CN104841313A - Curing tank for water shut-off and profile control - Google Patents
Curing tank for water shut-off and profile control Download PDFInfo
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- CN104841313A CN104841313A CN201510205437.3A CN201510205437A CN104841313A CN 104841313 A CN104841313 A CN 104841313A CN 201510205437 A CN201510205437 A CN 201510205437A CN 104841313 A CN104841313 A CN 104841313A
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- tank body
- steel mesh
- tank
- water plugging
- pole
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Abstract
The invention provides a curing tank for water shut-off and profile control. The curing tank comprises: a tank body with a circular cross section, wherein a protection rack is fixedly arranged on the upper end of the tank body, the lower end of the tank body is provided with a discharge outlet, a discharge valve is installed on the discharge outlet, a supporting steel mesh is laid and fixedly arranged on the protection rack, the tank body is provided with a feed inlet, the feed inlet protrudes from the upper side of the supporting steel mesh, and the lower end of a material injecting pipe is connected with the periphery of the feed inlet through a flange; and a stirring device, which comprises a driving motor and a straight blade paddle agitator arranged in the tank body, wherein the driving motor is invertedly arranged on the supporting steel mesh, an output shaft at the lower end of the driving motor extends into the cavity of the tank body through a central hole in the upper end of the tank body and is connected with the straight blade paddle agitator through a rotation shaft, and a horizontal filtering steel mesh is installed in the tank body and is adjacent to the lower side of the straight blade paddle agitator. The curing tank for water shut-off and profile control can realize uniform stirring of all the components for water shut-off and profile control, effectively prevent particle deposition and overcome defects in the prior art.
Description
Technical field
The invention belongs to oil-water well water plugging and profile controlling field, in particular to a kind of water plugging and profile controlling slaking tank for oilfield oil well.
Background technology
Oil field enters middle-late waterflooding stage, the strong or microcrack development impact by reservoir heterogeneity, and seriously, moisture rising is too fast, therefore needs to take profile control and water plugging measure to suppress moisture rising for water logging, water breakthrough, bottom water coning.
The Agitation Tank that existing polymer flooding, transfer drive, profile control and water plugging adopt is square tank, and this Agitation Tank easily produces dead angle when stirring, and particularly when transfer drive, profile control and water plugging use particle, sawdust, rubber powder or rice chaff, easily causes deposition; The feed opening that the polyacrylamide dry powder of onsite application mixes with water easily condenses into block, what affect dry powder, return water or clear water adds speed, simultaneously in profile-controlling and plugging agent process for preparation, because dry powder blend is uneven, formed a large amount of " flake ", pump in process at injection profile water shutoff agent, affect plunger displacement pump operating mode, cause discharge capacity to reduce, even termination of pumping maintenance, affect construction speed and being continuously pumped into property, cause profile control and water plugging effect undesirable.
Therefore, be necessary that this slaking tank to generally using at present improves, solution medicament deposits at tank body dead angle, feed opening blocks and " flake " blocks the difficult problems such as pump chamber.
In view of this, the present inventor, according to the Production design experience being engaged in this area and association area for many years, develops a kind of water plugging and profile controlling slaking tank, to solving prior art Problems existing.
Summary of the invention
The object of the invention is to be to provide a kind of water plugging and profile controlling slaking tank, each component of its profile control and water plugging stirs, and does not have dead angle, effectively can prevent particle deposition, solves the defect of existing profile-controlling and plugging agent feed opening blocking.
For this reason, the present invention proposes a kind of water plugging and profile controlling slaking tank, and it includes:
One cross section is circular tank body, the upper end of described tank body is fixed with a protective frame, its lower end is provided with a discharging opening, described discharging opening is provided with a discharge valve, described protective frame is laid and is fixed with a support steel mesh, described tank body is separately provided with a feeding mouth, and described feeding mouth protrudes from the upside of described support steel mesh, and the lower end of a filling tube is connected by the periphery of flange with described feeding mouth;
One agitating device, it includes a drive motors and and is placed on straight blades paddle agitator in described tank body, it is online that described drive motors handstand is arranged on described supporting steel, the output shaft of its lower end stretches in the inner chamber of described tank body by the centre bore of described tank body upper end, and be connected with described straight blades paddle agitator by a turning cylinder, wherein, be provided with the filtration steel mesh of a horizontal positioned in described tank body, described filtration steel mesh is adjacent to the downside of described straight blades paddle agitator.
Water plugging and profile controlling slaking tank as above, wherein, the upper end edge horizontal direction bending of described filling tube, and form a horizontal flood mouth, its sidewall is separately connected with the fuel shuffling tube that tilts upward placement, the inlet orifice of described horizontal flood mouth and described fuel shuffling tube is positioned at the two opposite sides of described filling tube.
Water plugging and profile controlling slaking tank as above, wherein, the external diameter of the lower end of described tank body is less than the external diameter of the upper end of described tank body, be connected by a taper anchor ring between the lower periphery of the upright side walls of described tank body and the outer peripheral edge of the lower end of described tank body, the outer surface of described taper anchor ring is circumferentially provided with multiple vertical supporting leg, wherein, described filtration steel mesh level is arranged on the inner surface place of described taper anchor ring.
Water plugging and profile controlling slaking tank as above, wherein, described protective frame comprises a transverse horizontal pole and at least two symmetrically arranged vertical equity poles, described transverse horizontal pole is connected with vertical equity pole, and being weldingly fixed on the upper end of described tank body, described support steel mesh correspondence is laid and is fixed on described transverse horizontal pole and vertical equity pole.
Water plugging and profile controlling slaking tank provided by the invention, during work, drive motors is arranged on tank body upper end, straight blades paddle agitator is driven to rotate by turning cylinder, form the power rotated, solid-liquid in tank body can Homogeneous phase mixing, there is not any dead angle, thus utilize realize solid-liquid fully mix and without deposition object; Filtering steel mesh by placing in tank interior, filtering out excessive " flake ", prevent it from after discharging opening is discharged, entering plunger displacement pump, affect the working condition of plunger displacement pump, thus avoid discharge capacity to reduce or termination of pumping maintenance; The horizontal flood mouth of filling tube and inlet orifice relative direction are arranged, form less parallel structural design, utilize the negative pressure that the injection water of huge discharge is formed at inlet orifice lower curtate, produce negative-pressure sucking, while accelerating dosing, under gravity simultaneously, the dry powder powder such as polymer are sucked in tank body, realize solid-liquid Homogeneous phase mixing, neither produce " flake ", avoid again occurring that polymer coagulation becomes the problem of block at inlet orifice.
Water plugging and profile controlling slaking tank of the present invention, device volume is little, and materials are economized, and technological operation is simple, and convenient transportation, is convenient to skid-mounted construction operation.
Accompanying drawing explanation
The following drawings is only intended to schematically illustrate the present invention and explain, not delimit the scope of the invention.Wherein:
Fig. 1 is the composition structural representation of water plugging and profile controlling slaking tank of the present invention, not shown filling tube.
Fig. 2 is the close-up schematic view of filling tube in water plugging and profile controlling slaking tank of the present invention.
Fig. 3 is the top view of water plugging and profile controlling slaking tank of the present invention, not shown filling tube.
Main element label declaration:
1 tank body 101 lower end
102 upper end 103 upright side walls
104 taper anchor ring 11 protective frame
111 transverse horizontal pole 112 vertical equity poles
12 discharging opening 13 discharge valves
14 support steel mesh 15 filling tube
151 horizontal flood mouth 152 fuel shuffling tubes
1521 inlet orifice 16 flanges
17 filter steel mesh 18 vertically supporting leg
21 drive motors 22 straight blades paddle agitators
23 turning cylinders
Detailed description of the invention
The present invention proposes a kind of water plugging and profile controlling slaking tank, it includes: a cross section is circular tank body, the upper end of described tank body is fixed with a protective frame, its lower end is provided with a discharging opening, described discharging opening is provided with a discharge valve, described protective frame is laid and is fixed with a support steel mesh, described tank body is separately provided with a feeding mouth, one filling tube is arranged in described support steel mesh, and its lower end is connected by the periphery of flange with described feeding mouth; One agitating device, it includes a drive motors and and is placed on straight blades paddle agitator in described tank body, it is online that described drive motors handstand is arranged on described supporting steel, the output shaft of its lower end stretches in the inner chamber of described tank body by the centre bore of described tank body upper end, and be connected with described straight blades paddle agitator by a turning cylinder, wherein, be provided with the filtration steel mesh of a horizontal positioned in described tank body, described filtration steel mesh is adjacent to the downside of described straight blades paddle agitator.
Water plugging and profile controlling slaking tank of the present invention, each component of its profile control and water plugging stirs, and does not have dead angle, effectively can prevent particle deposition, solves the blocking of profile-controlling and plugging agent feed opening, overcomes the defect of prior art.
In order to there be understanding clearly to technical characteristic of the present invention, object and effect, below in conjunction with accompanying drawing and preferred embodiment, to the water plugging and profile controlling detailed description of the invention of slaking tank, structure, feature and effect that the present invention proposes, be described in detail as follows.In addition, by the explanation of detailed description of the invention, when can to the present invention for the technological means reaching predetermined object and take and effect are goed deep into concrete understanding more, but institute's accompanying drawing be only to provide with reference to and use is described, is not used for being limited the present invention.
Fig. 1 is the composition structural representation of water plugging and profile controlling slaking tank of the present invention, not shown filling tube.Fig. 2 is the close-up schematic view of filling tube in water plugging and profile controlling slaking tank of the present invention.Fig. 3 is the top view of water plugging and profile controlling slaking tank of the present invention, not shown filling tube.
As shown in Figure 1, Figure 3, the water plugging and profile controlling slaking tank that the present invention proposes, it includes tank body 1 and an agitating device, wherein, the cross section of described tank body 1 is circular, its upper end is fixed with a protective frame 11, its lower end is provided with a discharging opening 12, described discharging opening 12 is provided with a discharge valve 13, described protective frame 11 is laid and is fixed with a support steel mesh 14, described tank body 1 is separately provided with a feeding mouth 10, described feeding mouth 10 protrudes from the upside of described support steel mesh 14, and the lower end of a filling tube 15 is connected by the periphery of flange 16 with described feeding mouth 10;
Described agitating device, include a drive motors 21 and and be placed on straight blades paddle agitator 22 in described tank body 1, described drive motors 21 stands upside down and is arranged on described support steel mesh 14, the output shaft of its lower end stretches in the inner chamber of described tank body by the centre bore (not indicating in figure) of described tank body 1 upper end, and be connected with described straight blades paddle agitator 22 by a turning cylinder 23, wherein, be provided with the filtration steel mesh 17 of a horizontal positioned in described tank body 1, described filtration steel mesh 17 is adjacent to the downside of described straight blades paddle agitator 22.Wherein, preferably this filtration steel mesh 17 is about 20cm with the distance of the lower end of described tank body 1, adjacent to the upside of described discharging opening 12.In addition, for improving mixing effect further, solid-liquid is mixed more even, also can on turning cylinder 23 sheathed fixing stirring vane 24.
Wherein, as shown in Figure 2, the upper end edge horizontal direction bending of described filling tube 15, and form a horizontal flood mouth 151, its sidewall is separately connected with the fuel shuffling tube 152 that tilts upward placement, described horizontal flood mouth 151 and the inlet orifice 1521 of described fuel shuffling tube 152 are positioned at the two opposite sides of described filling tube 15.Wherein, for ease of pan feeding, preferred described inlet orifice 1521 is in bell mouth shape, as shown in Figure 2, by water filling and material feeding being separated, horizontal flood mouth and inlet orifice relative direction are arranged, form less parallel structural design, utilize the negative pressure that the injection water of huge discharge is formed at inlet orifice lower curtate, produce negative-pressure sucking, accelerate dosing, meanwhile, under gravity, by the dry powder powder suction tanks such as polymer, realize solid-liquid Homogeneous phase mixing, avoid occurring that polymer coagulation becomes the problem of block at inlet orifice.
Further, the external diameter of the lower end 101 of described tank body 1 is less than the external diameter of the upper end 102 of described tank body 1, be connected by a taper anchor ring 104 between the lower periphery of the upright side walls 103 of described tank body 1 and the outer peripheral edge of the lower end 101 of described tank body 1, the outer surface of described taper anchor ring 104 is circumferentially provided with multiple vertical supporting leg 18, wherein, described filtration steel mesh 17 level is arranged on the inner surface place of described taper anchor ring 104.By the setting of taper anchor ring, enable solid-liquid in tank body evenly mixing, there is not any dead angle, thus more utilize and realize solid-liquid and fully to mix and without the object of deposition.Wherein, preferably the angle of this taper anchor ring and horizontal direction is 45 ~ 60 °
In addition, refer to Fig. 3, described protective frame 11 comprises transverse horizontal pole 111 and at least two symmetrically arranged vertical equity poles 112, described transverse horizontal pole 111 is connected with vertical equity pole 112, and being weldingly fixed on the upper end of described tank body 1, described support steel mesh 14 correspondence is laid and is fixed on described transverse horizontal pole 111 with on vertical equity pole 112.
The water plugging and profile controlling slaking tank that the present invention proposes, during work, outlet valve 13 is closed in preliminary election, pours profile-controlling and plugging agent recipe ingredient into, utilize horizontal flood mouth 151 to inject oil field recharged waste water or clear water by the inlet orifice 1521 above tank body 1, utilize the negative pressure that the injection water of huge discharge is formed at inlet orifice lower curtate, produce negative-pressure sucking, while accelerating dosing, under gravity, the dry powder powder such as polymer are sucked in slaking tank, realizes solid-liquid Homogeneous phase mixing; Subsequently, in tank body 1, after straight blades paddle agitator 22 stirs, the profile-controlling and plugging agent formed, without bottom settlings thing, not only makes solid-liquid in tank fully mix, does not produce dead angle, powder or solid bottom settlings can not be there is, prevent " flake " to enter plunger displacement pump, affect the working condition of plunger displacement pump, thus avoid discharge capacity to reduce or termination of pumping maintenance; Finally, open outlet valve 13, export mixed liquor to plunger displacement pump through discharging opening 12 and pipeline.
The foregoing is only the schematic detailed description of the invention of the present invention, and be not used to limit scope of the present invention.Any those skilled in the art, the equivalent variations done under the prerequisite not departing from design of the present invention and principle and amendment, all should belong to the scope of protection of the invention.
Claims (5)
1. a water plugging and profile controlling slaking tank, is characterized in that, described water plugging and profile controlling slaking tank includes:
One cross section is circular tank body, the upper end of described tank body is fixed with a protective frame, its lower end is provided with a discharging opening, described discharging opening is provided with a discharge valve, described protective frame is laid and is fixed with a support steel mesh, described tank body is separately provided with a feeding mouth, and described feeding mouth protrudes from the upside of described support steel mesh, and the lower end of a filling tube is connected by the periphery of flange with described feeding mouth;
One agitating device, it includes a drive motors and and is placed on straight blades paddle agitator in described tank body, it is online that described drive motors handstand is arranged on described supporting steel, the output shaft of its lower end stretches in the inner chamber of described tank body by the centre bore of described tank body upper end, and be connected with described straight blades paddle agitator by a turning cylinder, wherein, be provided with the filtration steel mesh of a horizontal positioned in described tank body, described filtration steel mesh is adjacent to the downside of described straight blades paddle agitator.
2. water plugging and profile controlling slaking tank as claimed in claim 1, it is characterized in that, the upper end edge horizontal direction bending of described filling tube, and form a horizontal flood mouth, its sidewall is separately connected with the fuel shuffling tube that tilts upward placement, the inlet orifice of described horizontal flood mouth and described fuel shuffling tube is positioned at the two opposite sides of described filling tube.
3. water plugging and profile controlling slaking tank as claimed in claim 1 or 2, it is characterized in that, the external diameter of the lower end of described tank body is less than the external diameter of the upper end of described tank body, be connected by a taper anchor ring between the lower periphery of the upright side walls of described tank body and the outer peripheral edge of the lower end of described tank body, the outer surface of described taper anchor ring is circumferentially provided with multiple vertical supporting leg, wherein, described filtration steel mesh level is arranged on the inner surface place of described taper anchor ring.
4. water plugging and profile controlling slaking tank as claimed in claim 3, it is characterized in that, described protective frame comprises a transverse horizontal pole and at least two symmetrically arranged vertical equity poles, described transverse horizontal pole is connected with vertical equity pole, and being weldingly fixed on the upper end of described tank body, described support steel mesh correspondence is laid and is fixed on described transverse horizontal pole and vertical equity pole.
5. water plugging and profile controlling slaking tank as claimed in claim 1, it is characterized in that, described protective frame comprises a transverse horizontal pole and at least two symmetrically arranged vertical equity poles, described transverse horizontal pole is connected with vertical equity pole, and being weldingly fixed on the upper end of described tank body, described support steel mesh correspondence is laid and is fixed on described transverse horizontal pole and vertical equity pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510205437.3A CN104841313A (en) | 2015-04-27 | 2015-04-27 | Curing tank for water shut-off and profile control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510205437.3A CN104841313A (en) | 2015-04-27 | 2015-04-27 | Curing tank for water shut-off and profile control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104841313A true CN104841313A (en) | 2015-08-19 |
Family
ID=53841527
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510205437.3A Pending CN104841313A (en) | 2015-04-27 | 2015-04-27 | Curing tank for water shut-off and profile control |
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| Country | Link |
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| CN (1) | CN104841313A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030081495A1 (en) * | 2001-10-05 | 2003-05-01 | O'callaghan James Joseph | Blenders |
| GB2461574A (en) * | 2008-07-05 | 2010-01-06 | Peter David Wilson | Feed apparatus for a mixing vessel |
| WO2010136216A1 (en) * | 2009-05-28 | 2010-12-02 | Spx Apv Danmark A/S | Powder material intake device and method for taking powder material into a liquid |
| CN202876670U (en) * | 2012-11-06 | 2013-04-17 | 中国石油化工股份有限公司 | Polyacrylamide dry powder dispersing adding device for oil field and mine field |
| CN203874710U (en) * | 2014-05-27 | 2014-10-15 | 江西客家彩印包装有限责任公司 | Stirring kettle for glue making machine |
| CN204619834U (en) * | 2015-04-27 | 2015-09-09 | 中国石油天然气股份有限公司 | A kind of water plugging and profile controlling slaking tank |
-
2015
- 2015-04-27 CN CN201510205437.3A patent/CN104841313A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030081495A1 (en) * | 2001-10-05 | 2003-05-01 | O'callaghan James Joseph | Blenders |
| GB2461574A (en) * | 2008-07-05 | 2010-01-06 | Peter David Wilson | Feed apparatus for a mixing vessel |
| WO2010136216A1 (en) * | 2009-05-28 | 2010-12-02 | Spx Apv Danmark A/S | Powder material intake device and method for taking powder material into a liquid |
| CN202876670U (en) * | 2012-11-06 | 2013-04-17 | 中国石油化工股份有限公司 | Polyacrylamide dry powder dispersing adding device for oil field and mine field |
| CN203874710U (en) * | 2014-05-27 | 2014-10-15 | 江西客家彩印包装有限责任公司 | Stirring kettle for glue making machine |
| CN204619834U (en) * | 2015-04-27 | 2015-09-09 | 中国石油天然气股份有限公司 | A kind of water plugging and profile controlling slaking tank |
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Application publication date: 20150819 |