CN112358027A - Fracturing fluid treatment device for petroleum fracturing acidification - Google Patents
Fracturing fluid treatment device for petroleum fracturing acidification Download PDFInfo
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- CN112358027A CN112358027A CN202011212982.2A CN202011212982A CN112358027A CN 112358027 A CN112358027 A CN 112358027A CN 202011212982 A CN202011212982 A CN 202011212982A CN 112358027 A CN112358027 A CN 112358027A
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- fracturing fluid
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F29/00—Mixers with rotating receptacles
- B01F29/60—Mixers with rotating receptacles rotating about a horizontal or inclined axis, e.g. drum mixers
- B01F29/64—Mixers with rotating receptacles rotating about a horizontal or inclined axis, e.g. drum mixers with stirring devices moving in relation to the receptacle, e.g. rotating
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- Chemical Kinetics & Catalysis (AREA)
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- Organic Chemistry (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- Accessories For Mixers (AREA)
Abstract
The application discloses oil fracturing acidizing is with fracturing fluid processing apparatus, including bottom plate, bracing piece, fixed drum, driving motor, end cover, first valve, inlet pipe, takeover, second valve, mixing drum, interior pole, first tooth's socket ring, first conical gear, (mixing) shaft, second conical gear, second tooth's socket ring, sealed bearing, mounting hole, oxidant liquid case, transfer pump, feed liquor pipe, drain pipe, mounting disc and closing cap. This application is useful in that provides the drive through driving motor, can provide horizontal ascending rotation, make the mixing drum carry out the rotation, carry out inside mixture, except that in addition, effect through first conical gear and first tooth's socket ring, when the mixing drum rotates promptly, make first conical gear can walk on first tooth's socket ring circling, thereby make interior pole carry out the rotation, when rotating, make the (mixing) shaft rotate along with interior pole together, thereby provide inside stirring and mix, the effect of mixing has further been improved.
Description
Technical Field
The application relates to a fracturing fluid treatment device, in particular to a fracturing fluid treatment device for petroleum fracturing acidification.
Background
The fracturing fluid is a heterogeneous unstable chemical system formed by a plurality of additives according to a certain proportion, is a working fluid used for fracturing modification of an oil-gas layer, and has the main functions of transmitting high pressure formed by ground equipment into a stratum, enabling the stratum to fracture to form a fracture and conveying a propping agent along the fracture.
When in fracture acidizing, fracturing fluid is needed to be used, and after the fracturing fluid is drained back, the fracturing fluid needs to be treated, wherein a chemical oxidation method is a common treatment method; when the fracturing fluid and the oxidant are mixed and treated for oxidation, the fracturing fluid and the oxidant are generally stirred and mixed by a stirring device, the stirring direction of the existing stirring device is fixed and single, and the stirring effect may not be good. Therefore, a fracturing fluid treatment device for oil fracture acidizing is provided aiming at the problems.
Disclosure of Invention
In order to solve the defects of the prior art, the application provides a fracturing fluid treatment device for petroleum fracturing acidification, which comprises a base, a fixed cylinder, a mixing cylinder, a driving motor and an end cover, wherein the fixed cylinder is fixedly arranged at the top of the base, the middle part of one side of the fixed cylinder is fixedly connected with the driving motor, the end part of an output shaft of the driving motor is fixedly connected with the middle part of one side of the mixing cylinder, the top of the mixing cylinder and the bottom of the mixing cylinder are both fixedly connected with the end cover, the middle part of the mixing cylinder is provided with an inner rod, the inner rod is rotatably connected with the middle part of the end cover, one end of the inner rod is fixedly sleeved with a first conical gear, the inner wall of the fixed cylinder is fixedly connected with a first tooth groove ring, a first tooth groove is formed in the inner ring of the first tooth groove ring, and the inner; a plurality of stirring shafts are arranged on two sides of the inner rod at equal intervals, one end of each stirring shaft is rotationally connected with the inner rod, a second conical gear is fixedly sleeved at the other end of each stirring shaft, a plurality of second tooth groove rings are fixedly connected to the inner wall of the mixing cylinder at equal intervals along the vertical direction, second tooth grooves are formed in the inner rings of the second tooth groove rings, and the inner rings of the second tooth groove rings are meshed with the second conical gears; the middle part of one side of mixing drum fixedly connected with inlet pipe, the tip and the oxidant of inlet pipe supply liquid mechanism to be connected.
Further, the base comprises a bottom plate and four support rods, the support rods are fixedly connected to the top of the bottom plate, the top ends of the support rods are fixedly connected to the bottom of the fixed cylinder, and the number of the support rods is four.
Furthermore, the bottom plate is of a rectangular plate-shaped structure, and a plurality of mounting holes are uniformly formed in the surface of the bottom plate.
Furthermore, a plurality of stirring blades are fixedly connected to the stirring shaft at equal intervals along the length direction.
Further, the mixing drum comprises a drum body, discharge holes and a cavity, the cavity is formed in the drum wall of the drum body, the discharge holes are uniformly formed in the inner wall of the drum body, and the cavity is communicated with the feeding pipe.
Further, the oxidant supplies liquid mechanism to include oxidant liquid tank, transfer pump and drain pipe, transfer pump fixed connection is at the top of oxidant liquid tank, the feed liquor end of transfer pump passes through feed liquor pipe and the inside intercommunication installation of oxidant liquid tank, the liquid outlet of transfer pump passes through the drain pipe and is connected with the second valve, the second valve with take over fixed connection, cup joint between takeover and the inlet pipe.
Further, be provided with a plurality of sealed bearing between takeover and the inlet pipe, the takeover passes through sealed bearing with the inlet pipe and rotates to be connected, be provided with the bearing seal circle on the sealed bearing.
Furthermore, a feeding short pipe is fixedly communicated and installed at the top of the oxidant liquid tank, and a sealing cover is arranged on the feeding short pipe.
Further, still fixedly connected with first valve on the end cover, first valve and the inside intercommunication installation of mixing drum.
Furthermore, an installation disc is fixedly installed on the outer wall of the second valve.
The beneficial effect of this application is: the application provides a fracturing fluid processing apparatus for oil fracturing acidizing.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a schematic overall structure diagram of an embodiment of the present application;
FIG. 2 is a schematic view of the internal structure of a mixing drum according to an embodiment of the present application;
FIG. 3 is a schematic view of a mixing drum according to an embodiment of the present application;
FIG. 4 is a schematic view of a connection structure of a feeding pipe and a connecting pipe according to an embodiment of the present application;
FIG. 5 is a schematic view of a first spline ring structure according to an embodiment of the present application.
In the figure: 1. the device comprises a bottom plate, 2, a support rod, 3, a fixed cylinder, 4, a driving motor, 5, an end cover, 6, a first valve, 7, a feeding pipe, 8, a connecting pipe, 9, a second valve, 10, a mixing cylinder, 1001, a cylinder body, 1002, a discharging hole, 1003, a cavity, 11, an inner rod, 12, a first tooth groove ring, 13, a first conical gear, 14, a stirring shaft, 15, a second conical gear, 16, a second tooth groove ring, 17, a sealing bearing, 18, a mounting hole, 19, an oxidant liquid box, 20, an infusion pump, 21, a liquid inlet pipe, 22, a liquid outlet pipe, 23, a mounting disc, 24 and a sealing cover.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1-5, a fracturing fluid treatment device for oil fracture acidizing comprises a base, a fixed cylinder 3, a mixing cylinder 10, a driving motor 4 and an end cover 5, the fixed cylinder 3 is fixedly arranged at the top of the base, the middle part of one side of the fixed cylinder 3 is fixedly connected with a driving motor 4, the end part of an output shaft of the driving motor 4 is fixedly connected with the middle part of one side of the mixing drum 10, the top of the mixing drum 10 and the bottom of the mixing drum 10 are both fixedly connected with end covers 5, an inner rod 11 is arranged in the middle of the mixing barrel 10, the inner rod 11 is rotatably connected with the middle of the end cover 5, one end of the inner rod 11 is fixedly sleeved with a first conical gear 13, the inner wall of the fixed cylinder 3 is fixedly connected with a first tooth groove ring 12, a first tooth groove is formed in the inner ring of the first tooth groove ring 12, and the inner ring of the first tooth groove ring 12 is meshed with the first conical gear 13;
a plurality of stirring shafts 14 are arranged on two sides of the inner rod 11 at equal intervals, one end of each stirring shaft 14 is rotationally connected with the inner rod 11, the other end of each stirring shaft 14 is fixedly sleeved with a second conical gear 15, a plurality of second gear groove rings 16 are fixedly connected to the inner wall of the mixing drum 10 at equal intervals along the vertical direction, second gear grooves are formed in the inner rings of the second gear groove rings 16, and the inner rings of the second gear groove rings 16 are meshed with the second conical gears 15;
the middle part of one side of mixing drum 10 is fixedly connected with inlet pipe 7, the tip and the oxidant of inlet pipe 7 supply liquid mechanism to be connected.
The base comprises a bottom plate 1 and four support rods 2, the support rods 2 are fixedly connected to the top of the bottom plate 1, the top ends of the support rods 2 are fixedly connected with the bottom of a fixed cylinder 3, and the number of the support rods 2 is four; the bottom plate 1 is of a rectangular plate-shaped structure, and a plurality of mounting holes 18 are uniformly formed in the surface of the bottom plate 1 to provide support and fixation; a plurality of stirring blades are fixedly connected to the stirring shaft 14 at equal intervals along the length direction and used for stirring; the mixing drum 10 comprises a drum body 1001, discharge holes 1002 and a cavity 1003, the cavity 1003 is formed in the drum wall of the drum body 1001, the discharge holes 1002 are uniformly formed in the inner wall of the drum body 1001, and the cavity 1003 is communicated with a feed pipe 7 and used for feeding and dispersing an oxidizing agent; the oxidant liquid supply mechanism comprises an oxidant liquid tank 19, an infusion pump 20 and a liquid outlet pipe 22, the infusion pump 20 is fixedly connected to the top of the oxidant liquid tank 19, the liquid inlet end of the infusion pump 20 is communicated and installed with the inside of the oxidant liquid tank 19 through a liquid inlet pipe 21, the liquid outlet of the infusion pump 20 is connected with a second valve 9 through the liquid outlet pipe 22, the second valve 9 is fixedly connected with a connecting pipe 8, and the connecting pipe 8 is sleeved with a feeding pipe 7 and used for supplying liquid; a plurality of sealing bearings 17 are arranged between the connecting pipe 8 and the feeding pipe 7, the connecting pipe 8 and the feeding pipe 7 are rotatably connected through the sealing bearings 17, and bearing sealing rings are arranged on the sealing bearings 17 to realize rotary sealing; the top of the oxidant liquid tank 19 is fixedly communicated with a feeding short pipe, and a sealing cover 24 is arranged on the feeding short pipe; the end cover 5 is also fixedly connected with a first valve 6, and the first valve 6 is communicated with the interior of the mixing cylinder 10; and a mounting plate 23 is fixedly mounted on the outer wall of the second valve 9 and used for fixedly mounting the second valve 9 with an external structure to provide a mounting surface.
When the fracturing fluid treatment device is used, electrical elements appearing in the fracturing fluid treatment device are externally connected with a power supply and a control switch, the position of a first valve 6 is adjusted to the top of a mixing cylinder 10 during the use of the whole fracturing fluid treatment device, and fracturing fluid to be treated is added through the first valve 6; the first valve 6 is closed, the driving motor 4 and the infusion pump 20 are started, the driving motor 4 drives the mixing cylinder 10 to rotate, meanwhile, the first conical gear 13 can travel on the inner ring of the first tooth groove ring 12, so that the inner rod 11 rotates, and the stirring shaft 14 rotates along with the inner rod 11 during rotation, so that internal stirring and mixing are provided, and the mixing effect is further improved; when the stirring shaft 14 further rotates along with the inner rod 11, the second conical gear 15 can walk on the inner ring of the second gear ring 16 under the action of the second conical gear 15 and the second gear ring 16, namely when the inner rod 11 rotates, so that the stirring shaft 14 rotates, further stirring and mixing are provided, and the integral stirring and mixing effect is improved;
when stirring and mixing, transfer pump 20 extracts the oxidant through feed liquor pipe 21, loop through drain pipe 22, second valve 9 and the water conservancy diversion effect of takeover 8, enter into inlet pipe 7, further enter into cavity 1003, discharge through discharge opening 1002, the inside of a mixing drum 10 of discharging, be used for mixing with fracturing fluid, because discharge opening 1002 has a plurality ofly, and evenly distributed is on the inner wall of barrel 1001, thereby the inside of fracturing fluid is discharged to can be even, the effect of the foretell stirring of cooperation is mixed, thereby better stirring mixing effect has, efficiency.
The application has the advantages that:
whole fracturing fluid processing apparatus is arranged in the fracturing fluid to flow back the processing after arranging, has improved on current chemical oxidation processing apparatus, and when fracturing fluid in the space that mixing drum 10 and end cover 5 formed, supply liquid mechanism through the oxidant and add the oxidant, the oxidant is at the transportation process, through mixing drum 10's self structure, carries out the water conservancy diversion, can be more even diffusion to the fracturing fluid in to the efficiency of hybrid processing has been improved.
When whole fracturing fluid processing apparatus carries out hybrid processing, provide the drive through driving motor 4, can provide horizontal ascending rotation, make mixing drum 10 carry out the rotation, carry out inside mixture, except that in addition, effect through first conical gear 13 and first tooth groove ring 12, when mixing drum 10 rotates promptly, make first conical gear 13 can circle in first tooth groove ring 12 and walk, thereby make interior pole 11 carry out the rotation, when rotating, make (mixing) shaft 14 rotate along with interior pole 11, thereby provide inside stirring and mix, the effect of mixing has further been improved.
Except that foretell mixed stirring, when the (mixing) shaft 14 rotated along with interior pole 11, through the effect of second conical gear 15 and second tooth groove ring 16, when interior pole 11 rotated promptly for second conical gear 15 can circle in second tooth groove ring 16 and walk, thereby makes (mixing) shaft 14 carry out the rotation, thereby provides further stirring and mixes, has improved the mixed effect of holistic stirring.
It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. The utility model provides a fracturing fluid processing apparatus for oil fracturing acidizing which characterized in that: comprises a base, a fixed cylinder (3), a mixing cylinder (10), a driving motor (4) and an end cover (5), wherein the fixed cylinder (3) is fixedly arranged at the top of the base, the middle part of one side of the fixed cylinder (3) is fixedly connected with the driving motor (4), the end part of an output shaft of the driving motor (4) is fixedly connected with the middle part of one side of the mixing cylinder (10), the top of the mixing cylinder (10) and the bottom of the mixing cylinder (10) are both fixedly connected with the end cover (5), the middle part of the mixing cylinder (10) is provided with an inner rod (11), the inner rod (11) is rotatably connected with the middle part of the end cover (5), one end of the inner rod (11) is fixedly sleeved with a first conical gear (13), the inner wall of the fixed cylinder (3) is fixedly connected with a first tooth groove ring (12), a first tooth groove is formed in the inner ring of the first, the inner ring of the first tooth space ring (12) is meshed with the first conical gear (13);
a plurality of stirring shafts (14) are arranged on two sides of the inner rod (11) at equal intervals, one end of each stirring shaft (14) is rotatably connected with the inner rod (11), a second conical gear (15) is fixedly sleeved on the other end of each stirring shaft (14), a plurality of second gear groove rings (16) are fixedly connected to the inner wall of the mixing cylinder (10) at equal intervals along the vertical direction, second gear grooves are formed in the inner ring of each second gear groove ring (16), and the inner ring of each second gear groove ring (16) is meshed with the corresponding second conical gear (15);
the middle part of one side of mixing drum (10) is fixedly connected with inlet pipe (7), the tip and the oxidizing agent of inlet pipe (7) supply liquid mechanism to be connected.
2. The fracturing fluid treatment device for fracture acidizing of petroleum according to claim 1, which is characterized in that: the base comprises a bottom plate (1) and supporting rods (2), the supporting rods (2) are fixedly connected to the top of the bottom plate (1), the top ends of the supporting rods (2) are fixedly connected to the bottom of the fixed cylinder (3), and the number of the supporting rods (2) is four.
3. The fracturing fluid treatment device for fracture acidizing of petroleum according to claim 2, wherein: the bottom plate (1) is of a rectangular plate-shaped structure, and a plurality of mounting holes (18) are uniformly formed in the surface of the bottom plate (1).
4. The fracturing fluid treatment device for fracture acidizing of petroleum according to claim 1, which is characterized in that: a plurality of stirring blades are fixedly connected to the stirring shaft (14) at equal intervals along the length direction.
5. The fracturing fluid treatment device for fracture acidizing of petroleum according to claim 1, which is characterized in that: the mixing drum (10) comprises a drum body (1001), discharge holes (1002) and a cavity (1003), the cavity (1003) is formed in the drum wall of the drum body (1001), the discharge holes (1002) are uniformly formed in the inner wall of the drum body (1001), and the cavity (1003) is communicated with the feeding pipe (7).
6. The fracturing fluid treatment device for fracture acidizing of petroleum according to claim 1, which is characterized in that: oxidant supplies liquid mechanism to include oxidant liquid tank (19), transfer pump (20) and drain pipe (22), transfer pump (20) fixed connection is at the top of oxidant liquid tank (19), the feed liquor end of transfer pump (20) is through feed liquor pipe (21) and oxidant liquid tank (19) inside intercommunication installation, the liquid outlet of transfer pump (20) passes through drain pipe (22) and is connected with second valve (9), second valve (9) and takeover (8) fixed connection, cup joint between takeover (8) and inlet pipe (7).
7. The fracturing fluid treatment device for fracture acidizing of petroleum according to claim 6, wherein: be provided with a plurality of sealed bearing (17) between takeover (8) and inlet pipe (7), takeover (8) and inlet pipe (7) are connected through sealed bearing (17) rotation, be provided with the bearing seal circle on sealed bearing (17).
8. The fracturing fluid treatment device for fracture acidizing of petroleum according to claim 6, wherein: the top of the oxidant liquid tank (19) is fixedly communicated with a feeding short pipe, and a sealing cover (24) is arranged on the feeding short pipe.
9. The fracturing fluid treatment device for fracture acidizing of petroleum according to claim 1, which is characterized in that: still fixedly connected with first valve (6) on end cover (5), first valve (6) and mixing drum (10) inside intercommunication installation.
10. The fracturing fluid treatment device for fracture acidizing of petroleum according to claim 6, wherein: and a mounting disc (23) is fixedly mounted on the outer wall of the second valve (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011212982.2A CN112358027A (en) | 2020-11-03 | 2020-11-03 | Fracturing fluid treatment device for petroleum fracturing acidification |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011212982.2A CN112358027A (en) | 2020-11-03 | 2020-11-03 | Fracturing fluid treatment device for petroleum fracturing acidification |
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| CN202011212982.2A Pending CN112358027A (en) | 2020-11-03 | 2020-11-03 | Fracturing fluid treatment device for petroleum fracturing acidification |
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Cited By (3)
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| CN113123775A (en) * | 2021-05-13 | 2021-07-16 | 西南石油大学 | Oil well acidizing is handled with fracturing acid conveyor |
| CN113860470A (en) * | 2021-10-25 | 2021-12-31 | 中国石油大学(华东) | Acetylene fracturing is with fracturing fluid processing apparatus |
| CN114307760A (en) * | 2022-01-14 | 2022-04-12 | 中国石油大学(华东) | Fracturing fluid treatment device for acetylene fracturing process |
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Application publication date: 20210212 |