CN213556774U - Active polymer liquid preparation device - Google Patents

Active polymer liquid preparation device Download PDF

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Publication number
CN213556774U
CN213556774U CN202021907612.6U CN202021907612U CN213556774U CN 213556774 U CN213556774 U CN 213556774U CN 202021907612 U CN202021907612 U CN 202021907612U CN 213556774 U CN213556774 U CN 213556774U
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Prior art keywords
tank
inlet
liquid
liquid preparation
outlet
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CN202021907612.6U
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Inventor
白艳丽
冯海顺
蔡文斌
王飞
何旭
王善堂
林吉生
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China Petroleum and Chemical Corp
Sinopec Research Institute of Petroleum Engineering Shengli Co
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China Petroleum and Chemical Corp
Sinopec Research Institute of Petroleum Engineering Shengli Co
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Priority to CN202021907612.6U priority Critical patent/CN213556774U/en
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Abstract

The utility model discloses an active polymer liquid preparation device, which comprises a dissolving tank and a liquid preparation tank, wherein the outlet of the dissolving tank is communicated with the inlet of the liquid preparation tank; the device also comprises a storage tank, a dust cover and a sealing plate; a feeding port and a discharging hole are formed in the upper end face of the storage tank, a feeding pipe is inserted into the discharging hole, and the feeding pipe is communicated with an inlet of the dissolving tank; the dust cover is arranged on the upper end surface of the material storage tank, and the dust cover covers the feeding port; the sealing plate can completely cover the feeding port, namely the shape of the sealing plate is matched with that of the feeding port. The utility model adds the storage tank, and the storage tank is provided with the sealing plate and the dust cover, thereby being convenient for operation, safe and environment-friendly; the material inlet end of the jet pump is provided with a check valve to prevent liquid in the jet pump from flowing back into the feeding pipe. The outlet of the liquid preparation pool is provided with a filter screen, so that dry powder particles which are not completely dissolved are prevented from entering an implementation site. The device is convenient to operate, safe and environment-friendly, fully prepares and dissolves the solution, and is suitable for preparing a large amount of active polymer solution on site for a long time.

Description

Active polymer liquid preparation device
Technical Field
The utility model belongs to the technical field of the active polymer of oil field oil-water well joins in marriage liquid technique and specifically relates to an active polymer joins in marriage liquid device.
Background
Polymer flooding is a stimulation treatment that injects polymer into the formation to displace oil. In recent years, the novel active polymer is widely applied to tertiary oil recovery in an oil field, has viscosity reduction and dispersion effects on thick oil, has good temperature resistance, and can be matched with steam injection for thick oil recovery. In the field implementation process, the conventional method is to mix the polymer dry powder and water into solution according to a certain proportion and inject the solution into an oil layer. The polymer liquid preparation device used in the field implementation mainly comprises a liquid storage tank, a stirring device, a feeding hopper, a jet pump, a sewage pump and the like. The polymer liquid preparation device used is found to have three disadvantages in the implementation process: the feeding funnel is arranged on the equipment and is an open funnel, so that the feeding funnel is inconvenient for an operator to go up and down and has potential safety hazards, meanwhile, the polymer is in a dry powder state, and can be scattered nearby along with wind when wind is strong, dust pollution is easily caused to the surrounding environment, and the requirement of HSSE is not met; secondly, the initially prepared liquid sometimes returns from the feed inlet to overflow the feed inlet in the liquid preparation process; the polymer in the three liquid distribution tanks can not be fully dissolved to form particles, and if the particles are directly discharged to a field injection process and enter an implementation oil well, the polymer flooding effect can be influenced.
Reference 1, granted publication No. CN208212914U, a polymer liquid dispensing apparatus, comprising: the liquid preparation device comprises a liquid preparation funnel, an ejector, a bracket and a liquid spraying device; the small-diameter end of the liquid distribution funnel is connected with the ejector; the bracket is used for supporting the ejector and the liquid distribution funnel; the liquid spraying device is arranged on the outer side wall of the liquid distribution funnel in a surrounding mode and is provided with a plurality of nozzles, and all the nozzles extend into the small-diameter end of the liquid distribution funnel. The technical characteristic is that the liquid is sprayed to the small diameter end of the liquid preparation funnel through the nozzle to disperse the solid particles or the polymer of the powder medicament accumulated at the small diameter end of the liquid preparation funnel, so that the discharge hole of the funnel is kept smooth. The technology can achieve the aim of uniform liquid preparation, but the amount of the polymer solution prepared by a liquid preparation pool is not limited to a certain extent, so that the long-term field implementation requirement cannot be met.
Reference 2, granted publication No. CN203525628U, discloses a portable polymer powder uniform dispersion liquid preparation device, which comprises a nozzle, a collection chamber, a throat, a diffusion tube, and a polymer powder holding barrel. The technique has the advantage that the polymer powder is sucked into the device by using the negative pressure generated by high-pressure water to be uniformly dissolved into uniform liquid. Is mainly used for single-well small-dosage construction (not more than 1000 m)3) And is not suitable for large-scale field construction.
Reference 3, an authorization notice number CN204492782U online low-pressure polymer mother liquor blending and injecting device, which comprises a dissolving unit, a curing unit, a feeding unit, and an injecting unit, wherein a water inlet pipe, a filter, and a water tank are connected in sequence through a pipeline and then installed at the front end of the dissolving unit, and a centrifugal pump, a venturi tube, and a pipeline pump of the dissolving unit are connected in sequence from front to back; the storage hopper and the metering blanking device at the lower end of the storage hopper are positioned above the Venturi tube; the pipeline pump is communicated with the curing tank of the curing unit through a pipeline; the curing tank is connected with a feeding pump of the feeding unit through a pipeline. The technology is mainly characterized in that double-path dissolution and curing are carried out, and the requirement of large injection amount of the polymer is met; the flow of the mixed water is adjusted and controlled in a follow-up manner. However, the apparatus is relatively complex and there is no clear indication as to whether the storage hopper has the function of preventing the polymer dry powder from drifting into the surrounding environment.
Technical scheme and the technical problem that will solve and the beneficial effect who produces of above disclosure technique all with the utility model discloses inequality, perhaps technical field or application scenario are different, are directed to the utility model discloses more technical problem and the beneficial effect that will solve, above open technical document all do not have the technological inspiration.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an active polymer liquid preparation device aiming at the defects in the prior art, a storage tank is added, and meanwhile, the storage tank is provided with a sealing plate and a dust cover, so that the operation is convenient, and the device is safe and environment-friendly; the material inlet end of the jet pump is provided with a check valve to prevent liquid in the jet pump from flowing back into the feeding pipe. The outlet of the liquid preparation pool is provided with a filter screen, so that dry powder particles which are not completely dissolved are prevented from entering an implementation site. The device is convenient to operate, safe and environment-friendly, fully prepares and dissolves the solution, and is suitable for preparing a large amount of active polymer solution on site for a long time. The problem that the existing polymer liquid preparation device can not completely meet the requirement of on-site injection of active polymer for oil displacement is solved.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an active polymer liquid preparation device comprises a dissolving tank and a liquid preparation tank, wherein an outlet of the dissolving tank is communicated with an inlet of the liquid preparation tank;
the device also comprises a storage tank, a dust cover and a sealing plate;
a feeding port and a discharging hole are formed in the upper end face of the storage tank, a feeding pipe is inserted into the discharging hole, and the feeding pipe is communicated with an inlet of the dissolving tank;
the dust cover is arranged on the upper end surface of the material storage tank, and the dust cover covers the feeding port;
the sealing plate can completely cover the feeding port, namely the shape of the sealing plate is matched with that of the feeding port.
Further, the device also comprises a jet pump and a centrifugal pump;
the jet pump is provided with a material inlet, a water inlet and a mixing outlet, wherein the material inlet is communicated with the tail end of the feeding pipe, and the mixing outlet is communicated with the inlet of the dissolving tank;
the inlet of the centrifugal pump is communicated with a water pipeline, and the outlet of the centrifugal pump is communicated with the water inlet of the jet pump.
Further, the device also comprises a check valve;
and the inlet of the check valve is connected with the tail end of the feeding pipe, and the outlet of the check valve is connected with the material inlet of the jet pump.
Further, the device also comprises a flow meter;
the flowmeter is installed on a water pipeline.
Further, the number of the liquid distribution pools is two.
Further, the device also comprises a filter screen;
the filter screen is installed inside the distribution and injection pipeline, the distribution and injection pipeline is connected to the outlet of the liquid distribution pool, and the distribution and injection pipeline is provided with a valve.
Further, the device also comprises a rotating blade and a stirrer;
the rotating blades are arranged inside the dissolving tank;
the stirrer is arranged in the liquid distribution pool and driven by a stirring motor.
Furthermore, a sampling port is formed in the side wall of the liquid distribution pool.
Further, the liquid distribution pool is also provided with a liquid level alarm.
Compared with the prior art, the utility model following beneficial effect has:
the storage tank is provided with a feed inlet, a sealing plate is arranged on the feed inlet, and a dust cover is arranged on the feed inlet, so that the aim of preventing the active polymer powder from polluting the surrounding environment is fulfilled.
The jet pump is provided with three ports, namely two inlets and one outlet; one inlet end is connected with the centrifugal pump to form a water inlet, the upper end port is connected with the material storage tank through a feeding pipe to form a polymer inlet, and the inlet end of the feeding port is provided with a check valve for preventing polymer liquid from overflowing; the outlet end is connected with the dissolving tank; the dissolving tank is provided with two liquid outlets which are respectively connected with inlets of the two liquid preparation tanks; the liquid preparation pool is provided with a liquid preparation pool A and a liquid preparation pool B which are respectively controlled by a stirring motor; the liquid preparation pool is respectively provided with two liquid outlets which are provided with a filter screen and a valve and are connected with an on-site injection preparation pipeline.
The centrifugal pump is connected with an on-site water supply pipeline, and a liquid flowmeter is arranged on a water pipeline, so that the injection amount of water can be accurately metered. The dissolving tank is a tank for preliminarily dissolving the polymer after the active polymer dry powder is mixed with water through a jet pump, a rotating blade is arranged in the dissolving tank, the active polymer dry powder and the water are preliminarily mixed and dissolved to form a solution under the action of the rotating blade, and the active polymer solution enters the solution preparation tank from a liquid outlet of the dissolving tank through a liquid inlet of the solution preparation tank in the mixing and dissolving process.
The liquid preparation pool is provided with a stirrer for fully stirring the active polymer solution; a valve is arranged at a liquid outlet of the liquid preparation pool, and a filtering device is arranged in front of the valve, so that large-particle polymers which are not completely dissolved are filtered, the large-particle active polymers are prevented from entering a preparation and injection pipeline, and the purpose that the polymer solution entering the preparation and injection pipeline is uniformly dissolved is achieved; the liquid preparation pool is also provided with a sampling port for sampling and testing the prepared polymer solution. The liquid distribution tank is provided with a liquid level alarm, and aims to observe and record the liquid level condition of the liquid distribution tank and simultaneously has a liquid level ultrahigh alarm function.
The active polymer liquid preparation device is additionally provided with the storage tank, and the storage tank is provided with the sealing plate and the dust cover, so that the operation is convenient, and the device is safe and environment-friendly.
The material inlet end of the jet pump is provided with a check valve to prevent liquid in the jet pump from flowing back into the feeding pipe. The outlet of the liquid preparation pool is provided with a filter screen, so that dry powder particles which are not completely dissolved are prevented from entering an implementation site.
The device is convenient to operate, safe and environment-friendly, fully prepares and dissolves the solution, and is suitable for preparing a large amount of active polymer solution on site for a long time.
Drawings
Fig. 1 is a schematic structural diagram of the liquid preparation device for active polymer of the present invention.
In the figure: 1. feeding pipes; 2. a liquid preparation pool A; 3. a non-return valve; 4. a jet pump; 5. an outlet of the dissolving tank; 6. a rotating blade; 7. a liquid preparation pool B; 8. a liquid level alarm; 9. a stirring motor; 10. a water line; 11. a flow meter; 12. a centrifugal pump; 13. a dissolving tank; 14. a stirrer; 15. a dust cover; 16. a sampling port; 17. a feeding port; 18. a sealing plate; 19. a material storage tank; 20. a dispensing line; 21. a filter screen; 22. and (4) a valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1:
referring to fig. 1, the present invention provides a technical solution:
an active polymer liquid preparation device comprises a storage tank 19, a dissolving tank 13 and a liquid preparation tank, wherein an outlet of the storage tank is communicated with an inlet of the dissolving tank through a feeding pipe 1, and an outlet of the dissolving tank is communicated with an inner cavity of the liquid preparation tank;
also comprises a dust cover 15 and a sealing plate 18;
the dustproof cover is arranged on the upper end face of the material storage tank, a feeding port 17 is formed in the upper end face of the material storage tank, and the dustproof cover covers the feeding port;
the sealing plate can completely cover the feeding port, namely the shape of the sealing plate is matched with that of the feeding port. The sealing plate is flatly lapped at the feeding port or is hinged at the feeding port through a hinge and other connecting structures and is protected in the scope of the utility model, and the mounting and connecting mode of the sealing plate at the feeding port is clear to the technical personnel in the field, or a plate is used for sealing the cover of one port, and the technical personnel in the field do not have unclear places.
Further, the device also comprises a jet pump 4 and a centrifugal pump 12;
the jet pump is provided with a material inlet, a water inlet and a mixing outlet, wherein the material inlet is communicated with the tail end of the feeding pipe, and the mixing outlet is communicated with the inlet of the dissolving tank;
the inlet of the centrifugal pump is communicated with a water pipeline 10, and the outlet of the centrifugal pump is communicated with the water inlet of the jet pump.
Further, a check valve 3 is also included;
and the inlet of the check valve is connected with the tail end of the feeding pipe, and the outlet of the check valve is connected with the material inlet of the jet pump.
Further, a flow meter 11 is also included;
the flowmeter is installed on a water pipeline.
Further, the number of the liquid distribution pools is two. The number of the liquid distribution tanks has independent functions no matter how many, the connection with other parts is also independent, and the arrangement of a plurality of independent tanks is clear to the skilled person in the field.
Further, a filter screen 21 is also included;
the filter screen is arranged in a dispensing pipeline 20 which is connected to the outlet of the liquid dispensing pool, and a valve 22 is arranged on the dispensing pipeline. The technique of mounting the filter screen in a duct is itself clear to the skilled person, so that it is not necessary to describe the specific mounting of the filter screen in detail. The utility model discloses this kind of current filtration technique has only been utilized.
Further, the device also comprises a rotating blade 6 and a stirrer 14;
the rotating blades are arranged inside the dissolving tank;
the stirrer is arranged in the liquid distribution pool and driven by a stirring motor 9. No matter the rotating blade and the stirrer are different types of stirring mechanisms in the prior art, the finished product can be directly purchased and installed without further explaining the specific structure of the stirrer or the rotating blade, and the stirring mechanisms of the types are frequently applied in the liquid preparation process in the field. As will be clear to those skilled in the art.
Further, a sampling port 16 is formed in the side wall of the liquid distribution tank.
Further, the liquid distribution tank is also equipped with a liquid level alarm 8. Equip level gauge or liquid level alarm on a container, also be conventional prior art in this field, the utility model discloses this kind of prior art is directly adopted equally, its specific erection joint mode is no longer repeated. As will be clear to those skilled in the art.
The material storage tank 19 is provided with a feeding port 17, and the feeding port 17 is provided with a sealing plate 18 and a dust cover 15. The sealing plate 18 is opened to pour the dry polymer powder into the storage tank 19 through the feeding port 17, and the sealing plate 18 is closed after the storage tank is filled or after a certain amount of the dry polymer powder is filled. The dust cover 15 is attached to the feed port 17 in order to prevent the polymer dry powder from scattering around.
The feeding pipe 1 is connected with the material storage tank 19 and the jet pump 4, the feeding pipe 1 is connected with the jet pump 4 through a feeding port, and the check valve 3 is arranged on the feeding pipe before the feeding pipe enters the feeding port, so that the liquid in the jet pump 4 is prevented from flowing backwards into the feeding pipe 1. One end of the centrifugal pump 12 is connected with the water pipeline 10, and the other end is connected with the jet pump 4.
The jet pump 4 is connected with the dissolving tank 13, the dissolving tank 13 is internally provided with a rotating blade 6, the mixed liquid flowing out from the jet pump 4 at a high speed pushes the rotating blade to rotate, and the polymer mixed liquid is further stirred, so that the polymer dry powder is fully dissolved in the water. The dissolving tank 13 is arranged above the liquid preparing tank A, B at the middle position, and the dissolving tank 13 is provided with two outlets 5 which are respectively connected with two inlets of a preparing tank A2 and a preparing tank B7, and polymer mixed liquid enters the preparing tank from the outlets.
The batching pool is provided with two batching pools A2 and B7, and each batching pool can work independently. Each batching pool is provided with a stirrer 14 which is respectively controlled by a stirring motor 9; each dosing tank is provided with a liquid outlet 16, and a filter screen 21 is arranged in front of the liquid outlet, so as to filter polymer particles which are not uniformly stirred in the dosing tank. The two ports are controlled by valves 22 and the solution of the living polymer in the dispensing reservoir flows into the dispensing line 20 and thus to the site of administration.
The batching pond A, B, still be equipped with liquid level alarm 8 respectively, the liquid level condition in the liquid distribution pond is observed to the aim at, reports to the police when the liquid level exceedes the setting value. The dosing tank A, B is also provided with a sampling port 16 for sampling the polymer solution in the dosing tank and detecting whether the concentration of the polymer solution is satisfactory.
Example 2:
the sealing plate 18 above the feed port 17 is removed, and the active polymer dry powder is quantitatively charged into a storage tank 19, and the sealing plate 18 is covered with the active polymer dry powder or the active polymer dry powder in a predetermined amount. The centrifugal pump 12 and the jet pump 4 are started, active polymer dry powder enters the jet pump through the feeding pipe 1 to be mixed with water, the mixture of the active polymer and the water enters the dissolving tank 13 at a high speed under the action of the jet pump, the rotating blades 6 rotate under the action of high-speed fluid, and the mixture of the active polymer and the water is fully stirred and mixed under the rotating action of the rotating blades 6. The active polymer mixed solution enters the solution preparation pool through the outlet 5 of the dissolving pool and the inlet of the solution preparation pool. Starting the stirring motor 9 and starting the stirrer 14 to fully dissolve and mix the active polymer solution in the solution preparation pool. When the concentration and uniformity of the active polymer solution meet the technical requirements, the valve 22 is opened, the active polymer solution filtered by the filter screen 21 enters the distribution and injection pipeline 20 and enters the field oil-water well through the distribution and injection pipeline.
Example 3:
the valve 22 is opened, the polymer solution is taken out to determine whether the assay concentration meets the requirement, and the polymer solution completely dissolved in the solution preparation pool can be continuously injected into the oil-water well implemented on site through the solution preparation pipeline 20.
In a word, the utility model discloses an active polymer liquid distribution device mainly includes storage tank, material loading pipe, jet pump, centrifugal pump, dissolving tank, liquid distribution tank, water pipeline, injection allocation pipeline. The storage tank is provided with a feed port, a sealing plate is arranged on the feed port, and a dustproof cover is arranged on the feed port, so that the aim of preventing the active polymer powder from polluting the surrounding environment is fulfilled. The material storage tank is connected with the jet pump through a feeding pipe, and the feeding pipe is connected with the material storage tank in a sealing manner.
The jet pump is provided with three ports, namely two inlets and one outlet; one inlet end is connected with the centrifugal pump to form a water inlet, the upper end port is connected with the material storage tank through a feeding pipe to form a polymer inlet, and the inlet end of the feeding port is provided with a check valve for preventing polymer liquid from overflowing; the outlet end is connected with the dissolving tank; the dissolving tank is provided with two liquid outlets which are respectively connected with inlets of the two liquid preparation tanks; the liquid preparation pool is provided with a liquid preparation pool A and a liquid preparation pool B which are respectively controlled by a stirring motor; the liquid preparation pool is respectively provided with two liquid outlets which are provided with a filter screen and a valve and are connected with an on-site injection preparation pipeline.
The centrifugal pump is connected with an on-site water supply pipeline, and a liquid flowmeter is arranged on a water pipeline, so that the injection amount of water can be accurately metered. The dissolving tank is a tank for preliminarily dissolving the polymer after the active polymer dry powder is mixed with water through a jet pump, a rotating blade is arranged in the dissolving tank, the active polymer dry powder and the water are preliminarily mixed and dissolved to form a solution under the action of the rotating blade, and the active polymer solution enters the solution preparation tank from a liquid outlet of the dissolving tank through a liquid inlet of the solution preparation tank in the mixing and dissolving process.
The liquid preparation pool is provided with a stirrer for fully stirring the active polymer solution; a valve is arranged at a liquid outlet of the liquid preparation pool, and a filtering device is arranged in front of the valve, so that large-particle polymers which are not completely dissolved are filtered, the large-particle active polymers are prevented from entering a preparation and injection pipeline, and the purpose that the polymer solution entering the preparation and injection pipeline is uniformly dissolved is achieved; the liquid preparation pool is also provided with a sampling port for sampling and testing the prepared polymer solution. The liquid distribution tank is provided with a liquid level alarm, and aims to observe and record the liquid level condition of the liquid distribution tank and simultaneously has a liquid level ultrahigh alarm function.
The active polymer liquid preparation device is additionally provided with the storage tank, and the storage tank is provided with the sealing plate and the dust cover, so that the operation is convenient, and the device is safe and environment-friendly.
The material inlet end of the jet pump is provided with a check valve to prevent liquid in the jet pump from flowing back into the feeding pipe. The outlet of the liquid preparation pool is provided with a filter screen, so that dry powder particles which are not completely dissolved are prevented from entering an implementation site.
The device is convenient to operate, safe and environment-friendly, fully prepares and dissolves the solution, and is suitable for preparing a large amount of active polymer solution on site for a long time.
The polymer mentioned in the utility model is not limited to active polymer, and the polymer conforming to dry powder is suitable for use.
All parts which are not discussed in the present application, and connection modes or assembly modes of the parts in the present application belong to the known technologies in the technical field, and are not described in detail. Such as welding, threaded connections, etc.
In the present application, the term "plurality" means two or more unless expressly defined otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "back", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or unit indicated must have a specific direction, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. An active polymer liquid preparation device comprises a dissolving tank and a liquid preparation tank, wherein an outlet of the dissolving tank is communicated with an inlet of the liquid preparation tank;
the device is characterized by further comprising a storage tank, a dust cover and a sealing plate;
a feeding port and a discharging hole are formed in the upper end face of the storage tank, a feeding pipe is inserted into the discharging hole, and the feeding pipe is communicated with an inlet of the dissolving tank;
the dust cover is arranged on the upper end surface of the material storage tank, and the dust cover covers the feeding port;
the sealing plate can completely cover the feeding port, namely the shape of the sealing plate is matched with that of the feeding port.
2. The active polymer dispensing device of claim 1, further comprising a jet pump, a centrifugal pump;
the jet pump is provided with a material inlet, a water inlet and a mixing outlet, wherein the material inlet is communicated with the tail end of the feeding pipe, and the mixing outlet is communicated with the inlet of the dissolving tank;
the inlet of the centrifugal pump is communicated with a water pipeline, and the outlet of the centrifugal pump is communicated with the water inlet of the jet pump.
3. The active polymer dispensing device of claim 2, further comprising a check valve;
and the inlet of the check valve is connected with the tail end of the feeding pipe, and the outlet of the check valve is connected with the material inlet of the jet pump.
4. The active polymer dispensing device of claim 2, further comprising a flow meter;
the flowmeter is installed on a water pipeline.
5. A device for dispensing a reactive polymer according to claim 1, 2, 3 or 4, wherein two dispensing reservoirs are provided.
6. The apparatus as claimed in claim 1, 2, 3 or 4, further comprising a filter screen;
the filter screen is installed inside the distribution and injection pipeline, the distribution and injection pipeline is connected to the outlet of the liquid distribution pool, and the distribution and injection pipeline is provided with a valve.
7. A device for dispensing a reactive polymer according to claim 1, 2, 3 or 4, further comprising a rotary blade, a stirrer;
the rotating blades are arranged inside the dissolving tank;
the stirrer is arranged in the liquid distribution pool and driven by a stirring motor.
8. The apparatus as claimed in claim 7, wherein the side wall of the liquid preparation tank is provided with a sampling port.
9. The apparatus as claimed in claim 7, wherein the dispensing tank is further equipped with a level alarm.
CN202021907612.6U 2020-09-03 2020-09-03 Active polymer liquid preparation device Active CN213556774U (en)

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Application Number Priority Date Filing Date Title
CN202021907612.6U CN213556774U (en) 2020-09-03 2020-09-03 Active polymer liquid preparation device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021907612.6U CN213556774U (en) 2020-09-03 2020-09-03 Active polymer liquid preparation device

Publications (1)

Publication Number Publication Date
CN213556774U true CN213556774U (en) 2021-06-29

Family

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Application Number Title Priority Date Filing Date
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Country Link
CN (1) CN213556774U (en)

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