CN220285714U

CN220285714U - Well cementation fluid collection equipment

Info

Publication number: CN220285714U
Application number: CN202321842604.1U
Authority: CN
Inventors: 陈方涛
Original assignee: Shandong Lizhijie Petroleum Technology Service Co ltd
Current assignee: Shandong Lizhijie Petroleum Technology Service Co ltd
Priority date: 2023-07-13
Filing date: 2023-07-13
Publication date: 2024-01-02
Anticipated expiration: 2033-07-13

Abstract

The utility model relates to the technical field of well cementation fluid collection, and particularly discloses well cementation fluid collection equipment, which comprises a collection mechanism arranged between a casing and a well bore, and also comprises a supporting mechanism connected between the collection mechanisms and used for supporting and adjusting the collection mechanisms, wherein a steel wire rope used for hoisting is connected to the supporting mechanism; the supporting mechanism comprises connecting components which are arranged at intervals on the periphery of the outer wall of the sleeve, and adjusting components which are used for adapting to the sleeves with different specifications are connected between the connecting components; the connecting component comprises a supporting seat, and a through hole is vertically formed in the supporting seat; the adjusting component comprises a fixed cylinder connected to two sides of the supporting seat, and an adjusting nut is fixedly connected to the end part of the fixed cylinder. According to the utility model, the supporting seat on the outer side of the adjusting sleeve is adapted to sleeves with different pipe diameters through the arrangement of the connecting assembly and the adjusting assembly of the supporting mechanism, and then mud water in the well bore is pumped at each point through the liquid outlet pipe connected with the supporting seat, so that the collection efficiency of the mud water in the well bore is improved.

Description

Well cementation fluid collection equipment

Technical Field

The utility model relates to the technical field of well cementation fluid collection, in particular to well cementation fluid collection equipment.

Background

The prior well cementation fluid collection device with the publication number of CN 217897822U comprises a movable support mechanism, a steel wire winding mechanism and a collection mechanism, wherein a motor output shaft end of the steel wire winding mechanism drives a winding disk to rotate so as to lower a filter screen cover and a liquid outlet pipe at the bottom end of a steel wire rope to enter into the deep part of an annular space between a casing and a borehole; the drain pipe is in butt joint with the external drainage pump, and the mud water of the inside depths of annular space between sleeve pipe and the well hole is discharged to the accessible drain pipe, avoids the cement of injection to loosen and soften when meeting water when reinjecting cement, can effectively improve well cementation's speed and efficiency. However, the collecting mechanism is only placed between the casing and the well hole through a single filter screen cover and a drain pipe to suck, so that mud water around the well ring flows to the sucking part, and the collecting efficiency is low.

Disclosure of Invention

The utility model aims to solve the problems and provide well cementation fluid collecting equipment.

The utility model realizes the above purpose through the following technical scheme:

the well cementation fluid collecting device comprises a collecting mechanism arranged between a casing and a well bore, and further comprises a supporting mechanism connected between the collecting mechanisms and used for supporting and adjusting the collecting mechanisms, wherein a steel wire rope used for hoisting is connected to the supporting mechanism;

the supporting mechanism comprises connecting components which are arranged on the periphery of the outer wall of the sleeve at intervals, and adjusting components which are used for adapting to the sleeves with different specifications are connected between the connecting components; the connecting assembly comprises a supporting seat, and a through hole is vertically formed in the supporting seat; the adjusting assembly comprises fixing cylinders connected to two sides of the supporting seat, adjusting nuts are fixedly connected to the ends of the fixing cylinders, and adjusting screws are connected between adjacent adjusting nuts.

Further set up: the collecting mechanism comprises a liquid outlet pipe fixed in the through hole, a filter screen cover is fixed at the lower end of the liquid outlet pipe, and a pump body is connected at the upper end of the liquid outlet pipe.

Further set up: two grooves are formed in the inner side of the supporting seat, and supporting wheels are connected in a rotary mode in the grooves.

Further set up: the tread of the supporting wheel protrudes out of the inner wall of the supporting seat.

Further set up: the fixed cylinder is connected with the supporting seat through a spherical hinge, and the directions of threads on two sides of the adjusting screw are opposite.

Further set up: the steel wire rope is connected with the supporting seat through a hanging ring, and the upper end of the steel wire rope is connected with a winding mechanism.

Compared with the prior art, the utility model has the following beneficial effects:

through coupling assembling, the adjustment subassembly setting of supporting mechanism, make the supporting seat of adjustment subassembly adjustment sleeve pipe outside adapt to the sleeve pipe of different pipe diameters, then carry out each point suction to the muddy water in the well hole through the drain pipe of connecting on the supporting seat, improved the collection efficiency of muddy water in the well hole.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings that are necessary for the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is an isometric view of a cementing fluid collection apparatus of the present utility model in use;

FIG. 2 is a schematic top view of a well cementing fluid collection apparatus according to the present utility model;

FIG. 3 is a schematic diagram of a well cementing fluid collection apparatus according to the present utility model;

fig. 4 is a schematic view of a partial structure of a well cementing fluid collection apparatus according to the present utility model.

The reference numerals are explained as follows:

1. a sleeve; 2. a support mechanism; 21. a connection assembly; 211. a support base; 212. a support wheel; 213. a through hole; 22. an adjustment assembly; 221. a fixed cylinder; 222. adjusting a screw; 223. adjusting the nut; 3. a collection mechanism; 31. a liquid outlet pipe; 32. a screen cover; 4. a wire rope.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The utility model is further described below with reference to the accompanying drawings:

as shown in fig. 1-4, the well cementation fluid collecting device comprises a collecting mechanism 3 arranged between a casing 1 and a borehole, and further comprises a supporting mechanism 2 connected between the collecting mechanism 3 and used for supporting and adjusting the collecting mechanism, wherein a steel wire rope 4 used for hoisting is connected to the supporting mechanism 2;

in this embodiment: the supporting mechanism 2 comprises connecting components 21 which are arranged at intervals on the periphery of the outer wall of the sleeve 1, and adjusting components 22 which are used for adapting to the sleeves 1 with different specifications are connected between the connecting components 21; the connection assembly 21 comprises a support base 211, wherein a through hole 213 is vertically arranged on the support base 211; the adjusting assembly 22 comprises fixed cylinders 221 connected to two sides of the supporting seat 211, adjusting nuts 223 are fixedly connected to the ends of the fixed cylinders 221, and adjusting screws 222 are connected between adjacent adjusting nuts 223; two grooves are formed in the inner side of the supporting seat 211, and the supporting wheels 212 are rotationally connected with the grooves; the wheel surface of the supporting wheel 212 protrudes out of the inner wall of the supporting seat 211, so that when the whole moves up and down, the supporting wheel 212 pushes against the outer wall of the sleeve 1 to play a role in limiting and sliding, and the up and down stability is ensured; the fixed cylinder 221 is connected with the supporting seat 211 through a spherical hinge, and the screw thread directions of the two sides of the adjusting screw 222 are opposite; through the rotation of the adjusting screw 222, the length of the adjusting screw 222 and the length of the fixing cylinder 221 are changed, the distance between the supporting seats 211 are changed, the supporting seats 211 can surround the outer sides of the sleeves 1 with different outer diameters, the steel wire rope 4 is connected with the supporting seats 211 through hanging rings, and the upper end of the steel wire rope 4 is connected with a winding mechanism, so that the supporting mechanism 2 can be pulled up and down integrally.

In this embodiment: the collection mechanism 3 comprises a liquid outlet pipe 31 fixed in the through hole 213, a filter screen cover 32 is fixed at the lower end of the liquid outlet pipe 31, and the upper end of the liquid outlet pipe 31 is connected with a pump body, so that the pump body pumps mud water of the circumference in the well hole through the filter screen cover 32 and the liquid outlet pipe 31.

The working principle and the use flow of the utility model are as follows: after the casing 1 is placed in a well hole, the lengths of the adjusting screw 222 and the fixed cylinder 221 are changed through the rotation of the adjusting screw 222 between the supporting seats 211, the distance between the adjusting screw 222 and the fixed cylinder 221 is changed, the supporting wheels 212 on the supporting seats 211 are pushed against the outer wall of the casing 1, the supporting mechanisms 2 and the collecting mechanisms 3 are suspended by the steel wire ropes 4 and placed in muddy water between the casing 1 and the well hole, and the muddy water is pumped out from the periphery upwards through pump body suction, so that the collecting efficiency of muddy water in the well hole is improved.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. A well cementing fluid collection device comprising a collection mechanism (3) arranged between a casing (1) and a borehole, characterized in that: the device also comprises a supporting mechanism (2) connected between the collecting mechanisms (3) and used for supporting and adjusting the collecting mechanisms, wherein a steel wire rope (4) used for hoisting is connected to the supporting mechanism (2);

the supporting mechanism (2) comprises connecting components (21) which are arranged on the periphery of the outer wall of the sleeve (1) at intervals, and adjusting components (22) which are used for adapting to the sleeves (1) with different specifications are connected between the connecting components (21); the connecting assembly (21) comprises a supporting seat (211), and a through hole (213) is vertically formed in the supporting seat (211); the adjusting assembly (22) comprises fixing cylinders (221) connected to two sides of the supporting seat (211), adjusting nuts (223) are fixedly connected to the ends of the fixing cylinders (221), and adjusting screws (222) are connected between adjacent adjusting nuts (223).

2. A well cementing fluid collection apparatus according to claim 1 wherein: the collecting mechanism (3) comprises a liquid outlet pipe (31) fixed in the through hole (213), a filter screen cover (32) is fixed at the lower end of the liquid outlet pipe (31), and a pump body is connected at the upper end of the liquid outlet pipe (31).

3. A well cementing fluid collection apparatus according to claim 1 wherein: two grooves are formed in the inner side of the supporting seat (211), and supporting wheels (212) are connected in a rotary mode in the grooves.

4. A well cementing fluid collection apparatus according to claim 3 wherein: the tread of the supporting wheel (212) protrudes out of the inner wall of the supporting seat (211).

5. A well cementing fluid collection apparatus according to claim 1 wherein: the fixed cylinder (221) is connected with the supporting seat (211) through a spherical hinge, and the screw thread directions of the two sides of the adjusting screw rod (222) are opposite.

6. A well cementing fluid collection apparatus according to claim 1 wherein: the steel wire rope (4) is connected with the supporting seat (211) through a hanging ring, and the upper end of the steel wire rope (4) is connected with a winding mechanism.