CN215833069U - Oil field sewage corrosion inhibitor concentration detection device - Google Patents
Oil field sewage corrosion inhibitor concentration detection device Download PDFInfo
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- CN215833069U CN215833069U CN202121396805.4U CN202121396805U CN215833069U CN 215833069 U CN215833069 U CN 215833069U CN 202121396805 U CN202121396805 U CN 202121396805U CN 215833069 U CN215833069 U CN 215833069U
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Abstract
The utility model relates to the technical field of oilfield sewage detection, in particular to an oilfield sewage corrosion inhibitor concentration detection device which comprises a detection tube, wherein an upper sealing plate and a lower sealing plate are arranged on the detection tube, a driving motor is arranged at the top of the upper sealing plate, a stirring shaft is arranged in the detection tube and fixedly connected with the driving motor, a liquid taking tube is arranged at the bottom of the lower sealing plate, an extraction device and a power supply source are arranged outside the detection tube, the extraction device comprises an extraction cylinder, a piston is arranged in the extraction cylinder in a sliding and sealing mode, a piston rod is fixedly arranged at the top of the piston, the bottom end of the extraction cylinder is fixedly communicated with a connecting tube, the other end of the connecting tube is fixedly arranged on the upper sealing plate and communicated with the interior of the detection tube, and the power supply source is electrically connected with the driving motor. The utility model pumps the sewage into the detection pipe through the pumping device, foams the sewage through the stirring shaft, and can determine the concentration of the corrosion inhibitor by observing the foaming height, and has the advantages of simple structure, small volume, and convenient carrying and use.
Description
Technical Field
The utility model relates to the technical field of oilfield sewage detection, and discloses an oilfield sewage corrosion inhibitor concentration detection device.
Background
The corrosion inhibitor is usually adopted to carry out corrosion prevention and protection on oil and gas well pipeline metal in the process of oil and gas well exploitation, but the corrosion inhibitor is added into oil field sewage, the effective concentration of the corrosion inhibitor is unknown along with the change of time, so that the dosing period and the dosing concentration have great blindness, the corrosion inhibitor for the oil field sewage has the obvious foamability characteristic, the concentration of the corrosion inhibitor for the oil field sewage can be judged according to the foam quantity after oscillation treatment, the corrosion inhibitor is prepared into various concentrations in advance, a certain amount of the corrosion inhibitor is respectively put into the detection device, the liquid level is aligned to a zero scale line, the foam height in a hollow pipe is recorded through oscillation and standing, as the foam heights of the corrosion inhibitors with different concentrations after oscillation are different and are increased along with the increase of the concentrations, the foam heights corresponding to the corrosion inhibitor solutions with known concentrations can be used as reference values, and then, the foam height of the corrosion inhibitor for the oil field sewage is measured by the same method, the concentration of the corrosion inhibitor in the oil field sewage can be quickly obtained through comparison.
Most of the existing detection devices for the concentration of the sewage corrosion inhibitor are low in automation degree, often need manual oscillation, consume time and labor, slow in detection progress, incapable of achieving on-site rapid detection, and also have a detection device with a high automation degree, but the volume is relatively large, and inconvenience is caused to carrying.
Disclosure of Invention
The utility model provides a device for detecting the concentration of a corrosion inhibitor in oil field sewage, which overcomes the defects of the prior art and can effectively solve the problems of manual oscillation, large volume, inconvenience in carrying and use of the conventional device for detecting the concentration of the corrosion inhibitor in the sewage.
The technical scheme of the utility model is realized by the following measures: a corrosion inhibitor concentration detection device for oilfield sewage comprises a detection tube made of transparent materials, wherein a plurality of scale marks are arranged on the detection tube at intervals along the vertical direction of the detection tube, the upper end and the lower end of the detection tube are respectively provided with an upper sealing plate and a lower sealing plate in a sealing manner, the top of the upper sealing plate is fixedly provided with a driving motor, a stirring shaft is arranged in the detection tube, the top of the stirring shaft penetrates through the upper sealing plate and is fixedly connected with a motor shaft of the driving motor, the bottom of the lower sealing plate is provided with a liquid taking tube communicated with the interior of the detection tube, the outer side of the detection tube is provided with an extraction device and a power supply, the extraction device comprises an extraction tube with the lower end closed and the upper end opened, a piston is arranged in the extraction tube in a sliding sealing manner, the top of the piston is fixedly provided with a piston rod, the upper end of the piston rod extends out of the upper end of the extraction tube and is communicated with the interior of the detection tube, the connection tube is fixedly arranged on the upper sealing plate, and the power supply is electrically connected with the driving motor.
The following are further optimization or/and improvement of the technical scheme of the utility model:
above-mentioned (mixing) shaft can include the puddler, and the puddler is equipped with two sets of at least paddles along its axial direction from supreme interval down, and every group paddle includes two about the puddler central axis bilateral symmetry and the trapezoidal blade of fixed mounting on the puddler.
A connecting plate can be arranged between the detection tube and the extraction cylinder, one end of the connecting plate is fixedly connected with the outer side wall of the detection tube, and the other end of the connecting plate is fixedly connected with the outer side wall of the extraction cylinder.
The power supply can comprise a battery box fixedly arranged on the outer side wall of the detection tube, a storage battery is arranged in the battery box, and the storage battery is connected with the driving motor through a lead.
The upper sealing plate corresponding to the outer side position of the driving motor can be provided with a motor protective cover, and the driving motor is positioned inside the motor protective cover.
The device has the advantages of simple and compact structure, small volume and convenient carrying and use, sewage is pumped into the detection pipe by the extraction device, the stirring shaft is driven by the driving motor to stir the sewage, the sewage is foamed, and the concentration of the corrosion inhibitor in the sewage can be determined by observing the foaming height and comparing the foaming height with a reference value.
Drawings
Fig. 1 is a schematic front view of the preferred embodiment of the present invention.
Fig. 2 is a schematic partial sectional structure view of the preferred embodiment of the present invention.
Fig. 3 is a schematic top view of the preferred embodiment of the present invention.
The codes in the figures are respectively: the detection device comprises a detection tube 1, an upper sealing plate 2, a lower sealing plate 3, a driving motor 4, a liquid taking tube 5, an extraction cylinder 6, a piston 7, a piston rod 8, a connecting tube 9, scale marks 10, a stirring rod 11, blades 12, a connecting plate 13, a battery box 14, a storage battery 15, a lead 16 and a motor protective cover 17.
Detailed Description
The present invention is not limited by the following examples, and specific embodiments may be determined according to the technical solutions and practical situations of the present invention.
In the present invention, for convenience of description, the description of the relative positional relationship of the components is described according to the layout pattern of fig. 1 of the specification, such as: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of the drawings of the specification.
The utility model is further described with reference to the following examples and figures:
as shown in the attached drawings 1, 2 and 3, the device for detecting the concentration of the corrosion inhibitor in the oilfield sewage comprises a detection tube 1 made of transparent materials, a plurality of scale marks 10 are arranged on the detection tube 1 at intervals along the vertical direction of the detection tube 1, an upper sealing plate 2 and a lower sealing plate 3 are respectively arranged at the upper end and the lower end of the detection tube 1 in a sealing manner, a driving motor 4 is fixedly arranged at the top of the upper sealing plate 2, a stirring shaft is arranged in the detection tube 1, the top of the stirring shaft penetrates through the upper sealing plate 2 to be fixedly connected with a motor shaft of the driving motor 4, a liquid taking pipe 5 communicated with the interior of the detection tube 1 is arranged at the bottom of the lower sealing plate 3, an extraction device and a power supply are arranged at the outer side of the detection tube 1, the extraction device comprises an extraction tube 6 with the lower end closed and the upper end opened, a piston 7 is arranged in the extraction tube 6 in a sliding and sealing manner, a piston rod 8 is fixedly arranged at the top of the piston 7, the upper end of the piston rod 8 extends out of the upper end of the extraction tube 6 and is fixedly communicated with a connecting pipe 9, the other end of the connecting pipe 9 is fixedly arranged on the upper sealing plate 2 and communicated with the interior of the detection pipe 1, and the power supply is electrically connected with the driving motor 4.
According to needs, the detecting tube 1 can be of a cuboid structure, and the scale marks 10 are arranged on the front side face of the detecting tube 1 so as to be convenient for an operator to observe. When the corrosion inhibitor is used, corrosion inhibitors with different concentrations are prepared and respectively placed in different containers, a piston rod 8 is pulled to suck the corrosion inhibitors with each concentration into a detection pipe 1, the liquid level reaches the position of a 0-scale mark 10, a driving motor 4 is started to drive a stirring shaft to rotate, the height of foam generated by the corrosion inhibitors with each concentration is recorded through the scale mark 10 on the detection pipe 1 after stirring, the height of the foam is increased along with the increase of the concentration, and the heights of the foam corresponding to the corrosion inhibitor solutions with known concentrations are recorded as reference values in the above mode; after the recording is finished, the liquid taking pipe 5 is stretched into the sewage and the piston rod 8 is pulled, the sewage is sucked into the detection pipe 1 under the action of atmospheric pressure, the liquid level of the sewage is located at the position of a scale mark 10 of 0, the driving motor 4 is started to drive the stirring shaft to rotate, the height of foam generated by the sewage is recorded through the scale mark 10 on the detection pipe 1 after stirring, the height of the foam generated by the sewage is respectively compared with the height of the foam generated by corrosion inhibitor solutions with different concentrations, and if the heights of the foam are the same, the concentration of the corrosion inhibitor in the sampled sewage is the same as the concentration of the corrosion inhibitor compared with the height of the foam. The device has the advantages of simple and compact structure, small size and convenient carrying and use, sewage is pumped into the detection pipe 1 through the pumping device, the stirring shaft is driven by the driving motor 4 to stir the sewage, the sewage is foamed, and the concentration of the corrosion inhibitor in the sewage can be determined by observing the foaming height and comparing the foaming height with a reference value.
The oil field sewage corrosion inhibitor concentration detection device can be further optimized or/and improved according to actual needs:
as shown in fig. 2, the stirring shaft includes a stirring rod 11, the stirring rod 11 is provided with at least two groups of blades at intervals along the axial direction thereof from bottom to top, and each group of blades includes two trapezoidal blades 12 which are bilaterally symmetric about the central axis of the stirring rod 11 and are fixedly mounted on the stirring rod 11. Through setting up two sets of paddles and trapezoidal blade 12, can fully stir sewage, and then can accelerate the speed that the foam produced.
As shown in the attached figures 1, 2 and 3, a connecting plate 13 is arranged between the detection tube 1 and the extraction cylinder 6, one end of the connecting plate 13 is fixedly connected with the outer side wall of the detection tube 1, and the other end of the connecting plate is fixedly connected with the outer side wall of the extraction cylinder 6. The detection tube 1 and the extraction cylinder 6 are fixedly connected together through the connecting plate 13, so that the operation of extracting sewage into the detection tube 1 is facilitated.
As shown in fig. 1, 2 and 3, the power supply comprises a battery box 14 fixedly mounted on the outer side wall of the detection tube 1, a storage battery 15 is arranged in the battery box 14, and the storage battery 15 is connected with the driving motor 4 through a lead 16. The short circuit is caused by the arrangement of the battery case 14 to prevent the splashed sewage from falling onto the storage battery 15.
As shown in fig. 1, 2 and 3, a motor protection cover 17 is disposed on the upper sealing plate 2 corresponding to the outer side of the driving motor 4, and the driving motor 4 is disposed inside the motor protection cover 17. The motor protection cover 17 is arranged to prevent splashed sewage from falling onto the driving motor 4 to cause short circuit and damage to the driving motor 4.
The above technical features constitute the best embodiment of the present invention, which has strong adaptability and best implementation effect, and unnecessary technical features can be increased or decreased according to actual needs to meet the requirements of different situations.
Claims (8)
1. A corrosion inhibitor concentration detection device for oilfield sewage is characterized by comprising a detection tube made of transparent materials, wherein a plurality of scale marks are arranged on the detection tube at intervals along the vertical direction of the detection tube, the upper end and the lower end of the detection tube are respectively provided with an upper sealing plate and a lower sealing plate in a sealing manner, the top of the upper sealing plate is fixedly provided with a driving motor, a stirring shaft is arranged in the detection tube, the top of the stirring shaft penetrates through the upper sealing plate and is fixedly connected with a motor shaft of the driving motor, the bottom of the lower sealing plate is provided with a liquid taking tube communicated with the interior of the detection tube, the outer side of the detection tube is provided with an extraction device and a power supply, the extraction device comprises an extraction tube with the lower end closed and the upper end opened, a piston is arranged in the extraction tube in a sliding sealing manner, the top of the piston is fixedly provided with a piston rod, the upper end of the piston rod extends out of the upper end of the extraction tube and is communicated with the interior of the detection tube, and the power supply is electrically connected with the driving motor.
2. The oilfield sewage corrosion inhibitor concentration detection device of claim 1, wherein the stirring shaft comprises a stirring rod, the stirring rod is provided with at least two groups of blades at intervals along an axial direction of the stirring rod from bottom to top, and each group of blades comprises two trapezoidal blades which are bilaterally symmetric about a central axis of the stirring rod and are fixedly installed on the stirring rod.
3. The device for detecting the concentration of the corrosion inhibitor in the oilfield sewage according to claim 1 or 2, wherein a connecting plate is arranged between the detection tube and the extraction cylinder, one end of the connecting plate is fixedly connected with the outer side wall of the detection tube, and the other end of the connecting plate is fixedly connected with the outer side wall of the extraction cylinder.
4. The device for detecting the concentration of the corrosion inhibitor in the oilfield sewage according to claim 1 or 2, wherein the power supply comprises a battery box fixedly arranged on the outer side wall of the detection tube, a storage battery is arranged in the battery box, and the storage battery is connected with the driving motor through a lead.
5. The device for detecting the concentration of the corrosion inhibitor in the oilfield sewage according to claim 3, wherein the power supply comprises a battery box fixedly arranged on the outer side wall of the detection tube, a storage battery is arranged in the battery box, and the storage battery is connected with the driving motor through a lead.
6. The device for detecting the concentration of the corrosion inhibitor in the oilfield sewage according to claim 1, 2 or 5, wherein a motor protective cover is arranged on the upper sealing plate corresponding to the outer side of the driving motor, and the driving motor is positioned inside the motor protective cover.
7. The device for detecting the concentration of the corrosion inhibitor in the oilfield sewage according to claim 3, wherein a motor protective cover is arranged on the upper sealing plate corresponding to the outer side of the driving motor, and the driving motor is positioned inside the motor protective cover.
8. The device for detecting the concentration of the corrosion inhibitor in the oilfield sewage according to claim 4, wherein a motor protective cover is arranged on the upper sealing plate corresponding to the outer side of the driving motor, and the driving motor is positioned inside the motor protective cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121396805.4U CN215833069U (en) | 2021-06-23 | 2021-06-23 | Oil field sewage corrosion inhibitor concentration detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121396805.4U CN215833069U (en) | 2021-06-23 | 2021-06-23 | Oil field sewage corrosion inhibitor concentration detection device |
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| CN215833069U true CN215833069U (en) | 2022-02-15 |
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| CN202121396805.4U Active CN215833069U (en) | 2021-06-23 | 2021-06-23 | Oil field sewage corrosion inhibitor concentration detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115586313A (en) * | 2022-08-22 | 2023-01-10 | 海南恒建建筑工程有限公司 | Building site sewage deodorizing device |
-
2021
- 2021-06-23 CN CN202121396805.4U patent/CN215833069U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115586313A (en) * | 2022-08-22 | 2023-01-10 | 海南恒建建筑工程有限公司 | Building site sewage deodorizing device |
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Effective date of registration: 20230109 Address after: Room 401, No. 69, Zhongxing Road, Baijiantan District, Karamay, Xinjiang Uygur Autonomous Region, 834008 Patentee after: Karamay Xinkeao Engineering Construction Co.,Ltd. Address before: 834000 production technology department, No.2, Junggar Road, Karamay District, Karamay City, Xinjiang Uygur Autonomous Region Patentee before: KARAMAY XINKEAO PETROLEUM TECHNOLOGICAL Co.,Ltd. |
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