CN109187095A - A kind of oil-gas field development petroleum sampling apparatus - Google Patents
A kind of oil-gas field development petroleum sampling apparatus Download PDFInfo
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- CN109187095A CN109187095A CN201811120517.9A CN201811120517A CN109187095A CN 109187095 A CN109187095 A CN 109187095A CN 201811120517 A CN201811120517 A CN 201811120517A CN 109187095 A CN109187095 A CN 109187095A
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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
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
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- General Physics & Mathematics (AREA)
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- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a kind of oil-gas field development petroleum sampling apparatuses, including plate, support rod, spherical shell, gooseneck, liquid hose out, air bag, bottom tube, first valve, support board, positive stop strip, measuring cup, cylinder, tracheae, fixed block, ball nut, rotation strip, screw rod, through slot, insert, rubber piston, reduction gearbox, cabinet, first gear, second gear, first rotating shaft, second shaft, through-hole, connecting shaft, horizontal axis, conical gear, rocking bar, circular hole, limit plate, pressure gauge, second valve, fixed link, clump weight, sliding block, sliding slot and idler wheel.Structure of the invention is reasonable, air bag can be filled and deflated by by inflation/deflation structure, so as to which petroleum is sucked inside spherical shell, it is sampled, staff only need to just can be sampled by rotating rocker in the process, and operation is relatively simple, while be driven using reduction gearbox, the strength of staff's rotating rocker when can reduce sampling, to reduce the labor intensity of staff.
Description
Technical field
The present invention relates to a kind of petroleum sampling apparatus, specially a kind of oil-gas field development petroleum sampling apparatus belongs to stone
Oil sampling applied technical field.
Background technique
Oil-gas field development is according to spy achievement and necessary productivity development experiments in detail, to tool on the basis of comprehensive study
There is the oil gas field of industrial value, from the actual conditions of oil gas field and production law, works up reasonable development plan and right
Oil gas field is built and is gone into operation, and makes oil gas field by scheduled production capacity and economic effect long-term production, until end-of-development.
It needs that petroleum is sampled and analyzed in oilfield exploitation procedure；In petroleum sampling process, in order to avoid
Generate electric spark, it is therefore possible to use carry out the pumping sample of petroleum manually, the general pole by manually pulling suction generates negative
Pressure, in the process, labor intensity may be larger；After petroleum sampling, when being taken out, the general gravity by petroleum itself is made
With automatic to flow out, in the process, the amount that petroleum takes out is likely difficult to control, and possibly can not accomplish to be taken out quantitatively, can take out
The petroleum of amount causes to waste.Therefore, a kind of oil-gas field development petroleum sampling apparatus is proposed regarding to the issue above.
Summary of the invention
The object of the invention is that providing a kind of oil-gas field development petroleum sampling apparatus to solve the above-mentioned problems.
The present invention is achieved through the following technical solutions above-mentioned purpose, a kind of oil-gas field development petroleum sampling apparatus, packet
Include plate, spherical shell, inflation/deflation structure, reduction gearbox, connecting shaft and clump weight, the top of the plate by support rod with
The outer wall of spherical shell is affixed, and the air bag full of hydrogen or helium, and air bag and spherical shell are equipped with inside the spherical shell
Inner wall contact, the spherical shell top and bottom are fixed respectively to be connected to out liquid hose and bottom tube, the liquid hose outer wall set out
It is connected to gooseneck, and gooseneck one end and spherical shell top are affixed, the end of the bottom tube is fixedly installed with the first valve, institute
The side for stating spherical shell is surrounded by several in ring equipped with support board, the loading plate surface placement measuring cup, and measuring cup
Type array distribution positive stop strip, the positive stop strip is vertical affixed at the top of support board, and the side of one of them positive stop strip passes through
The outer wall of quarter butt and spherical shell is affixed；
The side connectivity trachea of the air bag, and tracheae runs through the side wall of spherical shell, the tracheae end and inflation/deflation
Structure connection, the inflation/deflation structure includes cylinder and screw rod, and the barrel top is connected to tracheae end, and bottom of cylinder
Opening ball nut is fixedly connected with by fixed block, the ball nut is connect with screw flight, and screw tip turn
Dynamic to be connected with insert, the insert surface is socketed with rubber piston, and rubber piston and cylinder are cooperatively connected, the screw rod it is interior
Portion is provided with through slot along its length, and the through slot bottom end and rotation strip top are cooperatively connected, and the outer wall of the cylinder passes through fixation
Bar and flat plate top surface are affixed；
The reduction gearbox is fixedly mounted on the bottom of plate, and the reduction gearbox is by cabinet, first gear, second gear,
One shaft and the second shaft are constituted, the inner ring of the inner ring of the first gear and second gear respectively with first rotating shaft and second turn
Axis is affixed, and first rotating shaft and the second shaft are rotatablely connected with cabinet wall, and the first gear and second gear engagement connect
It connects, the top of the top of the first rotating shaft and the second shaft is affixed with rotation strip bottom end and connecting shaft bottom end respectively；
The cylinder side is rotatably connected to horizontal axis, and the horizontal axis surface and connecting shaft top are socketed with conical gear,
And connection is engaged between conical gear, the horizontal axis end is socketed with rocking bar, and rocking bar is " Z " font structure；
The barrel top is fixedly installed with the second valve and pressure gauge, and the flat plate top is provided with sliding slot, and in sliding slot
Portion slidably connects sliding block, and the top of the sliding block is fixedly connected with clump weight bottom.
Preferably, the support rod number is four, and four support rod rectangular arrays are distributed in the bottom of spherical shell
Portion.
Preferably, the outer wall of the measuring cup indicates scale, and measuring cup is contacted with positive stop strip.
Preferably, there are four the idler wheels of rectangular array distribution for the flat plate bottom installation.
Preferably, hot melt adhesive layer is filled in the junction of the tracheae and spherical shell.
Preferably, the junction of the screw rod and insert is socketed with bearing, and the chimeric bottom for being mounted on insert of bearing.
Preferably, the first gear diameter is the three to four-fold of second gear diameter.
Preferably, the section of the rotation strip and through slot is line-styled structure.
Preferably, the first rotating shaft top and the second shaft top are located at two through-holes for being provided with flat plate top
It is internal.
Preferably, the flat plate top is vertically connected with limit plate, and the limit plate surface is provided with circular hole, and circular hole with shake
Bar is cooperatively connected.
The beneficial effects of the present invention are:
1, the apparatus structure is reasonable, can be filled and deflated by air bag by inflation/deflation structure, so as to which petroleum is sucked ball
Type enclosure interior, is sampled, and staff only need to just can be sampled by rotating rocker in the process, and operation is more simple
It is single, while being driven using reduction gearbox, the strength of staff's rotating rocker when can reduce sampling, to reduce work people
The labor intensity of member；
2, the device is after sampling petroleum, turn when needing to take out oil sample, after transmission can be reduced by reduction gearbox
Speed flows the petroleum in spherical shell slowly from liquid hose out to can slowly be inflated to air bag by inflation/deflation structure
Out, cooperate measuring cup, gooseneck and liquid hose out, accuracy when oil sample is taken out every time can be improved, realization is taken out quantitatively, right
Oil sample using relatively reasonable, avoid wasting；
3, the center of gravity that whole device can be effectively reduced by air bag and clump weight full of hydrogen or helium, increases this
The stability of device, while making air bag in air there is certain buoyancy, power straight up can be provided for the device, realized
The loss of weight of the device.
Detailed description of the invention
Fig. 1 is overall structure of the present invention；
Fig. 2 is cylinder interior structural schematic diagram of the present invention；
Fig. 3 is spherical shell of the present invention and clump weight schematic side view；
Fig. 4 is support board of the present invention and measuring cup schematic top plan view；
Fig. 5 is gearbox structure schematic diagram of the present invention；
Fig. 6 is plate of the present invention and cylinder attachment structure schematic diagram；
Fig. 7 is rotation strip of the present invention and screw rod cross-sectional view.
In figure: 1, plate, 2, support rod, 3, spherical shell, 4, gooseneck, 5, go out liquid hose, 6, air bag, 7, bottom tube, 8,
First valve, 9, support board, 10, positive stop strip, 11, measuring cup, 12, cylinder, 13, tracheae, 14, fixed block, 15, ball nut, 16,
Rotation strip, 17, screw rod, 18, through slot, 19, insert, 20, rubber piston, 21, reduction gearbox, 2101, cabinet, 2102, first gear,
2103, second gear, 2104, first rotating shaft, the 2105, second shaft, 22, through-hole, 23, connecting shaft, 24, horizontal axis, 25, circular cone tooth
Wheel, 26, rocking bar, 27, circular hole, 28, limit plate, 29, pressure gauge, the 30, second valve, 31, fixed link, 32, clump weight, 33, cunning
Block, 34, sliding slot, 35, idler wheel.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It please refers to shown in Fig. 1-7, a kind of oil-gas field development petroleum sampling apparatus, including plate 1, spherical shell 3, charge and discharge
The top of depressed structure, reduction gearbox 21, connecting shaft 23 and clump weight 32, the plate 1 passes through support rod 2 and spherical shell 3
Outer wall is affixed, the air bag 6 full of hydrogen or helium is equipped with inside the spherical shell 3, and air bag 6 connects with 3 inner wall of spherical shell
Touching, air bag 6 can be drawn, discharge petroleum provides power, 3 top of spherical shell and bottom by being filled and deflated by for spherical shell 3
Portion is fixed respectively to be connected to out liquid hose 5 and bottom tube 7, it is described go out 5 outer wall of liquid hose be socketed with gooseneck 4, and 4 one end of gooseneck with
3 top of spherical shell is affixed, and gooseneck 4 is after the change shape of liquid hose 5, to provide limit and sizing, the end of the bottom tube 7
It is fixedly installed with the first valve 8, the side of the spherical shell 3 is equipped with support board 9, and measuring cup 11 is placed on 9 surface of support board,
And measuring cup 11 is surrounded by several in ring-like array distribution positive stop strip 10, the positive stop strip 10 is vertical at the top of support board 9
Affixed, the side of one of them positive stop strip 10 is affixed by the outer wall of quarter butt and spherical shell 3, and measuring cup 11 is the stone taken out
Oil provides splendid attire；
The side connectivity trachea 13 of the air bag 6, and tracheae 13 runs through the side wall of spherical shell 3,13 end of tracheae
It is connect with inflation/deflation structure, the inflation/deflation structure includes cylinder 12 and screw rod 17, and 12 top of cylinder and tracheae 13 are last
End connection, and the opening of 12 bottom of cylinder is fixedly connected with ball nut 15 by fixed block 14, the ball nut 15 with
Screw rod 17 is threadedly coupled, and 17 top of screw rod is rotatably connected to insert 19, and 19 surface of insert is socketed with rubber piston 20, and
Rubber piston 20 and cylinder 12 are cooperatively connected, and the inside of the screw rod 17 is provided with through slot 18,18 bottom of through slot along its length
End is cooperatively connected with 16 top of rotation strip, and the outer wall of the cylinder 12 is affixed by fixed link 31 and 1 top surface of plate, rubber
Piston 20 carries out movement inside cylinder 12 to be provided and be filled and deflated by for air bag 6；
The reduction gearbox 21 is fixedly mounted on the bottom of plate 1, and the reduction gearbox 21 is by cabinet 2101, first gear
2102, second gear 2103, first rotating shaft 2104 and the second shaft 2105 are constituted, the inner ring and second of the first gear 2102
The inner ring of gear 2103 is affixed with first rotating shaft 2104 and the second shaft 2105 respectively, and first rotating shaft 2104 and the second shaft
2105 are rotatablely connected with 2101 inner wall of cabinet, the first gear 2102 and the engagement connection of second gear 2103, and described first
The top of shaft 2104 and the top of the second shaft 2105 are affixed with 16 bottom end of rotation strip and 23 bottom end of connecting shaft respectively, reduction gearbox
21 are driven by first gear 2102 and second gear 2103, the revolving speed after can reducing transmission；
12 side of cylinder is rotatably connected to horizontal axis 24, and 24 surface of horizontal axis and 23 top of connecting shaft are socketed with circle
Bevel gear 25, and connection is engaged between conical gear 25,24 end of horizontal axis is socketed with rocking bar 26, and rocking bar 26 is " Z " word
Type structure, rotating rocker 26 can provide power resources for inflation/deflation structure, rocking bar 26 made to keep higher position, avoid work people
Member pedals the lower rotation for carrying out rocking bar；
Be fixedly installed with the second valve 30 and pressure gauge 29 at the top of the cylinder 12, pressure gauge 29 can for inside cylinder 12 into
Row surveys pressure, can carry out tonifying Qi by the second valve 30 for cylinder 12 and air bag 6, be provided with sliding slot 34, and sliding slot at the top of the plate 1
34 internal slides are connected with sliding block 33, and the top of the sliding block 33 is fixedly connected with 32 bottom of clump weight, and clump weight 32 can be flat
It is slided at the top of plate 1, changes position, be convenient for the device left-right balance.
2 number of support rod is four, and four 2 rectangular arrays of support rod are distributed in the bottom of spherical shell 3, branch
Strut 2 is that spherical shell 3 provides support；The outer wall of the measuring cup 11 indicates scale, and measuring cup 11 is contacted with positive stop strip 10, for amount
Cup 11 provides limit when placing；There are four the idler wheels 35 of rectangular array distribution for 1 bottom of the plate installation, and idler wheel 35 is for putting down
The movement of plate 1；Hot melt adhesive layer is filled in the junction of the tracheae 13 and spherical shell 3, and hot melt adhesive layer is made of hot melt adhesive, passes through
Hot melt gun injects the junction of tracheae 13 and spherical shell 3, can provide sealing for junction；The company of the screw rod 17 and insert 19
The place of connecing is socketed with bearing, and the chimeric bottom for being mounted on insert 19 of bearing, has ensured the rotation connection of screw rod 17 and insert 19；Institute
State 2102 diameter of first gear be 2103 diameter of second gear three to four-fold, it can be achieved that transmission after deceleration；The rotation strip
16 and the section of through slot 18 be line-styled structure, when rotation strip 16 rotates, screw rod 17 can be driven to be rotated；Described first
2104 top of shaft and 2105 top of the second shaft are located inside two through-holes 22 for being provided with 1 top of plate, screw rod 17
When moving down along rotation strip 16, there is enough mobile spaces；1 top of plate is vertically connected with limit plate 28, described
28 surface of limit plate is provided with circular hole 27, and circular hole 27 and rocking bar 26 are cooperatively connected, and provides support for rocking bar 26, reduces horizontal axis 24
Stress.
In rotating rocker 26 forward or backwards, horizontal axis 24 can be made to be rotated, by the transmission of conical gear 25, can made
Connecting shaft 23 is rotated, so that the second shaft 2105 be driven to be rotated, passes through first gear 2102 and second gear 2103
Transmission, make first rotating shaft 2104 that rotation strip 16 be driven to be rotated, since rotation strip 16 and through slot 18 are cooperatively connected, rotation strip
16, in rotation, can drive screw rod 17 to be rotated about ball nut 15, since ball nut 15 is in stationary state, thus
Screw rod 17 can carry out downlink or uplink in the vertical direction, drive rubber piston 20 to be slided inside cylinder 12, cylinder 12
It can be filled and deflated by by tracheae 13 for air bag 6；
When the device needs to be moved at sampling, rotating rocker 26, the first valve 8 of opening cylinder 12 can be made gas first
A small amount of gas is sucked out in capsule 6, and air bag 6 and spherical shell 3 generate gap, makes have air inside spherical shell 3, due to air bag
It has been filled with hydrogen or helium in 6, to have certain buoyancy, while having cooperated clump weight 32, the center of gravity of the device can be reduced, has increased
The stability of the device is added, and the loss of weight of the device can be carried out；
After being moved at sampling, rotating rocker 26 makes the gas in cylinder 12 enter air bag 6, inflates to air bag 6, gas
Capsule 6 is expanded, and air in spherical shell 3 is discharged, the first valve 8 is then shut off, then by the external oil recovery of liquid hose 5 out
Pipe, rotating rocker 26 enter the gas in air bag 6 inside cylinder 12, and air bag 6 is reduced, 3 air pressure inside of spherical shell
It reduces, 5 end of liquid hose can be used and generate negative pressure, petroleum can be sampled, oil liquid, which enters inside spherical shell 3, to be deposited
Storage；
When needing to take out oil sample, 5 end of liquid hose can be used and be located at 11 top of measuring cup, rotating rocker 26 is air bag 6
Inflation, air bag 6 are expanded, and oil sample is squeezed out from 5 end of liquid hose out, is contained by measuring cup 11, air bag 6 is complete
After expansion, when spherical shell 3 is there are also remaining, openable first valve 8 releases oil sample；
When liquid hose 5 is separated with the pipe of external oil recovery out, need to prepare the basin for being used to contain petroleum in advance,
The petroleum that from the pipe of external oil recovery or liquid hose 5 is revealed out is caught, avoids wasting.
Spherical shell 3 and cylinder 12 are all made of transparent glass material and are made.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (10)
1. a kind of oil-gas field development petroleum sampling apparatus, it is characterised in that: including plate (1), spherical shell (3), inflation/deflation
The top of structure, reduction gearbox (21), connecting shaft (23) and clump weight (32), the plate (1) passes through support rod (2) and ball-type
The outer wall of shell (3) is affixed, is equipped with the air bag (6) full of hydrogen or helium inside the spherical shell (3), and air bag (6) with
The contact of spherical shell (3) inner wall, fixation is connected to out liquid hose (5) and bottom tube respectively for spherical shell (3) top and bottom
(7), described liquid hose (5) outer wall out is socketed with gooseneck (4), and affixed at the top of gooseneck (4) one end and spherical shell (3),
The end of the bottom tube (7) is fixedly installed with the first valve (8), and the side of the spherical shell (3) is equipped with support board (9), institute
It states support board (9) surface and places measuring cup (11), and measuring cup (11) is surrounded by several in ring-like array distribution positive stop strip
(10), the positive stop strip (10) is vertical affixed at the top of support board (9), and the side of one of them positive stop strip (10) passes through short
Bar and the outer wall of spherical shell (3) are affixed；
The side connectivity trachea (13) of the air bag (6), and tracheae (13) runs through the side wall of spherical shell (3), the tracheae
(13) end is connect with inflation/deflation structure, and the inflation/deflation structure includes cylinder (12) and screw rod (17), the cylinder (12)
Top is connected to tracheae (13) end, and the opening of cylinder (12) bottom is fixedly connected with ball nut by fixed block (14)
(15), the ball nut (15) is threadedly coupled with screw rod (17), and screw rod (17) top is rotatably connected to insert (19), described
Insert (19) surface is socketed with rubber piston (20), and rubber piston (20) and cylinder (12) are cooperatively connected, the screw rod (17)
Inside be provided with along its length through slot (18), through slot (18) bottom end and rotation strip (16) top are cooperatively connected, the circle
The outer wall of cylinder (12) is affixed by fixed link (31) and plate (1) top surface；
The reduction gearbox (21) is fixedly mounted on the bottom of plate (1), and the reduction gearbox (21) is by cabinet (2101), first gear
(2102), second gear (2103), first rotating shaft (2104) and the second shaft (2105) are constituted, the first gear (2102)
Inner ring and the inner ring of second gear (2103) are affixed with first rotating shaft (2104) and the second shaft (2105) respectively, and first rotating shaft
(2104) it is rotatablely connected with cabinet (2101) inner wall with the second shaft (2105), the first gear (2102) and second gear
(2103) top of engagement connection, the top of the first rotating shaft (2104) and the second shaft (2105) respectively with rotation strip (16)
Bottom end and connecting shaft (23) bottom end are affixed；
Cylinder (12) side is rotatably connected to horizontal axis (24), and horizontal axis (24) surface and connecting shaft (23) top are socketed
Have conical gear (25), and engage connection between conical gear (25), horizontal axis (24) end is socketed with rocking bar (26), and shakes
Bar (26) is " Z " font structure；
It is fixedly installed with the second valve (30) and pressure gauge (29) at the top of the cylinder (12), is provided with cunning at the top of the plate (1)
Slot (34), and sliding slot (34) internal slide is connected with sliding block (33), the top and clump weight (32) bottom of the sliding block (33) are solid
Fixed connection.
2. a kind of oil-gas field development petroleum sampling apparatus according to claim 1, it is characterised in that: the support rod
(2) number is four, and four support rod (2) rectangular arrays are distributed in the bottom of spherical shell (3).
3. a kind of oil-gas field development petroleum sampling apparatus according to claim 1, it is characterised in that: the measuring cup (11)
Outer wall indicate scale, and measuring cup (11) is contacted with positive stop strip (10).
4. a kind of oil-gas field development petroleum sampling apparatus according to claim 1, it is characterised in that: the plate (1)
There are four the idler wheels (35) of rectangular array distribution for bottom installation.
5. a kind of oil-gas field development petroleum sampling apparatus according to claim 1, it is characterised in that: the tracheae (13)
Hot melt adhesive layer is filled with the junction of spherical shell (3).
6. a kind of oil-gas field development petroleum sampling apparatus according to claim 1, it is characterised in that: the screw rod (17)
Bearing, and the chimeric bottom for being mounted on insert (19) of bearing are socketed with the junction of insert (19).
7. a kind of oil-gas field development petroleum sampling apparatus according to claim 1, it is characterised in that: the first gear
(2102) diameter is the three to four-fold of second gear (2103) diameter.
8. a kind of oil-gas field development petroleum sampling apparatus according to claim 1, it is characterised in that: the rotation strip
(16) and the section of through slot (18) is line-styled structure.
9. a kind of oil-gas field development petroleum sampling apparatus according to claim 1, it is characterised in that: the first rotating shaft
(2104) it is internal to be located at two through-holes (22) being provided at the top of plate (1) for top and the second shaft (2105) top.
10. a kind of oil-gas field development petroleum sampling apparatus according to claim 1, it is characterised in that: the plate (1)
Top is vertically connected with limit plate (28), and limit plate (28) surface is provided with circular hole (27), and circular hole (27) and rocking bar (26)
It is cooperatively connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811120517.9A CN109187095A (en) | 2018-09-26 | 2018-09-26 | A kind of oil-gas field development petroleum sampling apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811120517.9A CN109187095A (en) | 2018-09-26 | 2018-09-26 | A kind of oil-gas field development petroleum sampling apparatus |
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Cited By (1)
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| CN117030361A (en) * | 2023-09-26 | 2023-11-10 | 广东广宇科技发展有限公司 | Pipeline water sample collection robot and collection method |
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|---|---|---|---|---|
| CN117030361A (en) * | 2023-09-26 | 2023-11-10 | 广东广宇科技发展有限公司 | Pipeline water sample collection robot and collection method |
| CN117030361B (en) * | 2023-09-26 | 2024-02-09 | 广东广宇科技发展有限公司 | Pipeline water sample collection robot and collection method |
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Application publication date: 20190111 |