CN214334761U - Portable demulsifier quality detection device - Google Patents

Abstract

The utility model relates to a portable demulsifier quality detection device, the dielectric constant test probe is installed along the vertical direction in the bottom of demulsifier storage tank, and demulsifier storage tank lower surface sets up shaft-like boss, and temperature sensor is installed along the horizontal direction to the inner wall of demulsifier storage tank, and temperature sensor and dielectric constant test probe interval set up, and the opening of demulsifier storage tank sets up fixed lid, and the clearance is left with the lower extreme of fixed lid to the upper end of dielectric constant test probe; the supporting seat upper surface is provided with the recess, the lower surface of demulsifier storage tank and the upper surface contact of supporting seat, boss and recess grafting cooperation, installation ultrasonic wave level sensor and controlling means in the supporting seat, ultrasonic wave level sensor and dielectric constant test probe's bottom interval, the signal input part of singlechip is connected to dielectric constant test probe's output, the output of singlechip is connected with the crystal indicator, can detect out whether inefficacy of demulsifier fast, improved the production efficiency in oil field.

Description

Portable demulsifier quality detection device

Technical Field

The utility model relates to a crude oil detection field specifically is a portable demulsifier quality detection device.

Background

The demulsifier is a chemical reagent commonly used in oil field production, can promote the quick separation of crude oil and water, and is a necessary reagent for measuring the water content of the crude oil in an oil field laboratory. The demulsifier has affinity to water and oxygen, and is easy to react with water molecules and oxygen molecules in the air to deteriorate. The deteriorated demulsifier can completely lose the demulsification effect and cannot accelerate the separation process of water in the crude oil.

The current common methods for judging the quality of the demulsifier in a laboratory are a density method and an observation method. The density method needs complicated instruments, namely a falling sphere density measuring instrument measures parameters such as the density of the demulsifier; the observation method adopts human eyes to directly observe the properties of the demulsifier, and finds the characteristics of the demulsifier such as deterioration or oxidation. However, the failure of the demulsifier cannot be rapidly detected, and the improvement of the production efficiency of the oil field is influenced.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model provides a portable demulsifier quality detection device can detect out whether inefficacy of demulsifier fast, has improved the production efficiency in oil field.

The utility model discloses a realize through following technical scheme:

a portable demulsifier quality detection device comprises a dielectric constant detection probe, a demulsifier storage tank, a control device, a supporting seat, a fixed cover, an ultrasonic liquid level sensor and a temperature sensor;

the demulsifier comprises a demulsifier storage tank, a temperature sensor, a dielectric constant detection probe, a rod-shaped boss structure, a fixed cover and a temperature sensor, wherein the dielectric constant detection probe is arranged at the bottom of the demulsifier storage tank along the vertical direction;

the upper surface of supporting seat is provided with the recess, and the lower surface of demulsifier storage tank sets up with the upper surface contact of supporting seat, boss structure and recess grafting cooperation set up, install ultrasonic wave level sensor and controlling means in the supporting seat, ultrasonic wave level sensor sets up with dielectric constant test probe's bottom interval, controlling means includes singlechip and brilliant ware, the signal input part of singlechip is connected to dielectric constant test probe's output, the output of singlechip is connected with brilliant ware.

Preferably, the ultrasonic liquid level sensor is a reflection type ultrasonic liquid level sensor.

Preferably, the temperature sensor is a pt1000 temperature sensor.

Preferably, the model of the single chip microcomputer is 89C 51.

Preferably, the outer wall of the demulsifier storage tank is provided with a handle.

Preferably, still include the screw rod, the screw rod runs through fixed lid and sets up, and the one end and the fixed lid of screw rod are fixed, and the upper end of dielectric constant test probe is located the below of screw rod.

Further, a handle is fixed at the other end of the screw rod, and the handle is in a semi-ellipse shape.

Preferably, the dielectric constant detection probe is positioned at the center of the bottom of the demulsifier storage tank, the temperature sensors comprise a first temperature sensor and a second temperature sensor, and the first temperature sensor and the second temperature sensor are respectively and symmetrically arranged at two sides of the dielectric constant detection probe; the ultrasonic liquid level sensor comprises a first ultrasonic liquid level sensor and a second ultrasonic liquid level sensor, the first ultrasonic liquid level sensor is located under the center between the first temperature sensor and the dielectric constant detection probe, and the second ultrasonic liquid level sensor is located under the center between the second temperature sensor and the dielectric constant detection probe.

Preferably, the crystal displayer is an LED liquid crystal screen.

Preferably, the materials of the demulsifier storage tank and the fixed cover are 304 stainless steel.

Compared with the prior art, the utility model discloses following profitable technological effect has:

the utility model relates to a portable demulsifier quality detection device, the dielectric constant test probe is installed along the vertical direction in the bottom of demulsifier storage tank, like this when the demulsifier storage tank splendid attire the demulsifier that awaits measuring, dielectric constant test probe can send the high frequency electromagnetic wave, and this high frequency electromagnetic wave can pass the demulsifier that awaits measuring; the temperature sensor is arranged on the inner wall of the demulsifier storage tank along the horizontal direction, so that the temperature of the demulsifier can be measured accurately in real time; a fixed cover is arranged at an opening of the demulsifier storage tank, a rod-shaped boss structure is arranged on the lower surface of the demulsifier storage tank, and a groove is arranged on the upper surface of the supporting seat, so that the boss and the groove can be in plug-in fit when the lower surface of the demulsifier storage tank is in contact with the upper surface of the supporting seat, and then when the ultrasonic liquid level sensor is arranged in the supporting seat, the ultrasonic liquid level sensor can accurately measure the height of the demulsifier liquid level according to the time difference of liquid level reflection echoes, so that the measured dielectric constant of the demulsifier is corrected, and the accuracy and reliability of the final result are ensured; the output end of the dielectric constant detection probe is connected with the signal input end of the single chip microcomputer, the output end of the single chip microcomputer is connected with the crystal displayer, and therefore due to the fact that the dielectric constants of substances are different, the absorption rates of high-frequency electromagnetic waves are also different, the dielectric constant of the demulsifier can be measured through analyzing and calculating the change of the intensity and the phase of electromagnetic wave energy, whether the demulsifier fails or not can be detected quickly, and the production efficiency of an oil field is improved.

Drawings

Fig. 1 is the overall structure schematic diagram of the portable demulsifier quality detection device of the present invention.

In the figure: 1-dielectric constant detection probe, 21-first ultrasonic liquid level sensor, 22-second ultrasonic liquid level sensor, 31-first temperature sensor, 32-second temperature sensor, 4-handle, 5-demulsifier storage tank, 6-control device, 7-support seat, 8-fixed cover, 9-screw, 10-handle and 11-liquid to be detected.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings, which are provided for purposes of illustration and not limitation.

The utility model relates to a portable demulsifier quality detection device, its principle is as follows: as the composition of the demulsifier is changed after being deteriorated, the dielectric constant of the demulsifier is also changed correspondingly. Whether the demulsifier is qualified or not can be deduced by detecting the change condition of the dielectric constant of the liquid to be detected.

The utility model relates to a portable demulsifier quality detection device, as shown in figure 1, including dielectric constant test probe 1, demulsifier storage tank 5, controlling means 6, supporting seat 7, fixed lid 8, ultrasonic wave level sensor and temperature sensor.

Dielectric constant test probe 1 is installed along the vertical direction in the bottom of demulsifier storage tank 5, the lower surface of demulsifier storage tank 5 is provided with shaft-like boss structure, temperature sensor is installed along the horizontal direction to the inner wall of demulsifier storage tank 5, 1 interval setting of temperature sensor and dielectric constant test probe, demulsifier storage tank 5 is used for the splendid attire demulsifier that awaits measuring, the opening part of demulsifier storage tank 5 is provided with fixed lid 8, fixed lid 8 passes through the rubber gasket and fixes the opening part at demulsifier storage tank 5, the clearance is left with the lower extreme of fixed lid 8 to the upper end of dielectric constant test probe 1.

The upper surface of supporting seat 7 is provided with the recess, the lower surface of demulsifier storage tank 5 and the upper surface contact setting of supporting seat 7, boss structure and recess grafting cooperation set up, install ultrasonic wave level sensor and controlling means 6 in the supporting seat 7, ultrasonic wave level sensor and dielectric constant test probe 1's bottom interval set up, controlling means 6 includes singlechip and brilliant ware, the signal input part of singlechip is connected to dielectric constant test probe 1's output, the output of singlechip is connected with brilliant ware.

Further, the dielectric constant detection probe 1 is located at the center of the bottom of the demulsifier storage tank 5, the temperature sensors include a first temperature sensor 31 and a second temperature sensor 32, and the first temperature sensor 31 and the second temperature sensor 32 are respectively and symmetrically arranged on two sides of the dielectric constant detection probe 1; the ultrasonic liquid level sensor comprises a first ultrasonic liquid level sensor 21 and a second ultrasonic liquid level sensor 22, wherein the first ultrasonic liquid level sensor 21 is positioned right below the center between the first temperature sensor 31 and the dielectric constant detection probe 1, and the second ultrasonic liquid level sensor 22 is positioned right below the center between the second temperature sensor 32 and the dielectric constant detection probe 1.

The dielectric constant detection probe 1 adopts a high-frequency electromagnetic wave sensing principle, the absorption rates of high-frequency electromagnetic waves are different due to different material dielectric constants, and then the dielectric constant of the demulsifier can be measured by analyzing the change of the intensity and the phase of electromagnetic wave energy, and the dielectric constant detection probe 1 has the characteristics of high precision and good stability.

The ultrasonic liquid level sensor is a reflection type ultrasonic liquid level sensor. The sensor is arranged at the bottom of the container of the device, and the height of the demulsifier liquid level is accurately measured according to the time difference of the liquid level reflection echo. The volume of the demulsifier poured into the instrument each time is different because the sampling amount each time can not be accurately controlled. The reflection type ultrasonic liquid level sensor can measure the liquid level height of the demulsifier at the bottom of the container of the device, correct the measured dielectric constant of the demulsifier, fill the demulsifier in the device to measure the actual dielectric constant during specific detection, and multiply the demulsifier with a certain height by the liquid level height compensation coefficient during each detection, thereby ensuring the accuracy and reliability of the final result.

The temperature sensor 3 adopts a pt1000 temperature sensor made of platinum materials to measure the temperature of the demulsifier in real time. Because the dielectric constant can be changed by the change of temperature, the dielectric constant of accurate measurement demulsifier need carry out the precision measurement to its temperature, the utility model discloses under the uniform temperature, like 20 degrees, survey after the dielectric constant of demarcation demulsifier again and multiply temperature coefficient, compensate measurement result, improve the measurement accuracy of instrument.

The model of the singlechip is 89C51, and it has the characteristics of fast operation speed, high intelligence, good accuracy and strong stability as the analysis calculation core. The measurement time for each sample was less than 30 seconds at room temperature.

For convenience, a handle 4 is arranged on the outer wall of the demulsifier storage tank 5, and the LED liquid crystal screen is stuck by a transparent adhesive tape after being placed in the tank. The screw rod 9 runs through the setting of fixed lid 8, and the one end of screw rod 9 is fixed with fixed lid 8, and the upper end of dielectric constant test probe 1 is located the below of screw rod 9, and the other end of screw rod 9 is fixed with handle 10, and the shape of handle 10 is half ellipse, conveniently carries like this.

The demulsifier storage tank 5 and the fixed cover 8 are both made of 304 stainless steel, so that the demulsifier storage tank is not afraid of corrosion of corrosive liquids such as acid, alkali and the like, and has good durability. The LCD is an LED LCD screen.

The utility model discloses a portable demulsifier quality detection device's work flow does, at first adds the liquid 11 that awaits measuring in demulsifier storage tank 5, and the demulsifier promptly, after first ultrasonic wave level sensor 21 and second ultrasonic wave level sensor 22 measured the liquid level in demulsifier storage tank 5 and constantly increased and steadily got off, the starting instrument began to measure.

The first temperature sensor 31 and the second temperature sensor 32 measure the temperature of the demulsifier, the dielectric constant detection probe 1 corrects the dielectric constant of the demulsifier in the demulsifier storage tank 5 by combining the temperature and the liquid level height of the demulsifier at the moment through the single chip microcomputer, and then the corrected result is displayed on the LED liquid crystal screen, so that whether the dielectric constant of the demulsifier is changed or not can be judged, and whether the demulsifier fails or not can be detected quickly.

Claims (10)

1. A portable demulsifier quality detection device is characterized by comprising a dielectric constant detection probe (1), a demulsifier storage tank (5), a control device (6), a supporting seat (7), a fixed cover (8), an ultrasonic liquid level sensor and a temperature sensor;

the demulsifier comprises a demulsifier storage tank (5), a dielectric constant detection probe (1) and a temperature sensor, wherein the dielectric constant detection probe (1) is arranged at the bottom of the demulsifier storage tank (5) along the vertical direction, a rod-shaped boss structure is arranged on the lower surface of the demulsifier storage tank (5), the temperature sensor is arranged on the inner wall of the demulsifier storage tank (5) along the horizontal direction, the temperature sensor and the dielectric constant detection probe (1) are arranged at intervals, the demulsifier storage tank (5) is used for containing a demulsifier to be detected, a fixed cover (8) is arranged at an opening of the demulsifier storage tank (5), and a gap is reserved between the upper end of the dielectric constant detection probe (1) and the lower end of the fixed cover (8);

the upper surface of supporting seat (7) is provided with the recess, and the lower surface of demulsifier storage tank (5) sets up with the last surface contact of supporting seat (7), boss structure and recess grafting cooperation set up, install ultrasonic wave level sensor and controlling means (6) in supporting seat (7), ultrasonic wave level sensor sets up with the bottom interval of dielectric constant test probe (1), controlling means (6) include singlechip and brilliant ware that shows, the signal input part of singlechip is connected to the output of dielectric constant test probe (1), the output of singlechip is connected with the brilliant ware that shows.

2. The portable demulsifier quality detection apparatus of claim 1, wherein the ultrasonic liquid level sensor is a reflection-type ultrasonic liquid level sensor.

3. The portable demulsifier mass detection apparatus of claim 1, wherein the temperature sensor is a pt1000 temperature sensor.

4. The portable demulsifier quality detection apparatus of claim 1, wherein the model of the single-chip microcomputer is 89C 51.

5. The portable demulsifier quality detection apparatus according to claim 1, wherein the outer wall of the demulsifier storage tank (5) is provided with a handle (4).

6. The portable demulsifier quality detection apparatus of claim 1, further comprising a screw (9), wherein the screw (9) is disposed through the fixed cover (8), one end of the screw (9) is fixed to the fixed cover (8), and the upper end of the dielectric constant detection probe (1) is located below the screw (9).

7. The portable demulsifier quality detection apparatus of claim 6, wherein a handle (10) is fixed at the other end of the screw (9), and the handle (10) is in the shape of a semi-ellipse.

8. The portable demulsifier mass detection apparatus of claim 1, wherein the permittivity detection probe (1) is located at the center of the bottom of the demulsifier storage tank (5), and the temperature sensors comprise a first temperature sensor (31) and a second temperature sensor (32), and the first temperature sensor (31) and the second temperature sensor (32) are respectively and symmetrically arranged at two sides of the permittivity detection probe (1); the ultrasonic liquid level sensor comprises a first ultrasonic liquid level sensor (21) and a second ultrasonic liquid level sensor (22), wherein the first ultrasonic liquid level sensor (21) is positioned under the center between a first temperature sensor (31) and the dielectric constant detection probe (1), and the second ultrasonic liquid level sensor (22) is positioned under the center between a second temperature sensor (32) and the dielectric constant detection probe (1).

9. The portable demulsifier quality detection apparatus of claim 1, wherein the crystal display is an LED liquid crystal screen.

10. The portable demulsifier quality detection apparatus of claim 1, wherein the demulsifier tank (5) and the fixed cover (8) are both made of 304 stainless steel.

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