CN219509603U

CN219509603U - Well cementation flowmeter metering device

Info

Publication number: CN219509603U
Application number: CN202320581881.5U
Authority: CN
Inventors: 欧文斌; 杜鹏浩; 杨壮
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-23
Filing date: 2023-03-23
Publication date: 2023-08-11
Anticipated expiration: 2033-03-23

Abstract

The utility model discloses a well cementation flowmeter metering device, which comprises a fixed pipe, wherein a flowmeter is arranged on the fixed pipe, a filter plate is arranged in the fixed pipe, a cleaning mechanism for cleaning the filter plate is arranged on the fixed pipe, a first valve and a connecting pipe are arranged on the fixed pipe, one end of the connecting pipe is positioned at the left side of the first valve, the other end of the connecting pipe is positioned at the right side of the filter plate, and a second valve is arranged on the connecting pipe; and a buffer mechanism is arranged on the fixed pipe. According to the utility model, by arranging the filter plate, slurry passing through the fixed pipe can be filtered, and sundries in the slurry are left on the left side of the filter plate; through setting up clean mechanism, be convenient for clear up the debris that adheres to on the filter to avoid debris to block up the filter and influence filtration efficiency.

Description

Well cementation flowmeter metering device

Technical Field

The utility model relates to the field of flow metering equipment, in particular to a well cementation flowmeter metering device.

Background

In the well cementation operation process, the cement truck conveys cement slurry into an annulus between the underground casing and the borehole by pressurization, so that a drilled oil well is reinforced and cannot collapse. In the well cementation operation, whether the filling amount of cement paste is accurate or not is a life line for guaranteeing the well cementation quality.

The prior Chinese patent with the publication number of CN218235077U discloses a well cementation slurry flowmeter device, which is convenient for independently extracting and maintaining a slurry flowmeter main body, and is beneficial to reducing the problem that a connecting pipe and the slurry flowmeter main body are damaged due to vibration during feeding through a damping device.

However, the technical scheme has the following defects: the lack of a filtering mechanism can not filter slurry during metering, and needs to be improved.

Disclosure of Invention

The utility model aims to provide a well cementation flowmeter metering device so as to solve at least one technical problem.

The utility model aims to solve the technical problems, and is realized by adopting the following technical scheme:

the well cementation flowmeter metering device comprises a fixed pipe, wherein a flowmeter is arranged on the fixed pipe, a filter plate is arranged in the fixed pipe, a cleaning mechanism for cleaning the filter plate is arranged on the fixed pipe, a first valve and a connecting pipe are arranged on the fixed pipe, one end of the connecting pipe is positioned at the left side of the first valve, the other end of the connecting pipe is positioned at the right side of the filter plate, and a second valve is arranged on the connecting pipe; and a buffer mechanism is arranged on the fixed pipe.

Preferably, a slag discharging pipe is arranged on the fixed pipe, and a sealing cover is arranged at the lower end of the slag discharging pipe.

Preferably, the cleaning mechanism comprises a vertical rod and a cross rod, the cross rod is rotatably arranged on the left side face of the filter plate, a cleaning brush is arranged on the cross rod, a second bevel gear is arranged at the left end of the cross rod, the vertical rod penetrates through one side of the fixed pipe and is rotatably connected with the fixed pipe, a rotary table is arranged at the upper end of the vertical rod, and a first bevel gear meshed with the second bevel gear is arranged at the lower end of the vertical rod.

Preferably, the left end of the fixed pipe is provided with a first flange, and the right end of the fixed pipe is provided with a second flange.

Preferably, the buffer mechanism comprises a bottom plate and a bearing plate, two supporting plates are arranged on the top surface of the bearing plate, the upper ends of the supporting plates are fixedly connected with the fixed pipes, and a plurality of dampers and a plurality of springs are arranged between the bottom plate and the bearing plate.

Preferably, an elastic fabric is arranged on the top surface of the bottom plate, and the upper end bearing plate of the elastic fabric is fixedly connected.

The beneficial effects of the utility model are as follows:

1. according to the utility model, by arranging the filter plate, slurry passing through the fixed pipe can be filtered, and sundries in the slurry are left on the left side of the filter plate; through setting up clean mechanism, be convenient for clear up the debris that adheres to on the filter to avoid debris to block up the filter and influence filtration efficiency.

2. According to the utility model, the first valve, the second valve, the connecting pipe, the slag discharging pipe and the sealing cover are arranged, so that sundries screened out by the filter plate can be discharged through the slag discharging pipe under the condition that the normal operation of the fixed pipe and the flowmeter is not affected.

3. According to the utility model, the buffer mechanism is arranged, so that when slurry liquid vibrates through the fixed pipe, the plurality of dampers and the plurality of springs can buffer the fixed pipe and the flowmeter, and the influence on the service life of the fixed pipe and the flowmeter due to overlarge vibration is avoided.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is an enlarged view of a portion of FIG. 2 in accordance with the present utility model;

reference numerals: 1. a fixed tube; 11. a flow meter; 12. a first flange; 13. a second flange; 14. a first valve; 15. a connecting pipe; 16. a second valve; 17. a filter plate; 18. a slag discharge pipe; 19. sealing cover; 2. a bottom plate; 21. a carrier plate; 22. a support plate; 23. an elastic cloth; 24. a damper; 25. a spring; 31. a vertical rod; 32. a cross bar; 33. a cleaning brush; 34. a first bevel gear; 35. a second bevel gear; 36. a turntable.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model.

Specific embodiments of the present utility model are described below with reference to the accompanying drawings.

Examples

1-3, the well cementation flowmeter metering device comprises a fixed pipe 1, a first flange plate 12 is arranged at the left end of the fixed pipe 1, a second flange plate 13 is arranged at the right end of the fixed pipe 1, a flowmeter 11, a first valve 14, a deslagging pipe 18 and a connecting pipe 15 are arranged on the fixed pipe 1, the lower end of the deslagging pipe 18 is in threaded connection with a sealing cover 19, a filter plate 17 is arranged in the fixed pipe 1, the deslagging pipe 18 is in contact with the left side surface of the filter plate 17, one end of the connecting pipe 15 is positioned at the left side of the first valve 14, the other end of the connecting pipe 15 is positioned at the right side of the 17, a one-way valve is arranged in the fixed pipe 1, a second valve 16 is arranged on the connecting pipe 15, a one-way valve is arranged in the connecting pipe 15, when sundries in the fixed pipe 1 need to be taken out, the first valve 14 is closed by opening the second valve 16, mud slurry is not passing through the filter plate 17, the mud is enabled to move rightward through the connecting pipe 15, and then sundries screened out by unscrewing the sealing cover 19 through the 17; the fixed pipe 1 is provided with a cleaning mechanism for cleaning the filter plate 17, the cleaning mechanism comprises a vertical rod 31 and a cross rod 32, the cross rod 32 is rotatably arranged on the left side surface of the filter plate 17, a cleaning brush 33 is arranged on the cross rod 32, the left end of the cross rod 32 is provided with a second bevel gear 35, the vertical rod 31 penetrates through one side of the fixed pipe 1 and is rotatably connected with the fixed pipe 1, the upper end of the vertical rod 31 is provided with a rotary table 36, and the lower end of the vertical rod 31 is provided with a first bevel gear 34 meshed with the second bevel gear 35; when the sundries screened out by the filter plate 17 are discharged through the slag discharging pipe 18, the rotating turntable 36 drives the vertical rod 31 to rotate, the first bevel gear 34 to rotate, the meshing drive second bevel gear 35 to rotate, the cross rod 32 to rotate, the rotating cross rod 32 can drive the cleaning brush 33 to rotate, and sundries attached to the filter plate 17 are cleaned, so that the filter plate 17 is prevented from being blocked by sundries, and the filtering efficiency is prevented from being influenced.

The bottom plate 2 and the bearing plate 21 are arranged below the fixed pipe 1, two supporting plates 22 are arranged on the top surface of the bearing plate 21, the upper ends of the supporting plates 22 are fixedly connected with the fixed pipe 1, a plurality of dampers 24 and a plurality of springs 25 are arranged between the bottom plate 2 and the bearing plate 21, the dampers 24 and the springs 25 are arranged, the springs 25 are sleeved on the dampers 24, and under the cooperation of the dampers 24 and the springs 25, the vibration of the fixed pipe 1 and the flowmeter 11 can be reduced, and the influence on the service life of the fixed pipe 1 and the flowmeter 11 due to overlarge vibration is avoided; the elastic cloth 23 is arranged on the top surface of the bottom plate 2, the upper end carrier plate 21 of the elastic cloth 23 is fixedly connected, the elastic cloth 23 is in a shape like a Chinese character 'hui', and the plurality of dampers 24 and springs 25 are all positioned in the elastic cloth 23, so that the influence of sundries on the normal operation of the dampers 24 and the springs 25 can be avoided by arranging the elastic cloth 23.

Working principle: in specific use, the first flange plate 12 and the second flange plate 13 are respectively connected with two slurry feeding pipes, then the first valve 14 is opened and the second valve 16 is closed, so that the slurry feeding pipe positioned at the left side is conveyed to the slurry feeding pipe positioned at the right side through the fixed pipe 1, and the flowmeter 11 monitors the flow rate of slurry passing through the fixed pipe 1;

when slurry passes through the fixed pipe 1, vibration is generated, and the damping force generated by the dampers 24 is matched with the resilience force of the springs 25 to buffer the fixed pipe 1, so that the flow meter 11 is buffered, and the service life of the fixed pipe 1 and the flow meter 11 is prevented from being influenced by overlarge vibration.

When slurry passes through the fixed pipe 1, the filter plate 17 in the fixed pipe 1 filters the slurry, impurities in the slurry remain on the left side of the filter plate 17, and when the filter plate is used, the rotary table 36 can be rotated to drive the vertical rod 31 to rotate, the first bevel gear 34 to rotate and further drive the second bevel gear 35 to rotate and further drive the cross rod 32 to rotate, the rotating cross rod 32 can drive the cleaning brush 33 to rotate and further clean the impurities attached to the filter plate 17, so that the filter plate 17 is prevented from being blocked by the impurities to influence the filtering efficiency;

after the fixed pipe 1 is used for a while, the slurry is moved rightward through the connection pipe 15 without passing through the filter plate 17 by opening the second valve 16 and closing the first valve 14, and then impurities screened out by the filter plate 17 are discharged through the slag discharge pipe 18 by unscrewing the sealing cover 19.

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 above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Well cementation flowmeter metering device, including fixed pipe (1), install flowmeter (11), its characterized in that on fixed pipe (1): a filter plate (17) is arranged in the fixed pipe (1), a cleaning mechanism for cleaning the filter plate (17) is arranged on the fixed pipe (1), a first valve (14) and a connecting pipe (15) are arranged on the fixed pipe (1), one end of the connecting pipe (15) is positioned at the left side of the first valve (14), the other end of the connecting pipe (15) is positioned at the right side of the filter plate (17), and a second valve (16) is arranged on the connecting pipe (15); the fixed pipe (1) is provided with a buffer mechanism.

2. A well cementing flowmeter metering device as claimed in claim 1, wherein: the slag discharging pipe (18) is arranged on the fixed pipe (1), and the sealing cover (19) is arranged at the lower end of the slag discharging pipe (18).

3. A well cementing flowmeter metering device as claimed in claim 2, wherein: the cleaning mechanism comprises a vertical rod (31) and a cross rod (32), the cross rod (32) is rotatably arranged on the left side face of the filter plate (17), a cleaning brush (33) is arranged on the cross rod (32), a second bevel gear (35) is arranged at the left end of the cross rod (32), the vertical rod (31) penetrates through one side of the fixed pipe (1) and is rotatably connected with the fixed pipe (1), a rotary table (36) is arranged at the upper end of the vertical rod (31), and a first bevel gear (34) meshed with the second bevel gear (35) is arranged at the lower end of the vertical rod (31).

4. A well cementing flowmeter metering device as claimed in claim 1, wherein: the left end of the fixed pipe (1) is provided with a first flange plate (12), and the right end of the fixed pipe (1) is provided with a second flange plate (13).

5. A well cementing flowmeter metering device as claimed in claim 1, wherein: the buffer mechanism comprises a bottom plate (2) and a bearing plate (21), wherein two supporting plates (22) are arranged on the top surface of the bearing plate (21), the upper ends of the supporting plates (22) are fixedly connected with the fixed pipe (1), and a plurality of dampers (24) and a plurality of springs (25) are arranged between the bottom plate (2) and the bearing plate (21).

6. The well cementing flowmeter metering device of claim 5, wherein: an elastic fabric (23) is arranged on the top surface of the bottom plate (2), and the upper end bearing plate (21) of the elastic fabric (23) is fixedly connected.