CN100537171C - Method for mixing solid powder and liquid and axial flow type mixer therefor - Google Patents
Method for mixing solid powder and liquid and axial flow type mixer therefor Download PDFInfo
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- CN100537171C CN100537171C CNB2006100809806A CN200610080980A CN100537171C CN 100537171 C CN100537171 C CN 100537171C CN B2006100809806 A CNB2006100809806 A CN B2006100809806A CN 200610080980 A CN200610080980 A CN 200610080980A CN 100537171 C CN100537171 C CN 100537171C
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Abstract
A process for mixing solid powder and liquid and axial flow mixer therefore are disclosed. The axial flow mixer comprises a solid powder proportioning valve, a liquid proportioning valve, and a mixing head connected together in turn, wherein there are inner chambers in above three parts, and these inner chambers form an vertically-interconnected and hermetic chamber, the solid powder proportioning valve is used for adding the solid powder and adjusting the inlet size; the inner chamber of the liquid proportioning valve is used as a channel for solid powder, and there is another channel to the mixing head from the outside used for adding liquid, and the channel opening size can be adjusted; the mixing head is used for mixing the solid powder and liquid. The process comprises adjusting the valve opening of the solid powder proportioning valve and the liquid proportioning valve, and adding the mixed liquid and solid powder into mixer according to given proportion; mixing firstly in mixing head; spraying the mixed slurry into slurry mixing tank, at the same time, continuously monitoring the density of cement slurry by control system. In the invention, multivariable control can be realized and the solid powder and liquid can be mixed in low energy consumption.
Description
Technical field
The present invention relates to the mixed method of a kind of pressed powder and liquid and the blender of use thereof.
Background technology
Imperative equipment is exactly the cementing slurry dosing apparatus in completion, and wherein topmost actuating equipment is exactly a blender.Along with the development of cementing technology, mixed slurry car miscellaneous or blended-slurry package occur in succession.The blender that generally uses in the present on-the-spot cementing equipment is the high energy injector, and the shortcoming that the type blender exists is single argument control, promptly can only control the amount of mixing water, can not control the amount of dry ash, control accuracy is low, mix slurry speed little, need the energy height.
There is this problem in other various needs equally in the mixed industrial processes of pressed powder and liquid.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of axial flow type mixer, can regulate the pressed powder that is used to mix and the consumption of liquid.
In order to solve the problems of the technologies described above, the invention provides a kind of axial flow type mixer, it is characterized in that: comprise the pressed powder proportioning valve, liquid fraction valve and the mixing head that connect successively, these three parts all have inner chamber, and its inner chamber has constituted a chamber that communicates up and down and seal jointly, wherein:
Described pressed powder proportioning valve is used to add pressed powder and regulates its inlet size;
The inner chamber of described liquid fraction valve passes through for pressed powder, and has another passage that leads to mixing head from the outside and be used to add liquid, and can regulate the size of this access portal;
Described mixing head is used for ginseng and mixes described pressed powder and liquid;
Described pressed powder proportioning valve is the cylindrical structural of hollow and upper end closed, comprise a valve body, be fixed at least one pressed powder inlet port on this valve body, one rotating mechanism, one transmission mechanism and the connector that is connected with described liquid fraction valve, and be installed in a spool in this valve body, described spool links to each other with described rotating mechanism by described transmission mechanism, its sidewall has at least one opening on the position corresponding with the dry ash inlet port that is located at the valve body side, described rotating mechanism drives described valve core rotation when rotating, and the registration of its upper shed and described dry ash inlet port changes thereupon.
Further, above-mentioned axial flow type mixer also can have following characteristics: described transmission mechanism comprises a rotating shaft, a bearing and a bearing block, this bearing block is fixed on the valve body upper end, this bearing is installed in this bearing block, described rotating shaft passes this bearing and an end is connected with described spool, the other end is connected with the output shaft of described rotating mechanism, drives described spool rotation by this rotating shaft when this output shaft rotates.
Further, above-mentioned axial flow type mixer also can have following characteristics: described rotating mechanism is a hydraulic pressure oscillating cylinder and/or a rotating disc that is fixedly mounted on described transmission mechanism top.
Further, above-mentioned axial flow type mixer also can have following characteristics: the breather valve that at least one is opened during for negative pressure at body cavity also has been installed on the described valve body.
Further, above-mentioned axial flow type mixer also can have following characteristics: described liquid fraction valve comprises a columniform shell body, be fixedly mounted on the cylindrical inner housing in this shell body, be installed at least one liquid inlet on the shell body, the connector that is connected with described pressed powder proportioning valve and mixing head, an and flow governor motion, be formed with annular space between described shell body and the inner housing, this annular space has constituted described liquid leads to mixing head from the outside passage, described flow control device is installed between this annular space and the described mixing head inner chamber, and the adjustable passage of openings of sizes is arranged on this annular space correspondence position.
Further, above-mentioned axial flow type mixer also can have following characteristics: described flow control device comprises that liquid flows out flange, liquid is regulated parts and mixing water control flange, wherein:
It is a sheet annular solid that is fixedly set in outside the described inner housing bottom that described liquid flows out flange, has a plurality of through holes or groove on the circumference corresponding with described annular space;
It is the flat member with a mesopore that described liquid is regulated parts, be installed in described liquid and flow out the side of flange towards described mixing head, this pore location is corresponding to the inner chamber of described inner housing, and the periphery at this mesopore is formed with groove or through hole, this liquid is regulated parts by manual and/or automatic rotation, during rotation, described liquid regulates parts and liquid flows out through hole corresponding on the flange and the registration of groove changes thereupon.
Described mixing water control flange also is the flat member with a mesopore, be installed in described liquid and regulate the side of parts, flow out corresponding to liquid at described annular space on the position of through hole on the flange or groove and have different hole, many apertures or groove towards described mixing head.
Described mixing water outflow flange, mixing water are regulated the correspondence position of the neighboring of parts and mixing water control flange and have all been processed several through holes, the through hole that connector passes these 3 parts links together them, and there are spacing in through hole and connector that mixing water is regulated parts, and mixing water is regulated parts and can be rotated in this spacing range.
Further, above-mentioned axial flow type mixer also can have following characteristics: described liquid fraction valve also comprises a nylon jacket cylindraceous, its upper end is fixed on the top of mixing head, and the upper surface has the corresponding guiding gutter of aperture on a plurality of and described mixing water control flange, and the axis of each guiding gutter all has a drift angle and helical angle with the axis of liquid fraction valve.
Further, above-mentioned axial flow type mixer also can have following characteristics: described mixing head comprises that the connector, a mixing portion housing and the water conservancy diversion that are connected with mixed stock tank with described liquid fraction valve overlap the inner chamber of described mixing portion's housing inner chamber and described liquid fraction valve and lead to the described channel connection of mixing head, described water conservancy diversion set upper side is communicated with this mixing portion housing, and the upper end is connected with described mixing arrangement.
Further, above-mentioned axial flow type mixer also can have following characteristics: described mixing portion housing is a cone, and at least one pair of secondary mud entrance has been welded at helical angle and angle, 5~10 ° of axle center with 5~10 ° on its outer wall symmetrically.
Further, above-mentioned axial flow type mixer also can have following characteristics: described mixing head also comprises the vertebra of rib more than that is fixedly mounted on described water conservancy diversion cover below, its point upward.
Further, above-mentioned axial flow type mixer also can have following characteristics: be connected by flange between described pressed powder proportioning valve, clear water proportioning valve and the mixing head, and between described pressed powder proportioning valve, clear water proportioning valve and the mixing head, and all adopt sealing ring or sealing gasket cavity or the channel seal that it is inner in these three parts between the rotating parts.
Another technical problem that the present invention will solve provides a kind of pressed powder and the mixed method of liquid, implements bivariate control, the control accuracy height.
In order to solve the problems of the technologies described above, the invention provides the mixed method of a kind of pressed powder and liquid, be applied to have the blender of pressed powder proportioning valve, liquid fraction valve and mixing head, its mixed process may further comprise the steps:
(a) when mixing, at first adjust the valve opening of pressed powder proportioning valve and liquid fraction valve, the liquid and the pressed powder that are used in mixing enter blender with the ratio of setting;
(b) liquid that enters the liquid fraction valve carries out the mixing first time with the pressed powder that enters the pressed powder proportioning valve at mixing head;
(c) mixed mud is injected into and enters mixed stock tank.
Simultaneously, in above-mentioned mixed process, control system is carried out continuous monitoring to the density of cement mortar, and and pre-set cement slurry density value be analyzed, adjust the aperture size of liquid fraction valve and pressed powder proportioning valve in real time according to comparing result, meet setting value up to the density that makes cement mortar.
Further, said method also can have following characteristics: in the described step (b), for the first time mixed mud is when flowing downward, and also and joined mixed mud and carried out second time ginseng and mix, and this has been joined mixed mud and be sent to this blender once more with pump from mixed stock tank.
Further, said method also can have following characteristics: described mixed mud, is flowed into and mixes stock tank to the polygonal pyramid of a point upward by high velocity jet.
Further, said method also can have following characteristics: described liquid is broken down into many threads after by the liquid fraction valve, and enters mixing head with helical form, forms local decompression at both joints.
As from the foregoing, compared with prior art, the present invention is owing to carry out bivariate control, also can be further to pressed powder and liquid mixed join continuously mixed, the mud that mixed of ginseng enters the mixing head ginseng that repeatedly circulates once more and mixes, thereby has reduced blender to high-octane demand, owing to repeatedly join at the bottom of the demand that mixes energy, so this blender mixing velocity is fast, the efficient height.The present invention can be installed on the mixed stock tank miscellaneous in addition, and its mixed slurry speed and mud density can require arbitrarily to set according to well cementation, and blender of the present invention can be used for the various mixed slurry equipment in land, ocean and desert.Proposition of the present invention, cementing the well for oil well cementation and geology detecting provides the high efficiency blender that a kind of mixed slurry speed is fast, control accuracy is high, simple in structure, easy to use, has overcome the deficiency of existing blender.
Claims (15)
1, a kind of axial flow type mixer is characterized in that: comprise successively the pressed powder proportioning valve, liquid fraction valve and the mixing head that connect, these three parts all have inner chamber, and its inner chamber constituted a chamber that communicates up and down and seal jointly, wherein:
Described pressed powder proportioning valve is used to add pressed powder and regulates its inlet size;
The inner chamber of described liquid fraction valve passes through for pressed powder, and has another passage that leads to mixing head from the outside and be used to add liquid, and can regulate the size of this access portal;
Described mixing head is used for ginseng and mixes described pressed powder and liquid;
Described pressed powder proportioning valve is the cylindrical structural of hollow and upper end closed, comprise a valve body, be fixed at least one pressed powder inlet port on this valve body, one rotating mechanism, one transmission mechanism and the connector that is connected with described liquid fraction valve, and be installed in a spool in this valve body, described spool links to each other with described rotating mechanism by described transmission mechanism, its sidewall has at least one opening on the position corresponding with the dry ash inlet port that is located at the valve body side, described rotating mechanism drives described valve core rotation when rotating, and the registration of its upper shed and described dry ash inlet port changes thereupon.
2, axial flow type mixer as claimed in claim 1, it is characterized in that, described transmission mechanism comprises a rotating shaft, a bearing and a bearing block, this bearing block is fixed on the valve body upper end, this bearing is installed in this bearing block, described rotating shaft passes this bearing and an end is connected with described spool, and the other end is connected with the output shaft of described rotating mechanism, drives described spool rotation by this rotating shaft when this output shaft rotates.
3, axial flow type mixer as claimed in claim 1 is characterized in that, described rotating mechanism is a hydraulic pressure oscillating cylinder and/or a rotating disc that is fixedly mounted on described transmission mechanism top.
4, axial flow type mixer as claimed in claim 1 is characterized in that, the breather valve that at least one is opened during for negative pressure at body cavity also has been installed on the described valve body.
5, axial flow type mixer as claimed in claim 1, it is characterized in that, described liquid fraction valve comprises a columniform shell body, be fixedly mounted on the cylindrical inner housing in this shell body, be installed at least one liquid inlet on the shell body, the connector that is connected with described pressed powder proportioning valve and mixing head, an and flow governor motion, be formed with annular space between described shell body and the inner housing, this annular space has constituted described liquid leads to mixing head from the outside passage, described flow control device is installed between this annular space and the described mixing head inner chamber, and the adjustable passage of openings of sizes is arranged on this annular space correspondence position.
6, axial flow type mixer as claimed in claim 5 is characterized in that, described flow control device comprises that liquid flows out flange, liquid is regulated parts and mixing water control flange, wherein:
It is a sheet annular solid that is fixedly set in outside the described inner housing bottom that described liquid flows out flange, has a plurality of through holes or groove on the circumference corresponding with described annular space;
It is the flat member with a mesopore that described liquid is regulated parts, be installed in described liquid and flow out the side of flange towards described mixing head, this pore location is corresponding to the inner chamber of described inner housing, and the periphery at this mesopore is formed with groove or through hole, this liquid is regulated parts by manual and/or automatic rotation, during rotation, described liquid regulates parts and liquid flows out through hole corresponding on the flange and the registration of groove changes thereupon.
Described mixing water control flange also is the flat member with a mesopore, be installed in described liquid and regulate the side of parts, flow out corresponding to liquid at described annular space on the position of through hole on the flange or groove and have different hole, many apertures or groove towards described mixing head.
Described mixing water outflow flange, mixing water are regulated the correspondence position of the neighboring of parts and mixing water control flange and have all been processed several through holes, the through hole that connector passes these 3 parts links together them, and there are spacing in through hole and connector that mixing water is regulated parts, and mixing water is regulated parts and can be rotated in this spacing range.
7, axial flow type mixer as claimed in claim 6, it is characterized in that, described liquid fraction valve also comprises a nylon jacket cylindraceous, its upper end is fixed on the top of mixing head, and the upper surface has the corresponding guiding gutter of aperture on a plurality of and described mixing water control flange, and the axis of each guiding gutter all has a drift angle and helical angle with the axis of liquid fraction valve.
8, axial flow type mixer as claimed in claim 1, it is characterized in that, described mixing head comprises that the connector, a mixing portion housing and the water conservancy diversion that are connected with mixed stock tank with described liquid fraction valve overlap the inner chamber of described mixing portion's housing inner chamber and described liquid fraction valve and lead to the described channel connection of mixing head, described water conservancy diversion set upper side is communicated with this mixing portion housing, and the upper end is connected with described mixing arrangement.
9, axial flow type mixer as claimed in claim 8 is characterized in that, described mixing portion housing is a cone, and at least one pair of secondary mud entrance has been welded at helical angle and angle, 5~10 ° of axle center with 5~10 ° on its outer wall symmetrically.
10, axial flow type mixer as claimed in claim 8 is characterized in that, described mixing head also comprises the vertebra of rib more than that is fixedly mounted on described water conservancy diversion cover below, its point upward.
11, axial flow type mixer as claimed in claim 1, it is characterized in that, be connected by flange between described pressed powder proportioning valve, clear water proportioning valve and the mixing head, and between described pressed powder proportioning valve, clear water proportioning valve and the mixing head, and all adopt sealing ring or sealing gasket cavity or the channel seal that it is inner in these three parts between the rotating parts.
12, the mixed method of a kind of pressed powder and liquid is applied to have the blender of pressed powder proportioning valve, liquid fraction valve and mixing head, and its mixed process may further comprise the steps:
(a) when mixing, at first adjust the valve opening of pressed powder proportioning valve and liquid fraction valve, the liquid and the pressed powder that are used in mixing enter blender with the ratio of setting;
(b) liquid that enters the liquid fraction valve carries out the mixing first time with the pressed powder that enters the pressed powder proportioning valve at mixing head;
(c) mixed mud is injected into and enters mixed stock tank;
Simultaneously, in above-mentioned mixed process, control system is carried out continuous monitoring to the density of cement mortar, and and pre-set cement slurry density value be analyzed, adjust the aperture size of liquid fraction valve and pressed powder proportioning valve in real time according to comparing result, meet setting value up to the density that makes cement mortar.
13, method as claimed in claim 12, it is characterized in that in the described step (b), mixed mud is when flowing downward for the first time, also and join mixed mud and carry out second time ginseng and mix, this has been joined mixed mud and be sent to this blender once more with pump from mixes stock tank.
14, method as claimed in claim 12 is characterized in that, described mixed mud, is flowed into and mixes stock tank to the polygonal pyramid of a point upward by high velocity jet.
15, method as claimed in claim 12 is characterized in that, described liquid is broken down into many threads after by the liquid fraction valve, and enters mixing head with helical form, forms local decompression at both joints.
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CNB2006100809806A CN100537171C (en) | 2006-05-26 | 2006-05-26 | Method for mixing solid powder and liquid and axial flow type mixer therefor |
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CNB2006100809806A CN100537171C (en) | 2006-05-26 | 2006-05-26 | Method for mixing solid powder and liquid and axial flow type mixer therefor |
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CN100537171C true CN100537171C (en) | 2009-09-09 |
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Families Citing this family (5)
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US20100157720A1 (en) * | 2008-12-19 | 2010-06-24 | Michael Woodmansee | Vibration Enhanced Mixing Process |
CN108687954A (en) * | 2018-05-07 | 2018-10-23 | 烟台杰瑞石油装备技术有限公司 | A kind of hybrid system of efficient well cementing operation |
CN111136788B (en) * | 2020-02-29 | 2021-05-14 | 中国二十二冶集团有限公司 | Automatic cleaning and water adding device for stirring cylinder of water stabilization station |
CN112109199B (en) * | 2020-09-23 | 2022-06-10 | 中油国家油气钻井装备工程技术研究中心有限公司 | High-energy mixer for large-volume well cementing cement slurry |
CN114633366B (en) * | 2022-03-16 | 2023-07-14 | 烟台杰瑞石油装备技术有限公司 | High-energy mixer and high-energy mixing system |
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Patent Citations (4)
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CN1184783A (en) * | 1996-11-29 | 1998-06-17 | Itt弗莱吉股份公司 | Mixing and aeration unit |
WO1999039666A1 (en) * | 1998-02-09 | 1999-08-12 | Immedica, Inc. | Vial package for a bone cement mixer and dispenser |
JP2003184735A (en) * | 2001-12-18 | 2003-07-03 | Nagano Yuki Kk | Pumping power adding method and intermediate pump |
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