CN207750057U - A kind of liquid-gas separator automatic flushing device - Google Patents
A kind of liquid-gas separator automatic flushing device Download PDFInfo
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- CN207750057U CN207750057U CN201721477247.8U CN201721477247U CN207750057U CN 207750057 U CN207750057 U CN 207750057U CN 201721477247 U CN201721477247 U CN 201721477247U CN 207750057 U CN207750057 U CN 207750057U
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Abstract
The utility model discloses a kind of liquid-gas separator automatic flushing devices, belong to technical field of oil drilling equipment, including Flushing nozzle and flush pipe, it is characterised in that：Further include PLC controller and flushing pump, the PLC controller is electrically connected with flushing pump, liquid inlet electromagnetic valve and blowoff electromagnetic valve of the PLC controller for start and stop flushing pump and switch liquid-gas separator, one end of the flush pipe is connect with flushing pump, the other end is connect with Flushing nozzle, and ball-and-seat is provided in the flush pipe.The utility model can automatically be rinsed liquid-gas separator, prevent the mud in liquid-gas separator dry and hard, ensure liquid-gas separator stability in use, have flush efficiency height, the good feature of flushing effect.
Description
Technical field
The utility model is related to arrive technical field of oil drilling equipment more particularly to a kind of liquid-gas separator auto-flushing
Device.
Background technology
Liquid-gas separator is the equipment of gas cut drilling fluid primary degassing, and pressing force can be divided into normal pressure and pressure self-control type two
Kind.Liquid-gas separator gas cut drilling fluid enters from separator inlet tangent line in separator, is fallen in a series of Internal baffles along inner wall
On, collision increases exposed surface area, flows downward, causes turbulent condition, gas is made to be detached with drilling fluid.Free gas passes through
The gas vent of tank deck is discharged, and exhaust pipe length is determined and is equipped with by scene, and guides to safe place, and the drilling fluid row after deaerating
Enter circulating tank.Liquid-gas separator is generally used together with oil field with electronic ignition device.Conventional use of liquid-gas separator utilizes
The difference of liquid air tightness and the separation for realizing liquid gas, in the case of high gas-liquid ratio, since gas-liquid often occur mixed for gas-liquid mixed
The phenomenon that going out causes separating effect bad, cannot meet actual needs.
Liquid-gas separator is matching used with choke manifold, for being detached from free gas in drilling fluid, can be applied to owe
The Deal With Drilling Fluid of balanced pressure drilling and H 2 S-containing gas.Compared with conventional drilling well, underbalanced logging refer to
The pressure that drilling fluid generates in shaft bottom in drilling process is less than the pore pressure of payzone, allows production formations fluid to flow into wellbore, and can
Be recycled to ground, ground can be effectively treated and liquid qi leel from.And the anti-hydrogen sulfide drilling fluid liquid-gas separator of normal pressure
It is then to be manufactured using quality material, it can effectively prevent the erosion of pernicious gas, ensure man-machine safety in production.When drilling fluid generates
When gas cut, proportion, viscosity generate larger deviation, cannot meet drilling well requirement；If when serious not in time processing will cause well kick,
Gas blowout accident even occurs.
Liquid-gas separator after use, is needed in time to be rinsed remaining mud in liquid-gas separator inner wall, be prevented
The dry and hard normal use for influencing liquid-gas separator of mud.
Publication No. CN205078204U, it is a kind of anti-that publication date is that on 03 09th, 2016 Chinese patent literature discloses
Stifled liquid-gas separator, including holder, the holder are mounted on chassis, and tank body is housed on the holder, and the top of the tank connects
It is connected to escape pipe, the tank body side is equipped with inlet tube, which is characterized in that the inlet tube front end is equipped with the spray stretched into tank body
Mouthful, the spout right opposite is equipped with baffle, and the first inclined plate is equipped with below the baffle, and second is equipped with below first inclined plate tiltedly
Plate, the second inclined plate lower section are equipped with tablet, and the tank body side is equipped with liquid outlet joint, and the liquid outlet joint is flat with tank body
Sliding connection, the liquid outlet joint inner wall surface are equipped with coating, and the tank body is equipped with manhole, and the top of the tank is equipped with unidirectional
Valve.
Anti-blocking liquid-gas separator disclosed in the patent document, although gas-liquid mixed can be prevented to a certain extent,
Separator cannot clean automatically after having used, and must manually be cleaned, and cleaning efficiency and effect are all poor.
Utility model content
The utility model provides a kind of liquid-gas separator and is filled with auto-flushing to overcome the defect of the above-mentioned prior art
It sets, the utility model can automatically be rinsed liquid-gas separator, prevent the mud in liquid-gas separator dry and hard, ensure liquid gas
Separator stability in use has flush efficiency height, the good feature of flushing effect.
The utility model is achieved through the following technical solutions：
A kind of liquid-gas separator automatic flushing device, including Flushing nozzle and flush pipe, it is characterised in that：Further include
PLC controller and flushing pump, the PLC controller are electrically connected with flushing pump, and PLC controller is for start and stop flushing pump and switch liquid
The liquid inlet electromagnetic valve and blowoff electromagnetic valve of gas separating device, one end of the flush pipe are connect with flushing pump, and the other end is sprayed with flushing
Head connects, and ball-and-seat is provided in the flush pipe.
Further include catch basin, suction pump and drinking-water pipe, suction pump is placed in catch basin, and one end and the suction pump of drinking-water pipe connect
It connects, the other end is connect with flushing pump.
The Flushing nozzle includes nozzle boss and the horn-like nozzle with nozzle boss perforation connection, is arranged on horn-like nozzle
There are the first jet pipe, the second jet pipe and third jet pipe, the second jet pipe to be vertically connected at the center of horn-like nozzle, the
One jet pipe and third jet pipe, which symmetrically tilt, to be fixed on horn-like nozzle.
Groove seat is fixed in the catch basin, groove seat is enclosed by the first side plate, the second side plate, third side plate and the 4th side plate
At suction pump is placed in groove seat, and the first recirculation hole is provided on the first side plate, and the second recirculation hole is provided on the second side plate, first-class
Through-hole and the second recirculation hole correspond to arrangement.
It is vertically connected with the first limiting plate on first side plate, is provided with the first arc notch on the first limiting plate, second
It is vertically connected with the second limiting plate on side plate, the second arc notch, the first arc notch and the second arc are provided on the second limiting plate
V notch v is arranged symmetrically.
The nozzle boss is Venturi tube, including contraction section, cylindrical section and expansion segment, contraction section connect with flush pipe, expansion
Section is opened to connect with horn-like nozzle.
The operation principle of the utility model is as follows：
Liquid-gas separator after use, open blowoff electromagnetic valve and start blowdown, when the mud in liquid-gas separator by PLC controller
Starch it is drained after, PLC controller starts flushing pump, and water is pumped into flush pipe through flushing pump, enters Flushing nozzle through flush pipe, passes through punching
It washes nozzle and hydro-peening is carried out to liquid-gas separator inside, to be rinsed to finish, PLC controller stops flushing pump, closes blowoff electromagnetic valve,
Realize the auto-flushing of liquid-gas separator.
The beneficial effects of the utility model are mainly manifested in following aspect：
One, the utility model, PLC controller are electrically connected with flushing pump, and PLC controller is for start and stop flushing pump and switch liquid
The liquid inlet electromagnetic valve and blowoff electromagnetic valve of gas separating device, one end of flush pipe are connect with flushing pump, and the other end connects with Flushing nozzle
Connect, ball-and-seat be provided in flush pipe, when liquid-gas separator after use, PLC controller open blowoff electromagnetic valve start blowdown,
After the mud in liquid-gas separator is drained, PLC controller starts flushing pump, and water is pumped into flush pipe through flushing pump, through flush pipe
Into Flushing nozzle, hydro-peening is carried out to liquid-gas separator inside by Flushing nozzle, to be rinsed to finish, PLC controller stops punching
Wash pump, can automatically liquid-gas separator be rinsed for the prior art by closing blowoff electromagnetic valve, prevent liquid qi leel from
Mud in device is dry and hard, ensures liquid-gas separator stability in use, has flush efficiency height, the good feature of flushing effect.
Two, the utility model further includes catch basin, suction pump and drinking-water pipe, and suction pump is placed in catch basin, drinking-water pipe
One end is connect with suction pump, and the other end is connect with flushing pump, and water intaking is convenient, convenient for ensureing the continuity rinsed, is improved and is rinsed effect
Rate.
Three, the utility model, Flushing nozzle includes nozzle boss and penetrates through the horn-like nozzle of connection with nozzle boss, horn-like
The first jet pipe, the second jet pipe and third jet pipe are provided on nozzle, the second jet pipe is vertically connected on horn-like nozzle
Center at, the first jet pipe and third jet pipe are symmetrically tilted and are fixed on horn-like nozzle, pass through the water that jet pipe sprays
With higher flow velocity, flushing effect is more preferable.
Four, the utility model is fixed with groove seat in catch basin, and groove seat is by the first side plate, the second side plate, third side plate and
Four side plates surround, and suction pump is placed in groove seat, and the first recirculation hole is provided on the first side plate, the second circulation is provided on the second side plate
Hole, the first recirculation hole and the second recirculation hole correspond to arrangement, by the limit of groove seat can prevent suction pump generation from shaking
It is mobile, ensure that the stability in use of suction pump, the first recirculation hole and the second recirculation hole correspond to arrangement, can make to fill always in groove seat
There is enough water, ensures the normal work of suction pump.
Five, the utility model is vertically connected with the first limiting plate on the first side plate, the first arc is provided on the first limiting plate
Notch is vertically connected with the second limiting plate on the second side plate, the second arc notch, the first arc notch is provided on the second limiting plate
It is arranged symmetrically with the second arc notch, better position-limiting action can be played to suction pump, further increases making for suction pump
Use stability.
Six, the utility model, nozzle boss are Venturi tube, including contraction section, cylindrical section and expansion segment, contraction section with rinse
Pipe connects, and expansion segment is connect with horn-like nozzle, can further increase the flow velocity of water, enhances flushing effect.
Description of the drawings
The utility model is described in further detail below in conjunction with specification drawings and specific embodiments,
In：
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram that the utility model is used to clean liquid-gas separator；
Fig. 3 is the structural schematic diagram of the utility model embodiment 2；
Fig. 4 is the structural schematic diagram of the utility model embodiment 3；
Fig. 5 is the structural schematic diagram of groove seat in the utility model embodiment 3；
Fig. 6 is the structural schematic diagram of groove seat in the utility model embodiment 4；
Fig. 7 is the structural schematic diagram of nozzle boss in the utility model embodiment 4；
It is marked in figure：1, Flushing nozzle, 2, flush pipe, 3, PLC controller, 4, flushing pump, 5, ball-and-seat, 6, catch basin,
7, suction pump, 8, drinking-water pipe, 9, nozzle boss, 10, horn-like nozzle, the 11, first jet pipe, the 12, second jet pipe, 13, third
Jet pipe, the 14, first side plate, the 15, second side plate, 16, third side plate, the 17, the 4th side plate, the 18, first recirculation hole, 19, second
Recirculation hole, the 20, first limiting plate, the 21, first arc notch, the 22, second limiting plate, the 23, second arc notch, 24, contraction section,
25, cylindrical section, 26, expansion segment.
Specific implementation mode
Embodiment 1
Referring to Fig. 1 and Fig. 2, a kind of liquid-gas separator automatic flushing device, including Flushing nozzle 1 and flush pipe 2, are also wrapped
PLC controller 3 and flushing pump 4 are included, the PLC controller 3 is electrically connected with flushing pump 4, and PLC controller 3 is used for start and stop flushing pump 4
With the liquid inlet electromagnetic valve and blowoff electromagnetic valve of switch liquid-gas separator, one end of the flush pipe 2 is connect with flushing pump 4, another
End is connect with Flushing nozzle 1, and ball-and-seat 5 is provided in the flush pipe 2.
The present embodiment is most basic embodiment, and PLC controller is electrically connected with flushing pump, and PLC controller is used for start and stop
Flushing pump and the liquid inlet electromagnetic valve and blowoff electromagnetic valve for switching liquid-gas separator, one end of flush pipe is connect with flushing pump, another
End connect with Flushing nozzle, ball-and-seat is provided in flush pipe, when liquid-gas separator after use, PLC controller opening blowdown
Solenoid valve starts blowdown, and after the mud in liquid-gas separator is drained, PLC controller starts flushing pump, and water is pumped into through flushing pump
Flush pipe enters Flushing nozzle through flush pipe, and hydro-peening is carried out to liquid-gas separator inside by Flushing nozzle, to be rinsed to finish,
PLC controller stops flushing pump, and can automatically liquid-gas separator be rushed for the prior art by closing blowoff electromagnetic valve
It washes, prevents the mud in liquid-gas separator dry and hard, ensure liquid-gas separator stability in use, have flush efficiency high, rinse effect
The good feature of fruit.
Embodiment 2
Referring to Fig. 3, a kind of liquid-gas separator automatic flushing device, including Flushing nozzle 1 and flush pipe 2, further include PLC
Controller 3 and flushing pump 4, the PLC controller 3 are electrically connected with flushing pump 4, and PLC controller 3 is for start and stop flushing pump 4 and opens
Close the liquid inlet electromagnetic valve and blowoff electromagnetic valve of liquid-gas separator, one end of the flush pipe 2 connect with flushing pump 4, the other end and
Flushing nozzle 1 connects, and ball-and-seat 5 is provided in the flush pipe 2.
Further include catch basin 6, suction pump 7 and drinking-water pipe 8, suction pump 7 is placed in catch basin 6, one end of drinking-water pipe 8 and pumping
Water pump 7 connects, and the other end is connect with flushing pump 4.
The present embodiment is a better embodiment, further includes catch basin, suction pump and drinking-water pipe, suction pump is placed in catch basin
Interior, one end of drinking-water pipe is connect with suction pump, and the other end is connect with flushing pump, and water intaking is convenient, convenient for ensureing the continuity rinsed,
Improve flush efficiency.
Embodiment 3
Referring to Fig. 4 and Fig. 5, a kind of liquid-gas separator automatic flushing device, including Flushing nozzle 1 and flush pipe 2, also wrap
PLC controller 3 and flushing pump 4 are included, the PLC controller 3 is electrically connected with flushing pump 4, and PLC controller 3 is used for start and stop flushing pump 4
With the liquid inlet electromagnetic valve and blowoff electromagnetic valve of switch liquid-gas separator, one end of the flush pipe 2 is connect with flushing pump 4, another
End is connect with Flushing nozzle 1, and ball-and-seat 5 is provided in the flush pipe 2.
Further include catch basin 6, suction pump 7 and drinking-water pipe 8, suction pump 7 is placed in catch basin 6, one end of drinking-water pipe 8 and pumping
Water pump 7 connects, and the other end is connect with flushing pump 4.
The Flushing nozzle 1 includes nozzle boss 9 and the horn-like nozzle 10 with the perforation connection of nozzle boss 9, horn-like nozzle
The first jet pipe 11, the second jet pipe 12 and third jet pipe 13 are provided on 10, the second jet pipe 12 is vertically connected on loudspeaker
At the center of shape nozzle 10, the first jet pipe 11 and third jet pipe 13 are symmetrically tilted and are fixed on horn-like nozzle 10.
Groove seat is fixed in the catch basin 6, groove seat is by the first side plate 14, the second side plate 15, third side plate 16 and the 4th
Side plate 17 surrounds, and suction pump 7 is placed in groove seat, and the first recirculation hole 18 is provided on the first side plate 14, and is provided on the second side plate 15
Two recirculation holes 19, the first recirculation hole 18 and the second recirculation hole 19 correspond to arrangement.
The present embodiment is another better embodiment, and Flushing nozzle includes nozzle boss and the loudspeaker with nozzle boss perforation connection
Shape nozzle is provided with the first jet pipe, the second jet pipe and third jet pipe, the second jet pipe vertical connection on horn-like nozzle
At the center of horn-like nozzle, the first jet pipe and third jet pipe are symmetrically tilted and are fixed on horn-like nozzle, by penetrating
The water that flow tube sprays has higher flow velocity, flushing effect more preferable.
Groove seat is fixed in catch basin, groove seat is surrounded by the first side plate, the second side plate, third side plate and the 4th side plate, is taken out
Water pump is placed in groove seat, and the first recirculation hole is provided on the first side plate, is provided with the second recirculation hole on the second side plate, the first recirculation hole and
Second recirculation hole corresponds to arrangement, can prevent suction pump from generating vibrations by the limit of groove seat by move, and ensures suction pump
Stability in use, the first recirculation hole and the second recirculation hole correspond to arrangement, can make to ensure always filled with enough water in groove seat
The normal work of suction pump.
Embodiment 4
Referring to Fig. 4, Fig. 6 and Fig. 7, a kind of liquid-gas separator automatic flushing device, including Flushing nozzle 1 and flush pipe 2,
Further include PLC controller 3 and flushing pump 4, the PLC controller 3 is electrically connected with flushing pump 4, and PLC controller 3 is rushed for start and stop
It washes pump 4 and switchs the liquid inlet electromagnetic valve and blowoff electromagnetic valve of liquid-gas separator, one end of the flush pipe 2 is connect with flushing pump 4,
The other end is connect with Flushing nozzle 1, and ball-and-seat 5 is provided in the flush pipe 2.
Further include catch basin 6, suction pump 7 and drinking-water pipe 8, suction pump 7 is placed in catch basin 6, one end of drinking-water pipe 8 and pumping
Water pump 7 connects, and the other end is connect with flushing pump 4.
The Flushing nozzle 1 includes nozzle boss 9 and the horn-like nozzle 10 with the perforation connection of nozzle boss 9, horn-like nozzle
The first jet pipe 11, the second jet pipe 12 and third jet pipe 13 are provided on 10, the second jet pipe 12 is vertically connected on loudspeaker
At the center of shape nozzle 10, the first jet pipe 11 and third jet pipe 13 are symmetrically tilted and are fixed on horn-like nozzle 10.
Groove seat is fixed in the catch basin 6, groove seat is by the first side plate 14, the second side plate 15, third side plate 16 and the 4th
Side plate 17 surrounds, and suction pump 7 is placed in groove seat, and the first recirculation hole 18 is provided on the first side plate 14, and is provided on the second side plate 15
Two recirculation holes 19, the first recirculation hole 18 and the second recirculation hole 19 correspond to arrangement.
It is vertically connected with the first limiting plate 20 on first side plate 14, the first arc notch is provided on the first limiting plate 20
21, the second limiting plate 22 is vertically connected on the second side plate 15, and the second arc notch 23, the first arc are provided on the second limiting plate 22
V notch v 21 and the second arc notch 23 are arranged symmetrically.
The nozzle boss 9 is Venturi tube, including contraction section 24, cylindrical section 25 and expansion segment 26, contraction section 24 with rinse
Pipe 2 connects, and expansion segment 26 is connect with horn-like nozzle 10.
The present embodiment is preferred forms, and PLC controller is electrically connected with flushing pump, and PLC controller is rinsed for start and stop
The liquid inlet electromagnetic valve and blowoff electromagnetic valve of pump and switch liquid-gas separator, one end of flush pipe connect with flushing pump, the other end and
Flushing nozzle connects, and is provided with ball-and-seat in flush pipe, when liquid-gas separator after use, PLC controller opens blowdown electromagnetism
Valve starts blowdown, and after the mud in liquid-gas separator is drained, PLC controller starts flushing pump, and water is pumped into flushing through flushing pump
Pipe, enters Flushing nozzle through flush pipe, carries out hydro-peening to liquid-gas separator inside by Flushing nozzle, to be rinsed to finish, PLC controls
Device processed stops flushing pump, and can automatically liquid-gas separator be rinsed for the prior art by closing blowoff electromagnetic valve, be prevented
Mud only in liquid-gas separator is dry and hard, ensures liquid-gas separator stability in use, has flush efficiency high, flushing effect is good
Feature.
It is vertically connected with the first limiting plate on first side plate, the first arc notch, the second side plate are provided on the first limiting plate
On be vertically connected with the second limiting plate, be provided with the second arc notch on the second limiting plate, the first arc notch and the second arc lack
Mouth is arranged symmetrically, and better position-limiting action can be played to suction pump, further increases the stability in use of suction pump.
Nozzle boss is Venturi tube, including contraction section, cylindrical section and expansion segment, contraction section are connect with flush pipe, expansion segment
It is connect with horn-like nozzle, the flow velocity of water can be further increased, enhance flushing effect.
Claims (6)
1. a kind of liquid-gas separator automatic flushing device, including Flushing nozzle（1）And flush pipe（2）, it is characterised in that：Also wrap
Include PLC controller（3）And flushing pump（4）, the PLC controller（3）With flushing pump（4）Electrical connection, PLC controller（3）For
Start and stop flushing pump（4）With the liquid inlet electromagnetic valve and blowoff electromagnetic valve of switch liquid-gas separator, the flush pipe（2）One end and punching
Wash pump（4）Connection, the other end and Flushing nozzle（1）Connection, the flush pipe（2）On be provided with ball-and-seat（5）.
2. a kind of liquid-gas separator automatic flushing device according to claim 1, it is characterised in that：It further include catch basin
（6）, suction pump（7）And drinking-water pipe（8）, suction pump（7）It is placed in catch basin（6）It is interior, drinking-water pipe（8）One end and suction pump（7）
Connection, the other end and flushing pump（4）Connection.
3. a kind of liquid-gas separator automatic flushing device according to claim 1, it is characterised in that：The Flushing nozzle
（1）Including nozzle boss（9）With with nozzle boss（9）Penetrate through the horn-like nozzle of connection（10）, horn-like nozzle（10）On be provided with
First jet pipe（11）, the second jet pipe（12）With third jet pipe（13）, the second jet pipe（12）It is vertically connected on horn-like
Nozzle（10）Center at, the first jet pipe（11）With third jet pipe（13）Symmetrical tilt is fixed on horn-like nozzle（10）
On.
4. a kind of liquid-gas separator automatic flushing device according to claim 2, it is characterised in that：The catch basin
（6）It is inside fixed with groove seat, groove seat is by the first side plate（14）, the second side plate（15）, third side plate（16）With the 4th side plate（17）It encloses
At suction pump（7）It is placed in groove seat, the first side plate（14）On be provided with the first recirculation hole（18）, the second side plate（15）On be provided with
Two recirculation holes（19）, the first recirculation hole（18）With the second recirculation hole（19）Corresponding arrangement.
5. a kind of liquid-gas separator automatic flushing device according to claim 4, it is characterised in that：First side plate
（14）On be vertically connected with the first limiting plate（20）, the first limiting plate（20）On be provided with the first arc notch（21）, the second side plate
（15）On be vertically connected with the second limiting plate（22）, the second limiting plate（22）On be provided with the second arc notch（23）, the first arc
Notch（21）With the second arc notch（23）It is arranged symmetrically.
6. a kind of liquid-gas separator automatic flushing device according to claim 3, it is characterised in that：The nozzle boss
（9）For Venturi tube, including contraction section（24）, cylindrical section（25）And expansion segment（26）, contraction section（24）With flush pipe（2）Even
It connects, expansion segment（26）With horn-like nozzle（10）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721477247.8U CN207750057U (en) | 2017-11-08 | 2017-11-08 | A kind of liquid-gas separator automatic flushing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721477247.8U CN207750057U (en) | 2017-11-08 | 2017-11-08 | A kind of liquid-gas separator automatic flushing device |
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| Publication Number | Publication Date |
|---|---|
| CN207750057U true CN207750057U (en) | 2018-08-21 |
Family
ID=63145861
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| CN201721477247.8U Active CN207750057U (en) | 2017-11-08 | 2017-11-08 | A kind of liquid-gas separator automatic flushing device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110303546A (en) * | 2019-06-06 | 2019-10-08 | 重庆宏双达机械工程有限公司 | A kind of multi-functional automatic vegetable-cutting equipment |
| CN110630246A (en) * | 2019-10-17 | 2019-12-31 | 南京瑞路通达信息技术有限公司 | Automatic measuring device and method for oil field production well liquid production amount |
| CN113058293A (en) * | 2021-03-19 | 2021-07-02 | 广汉市思明石油钻采设备配套有限公司 | Self-cleaning safety type separator, separation and cleaning integrated system using separator and use method of system |
-
2017
- 2017-11-08 CN CN201721477247.8U patent/CN207750057U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110303546A (en) * | 2019-06-06 | 2019-10-08 | 重庆宏双达机械工程有限公司 | A kind of multi-functional automatic vegetable-cutting equipment |
| CN110630246A (en) * | 2019-10-17 | 2019-12-31 | 南京瑞路通达信息技术有限公司 | Automatic measuring device and method for oil field production well liquid production amount |
| CN113058293A (en) * | 2021-03-19 | 2021-07-02 | 广汉市思明石油钻采设备配套有限公司 | Self-cleaning safety type separator, separation and cleaning integrated system using separator and use method of system |
| CN113058293B (en) * | 2021-03-19 | 2021-11-19 | 广汉市思明石油钻采设备配套有限公司 | Self-cleaning safety type separator, separation and cleaning integrated system using separator and use method of system |
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