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CN213001469U - Sand storage and cleaning device for float-type liquid level meter - Google Patents

Sand storage and cleaning device for float-type liquid level meter Download PDF

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Publication number
CN213001469U
CN213001469U CN202021678657.0U CN202021678657U CN213001469U CN 213001469 U CN213001469 U CN 213001469U CN 202021678657 U CN202021678657 U CN 202021678657U CN 213001469 U CN213001469 U CN 213001469U
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China
Prior art keywords
sand
float
liquid level
sand storage
level meter
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CN202021678657.0U
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Chinese (zh)
Inventor
林超
雷圣凯
张中华
李洪甲
杨国生
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China National Offshore Oil Corp CNOOC
CNOOC China Ltd Tianjin Branch
Original Assignee
China National Offshore Oil Corp CNOOC
CNOOC China Ltd Tianjin Branch
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Priority to CN202021678657.0U priority Critical patent/CN213001469U/en
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Abstract

A float-type liquid level meter sand storage and removal device comprises: the sand washing device is sleeved in the sand storage device, wherein an annular flange is arranged around the top of the sand storage device, a buffer spring for supporting the floater is arranged on the annular flange, a through hole is formed in the side wall of the sand storage device, and a sand washing pipeline is arranged in the through hole; the sand washing pipeline is connected with the cyclone desander through a through hole on the side wall; and the bottom flange of the sand storage device is butted with the bottom flange of the float-type liquid level meter into a whole; the whole sand washing device is bullet-shaped, the lower part of the sand washing device is of a cylindrical structure, and the top of the cylindrical structure is sleeved with a conical structure. When the utility model is used for desanding, the liquid level meter can be isolated and decompressed without dismantling any part, thereby reducing the cleaning workload of the float type liquid level meter; and moreover, the sand storage function is realized, and the problems of clamping stagnation and storage medium leakage caused by sand accumulation of the floater of the liquid level meter are avoided.

Description

Sand storage and cleaning device for float-type liquid level meter
Technical Field
The utility model belongs to petroleum engineering and sewage treatment field especially relate to float-type level gauge sand storage and removal device.
Background
Currently, in crude oil treatment and sewage treatment systems, which employ a float type level gauge in most of containers for storing the level of oil or oily sewage, the level of oil or oily sewage is detected. However, the oil or the oily sewage often contains silt, which causes silt to deposit at the bottom of the float type liquid level meter; therefore, the phenomenon of clamping stagnation of the floater type liquid level meter is caused; moreover, false liquid level phenomena are also easily formed. If the treatment is not carried out in time, the serious consequences such as disordered flow treatment or crude oil leakage are easily caused.
In order to solve the above problems, two solutions are adopted:
1) a way of self-cleaning the float-type level gauge; however, because the cleaning effect of the self-cleaning mode of the liquid level meter is poor, the mud and sand at the bottom of the float type liquid level meter are difficult to be cleaned at one time, and therefore repeated operation is often needed;
2) disassembling and cleaning the float type liquid level meter;
although the cleaning effect is ideal, the disassembling and cleaning mode of the float type liquid level meter is limited by the conditions such as the structure, the installation mode, the position and the like of the float type liquid level meter, and the problems of complicated and difficult high-altitude operation, disassembling and re-assembling and the like are involved; not only the workload of a front-line operator is increased, but also certain safety and environmental protection risks exist; meanwhile, in the process of disassembling the float type liquid level meter on the pressure container, the leakage of the storage medium is extremely easy to cause.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a float-type level gauge stores up sand cleaning device to solve and operate the difficulty in the cleaning work process, a series of technical problem such as safe environmental protection high risk, storage medium leak.
In order to achieve the above object, the utility model discloses a float-type level gauge stores up sand cleaning device's concrete technical scheme as follows:
a float-type liquid level meter sand storage and removal device comprises: a sand storage device for storing sediment deposited by the float-type liquid level meter, and a sand washing device sleeved in the sand storage device, wherein,
an annular flange is arranged around the top of the sand storage device, a buffer spring for supporting the floater is arranged on the annular flange, a through hole is arranged on the side wall of the sand storage device, and a sand flushing pipeline is arranged in the through hole; the sand washing pipeline is connected with the cyclone desander through a through hole on the side wall; and the bottom flange of the sand storage device is butted with the bottom flange of the float-type liquid level meter into a whole;
the whole sand washing device is bullet-shaped, the lower part of the sand washing device is of a cylindrical structure, and the top of the cylindrical structure is sleeved with a conical structure.
Furthermore, the sand storage device is of a cylindrical structure, and an annular flange is arranged around the bottom of the cylindrical structure; a plurality of first flange holes are uniformly formed around the annular flange plate; the bottom of the annular flange plate is also provided with a bottom flange, and a plurality of second flange holes are uniformly formed around the bottom flange; and the annular flange plate and the bottom flange are butted into a whole, and the sand storage device is used for storing the sediment deposited by the float-type liquid level meter.
Furthermore, a flange through hole is formed in the bottom flange, and a pipeline is reserved in the flange through hole and used for being connected with a sand discharge pipeline.
Furthermore, the cyclone desander is arranged inside the sand storage device, and a nozzle of the cyclone desander is upwards arranged and is arranged inside the sand storage device through a sand washing pipeline and a sand discharge pipeline.
Further, the buffer spring is conical or cylindrical, and the buffer spring is directly connected or connected to the bottom of the float-type liquid level meter through a reducing pipe and used for supporting a float of the liquid level meter.
Further, the sand washing pipeline is externally connected with a fresh water or production water pipeline, and the sand discharge pipeline can also connect the connecting pipeline to a safe discharge place.
Furthermore, valves are also arranged on the sand washing pipeline and the sand discharge pipeline; and the valve is an on-off valve.
Furthermore, the bottom of the cone-shaped structure is a cylindrical structure, and the upper part of the cylindrical structure is a tower-shaped hollow body with gradually reduced size.
The utility model discloses a float-type level gauge stores up sand removal device has following advantage:
the utility model has simple operation, and can isolate and release the liquid level meter without dismounting any part during desanding, thereby greatly reducing the cleaning workload of the float type liquid level meter; and moreover, the float type liquid level meter can have a sand storage function, and the problems of a series of safety and environmental protection risks such as clamping stagnation and storage medium leakage caused by sand accumulation of a float of the liquid level meter are avoided.
Drawings
Fig. 1 is an explosion diagram of the structure of the present invention.
The notation in the figure is:
1-sand storage device, 2-sand washing device, 3-buffer spring, 4-sand washing pipeline and 5-bottom flange.
Detailed Description
In order to better understand the purpose, structure and function of the utility model, the following description is combined with the accompanying drawings to further describe the sand storage and cleaning device of the float-type liquid level meter in detail.
As shown in fig. 1, the utility model comprises: a sand storage device 1 used for storing sediment deposited by the float-type liquid level meter, and a sand washing device 2 sleeved in the sand storage device 1, wherein,
an annular flange is arranged around the top of the sand storage device 1 in a welding mode and can be customized according to the size of a liquid level meter, a buffer spring 3 used for supporting a floater is arranged on the annular flange, a through hole is arranged on the side wall of the sand storage device 1, and a sand flushing pipeline 4 is arranged in the through hole; the sand washing pipeline 4 is connected with the cyclone desander through a through hole on the side wall; the bottom of the sand storage device 1 is butted with a bottom flange of the float type liquid level meter into a whole; and the sand storage device is used for storing the sediment deposited by the float type liquid level meter.
The whole sand washing device 2 is bullet-shaped, the lower part of the sand washing device 2 is of a cylindrical structure, and the top of the cylindrical structure is sleeved with a conical structure.
The sand storage device 1 is of a cylindrical structure, and an annular flange is arranged around the bottom of the cylindrical structure in a welding mode; a plurality of first flange holes are uniformly formed around the annular flange plate; the bottom of the annular flange plate is also provided with a bottom flange 5, and a plurality of second flange holes are uniformly formed around the bottom flange 5; and the annular flange plate and the bottom flange 5 are butted into a whole through bolts and nuts.
The bottom flange 5 is provided with a flange through hole, and a pipeline is reserved in the flange through hole and is used for connecting a sand discharge pipeline.
The cyclone desander is arranged in the sand storage device 1, and the nozzle of the cyclone desander is upwards arranged and is arranged in the sand storage device 1 through a sand washing pipeline 4 and a sand discharge pipeline.
The buffer spring 3 is conical or cylindrical, and the buffer spring 3 is directly connected or connected to the bottom of the float-type liquid level meter through a reducing pipe and used for supporting a float of the liquid level meter.
The sand washing pipeline 4 is externally connected with a fresh water or production water pipeline, and the sand discharge pipeline 4 can also connect the connecting pipeline to a safe discharge place.
The sand washing pipeline 4 and the sand discharge pipeline are also provided with valves which are switch valves.
The utility model discloses during the use, keep apart the pressure release with float-type level gauge, then, open the valve of sand washing pipeline 4 and sand discharge pipeline, utilize water conservancy whirl principle, will store up in sand device 1 inside long-pending sand adsorbs into the whirl desander, then, discharge by the sand discharge pipeline again.
The bottom of the cone-shaped structure is a cylindrical structure, and the upper part of the cylindrical structure is a tower-shaped hollow body with gradually-reduced size.
In the description of the present invention, it is to be understood that "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
When the sand storage device is used, an original bottom flange of the float type liquid level meter is detached, the sand storage device 1 is integrally installed at the bottom of the float type liquid level meter through a top flange, the buffer spring 3 at the top of the sand storage device 1 is used for supporting a float, and the sand storage device 1 is used for storing sediment deposited by the float type liquid level meter.
The float type liquid level meter, the buffer spring, the cyclone desander and the valve are in the prior art, and the unexplained technology is in the prior art, so that the details are not repeated.
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.

Claims (8)

1. The utility model provides a float-type level gauge stores up sand cleaning device which characterized in that includes: a sand storage device for storing sediment deposited by the float-type liquid level meter, and a sand washing device sleeved in the sand storage device, wherein,
an annular flange is arranged around the top of the sand storage device, a buffer spring for supporting the floater is arranged on the annular flange, a through hole is arranged on the side wall of the sand storage device, and a sand flushing pipeline is arranged in the through hole; the sand washing pipeline is connected with the cyclone desander through a through hole on the side wall; and the bottom flange of the sand storage device is butted with the bottom flange of the float-type liquid level meter into a whole;
the whole sand washing device is bullet-shaped, the lower part of the sand washing device is of a cylindrical structure, and the top of the cylindrical structure is sleeved with a conical structure.
2. The float-type level gauge sand storage and removal device as claimed in claim 1, wherein the sand storage device is of a cylindrical structure, and an annular flange is mounted around the bottom of the cylindrical structure; a plurality of first flange holes are uniformly formed around the annular flange plate; the bottom of the annular flange plate is also provided with a bottom flange, and a plurality of second flange holes are uniformly formed around the bottom flange; and the annular flange plate and the bottom flange are butted into a whole, and the sand storage device is used for storing the sediment deposited by the float-type liquid level meter.
3. The sand storage and removal device of the float-type liquid level meter as claimed in claim 1, wherein the bottom flange is provided with a flange through hole, and a pipeline is reserved in the flange through hole and is used for connecting a sand discharge pipeline.
4. The float-type level gauge sand storage and removal device as claimed in claim 1, wherein said cyclone desander is provided inside the sand storage device, and a nozzle of the cyclone desander is installed upward and installed inside the sand storage device through a sand washing line and a sand discharge line.
5. The sand storage and removal device of the float-type liquid level meter as claimed in claim 1, wherein the buffer spring is conical or cylindrical, and the buffer spring is directly connected or connected with a variable diameter to the bottom of the float-type liquid level meter for supporting the float of the liquid level meter.
6. The float-type level gauge sand storage and removal device as claimed in claim 1, wherein a fresh water or production water line is connected to the outside of the sand washing line, and a sand discharge line is also capable of connecting the connection line to a safe discharge.
7. The float type level gauge sand storage and removal device as claimed in claim 1, 3, 4 or 6, wherein valves are further mounted on the sand washing pipeline and the sand discharge pipeline; and the valve is an on-off valve.
8. The sand storage and removal device of the float-type liquid level meter according to claim 1, wherein the bottom of the conical structure is a cylindrical structure, and the upper part of the cylindrical structure is a tower-shaped hollow body with gradually-decreasing sizes.
CN202021678657.0U 2020-08-13 2020-08-13 Sand storage and cleaning device for float-type liquid level meter Active CN213001469U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021678657.0U CN213001469U (en) 2020-08-13 2020-08-13 Sand storage and cleaning device for float-type liquid level meter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021678657.0U CN213001469U (en) 2020-08-13 2020-08-13 Sand storage and cleaning device for float-type liquid level meter

Publications (1)

Publication Number Publication Date
CN213001469U true CN213001469U (en) 2021-04-20

Family

ID=75465509

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021678657.0U Active CN213001469U (en) 2020-08-13 2020-08-13 Sand storage and cleaning device for float-type liquid level meter

Country Status (1)

Country Link
CN (1) CN213001469U (en)

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