CN112985911B - Oil gas field development oil sample collection system - Google Patents
Oil gas field development oil sample collection system Download PDFInfo
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- CN112985911B CN112985911B CN202110285177.0A CN202110285177A CN112985911B CN 112985911 B CN112985911 B CN 112985911B CN 202110285177 A CN202110285177 A CN 202110285177A CN 112985911 B CN112985911 B CN 112985911B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
- G01N2001/1418—Depression, aspiration
- G01N2001/1427—Positive displacement, piston, peristaltic
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Abstract
The invention discloses an oil-gas field development oil sample collection system which comprises a main body structure, a clamping mechanism, a negative pressure mechanism, a collection assembly and a filtering mechanism, wherein the main body mechanism comprises a box body and a top plate, the top of the box body is provided with an opening, the top plate is horizontally and fixedly connected to the top of the box body, and a supporting plate is fixedly arranged in the middle of the interior of the box body. According to the invention, the negative pressure mechanism and the clamping mechanism are matched with the collecting assembly, non-contact collection is realized, the influence on the health of a collector caused by long-time close contact between the collector and an oil sample is effectively avoided, when the oil samples in different areas are collected, only the oil suction pipe and the collecting tank need to be replaced, the phenomenon that the later detection data is inaccurate due to cross contamination among different oil samples caused by sharing the same collecting appliance is avoided, and the collected oil samples are in a sealed state, so that the accuracy of the data is further ensured.
Description
Technical Field
The invention relates to the technical field of petroleum collection, in particular to an oil sample collection system for oil and gas field development.
Background
The development of oil and gas fields is based on detailed exploration results and necessary productive development tests, and on the basis of comprehensive research, a reasonable development scheme is formulated for the oil and gas fields with industrial values from the actual conditions and production rules of the oil and gas fields, and the oil and gas fields are built and put into production so as to be produced for a long time according to preset production capacity and economic effect until the development is finished.
The crude oil sample that current laboratory technician used is mostly ordinary little iron drum or plastic drum, be stained with collection personnel's skin easily at collection in-process crude oil, because of crude oil has corrosivity, there is very big influence to collection personnel's health, when taking a sample, because there is pressure, crude oil is discharged simultaneously along with a large amount of harmful gas, and contact closely with crude oil for a long time, form very big threat again to collection personnel's health, and when gathering the oil appearance of different regions, use same collection utensil to cause cross contamination to the oil appearance, make the data of gathering the sample inaccurate.
Therefore, an oil sample collecting system for oil and gas field development is provided.
Disclosure of Invention
The technical task of the invention is to provide an oil sample collection system for oil and gas field development, which realizes non-contact collection, effectively avoids the influence on the health of collection personnel caused by long-time close-distance contact between the collection personnel and the oil sample, avoids the phenomenon of inaccurate later detection data caused by cross contamination between different oil samples due to the fact that the same collection appliance is shared, and further ensures the accuracy of the data when the collected oil sample is in a sealed state, thereby solving the problems.
The technical scheme of the invention is realized as follows:
an oil and gas field development oil sample collection system comprising:
the box body structure comprises a box body and a top plate, the top of the box body is provided with an opening, the top plate is horizontally and fixedly connected to the top of the box body, and a supporting plate is fixedly arranged in the middle of the interior of the box body;
the clamping mechanisms are arranged in an opposite mode, the two clamping mechanisms are formed in the same specification, each clamping mechanism comprises an installation seat, an electric cylinder and a rubber arc-shaped clamping block, the installation seat is fixedly installed at one end of the upper surface of the top plate, the electric cylinder is fixedly installed on the upper surface of the installation seat through bolts, and the end portion of an electric cylinder telescopic rod is fixedly connected with one side face of the rubber arc-shaped clamping block;
the negative pressure mechanism comprises a negative pressure air pump, a connecting hard pipe, an electromagnetic valve and an air outlet pipe, the negative pressure air pump is fixedly mounted on the upper surface of the supporting plate, a round hole is formed in one end, far away from the mounting seat, of the upper surface of the top plate, the lower end of the connecting hard pipe penetrates through the round hole and extends into the box body, the lower end of the connecting hard pipe is communicated with an air inlet of the negative pressure air pump, the upper end of the connecting hard pipe is arranged above the top plate, a first external thread is formed in the outer wall of the end part of the connecting hard pipe, located above the top plate, of the connecting hard pipe, a through hole is formed in the upper end of one side face of the box body, and one end of the air outlet pipe penetrates through the through hole and extends into the box body and is communicated with an air outlet of the negative pressure air pump;
the collecting assembly comprises a collecting tank, a sealing cover and an oil suction pipe, the top of the collecting tank is provided with an irrigation opening, the sealing cover is sealed and plugged inside the irrigation opening, the top of the sealing cover is fixedly connected with a knob block, the upper end of the outer wall of the collecting tank is communicated with an oil inlet pipe, the outer wall of the upper end of the collecting tank is also communicated with a negative pressure pipe, the outer wall of the end part of the oil inlet pipe and the outer wall of the end part of the negative pressure pipe are both provided with second external threads, one end of the oil suction pipe is provided with a first rotary joint, the first rotary joint is installed at one end of the oil inlet pipe in a threaded manner, the oil suction pipe is communicated with the oil inlet pipe, the negative pressure pipe is communicated with the hard connection pipe through a connection hose, the two ends of the connection hose are both provided with second rotary joints, one of the second rotary joints is installed at one end of the negative pressure pipe in a threaded manner, the other second rotary joint is installed at one end far away from the negative pressure air pump in a threaded mode, a limiting groove is formed in the upper surface of the top plate, and the bottom of the collecting tank is inserted into the limiting groove;
the filter mechanism comprises a filter screen, a screw cover and an annular limiting block, the annular limiting block is fixedly connected to the inner portion of one end, far away from the negative pressure air pump, of the air outlet pipe, the filter screen is inserted into the inner portion of the air outlet pipe, a third external thread is arranged on the outer wall of one end, close to the annular limiting block, of the air outlet pipe, the screw cover is fixedly installed at the end portion of the air outlet pipe through threads, and meshes are formed in the side face of the screw cover;
and the upper surface of the supporting plate is fixedly provided with a storage battery pack for supplying power.
Preferably, the inside of box still is provided with receiving mechanism, receiving mechanism includes the receiver, receiver slidable mounting is in the inside of box, the inside fixed mounting of receiver has the sponge piece, the spacing hole of a plurality of has been seted up to the inside equidistance of sponge piece.
Preferably, the side of the storage box is fixedly provided with a lock catch, and the side of the box is fixedly provided with a lock head matched with the lock catch.
Preferably, the upper surface of the top plate is fixedly connected with a supporting column, the top of the supporting column is fixedly connected with an arc-shaped supporting block, and the inner wall of the arc-shaped supporting block is attached to the outer wall of the connecting hard pipe.
As preferred, the last fixed surface of roof installs the control box, the inside fixed mounting of control box has the controller, the last fixed surface of control box installs start button and stop button and aperture adjustment button, aperture adjustment button the start button and the stop button respectively with the signal input part electric connection of controller, the signal output part of controller respectively the automatically controlled end of negative pressure air pump and the automatically controlled end electric connection of solenoid valve.
Preferably, the outer wall of the connecting hard tube is fixedly provided with a first pressure sensor, and the signal output end of the first pressure sensor is electrically connected with the signal input end of the controller
Preferably, a groove is formed in the middle of the inner side of the rubber arc-shaped clamping block, a second pressure sensor is fixedly mounted inside the groove, the signal output end of the second pressure sensor is electrically connected with the signal input end of the controller, and the signal output end of the controller is electrically connected with the electric control end of the electric cylinder.
Preferably, the inner side wall of the rubber arc-shaped fixture block is provided with anti-skid grains.
Preferably, the end of the oil inlet pipe and the end of the negative pressure pipe are both provided with a blocking cover, and the blocking covers are fixedly installed at the end of the oil inlet pipe and the end of the negative pressure pipe through threads respectively.
Preferably, the bottom of the box body is fixedly provided with four universal wheels, the four universal wheels are symmetrically arranged, and the four universal wheels are self-locking universal wheels.
Compared with the prior art, the invention has the advantages and positive effects that:
1. according to the oil sample collecting device for oil and gas field development, the negative pressure mechanism and the clamping mechanism are matched with the collecting assembly, non-contact collection is achieved, the influence on the health of collecting personnel due to long-time close contact between the collecting personnel and the oil sample is effectively avoided, only the oil suction pipe and the collecting tank need to be replaced when the oil samples in different areas are collected, the phenomenon that cross contamination among different oil samples is caused due to the fact that the same collecting appliance is shared and later-period detection data are inaccurate is avoided, and the collected oil samples are in a sealed state, so that the accuracy of the data is further guaranteed;
2. according to the oil sample collecting device for oil and gas field development, the filtering mechanism is arranged, so that harmful gas in the oil sample is prevented from being discharged into the environment where collecting personnel are located in the extraction process, and the influence on the health of the collecting personnel is avoided;
3. according to the oil sample collecting device for oil and gas field development, the collecting mechanism is arranged, so that collected oil samples can be stored in time, and the phenomena of overflow, leakage and dumping of the oil samples during transportation are avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an oil and gas field development oil sample collection device according to an embodiment of the invention;
FIG. 2 is an enlarged schematic view of a portion A of FIG. 1;
FIG. 3 is an enlarged schematic view of a portion B of FIG. 1;
FIG. 4 is a schematic structural diagram of a clamping mechanism of the oil and gas field development oil sample collection device according to an embodiment of the invention;
FIG. 5 is an enlarged schematic view of the detail view C of FIG. 4;
FIG. 6 is a schematic structural diagram of a storage box of the oil-gas field development oil sample collection device according to the embodiment of the invention;
FIG. 7 is a schematic diagram of an exploded configuration of a collection canister of an oil and gas field development oil sample collection device according to an embodiment of the invention;
FIG. 8 is a schematic structural view of a front section of a box body of the oil-gas field development oil sample collection device according to the embodiment of the invention;
FIG. 9 is a schematic view of a partial section structure of an air outlet pipe of an oil and gas field development oil sample collection device according to an embodiment of the invention;
FIG. 10 is a schematic diagram of an exploded structure of a control box of an oil and gas field development oil sample collection device according to an embodiment of the invention;
fig. 11 is a schematic structural diagram of a support column of the oil and gas field development oil sample collection device according to the embodiment of the invention.
In the figure:
1. a box body; 2. a top plate; 3. a collection tank; 4. an oil suction pipe; 5. a first rotary joint; 6. a connecting hose; 7. a second rotary joint; 8. connecting a hard pipe; 9. a mounting seat; 10. an electric cylinder; 11. a rubber arc-shaped clamping block; 12. anti-skid lines; 13. a limiting groove; 14. an electromagnetic valve; 15. a circular hole; 16. a first pressure sensor; 17. a support pillar; 18. an arc-shaped supporting block; 19. a groove; 20. a second pressure sensor; 21. a through hole; 22. an air outlet pipe; 23. a screw cap; 24. mesh openings; 25. a lock head; 26. locking; 27. a storage box; 28. a sponge block; 29. a limiting hole; 30. a negative pressure tube; 31. blocking the cover; 32. an oil inlet pipe; 33. filling the opening; 34. a sealing cover; 35. a knob block; 36. an annular stop block; 37. a filter screen; 38. a negative pressure air pump; 39. a battery pack; 40. a support plate; 41. a control box; 42. a controller; 43. a universal wheel.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
The invention is further described with reference to the accompanying figures 1-11 and the specific embodiments.
Example 1
As shown in fig. 1 to 10, an oil field development oil sample collection system according to an embodiment of the present invention includes: the device comprises a main body structure, a clamping mechanism, a negative pressure mechanism, a collecting assembly and a filtering mechanism.
As shown in fig. 1 and 8, the main body mechanism includes a box body 1 and a top plate 2, the top of the box body 1 is provided with an opening, the top plate 2 is horizontally and fixedly connected to the top of the box body 1, and a support plate 40 is fixedly installed in the middle of the interior of the box body 1;
as shown in fig. 1 and 4, the two clamping mechanisms are arranged oppositely, and the two clamping mechanisms are in the same specification, each clamping mechanism comprises an installation seat 9, an electric cylinder 10 and a rubber arc-shaped fixture block 11, the installation seat 9 is fixedly installed at one end of the upper surface of the top plate 2, the electric cylinder 10 is fixedly installed on the upper surface of the installation seat 9 through a bolt, and the end part of an expansion rod of the electric cylinder 10 is fixedly connected with one side surface of the rubber arc-shaped fixture block 11;
as shown in fig. 1-2, 5, and 8, the negative pressure mechanism includes a negative pressure air pump 38, a connecting hard tube 8, an electromagnetic valve 14, and an air outlet tube 22, the negative pressure air pump 38 is fixedly mounted on the upper surface of the supporting plate 40, one end of the upper surface of the top plate 2, which is away from the mounting seat 9, is provided with a round hole 15, the lower end of the connecting hard tube 8 penetrates through the round hole 15 and extends into the box body 1, the lower end of the connecting hard tube 8 is communicated with an air inlet of the negative pressure air pump 38, the upper end of the connecting hard tube 8 is disposed above the top plate 2, the outer wall of the end portion of the connecting hard tube 8, which is located above the top plate 2, is provided with a first external thread, the upper end of one side surface of the box body 1 is provided with a through hole 21, and one end of the air outlet tube 22 penetrates through the through hole 21 and extends into the box body 1 and is communicated with an air outlet of the negative pressure air pump 38;
wherein, as shown in fig. 1 and 7, the collecting assembly comprises a collecting tank 3, a sealing cover 34 and an oil suction pipe 4, the top of the collecting tank 3 is provided with a filling opening 33, the sealing cover 34 is sealed and plugged inside the filling opening 33, the top of the sealing cover 34 is fixedly connected with a knob block 35, the upper end of the outer wall of the collecting tank 3 is communicated with an oil inlet pipe 32, the outer wall of the upper end of the collecting tank 3 is also communicated with a negative pressure pipe 30, the outer wall of the end part of the oil inlet pipe 32 and the outer wall of the end part of the negative pressure pipe 30 are both provided with second external threads, one end of the oil suction pipe 4 is provided with a first rotary joint 5, the first rotary joint 5 is in threaded mounting at one end of the oil inlet pipe 32, the oil suction pipe 4 is communicated with the oil inlet pipe 32, the negative pressure pipe 30 is communicated with a connecting hard pipe 8 through a connecting hose 6, the two ends of the connecting hose 6 are both provided with second rotary joints 7, one of the second rotary joint 7 is in threaded mounting at one end of the negative pressure pipe 30, the other second rotary joint 7 is installed at one end far away from the negative pressure air pump 38 in a threaded manner, a limit groove 13 is formed in the upper surface of the top plate 2, and the bottom of the collecting tank 3 is inserted into the limit groove 13;
wherein, as shown in fig. 2 and fig. 9, the filtering mechanism includes a filter screen 37, a screw cap 23 and an annular limiting block 36, the annular limiting block 36 is fixedly connected inside one end of the air outlet pipe 22 far away from the negative pressure air pump 38, the filter screen 37 is inserted into the air outlet pipe 22, a third external thread is provided on the outer wall of one end of the air outlet pipe 22 close to the annular limiting block 36, the screw cap 23 is fixedly installed at the end of the air outlet pipe 22 through a thread, and the side surface of the screw cap 23 is provided with a mesh 24.
By adopting the technical scheme, the oil-gas field development oil sample collecting device comprises a main body structure, a clamping mechanism, a negative pressure mechanism, a collecting assembly and a filtering mechanism,
the main structure comprises a box body 1, a top plate 2 and a support plate 40, wherein the top plate 2 is used for mounting a clamping mechanism, a collecting assembly and the upper end part of a negative pressure mechanism, and the support plate 40 is used for mounting a negative pressure air pump 38 and a storage battery pack 39 for supplying power in the negative pressure mechanism;
the clamping mechanism is composed of a mounting seat 9, an electric cylinder 10 and a rubber arc-shaped clamping block 11, the electric cylinder 10 is fixed through the mounting seat 9, and then the electric cylinder 10 is matched with the rubber arc-shaped clamping block 11 to clamp the collecting tank 3, so that the phenomenon that the collecting tank 3 inclines and topples over when oil samples are collected is avoided, and the clamping mechanism is suitable for collecting tanks 3 of various sizes;
the negative pressure mechanism is composed of a negative pressure air pump 38, a connecting hard pipe 8, an electromagnetic valve 14 and an air outlet pipe 22, the pressure in the collecting tank 3 is reduced by starting the negative pressure air pump 38 during collection, so that an oil sample is sucked into the collecting tank 3, the negative pressure mechanism is prevented from being polluted by the oil sample, and the speed of collecting the oil sample is adjusted by adjusting the opening degree of the electromagnetic valve 14;
when the collecting assembly is used, the oil suction pipe 4 is arranged on the oil inlet pipe 32 on the collecting tank 3 and is communicated with the connecting hard pipe 8 in the negative pressure mechanism through the connecting hose 6, so that oil sample collection can be realized, and when oil samples in different areas are collected, only the oil suction pipe 4 and the collecting tank 3 need to be replaced, so that the collecting assembly is convenient and quick;
wherein filtering mechanism comprises filter screen 37, silk lid 23 and annular stopper 36, fixes filter screen 37 inside the one end of outlet duct 22 through silk lid 23 cooperation annular stopper 36, when the harmful gas in the oil appearance discharges, falls harmful gas through filter screen 37 with inhaling, avoids causing the influence to the health of gathering personnel.
In conclusion, the oil-gas field development oil sample collecting device provided by the invention can realize non-contact collection, and can collect oil samples in different areas under the condition of ensuring that experimental data are not influenced, so that the collecting efficiency is improved, the accuracy of sample collection is greatly improved, and the health of collecting personnel is effectively guaranteed by arranging the filtering mechanism.
Example 2
As shown in fig. 1 and fig. 6, the present embodiment is different from embodiment 1 in that a storage mechanism is further disposed inside the box body 1, the storage mechanism includes a storage box 27, the storage box 27 is slidably mounted inside the box body 1, a sponge block 28 is fixedly mounted inside the storage box 27, and a plurality of limiting holes 29 are equidistantly formed inside the sponge block 28.
By adopting the technical scheme, the collected oil sample can be stored in time, and the phenomenon of overflow and leakage of the oil sample during transportation is avoided.
Example 3
As shown in fig. 1 and 3, the present embodiment is different from embodiment 2 in that a lock catch 26 is fixedly mounted on a side surface of a storage box 27, and a lock head 25 matched with the lock catch 26 is fixedly mounted on a side surface of the box body 1.
Through adopting above-mentioned technical scheme, through setting up tapered end 25 and hasp 26, can firmly fix receiver 27 in the inside of box 1, avoid receiver 27 the phenomenon that rocks to appear.
Example 4
As shown in fig. 1 and fig. 11, the present embodiment is different from embodiment 3 in that a support column 17 is fixedly connected to the upper surface of the top plate 2, an arc-shaped support block 18 is fixedly connected to the top of the support column 17, and the inner wall of the arc-shaped support block 18 is attached to the outer wall of the connecting hard pipe 8.
Through adopting above-mentioned technical scheme, avoid connecting hard tube 8 and appear damaging cracked phenomenon because of using for a long time through support column 17 cooperation arc supporting shoe 18, improve its life.
Example 5
As shown in fig. 1, 4, 8 and 10, the present embodiment is different from embodiment 4 in that a control box 41 is fixedly mounted on the upper surface of the top plate 2, a controller 42 is fixedly mounted inside the control box 41, a start button, a stop button and an opening degree adjusting button are fixedly mounted on the upper surface of the control box 41, the opening degree adjusting button, the start button and the stop button are respectively electrically connected to a signal input end of the controller 42, and a signal output end of the controller 42 is respectively electrically connected to an electric control end of the negative pressure air pump 38 and an electric control end of the electromagnetic valve 14.
By adopting the technical scheme, the device is convenient to control through the controller 42, and the operation steps of the device are greatly simplified.
Example 6
As shown in fig. 4 and 10, the present embodiment is different from embodiment 5 in that a first pressure sensor 16 is fixedly mounted on an outer wall of the connection hard tube 8, and a signal output end of the first pressure sensor 16 is electrically connected to a signal input end of the controller 42.
By adopting the above technical scheme, when the first pressure sensor 16 senses that the pressure in the connecting hard tube 8 is smaller than the set threshold, the collector judges whether foreign matters block the oil suction tube 4, and the controller 42 controls the negative pressure air pump 38 to stop immediately, so as to prevent the collecting tank 3 from being damaged.
Example 7
As shown in fig. 4, 5 and 11, the present embodiment is different from embodiment 6 in that a groove 19 is formed in the middle of the inner side of the rubber arc-shaped fixture block 11, a second pressure sensor 20 is fixedly installed inside the groove 19, a signal output end of the second pressure sensor 20 is electrically connected to a signal input end of the controller 42, and a signal output end of the controller 42 is electrically connected to an electric control end of the electric cylinder 10.
Through adopting above-mentioned technical scheme, controller 42 control electric jar 10 drives rubber arc fixture block 11 and presss from both sides tightly collecting tank 3, and when reaching the pressure value of settlement, controller 42 control electric jar 10 stops the extension, both guarantees to press from both sides collecting tank 3 effectually tightly, avoids exerting too big to collecting tank 3 again, causes the damage to it.
Example 8
As shown in fig. 5, the difference between the present embodiment and embodiment 7 is that the inner side wall of the rubber arc-shaped latch 11 is provided with anti-slip threads 12.
Through adopting above-mentioned technical scheme, improve frictional force, avoid collecting tank 3 to appear rotating, further improve clamping mechanism's stability.
Example 9
As shown in fig. 7, the present embodiment is different from embodiment 8 in that the end of the oil inlet pipe 32 and the end of the negative pressure pipe 30 are each provided with a cap 31, and the caps 31 are fixedly mounted on the end of the oil inlet pipe 32 and the end of the negative pressure pipe 30, respectively, by screws.
By adopting the technical scheme, after the collection is completed, the oil inlet pipe 32 and the negative pressure pipe 30 are sealed by the plug cover 31 in time, so that the dust is prevented from entering the collection tank 3 to pollute the oil sample.
Example 10
As shown in fig. 1, the present embodiment is different from embodiment 9 in that four universal wheels 43 are fixedly mounted at the bottom of the box body 1, the four universal wheels 43 are symmetrically arranged, and the four universal wheels 43 are all self-locking universal wheels.
Through adopting above-mentioned technical scheme, the removal of this device of being convenient for improves its flexibility, alleviates manpower transport.
For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.
In practical application, the bottom of the collecting tank 3 is placed in the limiting groove 13, the oil suction pipe 4 is communicated with the oil inlet pipe 32 through the first rotary joint 5, the negative pressure pipe 30 is communicated with the hard connecting pipe 8 through the connecting hose 6 and the second rotary joint 7, the start button on the control box 41 is pressed, the controller 42 controls the electric cylinder 10 to drive the rubber arc-shaped clamping block 11 to extend so as to clamp the collecting tank 3, when the second pressure sensor 20 senses that the pressure reaches a set pressure value, the controller 42 controls the electric cylinder 10 to stop extending, then the controller 42 controls the negative pressure air pump 38 to start, so that a negative pressure environment is formed in the collecting tank 3, an oil sample enters the collecting tank 3 along the oil suction pipe 4, the opening control button is pressed, the speed of collecting the oil sample is conveniently adjusted by adjusting the opening of the electromagnetic valve 14, after one-time collection, the controller 42 is pressed to stop pressing to control the electric cylinder 10 to retract, meanwhile, the controller 42 controls the negative pressure air pump 38 to stop running, the collecting tank 3 with the oil sample is placed in the limiting hole 29, when the oil sample in the next area is collected, only the oil suction pipe 4 and the collecting tank 3 need to be replaced, during the period, when the first pressure sensor 16 senses that the pressure in the connecting hard pipe 8 is smaller than a set threshold value, a collector judges whether foreign matters block the oil suction pipe 4, and meanwhile, the controller 42 controls the negative pressure air pump 38 to stop immediately, so that the phenomenon that the collecting tank 3 is damaged is avoided.
The present invention can be easily implemented by those skilled in the art from the above detailed description. It should be understood, however, that the intention is not to limit the invention to the particular embodiments described. On the basis of the disclosed embodiments, a person skilled in the art can combine different technical features at will, thereby implementing different technical solutions.
Claims (9)
1. An oil and gas field development oil sample collection system, comprising:
the box body structure comprises a box body (1) and a top plate (2), the top of the box body (1) is provided with an opening, the top plate (2) is horizontally and fixedly connected to the top of the box body (1), and a supporting plate (40) is fixedly installed in the middle of the interior of the box body (1);
further comprising: the clamping mechanism comprises two clamping mechanisms which are arranged oppositely, the two clamping mechanisms are formed into the same specification, the clamping mechanism comprises an installation seat (9), an electric cylinder (10) and a rubber arc-shaped clamping block (11), the installation seat (9) is fixedly installed at one end of the upper surface of the top plate (2), the electric cylinder (10) is fixedly installed on the upper surface of the installation seat (9) through a bolt, and the end part of an expansion link of the electric cylinder (10) is fixedly connected with one side surface of the rubber arc-shaped clamping block (11);
negative pressure mechanism, negative pressure mechanism includes negative pressure air pump (38), connects hard tube (8), solenoid valve (14) and outlet duct (22), negative pressure air pump (38) fixed mounting be in the upper surface of backup pad (40), roof (2) upper surface is kept away from round hole (15) have been seted up to the one end of mount pad (9), the lower extreme of connecting hard tube (8) is run through round hole (15) are stretched into the inside of box (1), the lower extreme of connecting hard tube (8) with the air inlet of negative pressure air pump (38) is linked together, the upper end of connecting hard tube (8) sets up the top of roof (2) is located roof (2) top the tip outer wall of connecting hard tube (8) has seted up first external screw thread, through-hole (21) have been seted up to a side upper end of box (1), the one end of outlet duct (22) is run through-hole (21) stretch into the inside of box (1) and with negative pressure air The air outlet of the pump (38) is communicated;
the collecting assembly comprises a collecting tank (3), a sealing cover (34) and an oil suction pipe (4), a pouring opening (33) is formed in the top of the collecting tank (3), the sealing cover (34) is sealed and plugged inside the pouring opening (33), a knob block (35) is fixedly connected to the top of the sealing cover (34), an oil inlet pipe (32) is communicated with the upper end of the outer wall of the collecting tank (3), a negative pressure pipe (30) is further communicated with the outer wall of the upper end of the collecting tank (3), second external threads are formed in the outer wall of the end portion of the oil inlet pipe (32) and the outer wall of the end portion of the negative pressure pipe (30), a first rotary joint (5) is arranged at one end of the oil suction pipe (4), the first rotary joint (5) is installed at one end of the oil inlet pipe (32) in a threaded manner, and the oil suction pipe (4) is communicated with the oil inlet pipe (32), the negative pressure pipe (30) is communicated with the connecting hard pipe (8) through a connecting hose (6), second rotary joints (7) are arranged at two ends of the connecting hose (6), one of the second rotary joints (7) is installed at one end of the negative pressure pipe (30) in a threaded mode, the other second rotary joint (7) is installed at one end far away from the negative pressure air pump (38) in a threaded mode, a limiting groove (13) is formed in the upper surface of the top plate (2), and the bottom of the collecting tank (3) is inserted into the limiting groove (13);
the filtering mechanism comprises a filtering net (37), a screw cap (23) and an annular limiting block (36), the annular limiting block (36) is fixedly connected to the inner portion of one end, far away from the negative pressure air pump (38), of the air outlet pipe (22), the filtering net (37) is inserted into the air outlet pipe (22), a third external thread is formed in the outer wall of one end, close to the annular limiting block (36), of the air outlet pipe (22), the screw cap (23) is fixedly installed at the end portion of the air outlet pipe (22) through threads, and meshes (24) are formed in the side face of the screw cap (23);
wherein, a storage battery pack (39) for supplying power is fixedly arranged on the upper surface of the support plate (40); the inside of box (1) still is provided with receiving mechanism, receiving mechanism includes receiver (27), receiver (27) slidable mounting be in the inside of box (1), the inside fixed mounting of receiver (27) has sponge piece (28), the spacing hole of a plurality of (29) have been seted up to the inside equidistance of sponge piece (28).
2. The oil-gas field development oil sample collection system according to claim 1, wherein a lock catch (26) is fixedly mounted on the side of the storage box (27), and a lock head (25) matched with the lock catch (26) is fixedly mounted on the side of the box body (1).
3. The oil and gas field development oil sample collection system according to claim 1, wherein the upper surface of the top plate (2) is fixedly connected with a support column (17), the top of the support column (17) is fixedly connected with an arc-shaped support block (18), and the inner wall of the arc-shaped support block (18) is attached to the outer wall of the connection hard pipe (8).
4. The oil-gas field development oil sample collection system according to claim 1, characterized in that, the last fixed surface of roof (2) installs control box (41), the inside fixed mounting of control box (41) has controller (42), the last fixed surface of control box (41) installs start button and stop button and aperture adjustment button, aperture adjustment button start button and stop button respectively with the signal input part electric connection of controller (42), the signal output part of controller (42) respectively with the automatically controlled end of negative pressure air pump (38) and the automatically controlled end electric connection of solenoid valve (14).
5. The oil and gas field development oil sample collection system according to claim 4, wherein a first pressure sensor (16) is fixedly mounted on the outer wall of the connecting hard pipe (8), and the signal output end of the first pressure sensor (16) is electrically connected with the signal input end of the controller (42).
6. The oil-gas field development oil sample collection system according to claim 5, wherein a groove (19) is formed in the middle of the inner side of the rubber arc-shaped fixture block (11), a second pressure sensor (20) is fixedly mounted inside the groove (19), the signal output end of the second pressure sensor (20) is electrically connected with the signal input end of the controller (42), and the signal output end of the controller (42) is electrically connected with the electric control end of the electric cylinder (10).
7. The oil-gas field development oil sample collection system according to claim 6, wherein the inner side wall of the rubber arc-shaped fixture block (11) is provided with anti-skid grains (12).
8. The oil and gas field development oil sample collection system according to claim 1, wherein the end of the oil inlet pipe (32) and the end of the negative pressure pipe (30) are both provided with a cap (31), and the cap (31) is fixedly installed at the end of the oil inlet pipe (32) and the end of the negative pressure pipe (30) through threads.
9. The oil-gas field development oil sample collection system according to claim 1, characterized in that the bottom of the box body (1) is fixedly provided with four universal wheels (43), the four universal wheels (43) are symmetrically arranged, and the four universal wheels (43) are self-locking universal wheels.
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| CN202255970U (en) * | 2011-08-19 | 2012-05-30 | 中国石油天然气股份有限公司 | High temperature high pressure crude oil continuous sampling device |
| CN202900269U (en) * | 2012-10-23 | 2013-04-24 | 中国石油天然气股份有限公司 | Oil well simple and easy sampling device |
| US20150096620A1 (en) * | 2013-10-07 | 2015-04-09 | Umm-Al-Qura University | Oil-less pump sampling system and method |
| CN211504842U (en) * | 2020-01-19 | 2020-09-15 | 广州来硕智能科技有限公司 | Oil sampling device for oil and gas field development |
| CN211576673U (en) * | 2020-03-08 | 2020-09-25 | 易帆 | Oil gas field development is with oil appearance collection system |
| CN112110013A (en) * | 2020-08-28 | 2020-12-22 | 国网宁夏电力有限公司电力科学研究院 | Portable oil storage device |
| CN112326355A (en) * | 2020-11-10 | 2021-02-05 | 中国石油大学(华东) | Oil gas field development is with oil appearance collection system |
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