CN114100433A - Agitating unit and oil well water shutoff profile control fluid distribution equipment - Google Patents
Agitating unit and oil well water shutoff profile control fluid distribution equipment Download PDFInfo
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- CN114100433A CN114100433A CN202010893650.9A CN202010893650A CN114100433A CN 114100433 A CN114100433 A CN 114100433A CN 202010893650 A CN202010893650 A CN 202010893650A CN 114100433 A CN114100433 A CN 114100433A
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Abstract
The invention provides a stirring device and oil well water shutoff profile control liquid preparation equipment, which comprise: the stirring box is internally provided with a stirring cavity; the stirring shaft is rotatably arranged in the stirring cavity, and a shaft cavity is formed inside the stirring shaft; the driving device is connected with the stirring shaft and can drive the stirring shaft to rotate; the auxiliary stirring mechanisms are arranged in the stirring cavity and are arranged at intervals along the axial direction of the stirring shaft, each group of auxiliary stirring mechanisms comprises a plurality of stirring paddles, and when the stirring shaft rotates, each stirring paddle revolves around the central axis of the stirring shaft along with the stirring shaft; and the plurality of rotary driving parts are arranged in the shaft cavity and respectively correspond to the plurality of groups of auxiliary stirring mechanisms, and when the stirring shaft rotates, each stirring paddle respectively rotates around the central axis of each stirring paddle under the driving of the rotary driving parts connected with the stirring paddles. The invention can improve the liquid preparation efficiency and make the liquid preparation more uniform.
Description
Technical Field
The invention relates to the technical field of oil well profile control and water shutoff, in particular to a stirring device and oil well water shutoff and profile control liquid preparation equipment.
Background
When the oil field is developed to the middle and later stages, the stratum energy is reduced, the recovery rate is reduced, and the oil field generally supplements the stratum energy by water injection so as to improve the recovery rate. However, due to the heterogeneity and complexity of the stratum and the oil reservoir, the phenomena of water 'inrush' and 'cross flow' in the oil reservoir can occur. With the increase of the water injection quantity, the nonuniformity of the water injection section is increased, and a large amount of water is discharged from the oil well, so that the profile control and water shutoff process is necessary to be implemented.
Profile control water shutoff refers to the plugging of a high permeable zone from a water injection well to adjust the water absorption profile of a water injection interval, or the plugging of a high permeable zone from a production well to reduce the water production of the oil well. The profile control water shutoff needs to use profile control water shutoff liquid preparation equipment to prepare liquid, but the liquid preparation equipment has the problem of low liquid preparation efficiency.
Disclosure of Invention
The invention aims to provide a stirring device and oil well water shutoff profile control liquid preparation equipment, which aim to solve the problem of low liquid preparation efficiency in the prior art.
In order to achieve the above object, the present invention provides a stirring apparatus comprising: the stirring box is internally provided with a stirring cavity; the stirring shaft is rotatably arranged in the stirring cavity, and a shaft cavity is formed inside the stirring shaft; the driving device is arranged outside the stirring box, is connected with the stirring shaft and can drive the stirring shaft to rotate; the stirring device comprises a stirring cavity, a plurality of groups of auxiliary stirring mechanisms, a stirring shaft, a plurality of stirring paddles and a plurality of stirring blades, wherein the plurality of groups of auxiliary stirring mechanisms are arranged in the stirring cavity and are arranged at intervals along the axial direction of the stirring shaft; and when the stirring shaft rotates, each stirring paddle rotates around the central axis of the stirring shaft under the driving of the rotating driving piece connected with the stirring shaft.
The stirring device as described above, wherein each stirring paddle is further provided with a plurality of stirring blades, and the plurality of stirring blades are arranged at intervals along the axial direction and the circumferential direction of the stirring paddle.
The stirring device as described above, wherein a mounting hole is provided on a side wall of the stirring shaft for each stirring blade of the multiple sets of auxiliary stirring mechanisms to pass through, the mounting hole is communicated with the shaft cavity, a bearing is provided in each mounting hole, and one end of the stirring blade passes through the bearing and extends into the shaft cavity to be connected with the rotary driving member.
The stirring device as described above, wherein a fixing rod is disposed in the shaft cavity, the fixing rod is disposed along the axial direction of the stirring shaft, the fixed rods are fixedly connected with the stirring box, each rotary driving piece comprises a fixed bevel gear fixed on the fixed rods and a plurality of rotary bevel gears respectively meshed with the fixed bevel gears, the central axis of the fixed bevel gear is parallel to the central axis of the stirring shaft, the central axis of the rotating bevel gear is vertical to the central axis of the stirring shaft, the plurality of rotating bevel gears of each rotating driving piece are respectively connected with the plurality of stirring paddles of the corresponding auxiliary stirring mechanism in a one-to-one correspondence manner, when the stirring paddles revolve around the central axis of the stirring shaft along with the stirring shaft, the rotating bevel gears connected with the stirring paddles rotate around the central axis of the corresponding fixed bevel gears and drive the stirring paddles to rotate.
The stirring device as described above, wherein the stirring device further includes a return pipe and a return pump disposed outside the stirring tank, two ends of the return pipe are respectively connected to the upper portion and the lower portion of the stirring tank, the return pump is disposed on the return pipe, and the stirring chamber and the return pipe are communicated to form a circulation loop.
The stirring device as described above, wherein the driving device includes a motor, a pinion connected to the motor, and a gearwheel meshed with the pinion, the gearwheel is connected to the stirring shaft, and the motor drives the stirring shaft to rotate through the pinion and the gearwheel.
The stirring device further comprises a feeding pipe connected with the stirring box, the feeding pipe is communicated with the stirring cavity, and a valve is mounted on the feeding pipe.
The invention also provides oil well water shutoff profile control liquid preparation equipment which comprises a filtering device for filtering water and the stirring device, wherein the filtering device is provided with a water outlet, the stirring box of the stirring device is provided with a water inlet, and the water outlet of the filtering device is connected with the water inlet of the stirring box.
The oil well water shutoff profile control fluid distribution equipment as above, wherein, the filter equipment includes hollow rose box and locates the filter assembly in the rose box, filter assembly with the rose box detachably connects.
The oil well water shutoff profile control liquid distribution equipment comprises a filter box, wherein two opposite side walls of the filter box are respectively provided with a sliding groove, the sliding grooves extend from the top surfaces of the side walls to the bottom of the side walls, two opposite sides of the filter assembly are respectively provided with a sliding strip, the sliding strips can be inserted into or pulled out of the sliding grooves, and the filter assembly is inserted into the filter box under the condition that the sliding strips are inserted into the sliding grooves.
The oil well water shutoff profile control liquid distribution equipment comprises a box body and a sealing cover, wherein a connecting groove is formed in the side wall of the box body, a notch of the connecting groove is located on the top surface of the side wall of the box body, a connecting plate which is rotatably connected with the side wall is arranged in the connecting groove, a clamping block is arranged on the connecting plate, the connecting plate is connected with a handle, and the handle is located outside the box body; the bottom of closing cap be fixed with the connecting block that the spread groove corresponds, one side of connecting block is equipped with the joint groove, works as the closing cap lid is in when on the box, the connecting block inserts in the spread groove, just the joint groove orientation of connecting block the connecting plate, through rotating the handle makes the connecting plate court the connecting block rotates, until the embedding of joint piece the joint inslot.
As above oil well water shutoff profile control fluid distribution equipment, wherein, the spread groove includes slot and mounting groove, the notch of slot is located on the top surface of the lateral wall of box, the mounting groove is located the side direction of slot and with the slot intercommunication, the connecting plate is located in the mounting groove, and can the mounting groove internal rotation, the joint piece is located the orientation of connecting plate on the side of slot, work as the closing cap lid is in when on the box, the connecting block inserts in the slot just joint groove orientation on the connecting block the mounting groove, through rotating the handle makes the connecting plate court the connecting block rotates until the embedding of joint piece the joint is in the joint inslot.
The oil well water shutoff profile control fluid distribution equipment as above, wherein, the filtering component comprises coarse screen, sand filtration layer, active carbon filtration layer and fine screen that set gradually along the water flow direction.
The oil well water shutoff profile control liquid preparation equipment as above, wherein, filter equipment's delivery port with be connected with the intake pump between the water inlet of agitator tank, still be equipped with the liquid outlet on the agitator tank, the liquid pump is connected to the liquid outlet.
The stirring device and the oil well water shutoff profile control liquid preparation equipment have the characteristics and advantages that:
1. the stirring device is provided with the rotatable stirring shaft and a plurality of rows of stirring paddles which can revolve around the central axis of the stirring shaft and can rotate around the central axis of the stirring shaft, the stirring shaft is used for stirring materials in the stirring cavity through rotation, and the stirring paddles are used for stirring the materials in the stirring cavity through revolution and rotation, so that multiple stirring can be realized, the materials in the stirring cavity can be promoted to be fully and uniformly mixed, compared with the prior art, the stirring device is more uniform in stirring, better in stirring effect and higher in stirring efficiency, and when the stirring device is used for preparing profile control water plugging liquid medicine, the liquid preparation efficiency can be improved, and the liquid preparation is more uniform;
2. according to the stirring device, the backflow pipe and the backflow pump are arranged, so that materials can flow back and circulate in the circulation loop formed by the stirring cavity and the backflow pipe, the mixing of the materials at different layers in the stirring cavity is promoted, and the stirring effect and the stirring efficiency are further improved;
3. according to the oil well water shutoff profile control liquid preparation equipment, the filtering device is arranged, so that water can be filtered before being injected into the stirring device, and the influence of impurities in the water on the liquid preparation quality is avoided;
4. the filter box and the filter assembly are detachably connected, so that the filter assembly is convenient to replace and clean, and the box body and the sealing cover of the filter box are clamped and locked by the connecting block and the connecting plate, so that the filter box is convenient to disassemble and assemble and convenient to maintain.
Drawings
The drawings are only for purposes of illustrating and explaining the present invention and are not to be construed as limiting the scope of the present invention. Wherein:
FIG. 1 is a schematic view of one embodiment of a stirring device of the present invention;
FIG. 2 is a schematic diagram of an embodiment of the oil well water shutoff profile control fluid apparatus of the present invention;
FIG. 3 is a schematic view of one embodiment of a filter apparatus of the present invention;
FIG. 4 is a schematic view of the junction of the filtration tank and the filtration assembly of FIG. 3;
fig. 5 is a schematic view of the junction of the box and the lid of the filtration tank of fig. 3.
Main element number description:
1. a stirring device;
11. a stirring box; 111. a stirring chamber; 112. a water inlet; 113. a liquid outlet;
12. a stirring shaft; 121. a shaft cavity; 122. a bearing;
13. a drive device; 131. a motor; 132. a pinion gear; 133. a bull gear;
14. an auxiliary stirring mechanism; 141. a stirring paddle; 142. stirring blades;
15. a rotary drive member; 151. fixing the bevel gear; 152. rotating the bevel gear;
16. fixing the rod; 17. a return pipe; 18. a reflux pump; 19. a feed tube;
2. a filtration device;
21. a filter box; 211. a chute; 212. a boss; 213. blocking strips; 214. a box body;
215. sealing the cover; 216. a card slot; 217. a slot; 218. mounting grooves;
22. a filter assembly; 221. coarse screening; 222. a sand filtration layer; 223. an active carbon filter layer; 224. a fine filter screen;
23. a slide bar; 24. a connecting plate; 25. a clamping block; 26. connecting blocks; 261. a clamping groove;
27. a rotating shaft; 28. a handle;
3. a water inlet pipe; 4. a water inlet pump; 5. and a liquid injection pump.
Detailed Description
In order to more clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will now be described with reference to the accompanying drawings. Where adjective or adverbial modifiers "upper" and "lower", "top" and "bottom", "inner" and "outer" are used merely to facilitate relative reference between groups of terms, and do not describe any particular directional limitation on the modified terms. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
The first implementation mode comprises the following steps:
as shown in fig. 1, the present invention provides a stirring apparatus 1, which includes a hollow stirring tank 11, a hollow stirring shaft 12, a driving apparatus 13, a plurality of sets of auxiliary stirring mechanisms 14 and a plurality of rotary driving members 15, wherein the stirring tank 11 has a stirring cavity 111 inside, the stirring shaft 12 has a shaft cavity 121 inside, the stirring shaft 12 is rotatably disposed in the stirring cavity 111, i.e., the stirring shaft 12 is rotatably connected to the stirring tank 11, the driving apparatus 13 is disposed outside the stirring tank 11, the driving apparatus 13 is connected to the stirring shaft 12 and can drive the stirring shaft 12 to rotate relative to the stirring tank 11;
a plurality of groups of auxiliary stirring mechanisms 14 are arranged in the stirring cavity 111 and are arranged at intervals along the axial direction of the stirring shaft 12, each group of auxiliary stirring mechanisms 14 comprises a plurality of stirring paddles 141 arranged at intervals along the circumferential direction of the stirring shaft 12, namely, a plurality of rows of stirring paddles 141 are arranged in the axial direction of the stirring shaft 12, each stirring paddle 141 is perpendicular to the stirring shaft 12 and is rotatably connected with the stirring shaft 12, that is, the stirring paddles 141 are disposed in an annular space between the stirring tank 11 and the stirring shaft 12, each stirring paddle 141 extends in a radial direction of the stirring shaft 12, one end of each stirring paddle 141 is connected to the stirring shaft 12, the other end of each stirring paddle 141 is in a suspended state, since the stirring paddles 141 are connected to the stirring shaft 12, when the stirring shaft 12 rotates, each stirring paddle 141 rotates (revolves) around the central axis of the stirring shaft 12 along with the stirring shaft 12 to stir the material (e.g., the profile control chemical) in the stirring chamber 111 by the rotation;
the plurality of rotary driving members 15 are disposed in the shaft cavity 121 and correspond to the plurality of sets of auxiliary stirring mechanisms 14 one-to-one, and each rotary driving member 15 is connected to the plurality of stirring paddles 141 of the corresponding auxiliary stirring mechanism 14, that is, each rotary driving member 15 is connected to the plurality of stirring paddles 141 of the corresponding auxiliary stirring mechanism 14, and can drive the plurality of stirring paddles 141 connected thereto to rotate, so that when the stirring shaft 12 rotates, each stirring paddle 141 rotates (rotates) around its central axis under the driving of the rotary driving member 15 connected thereto, so as to stir the liquid in the stirring cavity 111 through rotation.
The stirring device 1 is provided with the rotatable stirring shaft 12 and the plurality of rows of stirring paddles 141 which can revolve around the central axis of the stirring shaft 12 and rotate around the central axis of the stirring shaft 12, the stirring shaft 12 is rotated to stir the materials in the stirring cavity 111, and the stirring paddles 141 are rotated to stir the materials in the stirring cavity 111 through revolution and rotation, so that the stirring device can realize multiple stirring, is beneficial to promoting the materials in the stirring cavity 111 to be fully and uniformly mixed, has good stirring effect and improves the stirring efficiency. When the preparation method is used for preparing profile control water shutoff liquid medicine (profile control liquid for short), the liquid preparation efficiency can be improved, and the liquid preparation is more uniform.
As shown in fig. 1, a plurality of stirring blades 142 are further provided on the outer wall of each stirring paddle 141, the plurality of stirring blades 142 are uniformly spaced in the axial direction and the circumferential direction of the stirring paddle 141, and the stirring effect and the stirring efficiency can be further improved by providing the stirring blades 142 on the stirring paddles 141. For example, the stirring blade 142 is welded on the stirring blade 141, but it is also possible to fixedly connect the stirring blade 142 and the stirring blade 141 detachably, so as to facilitate the replacement of the stirring blade 142, for example, the stirring blade 142 and the stirring blade 141 are connected by a bolt.
As shown in fig. 1, in an embodiment of the present invention, the side wall of the stirring shaft 12 is provided with a mounting hole for each stirring blade 141 of the multiple sets of auxiliary stirring mechanisms 14 to pass through, the mounting hole is communicated with the shaft cavity 121, each mounting hole is provided with a bearing 122, one end of each stirring blade 141 passes through the bearing 122 and extends into the shaft cavity 121 to be connected with the rotary driving member 15, so as to support the stirring blade 141 to rotate through the bearing 122.
As shown in fig. 1, in an embodiment of the present invention, a fixing rod 16 is disposed in the shaft cavity 121, the fixing rod 16 is disposed along the axial direction of the stirring shaft 12, the fixing rod 16 is fixedly connected with the stirring tank 11, each rotary driving member 15 includes a fixing bevel gear 151 fixed on the fixing rod 16 and a plurality of rotating bevel gears 152 respectively engaged with the fixing bevel gears 151, the plurality of rotating bevel gears 152 are disposed on the outer peripheral side of the fixing bevel gear 151, the central axis of the fixing bevel gear 151 is parallel to the central axis of the stirring shaft 12, the central axis of the rotating bevel gear 152 is perpendicular to the central axis of the stirring shaft 12, the plurality of rotating bevel gears 152 of each rotary driving member 15 are respectively connected with the plurality of stirring paddles 141 of the auxiliary stirring mechanism 14 in a one-to-one correspondence, when each stirring paddle 141 revolves around the central axis of the stirring shaft 12 along with the stirring shaft 12, the rotating bevel gear 152 connected to each stirring paddle 141 rotates around the central axis of the corresponding fixed bevel gear 151 and drives the stirring paddle 141 to rotate.
As shown in fig. 1, specifically, the lower end of the fixing rod 16 is fixedly connected to the bottom wall of the stirring box 11, the upper end of the fixing rod 16 is rotatably connected to the top wall of the shaft cavity 121, the fixing bevel gear 151 is sleeved outside the fixing rod 16 and is fixedly connected to the fixing rod 16 coaxially, the rotating bevel gear 152 is fixedly connected to one end of the stirring paddle 141 coaxially, when each stirring paddle 141 revolves around the central axis of the stirring shaft 12 along with the stirring shaft 12, the rotating bevel gear 152 connected to each stirring paddle 141 rotates around the fixing bevel gear 151 engaged therewith, and the rotation of the rotating bevel gear 152 causes the stirring paddle 141 to rotate.
The rotary driving member 15 of the embodiment can support the stirring paddle 141 to stably revolve around the central axis of the stirring shaft 12, and can drive the stirring paddle 141 to rotate by means of the revolution of the stirring paddle 141, and the rotary driving member is simple in structure and ingenious in design.
However, the present invention is not limited thereto, and in other embodiments, the rotary driving member 15 may be other existing rotary driving member, rotary driver or rotary driving device/mechanism capable of driving the stirring paddle 141 to rotate (spin).
As shown in fig. 1, in an embodiment of the present invention, the stirring apparatus 1 further includes a return pipe 17 and a return pump 18, which are disposed outside the stirring tank 11, two ends of the return pipe 17 are respectively connected to the upper portion and the lower portion of the stirring tank 11, the return pump 18 is disposed on the return pipe 17, the stirring chamber 111 is communicated with the return pipe 17 to form a circulation loop, and the return pump 18 drives materials to flow back and circulate in the circulation loop, so as to promote mixing of materials at different levels in the stirring chamber 111, and further improve the stirring effect and the stirring efficiency.
As shown in fig. 1, in an embodiment of the present invention, the driving device 13 includes a motor 131, a pinion gear 132 connected to the motor 131, and a bull gear 133 engaged with the pinion gear 132, the number of teeth of the pinion gear 132 is less than that of the bull gear 133, the bull gear 133 is connected to the stirring shaft 12, and the motor 131 drives the stirring shaft 12 to rotate through the pinion gear 132 and the bull gear 133, so as to achieve the effects of reducing speed and increasing torque. However, the present invention is not limited to this, and in other embodiments, the driving device 13 may also be a driving device formed by a worm gear reducer and a motor, or other conventional driving device capable of driving the stirring shaft 12 to rotate.
As shown in fig. 1, in an embodiment of the present invention, the stirring device 1 further includes a feeding pipe 19 connected to the stirring tank 11, the feeding pipe 19 is communicated with the stirring chamber 111, and a valve is installed on the feeding pipe 19 to control feeding through the valve.
As shown in fig. 1, in an embodiment of the present invention, the stirring tank 11 is a cylindrical tank or a square tank, the driving device 13 is disposed on a top cover of the stirring tank 11, the feeding pipe 19 is connected to the top cover of the stirring tank 11, one end of the return pipe 17 is connected to a lower sidewall of the stirring tank 11, the other end of the return pipe 17 is connected to a top wall of the stirring tank 11, the stirring tank 11 is further provided with a water inlet 112 and a liquid outlet 113, the water inlet 112 and the liquid outlet 113 are respectively disposed on two opposite sidewalls of the stirring tank 11, the water inlet 112 is located at a top of the sidewalls so as to inject water or other liquids into the stirring chamber 111, and the liquid outlet 113 is located at a bottom of the sidewalls so as to facilitate outflow of the uniformly stirred materials.
The second embodiment:
as shown in fig. 2, the present invention further provides an oil well water shutoff profile control fluid preparation apparatus, which is used for preparing profile control fluid, and includes a stirring device 1 and a filtering device 2 for filtering water, the stirring device 1 in this embodiment has the same structure, operation principle and beneficial effects as those of the first embodiment (as shown in fig. 1), and is not described herein again; filter equipment 2 is equipped with the delivery port, is equipped with water inlet 112 on agitating unit 1's the agitator tank 11, and filter equipment 2's delivery port is connected with agitator tank 11's water inlet 112, and during the use, water is advanced to be gone into filter equipment 2, gets into agitating unit 1 after filter equipment 2 filters, and is stirred through agitating unit 1 back and other material misce bene to form even profile control liquid.
According to the invention, the filtering device 2 is arranged, so that water can be filtered before being injected into the stirring device 1, and the influence of impurities in the water on the quality of the prepared liquid is avoided; through setting up agitating unit 1, can carry out the intensive mixing to the profile control liquid, make the abundant mixing of profile control liquid, improve and join in marriage liquid homogeneity, improve and join in marriage liquid effect and join in marriage liquid efficiency.
As shown in fig. 3, in an embodiment of the present invention, the filtering apparatus 2 includes a hollow filtering tank 21 and a filtering assembly 22 disposed in the filtering tank 21, the filtering assembly 22 is detachably connected to the filtering tank 21, the filtering tank 21 is used for installing the filtering assembly 22, and the filtering assembly 22 is used for filtering water. In this embodiment, the filter assembly 22 is detachably connected to the filter box 21, so that the filter assembly 22 can be replaced and cleaned conveniently.
Specifically, the water outlet of the filtering device 2 is arranged on the filtering box 21, the water inlet of the filtering box 21 is connected with a water supply source through the water inlet pipe 3, water enters the filtering box 21 through the water inlet pipe 3, then flows through the filtering component 22, flows out after being filtered by the filtering component 22, and then enters the stirring box 11 of the stirring device 1.
As shown in fig. 4, in a specific embodiment, two opposite side walls of the filtering box 21 are respectively provided with a sliding groove 211, the sliding groove 211 extends from the top surface of the side wall to the bottom of the side wall, two opposite sides of the filtering component 22 are respectively fixed with a sliding strip 23, the sliding strips 23 can be inserted into or pulled out of the sliding groove 211, the filtering component 22 is inserted into the filtering box 21 in a state that the sliding strips 23 are inserted into the sliding groove 211, that is, the filtering component 22 and the filtering box 21 are connected in an inserting manner, when the filtering component 22 is replaced or cleaned, the filtering component 22 can be taken out only by lifting the filtering component 22, and the assembly and the disassembly are convenient.
As shown in fig. 4, in particular, the middle portions of two opposite side walls of the filter box 21 protrude inward to form a boss 212, the boss 212 extends from the top surface of the side wall to the bottom thereof, and the slide groove 211 is provided in the boss 212.
As shown in fig. 4, the cross-sectional shape of the sliding groove 211 is a long strip, the sliding groove 211 includes a square groove and U-shaped grooves located on two sides of the square groove, and the cross-sectional shape of the sliding strip 23 is identical to the cross-sectional shape of the sliding groove 211.
As shown in fig. 3, further, two opposite and spaced barrier strips 213 are disposed on the inner wall of the bottom plate of the filter box 21, a positioning groove is formed between the two barrier strips 213, and when the slide strip 23 is inserted into the sliding groove 211, the bottom of the filter assembly 22 is inserted into the positioning groove, and through the positioning of the positioning groove, the filter assembly 22 will not shake under the impact of water flow.
As shown in fig. 3 and 5, in an embodiment of the present invention, the filter box 21 includes a box body 214 and a cover 215, a connecting groove is provided in a side wall of the box body 214, a notch of the connecting groove is located on a top surface of the side wall of the box body 214, a connecting plate 24 rotatably connected to the side wall is provided in the connecting groove, a clamping block 25 is provided on the connecting plate 24, the connecting plate 24 is connected to a handle, and the handle is located outside the box body 214; the bottom of closing cap 215 is fixed with the connecting block 26 that corresponds with the connecting groove, one side of connecting block 26 is equipped with joint groove 261, when closing cap 215 lid on box 214, connecting block 26 inserts in the connecting groove, and joint groove 261 of connecting block 26 is towards connecting plate 24, makes connecting plate 24 rotate towards connecting block 26 through the twist grip, until joint piece 25 embedding joint inslot 261 in, thereby with closing cap 215 and box 214 joint locking, easy operation, the equipment is convenient with the dismantlement.
The side wall of the box 214 provided with the connecting groove and the side wall of the box 214 provided with the sliding groove 211 may be the same or different.
As shown in fig. 5, further, the connection groove includes a slot 217 and a mounting groove 218, a notch of the slot 217 is located on a top surface of a side wall of the box body 214, the mounting groove 218 is located at a side of the slot 217 and communicates with the slot 217, the connection plate 24 is located in the mounting groove 218 and can rotate in the mounting groove 218, the clamping block 25 is located on a side of the connection plate 24 facing the slot 217, when the cover 215 covers the box body 214, the connection block 26 is inserted into the slot 217 and the clamping groove 261 on the connection block 26 faces the mounting groove 218, the connection plate 24 is rotated toward the connection block 26 by rotating the handle until the clamping block 25 is embedded into the clamping groove 261.
As shown in fig. 5, specifically, a rotating shaft 27 is provided in the side wall of the box 214, the connecting plate 24 is fixedly connected with the rotating shaft 27, the handle is fixedly connected with the rotating shaft 27, and when the handle is rotated, the rotating shaft 27 drives the connecting plate 24 to rotate in the mounting groove 218; the mounting groove 218 is a fan-shaped groove to be adapted to the rotation track of the connecting plate 24; the shape of the slot 217 is the same as that of the connecting block 26, for example, the connecting block 26 is a square; the shape of the catching block 25 is identical to that of the catching groove 261, for example, the catching block 25 is a square block.
As shown in fig. 5, the filter box 21 is further provided with two sets of connecting grooves and a connecting block 26, so that the clamping connection between the box body 214 and the cover 215 is more secure.
As shown in fig. 3, further, the bottom of the cover 215 is provided with an annular (e.g., square) locking groove 216, the periphery of the tank opening of the tank 214 is in insertion fit with the locking groove 216, a sealing gasket is provided in the locking groove 216, and the periphery of the tank opening of the tank 214 and the locking groove 216 are in sealing engagement through the sealing gasket.
As shown in fig. 3, one or more handles 28 are further provided on the top of the cover 215, and the cover 215 can be lifted by holding the handles 28 for easy operation.
As shown in fig. 3, in an embodiment of the present invention, the filter assembly 22 includes a coarse screen 221, a sand filter layer 222, an activated carbon filter layer 223 and a fine screen 224, which are sequentially arranged along a water flow direction, after water enters the filter box 21, the water sequentially flows through the coarse screen 221, the sand filter layer 222, the activated carbon filter layer 223 and the fine screen 224, the coarse screen 221 is used for filtering impurities such as large particles, suspended matters and the like in the water flow, the sand filter layer 222 adopts quartz sand as a filter material, and can screen out impurities such as fine particles and the like in the water flow when the water flow passes through, the activated carbon filter layer 223 further adsorbs and removes impurities such as fine impurities, organic matters, heavy metals and the like in the water flow, and the fine screen 224 also plays a filtering role and cooperates with the coarse screen 221 to enhance the structural stability of the overall filter assembly 22. The filter assembly of this embodiment can realize fully filtering water, prevents that the impurity in aquatic from influencing and joining in marriage liquid quality. However, the present invention is not limited thereto, and the filter assembly 22 may be other conventional filter structures.
In an embodiment of the present invention, a water inlet pump 4 is connected between the water outlet of the filtering device 2 and the water inlet 112 of the stirring tank 11, the water inlet pump 4 pumps the filtered water in the filtering tank 21 into the stirring tank 11, the stirring tank 11 is further provided with a water outlet 113, and the water outlet 113 is connected to a liquid injection pump 5, so as to pump the uniformly mixed profile control liquid out of the stirring tank 11, for example, into the well.
The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention. Any equivalent changes and modifications that can be made by one skilled in the art without departing from the spirit and principles of the invention should be considered within the scope of the invention. It should be noted that the components of the present invention are not limited to the above-mentioned whole application, and various technical features described in the present specification can be selected to be used alone or in combination according to actual needs, so that the present invention naturally covers other combinations and specific applications related to the invention.
Claims (14)
1. A stirring device, characterized in that it comprises:
the stirring box is internally provided with a stirring cavity;
the stirring shaft is rotatably arranged in the stirring cavity, and a shaft cavity is formed inside the stirring shaft;
the driving device is arranged outside the stirring box, is connected with the stirring shaft and can drive the stirring shaft to rotate;
the stirring device comprises a stirring cavity, a plurality of groups of auxiliary stirring mechanisms, a stirring shaft, a plurality of stirring paddles and a plurality of stirring blades, wherein the plurality of groups of auxiliary stirring mechanisms are arranged in the stirring cavity and are arranged at intervals along the axial direction of the stirring shaft;
and when the stirring shaft rotates, each stirring paddle rotates around the central axis of the stirring shaft under the driving of the rotating driving piece connected with the stirring shaft.
2. The mixing apparatus according to claim 1, wherein each of said mixing paddles further comprises a plurality of mixing blades, said plurality of mixing blades being spaced apart in an axial direction and in a circumferential direction of said mixing paddles.
3. The stirring device as claimed in claim 1, wherein the stirring shaft has a mounting hole formed in a side wall thereof for each stirring blade of the plurality of sets of auxiliary stirring mechanisms to pass through, the mounting hole is communicated with the shaft cavity, a bearing is disposed in each mounting hole, and one end of each stirring blade passes through the bearing and extends into the shaft cavity to be connected with the rotary driving member.
4. A mixing apparatus according to any one of claims 1 to 3, wherein a fixing rod is provided in the shaft cavity, the fixed rods are arranged along the axial direction of the stirring shaft and are fixedly connected with the stirring box, each rotary driving piece comprises a fixed bevel gear fixed on the fixed rods and a plurality of rotary bevel gears respectively meshed with the fixed bevel gears, the central axis of the fixed bevel gear is parallel to the central axis of the stirring shaft, the central axis of the rotating bevel gear is vertical to the central axis of the stirring shaft, the plurality of rotating bevel gears of each rotating driving piece are respectively connected with the plurality of stirring paddles of the corresponding auxiliary stirring mechanism in a one-to-one correspondence manner, when the stirring paddles revolve around the central axis of the stirring shaft along with the stirring shaft, the rotating bevel gears connected with the stirring paddles rotate around the central axis of the corresponding fixed bevel gears and drive the stirring paddles to rotate.
5. A mixer apparatus as set forth in any one of claims 1 to 3, further comprising a return pipe and a return pump disposed outside said mixer tank, said return pipe having opposite ends connected to the upper and lower portions of said mixer tank, respectively, said return pump being disposed on said return pipe, said mixing chamber and said return pipe being in communication and constituting a circulation circuit.
6. A mixer apparatus as claimed in any one of claims 1 to 3, wherein said drive means includes a motor, a pinion gear connected to said motor, and a gear wheel engaging with said pinion gear, said gear wheel being connected to said mixer shaft, said motor driving said mixer shaft to rotate via said pinion gear and said gear wheel.
7. The mixing apparatus according to any one of claims 1 to 3, further comprising a feed line connected to the mixing chamber, the feed line communicating with the mixing chamber, the feed line having a valve mounted thereon.
8. An oil well water shutoff profile control fluid distribution device, which is characterized by comprising a filtering device for filtering water and the stirring device of any one of claims 1 to 7, wherein the filtering device is provided with a water outlet, the stirring box of the stirring device is provided with a water inlet, and the water outlet of the filtering device is connected with the water inlet of the stirring box.
9. The apparatus of claim 8, wherein the filter assembly comprises a hollow filter box and a filter assembly disposed within the filter box, the filter assembly being removably connected to the filter box.
10. An oil well water shutoff profile control fluid distribution apparatus as claimed in claim 9, wherein slide grooves are provided in two opposite side walls of said filter tank, respectively, said slide grooves extending from a top surface of said side walls to a bottom portion of said side walls, and slide bars are provided on opposite sides of said filter assembly, respectively, said slide bars being insertable into and removable from said slide grooves, said filter assembly being inserted into said filter tank in a state where said slide bars are inserted into said slide grooves.
11. The oil well water shutoff profile control fluid distribution equipment of claim 9, wherein the filter box comprises a box body and a sealing cover, the side wall of the box body is provided with a connecting groove, the notch of the connecting groove is positioned on the top surface of the side wall of the box body, a connecting plate which is rotatably connected with the side wall is arranged in the connecting groove, the connecting plate is provided with a clamping block, the connecting plate is connected with a handle, and the handle is positioned outside the box body;
the bottom of closing cap be fixed with the connecting block that the spread groove corresponds, one side of connecting block is equipped with the joint groove, works as the closing cap lid is in when on the box, the connecting block inserts in the spread groove, just the joint groove orientation of connecting block the connecting plate, through rotating the handle makes the connecting plate court the connecting block rotates, until the embedding of joint piece the joint inslot.
12. The oil well water shutoff profile control fluid dispensing apparatus of claim 11, wherein said connecting groove includes a slot and a mounting groove, a notch of said slot is located on a top surface of a side wall of said box body, said mounting groove is located laterally of said slot and communicates with said slot, said connecting plate is located in said mounting groove and can rotate in said mounting groove, said joint block is located towards said connecting plate on a side of said slot, when said cover is covered on said box body, said connecting block is inserted into said slot and said joint groove on said connecting block is towards said mounting groove, said connecting plate is rotated towards said connecting block by rotating said handle until said joint block is embedded into said joint groove.
13. The apparatus of claim 9 wherein the filter assembly comprises a coarse screen, a sand screen, an activated carbon screen and a fine screen arranged in sequence along the direction of water flow.
14. The oil well water shutoff profile control fluid dispensing apparatus of claim 8, wherein a water inlet pump is connected between the water outlet of said filter unit and the water inlet of said agitator tank, and a liquid outlet is further provided on said agitator tank, said liquid outlet being connected to a liquid injection pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010893650.9A CN114100433A (en) | 2020-08-31 | 2020-08-31 | Agitating unit and oil well water shutoff profile control fluid distribution equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010893650.9A CN114100433A (en) | 2020-08-31 | 2020-08-31 | Agitating unit and oil well water shutoff profile control fluid distribution equipment |
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| CN114100433A true CN114100433A (en) | 2022-03-01 |
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| CN202010893650.9A Pending CN114100433A (en) | 2020-08-31 | 2020-08-31 | Agitating unit and oil well water shutoff profile control fluid distribution equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116850823A (en) * | 2023-05-26 | 2023-10-10 | 安徽省公路桥梁工程有限公司 | Asphalt composite stirring device with viscosity detection function |
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