in mill cyclic process is bored after pressure break
Filter, it is ensured that change convenient with by the high-pressure filteration pipe nipple for appointing joint, realizes and does not interrupt, is carried out continuously brill grinding fluid and is circulated throughout
Filter is processed and control, has reached brill grinding fluid circulating filtration and the purpose for utilizing；Because there being not design and installation in high-pressure filteration pipe nipple
With the erosion resistance hard alloy filter core cylinder of slot size, erosive wear resistance is good.Meanwhile, devise in manifold two it is fixed
Choke valve, it is ensured that erosion resistance reducing nozzle tip in mill cyclic process is bored after pressure break and is convenient for changing, due to fixed section in manifold
Design and installation in stream valve has special various sizes of erosion resistance reducing nozzle tip, and downstream is provided with the erosion resistance reducing of particular design
Pipe nipple, and be equally provided with the erosion resistance diameter changing nipple of particular design in manual needle-like formula choke valve downstream, improves oil nozzle, short
The erosion wear resistance of section, realizes the precise control that grinding fluid circulating pressure is bored to pit shaft.
Exemplified as above is only, to illustration of the present utility model, not constitute to protection domain of the present utility model
Limit, every design same or analogous with the utility model is belonged within protection domain of the present utility model.
Claims (9)
1. a kind of high-pressure filteration choke manifold, it is characterised in that：Including the pipeline five logical as manifold entrance（20）And conduct
The pipeline five logical two of manifold outlet（10）, pipeline five logical（20）With pipeline five logical two（10）Between connected by three passages respectively
It is logical, wherein, a passage is in line passage, and fixation type throttle valve and high-pressure filteration pipe nipple are serially connected with a passage, last
Bar passage is serially connected with manual needle-like formula choke valve, fixation type throttle valve and high-pressure filteration pipe nipple.
2. high-pressure filteration choke manifold as claimed in claim 1, it is characterised in that：Described pipeline five logical one（20）Wherein
One mouth of pipe installs manual platform gate valve one（1）As manifold entrance；Described pipeline five logical two（10）One of mouth of pipe
Manual platform gate valve two is installed（11）As manifold outlet；
Pipeline five logical one（20）One of mouth of pipe one pipeline threeway is connected by pipeline, the pipeline threeway pressed through by height
Filter pipe nipple connects a fixation type throttle valve, and the fixation type throttle valve leads to two with pipeline five again（10）One of mouth of pipe pass through
Pipeline communication；
Pipeline five logical one（20）One of mouth of pipe by high-pressure filteration pipe nipple connect a manual needle-like formula choke valve, the hand
Dynamic needle-like formula choke valve connects a fixation type throttle valve by pipeline, and the fixation type throttle valve leads to two with pipeline five again（10）'s
One of mouth of pipe passes through pipeline communication；
Pipeline five logical one（20）One of mouth of pipe by the direct connecting pipeline five of pipeline logical two（10）A mouth of pipe；
Manual platform gate valve is respectively provided with all connecting pipes.
3. high-pressure filteration choke manifold as claimed in claim 1 or 2, it is characterised in that：Described high-pressure filteration pipe nipple includes
High-pressure filteration pipe nipple one（4）With high-pressure filteration pipe nipple two（18）；Described fixation type throttle valve includes fixation type throttle valve one（5）
With fixation type throttle valve two（14）；
Three described passages are respectively：
First passage is by pipeline five logical（20）A mouth of pipe, manual platform gate valve three（2）, pipeline threeway（3）, height presses through
Filter pipe nipple one（4）, fixation type throttle valve one（5）, manual platform gate valve four（8）, pipeline five logical two（10）A mouth of pipe successively
Connection composition；
Article 2 passage is by pipeline five logical（20）A mouth of pipe, manual platform gate valve five（9）, pipeline five logical two（10）One
The individual mouth of pipe is sequentially communicated composition；
Article 3 passage is by pipeline five logical（20）A mouth of pipe, manual platform gate valve six（19）, high-pressure filteration pipe nipple two
（18）, manual needle-like formula choke valve（17）, fixation type throttle valve two（14）, manual platform gate valve seven（12）, pipeline five logical two
（10）A mouth of pipe be sequentially communicated composition.
4. high-pressure filteration choke manifold as claimed in claim 3, it is characterised in that：Described high-pressure filteration pipe nipple one（4）With
High-pressure filteration pipe nipple two（18）Filter built with the erosion resistance hard alloy of the different slot sizes processed using line cutting technology
Filter core cylinder.
5. high-pressure filteration choke manifold as claimed in claim 4, it is characterised in that：Described high-pressure filteration pipe nipple one（4）With
High-pressure filteration pipe nipple two（18）Using 35CrMo materials, thermally treated hardness reaches HBW197～235；Filter core cylinder adopts resistance to punching
Erosion hard alloy tungsten carbide YG8 materials, thermally treated hardness reaches HRC92～95.
6. high-pressure filteration choke manifold as claimed in claim 3, it is characterised in that：Described fixation type throttle valve one（5）It is interior
Portion is equipped with erosion resistance reducing nozzle tip one（6）, fixation type throttle valve one（5）Downstream is provided with erosion resistance diameter changing nipple one（7）, it is fixed
Formula choke valve one（5）By erosion resistance diameter changing nipple one（7）, manual platform gate valve four（8）With pipeline five logical two（10）One
The mouth of pipe is connected；
Described fixation type throttle valve two（14）Inside is equipped with erosion resistance reducing nozzle tip two（15）, fixation type throttle valve two（14）Under
Trip is provided with erosion resistance diameter changing nipple two（13）, fixation type throttle valve two（14）By erosion resistance diameter changing nipple two（13）, manually
Flat gate valve seven（12）With pipeline five logical two（10）A mouth of pipe connection.
7. high-pressure filteration choke manifold as claimed in claim 6, it is characterised in that：Described manual needle-like formula choke valve（17）
Downstream is provided with erosion resistance diameter changing nipple three（16）, manual needle-like formula choke valve（17）By erosion resistance diameter changing nipple three（16）With
Fixation type throttle valve two（14）Connection.
8. high-pressure filteration choke manifold as claimed in claim 7, it is characterised in that：Described erosion resistance diameter changing nipple one（7）、
Erosion resistance diameter changing nipple two（13）With erosion resistance diameter changing nipple three（16）There is firmly interference fit in the variable diameters structure length of inner chamber
Matter alloy carbide tungsten YG8 bushings, thickness is 3.0mm, and hardness reaches HRC92～95；Described erosion resistance reducing nozzle tip one（6）With it is resistance to
Erosion reducing nozzle tip two（15）Chock pressure difference adjustable range be 0.1～20MPa.
9. high-pressure filteration choke manifold as claimed in claim 3, it is characterised in that：Described high-pressure filteration pipe nipple one（4）With
High-pressure filteration pipe nipple two（18）Be connected by by appoint connection, by appoint joint be 3 " -1502；Other connections in manifold adopt method
Orchid connection, flange is 2-7/8, and " flange of EUE R27 standards 350, supporting bolt is M27 × 3 × 175 stud.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621192091.4U CN206158630U (en) | 2016-10-28 | 2016-10-28 | High pressure filters choke manifold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621192091.4U CN206158630U (en) | 2016-10-28 | 2016-10-28 | High pressure filters choke manifold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206158630U true CN206158630U (en) | 2017-05-10 |
Family
ID=58657757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621192091.4U Active CN206158630U (en) | 2016-10-28 | 2016-10-28 | High pressure filters choke manifold |
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| CN (1) | CN206158630U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106401511A (en) * | 2016-10-28 | 2017-02-15 | 中国石油集团川庆钻探工程有限公司长庆井下技术作业公司 | High-pressure filtering throttle manifold and filtering throttling method thereof |
-
2016
- 2016-10-28 CN CN201621192091.4U patent/CN206158630U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106401511A (en) * | 2016-10-28 | 2017-02-15 | 中国石油集团川庆钻探工程有限公司长庆井下技术作业公司 | High-pressure filtering throttle manifold and filtering throttling method thereof |
| CN106401511B (en) * | 2016-10-28 | 2019-02-19 | 中国石油集团川庆钻探工程有限公司长庆井下技术作业公司 | A kind of high-pressure filteration choke manifold and its filtering throttling method |
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