CN104179729B - Full-automatic efficient oligodynamic energy-saving and environment-friendly vacuum system - Google Patents
Full-automatic efficient oligodynamic energy-saving and environment-friendly vacuum system Download PDFInfo
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- CN104179729B CN104179729B CN201410389989.XA CN201410389989A CN104179729B CN 104179729 B CN104179729 B CN 104179729B CN 201410389989 A CN201410389989 A CN 201410389989A CN 104179729 B CN104179729 B CN 104179729B
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Abstract
The invention relates to a full-automatic efficient oligodynamic energy-saving and environment-friendly vacuum system and solves the technical problems that a conventional vacuum system is poor in stability, high in use and maintenance costs and short in service life, has difficulty in maintaining relatively high vacuum degree and wastes water and power resources. The full-automatic efficient oligodynamic energy-saving and environment-friendly vacuum system comprises a vacuum generator, wherein the vacuum generator comprises a housing; a power source inlet is formed in the upper part of the housing; an air inlet is formed in the lower part of the housing; a power source accommodating chamber and a mixing chamber between which a partition board is arranged are formed in the housing and communicated through a tubular vacuum flow regulator connected to the partition board; the power source inlet is communicated with the power source accommodating chamber; the air inlet is communicated with the mixing chamber; a tubular diffuser of which the upper end is communicated with the mixing chamber and the lower end is provided with a mixed solution exhaust opening is connected to the bottom of the housing. The full-automatic efficient oligodynamic energy-saving and environment-friendly vacuum system can be extensively used in the technical field of vacuum pumping.
Description
Technical field
The present invention relates to a kind of vacuum system, specifically a kind of full automatic high efficiency micro power energy-conserving and environment-protective vacuum system,
Belong to domestic and international high-end ultra-large type vacuum complete set of equipments.
Background technology
Vacuum technique is in national defence, military affairs, scientific research, oil, chemical industry, machinery, mine, light industry, papermaking, power, metallurgy, medicine
In many technical processs of the agricultural such as food, industry and municipal sector, such as vacuum filter, vacuum feeding, vacuum outgass, vacuum
The aspect such as moisture regain, reduction vaporization, negative pressure concentration and crystallization, distillation, distillation, dry, dehydration, chemical reaction absorption is widely used,
Large-scale vacuum pressure swing adsorption hydrogen production particularly in national defence wind tunnel test, iron and steel, oil, petrochemical industry, chemical industry and oxygen processed, film
The major fields such as legal system oxygen, gas discharge in mine and conveying, shale oil-gas mining, conveying and deep processing are widely applied.
Vacuum technique is applied in the various courses of processing, not only can it is energy-saving, accelerate response speed, and product matter can be improved
Amount, increase economic benefit.
The continuous development of modern industry is even more and proposes higher and higher requirement to the technology.Develop so far
Vacuum system still need to expend the power-equipment of electric energy being operated by vacuum pump or mechanical pump etc., with remover apparatus
Foreign gas completes acting.
Existing vacuum system mainly adopts inlet manifold's vacuum arrangement form, i.e., one group vacuum pump to compose in parallel a pump
Stand, each vacuum dehydration unit is evacuated house steward and is connected by pipeline and valve with vacuum pump, by the size of controlling opening of valve, reaches
To the rate of air sucked in required and the purpose of vacuum of control vacuum dehydration unit.However, there is following technological deficiency in this vacuum system：
(1) due to using materials such as aqueous solutions as condensed absorbent medium, direct mixing condensation cooling, need power compared with
The vacuum equipments such as big water circulation vacuum pump, vapor jet vacuum pump or turbine vacuum pump can just meet job requirement, cause into
This is higher, causes water resource and electric power resource to consume huge；
(2) during production application, gas enters into ejector pump, the fibre of entrainment to existing vacuum system from reactor
With regard to Jing often in gas phase line clogging, gas-water separation ability declines the material such as dimension and granule, affects the long-term steady of whole vacuum system
Fixed operation, causes pumping deficiency, vacuum substantially to fluctuate, and has a strong impact on production capacity and product quality；If blocking it is serious and
When cannot dredge online, the maintenance that can only be forced to stop production, dredging gas phase pipeline, it will cause heavy economic lossess to enterprise；
(3) equipment noise is big during existing vacuum system production operation, running up causes attrition between component of machine
Increase, be also easy to produce emulsification of lubricant, equipment safety coefficient is reduced, and if when suddenly encountering power failure, cutting off the water, stop vapour, it is more difficult to protect
Higher vacuum is held, it is susceptible to the even explosion accident of " cavitation " phenomenon, the serious curtailment service life of vacuum system increases
Regular maintenance expense is added, has limited the use occasion of vacuum system, in addition the sound pollution more than 90 decibels, has also seriously damaged
The physical and mental health of operator；
(4) connection of the vacuum valve of existing vacuum system, joint and pipeline is mostly using ring flange and rubber seal
It is connected and sealed, the sealing ring of junction is easily damaged, once the sealing ring of certain junction is damaged and causes seepage, will makes
The vacuum and deflation rate of vacuum system correlation critical piece declines, and can cause the whole vacuum system cannot normal work when serious
Make；
(5) existing vacuum system is due to without man-machine controlling interface, also needing outfit special messenger to be responsible for system regulation and daily dimension
Shield, automaticity is low, high cost.
The content of the invention
The present invention be exactly in order to solve that existing vacuum system stability is poor, be difficult to keep higher vacuum, use cost height,
The technical problem of maintenance cost height, short life, waste water resource and electric power resource, there is provided it is a kind of without power-equipment, it is steady
Qualitative strong, vacuum is high, use cost is low, maintenance cost is low, life-span length, the full automatic high efficiency micro power energy-saving ring of energy-conserving and environment-protective
Protect vacuum system.
The technical scheme is that, there is provided a kind of full automatic high efficiency micro power energy-conserving and environment-protective vacuum system, including vacuum
Generator, vacuum generator includes housing, and the top of housing is provided with power source inlet, and the bottom of housing is provided with air inlet, housing
Power source accommodating chamber and mixing chamber are inside provided with, dividing plate is provided between power source accommodating chamber and mixing chamber, power source accommodating chamber and mixed
Close by the tubular vacuum flow regulator connection being connected on dividing plate between room, power source inlet connects with power source accommodating chamber
Logical, air inlet is connected with mixing chamber, and the bottom of housing is connected with tubulose diffuser, and upper end and the mixing chamber of tubulose diffuser connect
Logical, the lower end of tubulose diffuser is provided with mixed liquor outlet；
The cross-sectional area of tubular vacuum flow regulator is first gradually tapered up from top to bottom gradually to be expanded again, tubulose diffuser
Cross-sectional area is first gradually tapered up from top to bottom gradually to be expanded again；
Tubular vacuum flow regulator is provided with expansion and constriction, the expansion of tubular vacuum flow regulator
It is cervical region and the constriction of tubular vacuum flow regulator between, the expansion of tubular vacuum flow regulator is provided with down to be opened
Mouthful；The length of the expansion of tubular vacuum flow regulator is 3 with the ratio of the entire length of tubular vacuum flow regulator:5,
The diameter of the under shed of the diameter of the cervical region of tubular vacuum flow regulator and the expansion of tubular vacuum flow regulator it
Than for 1:2；
Tubulose diffuser is provided with expansion and constriction, the expansion of tubulose diffuser and the receipts of tubulose diffuser
It is cervical region between contracting part, mixed liquor outlet is located at the bottom of the expansion of tubulose diffuser, the expansion of tubulose diffuser
The ratio for opening the length of part and the entire length of tubulose diffuser is 3:5, diameter and the mixed liquor of the cervical region of tubulose diffuser are arranged
The diameter ratio of outlet is 3:4.
Preferably, vacuum system also includes vacuum voltage regulation tank, and vacuum voltage regulation tank includes tank body, and tank base is connected with water level
Regulating valve, tank body top is connected with vacuum flow control valve, and tank body middle part is provided with liquid level sensor, and tank body both sides are provided with air inlet
And air vent, the air vent of vacuum voltage regulation tank is provided with flow transducer, and vacuum flow control valve is provided with pressure transducer；Very
The air vent of empty vacuum tank is connected with the air inlet of vacuum generator.
Preferably, vacuum system also includes taper eddy flow baffle plate formula gas-liquid separator, taper eddy flow baffle plate formula gas-liquid separation
Device includes cylindrical shell, and the top both sides of cylindrical shell are provided with air inlet and air vent, and the bottom of cylindrical shell is provided with
Switch valve, is connected with the inwall of cylindrical shell and cuts streaming tornadotron and up big and down small conical sleeve, up big and down small cone
Shape sleeve is located at the outside for cutting streaming tornadotron；Streaming tornadotron is cut including circular casing, circular casing is by swash plate and cylinder
The inwall connection of shape housing, is connected with multi-disc rotating vane on the outside of circular casing, circular casing upper end is provided with air vent, circular
Its lower end is provided with air inlet；Up big and down small conical sleeve is located at the lower section of the air inlet on cylindrical shell, up big and down small
Conical sleeve and circular casing between formed space be gradually reduced from top to bottom；Baffle plate, baffle plate are provided with circular cylindrical shell body
Positioned at the lower section for cutting streaming tornadotron；The air vent of taper eddy flow baffle plate formula gas-liquid separator connects with the air inlet of vacuum voltage regulation tank
Connect.
Preferably, vacuum system also includes heat recoverer, and heat recoverer includes heat recoverer housing, feed liquor bobbin carriage
With discharge opeing bobbin carriage, plate connection, discharge opeing bobbin carriage and heat recovery are flowed by upper segmentation between feed liquor bobbin carriage and heat recoverer housing
By lower segmentation stream plate connection between device housing, upper segmentation stream plate is provided with inlet, and lower segmentation stream plate is provided with liquid outlet and residual
Liquid outlet；Feed liquor bobbin carriage is provided with inlet, and discharge opeing bobbin carriage is provided with leakage fluid dram, and the bottom of discharge opeing bobbin carriage is provided with opens automatically
Close valve；The bottom of heat recoverer housing is provided with air inlet, and top is provided with air vent；The air inlet of heat recoverer lower housing portion
Place is provided with impingement baffle；The inner chamber of heat recoverer housing is provided with from top to bottom multiple heat-exchanging tube bundles, and multiple heat-exchanging tube bundles are connected to
Between the inlet and the liquid outlet of lower segmentation stream plate of upper segmentation stream plate；The air vent of heat recoverer and taper eddy flow baffle plate formula
The air inlet connection of gas-liquid separator.Longitudinal baffle is provided between the upper segmentation stream plate of heat recoverer and lower segmentation stream plate, heat
The inwall of amount recycling shell collector is connected with tube pass partition.
Preferably, vacuum system also includes PLC and touching display screen, touching display screen and PLC
Connection；Flow transducer on vacuum voltage regulation tank air vent, the pressure transducer on the vacuum flow control valve of vacuum voltage regulation tank
It is connected with PLC respectively with the liquid level sensor of vacuum voltage regulation tank, the switch valve of taper eddy flow baffle plate formula gas-liquid separator
It is connected with PLC；The level control valve of vacuum voltage regulation tank, vacuum flow control valve are connected respectively with PLC.
The invention has the beneficial effects as follows：
(1) without the need for single power-equipment, can be by the fluid dynamic energy of existing pressure >=0.1MPa under actual condition
(such as：Recirculated water, steam, flue gas etc.) as power source, production cost is considerably reduced, save water resource and electric power money
Source, energy-conserving and environment-protective, and also improve safety.
(2) applicable situation is extensive, smokable condensable gas (being condensed in water or the gas for condensing to the cold), poisonous, corruption
Corrosion fluid, dust, particulate material, and can be normal in inflammable and explosive occasion, cavitation phenomenons occasion and non-transformer occasion
Use.
(3) up to the end vacuum of 0～-0.95MPa, the speed of exhaust reaches 10800m to vacuum3/ more than min, vacuum shape
State is reliable and stable.
(4) system replaces existing direct mixing condensation cooling, nothing using the indirect condensing type of cooling (water-cooled or air cooling)
Pollution, energy-saving effect is notable, it is ensured that the stability of vacuum, makes normal condition of the system in " breathing heavily ".
(5) energy-saving effect is up to more than 95%, especially in fine vacuum (9.5KPa) special industry, for example：National defence, army
The fields such as thing, metallurgy, papermaking, chemical industry have higher use value.
(6) operation maintenance convenience and low cost, mechanical moving component, lossless, high-performance, high reliability, high pumping
Amount, long-life, operation is reliable, one-time investment is few, maintaining frequency is low, efficiently solves that operating noise is big, lubricating oil
The problems such as emulsifying, high fault rate.
(7) high degree of automation, with human-computer interface automatic control system, using PLC Programmable Technologies, is capable of achieving complete
Automatically control, day-to-day operation is easy to maintenance, save substantial amounts of human and material resources and financial resources.
The correlated characteristic of critical piece of the present invention, will in detail be retouched in the specific embodiment below with reference to accompanying drawing
State, be clearly stated that.
Description of the drawings
Fig. 1 is the structural principle block diagram of the present invention；
Fig. 2 is the structural representation of heat recoverer；
Fig. 3 is the structural representation of taper eddy flow baffle plate formula gas-liquid separator；
Fig. 4 is the structural representation of vacuum voltage regulation tank；
Fig. 5 is the structural representation of vacuum generator；
Fig. 6 is the dimensional drawing of vacuum flow regulator；
Fig. 7 is the dimensional drawing of diffuser；
Fig. 8 is the annexation block diagram of PLC system and each critical piece.
Symbol description in figure：
1. heat recoverer；2. taper eddy flow baffle plate formula gas-liquid separator；3. vacuum voltage regulation tank；4. vacuum generator；
5.PLC controllers；6. power pipe；7. vacuum tube；9. heat recoverer housing；10. feed liquor bobbin carriage；11. discharge opeing bobbin carriages；12. enter
Liquid mouth；13. leakage fluid drams；14. automatic switch valves；15. air inlets；16. air vents；Segmentation stream plate on 17.；18. times segmentation stream plates；
19. impingement baffles；20. heat-exchanging tube bundles；21. longitudinal baffles；22. tube pass partitions；23. cylindrical shells；24. air inlets；25.
Air vent；26. switch valves；27. rotating vanes；28. tank bodies；29. bearings；30. level control valves；31. vacuum flow control valves；
32. liquid level sensors；33. air inlets；34. air vents；35. housings；36. power source inlets；37. air inlets；38. mixing chambers；
39. vacuum flow regulators；40. diffusers；41. mixed liquor outlets；42. dividing plates；43. power source accommodating chambers；44. is touch
Display screen；Flow transducer on 45. vacuum voltage regulation tank air vents；Pressure on the vacuum flow control valve of 46. vacuum voltage regulation tanks
Force transducer；47. up big and down small conical sleeves；48. circular casings；49. swash plates；50. baffle plates；51. by-pass dampers.
Specific embodiment
Referring to the drawings, the present invention is described in further detail with specific embodiment.
As shown in figure 1, vacuum tube 7 is connected with heat recoverer 1, taper eddy flow baffle plate formula gas-liquid separator 2 is returned with heat
Receive device 1 to connect, vacuum voltage regulation tank 3 is connected with taper eddy flow baffle plate formula gas-liquid separator 2, vacuum generator 4 and vacuum voltage regulation tank 3
Connection.
Under actual condition, working fluid (such as steam) medium for needing the equipment being evacuated is flowed by vacuum tube 7
Enter heat recoverer 1 to be cooled, then flow into taper eddy flow baffle plate formula gas-liquid separator 2 and process through impurity and purification, then pass through
Vacuum voltage regulation tank 3 flows into vacuum generator 4 and carries out continuous suction process.
As shown in Fig. 2 heat recoverer 1 includes heat recoverer housing 9, feed liquor bobbin carriage 10 and discharge opeing bobbin carriage 11, feed liquor
Connected by upper segmentation stream plate 17 between bobbin carriage 10 and heat recoverer housing 9, discharge opeing bobbin carriage 11 and heat recoverer housing 9 it
Between by it is lower segmentation stream plate 18 connection, it is upper segmentation stream plate 17 be provided with inlet, lower segmentation stream plate 18 is provided with liquid outlet, lower segmentation
Stream plate 18 is additionally provided with residual liquid drain port.Feed liquor bobbin carriage 10 is provided with inlet 12, and discharge opeing bobbin carriage 11 is provided with leakage fluid dram 13,
The bottom of discharge opeing bobbin carriage 11 is provided with automatic switch valve 14.The bottom of heat recoverer housing 9 is provided with air inlet 15, and top is provided with row
QI KOU 16, impingement baffle 19 is arranged in heat recoverer housing 9 and is located at air inlet 15.The inner chamber of heat recoverer housing 9 is from upper
To multiple heat-exchanging tube bundles 20 are had, heat-exchanging tube bundle 20 is connected to the segmentation stream inlet of plate 17 and going out for lower segmentation stream plate 18
Between liquid mouth, that is to say, that connected by heat-exchanging tube bundle 20 between feed liquor bobbin carriage 10 and discharge opeing bobbin carriage 11.
Upper segmentation stream plate 17 and lower segmentation are flowed and a longitudinal baffle 21 and four by-pass dampers 51 are provided between plate 18, two
By-pass damper 51 is located at the left side of longitudinal baffle 21, and two by-pass dampers 51 are located at the right side of longitudinal baffle 21.Longitudinal baffle 21
Multiple heat-exchanging tube bundles 20 can be divided into multigroup with by-pass damper 51.The inwall of heat recoverer housing 9 is connected with multiple tube sides
Pass partition 22 (draws 4) in figure.Longitudinal baffle 21 is set, the purpose of by-pass damper 51 and tube pass partition 22 be in order to
Improve heat exchange efficiency.It should be noted that longitudinal baffle 21 can arrange multiple, by-pass damper 51 can also arrange multiple.
During work, working fluid (such as steam) medium of vacuum tube 7 enters into heat recoverer housing 9 from air inlet 15
Inner chamber, then go up and discharge from air vent 16.Simultaneously liquid medium Jing inlets 12 are entered in feed liquor bobbin carriage 10, along changing
Heat pipe bundle 20 is flowed downwardly in discharge opeing bobbin carriage 11, is finally discharged from leakage fluid dram 13.In this process, liquid medium and work
Fluid carries out heat exchange, and the heat of working fluid is absorbed by liquid medium, and the temperature of the working fluid discharged from QI KOU 16 just drops
It is low.Due to having the liquid such as moisture unavoidably in the working fluid that enters from air inlet 15, these moisture can be from lower segmentation stream plate
18 residual liquid drain port is entered in discharge opeing bobbin carriage 11, is then discharged from automatic switch valve 14.
By-pass damper 51 can increase bypass resistance, prevent the gas medium in heat recoverer housing 9 a large amount of from bypass
Short circuit, so as to improve heat transfer efficiency.
It is to restrain the direct of 20 surfaces to prevent gas medium from entering fashionable heat exchanging from air inlet 15 to arrange impingement baffle 19
Wash away, it is to avoid heat-exchanging tube bundle 20 is etched and vibrates.
The heat recoverer 1 is integrated, and compact conformation, movement-less part is safe and reliable to operation, energy-efficient,
Heat loss is little, and the heat transfer area that unit volume equipment can be provided is big, and energy recovery efficiency high reaches 70%-80%, bypasses leakage current
It is less, there is no internal hemorrhage due to trauma phenomenon.
As shown in figure 3, taper eddy flow baffle plate formula gas-liquid separator 2 include cylindrical shell 23, cylindrical shell 23 it is upper
Portion both sides are provided with air inlet 24 and air vent 25, and the bottom of cylindrical shell 23 is provided with switch valve 26.Cylindrical shell 23 it is interior
It is provided with wall and cuts streaming tornadotron, cut streaming tornadotron including circular casing 48, circular casing 48 is by swash plate 49 and cylinder
The inwall connection of shape housing 23, multi-disc rotating vane 27 (than 4 as illustrated) is arranged on the outside of circular casing 48.It is circular
The upper end of sleeve pipe 48 is provided with air vent, and lower end is provided with air inlet, on the air vent and cylindrical shell 23 of the upper end of circular casing 48
Air vent 25 is connected.Up big and down small conical sleeve 47 (upper conical mouth is big, and inferior pyramidal mouth is little) is arranged on cylindrical shell 23
On inwall, positioned at the lower section of air inlet 24, the space formed between up big and down small conical sleeve 47 and circular casing 48 is from upper
It is gradually reduced under.Be provided with below streaming tornadotron baffle plate 50 positioned at cutting, the effect of baffle plate 50 is to stop gas medium to appearance
Device flows, preferably separate liquid medium.
During work, air inlet 24 is connected with the air vent 16 of heat recoverer 1, and the fluid that Jing heat recoverers 1 are discharged is situated between
The inner chamber of cylindrical shell 23 that matter (including steam or compressed air entrainment of materials such as large quantity of moisture, fiber and granules) is entered
In.Entrainment of the material such as moisture, fiber and granule fluid media (medium) in the presence of rotating vane 27 in up big and down small cone
Between shape sleeve 47 and circular casing 48 formed space in do centrifugation dip down inclined motion, through reduction of speed, centrifugation, collision,
Break-in, cohesion Pyatyi centrifugation, because speed is reduced, the material such as moisture, fiber and granule is separated, dry cleansing
Gas just enters from the air inlet of the lower end of circular casing 48 and rises and then discharge from the air vent of upper end, finally from the row of air vent 25
Go out.(sensing when being located at the sensor of the intracavity bottom of cylindrical shell 23 by substance therethroughs such as detached moisture, fiber and granules
Device is electrically connected with PLC), signal is fed back to PLC by the sensor, so as to promote PLC to send instruction
The open degree of controlling switch valve 26, discharges separator, and the gas of dry cleansing is then discharged from air vent 25, is finally reached gas-liquid
Detached clean-up effect.Switch valve 26 can select the electromagnetic valve in known technology, to realize intelligent effect.
Taper eddy flow baffle plate formula gas-liquid separator 2 is in fluid medium pressure than feelings relatively low, that working condition requirement system pressure is little
It is especially suitable under condition, such as to the filtration of methane gas, because its pressure generally not high, existing single centrifugal or baffle plate
Formula separator can not reach the treatment effect of requirement.
As shown in figure 4, vacuum voltage regulation tank 3 includes tank body 28, bearing 29 is connected with tank body 28, the bottom of tank body 28 is connected with
Level control valve 30, the top of tank body 28 is connected with vacuum flow control valve 31, and the middle part of tank body 28 is provided with liquid level sensor 32, tank body
28 both sides are provided with air inlet 33 and air vent 34.Flow transducer can be installed, on vacuum flow control valve 31 on air vent 34
Pressure transducer can be installed.The undocumented structure of vacuum voltage regulation tank 3 uses known technology.
Flow transducer is mainly used for measuring the flow and flow velocity into gas in vacuum voltage regulation tank 3, pressure transducer
It is primarily used to measure the pressure size in vacuum voltage regulation tank, liquid level sensor 32 is primarily used to measure water in vacuum voltage regulation tank
The height of position.Vacuum flow control valve 31 is mainly used for adjusting the speed of exhaust size of turnover vacuum voltage regulation tank, water level regulation
Valve 30 is mainly used for draining the hydrops in tank.Tank body 28 is cylindrical shape, and bearing 29 is used to install the equipment.Upper low head (position
In the top and bottom of tank body 28, using known technology) using the ellipse head pattern of standard.
During work, air inlet 33 is connected with the air vent 25 of taper eddy flow baffle plate formula gas-liquid separator 2, Jing tapers eddy flow gear
A large amount of fluid media (medium)s that board-like gas-liquid separator 2 is discharged are input to after the inner chamber of tank body 28, cause gas flow in tank to be continuously increased,
Internal negative pressure constantly increases, and vacuum magnitude is responsible for control by vacuum flow control valve 31.In course of conveying a small amount of moisture also with
Enter tank in, be deposited on intracavity bottom.When liquid level reaches restriction index, signal is reached PLC by liquid level sensor,
PLC issues instructions to level control valve 30, and level control valve 30 is opened, and discharges hydrops.Meanwhile, vacuum Flow-rate adjustment
Pressure signal is passed to PLC by the pressure transducer on valve 31, and vacuum flow control valve 31 is under the control of PLC
The size of bleeding regulating speed, so as to ensure during whole vacuum system normal work vacuum and gas flow in vacuum voltage regulation tank 3
Stablize, reach energy-efficient effect.
Vacuum voltage regulation tank 3 can be alleviated when whole vacuum system works because the air inflow of vacuum tube 7 changes at any time significantly
The fluctuation of the vacuum system vacuum for causing, makes to keep a more stable vacuum in system.
As shown in figure 5, vacuum generator 4 includes housing 35, the top of housing 35 is provided with power source inlet 36, housing 35
Bottom is provided with air inlet 37.The dividing plate 42 that the inner chamber of housing 35 is installed on its inwall is divided into power source accommodating chamber 43 and mixing
Room 38, the tubular vacuum flow regulator 39 between power source accommodating chamber 43 and mixing chamber 38 by being connected on dividing plate 42 is connected
(upper shed of tubular vacuum flow regulator 39 is connected with power source accommodating chamber 43, and under shed is connected with mixing chamber 38), power source
Entrance 36 is connected with power source accommodating chamber 43, and air inlet 37 is connected with mixing chamber 38.The bottom of housing 35 is connected with tubulose diffusion
Device 40, the upper end open of diffuser 40 is connected with mixing chamber 38, and the lower end of diffuser 40 is provided with mixed liquor outlet 41.
The cross-sectional area of vacuum flow regulator 39 is first gradually tapered up again gradually from top to bottom (from upper shed under shed)
Expansion, the cross-sectional area of diffuser 40 is first gradually tapered up from top to bottom gradually to be expanded again.
With reference to shown in Fig. 6 and Fig. 7, in order to further optimize performance, through many experiments following scheme, vacuum flow are drawn
Actuator 39 is provided with expansion and constriction, is cervical region between expansion and constriction, vacuum flow regulator 39
Entire length be d, the length of expansion is c, and the diameter of the under shed of vacuum flow regulator 39 is b, and recess diameter is
A, a:B=1:2, c:D=3:5.
Diffuser 40 is provided with expansion and constriction, is cervical region between expansion and constriction, and mixed liquor is arranged
Outlet 41 is located at the bottom of expansion.The entire length of diffuser 40 is h, and the length of expansion is n, and mixed liquor is discharged
The diameter of mouth 41 is f, and recess diameter is e, n:H=3:5, e:F=3:4.
The vacuum and the speed of exhaust that vacuum flow regulator 39 is mainly used for automatically adjusting turnover vacuum generator 4 is big
It is little, it is ensured that the precise and stable operation of equipment.The kinetic energy of blending agent in mixing chamber 38 is mainly converted into pressure by diffuser 40
Can, reduce speed, a kind of device that pressure is improved.
The course of work of vacuum generator 4 is that the air vent 34 of vacuum voltage regulation tank 3 is connected with air inlet 37, steady from vacuum
The working fluid medium for having certain pressure intensity that the air vent 34 of pressure tank 3 is discharged enters mixing chamber 38 from the stream of air inlet 37.At least
The recirculated water (power source) of 0.1MPa pressure enters power source accommodating chamber 43 from power source inlet 36, in power source accommodating chamber 43
Recirculated water is ejected in mixing chamber 38 by the decompressing speed-increasing of vacuum flow regulator 39 (potential energy of fluid media (medium) is changed into kinetic energy),
Then mix with the recirculated water in mixing chamber 38, carry out energy exchange, mixed fluid media (medium) enters diffuser 40, slows down and increases
Pressure (kinetic energy is converted into pressure energy), in the outlet of mixed liquor outlet 41 of diffuser 40 jet is formed, and is produced volume and is inhaled flowing.In volume
Under suction effect, the air around the mixed liquor outlet 41 of diffuser 40 is constantly sucked away, causes the pressure in mixing chamber 38
Power is down to below atmospheric pressure, promotes the end vacuum and 10800m that 0 stable～-0.95MPa is formed in mixing chamber 383/ min with
On the speed of exhaust, thus make and be evacuated equipment connection vacuum tube 7 in the vacuum for reaching 0～-0.95MPa.
The speed of exhaust size for passing in and out vacuum generator can be controlled by adjusting vacuum flow regulator 39 (by adjusting vacuum-flow
The expansion and contraction of amount actuator, reaches the effect of control vacuum generator speed of exhaust size).
It should be noted that vacuum tube 7 directly can be connected with the air inlet 37 of vacuum generator 4, heat recovery is saved
Device 1, taper eddy flow baffle plate formula gas-liquid separator 2 and vacuum voltage regulation tank 3, can also reach and not use power-equipment evacuation, realize
The purpose of end vacuum.
As shown in figure 8, being connected with PLC 5 for interactive touching display screen 44.Vacuum voltage regulation tank aerofluxuss
Flow transducer 45 on mouth, the pressure transducer 46 on the vacuum flow control valve of vacuum voltage regulation tank are connected with PLC 5
And flow signal, pressure signal are passed to into PLC 5.Switch valve 26 is connected with PLC 5, level control valve 30, true
Empty flow control valve 31 is connected respectively with PLC 5.Liquid level sensor 32 is connected with PLC 5.
Touching display screen 44 indicated using LED numerical monitors and LED operation conditions, human computer conversation, very clear.
In the presence of PLC and each sensor, realize unmanned, real-time intelligent and automatically control.
The foregoing is only the present invention is preferable to carry out case, the present invention is not limited to, for this area
For technical staff, the present invention can have various modifications and variations.Every claim in the present invention is done in the range of limiting
Any modification, equivalent substitution and improvements etc., also should be regarded as within protection scope of the present invention.
Claims (1)
1. a kind of full automatic high efficiency micro power energy-conserving and environment-protective vacuum system, is characterized in that, including vacuum generator, and the vacuum is sent out
Raw device includes housing, and the top of the housing is provided with power source inlet, and the bottom of the housing is provided with air inlet, in the housing
Power source accommodating chamber and mixing chamber are provided with, dividing plate, the power source are provided between the power source accommodating chamber and the mixing chamber
By the tubular vacuum flow regulator connection being connected on the dividing plate, the power source between accommodating chamber and the mixing chamber
Entrance is connected with the power source accommodating chamber, and the air inlet is connected with the mixing chamber, and the bottom of the housing is connected with pipe
Shape diffuser, the upper end of the tubulose diffuser connects with the mixing chamber, and the lower end of the tubulose diffuser is provided with mixed liquor
Outlet；
The cross-sectional area of the tubular vacuum flow regulator is first gradually tapered up from top to bottom gradually to be expanded again, the tubulose diffusion
The cross-sectional area of device is first gradually tapered up from top to bottom gradually to be expanded again；
The tubular vacuum flow regulator is provided with expansion and constriction, the expansion of the tubular vacuum flow regulator
It is cervical region between part and the constriction of the tubular vacuum flow regulator, the expansion of the tubular vacuum flow regulator
Part is provided with shed；The length of the expansion of the tubular vacuum flow regulator and the tubular vacuum flow regulator
Entire length ratio be 3:5, the diameter of the cervical region of the tubular vacuum flow regulator and the tubular vacuum Flow-rate adjustment
The diameter ratio of the under shed of the expansion of device is 1:2；
The tubulose diffuser is provided with expansion and constriction, and the expansion of the tubulose diffuser and the tubulose expand
It is cervical region between the constriction of depressor, the mixed liquor outlet is located at the lower end of the expansion of the tubulose diffuser
Portion, the length of the expansion of the tubulose diffuser is 3 with the ratio of the entire length of the tubulose diffuser:5, the tubulose
The diameter of the cervical region of diffuser is 3 with the diameter ratio of the mixed liquor outlet:4；
The vacuum system also includes vacuum voltage regulation tank, and the vacuum voltage regulation tank includes tank body, and the tank base is connected with water
Position regulating valve, the tank body top is connected with vacuum flow control valve, and the tank body middle part is provided with liquid level sensor, the tank body
Both sides are provided with air inlet and air vent, and the air vent of the vacuum voltage regulation tank is provided with flow transducer, and the vacuum flow is adjusted
Section valve is provided with pressure transducer；The air vent of the vacuum voltage regulation tank is connected with the air inlet of the vacuum generator；
The vacuum system also includes taper eddy flow baffle plate formula gas-liquid separator, the taper eddy flow baffle plate formula gas-liquid separator bag
Cylindrical shell is included, the top both sides of the cylindrical shell are provided with air inlet and air vent, the bottom of the cylindrical shell
Switch valve is provided with, is connected with the inwall of the cylindrical shell and is cut streaming tornadotron and up big and down small conical sleeve, it is described
Up big and down small conical sleeve is located at the outside for cutting streaming tornadotron；The streaming tornadotron of cutting is including circular casing, institute
State circular casing to be connected with the inwall of the cylindrical shell by swash plate, multi-disc rotation is connected with the outside of the circular casing
Blade, the circular casing upper end is provided with air vent, and the circular casing lower end is provided with air inlet；The up big and down small taper
Sleeve be located at the cylindrical shell on air inlet lower section, the up big and down small conical sleeve and the circular casing it
Between formed space be gradually reduced from top to bottom；Baffle plate is provided with the circular cylindrical shell body, the baffle plate cuts streaming positioned at described
The lower section of tornadotron；The air vent of the taper eddy flow baffle plate formula gas-liquid separator connects with the air inlet of the vacuum voltage regulation tank
Connect；
The vacuum system also include heat recoverer, the heat recoverer include heat recoverer housing, feed liquor bobbin carriage and
Discharge opeing bobbin carriage, by upper segmentation stream plate connection, the discharge opeing bobbin carriage between the feed liquor bobbin carriage and the heat recoverer housing
Plate is flowed between the heat recoverer housing by lower segmentation be connected, the upper segmentation is flowed plate and is provided with inlet, described lower point
Cut stream plate and be provided with liquid outlet and residual liquid drain port；The feed liquor bobbin carriage is provided with inlet, and the discharge opeing bobbin carriage is provided with
Leakage fluid dram, the bottom of the discharge opeing bobbin carriage is provided with automatic switch valve；The bottom of the heat recoverer housing is provided with air inlet, on
Portion is provided with air vent；Impingement baffle is provided with the air inlet of the heat recoverer lower housing portion；The heat recoverer housing
Inner chamber is provided with from top to bottom multiple heat-exchanging tube bundles, multiple heat-exchanging tube bundles be connected to the inlet of the upper segmentation stream plate and it is described under
Between the liquid outlet of segmentation stream plate；The air vent of the heat recoverer enters with the taper eddy flow baffle plate formula gas-liquid separator
QI KOU connects；
Longitudinal baffle, the heat recoverer housing are provided between the upper segmentation stream plate of the heat recoverer and lower segmentation stream plate
Inwall be connected with tube pass partition；
The vacuum system also includes PLC and touching display screen, the touching display screen and the PLC
Connection；The pressure on flow transducer, the vacuum flow control valve of the vacuum voltage regulation tank on the vacuum voltage regulation tank air vent
The liquid level sensor of force transducer and the vacuum voltage regulation tank is connected respectively with the PLC, the taper eddy flow baffle plate
The switch valve of formula gas-liquid separator is connected with the PLC；The level control valve of the vacuum voltage regulation tank, vacuum flow are adjusted
Section valve is connected respectively with the PLC.
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| CN201410389989.XA CN104179729B (en) | 2014-08-08 | 2014-08-08 | Full-automatic efficient oligodynamic energy-saving and environment-friendly vacuum system |
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| CN201410389989.XA CN104179729B (en) | 2014-08-08 | 2014-08-08 | Full-automatic efficient oligodynamic energy-saving and environment-friendly vacuum system |
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| CN104179729A CN104179729A (en) | 2014-12-03 |
| CN104179729B true CN104179729B (en) | 2017-05-03 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109529454A (en) * | 2017-09-21 | 2019-03-29 | 张家港贸安贸易有限公司 | A kind of oily-water seperating equipment |
| CN108343140A (en) * | 2018-03-19 | 2018-07-31 | 无锡市万里实业发展有限公司 | Vacuum freeze mode feces collecting system with separator |
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| Publication number | Publication date |
|---|---|
| CN104179729A (en) | 2014-12-03 |
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