CN206384821U - A kind of full-service fluid loading system - Google Patents
A kind of full-service fluid loading system Download PDFInfo
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- CN206384821U CN206384821U CN201621428403.7U CN201621428403U CN206384821U CN 206384821 U CN206384821 U CN 206384821U CN 201621428403 U CN201621428403 U CN 201621428403U CN 206384821 U CN206384821 U CN 206384821U
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Abstract
The utility model patent is related to a kind of full-service fluid loading system, it is adaptable to need the place to the accurate filling of liquid material.The system, including liquid pipeline system and computerized control system, it is characterized in that, described liquid pipeline system includes liquid reserve tank, standby liquid reserve tank, liquor charging car storage tank, the pump housing, filling apparatus, filling metering pipeline, fluid infusion metering pipeline and unloads liquid metering pipeline.The accurate filled function of this product collection liquid, the self-service fluid infusion function of measuring of liquid reserve tank, the self-service liquid function of measuring that unloads of liquor charging car is in one.
Description
Technical field
The utility model patent is related to a kind of full-service fluid loading system, it is adaptable to need to the accurate filling of liquid material
Place, such as bulk liquids product sells place, and the product packing of fluid product manufacturing enterprise, racking room, and gas station are
Motor vehicles add fuel oil and urea for vehicle solution etc..
Background technology
With economic development, trade in commodities activity and the production activity of people are closely bound up.Freedom of trade, fair trading are got over
To be more valued by people.In trade activity, the form of product is varied, such as solid-state, liquid, gaseous state, people's custom
The base unit merchandised using product quantity, product quality, small product size as Products Trade.In the trade activity of various product
In, the trade activity of bulk liquids becomes increasingly to commonly use.Such as motor vehicle fueling oil, it is molten that diesel trucks fill urea for vehicle
Liquid, the filling inner wrapping daily chemical product of chemical product enterprise, automobile manufacturing enterprise fills various working solutions, these places for the new car that dispatches from the factory
There is very high requirement to the accuracy that liquid material is filled.
Traditional liquid filling equipment, typically has the characteristics of adding amount is accurate, and filling precision is general within 0.3%,
It is only capable of meeting filling accurately use requirement.But in bulk liquids field of employment, not only need externally filling accurate, liquid production
Product storage amount is also required to quantitative statisticses, and in order to maintain product warehousing amount and sales volume to balance, user is required for entering daily, monthly
Storehouse amount carries out quantitative statisticses.Current liquid material storage metering detects that tank level is high by the way of hand-dipping and liquid level gauge
Degree, then storage amount is conversed by " tank level height-volume conversion table ".Due to hand-dipping error, storage tank liquid fluctuating
Error, the influence of the factor such as tank fabrication trueness error, storage amount error in dipping is general between 3%~5%.Using vehicle fuel as
Example, once storage amount about 30m3, calculated by error 3%, just there is 900L error, calculated by yuan/liter of diesel-fuel price 5, just there is 4500
The loss of member.If improving the degree of accuracy of storage metering, storage measuring accuracy is set to reach 0.3%, loss will reduce by 10 times, only
There are 450 yuan.
Because although the precision of traditional charging machine is high, working flow maximum can only achieve 50L/min, if made with it
To unload liquid metering, with vehicle fuel once storage amount（30m3）Exemplified by, unloading the liquid time needs 600min, and this is unpractical.
The utility model carries out technological innovation on the basis of traditional charging machine.Retaining, traditional charging machine metering is accurate
On the premise of function, to charging machine pipeline preferred arrangement, increase high speed flowmeter, not only realize and liquid reserve tank rapid fluid replacement is measured
Function and liquor charging car quickly unload liquid function of measuring, and make fluid infusion/unload the control of liquid error in dipping within 0.3%.More traditional storage
Error in dipping 3% improves 10 times, thoroughly solves the big problem of user's liquid material storage amount error in dipping.And unload the liquid time can
To be required to customize according to user, within typically unloading liquid time control 10 minutes.
Chinese utility model patent publication number " 205013102U " discloses a kind of urea liquid filling apparatus, and it includes pressure
Lid, liquid feeding mouth, magnet steel and bonnet, wherein, the center of the liquid feeding mouth is provided with filling opening, the center correspondence of the gland
Filling opening sets through hole, and the gland is arranged at the top of the liquid feeding mouth by buckle structure, and the magnet steel is embedded in institute
State in liquid feeding mouth, the bonnet is connected on the liquid feeding mouth by sweat soldering.If being evenly equipped with the inwall of the filling opening
Dry supplies to fill the air discharge duct being vented during urea liquid.Above-mentioned urea liquid filling apparatus has considered not only filling urea liquid
When urea tank exhausting problem；And it is simple in construction, be easy to be manufactured, cost is low, dismounting is convenient.Above-mentioned technical proposal is disclosed
Be a kind of specific special filling apparatus, but be not related to liquid filling metering, fluid infusion metering, unload liquid metering in terms of it is interior
Hold.
Utility model content
The purpose of this utility model is to overcome above shortcomings in the prior art, and it is accurate to provide a kind of collection liquid
Filled function, the self-service fluid infusion function of measuring of liquid reserve tank, the self-service liquid function of measuring that unloads of liquor charging car is filled in the full-service fluid of one
System.
The utility model purpose is achieved through the following technical solutions：
A kind of full-service fluid loading system, including liquid pipeline system and computerized control system, it is characterized in that, it is described
Liquid pipeline system includes liquid reserve tank, standby liquid reserve tank, liquor charging car storage tank, the pump housing, filling apparatus, filling metering pipeline, fluid infusion
Metering pipeline and unload liquid metering pipeline, described liquid reserve tank is through filling metering pipeline to filling apparatus；Described standby liquid reserve tank
Through fluid infusion metering pipeline to liquid reserve tank；Described liquor charging car storage tank is through unloading liquid metering pipeline to standby liquid reserve tank；Described filling
Metering pipeline, fluid infusion metering pipeline and unload liquid metering pipeline and conveyed by the pump housing；Also include triplet commutation valve control, institute
The computerized control system control pump housing and triplet commutation valve control stated.
Preferably, described filling metering pipeline is sequentially connected including liquid reserve tank, three-way diverter valve three, filter, pump
Body, check-valves, gas-liquid separator, three-way diverter valve one and filling apparatus.
Preferably, described filling apparatus successively include charging flowmeter, control magnetic valve, liquid-sighting glass, flexible hose for loading,
Self-styled filling gun and by liquid container.
Preferably, described fluid infusion metering pipeline include successively standby liquid reserve tank, fluid infusion/unload liquid inlet valve, filter,
The pump housing, check-valves, gas-liquid separator, three-way diverter valve one, fluid infusion/unload flow meters, three-way diverter valve two, three-way diverter valve three
And liquid reserve tank.
Preferably, it is described unload liquid metering pipeline include successively liquor charging car storage tank, fluid infusion/unload liquid inlet valve, filter,
The pump housing, check-valves, gas-liquid separator, three-way diverter valve one, fluid infusion/unload flow meters, three-way diverter valve two, unload liquid outlet and connect
Mouth, standby liquid reserve tank.
The filling state of the system, fluid infusion state, the switching for unloading liquid status can be manual or automatic.
Preferably, described computerized control system includes power supply, input element, computer controller and output element.
Select to open preferably, described input element includes card reader, operation keyboard, liquid level display controller, function
Close and scram button.
Preferably, described output element include display screen, printer, solenoid valve controller, threeway valve control and
Pump controller.
The computer controller of the system obtains the data of fluid flow by flow sensor, then is handled through internal processes,
Real-time traffic cumulant is changed into, is shown on a display screen；The effect of each building block of system is as follows, liquid reserve tank, stores liquid
And keep that liquid level sensor and air cleaner are housed on the pure property of liquid, liquid reserve tank, liquid reserve tank provides liquid for loading system
Body, need to be by standby liquid reserve tank or other storage tanks, to its liquid make-up when liquid level is not enough；Filter, is filtration liquid
In impurity, protect follow-up pipeline and equipment normal work；The pump housing, power is provided for liquid flowing；Check-valves, to prevent pipeline
Interior liquid flows backwards；The air being mingled with gas-liquid separator, purging line in liquid, it is to avoid air, which enters flowmeter, causes metering to miss
Difference is excessive；Charging flowmeter, to send the flow signal that charging line liquid passes through to computer controller；Fluid infusion/unload liquid stream
Gauge, to send the flow signal that fluid infusion/unload liquid pipeline liquid passes through to computer controller；Magnetic valve is controlled, is in liquid
Closed in time at the end of quantitative filling, block liquid flowing；Three three-way diverter valves, switch flow direction of the liquid in pipe-line system,
Make system in filling, fluid infusion, unload and work under three kinds of functional statuses of liquid, reversal valve handover operation can be it is manual or
Electric and pneumatic.Liquid-sighting glass, for observing, whether liquid in pipeline carries air secretly and whether liquid is pure；Flexible hose for loading, it is defeated
The flexible conduit of liquor charging body, facilitates filling gun to move, in inflammable and explosive region in use, the flexible pipe should have static conductive function；From
Envelope formula filling gun, to be filled urea liquid by liquid container, and closes rifle function automatically with full liquid.
The pump housing of the system can select centrifugal pump or displacement pump, and during from centrifugal pump, pump discharge need to install check-valves, pump
Body should have exhaust outlet；During from membrane pump, the pump housing or pump discharge need to install superpressure overflow/return valve.The pump housing is motor driven, electricity
Machine start and stop are controlled by computer controller.The Electric Control Design of the pump housing, not only meets pump and normally runs control requirement, also to expire
Sufficient pump nonserviceable under demand for safety protection, such as under motor electric leakage, motor overload abnormal conditions, should there is electrical safety guarantor
Shield measure.Pump is used in combustible and explosive area, and institute's gas-distributing motor and control circuit should be explosion-proof.
The gas-liquid separator of the system is worked using hydraulic fluid buoyancy, when the hydraulic fluid in pipeline is gas-entrained,
During by gas-liquid separator, the gas in pipeline can be excluded in time, and liquid can not be discharged, and the exhaust of gas-liquid separator
Liquid reserve tank need to be drained into by pipeline, it is to avoid surrounding environment is polluted.
Liquid level sensor, air cleaner are housed on the liquid reserve tank of the system and standby liquid reserve tank.Will in automaticity
Not high place is asked also to cancel liquid level sensor, using direct viewing type liquid level gauge.The air circulation ability of air cleaner should be big
It should can be effectively filtered out in air and float at 0.3 μm~2.5 μm in the filtering accuracy of the maximum stream flow of the pump housing, and air cleaner
Dirt and bacterium.The feed liquor of liquid reserve tank and go out liquid on the bottom valve pipeline of liquid reserve tank, so can both keep liquid reserve tank liquid level
Stability, liquid can also be avoided excessively to be contacted with outside air, liquid in case is maintained under closed environment, effectively extension
Liquid shelf-life and holding liquid are pure.
The three-way diverter valve one, three-way diverter valve two, three-way diverter valve three of the system are the critical component of system, threeway
The effect of reversal valve is to make the hydraulic fluid of system in filling state, fluid infusion state, unload liquid status and produce different flow directions.Valve element
To be spherical, valve event mode can be it is manually, electrically or pneumatic, using it is electronic, pneumatic when, the defeated of computer controller can be used as
Go out element.
The charging flowmeter of the system, fluid infusion/unload flow meters measuring accuracy within 0.3%, the work of charging flowmeter
Range of flow meets user's filling traffic requirement；Fluid infusion/unload the maximum stream flow that flow meters operating flow range is more than the pump housing.Institute
The fluid flow measured can be sent to computer controller, on a display screen display or the machinery with flowmeter one
Reading or electronical reading.
The liquid level display controller of the system, receives the liquid level signal that liquid level sensor is sent, and show liquid storage in real time
Actual liquid level, when liquid reserve tank liquid level is abnormal, such as liquid level is not enough or during too high liquid level, sends the abnormal alarm of liquid level, and handle
Abnormal signal sends computer controller to, and computer controller output control signal is to the pump housing and control magnetic valve.
The card reader of the system is IC-card card reader, can be contact or contactless.Card reader is known
After other IC card information, computer controller is sent to.
The operation keyboard of the system is the input equipment of computer controller, and IC-card password can be inputted in operation keyboard,
Computer controller systematic parameter is set, and preset adding amount, modification unit price, query history fills the work(such as detailed and accumulative adding amount
Energy.The operation keyboard used in inflammable and explosive region should be metal keyboard and with static conductive function.
The functional select switch of the system, is also the input element of computer controller, and functional select switch is beaten in " filling "
During position, system works under filled function state；Functional select switch is beaten at " fluid infusion/unload liquid " position, system fluid infusion/
Unload and worked under liquid functional status.And each functional status has alternative and uniqueness.
The emergent stop botton of the system, is also the input element of computer controller, when abnormal conditions occur for loading system
Under, such as pipeline medium leakage, unit exception work, when influence personal safety or equipment safety, operating personnel can promptly press this
Button, system should cut off the electricity supply immediately, and be stopped.
The rifle that carries of the system is switched, and is also the input element of computer controller, and it is contactless to carry rifle switch, and work is electric
Press as safe voltage.Lift self-sealing filling gun, triggering carries online computer controller after rifle switch.
The output element of the computer controller of the system also includes display screen and printer, and display screen is used for display liquid in real time
The cumulant of body flow, dealing money, the parameter such as unit price；The data-printing that printer is used to fluid product merchandise comes out.
The output element of the computer controller of the system also includes expansion interface, for uploading after filling data to computer
Platform management system.
The all of the system cross liquid part material, should be compatible with hydraulic fluid.Do not chemically react each other, mutually
Between do not dissolve, to ensure the pure property of hydraulic fluid.
The urea liquid of the system is connected between flowing through each part successively using sheet-metal duct, and connected mode is cutting ferrule ring pressure type
Connection and threaded connection.
The flowmeter measuring accuracy of the system should be within 0.3%, and flowmeter pattern is not limited to positive displacement and quality formula.
The system controls magnetic valve to be double-flow-rate electromagnetic valve, by main solenoid valve, secondary solenoid valve block into main solenoid valve is big
Flow solenoid valve, secondary valve is low-flow electromagnetic valve.
Compared with prior art, this product compared with the existing technology has advantages below and effect：
The utility model is specific to bulk liquids filling metering, what storage was unloaded liquid metering and researched and developed.Its filling work(
Energy system design refers to GB/T 9081-2008《Motor vehicle fuel fuel charger》It is required that, accurate measurement sexual satisfaction JJG443-2015
《Fuel charger vertification regulation》It is required that, electrical safety design meets GB4943.1-2011《Information Technology Equipment safety first
Part：General Requirement》.Explosion-proof Design meets GB3836.1-2010《Explosive atmosphere Part I：Device-General requirement》With
GB22380.1-2008《Oil fuel filling station anti-explosion safety technology》It is required that.System function design considers thorough, safe and practical, example
Such as, system has creepage protection function, overload protection function, error in dipping misalignment defencive function, zero delivery lock machine function, instrument
The disconnected even defencive function of signal, continuous data anti-fraud function, continuous data backstage expanded function.
The utility model is creative to be retained on the premise of traditional charging machine measures accurate function, excellent to charging machine pipeline
Change arrangement, increase high speed flowmeter, not only realize and liquid metering work(is quickly unloaded to liquid reserve tank rapid fluid replacement function of measuring and liquor charging car
Can, and compared with conventional disc library data error 3%, metering accuracy is improved within 0.3%.Thoroughly solve user's liquid material storage
The inaccurate problem of amount.Greatly improve user bulk liquids is made an inventory of goods in a warehouse data accuracy and make an inventory of goods in a warehouse efficiency.More alleviate in bulk
When liquid storage unloads liquid, the labor intensity of hand-dipping.
The creative use high speed flowmeter of the utility model as liquid filling machine measuring element, and to computer control
Software optimizes programming, to adapt to high speed flow sensor and transducer signal, on the premise of quantification stability degree is ensured, real
When show that liquid reserve tank amount infused and liquor charging car unload liquid measure.
The creative air carried secretly using gas-liquid separator come hydraulic fluid in discharge line of the utility model, Er Qieqi
The gas that liquid/gas separator is discharged returns to liquid reserve tank, and surrounding environment will not be polluted；And pipe-line system arrangement foundation
Engineering fluid mechanics principle, reduces liquid flowing resistance and whirlpool, it is ensured that the metering of charging flowmeter and fluid infusion/unload flow meters
Accuracy, it is to avoid traditional charging machine often occurs putting forward the anomaly that rifle runs word.
The creative use three-way diverter valve of the utility model makes in pipeline liquid in filling, fluid infusion, unloads the different work of liquid
Make to change flow direction under state, pipeline arrangement is concise, and simple to operate, valve event can make manually, electrically or pneumatic.
The flowmeter that the utility model is used is not limited to quality formula and positive displacement, and measuring accuracy fully meets country
The requirement of trade transaction measurement instrument precision ± 0.3%, data unit of making an inventory of goods in a warehouse for the convenience of the user is unified, and measurement unit can both be adopted
With mass unit " kilogram ", it would however also be possible to employ volume unit's " liter " or " cubic meter ".
The creative use liquid level display controller of the utility model, makes loading system in the state of filling, with liquid storage
The low warning reminding of case liquid level, the low automatic lock machine defencive function of liquid level, it is to avoid liquid level, which is evacuated, the problem of metering is inaccurate occurs；Make be
System is when liquid status are unloaded in liquid reserve tank fluid infusion or liquor charging car, with the high warning reminding of liquid reserve tank liquid level, and the high automatic lock machine of liquid level is protected
Protective function, it is to avoid liquid reserve tank spill-over problem.
The utility model has quantitative filling, non-quantitation filling automatic metering function, with general mode filling and card machine
Linkage pattern filled function, facilitates client to use；And according to customer requirement spare interface, be easy to spread IC card system, rear number of units
According to management system, Third-party payment（Wechat Alipay etc.）And printing function.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing that uses required in description of the prior art is briefly described, it should be apparent that drawings in the following description are only
Some embodiments of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work,
Other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is principle and structural representation of the system of the present embodiment under filling state.
Fig. 2 is principle and structural representation of the system of the present embodiment under liquid reserve tank fluid infusion state.
Fig. 3 is that the system of the present embodiment unloads principle and structural representation under liquid status in liquor charging car.
Fig. 4 is the structural representation of gas-liquid separator in the present embodiment topic.
Fig. 5 is the schematic diagram of each working condition of three-way diverter valve in the present embodiment.
Label declaration：Power supply 1, functional select switch 2, emergent stop botton 3, card reader 4, display screen 5, operation keyboard 6,
Computer controller 7, printer 8, liquid level display controller 9, triplet commutation valve control 10, carry rifle switch 11, flow transmitter
12nd, gas-liquid separator 13, self-styled filling gun 14, flexible hose for loading 15, liquid-sighting glass 16, control magnetic valve 17, charging flowmeter 18, liquid
Level sensor 19, air cleaner 20, by liquid container 21, three-way diverter valve 1, unload liquid discharge interface 23, three-way diverter valve two
24th, fluid infusion/unload flow meters 25, check-valves 26, liquid reserve tank 27, liquid reserve tank bottom valve 28, three-way diverter valve 3 29, media filtration
Device 30, the pump housing 31, fluid infusion/unloading liquid inlet valve 32, fluid infusion/unload liquid and enter incoming interface 33, standby liquid reserve tank 34, standby liquid reserve tank bottom
Valve 35, liquor charging car tank bottom valve 36, liquor charging car storage tank 37.
Embodiment
Illustrate the utility model below in conjunction with specific embodiment, the following example is merely to illustrate skill of the present utility model
Art scheme, does not limit protection domain of the present utility model.
Embodiment：
As shown in figure 1, the building block in the present embodiment includes process pipe work and computerized control system, wherein technique
Pipe-line system is made up of following component：Liquid reserve tank 27, standby liquid reserve tank 34, liquor charging car storage tank 37, air cleaner 20, three three
Logical reversal valve（22/24/29）, medium filter 30, the pump housing 31, check-valves 26, gas-liquid separator 13, charging flowmeter 18, mend
Liquid/unloading flow meters 25, filling control magnetic valve 17, liquid-sighting glass 16, flexible hose for loading 15, self-styled filling gun 14, fluid infusion/unloads liquid and entered
Mouth valve.Wherein computerized control system is made up of following component：Power supply 1, filling/fluid infusion/unload liquid functional select switch 2, answer jerk
Machine button 3, card reader 4, display screen 5, operation keyboard 6, computer controller 7, printer 8, liquid level display controller, triplet commutation
Valve control 10, liquid level sensor 19, carry rifle switch 11, filling control magnetic valve 17, flow transmitter 12.
Process pipeline building block function is as follows described in the present embodiment：Liquid reserve tank 27, stores liquid and keeps the pure of liquid
Liquid level sensor 19, and air cleaner 20 are housed, liquid reserve tank 27 provides liquid for loading system, works as liquid on net property, liquid reserve tank
, need to be by standby liquid reserve tank 34 or other storage tanks, to its liquid make-up when position is not enough；Medium filter 30, is filtration liquid
Impurity in body, protects follow-up pipeline and equipment normal work；The pump housing 31, power is provided for liquid flowing；Check-valves 26, is prevented
Liquid flows backwards in pipeline；The air being mingled with gas-liquid separator 13, purging line in liquid, it is to avoid air causes into flowmeter
Error in dipping is excessive；Charging flowmeter 18, the flow signal that passes through of detection charging line liquid simultaneously sends computer controller 7 to；
Fluid infusion/unload flow meters 25, flow signal that detection fluid infusion/unload liquid pipeline liquid passes through simultaneously sends computer controller 7 to；Filling
Magnetic valve 17 is controlled, is closed in time at the end of liquid quantitative is filled, liquid flowing is blocked；Three three-way diverter valves（22/24/
29）, switching liquid makes system in filling, fluid infusion, unloads and work under three kinds of functional statuses of liquid in the flow direction of pipe-line system；Liquid-sighting glass
16, whether carry the pure property of air and liquid secretly for observing liquid in pipeline；Flexible hose for loading 15, conveys the flexible pipe of liquid
Road, facilitates filling gun to move, in inflammable and explosive region in use, the flexible pipe should have static conductive function；Self-sealing filling gun 14, be
Urea liquid is filled by liquid container, and rifle function is closed automatically with full liquid.
The control building block effect of the present embodiment computer is as follows：Power supply 1, power supply is provided for whole computerized control system；Work(
Can selecting switch 2, be a kind of working condition switching switch, can making computerized control system ,/fluid infusion/unloads the work shape of liquid in filling
Worked under state；Emergent stop botton 3, when abnormal conditions occurs in system, user of service presses this button, can cutting system immediately
Power supply, prevents failure propagation；Card reader 4, IC-card identifier, the IC-card of holder through reader identification it is normal when, control system
Just allow work.Display screen 5, shows the information such as cumulant, unit price, the dealing money of real-time traffic；Operation keyboard 6, operator
The equipment that member is interacted by the keyboard with computer controller；Computer controller 7, the control centre of system, is carried according to input element
The signal and data of confession, after pre-set programs computing, issue a command to output element, whole system are controlled；Printer 8,
Product trading information is printed；Liquid level display controller 9, receives the liquid level signal that liquid level sensor 19 is sent, and show, liquid
During the abnormal signal of position, abnormal signal is sent to computer controller 7；Triplet commutation valve control 10, receives computer controller 7 and sends
Control instruction, make triplet commutation valve events, hydraulic fluid is flowed to switching under different working conditions.Rifle switch 11 is carried,
Filling state lifts filling gun and sends a signal to computer controller 7；Filling control magnetic valve 17, filling state receives computer control
The valve opening of device closes valve instruction；Liquid passes through in flow transmitter 12, detection stream gauge flow simultaneously changes into flow signal transmission
To computer controller 7.
The present embodiment can provide a kind of collection accurate filled function of liquid, the self-service fluid infusion function of measuring of liquid reserve tank, liquor charging car from
Help and unload liquid function of measuring in the liquid filling system and control method of one.The system in filling, fluid infusion, unload three kinds of liquid work shapes
The media operation flow of state is as follows：
Medium flow of the present embodiment in precisely filling state：Liquid flows through liquid reserve tank bottom valve successively in the liquid reserve tank 27
28th, three-way diverter valve 3 29, medium filter 30, the pump housing 31, check-valves 26, gas-liquid separator 13, three-way diverter valve 1, plus
Beam gauge 18, control magnetic valve 17, liquid-sighting glass 16, flexible hose for loading 15 and self-sealing filling gun 14, to be filled by liquid container 21
Liquid.
Medium flow of the present embodiment in liquid reserve tank fluid infusion state：Liquid flows through standby successively in the standby liquid reserve tank 34
Liquid reserve tank bottom valve 35, fluid infusion enter incoming interface 33, fluid infusion inlet valve 32, medium filter 30, the pump housing 31, check-valves 26, gas-liquid
Separator 13, three-way diverter valve 1, fluid infusion flowmeter 25, three-way diverter valve 2 24, three-way diverter valve 3 29, liquid reserve tank bottom
Valve 28, is the liquid make-up of liquid reserve tank 27.
The present embodiment unloads the medium flow of liquid status in liquor charging car：Liquid flows through liquor charging successively in the liquor charging car storage tank 37
Car storage tank bottom valve 36, unload liquid and enter incoming interface 33, unload liquid inlet valve 32, medium filter 30, the pump housing 31, check-valves 26, gas-liquid point
From device 13, three-way diverter valve 1, unload flow meters 25, three-way diverter valve 2 24, unload liquid discharge interface 23, standby liquid reserve tank bottom
Portion's valve 35, is the standby liquid make-up of liquid reserve tank 34.
The present embodiment filling state, fluid infusion state, the switching for unloading liquid status can be manual or automatic.
The urea liquid of the present embodiment is connected between flowing through each part successively using sheet-metal duct, and connected mode is cutting ferrule ring pressure
Formula is connected and/or is threadedly coupled, and this connected mode is easy for installation and maintenance.
The gas-liquid separator 13 of the present embodiment is based on the work of liquid buoyancy principle.
As shown in Fig. 2 the gas-liquid separator 13 of the present embodiment is a kind of float-ball type gas-liquid separator, it is by inlet, sheet
Body, exhaust outlet, ball float, air bleeding valve composition.Its operation principle is：The liquid for accompanying air enters gas-liquid separator 13, in gas
The continuous emersion liquid level of bubble carried secretly in headroom and liquid space, liquid is formed in liquid/gas separator 13 and enters headroom, headroom
Become big, liquid level is gradually reduced, ball float declines also with liquid level, and ball float drives exhasut valve stem to decline, and air bleeding valve is opened, and gas is empty
Interior air is discharged under system pressure effect, and headroom diminishes, and liquid level rises, and ball float rises with liquid level, and with ovable valve stem
Rise, until closing air bleeding valve.In this way, being gone round and begun again lifting by ball float, constantly the air being mingled with pipeline is discharged, it is to avoid
Bubble causes error in dipping into flowmeter.
Three three-way diverter valves of the present embodiment（22/24/29）It is that the mode rotated based on spherical valve core reaches liquid flow
Carry out work to the principle of transformation.Its internal structure is as shown in figure 3, it has four kinds of working conditions：Threeway state, 1-3 leads to state,
1-2 leads to state, and 2-3 leads to state.Flow direction is changed in the above state by spherical valve core rotation, finally make in system
Liquid flowing in the case where filling working condition, fluid infusion working condition, unloading liquid working condition.
The filling control magnetic valve 17 of the present embodiment, is double-flow-rate electromagnetic valve, by main solenoid valve（Main valve）, secondary solenoid valve block
Into（Secondary valve）, main solenoid valve is big flow magnetic valve, and secondary valve is low-flow electromagnetic valve.Double-flow-rate electromagnetic valve can improve preset filling
The degree of accuracy is measured, main solenoid valve is big caliber electromagnetic valve, secondary valve is minor-caliber electromagnetic valve.When being filled under the conditions of preset adding amount,
Initial stage, fluid realized quick filling by main valve, when actual adding amount is close to preset adding amount, closed main valve, fluid passes through
Secondary valve, realizes that low discharge is slowly precisely filled, and when actual adding amount is consistent with preset adding amount, turns off secondary valve.So add
Note can reduce the adding amount error that closing valve time is caused.
Operation principle of this example under filling state is described below：
Operating personnel insert IC-card from card reader 4, and in the input validation password of operation keyboard 6 and preset adding amount, from adding
Lift self-sealing filling gun 14 on note gun platform, carrying rifle switch 11 on triggering filling gun platform, the pump housing 31 is operated, liquid is from liquid reserve tank
27 outflows, after medium filter 30 filters out mechanical admixture, are inhaled into the pump housing 31, and liquid pressure rise is to a level pressure in the pump housing 31
Power（0.15~0.2MPa）.
Self-sealing filling gun 14 is inserted by liquid container 21, the valve pull rod of self-sealing filling gun 14 is opened, liquid is from the pump housing
31 outlet outflows, flow through check-valves 26, gas-liquid separator 13, three-way diverter valve 1, charging flowmeter 18, filling control successively
Magnetic valve 17, liquid-sighting glass 16, flexible hose for loading 15, finally by self-sealing filling gun 14, inject by liquid container 21.
Liquid is when flowing through charging flowmeter 18, and flow transmitter 12 sends flow signal to computer controller 7, computer
Flow signal integrated flux signal is transported to display screen display by controller 7, in real time the cumulant of display liquid filling and
Dealing money.
When real-time progressive adding amount is consistent with preset adding amount, computer controller 7 can the control electromagnetism of cut-out filling in time
Valve 17, stops to by the filling liquid of liquid container 21.Now, pack up self-styled filling gun 14 and filling gun is hung back gun platform, carry rifle and open
Close 11 to reset, the pump housing 31 shuts down, adding amount and the filling amount of money read from display screen 5, confirm with preset adding amount and plus
Note the amount of money consistent, filling process terminates.
When liquid full by liquid container 21, self-sealing filling gun 14 can close filling gun liquid valve door automatically, stop to by liquid
Container 21 is filled；During filling, operating personnel also can the self-styled filling gun 14 of manual-lock liquid valve door pull bar, stop to by
Liquid container 21 is filled；And when filling gun 14 is hung back gun platform, the pump housing 31 shuts down, adding amount and filling are read from display screen
The amount of money, filling process terminates.
When self-styled filling gun 14 lifts from gun platform, but filling of not shooting, i.e., no liquid flows through in flowmeter, computer control
When device detected zero delivery signal time more than 30 seconds, the automatic lock machine of meeting, and stop pump housing operating.
Operation principle of this example under fluid infusion state is described below：
Operating personnel insert IC-card from card reader 4, and in the input validation password of operation keyboard 6, by the function on instrument box
Selecting switch 2 dozens is to " fluid infusion " position, three three-way diverter valves（22/24/29）Automatically（Or manually）" fluid infusion " position is switched to,
The pump housing 31 starts running, and the liquid in standby liquid reserve tank 34 flows through reserve tank bottom valve 35, fluid infusion and enters incoming interface 33, fluid infusion successively
Inlet valve 32, medium filter 30, the pump housing 31, check-valves 26, gas-liquid separator 13, three-way diverter valve 1, fluid infusion flowmeter
25th, three-way diverter valve 2 24, three-way diverter valve 3 29, liquid reserve tank bottom valve 28, finally enter liquid reserve tank 27.
When the liquid level of liquid reserve tank 27 rises to high level, liquid level display controller 9 can send warning reminding, when liquid level rise
During paramount high level, liquid level display controller 9 can send abnormal signal to computer controller 7, and computer controller 7 can send shutdown
Signal is to the pump housing 31, and the pump housing 31 can be out of service.
During the fluid infusion of liquid reserve tank 27, fluid infusion flowmeter 25 can be detected by fluid flow, and passes through flow transmitter 12
It is converted into flow signal and is sent to computer controller 7, flow signal can be converted into real-time traffic cumulant by computer controller 7,
Shown by display screen 5.
Fluid infusion terminates, and operating personnel read accumulation amount infused from display screen 5 and recorded, then that functional select switch 2 is extensive
It is multiple to arrive " filling " position.
Operation principle of this example in the case where unloading liquid status is described below：
Operating personnel insert IC-card from card reader 4, and in the input validation password of operation keyboard 6, by the function on instrument box
Selecting switch 2 dozens is to " unloading liquid " position, three three-way diverter valves（22/24/29）Automatically（Or manually）" unloading liquid " position is switched to,
The pump housing 31 starts running, the liquid in liquor charging car storage tank 37 flow through successively liquor charging car tank bottom valve 36, unload liquid enter incoming interface 33,
Unload liquid inlet valve 32, medium filter 30, the pump housing 31, check-valves 26, gas-liquid separator 13, three-way diverter valve 1, unload liquid stream
Gauge 25, three-way diverter valve 2 24, liquid discharge interface 23, standby liquid reserve tank bottom valve 34 are unloaded, finally enter standby liquid reserve tank 34.
When the standby liquid level of liquid reserve tank 34 rises to high level, liquid level display controller 9 can send warning reminding, work as liquid level
When raising paramount high level, liquid level display controller 9 can send abnormal signal to computer controller 7, and computer controller 7 can be sent
Stopping signal is to the pump housing 31, and the pump housing 31 can be out of service.
Liquor charging car storage tank 37 is unloaded during liquid, and unloading flow meters 25 can detect by fluid flow, and pass through flow pick-up
Device 12 is converted into flow signal and is sent to computer controller 7, and computer controller 7 can be converted into flow signal real-time traffic accumulation
Amount, shows by display screen 5.
Unload liquid to terminate, operating personnel unload liquid measure from the reading accumulation of display screen 5 and recorded, then that functional select switch 2 is extensive
It is multiple to arrive " filling " position.
Filling, fluid infusion in the present embodiment, unload three kinds of working conditions of liquid there is alternative and uniqueness, i.e. system in a kind of work
When making to work under state, other working conditions are forbidden, to ensure the stability and security of system operation.
Furthermore, it is necessary to explanation, the specific embodiment described in this specification, is named the shape of its parts
Title etc. can be different.The equivalent or simple change that all construction, feature and principles according to described in the utility model inventional idea are done,
In the protection domain for being included in the utility model patent.The utility model person of ordinary skill in the field can be to being retouched
The specific embodiment stated is made various modifications or supplement or substituted using similar mode, without departing from the utility model
Structure or surmount scope defined in the claims, protection domain of the present utility model all should be belonged to.
Claims (10)
1. a kind of full-service fluid loading system, including liquid pipeline system and computerized control system, it is characterized in that, described liquid
Body pipe-line system includes liquid reserve tank, standby liquid reserve tank, liquor charging car storage tank, the pump housing, filling apparatus, filling metering pipeline, fluid infusion meter
Buret road and unload liquid metering pipeline, described liquid reserve tank is through filling metering pipeline to filling apparatus；Described standby liquid reserve tank warp
Fluid infusion metering pipeline is to liquid reserve tank；Described liquor charging car storage tank is through unloading liquid metering pipeline to standby liquid reserve tank；Described filling meter
Buret road, fluid infusion metering pipeline and unload liquid metering pipeline and conveyed by the pump housing；Also include triplet commutation valve control, it is described
The computerized control system control pump housing and triplet commutation valve control.
2. full-service fluid loading system according to claim 1, it is characterized in that, described filling metering pipeline connects successively
Connect including liquid reserve tank, three-way diverter valve three, filter, the pump housing, check-valves, gas-liquid separator, three-way diverter valve one and filling dress
Put.
3. full-service fluid loading system according to claim 1 or 2, it is characterized in that, described filling apparatus is wrapped successively
Include charging flowmeter, control magnetic valve, liquid-sighting glass, flexible hose for loading, self-styled filling gun and by liquid container.
4. full-service fluid loading system according to claim 1, it is characterized in that, described fluid infusion metering pipeline is wrapped successively
Include standby liquid reserve tank, fluid infusion/unload liquid inlet valve, filter, the pump housing, check-valves, gas-liquid separator, three-way diverter valve one, fluid infusion/
Unload flow meters, three-way diverter valve two, three-way diverter valve three and liquid reserve tank.
5. full-service fluid loading system according to claim 1, it is characterized in that, the described liquid metering pipeline that unloads is wrapped successively
Include liquor charging car storage tank, fluid infusion/unload liquid inlet valve, filter, the pump housing, check-valves, gas-liquid separator, three-way diverter valve one, fluid infusion/
Unload flow meters, three-way diverter valve two, unload liquid discharge coupling, standby liquid reserve tank.
6. the full-service fluid loading system according to claim 1 or 2 or 4 or 5, it is characterised in that：Described liquid reserve tank
With liquid level sensor, air cleaner are respectively provided with standby liquid reserve tank.
7. the full-service fluid loading system according to claim 1 or 2 or 4 or 5, it is characterised in that：Described computer control
System processed includes power supply, input element, computer controller and output element.
8. full-service fluid loading system according to claim 7, it is characterised in that：Described input element includes Card Reader
Device, operation keyboard, liquid level display controller, functional select switch and scram button.
9. full-service fluid loading system according to claim 7, it is characterised in that：Described output element includes display
Screen, printer, solenoid valve controller, threeway valve control and pump controller.
10. the full-service fluid loading system according to claim 1 or 2 or 4 or 5, it is characterised in that：The described pump housing is
Centrifugal pump or displacement pump.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621428403.7U CN206384821U (en) | 2016-12-24 | 2016-12-24 | A kind of full-service fluid loading system |
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| CN201621428403.7U CN206384821U (en) | 2016-12-24 | 2016-12-24 | A kind of full-service fluid loading system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106744613A (en) * | 2016-12-24 | 2017-05-31 | 浙江朗庆智能科技有限公司 | Full-service fluid loading system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106744613A (en) * | 2016-12-24 | 2017-05-31 | 浙江朗庆智能科技有限公司 | Full-service fluid loading system |
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