CN205760109U - Two-stage Swirling flow sand-removing screw extrusion sand discharge apparatus - Google Patents
Two-stage Swirling flow sand-removing screw extrusion sand discharge apparatus Download PDFInfo
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- CN205760109U CN205760109U CN201620496805.4U CN201620496805U CN205760109U CN 205760109 U CN205760109 U CN 205760109U CN 201620496805 U CN201620496805 U CN 201620496805U CN 205760109 U CN205760109 U CN 205760109U
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- cylinder
- sand
- screw extrusion
- desanding
- sediment outflow
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Abstract
The utility model discloses a kind of two-stage Swirling flow sand-removing screw extrusion sand discharge apparatus, including desanding cylinder, collection sand cylinder, sediment outflow pipeline and two grades of cyclone filter mechanisms;Two grades of cyclone filter mechanisms include motor, screw extrusion bar, screw press blade, connection dish, filter rack and filter sand net, described motor is arranged on the bottom of sediment outflow pipeline, the lower end of described screw extrusion bar is fixing with motor to be connected, its upper end passes vertically through sediment outflow pipeline and stretches into collection sand cylinder, described screw press blade is sleeved on the outside of screw extrusion bar, described connection dish is fixedly mounted on the upper end of screw extrusion bar, multiple collection sand plate it is evenly arranged with on described connection dish, multiple quicksand hole is offered on described connection dish, described filtration rack is fixedly mounted on the periphery of described connection dish, several outages are uniformly offered on described filtration rack, described filter sand net is arranged in collecting sand cylinder and is positioned at the lower section of connection dish.This utility model desanding efficiency is high, and sediment outflow labor intensity is little, processes job area big.
Description
Technical field
This utility model relates to a kind of Oil/gas Well Produced Liquid desanding device, is specifically related to a kind of two-stage Swirling flow sand-removing screw extrusion row
Husky device.
Background technology
In crude oil production testing operation, flow to containing a certain amount of sand grains in the fluid on ground from Oil/gas Well, in gas fortune at a high speed
The dynamic lower formation jet in sand at a high speed.This containing sand jet, ground gathering line and equipment are formed the most serious erosion and abrasion
Destroy, in some instances it may even be possible to pierce through pipeline fitting, leakage accident occurs, affect oilfield safety and produce, cause surrounding severe contamination
With unnecessary economic loss.
Therefore, Oil/gas Well Produced Liquid, before entering surface gathering system, needs to install well head desanding device, carries out Produced Liquid
Desanding operation, separates as far as possible by solid particles such as sand grains.At present, desanding device oil field used is former according to desanding
Reason difference is roughly divided into two kinds, i.e. filtering type desanding device and spiral-flow type desanding device.Filtering type desanding device is by built-in filter
Sand cylinder can filter a certain size solid particle, but due to the restriction of himself structure, this device cannot realize automatic sand draining,
And when well stream sand content is bigger, it is impossible to clear up sand filtering barrel in time, have that desanding efficiency is the highest, sediment outflow labor intensity is big
Not enough.Spiral-flow type desanding device is mostly used in oil-gas gathering and transportation system, and its operating pressure is the most relatively low, and decay resistance is poor,
Can not change the physical dimension in its cyclonic separation chamber according to the requirement of well stream treating capacity and partition size, process range is limited.
Utility model content
The purpose of this utility model is to provide a kind of two-stage Swirling flow sand-removing screw extrusion sand discharge apparatus, and its desanding efficiency is high, row
Sand labor intensity is little, processes job area big, and can run steadily in the long term under high pressure operating mode and strong corrosive environment.
This utility model solves its technical problem and be the technical scheme is that
A kind of two-stage Swirling flow sand-removing screw extrusion sand discharge apparatus, this device includes desanding cylinder, the collection sand set gradually from top to bottom
Cylinder and sediment outflow pipeline, the top of described desanding cylinder is provided with end cap, is equipped with erosion control cylinder the most successively in described desanding cylinder
With disconnectable whirl cylinder, the bottom of described whirl cylinder is provided with the spigot connected with described collection sand cylinder, the end of described collection sand cylinder
Portion is provided with and the sand removing hole of described sediment outflow pipeline communication, and the sidewall of described sediment outflow pipeline offers sand export;This device also wraps
Include two grades of cyclone filter mechanisms;
Described two grades of cyclone filter mechanisms include motor, screw extrusion bar, screw press blade, connection dish, filter rack and
Filter sand net, described motor is arranged on the bottom of sediment outflow pipeline, and the lower end of described screw extrusion bar is fixing with motor to be connected, on it
End passes vertically through sediment outflow pipeline and stretches into setting bottom collection sand cylinder, and described screw press blade is sleeved on outside described screw extrusion bar
Portion, described connection dish is fixedly mounted on the upper end of described screw extrusion bar, and the upper surface of described connection dish is evenly arranged with multiple
Collection sand plate, described connection dish offers multiple and described sediment outflow pipeline communication quicksand hole, and described filtration rack fixedly mounts
In the periphery of described connection dish, and and the inwall of described collection sand cylinder between be provided with certain interval, described filtration rack is uniformly opened
Being provided with several outages, described filter sand net is arranged in collecting sand cylinder and is positioned at the lower section of connection dish, the sidewall of described collection sand cylinder
On be positioned at the lower section of filter sand net and offer leakage fluid dram.
By technique scheme, circumferentially positioned by keyway matching mechanism between described connection dish and screw extrusion bar.
By technique scheme, described collection sand plate be shaped as right angled triangle, its two right-angle sides respectively be connected dish and mistake
Screen holder contacts.
By technique scheme, the upper end of described filtration rack is concordant with the upper end of collection sand cylinder.
By technique scheme, the barrel of described desanding cylinder offers the jet import misplaced up and down and jet exit, described
Jet exit is positioned at the top of jet import, and described erosion control cylinder is provided with the borehole connected with described jet exit, described eddy flow
Cylinder has the Cylindrical Cyclone chamber on top and the conical disengagement chamber of bottom, and the barrel in described Cylindrical Cyclone chamber is provided with and institute
Stating the tangential borehole of jet inlet communication, the top in described Cylindrical Cyclone chamber is provided with isolation cover plate, described isolation cover plate
Center is inserted with the overflow pipe connected with described erosion control cylinder, and described spigot is located at the bottom of cone disengagement chamber.
By technique scheme, the inwall of described desanding cylinder is provided with ring-shaped step, outside described ring-shaped step is with isolation cover plate
Keyway fit structure is passed through circumferentially positioned between edge.
By technique scheme, between described end cap and desanding cylinder, all it is bolted to connection between desanding cylinder and collection sand cylinder,
And sealed by O RunddichtringO;It is bolted to connection between described collection sand cylinder and sediment outflow pipeline, and passes through metal sealing
Pad seals.
By technique scheme, pacify at the jet import of described desanding cylinder and the fit clearance of the tangential borehole in Cylindrical Cyclone chamber
Equipped with rubber seal.
By technique scheme, described end cap is provided with the suspension ring being easy to lifting handling.
By technique scheme, the surface of internal cavity of described whirl cylinder is coated with wear-resistant ceramic layer.
This utility model, has the advantages that this utility model to pass through in collection sand cylinder and arranges two grades of cyclone filter mechanisms
The solid particles such as the sand grains in collection sand cylinder can be carried out secondary separation and settle, and be cleaned in infall process, specifically
Rotate and then the band dish that is dynamically connected rotates for starting driven by motor screw extrusion bar so that fall into the sand grains etc. in collection sand cylinder well stream solid
Phase granule is pooled to the middle part of connection dish under the effect of collection sand plate quickly, then in quicksand hole falls into sediment outflow pipeline, finally
Discharging through sand export, the liquid phase medium such as part oil in well stream, water is through the outage discharge of screen holder, then through filter sand net mistake
Discharging through leakage fluid dram after filter, motor operates without stopping, and the sand grains of extruding constantly sedimentation makes it fill up gaps underneath, thus ceaselessly
Discharging sand grains and part profit, profit is discharged from leakage fluid dram, sand grains from sand removing hole through screw extrusion bar after discharge through sand export.
Inside the detachable desanding cylinder being fixed on heavy wall of whirl cylinder in this utility model, its simple in construction, low cost
Honest and clean, can either effectively carry out well stream desanding operation under high-voltage bidirectional power, again can be according to well stream treating capacity and partition size
Requiring to change flexibly, desanding efficiency is high, and sediment outflow labor intensity is little, processes job area big;Meanwhile, two grades of cyclone filter machines
Structure can carry out automatic sand draining operation, improves sediment outflow efficiency, reduces manual work labor intensity.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the structural representation of this utility model embodiment.
Fig. 2 is the structural representation of erosion control cylinder in this utility model embodiment.
Fig. 3 is the structural representation of whirl cylinder in this utility model embodiment.
Fig. 4 is the structural representation of desanding cylinder in this utility model embodiment.
Fig. 5 is the structural representation collecting sand cylinder in this utility model embodiment.
Fig. 6 is the structural representation of sediment outflow pipeline in this utility model embodiment.
Fig. 7 is screw extrusion bar and the structural representation of screw press blade in this utility model embodiment.
Fig. 8 is the sectional view of line A-A along Fig. 1.
Fig. 9 is the sectional view of line B-B along Fig. 1.
Figure 10 is the structural representation of filter sand net in this utility model embodiment.
Figure 11 is the structural representation of connection dish in this utility model embodiment.
Figure 12 is the top view of connection dish in this utility model embodiment.
Figure 13 is the structural representation filtering rack in this utility model embodiment.
In figure: 1-end cap, 1.1-suspension ring, 2-erosion control cylinder, 2.1-borehole, 3-desanding cylinder, 3.1-jet import, 3.2-penetrate
Flow export, 3.3-ring-shaped step, 4-whirl cylinder, 4.1-Cylindrical Cyclone chamber, 4.2-cone disengagement chamber, 4.3-tangentially dig
Hole, 4.4-isolate cover plate, 4.5-overflow pipe, 4.6-spigot, 5-collection sand cylinder, 5.1-sand removing hole, 5.2-leakage fluid dram, 6-
Sediment outflow pipeline, 6.1-sand export, bis-grades of cyclone filter mechanisms of 7-, 7.1-screw extrusion bar, 7.2-screw press blade, 7.3-
Motor, 7.4-connection dish, 7.5-filter rack, 7.6-filter sand net, 7.7-collection sand plate, 7.8-quicksand hole, 7.9-outage.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples,
This utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain this reality
With novel, it is not used to limit this utility model.
In preferred embodiment of the present utility model, as shown in figs 1 to 6, a kind of two-stage Swirling flow sand-removing screw extrusion sand discharge dress
Putting, this device includes desanding cylinder 3, collection sand cylinder 5 and sediment outflow pipeline 6, the top of desanding cylinder 3 set gradually from top to bottom
End cap 1 is installed, in desanding cylinder 3, is equipped with erosion control cylinder 2 and disconnectable whirl cylinder 4, whirl cylinder 4 the most successively
Bottom be provided with and collect the spigot 4.6 that sand cylinder 5 connects, collection sand cylinder 5 bottom be provided with the sediment outflow connected with sediment outflow pipeline 6
Mouth 5.1, the sidewall of sediment outflow pipeline 6 offers sand export 6.1;This device also includes two grades of cyclone filter mechanisms 7;
As shown in Fig. 1, Fig. 7, Figure 10-Figure 13, two grades of cyclone filter mechanisms 7 include motor 7.3, screw extrusion bar 7.1,
Screw press blade 7.2, connection dish 7.4, filtration rack 7.5 and filter sand net 7.6, motor 7.3 is arranged on sediment outflow pipeline 6
Bottom, the lower end of screw extrusion bar 7.1 and motor 7.3 is fixing to be connected, and its upper end passes vertically through sediment outflow pipeline 6 and stretches into collection
Arranging bottom sand cylinder 5, screw press blade 7.2 is sleeved on the outside of screw extrusion bar 7.1, and connection dish 7.4 fixedly mounts
In the upper end of screw extrusion bar 7.1, the upper surface of connection dish 7.4 is evenly arranged with multiple collection sand plate 7.7, connection dish 7.4
On offer multiple quicksand hole 7.8 connected with sediment outflow pipeline 6, filter rack 7.5 and be fixedly mounted on outside connection dish 7.4
Week, and and the inwall of collection sand cylinder 5 between be provided with certain interval, filter and uniformly offer several outages 7.9 on rack 7.5,
Filter sand net 7.6 is arranged in collecting sand cylinder 5 and is positioned at the lower section of connection dish 7.4, and the sidewall of collection sand cylinder 5 is positioned at filter sand net 7.6
Lower section offer leakage fluid dram 5.2.
In preferred embodiment of the present utility model, as it is shown in figure 1, pass through between connection dish 7.4 and screw extrusion bar 7.1
Keyway matching mechanism is circumferentially positioned.
In preferred embodiment of the present utility model, as shown in Fig. 1, Figure 11, Figure 12, being shaped as of collection sand plate 7.7 is straight
Angle triangle, its two right-angle sides contact with connection dish 7.4 and filtration rack 7.5 respectively.
In preferred embodiment of the present utility model, as it is shown in figure 1, filter the upper end of rack 7.5 and the upper end of collection sand cylinder 5
Concordant.
In preferred embodiment of the present utility model, as shown in Fig. 2-Fig. 4, Fig. 8-Fig. 9, the barrel of desanding cylinder 3 is offered
Having the jet import 3.1 and jet exit 3.2 misplaced up and down, jet exit is positioned at the top of jet import, in desanding cylinder 3
Being equipped with erosion control cylinder 2 and disconnectable whirl cylinder 4 the most successively, erosion control cylinder 2 is provided with digging of connecting with jet exit
Hole 2.1, whirl cylinder 4 has the Cylindrical Cyclone chamber 4.1 on top and the conical disengagement chamber 4.2 of bottom, Cylindrical Cyclone
The barrel in chamber 4.1 is provided with the tangential borehole 4.3 connected with jet import 3.1, and the top in Cylindrical Cyclone chamber 4.1 is arranged
Isolation cover plate 4.4, the center of isolation cover plate 4.4 is had to be inserted with the overflow pipe 4.5 connected with erosion control cylinder 2, spigot 4.6
It is located at the bottom of cone disengagement chamber 4.2.
In preferred embodiment of the present utility model, as Figure 1 and Figure 4, the inwall of desanding cylinder 3 is provided with ring-shaped step
3.3, circumferentially positioned by keyway fit structure between the outward flange of ring-shaped step 3.3 and isolation cover plate 4.4, so that it is guaranteed that
The separating effect of whirl cylinder.The top of erosion control cylinder 2 abuts with end cap 1, and the bottom of erosion control cylinder 2 abuts with isolation cover plate 4.4,
It is firm so that whirl cylinder is axially positioned.
In preferred embodiment of the present utility model, as it is shown in figure 1, between end cap 1 and desanding cylinder 3, desanding cylinder 3 and collection
All it is bolted between sand cylinder 5, and by O RunddichtringO, contact jaw face is sealed, collection sand cylinder 5 and sediment outflow pipe
It is bolted between road 6, and is sealed by metallic gasket.
In preferred embodiment of the present utility model, as shown in Fig. 1, Fig. 9, the jet import of desanding cylinder and Cylindrical Cyclone
At the fit clearance of the tangential borehole in chamber, rubber seal is installed.
In preferred embodiment of the present utility model, as it is shown in figure 1, be provided with the suspension ring 1.1 being easy to lifting handling on end cap 1,
Lifted by crane by air hoist, it is convenient to change, clear up whirl cylinder.
In preferred embodiment of the present utility model, the inwall of whirl cylinder is coated with wear-resistant ceramic layer, to ensure that it has well
Wear resistance and corrosion resistance, the working life of extension device.All parts of the present utility model all use anti-sulfur material manufacture, it is possible to
Containing H2Long-term stable operation under the environment under high pressure of S etchant gas.
Work process of the present utility model is: when desanding operation, and well stream is tangentially injected whirl cylinder by the jet import of desanding cylinder
Cylindrical Cyclone intracavity, whirl cylinder is made up of Cylindrical Cyclone chamber and cone disengagement chamber, and upper and lower two parts function is clearly demarcated,
Realize cyclonic separation under the influence of centrifugal force, it can be ensured that the solid particle rapid subsidence such as the sand grains in well stream separate;Desanding
After the overflow pipe that passes upward through on isolation cover plate of well stream enter in erosion control cylinder, then flow to downstream from the jet exit of desanding cylinder;
The solid phase particles such as the sand grains in well stream and partly oil, water fall into collection sand cylinder, the spiral in collection sand cylinder through the spigot of whirl cylinder
Pressure ram band is dynamically connected disc spins, the solid particles such as sand grains is carried out secondary separation and settles, and obtains clear in infall process
Wash;Desilting pipeline internal coiling pressure ram operates without stopping, and the gravel of extruding constantly sedimentation makes it fill up gaps underneath, thus does not stops
Discharge gravel and part water.
It should be appreciated that for those of ordinary skills, can be improved according to the above description or be converted, and
All these modifications and variations all should belong to the protection domain of this utility model claims.
Claims (10)
1. a two-stage Swirling flow sand-removing screw extrusion sand discharge apparatus, this device includes desanding cylinder, the collection set gradually from top to bottom
Sand cylinder and sediment outflow pipeline, the top of described desanding cylinder is provided with end cap, sets the most successively in described desanding cylinder
Having erosion control cylinder and disconnectable whirl cylinder, the bottom of described whirl cylinder is provided with the spigot connected with described collection sand cylinder,
The bottom of described collection sand cylinder is provided with and the sand removing hole of described sediment outflow pipeline communication, and the sidewall of described sediment outflow pipeline is offered
There is sand export;It is characterized in that, this device also includes two grades of cyclone filter mechanisms;
Described two grades of cyclone filter mechanisms include motor, screw extrusion bar, screw press blade, connection dish, filtration
Rack and filter sand net, described motor is arranged on the bottom of sediment outflow pipeline, and the lower end of described screw extrusion bar is solid with motor
Fixed connection, its upper end passes vertically through sediment outflow pipeline and stretches into setting bottom collection sand cylinder, and described screw press blade is sleeved on
The outside of described screw extrusion bar, described connection dish is fixedly mounted on the upper end of described screw extrusion bar, described connection
The upper surface of dish is evenly arranged with multiple collection sand plate, and described connection dish offers multiple and described sediment outflow pipeline communication
Quicksand hole, described filtration rack is fixedly mounted on the periphery of described connection dish, and with the inwall of described collection sand cylinder it
Between be provided with certain interval, described filtration rack uniformly offers several outages, described filter sand net is arranged on collection
In sand cylinder and be positioned at the lower section of connection dish, the lower section that the sidewall of described collection sand cylinder is positioned at filter sand net offers discharge opeing
Mouthful.
Device the most according to claim 1, it is characterised in that pass through keyway between described connection dish and screw extrusion bar
Matching mechanism is circumferentially positioned.
Device the most according to claim 1, it is characterised in that described collection sand plate be shaped as right angled triangle, they are two years old
Bar right-angle side respectively be connected dish and drainage screen bridge joint and touch.
Device the most according to claim 1, it is characterised in that the upper end of described filtration rack is held level with both hands on collection sand cylinder
Together.
Device the most according to claim 1, it is characterised in that offer on the barrel of described desanding cylinder and to misplace up and down
Jet import and jet exit, described jet exit is positioned at the top of jet import, and described erosion control cylinder is provided with and institute
Stating the borehole of jet exit connection, described whirl cylinder has the Cylindrical Cyclone chamber on top and the cone separation of bottom
Chamber, the barrel in described Cylindrical Cyclone chamber is provided with and the tangential borehole of described jet inlet communication, described cylinder
The top of vortex chamber is provided with isolation cover plate, the center of described isolation cover plate be inserted with connect with described erosion control cylinder overflow
Flow tube, described spigot is located at the bottom of cone disengagement chamber.
Device the most according to claim 1, it is characterised in that the inwall of described desanding cylinder is provided with ring-shaped step, institute
State between the outward flange of ring-shaped step and isolation cover plate circumferentially positioned by keyway fit structure.
Device the most according to claim 1, it is characterised in that between described end cap and desanding cylinder, desanding cylinder with collection sand
All it is bolted to connection between Tong, and is sealed by O RunddichtringO;Between described collection sand cylinder and sediment outflow pipeline
It is bolted to connection, and is sealed by metallic gasket.
Device the most according to claim 1, it is characterised in that the jet import of described desanding cylinder and Cylindrical Cyclone chamber
Tangential borehole fit clearance at rubber seal is installed.
Device the most according to claim 1, it is characterised in that described end cap is provided with the suspension ring being easy to lifting handling.
Device the most according to claim 1, it is characterised in that the surface of internal cavity of described whirl cylinder is coated with wear-resistant ceramic
Layer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620496805.4U CN205760109U (en) | 2016-05-26 | 2016-05-26 | Two-stage Swirling flow sand-removing screw extrusion sand discharge apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620496805.4U CN205760109U (en) | 2016-05-26 | 2016-05-26 | Two-stage Swirling flow sand-removing screw extrusion sand discharge apparatus |
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CN205760109U true CN205760109U (en) | 2016-12-07 |
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CN201620496805.4U Expired - Fee Related CN205760109U (en) | 2016-05-26 | 2016-05-26 | Two-stage Swirling flow sand-removing screw extrusion sand discharge apparatus |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111283139A (en) * | 2018-12-27 | 2020-06-16 | 李秀英 | Casting raw sand screening method |
CN113090246A (en) * | 2021-04-19 | 2021-07-09 | 华东理工大学 | Natural gas hydrate underground in-situ desanding device and method for double-layer pipe drilling |
-
2016
- 2016-05-26 CN CN201620496805.4U patent/CN205760109U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111283139A (en) * | 2018-12-27 | 2020-06-16 | 李秀英 | Casting raw sand screening method |
CN111283139B (en) * | 2018-12-27 | 2021-01-15 | 李秀英 | Casting raw sand screening method |
CN113090246A (en) * | 2021-04-19 | 2021-07-09 | 华东理工大学 | Natural gas hydrate underground in-situ desanding device and method for double-layer pipe drilling |
CN113090246B (en) * | 2021-04-19 | 2022-03-25 | 华东理工大学 | Natural gas hydrate underground in-situ desanding device and method for double-layer pipe drilling |
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GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 Termination date: 20190526 |
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CF01 | Termination of patent right due to non-payment of annual fee |