CN209720543U - A kind of measurement chamber and the oil tank automatic water-cutting system using the measurement chamber - Google Patents

Abstract

The utility model discloses a kind of measurement chamber and using its oil tank automatic water-cutting system, the measurement chamber includes internal first cavity with space, the bottom surface of first cavity, which offers, allows first pipe to seal intracorporal first opening of the first chamber of insertion, the side of first cavity offers the second opening, second opening is hermetically connected to second pipe, and the sensor for detecting oil content is set in first pipe or is set in the space formed between first pipe lateral wall and the first inside cavities face；The measurement chamber can provide preferably detection space to sensor, and accuracy in detection can be improved.Disclosed oil tank automatic water-cutting system, controller and measurement chamber disclosed above including the valve, control valve switch that are placed in outside oil storage tank, the water-cutting system is set to the outside of oil tank, no matter for new oil storage tank or old oil storage tank, can not influence the normal oil storage of oil tank and destroy oil tank globality under the premise of carry out using；Further, the system is convenient for safeguarding.

Description

A kind of measurement chamber and the oil tank automatic water-cutting system using the measurement chamber

Technical field

The utility model relates to oil tanks to cut water technical field, and in particular to a kind of measurement chamber and the oil tank using the measurement chamber Automatic water-cutting system.

Background technique

Water is the main accompaniment in production of hydrocarbons process and oil refining production process, and therefore, being dehydrated and cut water operation is to produce Important process during oil.

In the storing and transporting system in the fields such as petroleum, petrochemical industry and oil field development, chemical industry, oil refining, need to oil product (such as: crude oil, Diesel oil, gasoline, kerosene, wax oil, lubricating oil etc.) it carries out cutting water (draining).Existing to cut there are mainly two types of water methods, one is general Water manually is cut all over what is used, the valve of tank body lower part is set by manual control switch, the water in tank is excluded；Another kind is to use Automatic water-cutting system.Two methods comparison, it is clear that scene, with the naked eye moment progress cannot be left by manually cutting water requirement operator Observation and in time closing valve.Otherwise, after water in storage tank is drained, oil product can be also discharged, and cause waste and environmental pollution.Cause This, oil tank automatic water-cutting system becomes the necessary means of modernization of industry management.

Currently used automatic water-cutting system, is the lower section in oil tank side, and oblique cutting enters tank vivo detection oil level and water level Two sensors, measuring signal is transmitted to the controller to match by sensor, to control whether to be drained；Or see public affairs The built-in water drainage device for oil tank being previously mentioned in the patent application that the number of opening is CN202185184U, above-mentioned water-cutting system have following office It is sex-limited:

1, since the measuring device of sensor or built-in water drainage device for oil tank is respectively positioned in oil tank, when need to sensor into When row maintenance or replacement, then need periodically to take out them out of oil tank, maintenance cost is very high；Sensors with auxiliary electrode (liquidometer) Average life span is very short.

2, for newly-built oil storage tank, corresponding sensor insert port need to be reserved, in order to which sensor to be placed in oil tank It uses；But for being used for the old oil storage tank for manually cutting water in the past, if to be changed to the automatic water-cutting system of liquidometer formula, It need to punch on oil storage tank skin and be inserted into sensor, other than emptying oil storage tank is stopped using, also to carry out biggish refitting engineer.

With the development of science and technology, also there is the water-cutting system being placed in sensor outside oil storage tank, for example notification number is It in the patent of CN105840844B, mentions and sensor is set in drainage pipeline, there are the following problems for this kind of set-up mode:

3, sensors with auxiliary electrode belongs to the product of liquidometer class, and measurement accuracy is limited, and need be regularly maintained and periodically more It changes；

4, sensor has the hysteresis quality of detection and automatic control because of poor sensitivity, causes to be detected in pipeline The liquid of not up to discharge standard is expelled directly out pipeline, and waste oil product also results in environmental pollution simultaneously.

Therefore, how to provide it is a kind of have more preferable detection effect than ordinary level sensor, to avoid above-mentioned limitation and asking Topic, and oil tank automatic water-cutting system easy to operate, without periodic maintenance and more emat sensor, have become those skilled in the art Technical problem urgently to be solved.

Utility model content

There is more preferable detection effect than ordinary level sensor the utility model intends to solve the technical problem by providing a kind of, with Avoid above-mentioned limitation and problem, and oil tank automatic water-cutting system easy to operate, without periodic maintenance and more emat sensor.

The utility model provides a kind of measurement chamber, has first cavity in space including inside, first cavity Bottom surface, which offers, allows first pipe to seal intracorporal first opening of insertion first chamber, and the side of first cavity opens up There is the second opening, second opening is hermetically connected to second pipe, and the sensor for detecting oil content is set to described the In one pipeline or it is set in the space formed between the first pipe lateral wall and first inside cavities face.

Preferably, the first pipe include the first straight tube, inner hollow setting cone and the second straight tube, described first Straight tube is connected on the lower port of the cone with being located at the intracorporal ferrule of the first chamber, and the diameter of the lower port is equal to The diameter of first straight tube, the diameter of the cone upper port are greater than the diameter of first straight tube and are equal to described second directly The diameter of pipe, the upper port hermetically connect the nozzle of second straight tube.

Preferably, the sensor is set in the first pipe, and the free end of the sensor sequentially passes through described Second straight tube, the cone to first straight tube are located at the opening of first straight tube outside first cavity.

Preferably, first cavity is rendered as the internal cylinder with space, and the cylinder and the first pipe are same Axis setting.

The opening for being preferably located at the first pipe outside first cavity is equipped with first flange, is located at described The opening of the second pipe outside first cavity is equipped with second flange.

A kind of measurement chamber of the utility model, has the following technical effect that

The measurement chamber includes internal first cavity with space, further includes the insertion intracorporal first pipe of the first chamber, passes Sensor can be set in the first pipe, or is set between first pipe lateral wall and the first inside cavities face and is formed Space in；This kind of set-up mode is that sensor provides the biggish detection environment in space, the either sky in first pipe Between or first pipe lateral wall and the first inside cavities face between the space that is formed, can measure intracavitary needs to entering Detected liquid plays buffer function, and the detection sensitivity of sensor can be improved；Meanwhile the space can also store a little Liquid will not be expelled directly out but be temporarily stored in the space, after even if the partially liq is not up to discharge standard The continuous liquid for largely reaching discharge standard enters mixed, can dilute discharge up to standard in turn.

Preferably, the setting of the cone of first pipe and the second straight tube, can be used for installing the detection part needed for other, Such as the sensor etc. of detection temperature.

Preferably, the first cavity be rendered as it is cylindric, convenient for make and be convenient for liquid flowing.

Preferably, the setting of flange, convenient for connecting other devices.

The utility model also provides a kind of oil tank automatic water-cutting system, including valve, with the valve connect and can control The controller and measurement chamber, the measurement chamber of valve switch are measurement chamber described above, and the import of the valve passes through pipeline The leakage fluid dram of oil storage tank is connected, the outlet of the valve connects the inlet of the measurement chamber by pipeline, and the controller connects It connects the sensor and the detection signal of the sensor passes can be received.

Preferably, first straight tube is located at the inlet that the opening outside first cavity is the measurement chamber, described The opening of second pipe is the liquid outlet of the measurement chamber.

Since it includes above-mentioned measurement chambers, so having same beneficial effect；In addition, the water-cutting system is set to oil The outside of tank, no matter for new oil storage tank or old oil storage tank, can not influence the normal oil storage of oil tank and destroy oil tank it is whole Carried out under the premise of body using；Further, the system is convenient for safeguarding.

Detailed description of the invention

Fig. 1 is a kind of a kind of main sectional view of specific embodiment for measuring chamber provided by the utility model；

Fig. 2 is a kind of structural schematic diagram of oil tank automatic water-cutting system provided by the utility model.

Appended drawing reference in Fig. 1-2 is as follows:

1 first cavity, 2 first pipes, 21 first straight tubes, 22 cones, 23 second straight tubes, 3 second pipes, 4 sensors, 5 First flange, 6 second flanges, 7 valves, 8 controllers, 9 measurement chambers, 10 oil storage tanks.

Specific embodiment

In order to make those skilled in the art more fully understand the technical solution of the utility model, with reference to the accompanying drawing and have The utility model is described in further detail for body embodiment.

Fig. 1 is a kind of a kind of main sectional view of specific embodiment for measuring chamber provided by the utility model；Fig. 2 is this A kind of structural schematic diagram of oil tank automatic water-cutting system provided by utility model.

The utility model provides a kind of measurement chamber, and as shown in connection with fig. 1, which has the first of space including internal The bottom surface of cavity 1, the first cavity 1 offers the first opening, which allows sealing the first cavity of insertion of first pipe 2 In 1, the side of the first cavity 1 offers the second opening, the second opening sealing connection second pipe 3；Wherein, it is additionally provided with a sensing Device 4, the sensor 4 are able to detect into the oil content for measuring intracavitary liquid, which is measuring intracavitary set-up mode There are two types of, one is it can be set in (as shown in Figure 1) in first pipe 2, and another kind is to be set to 2 lateral wall of first pipe In the space formed between 1 medial surface of the first cavity.

It is found that the measurement chamber includes internal first cavity 1 with space, it further include in sealing the first cavity 1 of insertion First pipe 2, sensor 4 can be set in the first pipe 2, or be set to 2 lateral wall of first pipe and the first chamber In the space formed between 1 medial surface of body；This kind of set-up mode is that sensor 4 provides the biggish detection environment in space, nothing By being the space formed between 1 medial surface of space or 2 lateral wall of first pipe and the first cavity in first pipe 2, Buffer function can be played to the detected liquid of the intracavitary needs of measurement is entered, the detection sensitivity of sensor 4 can be improved；Together When, which can also store a little liquid, even if the partially liq is not up to discharge standard, will not be expelled directly out but Be temporarily stored in the space, to it is subsequent largely reach discharge standard liquid enter it is mixed, can be diluted in turn Discharge up to standard.

In a kind of specific embodiment, as shown in Figure 1, sensor 4 is set in first pipe 2.At this point, first pipe 2 Inlet of the import as the measurement chamber, leakage fluid dram of the outlet of second pipe 3 as the measurement chamber, detected liquid by First pipe 2 enters measurement chamber and has reached discharge standard if detected through sensor 4, will pass through the discharge of second pipe 3.

In addition, sensor 4 can also be placed between 2 lateral wall of first pipe and 1 medial surface of the first cavity and is formed Space in, at this point, liquid enters shape between 2 lateral wall of first pipe and 1 medial surface of the first cavity via second pipe 3 At space in, reach discharge standard if detected through sensor 4, through first pipe 2 be discharged measurement chamber.

Further, in the specific embodiment, as shown in Figure 1, first pipe 2 successively includes the first straight tube 21, inside The cone 22 of hollow setting and the second straight tube 23, wherein the first straight tube 21 is connected on being located at the ferrule in the first cavity 1 The lower port of cone 22, the diameter of the lower port of cone 22 are equal to the diameter of the first straight tube 21, and the diameter of 22 upper port of cone is big In the first straight tube 21 diameter and be equal to the diameter of the second straight tube 23, the upper port of cone 22 hermetically connects the second straight tube 23 Nozzle.The side of cone 22 can be set with certain radian, and as shown in Fig. 1 institute, being not provided with radian certainly can also be with.

The setting of the cone 22 of first pipe 2 and the second straight tube 23, can be used for installing detection part needed for other without Occupy the space of first pipe 2, such as the sensor etc. of detection temperature.

It is easily understood that the set-up mode of first pipe 2 is without being limited thereto, such as an or straight tube.

Further, in the specific embodiment, as shown in Figure 1, sensor 4 is set in first pipe 2, sensor 4 Free end sequentially pass through the second straight tube 23,22 to the first straight tube 21 of cone is located at opening for the first straight tube 21 outside the first cavity 1 At mouthful.

The set-up mode of the sensor 4 can be such that the liquid just entered in the first straight tube 21 is detected.

In the specific embodiment, as shown in Figure 1, the first cavity 1 is rendered as internal cylindric, the circle with space Column is coaxially set with the first pipe 2.

First cavity 1 be rendered as it is cylindric, convenient for make and be convenient for liquid flowing.

Further, as shown in Figure 1, the opening of the first pipe 2 outside the first cavity 1 is equipped with first flange 5, position Second flange 6 is equipped in the opening of the second pipe 3 outside the first cavity 1.

The setting of flange connects other devices convenient for it.

As shown in Fig. 2, the utility model also provides a kind of oil tank automatic water-cutting system, including valve 7, it connect with valve 7 It is capable of the controller 8 and measurement chamber 9 of the switch of control valve 7, measurement chamber 9 is any measurement chamber described above, specifically, valve 7 import connects the leakage fluid dram of oil storage tank 10 by pipeline, and the outlet of valve 7 connects the inlet of measurement chamber 9 by pipeline, control Device 8 processed connects sensor 4 and is capable of the detection signal of the transmitting of receiving sensor 4.

Further, as shown in Fig. 2, sensor 4 is located in first pipe 2, the first straight tube 21 is located at outside the first cavity 1 Opening is the inlet of measurement chamber 9, and the opening of second pipe 3 is the liquid outlet for measuring chamber 9.

The system is at work, every by fixed one by the way that program, such as the setting of period is arranged to controller 8 Section time, 8 control valve 7 of controller are opened, at this point, the liquid in oil storage tank 10 enters measurement chamber 9 by valve 7, it is a kind of In embodiment, which enters in first pipe 2, and the sensor 4 in first pipe 2 is used to detect the oil-containing of the liquid Amount, and then the information feedback that will test, to controller 8, controller 8 is according to comparison, if oil content meets defined discharge mark Standard, then control valve 7 is always on, is drained, i.e., the liquid of oil storage tank 10 is entered into and through by measuring the inlet of chamber 9 Liquid outlet discharge；If the not up to defined discharge standard of oil content, control valve 7 are closed.The above process is completed primary Detection, after repeat above-mentioned detection process after the preset set time.

From the foregoing, it will be observed that the water-cutting system is set to the outside of oil storage tank 10, no matter for new oil storage tank or old oil storage tank, Can do not influence the normal oil storage of oil storage tank 10 and destroy oil tank globality under the premise of carry out using；Further, the system It is convenient for safeguarding.

Embodiment of above is only the illustrative embodiments of the utility model, is not used in limitation the utility model, this reality It is defined by the claims with novel protection scope.Essence and protection scope of the those skilled in the art in the utility model It is interior, the various modifications or equivalent replacements that the utility model is made also are fallen within the protection scope of the present utility model.

Claims (8)

1. a kind of measurement chamber, which is characterized in that including internal first cavity with space, the bottom surface of first cavity is opened up Having, which allows first pipe to seal, is inserted into intracorporal first opening of first chamber, and the side of first cavity offers second and opens Mouthful, second opening is hermetically connected to second pipe, and the sensor for detecting oil content is set in the first pipe Or it is set in the space formed between the first pipe lateral wall and first inside cavities face.

2. measurement chamber according to claim 1, which is characterized in that the first pipe includes the first straight tube, inner hollow The cone of setting and the second straight tube, first straight tube are connected on the cone with being located at the intracorporal ferrule of the first chamber Lower port, the diameter of the lower port is equal to the diameter of first straight tube, and the diameter of the cone upper port is greater than described The diameter of first straight tube and the diameter for being equal to second straight tube, the upper port hermetically connect the pipe of second straight tube Mouthful.

3. measurement chamber according to claim 2, which is characterized in that the sensor is set in the first pipe, institute The free end for stating sensor sequentially passes through second straight tube, the cone to first straight tube is located at outside first cavity First straight tube opening.

4. measurement chamber according to claim 1, which is characterized in that first cavity is rendered as the internal circle with space Column, the cylinder are coaxially set with the first pipe.

5. measurement chamber according to claim 1, which is characterized in that the first pipe outside first cavity Opening is equipped with first flange, and the opening of the second pipe outside first cavity is equipped with second flange.

6. a kind of oil tank automatic water-cutting system, connect including valve, with the valve controller for capableing of control valve switch and Measure chamber, which is characterized in that the measurement chamber is the claim 1,2,4 and 5 described in any item measurement chambers, the valve Import by pipeline connect oil storage tank leakage fluid dram, the valve outlet by pipeline connect it is described measure chamber feed liquor Mouthful, the controller connects the sensor and can receive the detection signal of the sensor passes.

7. a kind of oil tank automatic water-cutting system, connect including valve, with the valve controller for capableing of control valve switch and Measure chamber, which is characterized in that the measurement chamber is the measurement chamber as claimed in claim 3, and the import of the valve passes through pipe Road connects the leakage fluid dram of oil storage tank, and the outlet of the valve connects the inlet of the measurement chamber, the controller by pipeline It connects the sensor and the detection signal of the sensor passes can be received.

8. a kind of oil tank automatic water-cutting system according to claim 7, which is characterized in that first straight tube is located at described Opening outside first cavity is the inlet of the measurement chamber, and the opening of the second pipe is the liquid outlet of the measurement chamber.