CN210460617U

CN210460617U - Automatic dosing and adjusting injection device for oil production well

Info

Publication number: CN210460617U
Application number: CN201921423271.2U
Authority: CN
Inventors: 徐军; 陈建军; 王现北; 宋建康; 张红梅
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-05-05
Anticipated expiration: 2029-08-30

Abstract

The utility model relates to an oil recovery well is with automatic reagent feeding regulation injection apparatus, including the tubular column, the side inner wall of tubular column is provided with the blower inlet casing, and leaves the hybrid chamber between the bottom outer wall of blower inlet casing and the top inner wall of tubular column, and one side inner wall of hybrid chamber is pegged graft and is had the outlet pipe, and open the side inner wall bottom of tubular column has the water conservancy diversion inclined plane, open the bottom outer wall of blower inlet casing has the pivot groove, and the side inner wall in pivot groove is connected with the pivot through the bearing, and the side outer wall bottom of pivot has the impulse type flabellum through the key-type connection, is provided with speed sensor between the side outer wall of pivot and the side inner wall in pivot groove, the. The utility model discloses an automatic reagent feeding prevents that the liquid medicine is extravagant, can stir liquid medicine and stratum liquid in the hybrid chamber, makes stratum liquid and liquid medicine ability intensive mixing, can stir the liquid medicine in the liquid storage tank, prevents that the liquid medicine from appearing deposiing.

Description

Automatic dosing and adjusting injection device for oil production well

Technical Field

The utility model relates to an oil recovery well equipment technical field, concretely relates to oil recovery well is with automatic reagent feeding regulation injection apparatus.

Background

In the oil production process of an oil well, a jetting device is generally needed to discharge and inject liquid produced from a stratum to the ground, and because stratum liquid contains harmful substances, liquid medicine needs to be mixed when jetting is carried out so as to reduce the harm of the harmful substances.

Through retrieval, the Chinese patent with the application number of CN201420583392.4 discloses an automatic dosing and adjusting injection device for an oil production well, which comprises an upper joint, a dosing pipe, a sleeve, a coupling, a drain pipe, an injection unit, a drain valve and a medicament adjusting unit. The automatic dosing and adjusting injection device for the oil production well has the following defects: when the injection device is used, the medicine can not be added in real time according to the spraying condition of the formation liquid, so that the medicine is not added in time or too much, and the medicine is not enough or the medicine liquid is wasted.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at overcomes at least one kind defect among the prior art, provides an oil recovery well is with automatic reagent feeding regulation injection apparatus.

In order to realize the technical scheme, the utility model discloses a following technical scheme:

an automatic medicine-adding adjusting injection device for an oil extraction well comprises a pipe column, wherein a guide shell is arranged on the inner wall of the side surface of the pipe column, a mixing cavity is reserved between the outer wall of the bottom of the guide shell and the inner wall of the top of the pipe column, an outlet pipe is inserted into the inner wall of one side of the mixing cavity, a guide inclined plane is arranged at the bottom of the inner wall of the side surface of the pipe column, a rotating shaft groove is arranged on the outer wall of the bottom of the guide shell, the inner wall of the side surface of the rotating shaft groove is connected with a rotating shaft through a bearing, a push type fan blade is connected to the bottom of the outer wall of the side surface of the rotating shaft through a key, a rotating speed sensor is arranged between the outer wall of the side surface of the rotating shaft and the inner wall of the side surface of the rotating shaft groove, a liquid inlet pipe is, the signal output end of the rotating speed sensor is connected with the signal input end of the processor through a signal line.

Furthermore, the diversion shell is of a conical shell structure, and the conical vertex angle of the diversion shell faces downwards.

Furthermore, the outer wall of the bottom of the propulsion type fan blade is provided with a flow guide cover, and the flow guide cover is of a conical structure.

Furthermore, the tubular column is located the inside passageway that overflows that is provided with in side of blower inlet casing one side, and overflows that the side inner wall bottom that the passageway is close to blower inlet casing one side is opened and is had the ascending influent stream hole of slope of a plurality of annular evenly distributed, overflows that the side inner wall top that the passageway is close to blower inlet casing one side is opened and is had the decurrent outflow hole of slope of a plurality of annular evenly distributed.

Furthermore, the inflow hole is positioned below the guide shell, and the outflow hole is positioned above the guide shell.

Further, the liquid supply mechanism comprises a liquid storage tank, a liquid adding opening is formed in the outer wall of the top of the liquid storage tank, a liquid pumping pipe is inserted into one side of the outer wall of the bottom of the liquid storage tank, and one end of the liquid pumping pipe is connected to the liquid inlet end of the pressure pump.

Further, the top outer wall of pivot is provided with the mixing shaft that inserts the mixing chamber inside, and the side outer wall of mixing shaft is provided with the mixing rod.

Further, the top outer wall of liquid reserve tank is provided with the motor, and the output shaft of motor has the (mixing) shaft through the coupling joint, and the side outer wall of (mixing) shaft is provided with the puddler.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through setting up impulse type flabellum and speed sensor, set up impulse type flabellum and speed sensor in the tubular column, can drive the impulse type flabellum when stratum liquid gets into the tubular column and rotate, drive speed sensor then and rotate, drive the force pump by the treater again and mix with stratum liquid in with the liquid medicine suction mixing chamber, realized the automatic reagent feeding, prevent that the liquid medicine is extravagant.

2. Through setting up the puddler, set up the mixing shaft at the pivot top, set up the puddler in mixing shaft side, can drive the puddler when stratum liquid drives the pivot and rotates and rotate, stir liquid medicine and stratum liquid in the hybrid chamber then, make stratum liquid and liquid medicine ability intensive mixing.

3. Through setting up the puddler, set up the puddler in the liquid storage tank, drive the puddler by the motor and rotate, can stir the liquid medicine in the liquid storage tank then, prevent that the liquid medicine from appearing deposiing.

Drawings

FIG. 1 is a schematic view of the overall structure of the automatic chemical-adding and regulating injection device for the oil production well of the present invention;

FIG. 2 is a schematic view of the structure of the automatic chemical-adding and adjusting injection device for oil recovery wells in example 2;

fig. 3 is a schematic structural view of a liquid storage tank of the automatic dosing and adjusting injection device for an oil recovery well in embodiment 3.

In the figure: 1-pipe column, 2-rotating shaft, 3-inflow hole, 4-guide shell, 5-outlet pipe, 6-outflow hole, 7-liquid inlet pipe, 8-electromagnetic valve, 9-pressure pump, 10-liquid filling opening, 11-liquid storage tank, 12-liquid pumping pipe, 13-mixing cavity, 14-flow passage, 15-rotating speed sensor, 16-propelling fan blade, 17-guide cover, 18-guide inclined plane, 19-mixing rod, 20-mixing shaft, 21-motor, 22-stirring rod and 23-stirring shaft.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Example 1

Referring to fig. 1, an automatic medicine-adding adjusting injection device for an oil production well comprises a pipe column 1, a guide shell 4 is welded on the side inner wall of the pipe column 1, a mixing chamber 13 is reserved between the bottom outer wall of the guide shell 4 and the top inner wall of the pipe column 1, an outlet pipe 5 is inserted into one side inner wall of the mixing chamber 13, a guide inclined plane 18 is opened at the bottom of the side inner wall of the pipe column 1, a rotating shaft groove is opened on the bottom outer wall of the guide shell 4, the side inner wall of the rotating shaft groove is connected with a rotating shaft 2 through a bearing, the bottom of the side outer wall of the rotating shaft 2 is connected with a push type fan blade 16 through a key, a rotating speed sensor 15 is connected between the side outer wall of the rotating shaft 2 and the side inner wall of the rotating shaft groove through a screw, a liquid inlet pipe 7 is inserted into the top inner wall of the mixing chamber 13, an, the pressure pump 9 and the electromagnetic valve 8 are both connected with a switch, the switch is connected with a processor, and the signal output end of the rotating speed sensor 15 is connected with the signal input end of the processor through a signal line.

The utility model discloses in, blower inlet 4 is conical shell structure, and the circular cone apex angle of blower inlet 4 is down.

Wherein, the outer wall of the bottom of the propelling fan blade 16 is welded with a flow guide cover 17, and the flow guide cover 17 is in a conical structure.

The pipe column 1 is provided with a flow passage 14 inside the side surface on one side of the guide shell 4, the bottom of the inner wall of the side surface of the flow passage 14 close to one side of the guide shell 4 is provided with a plurality of inclined upward inflow holes 3 which are uniformly distributed in an annular shape, and the top of the inner wall of the side surface of the flow passage 14 close to one side of the guide shell 4 is provided with a plurality of inclined downward outflow holes 6 which are uniformly distributed in an annular shape.

The inflow hole 3 is located below the guide shell 4, and the outflow hole 6 is located above the guide shell 4.

Wherein, the liquid supply mechanism includes liquid reserve tank 11, and the top outer wall of liquid reserve tank 11 is provided with filling opening 10, and the bottom outer wall one side of liquid reserve tank 11 is pegged graft and is had liquid suction pipe 12, and the inlet end in force pump 9 is connected to the one end of liquid suction pipe 12.

The working principle is as follows: when the device is used, the pipe column 1 is fixedly inserted at an oil production well opening, stratum liquid is guided by the guide inclined plane 18 and then enters the pipe column 1, the push type fan blades 16 are driven to rotate, then the rotating speed sensor 15 is driven to rotate, the electromagnetic valve 8 and the pressure pump 9 are opened at the moment, the liquid medicine in the liquid storage tank 11 is pumped into the mixing cavity 13, and the stratum liquid enters the mixing cavity 13 from the overflow channel 14 and is mixed with the liquid medicine and then is discharged from the outlet pipe 5.

Example 2

Referring to fig. 2, compared with example 1, in order to sufficiently mix the chemical liquid and the formation liquid in the mixing chamber 13, a mixing shaft 20 inserted into the mixing chamber 13 is welded to the outer wall of the top of the rotating shaft 2, and a mixing rod 19 is welded to the outer wall of the side surface of the mixing shaft 20.

The working principle is as follows: compared with the embodiment 1, when the formation liquid drives the propeller blades 16 to rotate, the rotating shaft 2 drives the mixing shaft 20 to rotate, which in turn drives the mixing rod 19 to rotate, so as to sufficiently stir and mix the formation liquid and the medicament in the mixing cavity 13.

Example 3

Referring to fig. 3, compared with embodiment 2, in order to prevent the liquid medicine in the liquid storage tank 11 from precipitating, the automatic medicine adding and adjusting injection device for the oil production well is characterized in that a motor 21 is connected to the outer wall of the top of the liquid storage tank 11 through a screw, an output shaft of the motor 21 is connected to a stirring shaft 23 through a coupler, and a stirring rod 22 is welded to the outer wall of the side face of the stirring shaft 23.

The working principle is as follows: compared with the embodiment 2, the motor 21 can drive the stirring rod 22 to rotate, so as to stir the liquid medicine in the liquid storage tank 11, and further prevent the liquid medicine in the liquid storage tank 11 from precipitating.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An automatic dosing adjusting injection device for an oil extraction well comprises a pipe column (1) and is characterized in that a guide shell (4) is arranged on the inner wall of the side face of the pipe column (1), a mixing chamber (13) is reserved between the outer wall of the bottom of the guide shell (4) and the inner wall of the top of the pipe column (1), an outlet pipe (5) is inserted into the inner wall of one side of the mixing chamber (13), a guide inclined plane (18) is arranged at the bottom of the inner wall of the side face of the pipe column (1), a rotating shaft groove is formed in the outer wall of the bottom of the guide shell (4), a rotating shaft (2) is connected to the inner wall of the side face of the rotating shaft groove through a bearing, a push type fan blade (16) is connected to the bottom of the outer wall of the side face of the rotating shaft (2) through a key, a rotating speed sensor (15) is arranged between the outer wall of the side face of the rotating shaft groove and the, one end of the liquid inlet pipe (7) is connected with a pressure pump (9), one end of the pressure pump (9) is provided with a liquid supply mechanism, the pressure pump (9) and the electromagnetic valve (8) are both connected with a switch, the switch is connected with a processor, and the signal output end of the rotating speed sensor (15) is connected with the signal input end of the processor through a signal line.

2. The automatic dosing and adjusting injection device for the oil production well is characterized in that the diversion shell (4) is of a conical shell structure, and the conical vertex angle of the diversion shell (4) faces downwards.

3. The automatic dosing and adjusting injection device for the oil production well is characterized in that a flow guide sleeve (17) is arranged on the outer wall of the bottom of the propelling fan blade (16), and the flow guide sleeve (17) is of a conical structure.

4. The automatic dosing and adjusting injection device for the oil production well is characterized in that an overflowing channel (14) is arranged inside the side surface of the pipe column (1) on one side of the diversion shell (4), a plurality of annular uniformly-distributed inflow holes (3) which are inclined upwards are formed in the bottom of the inner wall of the side surface of the overflowing channel (14) on one side close to the diversion shell (4), and a plurality of annular uniformly-distributed outflow holes (6) which are inclined downwards are formed in the top of the inner wall of the side surface of the overflowing channel (14) on one side close to the diversion shell (4).

5. The automatic dosing and adjusting injection device for the oil production well is characterized in that the inflow hole (3) is positioned below the diversion shell (4), and the outflow hole (6) is positioned above the diversion shell (4).

6. The automatic dosing and adjusting injection device for the oil production well is characterized in that the liquid supply mechanism comprises a liquid storage tank (11), a liquid filling opening (10) is formed in the outer wall of the top of the liquid storage tank (11), a liquid pumping pipe (12) is inserted into one side of the outer wall of the bottom of the liquid storage tank (11), and one end of the liquid pumping pipe (12) is connected to a liquid inlet end of the pressure pump (9).

7. The automatic dosing and adjusting injection device for the oil production well is characterized in that a mixing shaft (20) inserted into the mixing cavity (13) is arranged on the outer wall of the top of the rotating shaft (2), and a mixing rod (19) is arranged on the outer wall of the side face of the mixing shaft (20).

8. The automatic dosing and adjusting injection device for the oil production well is characterized in that a motor (21) is arranged on the outer wall of the top of the liquid storage tank (11), an output shaft of the motor (21) is connected with a stirring shaft (23) through a coupler, and a stirring rod (22) is arranged on the outer wall of the side face of the stirring shaft (23).