CN214621386U - Offshore platform measuring device for measuring liquid level based on blowing method - Google Patents
Offshore platform measuring device for measuring liquid level based on blowing method Download PDFInfo
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- CN214621386U CN214621386U CN202120955165.XU CN202120955165U CN214621386U CN 214621386 U CN214621386 U CN 214621386U CN 202120955165 U CN202120955165 U CN 202120955165U CN 214621386 U CN214621386 U CN 214621386U
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Abstract
An offshore platform measuring device for measuring liquid level based on a blowing method comprises: the universal gas pipeline is sequentially provided with a control valve, a flowmeter, a pressure transmitter and an upper flange which are remotely controlled to the center, wherein the lower part of the upper flange is connected with a lower flange matched with the upper flange, the lower part of the lower flange is vertically connected with a gas blowing pipeline, and the gas blowing pipeline extends into the buffer tank. The utility model can realize stable metering and reduce the failure rate of metering; moreover, the maintenance operation cost of the platform is reduced; the reliability of the equipment is improved, and technical support is provided for increasing storage and increasing production.
Description
Technical Field
The utility model belongs to the technical field of the platform engineering, especially, relate to offshore platform measuring device based on liquid level is surveyed to the method of blowing.
Background
At present, in the offshore platform domestic sewage treatment device, the tank is arranged to the switching, the oil separator arranges the internal jar that contains solid suspended solid such as sediment jar, the floater formula level gauge that adopts usually, promptly: after solid suspended matters are adhered to a floating ball in the floating ball type liquid level meter, the floating ball type liquid level meter cannot float to indicate the liquid level, and at the moment, instrument personnel are required to take out the floating ball type liquid level meter from the tank body for cleaning; only untreated domestic sewage is left in the tank body, the smell is bad, and microorganisms harmful to human bodies are contained, so that the influence on the body health of instrument personnel is large; moreover, the floating ball type liquid level meter is easy to be short-circuited or leaked due to the fact that the floating ball type liquid level meter needs to be soaked in water for a long time; however, the liquid level meter is packaged and cannot be disassembled for maintenance, so that the purchase cost and the replacement frequency of the liquid level meter are high; the liquid level in the tank body can only be observed through the glass tube because the liquid level meter cannot indicate the liquid level and is not remotely transmitted to the central control; therefore, the liquid level meter has problems of inaccurate measurement, high failure frequency and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an offshore platform measuring device based on liquid level is surveyed to the method of blowing to solve the level meter measurement inaccuracy that the internal adhesion suspended solid of jar caused, the higher technical problem of fault frequency.
In order to achieve the above object, the utility model discloses an offshore platform measuring device based on liquid level is surveyed to the method of blowing's concrete technical scheme as follows:
an offshore platform measuring device for measuring liquid level based on a blowing method comprises: the universal gas pipeline is sequentially provided with a control valve, a flowmeter, a pressure transmitter and an upper flange which are remotely controlled to the center, wherein the lower part of the upper flange is connected with a lower flange matched with the upper flange, the lower part of the lower flange is vertically connected with a gas blowing pipeline, and the gas blowing pipeline extends into the buffer tank.
Further, the control valve is a needle valve.
Further, the flowmeter is a rotor flowmeter.
Further, the transmitter is a liquid level transmitter or a pressure transmitter with a static pressure measuring tube.
Further, the buffer tank is a square or round tank body, the buffer tank is a domestic sewage treatment device, an opening and closing discharge tank or an oil engine slag discharge tank, and domestic sewage is contained in the tank body.
Furthermore, the blowing pipeline is inserted into the domestic sewage of the buffer tank as a measuring pipe, and the blowing pipeline is connected with a tee joint.
The utility model discloses an offshore platform measuring device based on liquid level is surveyed to method of blowing has following advantage:
1. the utility model has simple and reliable structure, and is particularly suitable for special conditions that the measured medium is corrosive and radioactive, the pressure leading pipe is easy to block, and sensitive parts are easy to adhere;
2. the utility model can be used in domestic sewage treatment devices and other impurity-containing tank bodies in offshore platforms in the subsequent China, not only can realize stable metering, but also can reduce the metering failure rate; moreover, the maintenance operation cost of the platform is reduced, and technical support is provided for the company to increase storage and increase production;
3. the liquid level meter of the utility model is a non-contact liquid level measuring instrument which can measure the liquid in an open or closed container;
4. the utility model discloses except that gas blow pipe and measured medium contact, gas blowing device and pressure transmitter measuring element all do not contact with measured medium to protected measuring element, increased the reliability of measurement, reduced the work load of instrument maintenance;
5. the blowing liquid level meter of the utility model is particularly suitable for measuring corrosive acid-base salt liquid, liquid with larger viscosity, liquid easy to crystallize, high temperature, liquid level containing solid particles and the material level of a plurality of fluidized beds besides measuring the liquid level of clean liquid; the above-mentioned liquid level parameter under the special operating mode, with other mode meters measurement, if: the measurement of instruments such as radars, ultrasonic waves and the like is difficult and inaccurate;
6. the utility model discloses make offshore platform staff, thoroughly eradicated former floater formula level gauge fault rate height, dimension and protected the stubborn illness that the frequency is high, promoted equipment reliability.
7. The liquid levels of the oil distributor slag discharging tank and the living treatment device buffer tank in the platform are stably controlled, and the maintenance is basically avoided; the spare part purchasing cost and the equipment maintenance cost which can be saved each year exceed 10 ten thousand yuan.
8. The utility model discloses use the back, pump operation control optimizes, reduces substantially the pump and starts the number of times, further prolongs the live time of pump, has reduced maintenance and replacement cost.
9. The utility model discloses can set up the time of its single maximum operation according to the volume of buffer tank and the discharge capacity of pump to DCS reports to the police in well accuse, the situation of the long-time dry commentaries on classics of pump when thoroughly having avoided the sunction inlet to block up.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
The notation in the figure is:
1. a control valve; 2. a flow meter; 3. a transmitter; 4. an upper flange; 5. a gas blowing line.
Detailed Description
In order to better understand the purpose, structure and function of the present invention, the following figures are combined to describe the present invention in further detail based on the offshore platform measuring device for measuring the liquid level by the blowing method.
As shown in fig. 1, the utility model comprises: a universal gas pipeline, a control valve 1, a flowmeter 2, a remote to central control pressure transmitter 3 and an upper flange 4 which are arranged on the universal gas pipeline in sequence, wherein,
the control valve 1 is a needle valve.
The flow meter 2 is a rotameter.
The transmitter 3 is a liquid level transmitter or a pressure transmitter with a static pressure measuring tube.
The lower surface of the upper flange 4 is connected with a lower flange matched with the upper flange 4 in a bolt connection mode, the lower surface of the lower flange is vertically connected with an air blowing pipeline 5, and the air blowing pipeline 5 extends into the buffer tank.
The buffer tank is a square or round tank body, and is a domestic sewage treatment device, an opening and closing discharge tank or an oil engine slag discharge tank; the tank body contains domestic sewage.
The air blowing pipeline 5 is used as a measuring pipe and inserted into the domestic sewage of the buffer tank, and the air blowing pipeline 5 is connected with a tee joint.
Example case one: on a certain platform domestic sewage buffer tank, a transmitter 3 for liquid level measurement is adopted as a liquid level transmitter with a static pressure measuring tube, wherein after the static pressure measuring tube is inserted into the tank, gas in the tank can be compressed, and the air pressure is correspondingly increased when the liquid level is higher, so that the liquid level can be measured and the liquid level change can be reflected; however, over time, the measurement tube leaks slightly, making the liquid level unmeasurable. Therefore, instrument gas is led by an instrument pipeline, the flow is regulated through a needle valve, the blowing quantity is confirmed through a rotor flow meter, a tee joint is connected to the blowing pipeline 5, one end of the tee joint blows air through the position of the original transmitter access flange, and the other end of the tee joint is connected to the original static pressure transmitter.
Example two: in a certain platform, the level switch that is used for opening of control pump to stop is equipped with 2 at the oil distributor scum jar, wherein, after the unable maintenance of high level switch trouble, does not purchase new spare parts, and uses the utility model discloses, carry out flow control with instrument gas through the needle valve to blow the volume through rotor flow meter and confirm, connect the tee bend on gas blow pipeline 5, one end is blown through former high level switch inserts flange 4's position, and one end inserts pressure transmitter.
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.
The control valve, the flowmeter, the transmitter, the flange and the blowing pipeline are in the prior art, and the unexplained technology is in the prior art, so that the detailed 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 (6)
1. The utility model provides an offshore platform measuring device based on liquid level is surveyed to gas blowing method which characterized in that includes: the universal gas pipeline is sequentially provided with a control valve, a flowmeter, a pressure transmitter and an upper flange which are remotely controlled to the center, wherein the lower part of the upper flange is connected with a lower flange matched with the upper flange, the lower part of the lower flange is vertically connected with a gas blowing pipeline, and the gas blowing pipeline extends into the buffer tank.
2. The offshore platform measuring device based on a blowing method for measuring liquid level according to claim 1, wherein the control valve is a needle valve.
3. The apparatus of claim 1, wherein the flow meter is a rotameter.
4. The device of claim 1, wherein the transmitter is a level transmitter or a pressure transmitter with a static pressure measuring tube.
5. The offshore platform measuring device for measuring the liquid level based on the air blowing method as claimed in claim 1, wherein the buffer tank is a square or round tank body, the buffer tank is a domestic sewage treatment device, an opening and closing tank or an oil engine slag discharge tank, and domestic sewage is contained in the tank body.
6. The offshore platform measuring device for measuring the liquid level based on the blowing method as claimed in claim 1, wherein the blowing pipeline is inserted into domestic sewage of the buffer tank as a measuring pipe, and a tee is connected to the blowing pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120955165.XU CN214621386U (en) | 2021-05-07 | 2021-05-07 | Offshore platform measuring device for measuring liquid level based on blowing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120955165.XU CN214621386U (en) | 2021-05-07 | 2021-05-07 | Offshore platform measuring device for measuring liquid level based on blowing method |
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| CN214621386U true CN214621386U (en) | 2021-11-05 |
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| CN202120955165.XU Active CN214621386U (en) | 2021-05-07 | 2021-05-07 | Offshore platform measuring device for measuring liquid level based on blowing method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114166282A (en) * | 2021-12-07 | 2022-03-11 | 中国建筑材料科学研究总院有限公司 | Blowing type liquid level meter |
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2021
- 2021-05-07 CN CN202120955165.XU patent/CN214621386U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114166282A (en) * | 2021-12-07 | 2022-03-11 | 中国建筑材料科学研究总院有限公司 | Blowing type liquid level meter |
| CN114166282B (en) * | 2021-12-07 | 2024-04-26 | 中国建筑材料科学研究总院有限公司 | Blowing type liquid level meter |
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