JP3226456U - Equipment for temporary blocking agent preparation for oilfield crushing - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a blocking agent adjusting device capable of simultaneously preparing a plurality of types of temporary blocking agents having different meshes, easy to operate, and having high preparation efficiency. A cutting mechanism 1, a desiccant feeding mechanism 2, a solvent administration pipe 3, a plurality of preparation chambers (a first preparation chamber 4, a second preparation chamber 6 and a third preparation chamber 7) are provided, and a first preparation chamber, The second preparation chamber and the third preparation chamber are communicated in order, and are partitioned by filters 41 and 62 between them, and the cutting mechanism includes a cutter 131, a cutter head 13, a Z-shaped rod 11, and a rotary shaft 12, and a desiccant feed. The mechanism is a temporary blocking agent preparation device for oil field crushing, which includes a transfer cutting plate 22 and a desiccant pipe 21. [Selection diagram] Figure 1

Description

This utility model belongs to the technical field of oil field crushing equipment, and specifically to a temporary blocking agent preparation device for oil field crushing.

Temporary blocking agents are substances that temporarily reduce the permeability of the formation or temporarily block highly permeable oil layers. Current temporary blocking agents require preliminary cutting of the preparatory material by hand, the temporary blocking agent is divided into many different mesh specifications, and different specifications of temporary blocking agents are completely Although used in different ways, current temporary blocking agents require only one spec mesh, so there is a lot of waste during preparation, and if future temporary blocking agents with different mesh sizes are needed, It needs to be reconfigured, is tedious and wasteful, and does not promote popular applications.

The technical means of this utility model provides a temporary blocking agent preparation device for oilfield crushing, which mainly consists of a cutting mechanism for quantitatively cutting the desiccant and a desiccant for transferring the desiccant. A supply mechanism, a solvent administration pipe for administering a solvent liquid, and a plurality of preparation chambers (first preparation chamber, second preparation chamber and third preparation chamber) for preparing temporary blocking agents of different meshes The first preparation chamber, the second preparation chamber, and the third preparation chamber are communicated in order, and are partitioned by a filter between them, and a collection bucket is connected below each of the preparation chambers.
The cutting mechanism includes a cutter for cutting, a cutter head for mounting the cutter, a Z-shaped rod for providing vertical power to the cutting mechanism, and a rotary shaft for connecting the cutter head and the Z-shaped rod. Including
The desiccant feeding mechanism includes a transfer cutting plate provided below the cutting device and a desiccant pipe provided above one end of the transfer cutting plate,
The first preparation chamber includes a rotary drum for preliminarily pulverizing the desiccant and mixing it with a solvent, and a first filter for pre-filtration, and for allowing the solvent and the desiccant to flow into the rotary drum. A plurality of liquid inlets are provided, and a centrifugal baffle mechanism for preventing liquid from flowing out during rotation of the rotating drum is provided on each of the liquid inlets,
The second preparation chamber contains a stirrer for stirring the feed, and a second filter for further filtration.

Further, an adjustment block for adjusting the distance between the cutters is provided on each cutter on the cutter head, so that the length of the desiccant can be easily controlled.

Further, a spiral solvent mixing pipe is provided inside the solvent dosing pipe, and a plurality of kinds of solvents are pre-mixed before entering the rotary drum, thereby improving the preparation efficiency.

Further, the centrifugal baffle mechanism includes a liquid inlet cover for sealing the liquid inlet, and a return spring for controlling the liquid inlet cover, and influences the preparation effect due to liquid spillage during rotation of the rotary drum. Prevent.

Further, a plurality of rotating teeth are provided on the rotating drum to prevent the overflow liquid from being mixed.

The beneficial effects of this utility model are as follows.
First, this utility model has a plurality of preparation chambers, and a filter through a mesh is provided between the preparation chambers. It can be prepared, the preparation efficiency is improved, and the range of application of the temporary blocking agent is widened.
Second, by installing a cutting mechanism, this utility model improves the efficiency of the preliminary feed staircase, shortens the time required for manual preparation of desiccant, and allows the cutting mechanism in this utility model to cut a wide range of areas. Can be used flexibly.
Third, by installing a rotating drum equipped with a centrifugal baffle mechanism, it is possible to mix the admixture and desiccant more quickly, and at the same time, a portion of the admixture overflowed by the rotating teeth provided on the outside of the rotating drum is stirred to reduce It is possible to avoid waste.

FIG. 1 is a schematic front view of the internal structure of this utility model. FIG. 2 is a schematic perspective view of the rotary drum structure of the present utility model. FIG. 3 is a schematic front view of the internal structure of the rotary drum of this utility model. FIG. 4 is a schematic diagram of the meshing system of the transfer cutting plate gear of the present utility model.

DESCRIPTION OF SYMBOLS 1 Cutting mechanism 11 Z-shaped rod 12 Rotating shaft 13 Cutter head 131 Cutter 132 Adjusting block 2 Drying material feeding mechanism 21 Drying material pipe 22 Transfer cutting plate 3 Solvent dosing pipe 31 Solvent mixing pipe 4 First preparation chamber 41 1st Filter 5 Rotating drum 51 Rotating tooth 52 Liquid inlet 53 Centrifugal baffle mechanism 531 Liquid inlet cover 532 Return spring 6 Second preparation chamber 61 Stirrer 62 Second filter 7 Third preparation chamber 8 Collection bucket

Example 1
As shown in FIG. 1, mainly, a cutting mechanism (1) for quantitatively cutting the desiccant, a desiccant feeding mechanism (2) for transferring the desiccant, and a solvent for administering a solvent liquid. Administration tube (3), a plurality of preparation chambers (first preparation chamber (4
), a second preparation chamber (6) and a third preparation chamber (7)), and the first preparation chamber (4), the second preparation chamber (6) and the third preparation chamber (7) are sequentially arranged. Connected to each other and separated by a filter, and a collection bucket (8) is connected below each of the preparation chambers,
The cutting mechanism (1) includes a cutter (131) for cutting, a cutter head (13) for mounting the cutter (131), and a Z for providing vertical power to the cutting mechanism (10).
A rod (11), including a rotary shaft (12) for connecting the cutter head (13) and the Z rod (11),
The desiccant feeding mechanism (2) has a transfer cutting plate (22) provided below the cutting device (1).
) And a desiccant tube (21) provided above one end of said transfer cutting plate (22),
The first preparation chamber (4) has a rotary drum (5) for preliminarily pulverizing the desiccant and mixing it with a solvent.
, And a first filter (41) for pre-filtration, and a plurality of liquid inlets (52) for allowing the solvent and the desiccant to flow into the rotating drum (5) are provided on the rotating drum (5). A centrifugal baffle mechanism (53) is provided on each of the liquid inlets (52) to prevent the liquid from flowing out while the rotating drum (5) is rotating,
As shown in FIG. 1, the second preparation chamber (6) has a stirrer (61) for stirring the feed,
And a second filter (62) for further filtration, the second filter 62 being a 40 mesh is a temporary blocking agent preparation device for oil field disruption.

An adjustment block (132) for adjusting a distance between the cutters (131) is provided on each cutter (131) on the cutter head (13).
Cutting into 3 cm segments, the adjusting range of the adjusting block 132 is 1-3 cm, 3-5.
cm, 5 to 7 cm.

A spiral solvent mixing pipe 31 is provided inside the solvent dosing pipe 3, and a spiral pipeline provided on the solvent mixing pipe 31 extends the mixing time of the solvent.

As shown in FIG. 3, a liquid inlet cover (531) for sealing the liquid inlet (52) of the centrifugal baffle mechanism 53, and a return spring (532) for controlling the liquid inlet cover (531) are provided. A plurality of rotary teeth 51 for agitating the overflowing liquid are provided on the rotary drum 5.

The agitator 61 and the rotary drum 5 of this embodiment are located on the same rotary shaft and are rotated by an external motor, and the Z-shaped rod 11 and the transfer cutting plate 22 are also operated by the external motor.
A gear set is provided on the transfer cutting plate 22, and as shown in FIG. 5, in this embodiment, straw is used as a drying material, and a mixed solution of a water resistant agent and calcium bicarbonate is used as a solvent.

In the case of use, the straw is put in from the drying material pipe 21, the mixed solvent is injected from the solvent administration pipe 3, the straw is cut into a certain amount of segments by the cutting mechanism 1, and the first preparation chamber 4 is cut through the transfer cutting plate 22. At the same time that the mixed solvent is transferred into the rotary drum 5 inside, the mixed solvent is also injected into the rotary drum 5, the motor is started to rotate the rotary drum 5, and the centrifugal baffle mechanism 53 covers the liquid inlet cover 531 by the rotary centrifugal action. After rotating the solution and the straw for 30 to 50 minutes on the rotating drum 5, the motor is stopped, the centrifugal baffle mechanism 53 is opened, the temporary blocking agent flows out, and the second blocking chamber is filtered by the first filter 41. 6 and after stirring again with the stirrer 61, part of the temporary blocking agent enters the third preparation chamber 7 and the first, second and third preparation chambers are filled with different temporary mesh blocking agents. Has been done.

Claims (5)

A cutting mechanism (1) for cutting the desiccant and a desiccant feeding mechanism (2) for transferring the desiccant.
), a solvent administration pipe (3) for administering a solvent, and a first preparation chamber (4), a second preparation chamber (6) and a third preparation chamber for preparing a temporary blocking agent having a different mesh. (7),
The first preparation chamber (4), the second preparation chamber (6) and the third preparation chamber (7) are communicated in order, and each preparation chamber is partitioned by a filter. A collection bucket (8) is connected below the preparation room,
The cutting mechanism (1) includes a cutter (131) for cutting, a cutter head (13) for mounting the cutter (131), and a Z-shaped rod (for supplying vertical power to the cutting mechanism (1) ( 11), including a rotating shaft (12) for connecting the cutter head (13) and the Z-shaped rod (11),
The desiccant feeding mechanism (2) has a transfer cutting plate (22) provided below the cutting device (1).
) And a desiccant tube (21) provided above one end of said transfer cutting plate (22),
The first preparation chamber (4) has a rotary drum (5) for preliminarily pulverizing the desiccant and mixing it with a solvent.
, And a first filter (41) for pre-filtration, and a plurality of liquid inlets (52) for allowing the solvent and the desiccant to flow into the rotating drum (5) are provided on the rotating drum (5). A centrifugal baffle mechanism (53) is provided on each of the liquid inlets (52) to prevent the liquid from flowing out while the rotating drum (5) is rotating,
The second preparation chamber (6) includes a stirrer (61) for stirring the feed, and a second filter (62) for filtration, to prepare a temporary blocking agent for oil field crushing. apparatus. The oil field crushing according to claim 1, wherein an adjustment block (132) for adjusting a distance between the cutters (131) is provided on each cutter (131) on the cutter head (13). Temporary blocking agent preparation device. The temporary blocking agent preparation device for oil field crushing according to claim 1, wherein a spiral solvent mixing pipe (31) is provided inside the solvent administration pipe (3). The centrifugal baffle mechanism (53) has a liquid inlet cover (for sealing the liquid inlet (52).
531) and a return spring (5) for controlling the liquid inlet cover (531).
32) The apparatus for preparing a temporary blocking agent for crushing an oil field according to claim 1, characterized in that it comprises 32). The temporary blocking agent preparation device for oil field crushing according to claim 1, wherein a plurality of rotating teeth (51) for stirring the overflowed solvent are provided on the rotating drum (5). ..