CN201212391Y - High-pressure desander plant - Google Patents

High-pressure desander plant Download PDF

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Publication number
CN201212391Y
CN201212391Y CNU2008203012000U CN200820301200U CN201212391Y CN 201212391 Y CN201212391 Y CN 201212391Y CN U2008203012000 U CNU2008203012000 U CN U2008203012000U CN 200820301200 U CN200820301200 U CN 200820301200U CN 201212391 Y CN201212391 Y CN 201212391Y
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CN
China
Prior art keywords
connecting tube
outlet
desanding
tube
import
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CNU2008203012000U
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Chinese (zh)
Inventor
王祖文
周正炳
魏雪泉
魏少波
苏存元
彭少涛
贺存福
金勇�
张军
刘世昌
李永山
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CNPC Xibu Drilling Engineering Co Ltd
Original Assignee
CNPC XINJIANG OILFIELD BRANCH TRIAL-OIL Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by CNPC XINJIANG OILFIELD BRANCH TRIAL-OIL Co filed Critical CNPC XINJIANG OILFIELD BRANCH TRIAL-OIL Co
Priority to CNU2008203012000U priority Critical patent/CN201212391Y/en
Application granted granted Critical
Publication of CN201212391Y publication Critical patent/CN201212391Y/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model relates to a liquid desanding device during oil field production. The liquid desanding device is a high pressure desander whole-set device which comprises a left desanding jar, a right desanding jar, liquid inlets, liquid outlets and sand discharge openings. The left and the right desanding jars are provided with the inlets, the outlets and the sand discharge openings; sieves are arranged in the left and the right desanding jars; the liquid inlets are communicated with the liquid outlets through first connection pipe members, and an inlet cross joint, a through conduit gate valve and an outlet cross joint are orderly arranged on each first connection pipe member in a direction from the liquid inlets and the liquid outlets; and the inlet cross joints are respectively communicated with the inlets of the left and the right desanding jars through second connection pipe members. The utility model has reasonable and compact structure and is conveniently used; due to the capability of effectively removing the sand and other solid impurities in the liquid produced in a pitshaft of an oil gas well.

Description

The high pressure desander the complete sets of equipment
One, technical field
The utility model relates to the desanding device of fluid in the field produces, is a kind of high pressure desander the complete sets of equipment.
Two, background technology
In the crude oil production testing operation, from the oil gas well, flow to and contain sand grains and other solid particles in the fluid on ground, these materials are in high pressure conditions, are very easy to ground flow equipment is caused erosion.Particularly move back in the liquid metering operation in sand fracturing, the pit shaft inner product has movable proppant (as quartz sand or pottery) particle, the landwaste that produces of formation fracture and also in test process, entered test ground flow pipeline simultaneously in company with fluid (natural gas, fracturing fluid) by the proppant particulate of crushing in the stratum, add the flow at high speed of gas, form high speed and contain the sand jet.This jet forms very serious erosion and abrasion destruction to the pipeline and the annex thereof of ground flow.Show according to in-situ data, under the extreme case, only contained the sand jet at a high speed in two minutes and just pipe fitting can be pierced through, make that to contain sand flow body flow direction out of control, cause the surrounding environment severe contamination, consider that from security standpoint the leakage of natural gas also directly threatens the person and device security simultaneously; And the scene changes continually and is damaged pipe fitting, also increases working strength of workers and hidden danger, inefficiency not only, and increased unnecessary cost of production.
Three, summary of the invention
The utility model provides a kind of high pressure desander the complete sets of equipment, has overcome the deficiency of above-mentioned prior art, and it can effectively remove sand and other solid sundries in the produced fluid in the oil gas well shaft.
The technical solution of the utility model realizes by following measure: a kind of high pressure desander the complete sets of equipment comprise left desanding jar and right desanding jar, fluid inlet, fluid issuing and sewage draining exit; On left desanding jar and right desanding jar, import, outlet and sand removing hole are arranged, in left desanding jar and right desanding jar, screen pack is installed; Fluid inlet communicates with fluid issuing by first connecting tube, to the fluid issuing direction import four-way, straight-through gate valve and outlet four-way is being installed in regular turn from the fluid import on first connecting tube; The import four-way communicates with the import of left desanding jar and right desanding jar respectively by second connecting tube, and the import gate valve is installed on second connecting tube; The outlet of left side desanding jar and right desanding jar communicates by the 3rd connecting tube with the outlet four-way respectively, the outlet gate valve is installed on the 3rd connecting tube, the sand removing hole of left side desanding jar and right desanding jar communicates with sewage draining exit by the 4th connecting tube respectively, and the cleaning gate valve is installed on the 4th connecting tube.
Be further optimization and/or improvements below to above-mentioned utility model technical scheme:
Above-mentioned first connecting tube can comprise communicating pipe; Fluid inlet, import four-way, communicating pipe, straight-through gate valve, communicating pipe, outlet four-way, communicating pipe, fluid issuing link together by flange in regular turn; Second connecting tube comprises that short circuit, import are two logical, inlet tube, inlet two logical, feed liquor short circuits; Import four-way, short circuit, import are two logical, import gate valve, inlet tube, inlet are two logical, the feed liquor short circuit links together by flange in regular turn with the import of left desanding jar and right desanding jar respectively; The 3rd connecting tube comprises that fluid short circuit, liquid outlet are two logical, outlet, outlet two logical and short circuits; The outlet of a left side desanding jar and right desanding jar is two logical with fluid short circuit, liquid outlet respectively, outlet, outlet gate valve, outlet are two logical, short circuit, outlet four-way link together by flange in regular turn; The 4th connecting tube comprises sand removing hole two lead to, shake out threeway, the adapter of shaking out, sand export threeway; The sand removing hole of a left side desanding jar and right desanding jar links together by flange in regular turn with sand removing hole two lead to, shake out threeway, the adapter of shaking out, sand export threeway and sewage draining exit respectively.
The outlet of above-mentioned left desanding jar and right desanding jar can communicate with pressure relief opening by the 5th connecting tube with the 3rd connecting tube that exports between the gate valve, to the pressure relief opening direction, pressure release needle-valve and control pressure release needle-valve being installed in regular turn from the 3rd connecting tube on the 5th connecting tube, the exhaust needle-valve is installed at the top of left desanding jar and right desanding jar.
Above-mentioned the 5th connecting tube can comprise that liquid outlet two is logical, joint and tube connector; Liquid outlet two is logical, joint, pressure release needle-valve, tube connector and control pressure release needle-valve link together to the pressure relief opening direction in regular turn from the 3rd connecting tube, and control pressure release needle-valve links together by the high-voltage tube at nipple and pressure relief opening place.
The sand removing hole of above-mentioned left desanding jar and right desanding jar can communicate with high-voltage tube by the 6th connecting tube, and the recoil needle-valve is installed on the 6th connecting tube.
Above-mentioned the 6th connecting tube can comprise connector and recoil joint; Connector, recoil needle-valve and recoil joint link together in regular turn from sand removing hole to high-voltage tube direction, and the recoil joint links together by recoil nipple and high-voltage tube.
Above-mentioned import four-way can communicate with high-voltage tube by the 7th connecting tube with second connecting tube between the import gate valve, and pressure meter needle-valve and inlet pressure gauge are installed on the 7th connecting tube; Communicate with high-voltage tube by the 8th connecting tube with the 3rd connecting tube that exports between the four-way at the outlet gate valve, pressure meter needle-valve and delivery gauge are installed on the 8th connecting tube.
Above-mentioned the 7th connecting tube can comprise inlet pressure meter connector and inlet pressure gauge tube connector; Inlet pressure meter connector, pressure meter needle-valve, inlet pressure gauge tube connector and inlet pressure gauge link together in regular turn, and inlet pressure gauge links together by nipple and high-voltage tube; The 8th connecting tube comprises outlet pressure meter connector and delivery gauge tube connector; Outlet pressure meter connector, pressure meter needle-valve, delivery gauge tube connector and delivery gauge link together in regular turn, and delivery gauge links together by nipple and high-voltage tube.
Above-mentioned left desanding jar or right desanding jar can comprise flat cover, cylindrical shell and bar shaped cartridge filter; The lower end of flat cover and the upper end of cylindrical shell are fixedly installed togather, and the import that communicates with cylinder lumen is arranged on cylindrical shell, and the outlet that communicates with cylinder lumen is arranged on the cylindrical shell below the import, and the sand removing hole that communicates with cylinder lumen is arranged in the bottom of cylindrical shell; On the inwall of the cylinder lumen between import and the outlet, step is arranged, the inwall of the cylinder lumen of outlet below is back taper, the lower surface of the convex platform of bar shaped cartridge filter withstands on the upper surface of step, the lower convex platform of bar shaped cartridge filter is inserted on the inwall of the cylinder lumen that is back taper, the convex platform of the upper end of screen pack and bar shaped cartridge filter links together, the lower convex platform of the lower end of screen pack and bar shaped cartridge filter links together, form filter chamber between the inwall of screen pack and cylinder lumen and communicate with outlet, on the lower convex platform of bar shaped cartridge filter, be installed with and stop that the cartridge filter blind plate that fluid passes through maybe can open plate by the cartridge filter of fluid, opening at cartridge filter has the blowdown outlet that communicates with sand removing hole on the plate, the erosion control tube is arranged in the cylinder lumen, the upper end of erosion control tube withstands on and covers, the lower end of erosion control tube withstands on the convex platform of bar shaped cartridge filter, and first import that communicates with fluid inlet is arranged on the erosion control tube.
The utility model reasonable and compact in structure, easy to use, owing to can effectively remove sand and other solid sundries in the produced fluid in the oil gas well shaft, therefore not only greatly reduce production safety hidden danger, and improved operating efficiency, also reduce field personnel's labour intensity, also reduced cost of production simultaneously.
Four, description of drawings
Accompanying drawing 1 is the process flow diagram of the utility model most preferred embodiment.
Accompanying drawing 2 main TV structure schematic diagram for being connected between second connecting tube in the utility model most preferred embodiment and the 3rd connecting tube and left desanding jar and the right desanding jar.
Accompanying drawing 3 is the plan structure schematic diagram of accompanying drawing 2.
Accompanying drawing 4 is the left TV structure schematic diagram of accompanying drawing 2.
Accompanying drawing 5 is the backsight structural representation of accompanying drawing 2.
Accompanying drawing 6 main TV structure schematic diagram for being connected between the sand removing hole of left desanding jar in the utility model most preferred embodiment and right desanding jar and the 4th connecting tube.
Accompanying drawing 7 is that the A-A of accompanying drawing 6 is to the sectional structure schematic diagram.
Accompanying drawing 8 is the main TV structure schematic diagram of the 5th connecting tube in the utility model most preferred embodiment, the 6th connecting tube, the 7th connecting tube, the 8th connecting tube.
Accompanying drawing 9 is the plan structure schematic diagram of accompanying drawing 8.
Accompanying drawing 10 is the side-looking structural representation of accompanying drawing 8.
Master when the cartridge filter blind plate is installed looks the sectional structure schematic diagram to accompanying drawing 11 for left desanding jar in the utility model most preferred embodiment or right desanding jar.
Coding in the accompanying drawing is respectively: 1 is left desanding jar, and 2 is right desanding jar, and 3 is fluid inlet, 4 is fluid issuing, and 5 is sewage draining exit, and 6 are import, 7 are outlet, and 8 is sand removing hole, and 9 is first connecting tube, 10 are the import four-way, and 11 are straight-through gate valve, and 12 are the outlet four-way, 13 is second connecting tube, and 14 are the import gate valve, and 15 are the outlet gate valve, 16 is the 4th connecting tube, and 17 for cleaning gate valve, and 18 is inlet pressure gauge, 19 is the 3rd connecting tube, and 20 is delivery gauge, and 21 is the pressure meter needle-valve, 22 is the 5th connecting tube, and 23 is pressure relief opening, and 24 are the pressure release needle-valve, 25 are control pressure release needle-valve, and 26 is the 6th connecting tube, and 27 are the recoil needle-valve, 28 are the exhaust needle-valve, and 29 is communicating pipe, and 30 is short circuit, 31 is logical for import two, and 32 is inlet tube, and 33 is that inlet two is logical, 34 is the feed liquor short circuit, and 35 is the fluid short circuit, and 36 is that liquid outlet two is logical, 37 is outlet, 38 is logical for outlet two, and 39 is flat cover, and 40 is cylindrical shell, 41 is cylinder lumen, 42 is step, and 43 are the convex platform of bar shaped cartridge filter, and 44 are the lower convex platform of bar shaped cartridge filter, 45 is screen pack, 46 is filter chamber, and 47 is the cartridge filter blind plate, and 48 is the erosion control tube, 49 is first import, 50 is connector, and 51 is that sand removing hole two is logical, and 52 are the threeway of shaking out, 53 are the adapter of shaking out, 54 is the sand export threeway, and 55 is that liquid outlet two is logical, and 56 is joint, 57 is tube connector, 58 are the recoil joint, and 59 is the 7th connecting tube, and 60 is the 8th connecting tube, 61 is the inlet pressure meter connector, 62 is the inlet pressure gauge tube connector, and 63 is the outlet pressure meter connector, and 64 is the delivery gauge tube connector.
Five, the specific embodiment
The utility model is not subjected to the restriction of following embodiment, can determine concrete embodiment according to the technical solution of the utility model and actual conditions.
Below in conjunction with embodiment and accompanying drawing the utility model is further described:
Shown in accompanying drawing 1,2, these high pressure desander the complete sets of equipment comprise left desanding jar 1 and right desanding jar 2, fluid inlet 3, fluid issuing 4 and sewage draining exit 5; Import 6, outlet 7 and sand removing hole 8 are arranged on left desanding jar 1 and right desanding jar 2, in left desanding jar 1 and right desanding jar 2, screen pack is installed; Fluid inlet 4 communicates with fluid issuing 4 by first connecting tube 9, to fluid issuing 4 directions import four-way 10, straight-through gate valve 11 and outlet four-way 12 is being installed in regular turn from fluid import 3 on first connecting tube 9; Import four-way 10 communicates with the import 6 of left desanding jar and right desanding jar respectively by second connecting tube 13, on second connecting tube 13 import gate valve 14 is installed; The outlet of left side desanding jar and right desanding jar communicates by the 3rd connecting tube 19 with outlet four-way 12 respectively, outlet gate valve 15 is installed on the 3rd connecting tube 19, the sand removing hole 8 of left side desanding jar and right desanding jar communicates with sewage draining exit 5 by the 4th connecting tube 16 respectively, on the 4th connecting tube 16, be equipped with and clean gate valve 17, like this, when desanding, at first close straight-through gate valve 11, open the import gate valve 14 and the outlet gate valve 15 that communicate with left desanding jar 1, fluid enters the work of carrying out filter sand in the left desanding jar 1, sand is discharged to the outside from sand removing hole 8 discharges of left desanding jar and through sewage draining exit 5, when being full of sand in the screen pack in the left desanding jar 1, close the import gate valve 14 that communicates with left desanding jar 1, open the import gate valve 14 and the outlet gate valve 15 that communicate with right desanding jar 2, in right desanding jar 2, carried out the work of filter sand, the reciprocal like this work of carrying out filter sand.
Can according to actual needs above-mentioned high pressure desander the complete sets of equipment be made further optimization and/or improvements:
Shown in accompanying drawing 2 to 5, first connecting tube comprises communicating pipe 29; Fluid inlet 3, import four-way 10, communicating pipe 29, straight-through gate valve 11, communicating pipe 29, outlet four-way 12, communicating pipe 29, fluid issuing 4 link together by flange in regular turn; Second connecting tube 13 comprises that short circuit 30, import two are logical 31, inlet tube 32, inlet two are logical 33, feed liquor short circuit 34; Import four-way 10, short circuit 30, import two are logical 31, import gate valve 14, inlet tube 32, inlet two are logical 33, feed liquor short circuit 34 links together by flange in regular turn with the import 6 of left desanding jar and right desanding jar respectively; The 3rd connecting tube comprises that fluid short circuit 35, liquid outlet two are logical 36, outlet 37, outlet two logical 38 and short circuit 30; The outlet 7 of a left side desanding jar and right desanding jar is logical 36 with fluid short circuit 35, liquid outlet two respectively, outlet 37, outlet gate valve 15, outlet two are logical 38, short circuit 30, outlet four-way 12 link together by flange in regular turn; The 4th connecting tube 16 comprises that sand removing hole two is logical 51, the threeway 52 of shaking out, shake out take over 53, sand export threeway 54; The sand removing hole 8 of a left side desanding jar and right desanding jar is logical 51 with sand removing hole two respectively, the threeway 52 of shaking out, shake out take over 53, sand export threeway 54 and sewage draining exit 5 link together by flange in regular turn, like this, is convenient to the connection and the maintenance of each parts.
Shown in accompanying drawing 1,8,9,10, the outlet 7 of left side desanding jar 1 and right desanding jar communicates with pressure relief opening 23 by the 5th connecting tube 22 with the 3rd connecting tube 19 that exports between the gate valve 15, to pressure relief opening 23 directions, pressure release needle-valve 24 and control pressure release needle-valve 25 being installed in regular turn from the 3rd connecting tube 19 on the 5th connecting tube 22, exhaust needle-valve 28 is installed at the top of left desanding jar 1 and right desanding jar 2.
Shown in accompanying drawing 1,8,9,10, the 5th connecting tube 22 comprises that liquid outlet two is logical 55, joint 56 and tube connector 57; Liquid outlet two is logical 55, joint 56, pressure release needle-valve 24, tube connector 57 and control pressure release needle-valve 25 link together to pressure relief opening 23 directions in regular turn from the 3rd connecting tube 19, and control pressure release needle-valve 25 links together by the high-voltage tube at nipple and pressure relief opening 23 places.
Shown in accompanying drawing 1,8,9,10, the sand removing hole 8 of left desanding jar and right desanding jar communicates with high-voltage tube by the 6th connecting tube 26, and recoil needle-valve 27 is installed on the 6th connecting tube 26.
Shown in accompanying drawing 1,8,9,10, the 6th connecting tube 26 comprises connector 50 and recoil joint 58; Connector 50, recoil needle-valve 27 and recoil joint 58 link together in regular turn from sand removing hole 8 to high-voltage tube direction, and recoil joint 58 links together by recoil nipple and high-voltage tube.
Shown in accompanying drawing 1,8,9,10, import four-way 10 communicates with high-voltage tube by the 7th connecting tube 59 with second connecting tube 13 between the import gate valve 14, and pressure meter needle-valve 21 and inlet pressure gauge 18 are installed on the 7th connecting tube 59; Communicate with high-voltage tube by the 8th connecting tube 60 with the 3rd connecting tube 19 that exports between the four-way 12 at outlet gate valve 15, pressure meter needle-valve 21 and delivery gauge 20 are installed on the 8th connecting tube 60.
Shown in accompanying drawing 1,8,9,10, for the ease of connecting, the 7th connecting tube 59 comprises inlet pressure meter connector 61 and inlet pressure gauge tube connector 62; Inlet pressure meter connector 61, pressure meter needle-valve 21, inlet pressure gauge tube connector 62 and inlet pressure gauge 18 link together in regular turn, and inlet pressure gauge 18 links together by nipple and high-voltage tube; The 8th connecting tube 60 comprises outlet pressure meter connector 63 and delivery gauge tube connector 64; Outlet pressure meter connector 63, pressure meter needle-valve 21, delivery gauge tube connector 64 and delivery gauge 20 link together in regular turn, and delivery gauge 20 links together by nipple and high-voltage tube.
As shown in Figure 11, left desanding jar 1 or right desanding jar 2 comprise flat cover 39, cylindrical shell 40 and bar shaped cartridge filter; The upper end of the lower end of flat cover 39 and cylindrical shell 40 is fixedly installed togather, the import 6 that communicates with cylinder lumen 41 is arranged on cylindrical shell 40, the outlet 7 that communicates with cylinder lumen 41 is arranged on the cylindrical shell below the import 6 40, the sand removing hole 8 that communicates with cylinder lumen 41 is arranged in the bottom of cylindrical shell 40; On the inwall of the cylinder lumen between import 6 and the outlet 7, step 42 is arranged, the inwall that exports the cylinder lumen of 7 belows is back taper, the lower surface of the convex platform 43 of bar shaped cartridge filter withstands on the upper surface of step 42, the lower convex platform 44 of bar shaped cartridge filter is inserted on the inwall of the cylinder lumen that is back taper, the convex platform 43 of the upper end of screen pack 45 and bar shaped cartridge filter links together, the lower convex platform 44 of the lower end of screen pack 45 and bar shaped cartridge filter links together, form filter chamber 46 between the inwall of screen pack 45 and cylinder lumen and communicate with outlet 7, on the lower convex platform 44 of bar shaped cartridge filter, be installed with and stop that the cartridge filter blind plate 47 that fluid passes through maybe can open plate by the cartridge filter of fluid, opening at cartridge filter has the blowdown outlet that communicates with sand removing hole 8 on the plate, erosion control tube 48 is arranged in the cylinder lumen 41, the upper end of erosion control tube 48 withstands on the flat cover 39, the lower end of erosion control tube 48 withstands on the convex platform 43 of bar shaped cartridge filter, first import 49 that communicates with import 6 is arranged on the erosion control tube 48, like this, containing the sand flow body enters in the cylinder lumen 41 from import 6, because cylindrical shell 40 is sealed by flat cover 39, contain the sand flow body and enter the bar shaped cartridge filter, because stopping of screen pack 45, fluid passes from the gap of screen pack 45, flow out from exporting 7, sand is filtered that net 45 stops and is lowered in the bar shaped cartridge filter in the effect of gravity.
Above technical characterictic has constituted most preferred embodiment of the present utility model, and it has stronger compliance and best implementation result, can increase and decrease non-essential technical characterictic according to actual needs, satisfies the demand of different situations.
The use of the utility model most preferred embodiment: the utility model has two kinds of operation operating modes: non-desanding operating mode and desanding operating mode.
One, non-desanding operating mode: when not containing sand in the produced fluid in the gas well pit shaft and need not to filter, open straight-through valve 11, close import gate valve 14 and outlet gate valve 15 on left desanding jar 1 and the right desanding jar 2, wellbore fluids can be without the filtration of desanding jar and is directly flowed out from fluid issuing 4.
Two, desanding operating mode: comprise two identical desanding systems in the utility model, two systems are used alternatingly during operate as normal, and during a job, another is in stand-by state.When wellbore fluids contains that sand is more need to be filtered, adopt the desanding of desanding jar, be example with left desanding jar 1: at first close all valves; Then exterior tubing and fluid inlet 3, fluid issuing 4 are connected, open pressure meter needle-valve 21; Open the import gate valve 14 and the outlet gate valve 15 of left desanding jar 1 successively, well stream enters left desanding jar 1 and filters, enter downstream line through sand removing hole 5, observe inlet pressure gauge 18 and delivery gauge 20 then, when the high 2.5MPa of reading of the read-around ratio delivery gauge 20 of inlet pressure gauge 18, the expression screen pack has been full of sand, need be cleared up.Close the import gate valve 14 and the outlet gate valve 15 of left desanding jar 1 successively, open the import gate valve 14 and the outlet gate valve 15 of right desanding jar 2 more successively, well stream carries out the desanding operation with regard to the desanding system that is switched the right desanding jar 2 that becomes to flow through; When carrying out the screen pack dismounting: must be before dismounting with left desanding jar 1 pressure release, at first open pressure release needle-valve 24 and control pressure release needle-valve 25, open the exhaust needle-valve 28 of tank deck then, after treating that left desanding jar 1 interior pressure thoroughly reduces to zero, take clip apart, the screen pack that takes out in the left desanding jar 1 is cleared up, in the desanding jar of after having cleared up filter screen being packed into, assemble left desanding jar 1, close the exhaust needle-valve 28 of pressure release needle-valve 24, control pressure release needle-valve 25 and tank deck; During the sand that is not rinsed in needs wash left desanding jar 1 and right desanding jar 2, open recoil needle-valve 27, the water of recoil high-pressure water pipe pours the sand that flushings are not rinsed in left desanding jar 1 and the right desanding jar 2; After whole desanding work is finished, must close the external valve at fluid inlet 3 and fluid issuing 4 places earlier, carry out the pressure release of desanding jar again.

Claims (10)

  1. [claim 1] 1, a kind of high pressure desander the complete sets of equipment is characterized in that comprising left desanding jar and right desanding jar, fluid inlet, fluid issuing and sewage draining exit; On left desanding jar and right desanding jar, import, outlet and sand removing hole are arranged, in left desanding jar and right desanding jar, screen pack is installed; Fluid inlet communicates with fluid issuing by first connecting tube, to the fluid issuing direction import four-way, straight-through gate valve and outlet four-way is being installed in regular turn from the fluid import on first connecting tube; The import four-way communicates with the import of left desanding jar and right desanding jar respectively by second connecting tube, and the import gate valve is installed on second connecting tube; The outlet of left side desanding jar and right desanding jar communicates by the 3rd connecting tube with the outlet four-way respectively, the outlet gate valve is installed on the 3rd connecting tube, the sand removing hole of left side desanding jar and right desanding jar communicates with sewage draining exit by the 4th connecting tube respectively, and the cleaning gate valve is installed on the 4th connecting tube.
  2. [claim 2] 2, high pressure desander the complete sets of equipment according to claim 1 is characterized in that first connecting tube comprises communicating pipe; Fluid inlet, import four-way, communicating pipe, straight-through gate valve, communicating pipe, outlet four-way, communicating pipe, fluid issuing link together by flange in regular turn; Second connecting tube comprises that short circuit, import are two logical, inlet tube, inlet two logical, feed liquor short circuits; Import four-way, short circuit, import are two logical, import gate valve, inlet tube, inlet are two logical, the feed liquor short circuit links together by flange in regular turn with the import of left desanding jar and right desanding jar respectively; The 3rd connecting tube comprises that fluid short circuit, liquid outlet are two logical, outlet, outlet two logical and short circuits; The outlet of a left side desanding jar and right desanding jar is two logical with fluid short circuit, liquid outlet respectively, outlet, outlet gate valve, outlet are two logical, short circuit, outlet four-way link together by flange in regular turn; The 4th connecting tube comprises sand removing hole two lead to, shake out threeway, the adapter of shaking out, sand export threeway; The sand removing hole of a left side desanding jar and right desanding jar links together by flange in regular turn with sand removing hole two lead to, shake out threeway, the adapter of shaking out, sand export threeway and sewage draining exit respectively.
  3. [claim 3] 3, high pressure desander the complete sets of equipment according to claim 1 and 2, the outlet that it is characterized in that left desanding jar and right desanding jar communicates with pressure relief opening by the 5th connecting tube with the 3rd connecting tube that exports between the gate valve, to the pressure relief opening direction, pressure release needle-valve and control pressure release needle-valve being installed in regular turn from the 3rd connecting tube on the 5th connecting tube, the exhaust needle-valve is installed at the top of left desanding jar and right desanding jar.
  4. [claim 4] 4, high pressure desander the complete sets of equipment according to claim 3 is characterized in that the 5th connecting tube comprises that liquid outlet two is logical, joint and tube connector; Liquid outlet two is logical, joint, pressure release needle-valve, tube connector and control pressure release needle-valve link together to the pressure relief opening direction in regular turn from the 3rd connecting tube, and control pressure release needle-valve links together by the high-voltage tube at nipple and pressure relief opening place.
  5. [claim 5] 5, high pressure desander the complete sets of equipment according to claim 1 and 2 is characterized in that the sand removing hole of left desanding jar and right desanding jar communicates with high-voltage tube by the 6th connecting tube, and the recoil needle-valve is installed on the 6th connecting tube.
  6. [claim 6] 6, high pressure desander the complete sets of equipment according to claim 4 is characterized in that the sand removing hole of left desanding jar and right desanding jar communicates with high-voltage tube by the 6th connecting tube, and the recoil needle-valve is installed on the 6th connecting tube.
  7. [claim 7] 7, high pressure desander the complete sets of equipment according to claim 6 is characterized in that the 6th connecting tube comprises connector and recoil joint; Connector, recoil needle-valve and recoil joint link together in regular turn from sand removing hole to high-voltage tube direction, and the recoil joint links together by recoil nipple and high-voltage tube.
  8. [claim 8] 8, high pressure desander the complete sets of equipment according to claim 7, it is characterized in that the import four-way communicates with high-voltage tube by the 7th connecting tube with second connecting tube between the import gate valve, is equipped with pressure meter needle-valve and inlet pressure gauge on the 7th connecting tube; Communicate with high-voltage tube by the 8th connecting tube with the 3rd connecting tube that exports between the four-way at the outlet gate valve, pressure meter needle-valve and delivery gauge are installed on the 8th connecting tube.
  9. [claim 9] 9, high pressure desander the complete sets of equipment according to claim 8 is characterized in that the 7th connecting tube comprises inlet pressure meter connector and inlet pressure gauge tube connector; Inlet pressure meter connector, pressure meter needle-valve, inlet pressure gauge tube connector and inlet pressure gauge link together in regular turn, and inlet pressure gauge links together by nipple and high-voltage tube; The 8th connecting tube comprises outlet pressure meter connector and delivery gauge tube connector; Outlet pressure meter connector, pressure meter needle-valve, delivery gauge tube connector and delivery gauge link together in regular turn, and delivery gauge links together by nipple and high-voltage tube.
  10. [claim 10] 10, high pressure desander the complete sets of equipment according to claim 9 is characterized in that left desanding jar or right desanding jar comprise flat cover, cylindrical shell and bar shaped cartridge filter; The lower end of flat cover and the upper end of cylindrical shell are fixedly installed togather, and the import that communicates with cylinder lumen is arranged on cylindrical shell, and the outlet that communicates with cylinder lumen is arranged on the cylindrical shell below the import, and the sand removing hole that communicates with cylinder lumen is arranged in the bottom of cylindrical shell; On the inwall of the cylinder lumen between import and the outlet, step is arranged, the inwall of the cylinder lumen of outlet below is back taper, the lower surface of the convex platform of bar shaped cartridge filter withstands on the upper surface of step, the lower convex platform of bar shaped cartridge filter is inserted on the inwall of the cylinder lumen that is back taper, the convex platform of the upper end of screen pack and bar shaped cartridge filter links together, the lower convex platform of the lower end of screen pack and bar shaped cartridge filter links together, form filter chamber between the inwall of screen pack and cylinder lumen and communicate with outlet, on the lower convex platform of bar shaped cartridge filter, be installed with and stop that the cartridge filter blind plate that fluid passes through maybe can open plate by the cartridge filter of fluid, opening at cartridge filter has the blowdown outlet that communicates with sand removing hole on the plate, the erosion control tube is arranged in the cylinder lumen, the upper end of erosion control tube withstands on and covers, the lower end of erosion control tube withstands on the convex platform of bar shaped cartridge filter, and first import that communicates with fluid inlet is arranged on the erosion control tube.
CNU2008203012000U 2008-06-18 2008-06-18 High-pressure desander plant Expired - Lifetime CN201212391Y (en)

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CNU2008203012000U CN201212391Y (en) 2008-06-18 2008-06-18 High-pressure desander plant

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CNU2008203012000U CN201212391Y (en) 2008-06-18 2008-06-18 High-pressure desander plant

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CN201212391Y true CN201212391Y (en) 2009-03-25

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103114838A (en) * 2013-02-18 2013-05-22 武汉海王机电工程技术公司 High-pressure automatic sand discharge device
CN103306644A (en) * 2013-05-24 2013-09-18 西南石油大学 Sand/liquid removing device at wellhead of gas well
CN103615229A (en) * 2013-11-29 2014-03-05 中国石油集团西部钻探工程有限公司 Well test belt pressing dust catcher
CN103628870A (en) * 2013-11-29 2014-03-12 中国石油集团川庆钻探工程有限公司 Rotational flow sand removing device
CN109695444A (en) * 2019-02-03 2019-04-30 四川乐山伟业机电有限责任公司 A kind of compound desander
CN110080703A (en) * 2019-06-15 2019-08-02 王海峰 A kind of pulp water separation drilling method for aperture erosion control

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103114838A (en) * 2013-02-18 2013-05-22 武汉海王机电工程技术公司 High-pressure automatic sand discharge device
CN103114838B (en) * 2013-02-18 2015-09-16 武汉海王机电工程技术公司 High-pressure automatic sand discharge device
CN103306644A (en) * 2013-05-24 2013-09-18 西南石油大学 Sand/liquid removing device at wellhead of gas well
CN103615229A (en) * 2013-11-29 2014-03-05 中国石油集团西部钻探工程有限公司 Well test belt pressing dust catcher
CN103628870A (en) * 2013-11-29 2014-03-12 中国石油集团川庆钻探工程有限公司 Rotational flow sand removing device
CN103615229B (en) * 2013-11-29 2016-06-29 中国石油集团西部钻探工程有限公司 Formation testing is with pressure catches bits device
CN109695444A (en) * 2019-02-03 2019-04-30 四川乐山伟业机电有限责任公司 A kind of compound desander
CN110080703A (en) * 2019-06-15 2019-08-02 王海峰 A kind of pulp water separation drilling method for aperture erosion control

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