CN216778635U

CN216778635U - Flushing fluid preparation device for well cementation

Info

Publication number: CN216778635U
Application number: CN202123093851.XU
Authority: CN
Inventors: 罗利娟; 王儒; 李飞飞
Original assignee: Panjin Hongbo Petroleum Technology Service Co ltd
Current assignee: Panjin Hongbo Petroleum Technology Service Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-06-21
Anticipated expiration: 2031-12-10

Abstract

The utility model belongs to the technical field of preparation equipment, and particularly relates to a flushing fluid preparation device for well cementation, which aims at solving the problems that the conventional flushing fluid preparation device for well cementation has poor stirring effect on flushing fluid and has poor covering stability of a cover plate, so that the production efficiency of flushing fluid is low. The utility model has reasonable structural design, realizes the work of quickly mounting and dismounting the cover plate by the clamping and matching of the inserting plate and the inner wall of the tank body, thereby preventing the problem of splashing of materials in the tank body, ensuring the mixing effect of raw materials and having high reliability.

Description

Flushing fluid preparation device for well cementation

Technical Field

The utility model relates to the technical field of preparation equipment, in particular to a flushing fluid preparation device for well cementation.

Background

The oil-based drilling fluid has the advantages of good thermal stability, wide density range, easy adjustment of rheological property, strong resistance to various salt pollution, strong inhibition on shale and the like, and because the filtrate is an oil phase, the water sensitivity of an oil-gas layer is avoided, so that the oil-based drilling fluid is often adopted for drilling a well zone with higher reservoir water sensitivity degree to protect the oil-gas layer from being damaged, but oil-based drilling fluid sediments and mudcakes formed by the oil-based drilling fluid on the casing wall and the well wall seriously affect the cementing strength of a cement ring formed after well cementation with the casing and the well wall, and can not effectively seal the oil-gas layer, thereby seriously affecting the well cementation quality. In order to remove the oil-based mud and the oil-based mud cake, improve the affinity of two interfaces, improve the displacement efficiency and ensure the well cementation quality, the oil-based mud well cementation flushing fluid is used for flushing firstly and then well cementation is carried out.

The common flushing fluid preparation device for well cementation has poor stirring effect on the flushing fluid, and the cover of the cover plate has poor stability, so that the production efficiency of the flushing fluid is low, and therefore the flushing fluid preparation device for well cementation is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that the conventional flushing fluid preparation device for well cementation has poor stirring effect on flushing fluid and the production efficiency of the flushing fluid is low due to poor covering stability of a cover plate.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a flush fluid preparation facilities for well cementation, includes the base and a jar body, the top activity butt of the jar body has the apron, and the slot has all been seted up to jar body left and right sides, and the activity joint has the picture peg in the slot, and the movable groove has all been seted up to the bottom both sides of apron, vertical through-hole has been seted up at the top of picture peg, and fixed mounting has the diaphragm on the lateral wall of vertical through-hole, the draw-in groove has been seted up on the top inner wall in movable groove, and the activity joint has the cardboard in the draw-in groove, and the bottom fixed mounting of cardboard has a sliding plate, and vertical groove has been seted up to one side of sliding plate, and fixed mounting has the riser on the inner wall in vertical groove, and the diaphragm slip cap is established on the riser, one side fixed mounting of sliding plate has first spring, and the bottom fixed mounting of first spring is on the diaphragm.

Preferably, the top fixed mounting of picture peg has the connection riser, has seted up the mounting groove on the lateral wall of activity groove, and fixed mounting has the second spring on the inner wall of mounting groove, and the one end fixed mounting of second spring is on connecting the riser.

Preferably, a guide groove is formed in the side wall of the movable groove, a sliding guide plate is fixedly mounted on one side of the connecting vertical plate, and the outer side of the sliding guide plate is slidably mounted on the inner wall of the guide groove.

Preferably, the bottom of the sliding plate extends to the outer side of the inserting plate, and the pulling plate is fixedly installed on the sliding plate.

Preferably, the inner wall of the top of the cover plate is rotatably provided with a stirring shaft, the outer side of the stirring shaft is fixedly provided with a plurality of stirring blades, the top of the cover plate is fixedly provided with a motor, and an output shaft of the motor is fixedly arranged on the top end of the stirring shaft.

Preferably, the top fixed mounting of base has the fixing base, the bottom fixed mounting of the jar body has the connecting plate, and the rectangular channel has been seted up at the top of fixing base, rotates on the inner wall of rectangular channel to install the pivot, and the connecting plate rotates the cover and establishes in the pivot.

Preferably, the outside fixed mounting of pivot has the gear, the top fixed mounting of base has the mount pad, and the installation through-hole has been seted up to one side of mount pad, and fixed mounting has the pneumatic cylinder in the installation through-hole, and fixed mounting has the rack on the output of pneumatic cylinder, rack and gear intermeshing.

Preferably, the sliding groove is formed in the top of the base, the guide plate is fixedly mounted on the inner wall of the sliding groove, the vertical plate is fixedly mounted at the bottom of the rack, and the vertical plate is slidably sleeved on the guide plate.

According to the well-cementing flushing fluid preparation device, the motor is started, the stirring shaft is driven to rotate by the operation of the motor, the stirring blades can be driven to rotate, raw materials in the tank body can be fully mixed, the preparation efficiency of the well-cementing flushing fluid is improved, the hydraulic cylinder is started at the same time, the rack is driven by the strong power of the hydraulic cylinder to reciprocate in the horizontal direction under the action of the guide plate, the gear can be driven to alternately obtain two different rotating directions, the tank body can be driven to swing in a reciprocating manner, the mixing efficiency of materials is improved, and the production rhythm is accelerated;

according to the flushing fluid preparation device for well cementation, the cover plate can stably cover the top of the tank body through the clamping matching of the plug board and the inner wall of the tank body, so that raw materials cannot splash out when the tank body rotates;

the utility model has reasonable structural design, realizes the work of quickly mounting and dismounting the cover plate by the clamping and matching of the inserting plate and the inner wall of the tank body, thereby preventing the problem of splashing of materials in the tank body, ensuring the mixing effect of raw materials and having high reliability.

Drawings

FIG. 1 is a schematic perspective view of a flushing fluid preparation apparatus for well cementation according to the present invention;

FIG. 2 is a schematic sectional view of a flushing fluid preparation apparatus for well cementation according to the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 1;

fig. 4 is a partially enlarged view of a portion B in fig. 2.

In the figure: 1. a base; 2. a fixed seat; 3. a tank body; 4. a connecting plate; 5. a rotating shaft; 6. a gear; 7. a mounting seat; 8. a hydraulic cylinder; 9. a rack; 10. a vertical plate; 11. a guide plate; 12. a cover plate; 13. a motor; 14. a stirring shaft; 15. stirring blades; 16. inserting plates; 17. a sliding plate; 18. a transverse plate; 19. a vertical plate; 20. a first spring; 21. clamping a plate; 22. connecting a vertical plate; 23. a sliding guide plate; 24. a second spring; 25. and (5) pulling the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example one

Referring to fig. 1-4, a flush fluid preparation device for well cementation, including base 1 and jar body 3, the top activity butt of jar body 3 has been seted up apron 12, the slot has all been seted up to the jar body 3 left and right sides, the activity joint has picture peg 16 in the slot, the activity groove has all been seted up to the bottom both sides of apron 12, vertical through-hole has been seted up at the top of picture peg 16, fixed mounting has diaphragm 18 on the lateral wall of vertical through-hole, the draw-in groove has been seted up on the top inner wall of activity groove, the activity joint has cardboard 21 in the draw-in groove, the bottom fixed mounting of cardboard 21 has sliding plate 17, vertical groove has been seted up to one side of sliding plate 17, fixed mounting has riser 19 on the inner wall of vertical groove, diaphragm 18 slip cap is established on riser 19, one side fixed mounting of sliding plate 17 has first spring 20, the bottom fixed mounting of first spring 20 is on diaphragm 18.

In this embodiment, the top fixed mounting of picture peg 16 has connecting riser 22, has seted up the mounting groove on the lateral wall of activity groove, and fixed mounting has second spring 24 on the inner wall of mounting groove, and the one end fixed mounting of second spring 24 is on connecting riser 22, and setting up of second spring 24 provides the power that resets for picture peg 16.

In this embodiment, the lateral wall of the movable groove is provided with a guide groove, one side of the connecting vertical plate 22 is fixedly provided with a sliding guide plate 23, the outer side of the sliding guide plate 23 is slidably arranged on the inner wall of the guide groove, and the sliding guide plate 23 is arranged to guide the horizontal movement of the inserting plate 16.

In this embodiment, the bottom of the sliding plate 17 extends to the outer side of the inserting plate 16, and a pulling plate 25 is fixedly installed, and the pulling plate 25 is arranged to better control the moving direction of the sliding plate 17.

In this embodiment, rotate on the top inner wall of apron 12 and install (mixing) shaft 14, the outside fixed mounting of (mixing) shaft 14 has a plurality of stirring leaves 15, and the top fixed mounting of apron 12 has motor 13, and motor 13's output shaft fixed mounting is on the top of (mixing) shaft 14, and stirring leaves 15's rotation can drive the inside raw materials of jar body 3 and carry out abundant mixture.

In this embodiment, when using, starter motor 13, motor 13's work drives (mixing) shaft 14 and rotates, can drive stirring leaf 15 and rotate, can carry out abundant hybrid processing to the raw materials in the jar body 3, improve the preparation efficiency of flush fluid for well cementation, start hydraulic cylinder 8 simultaneously, 8 powerful power of hydraulic cylinder drives rack 9 under the effect of deflector 11, obtain the reciprocating motion of horizontal direction, can drive 6 alternate rotation directions that obtain two kinds of differences of gear, can drive jar body 3 and obtain reciprocal swing, improve the mixing efficiency of material, accelerate the production rhythm.

Example two

On the basis of embodiment one, the top fixed mounting of base 1 has fixing base 2, and the bottom fixed mounting of the jar body 3 has connecting plate 4, and the rectangular channel has been seted up at the top of fixing base 2, rotates on the inner wall of rectangular channel and installs pivot 5, and connecting plate 4 rotates the cover and establishes in pivot 5, and the rotation of pivot 5 makes jar body 3 can obtain reciprocal swing, improves mixing efficiency.

In this embodiment, the outside fixed mounting of pivot 5 has gear 6, and base 1's top fixed mounting has mount pad 7, and the mounting hole has been seted up to one side of mount pad 7, and fixed mounting has pneumatic cylinder 8 in the mounting hole, and fixed mounting has rack 9 on the output of pneumatic cylinder 8, and rack 9 and gear 6 intermeshing, rack 9 and gear 6's cooperation for jar body 3 reciprocating swing improves the mixed effect of material.

In this embodiment, the sliding tray has been seted up at base 1's top, and fixed mounting has deflector 11 on the inner wall of sliding tray, and the bottom fixed mounting of rack 9 has vertical board 10, and vertical board 10 slip cover is established on deflector 11, and setting up of deflector 11 plays the guide effect for the horizontal motion of rack 9.

In this embodiment, when the device is used, the insertion plate 16 is in clamping fit with the inner wall of the tank body 3, so that the cover plate 12 can be stably covered on the top of the tank body 3, and when the tank body 3 rotates, the raw material cannot splash, when the raw material needs to be added into the tank body 3, the pull plate 25 is manually pulled to drive the sliding plate 17 and the clamping plate 21 to move downwards, the first spring 20 is compressed, the clamping plate 21 is separated from the inner wall of the cover plate 12, the pull plate 25 is pulled again to drive the sliding plate 17 to move horizontally, the second spring 24 is stretched, the insertion plate 16 is separated from the inner wall of the tank body 3, the cover plate 12 and the tank body 3 are released from being fixed, the cover plate 12 is convenient to detach, and therefore, the device is beneficial to inputting production raw materials into the tank body 3.

Claims

1. The utility model provides a flush fluid preparation facilities for well cementation, includes base (1) and jar body (3), its characterized in that, the top activity butt of jar body (3) has lapped (12), and the slot has all been seted up to the jar body (3) left and right sides, and the activity joint has picture peg (16) in the slot, and the activity groove has all been seted up to the bottom both sides of apron (12), vertical through-hole has been seted up at the top of picture peg (16), and fixed mounting has diaphragm (18) on the lateral wall of vertical through-hole, set up the draw-in groove on the top inner wall of activity groove, and the activity joint has cardboard (21) in the draw-in groove, and the bottom fixed mounting of cardboard (21) has sliding plate (17), and vertical groove has been seted up to one side of sliding plate (17), and fixed mounting has riser (19) on the inner wall in vertical groove, and diaphragm (18) slip cap is established on riser (19), one side fixed mounting of sliding plate (17) has first spring (20), the bottom end of the first spring (20) is fixedly arranged on the transverse plate (18).

2. The device for preparing the flushing fluid for well cementation according to claim 1, wherein the top of the inserting plate (16) is fixedly provided with a connecting vertical plate (22), the side wall of the movable groove is provided with a mounting groove, the inner wall of the mounting groove is fixedly provided with a second spring (24), and one end of the second spring (24) is fixedly arranged on the connecting vertical plate (22).

3. A flushing fluid preparation device for well cementation according to claim 1, characterized in that the side wall of the movable groove is provided with a guide groove, one side of the connecting riser (22) is fixedly provided with a sliding guide plate (23), and the outer side of the sliding guide plate (23) is slidably arranged on the inner wall of the guide groove.

4. A cementing slurry preparation apparatus according to claim 1, wherein the bottom of the slip plate (17) extends to the outside of the insert plate (16) and is fixedly mounted with a pulling plate (25).

5. A flushing fluid preparation device for well cementation according to claim 1, characterized in that a stirring shaft (14) is rotatably installed on the inner wall of the top of the cover plate (12), a plurality of stirring blades (15) are fixedly installed on the outer side of the stirring shaft (14), a motor (13) is fixedly installed on the top of the cover plate (12), and the output shaft of the motor (13) is fixedly installed on the top end of the stirring shaft (14).

6. The flushing fluid preparation device for well cementation according to claim 1, characterized in that a fixed seat (2) is fixedly installed at the top of the base (1), a connecting plate (4) is fixedly installed at the bottom of the tank body (3), a rectangular groove is formed at the top of the fixed seat (2), a rotating shaft (5) is rotatably installed on the inner wall of the rectangular groove, and the connecting plate (4) is rotatably sleeved on the rotating shaft (5).

7. A flushing fluid preparation device for well cementation according to claim 6, characterized in that a gear (6) is fixedly mounted on the outer side of the rotating shaft (5), a mounting seat (7) is fixedly mounted on the top of the base (1), a mounting through hole is formed in one side of the mounting seat (7), a hydraulic cylinder (8) is fixedly mounted in the mounting through hole, a rack (9) is fixedly mounted on the output end of the hydraulic cylinder (8), and the rack (9) and the gear (6) are meshed with each other.

8. The flushing fluid preparation device for well cementation according to claim 1, characterized in that the top of the base (1) is provided with a sliding groove, the inner wall of the sliding groove is fixedly provided with a guide plate (11), the bottom of the rack (9) is fixedly provided with a vertical plate (10), and the vertical plate (10) is slidably sleeved on the guide plate (11).