CN104528624A - Liquid pumping and conveying device - Google Patents
Liquid pumping and conveying device Download PDFInfo
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- CN104528624A CN104528624A CN201410817068.9A CN201410817068A CN104528624A CN 104528624 A CN104528624 A CN 104528624A CN 201410817068 A CN201410817068 A CN 201410817068A CN 104528624 A CN104528624 A CN 104528624A
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Abstract
The invention discloses a liquid pumping and conveying device. The liquid pumping and conveying device comprises a storage tank, a centrifugal pump and a liquid receiving tank, wherein a circulation liquid inlet A and a circulation liquid outlet B are formed in the top of the storage tank, a feeding port C and a discharging port D are formed in the top and the bottom of the liquid receiving tank respectively, the feeding port C of the liquid receiving tank is communicated with a first pipeline, the first pipeline penetrates through the circulation liquid outlet B of the storage tank and extends to the bottom of the storage tank, the discharging port D of the liquid receiving tank is communicated with the inlet of the centrifugal pump through a second pipeline, the outlet of the centrifugal pump is communicated with a third pipeline, the third pipeline penetrates through the circulation liquid inlet A and extends into the bottom of the storage tank, and the tail end of the third pipeline vertically upwards extends into the first pipeline for sleeving connection and matching. The liquid pumping and conveying device is reasonable in design, simple in structure, convenient to maintain and safe and reliable in performance, and meanwhile overcomes the technical defects that a traditional conveying structure is inconvenient to maintain, prone to leakage and the like.
Description
Technical field
The invention belongs to technical field of chemical, more specifically relate to a kind of Liquid extracting and feedway.
Background technology
As everyone knows, in Chemical Manufacture, most of raw material and product are all liquid under certain condition, and these liquid are inflammable, explosive or poisonous dangerous material mostly.These liquid in storage, have huge potential safety hazard in course of conveying, once burn, the accident such as leakage, often cause huge Loss of Life and property.
Such as: present petrochemical complex is produced in the process storing liquid hazardous chemicals and often used large-scale storage tank, the open top charging of storage tank, and the bottom opening of storage tank connects valve and transmission pump, directly carries the liquid in storage tank when needed with transmission pump.This operation scheme is easy and simple to handle when equipment, pipeline, valve are normal, efficiency is high, but when equipment, pipeline, valve are out of order, maintenance difficulty, especially when imported valve or the pipeline appearance leakage of transmission pump, maintenance difficulty is very large, very easily causes leakage and secondary accident, as poisoning in personnel, fire, blast etc., therefore, these positions are huge potential safety hazards.
For preventing revealing, some occasion can use immersed pump or submerged pump, but immersed pump needs the motor of pump to be placed in together with cable in storage tank, so often there is the risk that electro spark occurs, therefore the conveying of inflammable and explosive material should not be used for, submerged pump, by the restriction of pump housing length, can not be used for large-scale storage tank or the storage tank height occasion higher than pump housing length, and the maintenance of pump is inconvenient.
In sum, how to improve liquid transporting apparatus to make it meet both safety to be easy to maintenance, and to be not those skilled in the art's problem demanding prompt solutions by the technical requirements of pump housing limitation of length again.
Summary of the invention
The object of the invention is to: a kind of Liquid extracting and feedway are provided, make liquid not need, at tank bottom open pipe mouth connecting tube and valve, to eliminate the hidden danger of leakage in whole storage, course of conveying; The present invention is without any requirement to length of tank, can meet the use of the large-scale storage tank of submerged pump length out of reach completely; Do not have running gear in tank, pump, in the outside of tank, overhauls the danger easily also do not revealed; Package unit allows the valve of cutting out discharge pipe in a period of time in operational process, and pump can not be caused to damage, and equipment failure rate is lower, maintenance cost is low.
The present invention realizes by the following technical solutions:
The invention provides a kind of Liquid extracting and feedway, comprise storage tank 16, centrifugal pump 7 and be subject to flow container 11, wherein:
The top of described storage tank 16 is provided with circulation fluid inlet A and circulation fluid liquid outlet B; The described top by flow container 11 and bottom are respectively arranged with inlet point C and discharging opening D; The described inlet point C by flow container 11 is communicated with the first pipeline 13, and the circulation fluid liquid outlet B that described first pipeline 13 passes described storage tank 16 stretches into the bottom of described storage tank 16; The described discharging opening D by flow container 11 is communicated with by second pipe 10 with between the import of described centrifugal pump 7; The outlet of described centrifugal pump 7 is communicated with described 3rd pipeline 6, and described 3rd pipeline 6 stretches into the bottom of described storage tank 16 through circulation fluid inlet A, and the end of the 3rd pipeline 6 stretches into socket cooperation in described first pipeline 13 straight up.
Preferably, as a kind of embodiment, the head end of described first pipeline 13 is provided with the first valve 12, and the end of described first pipeline 13 vertically stretches in described storage tank 16.
Preferably, as a kind of embodiment, the end of described first pipeline 13 is disposed with diffuser pipe 1, mixing tube 2, adoptor 3 and pipette 5; And described diffuser pipe 1, described mixing tube 2, described adoptor 3 are communicated with successively with described pipette 5;
Described mixing tube 2, described pipette 5 are straight tube; Described diffuser pipe 1 is conical tube, and the Large Diameter Pipeline end opening of the conical tube of described diffuser pipe 1 is upwards identical with the first pipeline 13 caliber, and the pipe with small pipe diameter end opening of the conical tube of described diffuser pipe 1 is identical with the straight tube caliber of described mixing tube 2 downwards; Described adoptor 3 is conical tube, and the Large Diameter Pipeline end opening of the conical tube of described adoptor 3 is identical with pipette 5 caliber downwards, and the pipe with small pipe diameter end opening of the conical tube of described adoptor 3 is upwards identical with the straight tube caliber of described mixing tube 2;
Preferably, as a kind of embodiment, the inflow point near described centrifugal pump 7 on described second pipe 10 is also provided with the second valve 8.
Preferably, as a kind of embodiment, the inflow point that the head end of described 3rd pipeline 6 is provided with near described centrifugal pump 7 is also provided with the 3rd valve 9; The end of described 3rd pipeline 6 stretches in described storage tank 16 and becomes U-shaped;
Preferably, as a kind of embodiment, described centrifugal pump 7 be in centrifugal pump with mechanical seal, packing seal centrifugal pump, magnetic drive pump, canned motor pump, plunger pump, screw pump, gerotor pump any one.
Preferably, as a kind of embodiment, the end of described 3rd pipeline is also provided with nozzle 4; Described nozzle 4 is one or more.
Preferably, as a kind of embodiment, described nozzle 4 is one; Described nozzle 4 is conical nozzle, and the end of described conical nozzle (4) is also connected with a straight tube; There is gap between the cone shaped outer wall of described nozzle 4 and the conical wall of described adoptor 3, described gap is used for flowing for liquid;
The described nozzle 4 of the described diffuser pipe 1 of described first pipeline 13 end, mixing tube 2, adoptor 3 and pipette 5 and described 3rd pipeline 6 end is all coaxial.
Preferably, as a kind of embodiment, the top of described storage tank 16 is also provided with admission port E; The described top by flow container 11 is also provided with air extractor duct F; The 4th pipeline 15 is also provided with between the admission port E of described the storage tank 16 and described air extractor duct F by flow container 11; Described 4th pipeline 15 is also provided with the 4th valve 14.
Preferably, as a kind of embodiment, the aperture position of described pipette 5 is positioned at the lowest point place, bottom of described storage tank 16.
Compared with prior art, the advantage of the embodiment of the present invention is:
The invention provides a kind of Liquid extracting and feedway, analyzing aforesaid liquid extracts with the structure of feedway known: in storage tank 16 structure, which obviate the structure of bottom open pipe mouth connecting tube and valve, doing so avoids liquid flooding in storage tank and, to bottom pipe, eliminate the hidden danger of leakage; The meanwhile open-topped structure of its alternatively storage tank 16, namely the top of storage tank 16 is provided with circulation fluid inlet A and circulation fluid liquid outlet B; Be combined with simultaneously and connect by the inlet point C of flow container 11 and first pipeline 13 of circulation fluid liquid outlet B; And connect by the discharging opening D of flow container 11 and the second pipe 10 of the import of centrifugal pump 7 and the outlet of centrifugal pump 7 and storage tank 16 circulation fluid inlet A and stretch into the 3rd pipeline 6 of the bottom of storage tank 16; The end of the 3rd pipeline 6 stretches into socket cooperation in the first pipeline 13 straight up simultaneously; So just can constitute the keystone configuration of a Liquid extracting circulation.When said structure carrying out practically, when bringing into operation, a small amount of liquid is had by needing in flow container 11, under the driving of centrifugal pump 7, liquid is along the 3rd pipeline 6 from the upwards ejection at a high speed of the end of the 3rd pipeline, the liquid of ejection enters at a high speed in one end of the first pipeline 13, because the first pipeline 13 extend into the bottom of storage tank 16, liquid at this time bottom storage tank 16 is pulled away, (namely the first pipeline and the 3rd pipeline will form mating cavity to form certain degree of vacuum, this mating cavity can form vacuum chamber), liquid can suck by this vacuum chamber continuously, formation continuous print flows.Liquid is risen on the way along the first pipeline 13 and reaches required height, and can shift a large amount of from storage tank 16 for liquid and carry liquid to being subject to flow container 11;
Be not difficult in the process to find, do not have running gear (being different from the structure arranging immersed pump or submerged pump in conventional art in storage tank) in the storage tank 16 in the present invention, centrifugal pump 7, in the outside of storage tank, overhauls the danger easily also do not revealed; Package unit allows the valve of cutting out in a period of time on the first pipeline in operational process, and centrifugal pump can not be caused to damage, and equipment failure rate is lower, maintenance cost is low; , more simplify owing to constructing in Liquid extracting and feedway, avoid the complicated pump body structure using similar submerged pump, therefore it is without any requirement to Tank body length, can meet the use of the large-scale storage tank of submerged pump length out of reach completely meanwhile.
Accompanying drawing explanation
In order to be illustrated more clearly in the specific embodiment of the invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in detailed description of the invention or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the Liquid extracting that Fig. 1 provides for the embodiment of the present invention and feedway;
Fig. 2 is the partial enlargement structural representation of Fig. 1;
In figure:
1-diffuser pipe; 2-mixing tube; 3-adoptor; 4-nozzle; 5-pipette; 6-the 3rd pipeline; 7-centrifugal pump; 8-second valve; 9-the 3rd valve; 10-second pipe; 11-is by flow container; 12-first valve; 13-first pipeline; 14-the 4th valve; 15-the 4th pipeline; 16-storage tank.
Detailed description of the invention
Also by reference to the accompanying drawings the present invention is described in further detail below by specific embodiment.
As shown in Figure 1, a kind of Liquid extracting that the embodiment of the present invention provides and feedway, keystone configuration comprises storage tank 16, centrifugal pump 7 and is subject to flow container 11, wherein:
The top of described storage tank 16 is provided with circulation fluid inlet A and circulation fluid liquid outlet B; The described top by flow container 11 and bottom are respectively arranged with inlet point C and discharging opening D; The described inlet point C by flow container 11 is communicated with the first pipeline 13, and the circulation fluid liquid outlet B that described first pipeline 13 passes described storage tank 16 stretches into the bottom of described storage tank 16; The described discharging opening D by flow container 11 is communicated with by second pipe 10 with between the import of described centrifugal pump 7; The outlet of described centrifugal pump 7 is communicated with described 3rd pipeline 6, and described 3rd pipeline 6 stretches into the bottom of described storage tank 16 through circulation fluid inlet A, and the end of the 3rd pipeline 6 stretches into socket in described first pipeline 13 straight up coordinates (direction of arrow signal in each pipeline wherein in Fig. 1 be the flow direction of liquid).
Analyzing aforesaid liquid extracts with the structure of feedway known: in storage tank 16 structure, which obviates the structure of bottom open pipe mouth connecting tube and valve, doing so avoids liquid flooding in storage tank and, to bottom pipe, eliminate the hidden danger of leakage; The meanwhile open-topped structure of its alternatively storage tank 16, namely the top of storage tank 16 is provided with circulation fluid inlet A and circulation fluid liquid outlet B; Be combined with simultaneously and connect by the inlet point C of flow container 11 and first pipeline 13 of circulation fluid liquid outlet B; And connect by the discharging opening D of flow container 11 and the second pipe 10 of the import of centrifugal pump 7 and the outlet of centrifugal pump 7 and storage tank 16 circulation fluid inlet A and stretch into the 3rd pipeline 6 of the bottom of storage tank 16; The end of the 3rd pipeline 6 stretches into socket cooperation in the first pipeline 13 straight up simultaneously; So just can constitute the keystone configuration of a Liquid extracting circulation.
When said structure carrying out practically, when bringing into operation, a small amount of liquid is had by needing in flow container 11, under the driving of centrifugal pump 7, liquid is along the 3rd pipeline 6 from the upwards ejection at a high speed of the end of the 3rd pipeline, the liquid of ejection enters at a high speed in one end of the first pipeline 13, because the first pipeline 13 extend into the bottom of storage tank 16, liquid at this time bottom storage tank 16 is pulled away, (namely the first pipeline and the 3rd pipeline will form mating cavity to form certain degree of vacuum, this mating cavity can form vacuum chamber), liquid can suck by this vacuum chamber continuously, formation continuous print flows.Liquid is risen on the way along the first pipeline 13 and reaches required height, and can shift a large amount of from storage tank 16 for liquid and carry liquid to being subject to flow container 11;
Be not difficult in the process to find, do not have running gear (being different from the structure arranging immersed pump or submerged pump in conventional art in storage tank) in the storage tank 16 in the present invention, centrifugal pump 7, in the outside of storage tank, overhauls the danger easily also do not revealed; Package unit allows to cut out the valve on the first pipeline (namely also known as discharge pipe) 13 in a period of time in operational process, and centrifugal pump can not be caused to damage, and equipment failure rate is lower, maintenance cost is low; , more simplify owing to constructing in Liquid extracting and feedway, avoid the complicated pump body structure using similar submerged pump, therefore it is without any requirement to Tank body length, can meet the use of the large-scale storage tank of submerged pump length out of reach completely meanwhile.If this storage tank is buried tank, the Liquid extracting using the embodiment of the present invention to provide and feedway can also save the investment of originally necessary underground pump house, and benefit is very considerable.
The Liquid extracting provided the embodiment of the present invention below and the concrete structure of feedway are described further:
In concrete structure, see Fig. 1, the head end of described first pipeline 13 is provided with the first valve 12, and the end of described first pipeline 13 vertically stretches in described storage tank 16 (namely the first valve 12 can control the transfusion condition (comprising the switch control rule of pipeline and flow control etc.) of the first pipeline effectively).In addition, the end of described first pipeline 13 is also disposed with diffuser pipe 1, mixing tube 2, adoptor 3 and pipette 5; And described diffuser pipe 1, described mixing tube 2, described adoptor 3 are communicated with (separately can specifically see the structure for amplifying schematic diagram in Fig. 2) successively with described pipette 5;
Wherein, described mixing tube 2, described pipette 5 are straight tube; Described diffuser pipe 1 is conical tube, and the Large Diameter Pipeline end opening of the conical tube of described diffuser pipe 1 is upwards identical with the first pipeline 13 caliber, and the pipe with small pipe diameter end opening of the conical tube of described diffuser pipe 1 is identical with the straight tube caliber of described mixing tube 2 downwards; Described adoptor 3 is conical tube, and the Large Diameter Pipeline end opening of the conical tube of described adoptor 3 is identical with pipette 5 caliber downwards, and the pipe with small pipe diameter end opening of the conical tube of described adoptor 3 is upwards identical with the straight tube caliber of described mixing tube 2.
It should be noted that, the concrete structure analyzing the end of above-mentioned first pipeline 13 is known: wherein this structure diffuser pipe 1, mixing tube 2, adoptor 3 are communicated with the structure that can be formed and be similar to venturi tube (i.e. Venturi tube) successively with pipette 5: wherein have the throat tubular construction (i.e. venturi) in the similar venturi tube of mixing tube of straight tube structure.It should be noted that, first the liquid sprayed from the end (i.e. nozzle 4) of the 3rd pipeline 6 enter adoptor 3; In adoptor 3, mix mutually with liquid wherein, namely successively through adoptor 3, mixing tube 2 and diffuser pipe 1; In this first half term, its liquid stream cavity from the coarse to fine (namely adoptor diminishes successively to the caliber of mixing tube), to accelerate rate of flow of fluid, at mixing tube 2 place, flow rate of liquid is the fastest, (at this moment fluid passage section becomes large to enter diffuser pipe 1 subsequently, flow velocity reduces, pressure raises), last fluid constantly moves up along the first pipeline.
Obviously, what coordinate with the first pipeline 13 is the 3rd pipeline 6; Pass through centrifugal pump indirect communication between 3rd pipeline 6 and second pipe 10 simultaneously.Wherein, the inflow point near described centrifugal pump 7 on described second pipe 10 is also provided with the second valve 8.The inflow point that the head end of described 3rd pipeline 6 is provided with near described centrifugal pump simultaneously is also provided with the 3rd valve 9; The end of described 3rd pipeline 6 stretches in described storage tank 16 and becomes U-shaped; The end of described 3rd pipeline is provided with nozzle 4; Described nozzle 4 is conical nozzle (namely conical nozzle is convenient to liquid at high speed ejection).
Meanwhile, the end of described nozzle 4 is also connected with a straight tube (find after deliberation, the straight tube that a length of the end connection of conical nozzle 4 is shorter has remarkable effect for quick atomizing of liquids); There is gap between the cone shaped outer wall of described nozzle 4 and the conical wall of described adoptor 3, described gap is used for flowing for liquid.The described nozzle 4 of the described diffuser pipe 1 of described first pipeline 13 end, mixing tube 2, adoptor 3 and pipette 5 and described 3rd pipeline 6 end is all coaxial.
It should be noted that, the Liquid extracting that the embodiment of the present invention provides and feedway operationally, have a small amount of liquid by needing in flow container 11; (particularly, before equipment runs, a small amount of liquid is housed by flow container 11 planted agent, the minimum Ying Yineng of this liquid is full of second pipe 10, second valve 8, centrifugal pump 7, the 3rd valve 9, the 3rd pipeline 6, nozzle 4, adoptor 3, mixing tube 2, diffuser pipe 1, first pipeline 13 and the first valve 12 and is as the criterion); Under the driving of centrifugal pump 7, liquid is along the 3rd pipeline 6 from nozzle 4 upwards ejection at a high speed, and the liquid of ejection drives original liquid together to mixing tube 2 high flow in adoptor 3; But in pipette 5 liquid, owing to being pulled away, certain degree of vacuum (namely the first pipeline and the 3rd pipeline will form mating cavity, and this mating cavity can form vacuum chamber) can be formed, liquid can suck by this vacuum chamber continuously, forms the liquid of continuous print flowing; The liquid be constantly inhaled into will enter in mixing tube 2 continuously, now because the internal diameter of mixing tube 2 is less, the flow rate of liquid of internal flow is fast, there is higher kinetic energy, after this strand of liquid enters diffuser pipe 1, because diffuser pipe 1 actual internal area becomes large, flow velocity reduces, kinetic energy starts to be transformed into pressure energy, fluid pressure is raised, and liquid rises along the first pipeline, and pressure energy is converted into potential energy more simultaneously, make the height that liquid reaches required, and shift a large amount of from storage tank 16 for liquid and carry liquid to being subject to flow container 11.
Need ben, the aperture position of pipette 5 can be positioned at the bottom nadir of storage tank 16 or the degree of depth of needs, to ensure that storage tank 16 can be fully degassed or be evacuated to the degree of depth of needs;
In concrete structure, storage tank 16 and by being also provided with for keeping pressure balanced plumbing system between flow container 11:
Wherein, the top of described storage tank 16 is also provided with admission port E; The described top by flow container 11 is also provided with air extractor duct F; The 4th pipeline 15 (admission port E and air extractor duct F is the pipeline opening for regulating gas-liquid equilibrium) is also provided with between the admission port E of described the storage tank 16 and described air extractor duct F by flow container 11; Described 4th pipeline 15 is also provided with the 4th valve 14.
It should be noted that, namely storage tank 16 can be made to keep equilibrium of pressure with by flow container 11 by the 4th valve 14 on the 4th pipeline 15 and the 4th pipeline, ensure the smooth operation of Liquid extracting and feedway, avoid because imbalance of pressure causes Liquid transfer to be obstructed.The embodiment of the present invention can according to the needs of user in addition, select the type (such as: the concrete model of centrifugal pump 7, lift and flow) of the suitable pump housing, change or adjustment nozzle 4, adoptor 3, mixing tube 2, the size of diffuser pipe 1 and the distance between them, the fluid pressure in the first pipeline 13 can be controlled, also can control the fluid flow ratio of second pipe 10 and pipette 5.Such as: the distance of the concrete diameter of the model of suitable centrifugal pump 7 (concrete flow and lift), nozzle 4, nozzle 4 and adoptor 3, mixing tube 2 diameter specifically can be selected can to adjust fluid pressure in the first pipeline 13 with length, in order to meet the requirement for height being subject to flow container 11 place.Wherein, the material of centrifugal pump 7 can be any material adapting to be transferred material characteristic, and form is including but not limited to Types Below: centrifugal pump with mechanical seal, packing seal centrifugal pump, magnetic drive pump, canned motor pump, plunger pump, screw pump, gerotor pump; Wherein, nozzle 4 also can have one or more;
It should be noted that in addition, the Liquid extracting that the embodiment of the present invention provides and delivery duct, the material of second pipe 10, second valve 8 in structure, centrifugal pump 7, the 3rd valve 9, second pipe 6, nozzle 4, adoptor 3, mixing tube 2, diffuser pipe 1, first pipeline 13 and the first valve 12 can be the material pieces that can adapt to be transferred the various character of liquid, includes but not limited to metallic material, non-metallic material, composite material; The Liquid extracting that the embodiment of the present invention provides and delivery duct, the liquid of conveying can be some flammable and combustible liquids, or strongly corrosion liquid or dangerous class chemical liquid.
In addition, the inwall of above-mentioned pipeline is also provided with wear resistant corrosion resistant layer.It should be noted that, inner-walls of duct scribbles wear resistant corrosion resistant layer, the conveying (such as: the multiple corrosive liquid such as strong acidic liquid, strong alkaline liquid, high salinity liquid, strong oxidizer) containing a large amount of strong corrosive fluid can be adapted to, after the inside increase wear resistant corrosion resistant layer of pipeline, contribute to the service life of raising equipment.
The Liquid extracting that the embodiment of the present invention provides and feedway, make liquid hazardous chemicals in whole storage, course of conveying, not need to allow tank bottom open pipe mouth connecting tube and valve, eliminate the hidden danger of leakage; Do not have running gear in tank, centrifugal pump, in the outside of storage tank, easily overhauls; Package unit allows to cut out in a period of time the valve of the first pipeline (namely also known as discharge pipe) and can not cause damage to pump in operational process, easy and simple to handle, equipment failure rate is low, maintenance cost is low; If this storage tank is buried tank, the Liquid extracting using the embodiment of the present invention to provide and feedway can save the construction investment of originally necessary underground pump house, and benefit is very considerable.
In sum, the Liquid extracting that the embodiment of the present invention provides and feedway, make use of the storage tank after improvement, be convenient to the structures such as high speed hydrojet transfer pipe system by flow container and improvement, the transporting resistance of generation is little, can ensure that efficient liquid rate is carried; What which overcome traditional structure for conveying is not easy to maintenance and maintenance, the technological deficiencies such as easy leakage simultaneously, and improves the reliability and stability of Liquid transfer, avoids at storage tank bottom open pipe mouth.Avoid the investment that underground pump house built by buried tank, save floor area and equipment cost (it should be noted that, for security consideration, for preventing the tank leak of bottom opening, transmission pump can be connected at tank top opening, but transmission pump (i.e. suction pumps) sucking hole can not be excessive with the distance of storage tank level, otherwise the fluid column in upstream line (pipeline be communicated with suction pumps sucking hole) is affected by gravity the trend that moves down and produces negative pressure, and the negative pressure of generation will cause transmission pump cisco unity malfunction.For overcoming this problem, general employing increases tank body wall thickness, then pressurizes in tank, solves with the method making liquid increase along pump intake piping.But the Liquid extracting that the embodiment of the present invention provides and feedway, adopt centrifugal pump to hydrojet in storage tank, and the liquid mode utilizing vacuum structure to absorb storage tank storage carries out conveying liquid.Negative pressure is there is not in the 3rd pipeline be communicated with centrifugal pump like this, also can not produce infringement to centrifugal pump simultaneously, the Liquid extracting that such embodiment of the present invention provides and feedway also just need not pressurize to storage tank, do not need to increase tank body wall thickness yet, therefore the Liquid extracting that provides of the embodiment of the present invention and feedway, save equipment cost).Find through research, the Liquid extracting that the embodiment of the present invention provides and feedway, can be widely used in, the industry fluids such as oil, chemical industry, metallurgy, electric power, and the control of especially dangerous high fluid carries operation with transfer.Obviously, it is reasonable in design, compact conformation, dependable performance, easy maintenance, and operating steadily is ensure multiple industry Liquid transfer and range of use key factor widely; Therefore, the Liquid extracting that the embodiment of the present invention provides and feedway, its liquid carrying structure has a lot of technical advance and technical advantage, and it also solves a difficult problem for the Liquid transfer in multiple industry simultaneously, improve production efficiency, bring economic benefit to enterprise.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. Liquid extracting and a feedway, is characterized in that, comprises storage tank (16), centrifugal pump (7) and be subject to flow container (11), wherein:
The top of described storage tank (16) is provided with circulation fluid inlet (A) and circulation fluid liquid outlet (B); The described top by flow container (11) and bottom are respectively arranged with inlet point (C) and discharging opening (D); The described inlet point (C) by flow container (11) is communicated with the first pipeline (13), and described first pipeline (13) stretches into the bottom of described storage tank (16) through the circulation fluid liquid outlet (B) on described storage tank (16); Be communicated with by second pipe (10) between the described discharging opening (D) by flow container (11) and the import of described centrifugal pump (7);
The outlet of described centrifugal pump (7) is communicated with the 3rd pipeline (6), and described 3rd pipeline (6) stretches into the bottom of described storage tank (16) through circulation fluid inlet (A), and the end of the 3rd pipeline (6) stretches into socket cooperation in described first pipeline (13) straight up.
2. Liquid extracting as claimed in claim 1 and feedway, is characterized in that,
The head end of described first pipeline (13) is provided with the first valve (12), and the end of described first pipeline (13) vertically stretches in described storage tank (16).
3. Liquid extracting as claimed in claim 2 and feedway, is characterized in that,
The end of described first pipeline (13) is disposed with diffuser pipe (1), mixing tube (2), adoptor (3) and pipette (5); And described diffuser pipe (1), described mixing tube (2), described adoptor (3) are communicated with successively with described pipette (5);
Described mixing tube (2), described pipette (5) are straight tube; Described diffuser pipe (1) is conical tube, and the Large Diameter Pipeline end opening of the conical tube of described diffuser pipe (1) is upwards identical with described first pipeline (13) caliber, the pipe with small pipe diameter end opening of the conical tube of described diffuser pipe (1) is identical with the straight tube caliber of described mixing tube (2) downwards; Described adoptor (3) is conical tube, and the Large Diameter Pipeline end opening of the conical tube of described adoptor (3) is identical with pipette (5) caliber downwards, the pipe with small pipe diameter end opening of the conical tube of described adoptor (3) is upwards identical with the straight tube caliber of described mixing tube (2).
4. Liquid extracting as claimed in claim 1 and feedway, is characterized in that,
The upper inflow point near described centrifugal pump (7) of described second pipe (10) is also provided with the second valve (8).
5. Liquid extracting as claimed in claim 3 and feedway, is characterized in that,
The inflow point that the head end of described 3rd pipeline (6) is provided with near described centrifugal pump (7) is also provided with the 3rd valve (9); The end of described 3rd pipeline (6) stretches in described storage tank (16) and becomes U-shaped.
6. Liquid extracting as claimed in claim 5 and feedway, it is characterized in that, described centrifugal pump (7) is centrifugal pump with mechanical seal, in packing seal centrifugal pump, magnetic drive pump, canned motor pump, plunger pump, screw pump, gerotor pump any one.
7. Liquid extracting as claimed in claim 5 and feedway, is characterized in that,
The end of described 3rd pipeline (6) is also provided with nozzle (4); Described nozzle (4) is one or more.
8. Liquid extracting as claimed in claim 7 and feedway, is characterized in that,
Described nozzle (4) is one; Described nozzle (4) is conical nozzle, and the end of described nozzle (4) is also connected with a straight tube; There is gap between the cone shaped outer wall of described nozzle (4) and the conical wall of described adoptor (3), described gap is used for flowing for liquid;
The described nozzle (4) of the described diffuser pipe (1) of described first pipeline (13) end, mixing tube (2), adoptor (3) and pipette (5) and described 3rd pipeline (6) end is all coaxial.
9. Liquid extracting as claimed in claim 1 and feedway, is characterized in that,
The top of described storage tank (16) is also provided with admission port (E); The described top by flow container (11) is also provided with air extractor duct (F); The 4th pipeline (15) is also provided with between the admission port (E) of described storage tank (16) and the described air extractor duct (F) by flow container (11);
Described 4th pipeline (15) is also provided with the 4th valve (14).
10. Liquid extracting as claimed in claim 8 and feedway, is characterized in that,
The aperture position of described pipette (5) is positioned at the lowest point place, bottom of described storage tank (16).
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| CN201410817068.9A CN104528624B (en) | 2014-12-24 | 2014-12-24 | Liquid extracting and conveying device |
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| CN201410817068.9A CN104528624B (en) | 2014-12-24 | 2014-12-24 | Liquid extracting and conveying device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110484959A (en) * | 2019-09-11 | 2019-11-22 | 东阳市艾克思科技有限公司 | A kind of protective atmosphere ionic liquid coating apparatus liquid transfer device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1097696A (en) * | 1993-07-23 | 1995-01-25 | 兰州矿场机械研究所 | Long-range reclaiming pump car |
| US20040013534A1 (en) * | 2002-07-19 | 2004-01-22 | Hutchinson Robert J. | Recirculating jet pump and method of moving material |
| CN201343443Y (en) * | 2009-01-19 | 2009-11-11 | 山东兄弟科技股份有限公司 | Bromine discharging device |
| CN101846083A (en) * | 2010-05-17 | 2010-09-29 | 佛山安德里茨技术有限公司 | Self-priming sump pump |
| CN202510310U (en) * | 2012-02-23 | 2012-10-31 | 陆宏圻 | Jet suction supercharging apparatus of chemical solution transport ship |
| CN204384858U (en) * | 2014-12-24 | 2015-06-10 | 赤峰盛森硅业科技发展有限公司 | Liquid extracting and feedway |
-
2014
- 2014-12-24 CN CN201410817068.9A patent/CN104528624B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1097696A (en) * | 1993-07-23 | 1995-01-25 | 兰州矿场机械研究所 | Long-range reclaiming pump car |
| US20040013534A1 (en) * | 2002-07-19 | 2004-01-22 | Hutchinson Robert J. | Recirculating jet pump and method of moving material |
| CN201343443Y (en) * | 2009-01-19 | 2009-11-11 | 山东兄弟科技股份有限公司 | Bromine discharging device |
| CN101846083A (en) * | 2010-05-17 | 2010-09-29 | 佛山安德里茨技术有限公司 | Self-priming sump pump |
| CN202510310U (en) * | 2012-02-23 | 2012-10-31 | 陆宏圻 | Jet suction supercharging apparatus of chemical solution transport ship |
| CN204384858U (en) * | 2014-12-24 | 2015-06-10 | 赤峰盛森硅业科技发展有限公司 | Liquid extracting and feedway |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110484959A (en) * | 2019-09-11 | 2019-11-22 | 东阳市艾克思科技有限公司 | A kind of protective atmosphere ionic liquid coating apparatus liquid transfer device |
| CN110484959B (en) * | 2019-09-11 | 2024-05-10 | 东阳市艾克思科技有限公司 | Protective atmosphere ionic liquid plating equipment liquid transfer device |
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| CN104528624B (en) | 2017-11-24 |
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