CN213629919U

CN213629919U - Monitoring device for skid-mounted profile control injection system

Info

Publication number: CN213629919U
Application number: CN202022716162.9U
Authority: CN
Inventors: 李辰; 路兴龙; 高子瑜
Original assignee: Xi'an Bozhong Technology Development Co ltd
Current assignee: Xi'an Bozhong Technology Development Co ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-07-06
Anticipated expiration: 2030-11-20

Abstract

The utility model belongs to the technical field of monitoring device and specifically relates to a sled dress formula profile control injection system monitoring device is related to, it includes flow monitoring mechanism and prevents stifled mechanism, flow monitoring mechanism is including installing first flow sensor in the inlet tube, installing the second flow sensor in the outlet tube, and with first flow sensor reaches the controller that second flow sensor electricity is connected, prevent stifled mechanism and install on the outlet tube, and be located second flow sensor keeps away from first flow sensor's one end. This application has the effect of being convenient for monitor the petroleum auxiliary agent profile control injection process.

Description

Monitoring device for skid-mounted profile control injection system

Technical Field

The application relates to the field of monitoring devices, in particular to a skid-mounted profile control injection system monitoring device.

Background

The profile control technology is one of important means for stabilizing oil and controlling water and improving the oil reservoir recovery ratio in the high water content development stage of the oil field. The petroleum additive is a gray yellow powder product which is compounded by a plurality of natural fibers, filling particles and additives which are processed by special processes according to proper gradation and a certain process. After the petroleum additive is added in the well drilling, under the action of one-way pressure difference, the petroleum additive can play a good role in blocking various kinds of seepage of the stratum, is convenient to use and good in compatibility, and does not influence the performance of the slurry.

The skid-mounted profile control injection system comprises a petroleum additive liquid preparation tank, an injection pump and a conveying pipeline, wherein the conveying pipeline comprises a liquid inlet pipe connected with the liquid preparation tank and the injection pump and a liquid outlet pipe connected with the injection pump and a well drilling pipe, the skid-mounted profile control injection system comprises a petroleum additive liquid preparation tank, the injection pump and the conveying pipeline, the conveying pipeline comprises a liquid inlet pipe connected with the liquid preparation tank and the injection pump and a liquid outlet pipe connected with the injection pump and the well drilling pipe, the petroleum additive is pumped into a well from the liquid preparation tank through the injection pump, various seepage in a stratum is blocked, and the exploitation efficiency of an oil field is improved.

In view of the above-mentioned related technologies, the inventor believes that in the injection process of the petroleum additive, the pipeline is easy to be blocked, and the interior of the pipeline is not easy to be observed and cleaned, thereby affecting the injection effect of the petroleum additive.

SUMMERY OF THE UTILITY MODEL

In order to facilitate monitoring the petroleum auxiliary agent profile control injection process, the application provides a sled dress formula profile control injection system monitoring device.

The application provides a sled dress formula profile control injection system monitoring device adopts following technical scheme:

the utility model provides a sled dress formula profile control injection system monitoring device, includes flow monitoring mechanism and prevents stifled mechanism, flow monitoring mechanism is including installing in the first flow sensor in the inlet tube, installing in the second flow sensor in the outlet tube, and with first flow sensor reaches the controller that second flow sensor electricity is connected, prevent stifled mechanism and install on the outlet tube, and be located second flow sensor keeps away from first flow sensor's one end.

By adopting the technical scheme, the first flow sensor is arranged on the liquid inlet pipe, the second flow sensor is arranged on the liquid outlet pipe, the flow data tested by the first flow sensor and the second flow sensor are judged, the size of the two sets of flow data is judged by the controller, the data of the first flow sensor is a reference flow value, when the data of the second flow sensor is smaller than the data of the first flow sensor, the position of the liquid outlet pipe is probably blocked, at the moment, the controller controls the anti-blocking mechanism to act on the inside of the liquid outlet pipe, the injection efficiency of the petroleum additive is improved, and the monitoring of the injection process of the petroleum additive is realized.

Optionally, prevent stifled mechanism including control assembly and prevent stifled board, prevent that the stifled board is installed inside the drain pipe and articulated with the inner wall of drain pipe, control assembly is used for the drive prevent stifled board and be close to the swing of drain pipe center pin direction.

Through adopting above-mentioned technical scheme, prevent stifled mechanism and adopt the control assembly control to prevent that the jam plate swings in the drain pipe, to the mediation of the inside jam position of drain pipe, the injection of the petroleum auxiliary agent of being convenient for.

Optionally, control assembly includes control lever, turning block, installation piece and connecting rod, the turning block set up in prevent that the jam plate is kept away from one side of second flow sensor, the turning block rotates with the drain pipe to be connected, the control lever set up in the drain pipe outside and with turning block fixed connection, the connecting rod set up in inside the drain pipe, connecting rod one end with turning block fixed connection, the connecting rod is kept away from turning block one end articulates there is the installation piece, the installation piece with prevent jam plate sliding connection.

Through adopting above-mentioned technical scheme, the control assembly is including being located the control lever outside the drain pipe, the drain pipe surface rotates and is connected with the turning block, the inside connecting rod that is provided with of drain pipe, connecting rod one end and turning block fixed connection, the other end articulates there is the installation piece, and the connecting rod passes through the installation piece and prevents stifled board sliding connection, thereby drive the turning block through the control lever and rotate for the drain pipe, it uses connecting rod and turning block hookup location to rotate as the axle to drive the connecting rod simultaneously, it slides for preventing stifled board to drive the installation piece simultaneously, and then realize preventing that the stifled board uses the articulated shaft of self and drain pipe as the axle swing, realize the clearance to the inside jam part of drain pipe, make the drain pipe can stabilize.

Optionally, the control rod is connected with a driving cylinder, and the driving cylinder is installed on the outer wall of the liquid outlet pipe and electrically connected with the controller.

Through adopting above-mentioned technical scheme, through the removal that drives actuating cylinder control lever, drive actuating cylinder and be connected with the controller electricity simultaneously, can realize the automatic movement of control lever to realize preventing stifled mechanism's automatic control, raise the efficiency.

Optionally, a sealing member is arranged between the rotating block and the liquid outlet pipe.

Through adopting above-mentioned technical scheme, the leakproofness of drain pipe in the turning block position department can be improved to the sealing member that sets up between turning block and the drain pipe, improves the holistic leakproofness of drain pipe.

Optionally, a baffle ring is arranged between the anti-blocking plate and the second flow sensor, and the baffle ring is fixedly connected with the inner wall of the liquid outlet pipe.

Through adopting above-mentioned technical scheme, the setting of fender ring can flow equalize to the liquid of drain pipe, reduces the adhering to of drain pipe inner wall petroleum auxiliary agent, can reduce simultaneously and remove to mounting panel and drain pipe inner wall articulated position to and the petroleum auxiliary agent of the gap position between turning block and the drain pipe, thereby improve the leakproofness of drain pipe.

Optionally, the liquid outlet pipe is connected with a transparent observation pipe.

Through adopting above-mentioned technical scheme, transparent observation pipe be provided with do benefit to the inside situation of observation outlet pipe.

Optionally, the first flow sensor and the second flow sensor employ photoelectric sensors.

By adopting the technical scheme, the photoelectric sensor can detect the liquid flow without contacting, reduce the corrosion of liquids such as petroleum additives to the first flow sensor and the second flow sensor, and prolong the service life.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the first flow sensor is arranged in the liquid inlet pipe, the second flow sensor is arranged in the liquid outlet pipe, flow data tested by the first flow sensor and the second flow sensor are judged, when the flow in the liquid outlet pipe is smaller than that of the liquid inlet pipe, the situation that the liquid outlet pipe is blocked possibly occurs is shown, and at the moment, the controller controls the anti-blocking mechanism to act in the liquid outlet pipe, so that the injection efficiency of the petroleum additive is improved, and the monitoring of the injection process of the petroleum additive is facilitated;

2. the control assembly controls the control rod, the rotating block, the connecting rod and the mounting block to move through the driving cylinder, so that the anti-blocking plate is driven to swing by taking a hinge shaft of the anti-blocking plate and a hinge shaft of the drain pipe as an axis, the cleaning of the blocked part inside the drain pipe is realized, and the drain pipe can stably output petroleum additives;

3. the setting of fender ring can flow equalize the liquid of drain pipe, reduces the adnexed of drain pipe inner wall petroleum auxiliary agent, can reduce simultaneously and remove to mounting panel and drain pipe inner wall articulated position to and the petroleum auxiliary agent of the gap position between turning block and the drain pipe, thereby improve the leakproofness of drain pipe.

Drawings

Fig. 1 is a schematic overall structure diagram of a monitoring device of a skid-mounted profile control injection system according to an embodiment of the present application.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a cross-sectional view of an anti-blocking mechanism of a monitoring device of a skid-mounted profile control injection system according to an embodiment of the present application.

Description of reference numerals: 1. a liquid inlet pipe; 2. a liquid outlet pipe; 3. a flow monitoring mechanism; 31. a first flow sensor; 32. a second flow sensor; 33. a controller; 4. an on-off valve; 5. an anti-blocking mechanism; 51. a control component; 511. a control lever; 512. rotating the block; 513. mounting blocks; 514. a connecting rod; 515. a driving cylinder; 52. an anti-blocking plate; 53. a seal member; 6. a baffle ring; 7. a transparent viewing tube; 8. preparing a liquid tank; 9. and (4) an injection pump.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The skid-mounted profile control injection system comprises a liquid preparation tank 8, the liquid preparation tank 8 pumps a petroleum additive into an oil well through an injection pump 9, the injection pump 9 is communicated with the liquid preparation tank 8 through a liquid inlet pipe 1, the injection pump 9 is communicated with the oil well through a liquid outlet pipe 2, and the liquid inlet pipe 1 and the liquid outlet pipe 2 are both connected with a switch valve 4.

The embodiment of the application discloses sled dress formula profile control injection system monitoring device. Referring to fig. 1, the monitoring apparatus includes a first flow sensor 31 installed in the liquid inlet pipe 1, a second flow sensor 32 installed in the liquid outlet pipe 2, and a controller 33 electrically connected to the first flow sensor 31 and the second flow sensor 32. In the present embodiment, both the first flow sensor 31 and the second flow sensor 32 employ photoelectric sensors.

Referring to fig. 2 and 3, in order to prevent the liquid outlet pipe 2 from being blocked, the liquid outlet pipe 2 is connected with a blocking prevention mechanism 5. Prevent stifled mechanism 5 including set up in drain pipe 2 inside and with drain pipe 2 inner wall articulated prevent stifled board 52, prevent stifled board 52 along with self with 2 inner wall articulated shaft vertical direction of drain pipe seted up the spout, sliding connection has an installation piece 513 in the spout, installation piece 513 articulates there is connecting rod 514, connecting rod 514 keeps away from the one end fixedly connected with turning block 512 of installation piece 513. The rotating block 512 is rotatably connected to the side wall of the liquid outlet pipe 2, and a rotating shaft between the rotating block 512 and the liquid outlet pipe 2 is parallel to a hinge shaft connected with the anti-blocking plate 52. A control rod 511 welded by a turning block 512 is arranged outside the liquid outlet pipe 2. Control lever 511 is connected with and drives actuating cylinder 515 in this embodiment, and drives actuating cylinder 515 and be connected with controller 33 electricity, drives actuating cylinder 515 casing and is articulated with drain pipe 2 outer wall, drives actuating cylinder 515 piston rod and is articulated with control lever 511 to drive control lever 511 through driving actuating cylinder 515 and remove, and then drive anti-blocking plate 52 and remove.

Referring to fig. 3, in order to enhance the sealing performance of the liquid outlet pipe 2, a baffle ring 6 is arranged between the anti-blocking plate 52 and the second flow sensor 32, and the baffle ring 6 is welded to the inner wall of the liquid outlet pipe 2. Meanwhile, a sealing element 53 is arranged between the rotating block 512 and the liquid outlet pipe 2, in the embodiment, the sealing element 53 is a flexible rubber pad, the sealing element 53 is adhered to the outer wall of the liquid outlet pipe 2, and the control rod 511 penetrates through the sealing element 53 and is welded with the rotating block 512.

The implementation principle of the monitoring device of the skid-mounted profile control injection system in the embodiment of the application is as follows: the first flow sensor 31 measures the flow rate of the petroleum auxiliary in the liquid inlet pipe 1, the second flow sensor 32 measures the flow rate of the petroleum auxiliary in the liquid inlet pipe 2, and the comparison is carried out by the controller 33, and when the flow rate in the liquid outlet pipe 2 is smaller than the flow rate in the liquid inlet pipe 1, the situation that the petroleum auxiliary is blocked between the liquid outlet pipe 2 and an oil well is shown. At this time, the controller 33 transmits a signal to control the extension of the piston rod of the driving cylinder 515, so as to drive the control rod 511 to rotate around the rotating block 512, the connecting rod 514 moves along with the control rod, the connecting rod 514 moves to drive the mounting block 513 to slide in the sliding slot formed on the anti-blocking plate 52, so as to drive the anti-blocking plate 52 to rotate around the hinge shaft between itself and the liquid outlet pipe 2, and at this time, the anti-blocking plate 52 swings towards the central axis of the liquid outlet pipe 2, thereby improving the liquid blocking situation in the liquid outlet pipe 2.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a sled dress formula profile control injection system monitoring device which characterized in that: including flow monitoring mechanism and anti-blocking mechanism (5), flow monitoring mechanism is including installing first flow sensor (31) in feed liquor pipe (1), installing second flow sensor (32) in drain pipe (2), and with first flow sensor (31) reach controller (33) that second flow sensor electricity is connected, prevent that blocking mechanism (5) installs on drain pipe (2), and be located second flow sensor (32) keep away from the one end of first flow sensor (31).

2. The skid-mounted profile control injection system monitoring device according to claim 1, wherein: prevent stifled mechanism (5) including control assembly (51) and prevent stifled board (52), prevent stifled board (52) install in drain pipe (2) inside and articulated with the inner wall of drain pipe (2), control assembly (51) are used for the drive prevent stifled board (52) are close to drain pipe (2) center pin direction swing.

3. The skid-mounted profile control injection system monitoring device according to claim 2, wherein: control assembly (51) includes control lever (511), turning block (512), installation piece (513) and connecting rod (514), turning block (512) set up in prevent that closure plate (52) are kept away from one side of second flow sensor (32), turning block (512) rotate with drain pipe (2) and are connected, control lever (511) set up in drain pipe (2) outside and with turning block (512) fixed connection, connecting rod (514) set up in inside drain pipe (2), connecting rod (514) one end with turning block (512) fixed connection, connecting rod (514) are kept away from turning block (512) one end articulates there is installation piece (513), installation piece (513) with prevent closure plate (52) sliding connection.

4. The skid-mounted profile control injection system monitoring device according to claim 3, wherein: the control rod (511) is connected with a driving cylinder (515), and the driving cylinder (515) is installed on the outer wall of the liquid outlet pipe (2) and electrically connected with the controller (33).

5. The skid-mounted profile control injection system monitoring device according to claim 3, wherein: and a sealing piece (53) is arranged between the rotating block (512) and the liquid outlet pipe (2).

6. The skid-mounted profile control injection system monitoring device according to claim 2, wherein: prevent stifled board (52) with be provided with between second flow sensor (32) and keep off ring (6), keep off ring (6) and drain pipe (2) inner wall fixed connection.

7. The skid-mounted profile control injection system monitoring device according to claim 1, wherein: the liquid outlet pipe (2) is connected with a transparent observation pipe (7).

8. The skid-mounted profile control injection system monitoring device according to claim 1, wherein: the first flow sensor (31) and the second flow sensor (32) are photoelectric sensors.