CN213902554U - External liquid level reading device for metering tank of modular drilling machine - Google Patents
External liquid level reading device for metering tank of modular drilling machine Download PDFInfo
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- CN213902554U CN213902554U CN202022732150.5U CN202022732150U CN213902554U CN 213902554 U CN213902554 U CN 213902554U CN 202022732150 U CN202022732150 U CN 202022732150U CN 213902554 U CN213902554 U CN 213902554U
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Abstract
An external liquid level reading device for a modular drilling machine metering tank, comprising: the measuring tank is arranged in the measuring tank; wherein, a plurality of fixed pulleys are arranged outside the metering tank, a connecting rope is arranged on the fixed pulleys, one end of the connecting rope is connected with a counterweight indicating block, and the other end of the connecting rope is connected with the buoy; the counterweight indicating block and the buoy can extend into the liquid in the metering tank under the movement of the fixed pulleys along with the connecting rope; the measuring tank is externally provided with a self-reading ruler which is perpendicular to the ground and used for displaying the height of liquid in the tank, the buoy is filled with rock debris, and the gravity of the buoy is changed by changing the amount of the rock debris filled in the buoy. The utility model arranges a float bowl in the measuring tank, and changes the gravity of the float bowl by changing the amount of rock debris filled in the float bowl; moreover, the external reading of the height of the liquid in the tank is conveniently and accurately realized.
Description
Technical Field
The utility model belongs to offshore oil production platform module rig field especially relates to an external liquid level reading device for module rig metering tank.
Background
The device that offshore oil field is commonly used has: the module drilling machine metering tank is mainly used for storing and metering drilling return mud, and the module drilling machine metering tank also stores the following media except the mud: rock debris, crude oil, steam, etc.; and a measuring ruler is arranged in the tank body. The scales of the storage medium in the tank body are difficult to identify after the storage medium is polluted by mud and crude oil due to the relative complexity of the storage medium in the tank body; and because the light in the tank is dim, the liquid level in the tank cannot be conveniently and accurately read.
In order to solve the problems, the liquid level display device commonly used in offshore oil fields is provided with a side-mounted magnetic turning plate liquid level meter, a pressure liquid level transmitter, a radar level meter and the like besides a measuring ruler in a tank body. However, since the medium in the measuring tank contains crude oil, debris, etc., and the float in the measuring tank is easily stuck by the viscous crude oil and the debris with larger particles, the side-mounted magnetic flap level gauge is not suitable for use. The pressure liquid level transmitter and the radar level meter can realize the liquid level monitoring and display of the tank, but the use cost is high, the cost cannot be low, and the liquid level reading of the metering tank can be realized efficiently.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an external liquid level reading device for module drill metering tank to solve the technical problem that liquid level and can not the efficient read the metering tank liquid level in unable convenient, accurate reading tank.
In order to achieve the above object, the utility model discloses an external liquid level reading device's concrete technical scheme as follows:
an external liquid level reading device for a modular drilling machine metering tank, comprising: the measuring tank is arranged in the measuring tank; wherein, a plurality of fixed pulleys are arranged outside the metering tank, a connecting rope is arranged on the fixed pulleys, one end of the connecting rope is connected with a counterweight indicating block, and the other end of the connecting rope is connected with the buoy; the counterweight indicating block and the buoy can extend into the liquid in the metering tank under the movement of the fixed pulleys along with the connecting rope; the measuring tank is externally provided with a self-reading ruler which is perpendicular to the ground and used for displaying the height of liquid in the tank, the buoy is filled with rock debris, and the gravity of the buoy is changed by changing the amount of the rock debris filled in the buoy.
Furthermore, a limiting device is further arranged outside the tank body of the metering tank and is formed by connecting one end of one section of hydraulic control pipeline and one end of an angle iron, and the limiting device plays a role in limiting the counterweight indicating block to move left and right.
Further, stop device sets up the next door at counter weight instruction piece.
Further, the buoy is a hollow cylinder made of metal or plastic materials and capable of floating on liquid.
Further, the buoy still floats on the liquid surface under the tension of the counterweight indicating block, and 50% of the buoy is below the liquid surface.
Furthermore, the self-reading ruler is made of a section of angle iron with the length of 3 meters.
Further, the counterweight indicating block is a stainless steel block, a cement block or a material which is not easy to corrode in the marine environment.
Further, when the metering tank is at the lowest liquid level, the indication position of the counterweight indicating block is marked as 0 meter, when the metering tank is at the highest liquid level, the indication position of the counterweight indicating block is marked as 3 meters, and the length mark in the interval is in the range of 0-3.0 meters.
Further, the plurality of fixed pulleys are arranged above the metering tank at intervals.
The utility model discloses an external liquid level reading device for module rig metering tank has following advantage:
the utility model utilizes the principle that the buoyancy is equal to the gravity to achieve balance, a float bowl is arranged in the metering tank, and the gravity of the float bowl is changed by changing the amount of rock debris filled in the float bowl; moreover, the external reading of the height of the liquid in the tank is conveniently and accurately realized.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
The notation in the figure is:
1. the measuring device comprises a measuring tank, 2 a buoy, 3 a connecting rope, 4 a counterweight indicating block, 5 a first fixed pulley, 6 a second fixed pulley, 7 a self-reading ruler and 8 a limiting device.
Detailed Description
In order to better understand the purpose, structure and function of the present invention, the following description is made in detail with reference to the accompanying drawings.
As shown in fig. 1, the utility model comprises: the device comprises a metering tank 1 and a buoy 2 arranged in the metering tank 1; wherein, a plurality of fixed pulleys (a first fixed pulley 5 and a second fixed pulley 6 in the embodiment) are arranged outside the metering tank 1, a connecting rope 3 is arranged on the first fixed pulley 5 and the second fixed pulley 6, one end of the connecting rope 3 is connected with a counterweight indicating block 4, and the other end of the connecting rope 3 is connected with the buoy 2; the counterweight indicating block 4 and the floating drum 2 can extend into the liquid in the metering tank 1 under the movement of the fixed pulleys along with the connecting rope 3; a self-reading ruler 7 which is vertical to the ground and used for displaying the height of liquid in the tank is arranged outside the metering tank 1, and rock debris is filled in the buoy 2; the magnitude of the weight of buoy 2 is changed by changing the amount of rock debris packed in buoy 2.
The outer side of the tank body of the metering tank 1 is also provided with a limiting device 8, and the limiting device is formed by connecting one end of one section of hydraulic control pipeline and one end of an angle iron and plays a role in limiting the left and right movement of the counterweight indicating block 4.
The limiting device is arranged beside the counterweight indicating block 4.
The buoy 2 is a hollow cylinder made of steel, aluminum or other metal materials and capable of floating on liquid. The pontoon 2 may also be made of a plastic material.
The buoy 2 is filled with rock debris, and the gravity of the buoy 2 is changed by changing the amount of the rock debris filled in the buoy 2, so that the buoy still floats on the liquid surface under the pulling force of the counterweight indicating block 4, and 50 percent of the buoy 2 is below the liquid surface.
The self-reading ruler 7 is made of a section of angle iron with the length of 3 meters.
The counterweight indicating block 4 is made of a stainless steel block, a cement block or other materials which are not easy to corrode in the marine environment. When the metering tank 1 is at the lowest liquid level, the indication position of the balance weight indication block 4 is marked as 0 meter, when the metering tank 1 is at the highest liquid level, the indication position of the balance weight indication block 4 is marked as 3 meters, and the scale display of 0-3.0 meters is marked according to the length in the interval.
The first fixed pulley 5 and the second fixed pulley 6 are spaced apart from each other on the upper surface of the measuring tank 1.
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 interpreted broadly, and may be, for example, a fixed connection, a detachable connection or an integral connection; 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.
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.
The metering tank, the connecting rope and the fixed pulley are the prior art, and the unexplained technology is the prior art, so that the description is omitted.
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 (9)
1. An external liquid level reading device for a metering tank of a modular drilling machine, comprising: the measuring tank is arranged in the measuring tank; wherein, a plurality of fixed pulleys are arranged outside the metering tank, a connecting rope is arranged on the fixed pulleys, one end of the connecting rope is connected with a counterweight indicating block, and the other end of the connecting rope is connected with the buoy; the counterweight indicating block and the buoy can extend into the liquid in the metering tank under the movement of the fixed pulleys along with the connecting rope; the measuring tank is externally provided with a self-reading ruler which is perpendicular to the ground and used for displaying the height of liquid in the tank, the buoy is filled with rock debris, and the gravity of the buoy is changed by changing the amount of the rock debris filled in the buoy.
2. The external liquid level reading device for the metering tank of the modular drilling machine as recited in claim 1, wherein a limiting device is further arranged outside the tank body of the metering tank, and the limiting device is formed by connecting a section of hydraulic control pipeline with one end of an angle iron, and plays a role in limiting the counterweight indicating block from moving left and right.
3. The external level reading device for a modular drilling rig metering tank of claim 2, wherein the limiting device is disposed beside the counterweight indicator block.
4. The external level reading device for a modular drilling rig metering tank of claim 1, wherein the float is a hollow cylinder of metal or plastic material capable of floating on a liquid.
5. The external level reading device for a modular drilling rig metering tank of claim 1 or 4, wherein the float floats to the surface of the liquid under tension of the weight indicating block and 50% of the float is below the liquid surface.
6. The external level reading device for a modular drilling rig metering tank of claim 1, wherein the self-reading ruler is fabricated from a length of 3 meters of angle iron.
7. The external level reading device for a modular drilling rig metering tank of claim 1, wherein the weight indicating block is a stainless steel block, a cement block, or a material that is not susceptible to corrosion in a marine environment.
8. The external level reading apparatus for a modular drilling rig metering tank of claim 1 or 2, wherein the weight indicator block indicator is marked 0 meters when the metering tank is at a minimum level, 3 meters when the metering tank is at a maximum level, and the length marking in this interval is in the range of 0-3.0 meters.
9. The external level reading apparatus for a modular drilling rig metering tank of claim 1, wherein the plurality of fixed pulleys are spaced above the metering tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022732150.5U CN213902554U (en) | 2020-11-23 | 2020-11-23 | External liquid level reading device for metering tank of modular drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022732150.5U CN213902554U (en) | 2020-11-23 | 2020-11-23 | External liquid level reading device for metering tank of modular drilling machine |
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| CN213902554U true CN213902554U (en) | 2021-08-06 |
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| CN202022732150.5U Active CN213902554U (en) | 2020-11-23 | 2020-11-23 | External liquid level reading device for metering tank of modular drilling machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114636458A (en) * | 2022-02-11 | 2022-06-17 | 中国长江电力股份有限公司 | Pure mechanical floating type water level signal real-time feedback device and use method |
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2020
- 2020-11-23 CN CN202022732150.5U patent/CN213902554U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114636458A (en) * | 2022-02-11 | 2022-06-17 | 中国长江电力股份有限公司 | Pure mechanical floating type water level signal real-time feedback device and use method |
| CN114636458B (en) * | 2022-02-11 | 2023-08-18 | 中国长江电力股份有限公司 | Purely mechanical floating type water level signal real-time feedback device and use method |
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