CN210509135U - Oil production water injection adjusting device - Google Patents

Abstract

The utility model relates to an oil recovery water injection adjusting device. The technical scheme is as follows: a cap is fixedly arranged at the top of the water guide pipe, one side of the water guide pipe is connected with a water injection pipe, a one-way flow pressure meter is fixedly arranged at the outer side of the water injection pipe, a control valve is movably arranged at the outer side of the water injection pipe, the oil extraction water injection adjusting device is beneficial to further strengthening the connection stability of the water guide pipe and the sinking pipe through flange connection by arranging the matching of the bayonet lock and the nut, reduces the nut loosening phenomenon caused by long-time use, the matching of the turning switch and the second spring is favorable for the buckling of the buckling block into the buckling groove, so that the bolt and the nut are better and spirally connected and fixed, the sealing ring is favorable for the immersed tube to better play a sealing role in the petroleum generating well, so that the pressure on the generating well is balanced and stable, through setting up the stopper cap, effectual messenger's rivers are better downward flow in order to reach the balanced stability of underground pressure.

Description

Oil production water injection adjusting device

Technical Field

The utility model relates to an oil water injection technical field specifically is oil recovery water injection adjusting device.

Background

The oil well needs water injection operation in later exploitation, and the expanding water injection packer for water injection in oil field adopts water injection well to separate layer water injection to raise oil layer pressure in oil field. Water injection is an important exploitation mode for oil field development, and is an effective and feasible method for supplementing stratum energy and maintaining high and stable yield of oil field for a long time. The water injection work at the initial stage of oil field development is basically combined injection according to the natural water absorption capacity of oil layers with different properties, so that the water absorption capacity of the oil layers with different permeability is different by several times to dozens of times, and single-layer outburst and plane finger entry of injected water are caused. In view of the above situation, the stratified water injection technology is mostly adopted at present, water injection is controlled for a high permeable layer, water injection is reinforced for a low permeable layer, the oil reservoir pressure is effectively controlled, and the situation that the water content of the oil field rises too fast is controlled to a certain extent. As the oil field enters the development of medium and high water-cut period, the stratum pressure is always controlled near the original stratum pressure by continuously strengthening the stratified water injection, thereby ensuring that the oil well has enough production pressure difference and vigorous liquid production capacity.

At current oil field oil recovery water injection adjusting device, when aqueduct and the union coupling that sinks, adopt flange joint, but when using for a long time, the nut probably produces not hard up, influences the use, brings inconvenience to oil collection work, reduces oil recovery efficiency.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides an oil recovery water injection adjusting device has solved the problem mentioned in the above-mentioned background art.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the oil extraction water injection adjusting device comprises a water guide pipe, a cover plug cap is fixedly mounted at the top of the water guide pipe, a water injection pipe is connected to one side of the water guide pipe, a one-way flow pressure meter is fixedly mounted on the outer side of the water injection pipe, a control valve is movably mounted on the outer side of the water injection pipe, a second connector is movably connected to one end of the water injection pipe, a water pump is fixedly connected to one side of the second connector, the water guide pipe is movably connected with a lower immersed pipe through a flange piece, a bolt is spirally connected to the inner part of the flange piece, a first supporting block is fixedly mounted on the lower surface of the flange piece, a sliding hole is formed in the first supporting block, a clamping pin is slidably sleeved in the sliding hole, a pull ring is fixedly mounted at one end of the clamping pin, a buckling groove is formed in the outer side of the clamping pin, a first spring is sleeved on the outer side of, the upper surface of the second supporting block is fixedly provided with a hinged shaft, one end of the hinged shaft is rotatably provided with a turnover switch, and the upper surface of the turnover switch is fixedly provided with a buckling block.

Preferably, a sealing ring is fixedly installed on the outer side of the sinking tube.

Preferably, a one-way flow valve plug is arranged inside the one-way flow pressure gauge.

Preferably, one side of the water pump is fixedly connected with a first connecting head.

Preferably, the lower surface of the flange plate is fixedly provided with a rubber pad, and the lower surface of the rubber pad is fixedly provided with a nut.

Preferably, the lower surface of the tumbler switch is fixedly connected with a second spring, and the lower surface of the tumbler switch is fixedly provided with a connecting column.

The utility model has the advantages as follows:

1. the oil extraction water injection adjusting device is beneficial to further strengthening the connection stability of the water guide pipe and the sinking pipe through flange connection by arranging the matching of the clamping pin and the nut, and reducing the nut loosening phenomenon caused by long-time use;

2. this oil recovery water injection adjusting device is favorable to the immersed tube better to play sealed effect in the oil generation well through setting up the sealing washer for pressure balance is stable about generating the well, and through setting up the stopper cap, effectual messenger's rivers better downward flow is in order to reach the underground pressure balance stable.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 3 is an enlarged schematic view of the present invention at A in FIG. 2;

fig. 4 is an enlarged schematic view of the point B in fig. 3 according to the present invention.

In the upper diagram: the water injection valve comprises a water guide pipe 1, a first connecting head 2, a water pump 3, a second connecting head 4, a control valve 5, a unidirectional flow valve plug 6, a hinged shaft 7, a water injection pipe 8, a unidirectional flow pressure gauge 9, a capping cap 10, a sealing ring 11, a sunken pipe 12, a bolt 13, a flange plate 14, a rubber pad 15, a nut 16, a bayonet 17, a first spring 18, a fastening groove 19, a pulling ring 20, a sliding hole 21, a first supporting block 22, a fastening block 23, a turnover switch 24, a connecting column 25, a second spring 26 and a second supporting block 27.

Detailed Description

The invention is explained in more detail below with reference to the figures and examples.

Embodiment 1, the utility model provides an oil recovery water injection adjusting device, as shown in fig. 1-4, including a water guiding pipe 1, a plugging cap 10 is fixedly installed on the top of the water guiding pipe 1, the water flows to a lower immersed tube 12 better by setting the plugging cap 10, the pressure balance of the oil production well is stable, a water injection pipe 8 is connected to one side of the water guiding pipe 1, a unidirectional flow pressure gauge 9 is fixedly installed outside the water injection pipe 8, the water flows only to the water guiding pipe 1 better by setting the unidirectional flow pressure gauge 9, the reverse backflow of the water flow is prevented, a control valve 5 is movably installed outside the water injection pipe 8, the water flow speed is controlled better by setting the control valve 5, the pressure balance of the oil production well is stable, which is beneficial to the exploitation of more oil, one end of the water injection pipe 8 is movably connected with a second connector 4, one side of the second connector 4 is fixedly connected with a water pump 3, the water pump 3 is connected better through the second connector 4, a water source is supplemented into the water guide pipe 1 in time better through the water pump 3, the water guide pipe 1 is movably connected with the sunken pipe 12 through the flange piece 14, the water guide pipe 1 and the sunken pipe 12 are connected better through the flange piece 14, the water pipe connection is more compact, the inner part of the flange piece 14 is spirally connected with the bolt 13, the water guide pipe 1 and the sunken pipe 12 are connected better through the fastening flange piece 14 with the bolt 13, the lower surface of the flange piece 14 is fixedly provided with the first supporting block 22, the inner part of the first supporting block 22 is provided with the sliding hole 21, the bayonet lock 17 moves in the first supporting block 22 through the sliding hole 21, the bayonet lock 17 is sleeved in the sliding hole 21 in a sliding mode, one end of the bayonet lock 17 is fixedly provided with the pull ring 20, the bayonet lock 17 is pulled out better through the pull ring 20, the buckle block 23 is clamped into the buckle groove 19, make things convenient for bolt 13 and nut 16 screwed connection, the outside of bayonet lock 17 has seted up catching groove 19, make the knot piece 23 block in through setting up catching groove 19 better, the position of restriction bayonet lock 17 makes things convenient for bolt 13 and nut 16 screwed connection chucking flange piece 14, the outside of bayonet lock 17 has cup jointed first spring 18, make bayonet lock 17 joint in nut 16 through setting up first spring 18 better, lock and fix nut 16, avoid using the nut to produce not hard up phenomenon for a long time, one side fixed mounting of first supporting shoe 22 has second supporting shoe 27, through setting up the better effect of playing the support to second supporting shoe 27 of first supporting shoe 22, the upper surface fixed mounting of second supporting shoe 27 has articulated shaft 7, through setting up the better effect of playing the support to articulated shaft 7 of second supporting shoe 27, the one end of articulated shaft 7 is rotated and is installed tilt switch 24, the upper surface fixed mounting of tilt switch 24 has detained piece 23, through setting up the effectual joint of the better cooperation upset switch 24 of knot piece 23 in catching groove 19 for bayonet lock 17 is extracted from nut 16, is favorable to nut 16 and bolt 13 to carry out threaded connection, and centre gripping mounting flange piece 14 is better with aqueduct 1 and sink pipe 12 firm connection.

Wherein, the outside fixed mounting of pipe 12 sinks has sealing washer 11, through setting up the better petroleum production well-seal of sealing washer 11 for the petroleum production well is pressed the intensity from top to bottom balanced, improves oil recovery efficiency and quality.

Unidirectional flow pressure table 9's inside is equipped with unidirectional flow valve plug 6, and is single through setting up the better rivers direction that makes of unidirectional flow valve plug 6 for the better entering into aqueduct 1 of rivers.

One side fixedly connected with first connector 2 of water pump 3 is through setting up the external water source of the better connection of first connector 2 for the better inside of pumping water of water pump 3 is carried then to aqueduct 1 in carrying water injection pipe 8.

The lower fixed surface of flange piece 14 installs rubber pad 15, and the lower fixed surface of rubber pad 15 installs nut 16, through setting up the closely knit compactness of contact between better messenger's nut 16 of rubber pad 15 and the flange piece 14, increases the frictional force between nut 16 and the flange piece 14 simultaneously for aqueduct 1 is connected more firmly with pipe 12 that sinks.

The lower surface fixedly connected with second spring 26 of tumbler switch 24, tumbler switch 24's lower surface fixedly mounted has spliced pole 25, and through the cooperation that sets up second spring 26 and spliced pole 25, better making when outwards pulling pin 17 through pull ring 20, make under the effect of second spring 26 to detain in the better card income catching groove 19 of piece 23.

The utility model discloses during the use, connect the device after, link together aqueduct 1 and pipe 12 that sinks through flange piece 14, then consolidate flange piece 14 with bolt 13 and nut 16 screwed connection, pull-out nut 16 with bayonet lock 17 through pull ring 20, at this moment detain in piece 23 will block into catching groove 19, make bayonet lock 17 can not get back to in nut 16 under first spring 18's effect, then consolidate bolt 13 and nut 16, make aqueduct 1 and the firm joint of pipe 12 that sinks together, then block 23 follow catching groove 19 interior card-out will detain through control change over switch 24, make bayonet lock 17 insert inside nut 16, fix nut 16, the nut just can not become flexible in long-time use process, and the practicability is increased, the oil recovery efficiency is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides an oil recovery water injection adjusting device, includes aqueduct (1), its characterized in that: the water distributor is characterized in that a cover plug cap (10) is fixedly mounted at the top of the water distributor (1), one side of the water distributor (1) is connected with a water injection pipe (8), an unidirectional flow pressure meter (9) is fixedly mounted at the outer side of the water injection pipe (8), a control valve (5) is movably mounted at the outer side of the water injection pipe (8), a second connector (4) is movably connected at one end of the water injection pipe (8), a water pump (3) is fixedly connected at one side of the second connector (4), the water distributor (1) is movably connected with a lower immersed tube (12) through a flange piece (14), a bolt (13) is spirally connected inside the flange piece (14), a first support block (22) is fixedly mounted at the lower surface of the flange piece (14), a slide hole (21) is arranged inside the first support block (22), and a clamping pin (17) is slidably sleeved inside the slide hole (21), one end fixed mounting of bayonet lock (17) has pull ring (20), catching groove (19) have been seted up in the outside of bayonet lock (17), first spring (18) have been cup jointed in the outside of bayonet lock (17), one side fixed mounting of first supporting shoe (22) has second supporting shoe (27), the last fixed surface of second supporting shoe (27) installs articulated shaft (7), the one end of articulated shaft (7) is rotated and is installed flip switch (24), the last fixed surface of flip switch (24) installs catching block (23).

2. The oil recovery water injection regulating device of claim 1, wherein: and a sealing ring (11) is fixedly arranged on the outer side of the sunken tube (12).

3. The oil recovery water injection regulating device of claim 1, wherein: and a unidirectional flow valve plug (6) is arranged in the unidirectional flow pressure meter (9).

4. The oil recovery water injection regulating device of claim 1, wherein: one side of the water pump (3) is fixedly connected with a first connector (2).

5. The oil recovery water injection regulating device of claim 1, wherein: the lower surface of the flange sheet (14) is fixedly provided with a rubber pad (15), and the lower surface of the rubber pad (15) is fixedly provided with a nut (16).

6. The oil recovery water injection regulating device of claim 1, wherein: the lower surface of the turnover switch (24) is fixedly connected with a second spring (26), and the lower surface of the turnover switch (24) is fixedly provided with a connecting column (25).

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