CN210434366U - Oil field is with stifled water seal scurring agent fluid distribution system and fluid distribution agitator tank - Google Patents
Oil field is with stifled water seal scurring agent fluid distribution system and fluid distribution agitator tank Download PDFInfo
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- CN210434366U CN210434366U CN201920879589.5U CN201920879589U CN210434366U CN 210434366 U CN210434366 U CN 210434366U CN 201920879589 U CN201920879589 U CN 201920879589U CN 210434366 U CN210434366 U CN 210434366U
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Abstract
The utility model relates to a liquid mixing system and a liquid mixing agitator tank of water shutoff and channeling sealing agent for oil field, which comprises a liquid mixing agitator tank and a feeding device, wherein the liquid mixing agitator tank comprises a tank body, a mixing shaft and mixing blades, the inner wall surface of the bottom wall of the tank body is concave, and the mixing blades are arranged on the mixing shaft and are positioned in the tank body; the feeding device is used for conveying materials to be stirred into the liquid preparation stirring tank; the bottom of the bottom surface of the tank body is connected with a lifting cylinder, and a helical blade is arranged in the lifting cylinder; the rotation axis of the helical blade extends in the up-down direction for forming a liquid flow having a flow direction toward the inside of the tank when rotating in the corresponding direction. When the helical blade rotates towards the corresponding direction, the material deposition can be avoided or the deposited material can be lifted into the tank body, the liquid preparation quality is improved, and the subsequent pipeline blockage is avoided.
Description
Technical Field
The utility model relates to an oil field is with stifled water seal scurries agent and joins in marriage liquid system and join in marriage liquid agitator tank.
Background
In the middle and later period of development of oil fields, the main measures adopted by the oil fields are to supplement formation energy through water injection. Due to the heterogeneity of the oil reservoir, the phenomena of 'inrush' and 'cross flow' of water in the oil reservoir can occur, and the development effect of the oil field is seriously influenced. In the prior art, the problem of water channeling of an oil well is generally solved by injecting a water plugging and channeling sealing agent into a stratum.
Chinese utility model patent with publication number CN202755958U, publication number 2013, 02, 27 discloses an intelligent profile control injection system, which comprises a stirring tank and a feeding device, and can be used for preparing water shutoff channeling sealing agent. The feeding device comprises a liquid feeding device and a powder feeding device, the stirring tank comprises a tank body, a stirring shaft and stirring blades, and the inner wall surface of the bottom of the tank body is a concave surface with a concave middle part. The powder that comes the water misce bene with the powder feedway output with high pressure and pours into the agitator tank into, and liquid feedway's solution is poured into the agitator tank equally, and the three becomes water shutoff and seals scurries the agent after the stirring mixes in the agitator tank, and the water shutoff that the allotment is good seals scurries the agent and flows out through the liquid outlet that sets up the agitator tank at the concave surface middle part, pressurizes through the liquid filling pump, pours into the stratum into through the pipeline. Chinese utility model patent that grant publication number CN201701892U, grant publication date are 2011 year 01 month 12 days discloses a powder delivery outlet links to each other with the solution pipeline, to solution pipeline decompression, high-speed solution makes the powder delivery outlet form the negative pressure in the solution pipeline, and the powder is exported under the effect of atmospheric pressure to the powder delivery outlet, and the powder is carried to the blending tank after mixing with high-speed solution in the solution pipeline. Chinese utility model patent with the publication number of CN208473783U and publication date of 2019, 02, 05 discloses a scheme for realizing multi-dimensional uniform mixing of substances in a stirring tank, wherein the inclination direction of the stirring blades in the stirring tank is adjustable.
The material deposit appears in the tank bottom of agitator tank among the prior art easily, influences and joins in marriage liquid quality to block up subsequent liquid charge pump or pipeline easily.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a join in marriage liquid agitator tank for solve the current easy sedimentary material's of tank bottoms problem of joining in marriage liquid agitator tank. An additional object of the utility model is to provide an oil field is with stifled water seal scurries agent and joins in marriage liquid system for solve the problem of the easy deposit material of tank bottoms of the liquid agitator tank of joining in marriage of current agitating unit.
In order to achieve the purpose, the utility model discloses a join in marriage liquid agitator tank's technical scheme is: the liquid mixing stirring tank comprises a tank body, a stirring shaft and stirring blades, wherein the inner wall surface of the bottom wall of the tank body is concave downward, and the stirring blades are arranged on the stirring shaft and are positioned in the tank body; the bottom of the bottom surface of the tank body is connected with a lifting cylinder, and a helical blade is arranged in the lifting cylinder;
the rotation axis of the helical blade extends in the up-down direction for forming a liquid flow toward the inside of the tank when rotating in the corresponding direction.
The utility model discloses a join in marriage liquid agitator tank's beneficial effect is: when the helical blade rotates towards the corresponding direction, the material deposition can be avoided or the deposited material can be lifted into the tank body, the liquid preparation quality is improved, and the subsequent pipeline blockage is avoided.
Further, a liquid outlet of the liquid preparation stirring tank is arranged at the bottom end of the lifting cylinder;
the spiral blade has two rotation states of positive rotation and reverse rotation, and when the spiral blade rotates positively, the spiral blade forms liquid flow flowing towards the inner part of the tank body in the lifting cylinder; when helical blade reverses, helical blade provides the power of the liquid outlet of liquid agitator tank is joined in marriage to the water shutoff of lifting barrel agent of scurring to sealing.
The water plugging and channeling sealing agent mixing tank has the beneficial effect that when the helical blades rotate reversely, the water plugging and channeling sealing agent in the liquid mixing tank can flow out of the liquid mixing tank through the liquid outlet of the liquid mixing tank.
Further, the helical blade is arranged on the stirring shaft of the stirring blade.
The stirring tank has the beneficial effects that the stirring blade and the helical blade share the stirring shaft, so that the structure of the liquid preparation stirring tank is simple, and the manufacturing is convenient.
The utility model discloses a technical scheme of oil field is with stifled water seal scurring agent liquid distribution system does: the oil field water plugging and channeling sealing agent liquid preparation system comprises a liquid preparation stirring tank and a feeding device,
the liquid mixing stirring tank comprises a tank body, a stirring shaft and stirring blades, wherein the inner wall surface of the bottom wall of the tank body is concave downward, and the stirring blades are arranged on the stirring shaft and are positioned in the tank body;
the feeding device is used for conveying materials to be stirred into the liquid preparation stirring tank;
the bottom of the bottom surface of the tank body is connected with a lifting cylinder, and a helical blade is arranged in the lifting cylinder;
the rotation axis of the helical blade extends in the up-down direction for forming a liquid flow toward the inside of the tank when rotating in the corresponding direction.
The utility model discloses an oil field is with water shutoff and sealing scurry agent and join in marriage liquid system's beneficial effect does: when the helical blade rotates towards the corresponding direction, the material deposition can be avoided or the deposited material can be lifted into the tank body, the liquid preparation quality is improved, and the subsequent pipeline blockage is avoided.
Further, a liquid outlet of the liquid preparation stirring tank is arranged at the bottom end of the lifting cylinder;
the spiral blade has two rotation states of positive rotation and reverse rotation, and when the spiral blade rotates positively, the spiral blade forms liquid flow flowing towards the inner part of the tank body in the lifting cylinder; when helical blade reverses, helical blade provides the power of the liquid outlet of liquid agitator tank is joined in marriage to the water shutoff of lifting barrel agent of scurring to sealing.
The water plugging and channeling sealing agent mixing tank has the beneficial effect that when the helical blades rotate reversely, the water plugging and channeling sealing agent in the liquid mixing tank can flow out of the liquid mixing tank through the liquid outlet of the liquid mixing tank.
Further, the oil field is with stifled water seal scurries agent and joins in marriage liquid system includes the jar of keeping in, the jar of keeping in is used for keeping in and accomplishes the stifled water seal scurries agent of joining in marriage the liquid, the liquid outlet intercommunication of joining in marriage the liquid agitator tank keeps in the jar.
The temporary storage tank is communicated with the liquid outlet of the liquid preparation stirring tank, so that the water plugging and channeling blocking agent in the liquid preparation stirring tank is prevented from being injected into a stratum before being prepared, and the effect of water plugging and channeling blocking is prevented from being influenced.
Further, the helical blade is arranged on the stirring shaft of the stirring blade.
The stirring tank has the beneficial effects that the stirring blade and the helical blade share the stirring shaft, so that the structure of the liquid preparation stirring tank is simple, and the manufacturing is convenient.
Furthermore, the feeding device comprises a liquid material feeding device and a powder material feeding device;
the liquid material feeding device comprises a liquid material tank, a liquid material pump and a liquid conveying pipeline, wherein a negative pressure port is formed in the liquid conveying pipeline, and negative pressure at the negative pressure port is formed by jet flow of the liquid material;
the powder feeding device comprises a powder hopper, and the powder hopper is provided with a powder discharge hole;
and the powder discharge port is connected to the negative pressure port.
The liquid mixing device has the advantages that the powder and the liquid in the liquid conveying pipeline are premixed in the liquid conveying pipeline, the burden of the liquid mixing stirring tank is reduced, the mixing efficiency of a liquid mixing system is improved, and the mixing quality is improved. The pressure difference is formed between the discharge hole of the powder hopper and the atmospheric pressure, so that the powder can enter the infusion pipeline conveniently. The negative pressure port generates suction to the powder, thereby being beneficial to reducing the generation of dust in the process of feeding the powder hopper to the infusion pipeline and effectively preventing the powder from spilling.
Furthermore, the powder feeding device also comprises a powder lifting device and a vibrating screen;
a powder lifting device used for conveying powder to the vibrating screen,
and the vibrating screen is positioned above the powder hopper and used for screening out large-particle substances in the powder.
The vibrating screen has the beneficial effects that the vibrating screen is beneficial to powder with the aperture smaller than that of the screen to pass through the vibrating screen, unqualified large-particle powder and other large-particle impurities in the powder are removed through the vibrating screen, the preparation of a water plugging and channeling sealing agent is facilitated, and the large-particle powder can be screened out to better avoid the blockage of a subsequent pipeline.
Furthermore, the powder lifting device comprises a lifting conveyer belt and a powder slideway,
the lifting conveyer belt is provided with a blanking end, the powder is separated from the lifting conveyer belt at the blanking end,
the powder slide way is positioned below the blanking end and is obliquely arranged for guiding the powder to fall onto the vibrating screen,
the powder slide comprises a scraper which is positioned at the upper end of the powder slide and is used for scraping off powder adhered to the lifting conveyer belt.
Its beneficial part lies in, through the blanking slide guide powder, can be better guarantee the powder fall into the powder funnel, scrape the powder of adhesion on the promotion conveyer belt through the scraper blade, prevent to promote the stability of the work of conveyer belt because of the powder adhesion influences on promoting the conveyer belt.
Drawings
Fig. 1 is a usage state diagram of a specific embodiment of the water shutoff channeling sealing agent liquid distribution system for the oil field according to the present invention;
in the figure: 1. powder conveyor, 2, powder slide, 3, vibrating screen, 4, powder funnel, 5, liquid material jar, 6, liquid material pump, 7, negative pressure feed arrangement, 8, join in marriage liquid agitator tank, 9, the jar of keeping in, 10, the priming pump.
Detailed Description
The following describes embodiments of the present invention with reference to the accompanying drawings.
The utility model discloses a specific embodiment of liquid system is joined in marriage with water shutoff and sealing up agent in oil field, as shown in fig. 1, the oil field is with water shutoff and sealing up agent and is joined in marriage the liquid system including joining in marriage liquid agitator tank 8 for to join in marriage in the liquid agitator tank 8 carry treat the feedway of stirring material and store and join in marriage the temporary storage tank 9 of the water shutoff and sealing up agent of preparing among the liquid agitator tank 8.
Join in marriage liquid agitator tank 8 including a jar body, set up at the promotion bucket of jar body lower extreme, be located the driving motor of jar body top, the (mixing) shaft of being connected with the driving motor transmission, set up at the epaxial stirring vane of the (mixing) shaft that corresponds with a jar body and set up at the epaxial helical blade of (mixing) that corresponds with promoting the bucket, stirring vane is provided with the multiunit along the axial of (mixing) shaft for promote the stirring efficiency who joins in marriage liquid agitator tank 8, the (mixing) shaft stretches into jar body and promotes in the bucket.
The internal face of the diapire of the jar body is recessed, promotes the bottom that the internal face of bucket connection was at the diapire of the jar body, and the liquid outlet setting of joining in marriage liquid agitator tank 8 is in the bottom of promoting the bucket. The stirring shaft has two opposite directions of rotation, both in axial rotation. Form the liquid stream of flow direction orientation jar internal portion with helical blade, the rotation direction of the (mixing) shaft that corresponds is the forward rotation of (mixing) shaft to helical blade provides the power that flows to join in marriage the liquid outlet of liquid agitator tank 8 to the water shutoff of lifting barrel seals scurring the agent, and the rotation direction of the (mixing) shaft that corresponds is the reverse rotation of (mixing) shaft. The stirring shaft has two rotation directions by arranging a reversing controller on the motor, the reversing controller is the prior art, and the principle and the structure of the reversing controller are not described in detail here.
The feeding device comprises a powder feeding device and a liquid material feeding device, wherein the powder feeding device is used for providing powder to the liquid preparation stirring tank 8, and the liquid material feeding device is used for providing liquid material to the liquid preparation stirring tank 8. The liquid material feeding device comprises a liquid material tank 5 for storing liquid materials, a liquid conveying pipeline for conveying the liquid materials in the liquid material tank 5 to a liquid distribution stirring tank 8, and a liquid material pump 6 for pressurizing the liquid materials in the liquid conveying pipeline.
The powder feeding device comprises a negative pressure feeding device 7 and a powder hopper 4, the negative pressure feeding device 7 is arranged on the liquid conveying pipeline, the negative pressure feeding device 7 is provided with a negative pressure port, and the negative pressure port is connected with a discharge port of the powder hopper 4. The liquid material is pressurized by the liquid material pump and then enters the negative pressure feeding device 7, flows in the negative pressure feeding device 7 to form jet flow, the negative pressure port generates negative pressure under the action of the jet flow, powder at the discharge port of the powder hopper 4 is sucked into the negative pressure feeding device 7 under the action of the negative pressure and then enters the infusion pipeline, and the powder and the liquid material are premixed in the infusion pipeline. The introduction of powder into a liquid stream by means of negative pressure jets is prior art and the principle and structure thereof will not be described in detail here.
The powder feeding device further comprises a powder conveying device 1, a vibrating screen 3 and a powder slide way 2, wherein the vibrating screen 3 and the powder slide way 2 are located above a feeding hole of a powder hopper 4, the powder conveying device 1 comprises a lifting conveying belt used for conveying powder, and the lifting conveying belt is provided with a feeding end used for enabling the powder to enter the lifting conveying belt and a blanking end used for enabling the powder to fall off from the lifting conveying belt. The powder slide 2 is located the below of blanking end and slope setting, and on the powder that falls from the blanking end fell along powder slide 2 and fall vibrating screen 3, the upper end of powder slide 2 contacted with the promotion conveyer belt, will promote the powder of adhesion on the conveyer belt and scrape off, and the upper end of powder slide 2 forms the scraper blade. The scraped powder falls onto the vibrating screen 3 along the powder slide 2, and the vibrating screen 3 vibrates at a certain frequency and amplitude during working, so that the powder with the particle size smaller than the meshes of the vibrating screen 3 passes through the vibrating screen 3. The structure of the lifting conveyor belt of the powder conveying device 1 is common in the prior art and is not described in detail here. In other embodiments, the belt of the powder conveyor may be horizontally positioned if the powder does not need to be lifted.
The utility model discloses a liquid system is joined in marriage with water shutoff and sealing agent in oil field's working process as follows: powder conveyor 1 transports the powder to the top of powder slide 2 from the powder storage, and the powder drops to powder slide 2 from promoting the conveyer belt to on falling to vibratory screen 3 along powder slide 2, the upper end of powder slide 2 contacts with promoting the conveyer belt, will promote the powder of adhesion on the conveyer belt and scrape, and the powder that scrapes drops to vibratory screen 3 along powder slide 2. The vibrating screen 3 filters large-particle powder and impurities, and the vibrating screen 3 vibrates at a certain frequency and amplitude while filtering, so that the powder with the particle size smaller than the meshes of the vibrating screen 3 passes through the vibrating screen 3.
The powder passing through the vibrating screen 3 enters the powder hopper 4, the discharge port of the powder hopper 4 is positioned at the lower end of the powder hopper 4, the discharge port of the powder hopper 4 is connected with the negative pressure port of the negative pressure feeding device 7 arranged on the infusion pipeline, and the powder in the powder hopper 4 enters the infusion channel through the negative pressure feeding device 7.
The liquid material tank 5 for storing liquid material is communicated with the liquid distribution stirring tank 8 through a liquid conveying pipeline, and the liquid material in the liquid conveying pipeline and powder material entering the liquid conveying channel through the negative pressure feeding device 7 are premixed in the liquid conveying pipeline and then enter the liquid distribution stirring tank 8. Join in marriage liquid agitator tank 8 and have mix and two kinds of mode of ejection of compact, transfer line when joining in marriage liquid agitator tank 8 feed or transfer line after joining in marriage liquid agitator tank 8 feed, join in marriage liquid agitator tank 8 and open the stirring mode, the (mixing) shaft forward rotation, stirring vane stirs the agent that scurries to stifled water in the jar body, joins in marriage the mixture of liquid material and powder in the liquid agitator tank with higher speed, helical blade forms the liquid stream of flow direction orientation jar internal portion. Join in marriage liquid agitator tank 8 and open the stirring mode when transfer line is to joining in marriage liquid agitator tank 8 feed, helical blade can avoid the powder deposit, joins in marriage liquid agitator tank 8 and open the stirring mode after the transfer line is to joining in marriage liquid agitator tank 8 feed, and helical blade can promote the material of deposit to the jar body and participate in the stirring.
After the water shutoff and channeling sealing agent in the liquid preparation stirring tank 8 is mixed, the liquid conveying pipeline does not supply materials to the liquid preparation stirring tank 8, the liquid preparation stirring tank 8 is opened in a discharging mode, the stirring shaft rotates reversely or is static at the moment, when the stirring shaft rotates reversely, the stirring blade is used for stirring the water shutoff and channeling sealing agent in the tank body, the spiral blade provides power flowing to a liquid outlet of the liquid preparation stirring tank 8 for the water shutoff and channeling sealing agent in the lifting barrel, and the water shutoff and channeling sealing agent flows out through the liquid outlet of the liquid preparation stirring tank 8; or the stirring shaft is static, and the water plugging and channeling blocking agent in the liquid preparation stirring tank 8 flows out through the liquid outlet of the liquid preparation stirring tank 8 under the action of gravity.
The water shutoff channeling agent flowing out of the liquid outlet of the liquid preparation stirring tank 8 is conveyed to the temporary storage tank 9 through a pipeline for storage, and the water shutoff channeling agent in the temporary storage tank 9 is injected into an oil well through a well inlet pipeline under the pressurization of the liquid injection pump 10. The water plugging and channeling blocking agent can be prepared near an oil well and is directly injected into the underground after the preparation is finished; or can be prepared on a factory or a vehicle and transported to an oil well after the preparation is finished. If deposition occurs during transportation, the driving motor is started to stir again: the stirring shaft is rotated positively, and the material deposited in the lifting barrel is lifted to the tank body to be stirred. Or adding the powder and the liquid into the liquid preparation stirring tank 8 in a factory building, and transporting the liquid preparation stirring tank 8 to an oil well for preparation. The structure in fig. 1 can be arranged on a vehicle, or the structures of the liquid tank 5, the temporary storage tank 9, the liquid pump 6, the liquid injection pump 10 and the like can be separately arranged according to the use requirement.
In other embodiments, the helical blade may also be fixed to a separately provided rotating shaft, which may be in driving connection with the driving motor corresponding to the stirring blade through a transmission mechanism, or a separately provided motor in driving connection with the rotating shaft.
In other embodiments, the helical blade may not have a reverse mode that provides power to the water shutoff and channeling blocking agent in the lifting bucket to flow to the liquid outlet of the liquid mixing tank, and at this time, the water shutoff and channeling blocking agent in the liquid mixing tank flows out through the liquid outlet of the liquid mixing tank under the action of gravity.
In other embodiments, the temporary storage tank is not communicated with the liquid outlet of the liquid preparation stirring tank, and the stirred water shutoff channeling sealing agent can be directly injected into the well.
In other embodiments, only one set of stirring blades may be arranged along the axial direction of the stirring shaft.
In other embodiments, the powder hopper is not arranged, the liquid preparation stirring tank is provided with a powder feeding hole, and powder passing through the vibrating screen directly enters the liquid preparation stirring tank through the powder feeding hole. At this time, the negative pressure feeding device is not arranged in the transfusion pipeline.
In other embodiments, the vibrating screen may not be provided in the case of acceptable powder particle size.
In other embodiments, other forms of powder delivery devices may be provided, such as screw conveyors and the like, in which case a scraper need not be provided.
In other embodiments, the scraper can be a separate structure and is connected to the upper end of the powder slide.
The utility model discloses an oil field is with water shutoff and sealing scurry agent solution preparation system can also be used to the preparation of other solutions, turbid liquid or colloid.
The utility model discloses a join in marriage concrete embodiment of liquid agitator tank seals with stifled water and scurries the structure of joining in marriage liquid agitator tank of agent joining in marriage in the liquid system unanimous with above-mentioned oil field, no longer gives unnecessary details.
The liquid preparation stirring tank of the utility model can also be used for preparing other solutions, turbid liquids or colloids.
Claims (10)
1. The liquid mixing stirring tank comprises a tank body, a stirring shaft and stirring blades, wherein the inner wall surface of the bottom wall of the tank body is concave downward, and the stirring blades are arranged on the stirring shaft and are positioned in the tank body;
the method is characterized in that: the bottom of the bottom surface of the tank body is connected with a lifting cylinder, and a helical blade is arranged in the lifting cylinder;
the rotation axis of the helical blade extends in the up-down direction for forming a liquid flow toward the inside of the tank when rotating in the corresponding direction.
2. The liquid mixing agitator tank of claim 1, wherein: a liquid outlet of the liquid preparation stirring tank is arranged at the bottom end of the lifting cylinder;
the spiral blade has two rotation states of positive rotation and reverse rotation, and when the spiral blade rotates positively, the spiral blade forms liquid flow flowing towards the inner part of the tank body in the lifting cylinder; when helical blade reverses, helical blade provides the power of the liquid outlet of liquid agitator tank is joined in marriage to the water shutoff of lifting barrel agent of scurring to sealing.
3. The liquid preparation agitator tank of claim 1 or 2, wherein: the helical blade is arranged on the stirring shaft of the stirring blade.
4. The oil field water plugging and channeling sealing agent liquid preparation system comprises a liquid preparation stirring tank and a feeding device,
the liquid mixing stirring tank comprises a tank body, a stirring shaft and stirring blades, wherein the inner wall surface of the bottom wall of the tank body is concave downward, and the stirring blades are arranged on the stirring shaft and are positioned in the tank body;
the feeding device is used for conveying materials to be stirred into the liquid preparation stirring tank; the method is characterized in that:
the bottom of the bottom surface of the tank body is connected with a lifting cylinder, and a helical blade is arranged in the lifting cylinder;
the rotation axis of the helical blade extends in the up-down direction for forming a liquid flow toward the inside of the tank when rotating in the corresponding direction.
5. The water shutoff and channeling sealing agent fluid distribution system for the oil field according to claim 4, wherein: a liquid outlet of the liquid preparation stirring tank is arranged at the bottom end of the lifting cylinder;
the spiral blade has two rotation states of positive rotation and reverse rotation, and when the spiral blade rotates positively, the spiral blade forms liquid flow flowing towards the inner part of the tank body in the lifting cylinder; when helical blade reverses, helical blade provides the power of the liquid outlet of liquid agitator tank is joined in marriage to the water shutoff of lifting barrel agent of scurring to sealing.
6. The water shutoff and channeling sealing agent fluid distribution system for the oil field according to claim 5, characterized in that: the oil field is with water shutoff and sealing scurries agent and joins in marriage liquid system includes the jar of keeping in, the jar of keeping in is used for keeping in and accomplishes the water shutoff and sealing scurries agent of joining in marriage liquid, the liquid outlet intercommunication of joining in marriage the liquid agitator tank keeps in the jar.
7. The oilfield water shutoff and channeling agent fluid distribution system according to claim 4, 5 or 6, wherein: the helical blade is arranged on the stirring shaft of the stirring blade.
8. The oilfield water shutoff and channeling agent fluid distribution system according to claim 4, 5 or 6, wherein: the feeding device comprises a liquid material feeding device and a powder material feeding device;
the liquid material feeding device comprises a liquid material tank, a liquid material pump and a liquid conveying pipeline, wherein a negative pressure port is formed in the liquid conveying pipeline, and negative pressure at the negative pressure port is formed by jet flow of the liquid material;
the powder feeding device comprises a powder hopper, and the powder hopper is provided with a powder discharge hole;
and the powder discharge port is connected to the negative pressure port.
9. The water shutoff and channeling sealing agent fluid distribution system for the oil field according to claim 8, wherein: the powder feeding device also comprises a powder lifting device and a vibrating screen;
a powder lifting device used for conveying powder to the vibrating screen,
and the vibrating screen is positioned above the powder hopper and used for screening out large-particle substances in the powder.
10. The water shutoff and channeling sealing agent liquid preparation system for the oil field according to claim 9, characterized in that: the powder lifting device comprises a lifting conveyer belt and a powder slideway,
the lifting conveyer belt is provided with a blanking end, the powder is separated from the lifting conveyer belt at the blanking end,
the powder slide way is positioned below the blanking end and is obliquely arranged for guiding the powder to fall onto the vibrating screen,
the powder slide comprises a scraper which is positioned at the upper end of the powder slide and is used for scraping off powder adhered to the lifting conveyer belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920879589.5U CN210434366U (en) | 2019-06-12 | 2019-06-12 | Oil field is with stifled water seal scurring agent fluid distribution system and fluid distribution agitator tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920879589.5U CN210434366U (en) | 2019-06-12 | 2019-06-12 | Oil field is with stifled water seal scurring agent fluid distribution system and fluid distribution agitator tank |
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| Publication Number | Publication Date |
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| CN210434366U true CN210434366U (en) | 2020-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920879589.5U Active CN210434366U (en) | 2019-06-12 | 2019-06-12 | Oil field is with stifled water seal scurring agent fluid distribution system and fluid distribution agitator tank |
Country Status (1)
| Country | Link |
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| CN (1) | CN210434366U (en) |
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