CN213016331U

CN213016331U - Sampling device for oil extraction in oil field

Info

Publication number: CN213016331U
Application number: CN202022117748.3U
Authority: CN
Inventors: 刘军成
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-04-20
Anticipated expiration: 2030-09-24

Abstract

The utility model provides a sampling device that oil field oil recovery used belongs to oil recovery sample technical field, including sampling device, support frame and advance the sampling jar, both ends about the support frame is located the sampling device downside, and support frame and sampling device fixed connection, sampling device outside right-hand member is equipped with the sampling jar, and the sampling jar inlays with sampling device and is connected. This kind of sampling device for oil field recovery is stable in structure, be equipped with the sampling tube through this device, the ware of exerting pressure, pressure shaft and sealing rubber, need not set up the lofting valve sample in the well head oil pipe department of coming of oil well, unnecessary fluid sample can flow back, need not pour into in the bucket or extravagant, make so convenient environmental protection again, do benefit to the recycle of fluid, and this device is equipped with the pump-out machine, the fluid sample of taking out, the fluid sample can not produce the change under the air, thereby make the fluid sample that sends off the detection still original, the result report that detects out can not have the deviation, do benefit to in-service use.

Description

Sampling device for oil extraction in oil field

Technical Field

The utility model relates to an oil recovery sampling technical field specifically is a sampling device that oil field oil recovery was used.

Background

With the continuous deep development of oil field development technology, the oil industry in China pays more and more attention to the true and reliable state of oil and gas samples for exploration and development of oil and gas wells, and the acquisition of the first-hand true and effective oil and gas sample data is of great importance to contemporary oil people. The method ensures that the oil gas sample completely keeps the single phase, high pressure and high temperature of the original oil gas well stratum state no matter in the underground sampling operation stage or the laboratory sample testing and analyzing stage; the method ensures that sample parameters obtained by chemical examination are real and effective parameters in the pit, and is the ultimate target of the design of a sampler and an experimental system thereof, samples are taken before and during the oil collection, and the sampling of the oil field is directly related to the quality of the collected oil, so the sampling standard of the oil field must be strict and accurate, and the existing oil sampling equipment mostly samples in the open air or artificially samples, thereby not only polluting the oil sample, but also causing artificial errors and environmental pollution, and the working efficiency of workers is low.

However, the sampling device of oil field oil recovery usefulness of some existing simple structure, it sets up the lofting valve sample to advance oil pipe department at the well head of oil well, unnecessary fluid sample can not flow back, can only pour into the bucket or waste, make inconvenient also environmental protection like this, be unfavorable for the recycle of fluid, and the fluid sample that the sampling device of some oil field oil recovery usefulness took out now, fluid sample can produce the change under the air, the fluid sample that leads to sending the detection is not original, thereby make the result report that detects out have the deviation, be unfavorable for in-service use.

Therefore, there is a need for upgrading and retrofitting sampling devices for oil recovery in existing oil fields to overcome existing problems and deficiencies.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that the existing sampling device for oil extraction in oil field has single structural design, the sampling valve is arranged at the oil pipe position of the oil well, the excessive oil sample can not flow back and can only be poured into a barrel or be wasted, which causes inconvenience and environmental protection, and is not beneficial to the recycling of oil, and the oil sample taken out by the existing sampling device for oil extraction in oil field can be changed under the air, so that the oil sample sent to be detected is not original, thereby causing the deviation of the result report detected, which is not beneficial to the practical use, the sampling device for oil extraction in oil field is provided, the sampling device has stable structure by arranging the sampling pipe, the air pump, the sampling tank, the pressure applicator, the pressure shaft and the sealing rubber, the sampling valve is not required to be arranged at the oil pipe position of the oil well head, and the excessive oil sample can flow back, need not pour into the bucket or extravagant for convenient environmental protection again like this does benefit to the recycle of fluid, and this device is equipped with the pump-out machine, the fluid sample of taking out, the fluid sample can not produce under the air and change, thereby makes the fluid sample that sends the detection still original, and the result report that detects can not have the deviation, does benefit to in-service use.

In order to achieve the above object, the utility model provides a technical scheme, a sampling device for oil extraction in oil field, which comprises a sampling device, a support frame and a sampling tank, wherein the support frame is arranged at the left and right ends of the lower side of the sampling device and is fixedly connected with the sampling device, the right end of the outer side of the sampling device is provided with the sampling tank which is connected with the sampling device in an embedding way, the left side of the sampling device is provided with a molecular sieve which is fixedly connected with the sampling device, the right side of the molecular sieve is provided with a valve which is fixedly connected with the sampling device, the upper end of the sampling device is provided with a pressure applicator which is fixedly connected with the sampling device, the middle part of the pressure applicator is provided with a pressure shaft which is fixedly connected with the pressure applicator, the lower side of the pressure shaft is provided with sealing rubber which is fixedly connected with the pressure shaft, the middle part of the, and the sampling tube is fixedly connected with the supporting frame, the left and right ends of the lower side of the sampling tube are respectively provided with a calandria, the calandria is communicated with the sampling tube, the left and right ends of the middle part of the sampling tube are respectively provided with a filter tube, the filter tube is communicated with the sampling tube, the upper end of the outer side of the sampling tank is provided with a handle, the handle is fixedly connected with the sampling tank, the right lower end of the inner side of the sampling tank is provided with a gauge, the gauge is fixedly connected with the sampling tank, the upper side of the gauge is provided with an evacuator, the evacuator is fixedly connected with the sampling tank, the left end of the outer side of the sampling tank is provided with a sampling tank valve, the sampling tank valve is communicated with the sampling tank, the left side of the sampling tank valve is provided with a connector, the connector is fixedly connected with the sampling tank valve, the left, both ends all are equipped with the fixed plate about the filter tube, and fixed plate and filter tube fixed connection, the fixed plate downside is equipped with the drain, and drain and fixed plate fixed connection, the filter tube inboard is equipped with the filter screen, and filter screen and filter tube fixed connection, the pump-down fan inboard is equipped with the axis of rotation, and axis of rotation and pump-down fan fixed connection, the axis of rotation surface all is equipped with the flabellum, and flabellum and axis of rotation fixed connection, pump-down fan outside right-hand member is equipped with the evacuation mouth, and evacuation mouth and pump-down fan through connection.

Preferably, the calandria is provided with 2 in total, and the calandria uses the sampling tube as central symmetry and distributes.

Preferably, the sewage draining outlet and the fixing plate are perpendicular to the lower side of the filter pipe, and the filter pipe is symmetrically distributed by taking the sampling pipe as a center.

Preferably, the connector and the connector are circular, the connector and the connector can be embedded and connected into a whole, and a sealing ring is arranged on one side of the connector and one side of the connector.

Preferably, the number of the fan blades is 5, and the fan blades surround the surface of the rotating shaft.

Preferably, the pressure shaft is perpendicular to the middle part of the pressure applicator, and the pressure shaft and the sealing rubber are arranged integrally.

Preferably, the gauge table is rectangular, and the gauge table is perpendicular to the inside bottom of the sampling tank.

Has the advantages that:

(1) this kind of sampling device that oil field oil recovery used passes through the improvement of structure, make this device when in-service use, be equipped with the sampling tube through this device, the ware of executing the depressor, pressure shaft and sealing rubber, need not set up the lofting valve sample in the well head oil pipe department of coming into the station of oil well, unnecessary fluid sample can flow back, need not pour into the bucket or waste, make so convenient environmental protection again, do benefit to the recycle of fluid, and this device is equipped with the pump-out machine, the fluid sample of taking out, the fluid sample can not produce the change under the air, thereby make the fluid sample that sends off the detection still original, the result report that detects can not have the deviation, do benefit to in-service use.

(2) The sampling device for oil extraction in the oil field has the advantages that: because this device is equipped with sampling tube, pressure applicator, pressure shaft and sealing rubber, can directly follow the interior sample of oil well, need not set up the lofting valve sample in the well head oil pipe department of entering the station of oil well, can flow back to the oil well unnecessary fluid through the calandria for unnecessary fluid need not pour into the bucket or waste, and convenient again is the environmental protection like this, does benefit to the recycle of fluid.

(3) Secondly, the method comprises the following steps: and this device is equipped with the pump-out machine, evacuates to find time through the air in the sampling tank of pump-out machine with the oil filling liquid sample for the oil liquid sample can not produce under the air and deteriorate, and the oil liquid sample that sends to the detection is still original, and the result report that detects is more accurate, can not have the deviation, does benefit to in-service use.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the structure of the connection head and the connection port of the present invention.

Fig. 3 is a schematic view of the structure of the filtering pipe of the present invention.

Fig. 4 is a schematic structural view of the evacuation machine of the present invention.

In FIGS. 1-4: 1. a sampling device; 2. a support frame; 3. a sampling tank; 4. a molecular sieve; 5. a valve; 6. a sampling tube; 7. arranging pipes; 8. applying a pressure device; 9. a pressure shaft; 10. sealing rubber; 11. a filter tube; 1101. a sewage draining outlet; 1102. a fixing plate; 1103. a filter screen; 12. a handle; 13. a meter; 14. an evacuator; 1401. a rotating shaft; 1402. emptying the air; 1403. a fan blade; 15. a connecting port; 16. a connector; 17. a sampling tank valve; 18. and (5) sealing rings.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.

Example (b):

with reference to the figures 1-4 of the drawings,

the sampling device for oil extraction in oil field provided by this embodiment comprises a sampling device 1, a support frame 2 and a sampling tank 3, wherein the support frame 2 is located at the left and right ends of the lower side of the sampling device 1, the support frame 2 is fixedly connected with the sampling device 1, the sampling tank 3 is arranged at the right end of the outer side of the sampling device 1, the sampling tank 3 is connected with the sampling device 1 in an embedding manner, the molecular sieve 4 is arranged at the left side of the sampling device 1, the molecular sieve 4 is fixedly connected with the sampling device 1, valves 5 are arranged at the right sides of the molecular sieves 4, the valves 5 are fixedly connected with the sampling device 1, a pressure applicator 8 is arranged at the upper end of the sampling device 1, the pressure applicator 8 is fixedly connected with the sampling device 1, a pressure shaft 9 is arranged in the middle of the pressure applicator 8, the pressure shaft 9 is fixedly connected with the pressure applicator 8, sealing rubber 10 is arranged at the lower side of the pressure, and the sampling tube 6 is fixedly connected with the supporting frame 2, the left and right ends of the lower side of the sampling tube 6 are respectively provided with a calandria 7, the calandria 7 is communicated with the sampling tube 6, the left and right ends of the middle part of the sampling tube 6 are respectively provided with a filter tube 11, the filter tube 11 is communicated with the sampling tube 6, the upper end of the outer side of the sampling tank 3 is provided with a handle 12, the handle 12 is fixedly connected with the sampling tank 3, the right lower end of the inner side of the sampling tank 3 is provided with a gauge 13, the gauge 13 is fixedly connected with the sampling tank 3, the upper side of the gauge 13 is provided with a vacuum pump 14, the vacuum pump 14 is fixedly connected with the sampling tank 3, the left end of the outer side of the sampling tank 3 is provided with a sampling tank valve 17, the sampling tank valve 17 is communicated with the sampling tank 3, the left side of the sampling tank valve 17 is provided with a connector, the right side of the connector 16 is provided with a sealing ring 18, the sealing ring 18 is fixedly connected with the connector 16, the upper end and the lower end of the filter pipe 11 are both provided with a fixing plate 1102, the fixing plate 1102 is fixedly connected with the filter pipe 11, the lower side of the fixing plate 1102 is provided with a sewage discharge outlet 1101, the sewage discharge outlet 1101 is fixedly connected with the fixing plate 1102, the inner side of the filter pipe 11 is provided with a filter screen 1103, the filter screen 1103 is fixedly connected with the filter pipe 11, the inner side of the evacuator 14 is provided with a rotating shaft 1401, the rotating shaft 1401 is fixedly connected with the evacuator 14, the surface of the rotating shaft 1401 is provided with a fan blade 1403, the fan blade 1403 is fixedly connected with the rotating shaft 1401, the right end of the.

Furthermore, 2 calandrias 7 are arranged, and the calandrias 7 are symmetrically distributed by taking the sampling tube 6 as the center;

in the embodiment, through the design, when the sampling tube 6 samples, oil samples are extracted more, redundant oil samples can be discharged back to the sampling tube 6 through the discharging tube 7 and then flow back to the oil well, and waste of oil is avoided.

Further, the sewage draining outlet 1101 and the fixing plate 1102 are perpendicular to the lower side of the filter tube 11, and the filter tube 11 is symmetrically distributed with the sampling tube 6 as the center;

in this embodiment, through this kind of design for when the fluid sample that comes in the sampling 6 extraction passes through filter tube 11, can filter some big impurity, the long-time filtration impurity of filter screen 1103 can pile up the condition, and the accessible drain 1101 is discharged filterable impurity, thereby makes the normal work that does not influence the filter tube, avoids blockking up.

Furthermore, the connector 16 and the connector 15 are circular, the connector 16 and the connector 15 can be connected into a whole in an embedded manner, and one side of the connector 16 and one side of the connector 15 are both provided with a sealing ring 18;

in this embodiment, through this kind of design for sample jar 3 links together with sampling device 1 and gets the oil sample, and connector 16 and connector 15 one side all are equipped with sealing washer 18, thereby make connector 16 and connector 15 inlay the during operation of linking together, the condition of leaking fluid can not appear, causes unnecessary waste.

Furthermore, 5 fan blades 1403 are arranged, and the fan blades 1403 surround the surface of the rotating shaft 1401;

in this embodiment, through this kind of design for flabellum 1403 is rotatory through the drive of axis of rotation 1401, can all find time the air in the sampling tank 3, thereby makes the fluid sample can not the oxidation rotten in sampling tank 3, influences the deviation of testing result.

Further, a pressure shaft 9 is perpendicular to the middle of the pressure applicator 8, and the pressure shaft 9 and the sealing rubber 10 are arranged integrally;

in this embodiment, through this kind of design for pressure shaft 9 can be through the pressure application and the pressure release of depressor 8 and move up and down, and pressure shaft 9 and sealing rubber 10 set up as an organic whole, thereby make pressure shaft 9 and sealing rubber 10 when moving up and down, can be better with the oil extraction in the oil well come.

Further, the meter 13 is rectangular, and the meter 13 is vertical to the bottom of the inner side of the sampling tank 3;

in this embodiment, through this kind of design for in the fluid sample flows into sample tank 3, can draw the oil mass in real time through the understanding that strapping table 13 is clear, and can get the fluid sample according to the oil mass that detects needs according to strapping table 13, avoid too much fluid in the extraction oil well, lead to the too much image testing result of the fluid sample that will extract.

The working principle is as follows:

when the sampling device for oil extraction in the oil field provided by the embodiment is used, the tightness of connection among all parts of the sampling device is firstly checked, then the sampling device is placed on the horizontal ground, oil in the oil well can be extracted through the matching work of the sampling tube 6, the pressure applicator 8, the pressure shaft 9 and the sealing rubber 10, the extracted oil enters from the filter tube 11, impurities in the oil can be filtered once by the filter screen 1103 in the filter tube 11, the impurities can be filtered by the filter screen 1103 for a long time and accumulated, the filtered impurities can be discharged through the sewage discharge outlet 1101, so that the normal work of the filter tube is not influenced, the blockage is avoided, an oil sample enters the sampling tank 3 through the opening of the valve 5 and the sampling tank valve 17 and enters the connection part of the connecting port 15 and the connecting port 16, the oil sample enters the sampling tank 3, the fan blade 1403 in the evacuator 14 is driven to rotate through the rotating shaft 1401, can all find time the air in the sample jar 3, thereby make the fluid sample can not the oxidation rotten in sample jar 3, influence the deviation of testing result, and the real-time oil mass that extracts of understanding that is clear through strapping table 13, and can get the fluid sample according to the oil mass that detects the needs according to strapping table 13, avoid the fluid in the too much extraction oil well, lead to the too much image testing result of the fluid sample that will extract, the unnecessary fluid of persisting of pipeline can get back to sampling tube 6 again through calandria 7 in, flow back to in the oil well, the waste to fluid of avoiding.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A sampling device for oil extraction in an oil field comprises a sampling device (1), a support frame (2) and an inlet sampling tank (3), and is characterized in that the support frame (2) is positioned at the left end and the right end of the lower side of the sampling device (1), the support frame (2) is fixedly connected with the sampling device (1), the sampling tank (3) is arranged at the right end of the outer side of the sampling device (1), the sampling tank (3) is embedded and connected with the sampling device (1), a molecular sieve (4) is arranged at the left side of the sampling device (1), the molecular sieve (4) is fixedly connected with the sampling device (1), valves (5) are arranged at the right side of the molecular sieve (4), the valves (5) are fixedly connected with the sampling device (1), a pressure applying device (8) is arranged at the upper end of the sampling device (1), the pressure applying device (8) is fixedly connected with the sampling device (1), a pressure shaft (9) is arranged in the middle of the pressure, and the pressure shaft (9) is fixedly connected with the pressure applicator (8), the lower side of the pressure shaft (9) is provided with sealing rubber (10), the sealing rubber (10) is fixedly connected with the pressure shaft (9), the middle part of the support frame (2) is provided with the sampling tube (6), the sampling tube (6) is fixedly connected with the support frame (2), the left and right ends of the lower side of the sampling tube (6) are provided with the calandria (7), the calandria (7) is communicated with the sampling tube (6), the left and right ends of the middle part of the sampling tube (6) are provided with the filter tube (11), the filter tube (11) is communicated with the sampling tube (6), the upper end of the outer side of the sampling tank (3) is provided with a handle (12), the handle (12) is fixedly connected with the sampling tank (3), the right lower end of the inner side of the sampling tank (3) is provided with a meter (13), and the meter (13) is, the gauge table (13) upside is provided with an evacuator (14), the evacuator (14) is fixedly connected with a sampling tank (3), the left end of the outer side of the sampling tank (3) is provided with a sampling tank valve (17), the sampling tank valve (17) is communicated with the sampling tank (3), the left side of the sampling tank valve (17) is provided with a connector (16), the connector (16) is fixedly connected with the sampling tank valve (17), the left side of the connector (16) is provided with a connector (15), the connector (15) is embedded and connected with the connector (16), the right side of the connector (16) is provided with a sealing ring (18), the sealing ring (18) is fixedly connected with the connector (16), the upper end and the lower end of the filter pipe (11) are both provided with a fixing plate (1102), the fixing plate (1102) is fixedly connected with the filter pipe (11), the lower side of the fixing plate (1102) is provided with a drain outlet, and drain outlet (1101) and fixed plate (1102) fixed connection, filter tube (11) inboard is equipped with filter screen (1103), and filter screen (1103) and filter tube (11) fixed connection, evacuation machine (14) inboard is equipped with axis of rotation (1401), and axis of rotation (1401) and evacuation machine (14) fixed connection, axis of rotation (1401) surface all is equipped with flabellum (1403), and flabellum (1403) and axis of rotation (1401) fixed connection, evacuation machine (14) outside right-hand member is equipped with evacuation mouth (1402), and evacuation mouth (1402) and evacuation machine (14) through connection.

2. The sampling device for oil recovery in oil field according to claim 1, characterized in that there are 2 rows of pipes (7), and the rows of pipes (7) are symmetrically distributed around the sampling pipe (6).

3. The sampling device for oil recovery in oil field according to claim 1, characterized in that the sewage draining outlet (1101) and the fixing plate (1102) are perpendicular to the lower side of the filter pipe (11), and the filter pipe (11) is symmetrically distributed with the sampling pipe (6) as the center.

4. The sampling device for oil extraction in the oil field according to claim 1, wherein the connector (16) and the connector (15) are circular, the connector (16) and the connector (15) can be connected into a whole in an embedded manner, and one side of each of the connector (16) and the connector (15) is provided with a sealing ring (18).

5. The sampling device for oil recovery in oil field according to claim 1, characterized in that there are 5 fan blades (1403), and the fan blades (1403) surround the surface of the rotating shaft (1401).

6. The sampling device for oil recovery in oil field according to claim 1, characterized in that the pressure shaft (9) is perpendicular to the middle of the pressure applicator (8), and the pressure shaft (9) and the sealing rubber (10) are integrated.

7. Sampling device for oil recovery in oil fields according to claim 1 characterized in that the gauge (13) is rectangular and the gauge (13) is perpendicular to the bottom inside the sampling tank (3).