CN205719947U

CN205719947U - Petroleum liquid sampling colour comparatour

Info

Publication number: CN205719947U
Application number: CN201620344408.5U
Authority: CN
Inventors: 杨志明; 杨莉华
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-08-20
Filing date: 2016-04-23
Publication date: 2016-11-23
Anticipated expiration: 2026-04-23
Also published as: CN105738297A; CN105738297B

Abstract

This utility model petroleum liquid sampling colour comparatour relates to a kind of sampling colour comparatour for technical field of petrochemical industry and using method thereof, has multi-functional, precise structure, dependable performance, easy and simple to handle, the feature of clean environment firendly.This utility model petroleum liquid sampling colour comparatour is made up of containment system, plug Ore-controlling Role and rope mechanism；Be inserted with plug Ore-controlling Role in the inside of containment system, plug Ore-controlling Role runs through containment system, and connecting on the top of plug Ore-controlling Role has rope mechanism.Described containment system includes: sample bin, reference storehouse and original pattern storehouse, is followed successively by sample bin, reference storehouse and original pattern storehouse from top to bottom, forms three storehouse combinations, passes through thread connection between three storehouses；Or sample bin and reference storehouse, reference storehouse inserts the bottom being connected on sample bin, and the double storehouses forming sample bin and reference storehouse are combined；Or double storehouses combination in sample bin and original pattern storehouse, connect in the lower section in reference storehouse and have original pattern storehouse, between two storehouses, pass through thread connection；Or sample warehouse receipt storehouse is only set.

Description

Petroleum liquid sampling colour comparatour

Technical field

This utility model petroleum liquid sampling colour comparatour relates to a kind of sampling colour comparatour for technical field of petrochemical industry And using method, have multi-functional, precise structure, dependable performance, easy and simple to handle, the feature of clean environment firendly.

Background technology

Transporting oil products presentation quality inspection before warehouse-in, is the most important thing link of oil quality management.A collection of oil Product oil, is in harmonious proportion uniformly in oil plant refining, after quality inspection is qualified, its presentation quality such as: color, clarity, stickiness, The presentation quality features such as abnormal smells from the patient are not just it has been determined that have significantly sudden change in the case of normal accumulating in the short time.But, same Criticize the transport of oil product, to be often injected separately into oil tank or the cabin of oil carrier of multiple acknowledgement of consignment oil truck, each tank, the tankage in cabin If cleaning, pollution-free to the quality injecting oil product, in each tank, cabin, the quality of oil product should be identical consistent.Oil product Transport arrives after receiving oil depot, takes a point sample in any one tank or cabin of this batch of oil product, and its sample all can have representative Property, check its quality results should be able to reappear unanimously.

It was verified that a collection of oil product is after oil plant mediation is the most qualified, tank, entrucking marshalling, dress to be turned through scheduling Ship pipe is defeated waits storage and transport process.Delivery side and recipient defeated turn oil tank equipment, the cleannes of car and boat container, at charge of oil to involved The most sometimes cannot effectively check control, carrier also exists with uncleanly oil transportation tankage transporting oil products sometimes, thus There is polluting the problem of acknowledgement of consignment oil product, such as: have residual remaining on board clean during oil carrier On the Last Voyages shipment diesel oil, chemicals or do not clean dry Only, next voyage shipment motor petrol, locally gasoline gum increase, end point temperature rising, residual quantity increase etc. in cargo tank can be made； On the Last Voyages shipment gasoline remaining on board is clean, next voyage shipment diesel oil, and in making cargo tank, local Flash Point of Diesel temperature declines；Or at oil carrier In transit, unsnatch oil before, be artificially in harmonious proportion oil product, exchange water mixing, mix low grade oils.These broadly fall into contaminated product, warp Cross pollute after oil product if uniform sampled inspection, oil quality result can occur significantly to change and be found.So And the oil product majority after polluting is uneven, in some local space of a collection of uneven oil product, possibility is pressed from both sides to have and is not conformed to Lattice oil product or serious low grade oils.Current oil product sampler all can not accurately take holostrome sample, it is impossible to on-the-spot testing detection oil The presentation quality of product, makes the oil product of substantially stigma of degeneracy not be found and cause the accident.It is therefore necessary to design one Sample representation can be improved, at sampling on-the-spot testing range estimation oil product presentation quality, the oil product of the existing obvious stigma of degeneracy of monitoring Petroleum liquid sampling colour comparatour, strengthens the presentation quality monitoring of oil depot and Loss of Oil Products at Gas Station.

Summary of the invention

The purpose of this utility model is, for above-mentioned weak point, it is provided that a kind of liquid petroleum liquid sampling colour comparatour, By improving samples' representativeness, strengthen and identify uneven, to have quality accident risk oil product, and corresponding using method Solve the use demand of reality.

Petroleum liquid sampling colour comparatour takes techniques below scheme to realize:

This utility model petroleum liquid sampling colour comparatour is made up of containment system, plug Ore-controlling Role and rope mechanism；

Be inserted with plug Ore-controlling Role in the inside of containment system, plug Ore-controlling Role runs through containment system, on the top of plug Ore-controlling Role even It is connected to rope mechanism.

Described containment system includes: sample bin, reference storehouse and original pattern storehouse, be followed successively by from top to bottom sample bin, reference storehouse and Original pattern storehouse, forms three storehouse combinations, passes through thread connection between three storehouses；Or sample bin and reference storehouse, reference storehouse is inserted and is connected on sample The bottom in product storehouse, forms double storehouses combination in sample bin and reference storehouse；Or double storehouses combination in sample bin and original pattern storehouse, in reference storehouse Lower section connects original pattern storehouse, passes through thread connection between two storehouses；Or sample warehouse receipt storehouse is only set, sample bin lower cover sets external screw thread, Can couple with funnel.

Sample bin includes handle, upper cover one, sleeve pipe one, gusset piece one, connecting tube one, lower cover one, cushion rubber one；Described set Guan Yiwei hollow and the parallel long tube of upper lower section, upper section and lower section at sleeve pipe one are separately installed with upper cover one and lower cover One, between upper cover one, lower cover one and sleeve pipe one, it is lined with rubber sealing one, upper cover one and lower cover one are provided with through hole, logical Hole includes that the upper piston set being positioned at upper cover one center and upper piston overlap two through holes that edge is less, and through hole is positioned at sleeve pipe one Portion, is provided with the connecting tube one of hollow between upper cover one and lower cover one；Connecting tube one is connected to one by inside and outside two casing threads Playing composition, the lower end of connecting tube one is connected with connecting rod one by gusset piece one；The upper end of connecting tube one is connected with connecting rod two； Connecting tube one tail end stretches into the inner chamber of siphunculus, and the lower section of connecting tube one is provided with extended end, installs screw rod at extended end；At lower cover The sample bin outlet for going out liquid is offered between one and the inwall of middle piston bush；The sample for feed liquor is offered on upper cover one Storehouse import, sample bin import run through upper piston set, and upper cover one outer wall sets screw thread and couples with funnel, is provided with between upper cover one and funnel O-ring seal one；Being inserted with screw rod in less through hole, connecting rod three is stretched on the top of screw rod, and the lower end of connecting rod three is connected to In lower cover one.

Upper surface at upper cover one is provided with suspension bracket, and suspension bracket is movably installed with handle.

Transparent hurricane globe can be placed on upper cover one.

Reference storehouse includes that upper cover two, connecting rod, highly groove, sleeve pipe two, connecting tube two, lower cover one, cushion rubber, thermometer are inserted Seat, thermometer boss, thermometer；Highly groove is shown as the 1/2 of sample bin height.

Described sleeve pipe two is hollow and the parallel long tube of upper lower section, and the upper section at sleeve pipe two is pacified respectively with lower section Equipped with upper cover two and lower cover one, upper cover two and lower cover one being provided with through hole, it is internal that through hole is positioned at sleeve pipe two, is positioned in through hole The circle centre position of lower cover one is provided with the connecting tube two of hollow；Connecting tube one it is cased with in connecting tube two；Connecting rod upper end set screw thread with Upper cover one connects；Upper cover two is provided with opening, upper piston is provided with thermometer socket, thermometer socket has for sealing Thermometer socket cushion rubber, it is concentric that thermometer socket is provided with thermometer boss, thermometer socket and thermometer boss Through hole, thermometer boss is inserted into thermometer.

Original pattern storehouse includes upper cover three, sleeve pipe three, connecting tube three, funnel connecting tube, platen three, lower cover three, cushion rubber three, cushion rubber Four, original pattern storehouse import and export, lower piston set.

Described sleeve pipe three is hollow and the parallel long tube of upper lower section, and the upper section at sleeve pipe three is pacified respectively with lower section Equipped with upper cover three and lower cover three, between upper cover three, lower cover three and sleeve pipe three, it is lined with cushion rubber three sealing, upper cover three and lower cover respectively Being provided with through hole on three, it is internal that through hole is positioned at sleeve pipe three, is provided with the connecting tube three of hollow between upper cover three and lower cover three；? Connecting tube three tail end siphunculus sets female thread, the lower section of upper cover three, and the epimere of connecting tube three is provided with platen three, the tail of connecting tube three End female thread and lower piston put thread connection, and the middle part of lower piston set is provided with opening, and opening is that original pattern storehouse is imported and exported, in lower work The bottom of plug sleeve inwall sets groove for installing cushion rubber four；

The amount of being provided with water height gauge between the inside in original pattern storehouse, upper cover three and lower cover three.

Described plug Ore-controlling Role include rope hook controlling organization, connecting tube one, sample speed lid, upper piston mechanism, middle piston mechanism, under Piston mechanism.

At the disk that is connected above of connecting tube one, disk is round-meshed disk, and disk connects connecting rod, connecting rod Upper end connects upper piston mechanism, and the lower end of disk connects screw rod by screw, and screw rod is connected with middle piston mechanism by bolt, Slotted eye is offered on the top of lower piston mechanism, and the necking segment that is arranged above of slotted eye, being provided above of necking segment There is the pallet of lower piston mechanism.

Rope hook controlling organization is made up of rope hook, pipe cap, spring, pogo barrel, push rod, lock tube；The middle part of pogo barrel has Axial section is the hook and slot of hooklike aperture；Pogo barrel upper end be provided with pipe cap, pogo barrel intracavity equipped with spring, spring One end head on the inwall of pipe cap, the other end pushes K shape push rod；Under lock open state, rope hook enters hook and slot, is stuck in K shape push rod Middle part, pogo barrel lower end arranges external screw thread, and the bottom of pogo barrel opening is provided with lock tube, pacifies on the top of upper piston central point Equipped with sample speed lid, sample speed lid is screwed spiral cover, and sample speed lid can be by rotating regulation height, upper by sample bin It is the space of H that the liquid-inlet arranged on lid one becomes a difference in height with sample speed cap-shaped, regulates height by regulation sample speed lid The height of difference H, and then regulation sample introduction speed；Screw sample speed lid, upper piston, middle piston can be kept to be in top dead centre state, close Close the import and export that sample bin is upper and lower.

Plug Ore-controlling Role is disposed with upper piston mechanism, middle piston mechanism and lower piston machine from top to bottom along same axle center Structure.

Upper piston mechanism in plug Ore-controlling Role, middle piston mechanism, lower piston mechanism are enclosed within sample bin, reference storehouse and original pattern storehouse Inside sliding axially, sliding stroke has top dead centre state, lower dead center state, three kinds of duties of parallel dotted state；Plug Ore-controlling Role control Sample bin processed and the import and export in original pattern storehouse, the liquid in-out of reference Hatch Opening and aerofluxus are through sample bin import；Plug Ore-controlling Role respectively with Upper cover one in sample bin, the upper cover three in original pattern storehouse is provided with air inlet/outlet one.

Upper piston mechanism includes that upper piston, upper piston, the external diameter of disk are less than the internal diameter of upper piston trepanning, and upper piston is up Inserting upper piston set is closure state, plays the effect of sealed sample storehouse import；Upper piston is provided with through hole dress thermometer socket；On Piston centre set through hole can be connected with pogo barrel, in thermometer socket arrange sleeve pipe be inserted into thermometer or density Meter.

Middle piston mechanism includes that middle piston, middle piston bush support the use with middle piston, and middle piston is positioned at middle piston bush, in Piston includes bolt, screw rod；

Inside the middle piston bush that middle piston mechanism is positioned in sample bin, middle piston bush is additionally provided with sample bin outlet, Middle piston is formed by bolt combination by upper and lower two piston blocks, and connecting from top to bottom in the center of middle piston has screw rod, The middle part of middle piston is provided with middle piston ring connected in star；The middle piston bush cushion rubber sealed it is provided with in middle piston bush, Middle piston bush cushion rubber coordinates with middle piston ring connected in star；Middle piston slides in middle piston bush.

Lower piston mechanism includes lower piston；The top of lower piston outer wall offers air inlet/outlet, and bottom offers lower piston Annular groove；Having supported the use lower piston set with lower piston, lower piston is positioned at lower piston set, and lower piston set is positioned at lower cover three In through hole, lower piston set includes that lower piston set through hole, lower piston put screw thread, lower piston overlaps lower screw thread, lower piston collar-shaped is recessed Groove, lower piston set cushion rubber；The annular groove of lower piston end is that original pattern storehouse is imported and exported, and passes in and out original pattern storehouse for liquid.

Rope mechanism is made up of becket bridle, sampling rope, length digit plate, and one end of sampling rope is connected on rope hook, the other end Connect have becket bridle, sampling rope on be provided with length digit plate several, it is possible to read release sampling rope length, storage time take Sample rope coiling is in becket bridle.

Described sleeve pipe one, sleeve pipe two, sleeve pipe three use glass, copper, aluminum, rustless steel transparent plastic or engineering plastics.

Petroleum liquid sampling colour comparatour can select the mode of multiple installation, including: the installation in sample warehouse receipt storehouse；Sample bin With reference storehouse, or double storehouses combination installation in sample bin and original pattern storehouse；The three storehouse combinations in sample bin, reference storehouse and original pattern storehouse are installed.

The dismounting of single storehouse and combination

Sample bin, reference storehouse and these three storehouse, original pattern storehouse can individually be dismantled and combine installation,

The lower end of the lower cover arranged on bottom sample bin or reference storehouse is also respectively provided with external screw thread one and external screw thread two, External screw thread one is used for connecting funnel, and external screw thread two is used for connecting funnel connecting tube.

During sample warehouse receipt storehouse, connecting each parts of sample bin, in order to meet transferring oil tank car, nozzle releases oil sample, range estimation The needs of oil sample presentation quality, are provided with external screw thread at sample bin upper cover one, can couple with funnel, funnel and sample bin upper cover one Between sealing use cushion rubber；Funnel also is able in sample bin lower end couple with lower cover one external screw thread, takes holostrome sample or oil tank goes out Fast and easy is pinpointed during the sample of oral fluid face.

The dismounting of many storehouses and combination

Double storehouses are combined；One is that sample bin combines with reference storehouse.The lower end of sleeve pipe two is inserted lower cover one, upper end socket reference Storehouse upper cover two, insertion reference storehouse, the lower end upper cover two of sleeve pipe one, on the upper end cover of sleeve pipe one, sample bin upper cover one, uses connecting rod The through hole less on the upper cover one of sample bin of threaded upper ends couple with screw rod and screw；Again stopper rod control system is passed through sample Product storehouse upper cover one, makes the connecting tube one of the hollow of insertion be connected with middle piston and screw rod；Two is that sample bin combines with original pattern storehouse, After sample bin couples, then by original pattern storehouse, by the threaded upper ends of funnel connecting tube and thread connection under middle piston bush；Unclamp spiral shell Bar, detachable separation sample bin and reference storehouse；Unclamp screw rod can be removed or placed into from upper piston overlaps by plug Ore-controlling Role.

Three storehouse combinations；When sample bin and reference storehouse, the combination of original pattern storehouse, sample bin couple with double storehouses combination in reference storehouse with After, then the original pattern storehouse that combination is connected, with threaded upper ends and the thread connection under middle piston bush of funnel connecting tube.

Duty (as a example by three storehouse combinations)

Top dead centre state: rope hook is hooked in hook and slot, rope hook makes plug Ore-controlling Role up, and upper piston inserts in upper piston set； Meanwhile, in the insertion of middle piston stroking upward in piston bush, in the up laminating in middle piston ring connected in star lower surface below piston bush cushion rubber, close Closing the sample export of middle piston bush, cushion rubber seals；Lower piston is descending, under the descending laminating in lower piston annular groove upper surface Above piston bush cushion rubber, the sample closing lower piston set is imported and exported, and cushion rubber seals；Now the liquid on sample bin enters Close All is imported and exported in mouth, original pattern storehouse.

Lower dead center state: rope hook is hooked in hook and slot, arrives sample position, about 10-30 centimetre of upper rope hook dramatic decrease again 10-30 centimetre.Rope hook moment loses pulling force, and after ejecting hook and slot, automatic clamping is stopped handle, and plug Ore-controlling Role departs from after rope hook because of deadweight Vertical decline, upper piston declines, and time in the descending laminating in central piston ring connected in star upper surface above piston bush cushion rubber, stops declining It is lower dead center；Meanwhile, lower piston annular groove upper surface still fit lower piston set cushion rubber above；Now, the liquid of sample bin Import is opened in sample introduction state, and meanwhile, sample bin outlet, original pattern storehouse are imported and exported in closed mode.

Parallel dotted state: rope hook is hooked on handle.Rope hook, plug Ore-controlling Role is in lower dead center state because of deadweight decline, puts During lower petroleum liquid sampling colour comparatour, the end of lower piston is first stopped by the counteracting force of bottom declining, and works as petroleum liquid Sampling colour comparatour storehouse seat end drops to parallel with the end of lower piston, is parallel dotted state；Now, lower piston annular groove Upper surface is imported and exported higher than original pattern storehouse, and cushion rubber is overlapped less than lower piston in lower piston annular groove lower surface, and 40-2 is imported and exported in original pattern storehouse Passage open, air inlet/outlet is opened simultaneously.

Parallel dotted state only at end and the lower piston of original pattern storehouse or sample bin or the end of middle piston at same level Shi Caineng realizes.

The using method of petroleum liquid sampling colour comparatour includes that point sample sampling, omnidistance sample sample, bottom samples, survey water height and takes Any one or more in sample, oil product temperature measuring, oil density mensuration and the mensuration of oil product bubble collapse time；It uses Method is as follows:

1.1 scope

With petroleum liquid sampling colour comparatour with reference to GB/T 4756 " petroleum liquid hand sample method ", standing tank, ferrum can be gathered Road tank car, road tank vehicle, boats and ships, bucket fluid sample, high the measuring of petroleum liquid container bottom water, oil product temperature measuring, oil product Density measurement, gasoline bubble extinction time measures, the inspection of elementary cell sample appearance quality, outward appearance between elementary cell sample The uniformity matching identification of color.

The petroleum liquid sampling colour comparatour that this method specifies, it is possible to for being similar to the petrochemicals of petroleum liquid Sampling, container bottom water high measure, temperature measuring, density measurement, the visual inspection identification of presentation quality.

The using method of petroleum liquid sampling colour comparatour includes that point sample sampling method, holostrome sample sampling method and bottom sample take Quadrat method；

1.2 point sample samplings

Open sample bin import.Backspin lock tube keeps hook and slot unimpeded.Upper rotation sample speed lid, to top, makes the speed of sample introduction Greatly.Rope hook inserts hook and slot, and rope hook makes plug Ore-controlling Role vertical ascent to top dead centre.Petroleum liquid is sampled colour comparatour to bearing Carefully at the uniform velocity putting into trapped fuel container, when sample bin import, to arrive required liquid deep, within 0.5 second on rope hook about 15cm decline again About 15cm, makes petroleum liquid sample colour comparatour instantaneous weight loss, and rope hook is ejected hook and slot and hooks handle, and plug Ore-controlling Role is because of deadweight Decline and open sample bin import, until entering full sample.

Oil product in trapped fuel container, washing petroleum liquid sampling colour comparatour and sample bottle is taked to accord with to cleannes as stated above Close after requiring, then press spotting methods sampling, prepare reference sample.

1.3 holostrome sample samplings

The most suitably regulation sample speed lid, can reduce sample bin inducer flow area, extends sample injection time, meets and takes holostrome sample Time requirement.Downward lock tube, to extreme lower position, makes hook and slot unimpeded, when opening sample bin import, it is ensured that rope hook can be from hook and slot Abjection.Take holostrome sample from bottom to up, decline petroleum liquid sampling colour comparatour with suitable average rate, to the upper position of tank bottoms water height interface Put, open sample bin import, move up and take holostrome sample, by consistent speed in the case of not pausing, promote petroleum liquid Body sampling colour comparatour returns out liquid surface.

When promoting petroleum liquid sampling colour comparatour from liquid, select its translational speed, make petroleum liquid sample colorimetric The sample bin of instrument fills 80%, but less than 90%.Careful setting-out product are in sample bottle immediately.

When regaining omnidistance petroleum liquid sampling colour comparatour from liquid, if filling less than 90%, then can be assumed that petroleum liquid Body sampling colour comparatour is during by pot liquid, and oil product has flowed into petroleum liquid sampling colour comparatour from all degree of depth.If note Full to more than 90%, then sample may be under-represented, should discard taken sample, and with promoting speed faster, or lower sample speed Lid extends sample injection time sub-sampling again.

Sample sampling bottom 1.4

Petroleum liquid sampling colour comparatour, after entering sample of working to the last minute, continues to put down, until it is vertically still on tank bottoms.The end of at Sample storehouse proposes petroleum liquid sampling colour comparatour after entering full sample.

To needing the sample of quantitative testing original pattern constituent mass, answer its leakage scenarios of close inspection, as found seepage impact During mass component ratio, this sample should be abandoned, clean up original pattern storehouse sub-sampling again.

1.5 survey the sampling of water height

1.5.1 operating procedure

Rope hook is hooked in hook and slot, raises lock tube and blocks hook and slot, stop rope hook from hook and slot abjection (with the combination of sample warehouse receipt storehouse or As a example by the petroleum liquid sampling colour comparatour that sample bin and reference storehouse are combined).

Put down petroleum liquid sampling colour comparatour to be vertically still on tank bottoms, keep rope hook relaxed state, at aqueous original pattern 2～3min are waited, after the water high balance inside and outside in original pattern storehouse is consistent, by rope hook lifting plug Ore-controlling Role after entering original pattern storehouse Close original pattern storehouse to top dead centre, drive petroleum liquid sampling colour comparatour to return to tank face.The method increase at the bottom of opposing impurity jam The ability that sample storehouse is imported and exported.

Propose petroleum liquid sampling colour comparatour and keep vertical, reading the water of sample in transparent glass container high (mm), read Accurate to 0.5 mm.With when separately joining ruler measurement water height, it is 0 mm starting point with the baseplane of petroleum liquid sampling colour comparatour lower cover three, With the lower edge height of oil water surface for the high numerical value of water.Can quantitative measurement gas station oil tank 11 mm to 55 mm by this method Water is high, and the water of stock tank 11 mm to 200 mm is high.

1.5.2 calculate

The meansigma methods high to repeat double measurement water, as the result that water in trapped fuel container is high.

1.5.3 precision

The difference that secondary repeated measure water is high should be not more than 1mm.

1.6 oil product temperature-measuring methods

With can be inserted into the sampling colour comparatour of thermometer, when oil product thermometric sample point takes full oil sample, then by measuring oil temperature Method stops 5 min, proposes sampling colour comparatour, and read volume oil temperature ga(u)ge indicating value, after record oil temperature indicating value, in sampling colour comparatour Sample carry out presentation quality visual inspection, process taken sample.The measurement knot of oil temperature is calculated by the requirement of oil metering method Really.

1.7 oil density assay methods

1.7.1 scope

By GB/T 1884 density measurement method, the density measurement to volatile petroleum products such as gasoline.

1.7.2 principle

Oil measurement sampling colour comparatour, is provided with measurement oil product temperature and the device of density, the sleeve pipe one of device, sleeve pipe two Or sleeve pipe three is when using glass tubing or transparent plastic to make.Possess during sampling and take point sample and the function of holostrome sample.Outside inspection oil product There is during appearance quality the effect of glass color comparison tube.Densimeter graduated cylinder can be worked as when measuring density.Sample is taken out in storage-transport vessel, It is the original container of sample, puts into glass density meter and thermometer can directly measure the density of sample.

The most indignant state

With oil measurement sampling colour comparatour sampling, measure the density of the volatile petroleum products such as gasoline, can be in sampling Scene or experimental determination, decrease multiple operation link affecting density, time saving and energy saving, improves the accuracy of oil metering, Meet GB/T 4756, GB/T 1884 about volatile products sampling and the following requirement of density measurement:

1 when gathering the sample of volatile oil and product, if it is necessary to will avoid the loss of light component, such as density, Vapour pressure or the mensuration of boiling range, then must not shift from sample original container, combine or cumulative sample is (see GB/T 4756 petroleum liquid Body hand sample method 7.2.3.1).

2 for reducing the loss of light component, and sample should mix in original container and closed system.Note: in open containers Mixed volatilization sample will cause light component to be lost, and density value impact recorded is (see GB/T 1884 densitometry 7.1.1).

3 when density value is to measure for bulk oil, surveys in bulk oil temperature or at bulk oil ± 3 DEG C Determine density.The error (see GB/T 1884 densitometry 7.2) of oil volume correction can be reduced.

4 GB/T 1884 densitometry 9 instruments prepare.Make densimeter graduated cylinder and densitometric temperature close to sample Temperature (see GB/T 1884 densitometry 7.2.1 and note 2 thereof).

1.7.4 oil density assay method

With oil measurement sampling colour comparatour, by oil sampling and temperature-density measurement requirement, in the sampling of trapped fuel container Point when taking full oil sample, rests on these sample point >=5 min, wait the temperature of the sampling colorimetric inside and outside oil product of appearance device identical consistent time, Propose sampling colour comparatour, screw sample speed lid, be vertically disposed on platform, take out spring from the upper piston centre bore of sampling colour comparatour Sleeve pipe, puts into gauging densimeter (when there is wind at scene, at the upper cover of sampling colour comparatour, transparent hurricane globe on cover), by oil product standard GB/T 1884, GB/T 1885 determination of test method oil product temperature and the density specified.

1.8 oil product presentation quality uniformity assessments

1.8.1 visually rank is sampled

Carry petroleum liquid sampling colour comparatour, sample by cabin with batch each car, ship oil product, comparison range estimation each cabin sample and reference The presentation quality of sample in storehouse: color, clarity, water are miscellaneous, stickiness, abnormal smells from the patient etc. are the most identical unanimously.Identical consistent time, can comment Estimate the presentation quality for this batch of oil product uniform；When differing, the presentation quality that should be evaluated as this batch of oil product is uneven.

1.8.2 sample treatment

Original pattern storehouse sample treatment.Sample in original pattern storehouse, through the detection of presentation quality, needs Collection and conservation bottom sample Time, lower piston can be promoted, from original pattern storehouse import and export releasing original pattern in sample bottle, otherwise put back in the container of former trapped fuel product.

Sample shifts.Sample in sample bin and original pattern storehouse, can be respectively from the bottom setting-out mouth of petroleum liquid sampling colour comparatour Release (can not setting-out, prevent two storehouse samples from mixing mutually) simultaneously.

Reference storehouse sample treatment.After comparison each elementary cell sample, the import and export in reference storehouse pour out.Detection car and boat Unload the reference sample of front oil product presentation quality, can keep in Dark Place in reference storehouse one day, be discharged into reception tank for Determination The presentation quality of oil product.

Sample bin sample treatment.When preparing point sample, sample is individually shifted the empty sample bottle being placed on a cleaning；

When preparing Composite sample, the amount determining ratio is transferred in the combined sample bottle of cleaning；When preparing reference sample, treat The same batch of oil product taken is multiple elementary cell, and head takes the sample in elementary cell (with any one elementary cell in criticizing) reference storehouse Product are built airtight, as the standard sample of the reference such as color, clarity.

To representational sample, should preserve and inspection by regulation approved sample.To uneven oil product, should be according to uneven oil The regulation sampling of product sampling method and inspection.Gather non-homogeneous fluid sample with the sampling method of uniform liquid and can directly affect sample The representativeness of product.

1.9 oil product bubble collapse chronometries

1.9.1 scope

This method can be used for motor petrol, vehicle-use alcohol gasoline, vehicle-use alcohol gasoline blending component oil, aviation gasoline bubble The mensuration of extinction time, is particularly suited for the mensuration of gas station's gasoline bubble extinction time.

1.9.2 meaning

Meeting the normal gasoline of existing quality standard, the extinction time of bubble is general all at about 2 to 3 seconds, works as gasoline When quality is contaminated, goes bad, viscosity colloid increases, the extinction time of its bubble can extend significantly.Gasoline bubble collapse Time, increasing by 1 second than same kind specification gasoline, usual gum level is the most defective, can affect petrolic normal work Make.This feature is applied to the quality examination at last critical point before gas station sells oil, for preventing the oil product of accident hazard from setting off, Guarantee oil product safe operation, have important meaning.

1.9.3 equipment

Petroleum liquid sampling colour comparatour, transparent glass tube interior diameter 45mm ± 2mm, or transparent glass tube interior diameter 60mm ± 2mm, clear glass goods, transparent glass container, bubble collapse time detector.

Timer: stopwatch, minimum division value 0.01 second.

1.9.4 sampling

To oil sampling in the trapped fuel container of needs detection, after presentation quality checks, half in sample bin, will be released Sample, at keeping sample liquid level to sample bin 1/2 height groove, for measuring the extinction time of bubble.

1.9.5 the mensuration of bubble collapse time

1 prepares.Place beyond one meter of gasoline cistern tank mouth, portable petroleum liquid sampling colour comparatour sample liquid level with Lower part, keeps its axial line vertical.

2 measure., position height vertical at holding portable petroleum liquid sampling colour comparatour is constant, by level The amplitude of the most about 10 centimetres, shakes with the micro-power of the equilibrium of push-and-pull reciprocation type, comes and goes shake every time and is once, with about 1.5 seconds Shake the speed shake of five times altogether, while the 5th shake terminates, start manual time-keeping, note observing sample liquid level bubble Extinction time, when last bubble collapse of sample liquid level, stop stopwatch immediately, read accurate to 0.01 second, record bubble produces Raw to the time disappeared.

3 calculate.Replication five times, with the arithmetic mean of instantaneous value of the extinction time of five bubbles, as sample bubble collapse The measurement result of time.

4 precision.Same operator, with same sample under identical temperature conditions, two results of replication it Difference, not should be greater than 0.20 second.

5 reports.The measurement result of gasoline bubble extinction time, retains two decimals.Take two results of replication Arithmetic mean of instantaneous value, as the bubble collapse time of sample.

Compared with the sampling equipment currently used with on market, this utility model has the advantage that

1, the speed scalable of sample introduction.It is equipped with sample speed lid, sample introduction speed can be regulated, remain turned-off sealed sample storehouse Import and export, it is adaptable to taking holostrome sample from bottom to up, the scope of sampling is wide.

2, it is equipped with lock tube and controls the opening and closing of hook and slot, use flexibly.

3, it is equipped with coaxial setting-out mouth.Sample bin and the sample in original pattern storehouse, can shift discharge simultaneously or turn the most respectively Move discharge；Sample bin setting-out passage is the axle center hole setting-out mouth of middle pistion recess, funnel connecting tube, lower piston；Original pattern storehouse sample Access way be original pattern storehouse import and export, the outer wall end groove port of lower piston.

4, the length scale division value of amount water height chi is 1mm/ indexing or 0.5mm/ indexing, the high indicating value of readable water intaking, measures water height chi Relevant parameter intuitive and convenient can be read in connecting rod.

5, the soft rustless steel of a diameter of 0.5 ~ 2mm of rustless steel rope mechanism, every 0.5m or the length separation of needs, is equipped with The length digit plate of one flat ellipse soft metal, reads setting-out degree of depth intuitive and convenient.

6, the becket bridle cylindrical of rope mechanism is equipped with groove, and stainless steel silk rope mechanism is looped around in the groove of becket bridle, uses Time folding and unfolding simple, not oil suction, the most perverse hands, be not wound around, volume is little, lightweight, sampling fixed point accurately.

7, the plug upper, middle and lower portion coaxial package cylinder upper piston of Ore-controlling Role, middle piston, lower piston, the outer ring surface of piston It is slidably matched with the inner ring surface coaxial line of piston bush.During sampling, fill in the up pulling force being dependent on rope mechanism upwards of Ore-controlling Role, under Utilize during row plug Ore-controlling Role from gravity, rely on the counteracting force of sampled container bottom when parallel, use simple.

8, in the outer ring surface of upper piston can be inserted into upper piston set, the effect closing sample bin import is acted.

9, middle piston bush apertured exports as sample bin, and the middle and lower part of middle piston sets annular groove, and groove, hole are relatively with high Time, the outlet of sample bin is open-minded, and the lower inner wall of middle piston bush sets annular groove and installs rubber sealing and location, lower piston set with The structural principle of middle piston bush is similar.

10, the lower inner wall of lower piston set sets annular groove and installs rubber sealing and location, and cushion rubber top is plug Ore-controlling Role Descending lower dead center locating surface, cushion rubber bottom is the top dead centre locating surface that plug Ore-controlling Role is up；The outer wall end of lower piston sets ring Connected in star, groove is suitable for reading is lower dead center with the plug descending cushion rubber top that fits to of Ore-controlling Role, and groove end opening is with the plug up patch of Ore-controlling Role Closing to cushion rubber bottom is top dead centre.

11, petroleum liquid sampling colour comparatour sample bin, reference storehouse, original pattern storehouse are set, each elementary cell take point sample or Holostrome sample, bottom sample, survey water height, measurement oil temperature, measurement density, the presentation quality of comparison range estimation sample, mensuration oil product bubble disappear Between missing the season, can a step complete, accurately, efficiently.

12, it is covered with funnel on sample bin, the oil product of transferring oil tank car, fuel charger can be accessed, visual inspection oil product Presentation quality；By funnel and sample bin lower cover thread connection, fixed point fast and easy when taking holostrome sample or tank outlet liquid level sample.

Accompanying drawing explanation

Below with reference to accompanying drawing, the utility model is described in further detail

Fig. 1 is structural representation (sample bin, reference storehouse and the original pattern storehouse three of this utility model petroleum liquid sampling colour comparatour Storehouse is combined, and sample bin top connects funnel, and inserts thermometer).

Fig. 2 is that this utility model petroleum liquid sampling colour comparatour installs transparent hurricane globe and lower end, reference storehouse on upper cover one Connect structural representation when having funnel (the double storehouse of sample bin and reference storehouse is combined, and inserts thermometer and densimeter).

Fig. 3 is structural representation (sample bin and the combination of reference storehouse, the reference of this utility model petroleum liquid sampling colour comparatour Lower end, storehouse connects funnel, and inserts thermometer).

Fig. 4 is that in this utility model petroleum liquid sampling colour comparatour, sample bin connects structural representation when having funnel in upper end Figure.

When Fig. 5 is that in this utility model petroleum liquid sampling colour comparatour, reference storehouse and sample bin tail end link together Structural representation.

Fig. 6 is the structural representation in original pattern storehouse in this utility model petroleum liquid sampling colour comparatour.

Fig. 7 is to fill in upper piston, middle piston and the lower piston in Ore-controlling Role in this utility model petroleum liquid sampling colour comparatour Structural representation when linking together.

Fig. 8 is that in this utility model petroleum liquid sampling colour comparatour, thermometer boss, thermometer socket are inserting upper piston Structural representation during central point and between upper piston.

Fig. 9 is the sectional structure schematic diagram of upper cover one in this utility model petroleum liquid sampling colour comparatour.

Figure 10 is the sectional structure schematic diagram of lower cover one in this utility model petroleum liquid sampling colour comparatour.

Detailed description of the invention

Understanding referring to figs. 1 through Figure 10, this utility model petroleum liquid sampling colour comparatour is by containment system, plug Ore-controlling Role and rope Rope mechanism forms；

Described containment system includes: sample bin, reference storehouse and original pattern storehouse, be followed successively by from top to bottom sample bin, reference storehouse and Original pattern storehouse, forms three storehouse combinations, passes through thread connection between three storehouses；Or sample bin and reference storehouse, reference storehouse is inserted and is connected on sample The bottom in product storehouse, forms double storehouses combination in sample bin and reference storehouse；Or double storehouses combination in sample bin and original pattern storehouse, in reference storehouse Lower section connects original pattern storehouse, passes through thread connection between two storehouses；Or sample warehouse receipt storehouse is only set, sample bin lower cover sets external screw thread, Can couple with funnel 2-1.

Seeing Fig. 1-Fig. 5 and Fig. 9-Figure 10 to understand, sample bin includes handle 1, upper cover 1, sleeve pipe 1, gusset piece one 4, connecting tube 1, lower cover 1, cushion rubber 1；Described sleeve pipe 1 is hollow and the parallel long tube of upper lower section, at sleeve pipe 1 Upper section and lower section be separately installed with upper cover 1 and lower cover 1, be lined with between upper cover 1, lower cover 1 and sleeve pipe 1 Rubber sealing 1, upper cover 1 and lower cover 1 are provided with through hole, and through hole includes the upper piston set being positioned at upper cover one center 2-4 and upper piston overlap two through holes that 2-4 edge is less, and it is internal that through hole is positioned at sleeve pipe 1, pacify between upper cover 1 and lower cover 1 Connecting tube 1 equipped with hollow；Connecting tube 1 is linked together by inside and outside two casing threads and forms, the lower end of connecting tube 1 It is connected with connecting rod one 7-3 by gusset piece 1；The upper end of connecting tube 1 is connected with connecting rod two 2-5；Connecting tube 1 tail end Stretching into the inner chamber of siphunculus 7-3, the lower section of connecting tube 1 is provided with extended end, installs screw rod 41 at extended end；Lower cover 1 with The sample bin outlet 7-2 for going out liquid is offered between the inwall of middle piston bush 7-1；Offer for feed liquor on upper cover 1 Sample bin import 2-3, sample bin import 2-3 run through upper piston set 2-4, and upper cover 1 outer wall sets screw thread 2-6 and couples with funnel 2-1, O-ring seal one 2-2 it is provided with between upper cover 1 and funnel 2-1；Screw rod 2-8, the top of screw rod 2-8 it is inserted with in less through hole Stretching into connecting rod three 10-1, the lower end of connecting rod three 10-1 is connected in lower cover 1.

Upper surface at upper cover 1 is provided with suspension bracket, and suspension bracket is movably installed with handle 1.

Transparent hurricane globe 13-1 can be placed on upper cover 1.

Seeing Fig. 1-Fig. 3 and Fig. 5 to understand, reference storehouse includes upper cover 2 10, connecting rod 10-1, highly groove 10-3, set Pipe 2 11, connecting tube 2 12, lower cover 1, cushion rubber 17, thermometer socket 16, thermometer boss 18, thermometer 18-1；Highly carve Line 10-3 is shown as the 1/2 of sample bin height.

Described sleeve pipe 2 11 is hollow and the parallel long tube of upper lower section, and the upper section at sleeve pipe 2 11 divides with lower section Not being provided with upper cover 2 10 and lower cover 1, upper cover 2 10 and lower cover 1 are provided with through hole, through hole is positioned at sleeve pipe 2 11 Portion, the circle centre position being positioned at lower cover 1 in through hole is provided with the connecting tube 2 12 of hollow；Connecting tube 1 it is cased with in connecting tube 2 12； Connecting rod 10-1 upper end sets screw thread and is connected with upper cover 1；Upper cover 2 10 is provided with opening 10-2, upper piston 32-1 is provided with Thermometer socket 16, thermometer socket 16 has the thermometer socket cushion rubber 17 for sealing, thermometer socket 16 is provided with Thermometer boss 18, thermometer socket 16 and thermometer boss 18 are the through hole of concentric, and thermometer boss 18 is inserted into temperature Meter 18-1.

Seeing Fig. 1-Fig. 3 and Fig. 6 to understand, original pattern storehouse includes upper cover 3 19, sleeve pipe 3 20, connecting tube three 21-2, funnel 23-1, lower piston set 23-5 are imported and exported in connecting tube 21-1, platen 3 22, lower cover 3 23, cushion rubber 3 24, cushion rubber 4 25, original pattern storehouse；

Described sleeve pipe 3 20 is hollow and the parallel long tube of upper lower section, and the upper section at sleeve pipe 3 20 divides with lower section Upper cover 3 19 and lower cover 3 23 are not installed, between upper cover 3 19, lower cover 3 23 and sleeve pipe 3 20, are lined with cushion rubber 3 24 respectively Sealing, upper cover 3 19 and lower cover 3 23 are provided with through hole, it is internal that through hole is positioned at sleeve pipe 3 20, upper cover 3 19 and lower cover 3 23 Between connecting tube three 21-2 of hollow is installed；Female thread, the lower section of upper cover 3 19, connection is set at connecting tube three 21-2 tail end siphunculus The epimere of adapter three 21-2 is provided with platen 3 22, and the tail end female thread of connecting tube three 21-2 and lower piston put thread connection, It is that original pattern storehouse is imported and exported that the middle part of lower piston set 23-5 is provided with opening 23-1, opening 23-1, under lower piston set 23-5 inwall Portion sets groove 23-4 for installing cushion rubber 4 25；

The amount of being provided with water height gauge 28 between the inside in original pattern storehouse, upper cover 3 19 and lower cover 3 23.

See Fig. 1-Fig. 7 understand, described plug Ore-controlling Role include rope hook controlling organization 29, connecting tube 1, sample speed lid 31, on Piston mechanism 32, middle piston mechanism 33, lower piston mechanism 40.

Being connected above disk 30 in connecting tube 1, disk is round-meshed disk, and disk 30 connects connecting rod 2- 5, connecting rod 2-5 upper end connects upper piston mechanism 32, and the lower end of disk 30 connects screw rod 41 by screw, and screw rod 41 passes through spiral shell Bolt 33-3 is connected with middle piston mechanism 33, offers slotted eye 40-2 on the top of lower piston mechanism 40, and slotted eye 40-2's It is arranged above necking segment, the pallet 40-6 being provided above lower piston mechanism 40 of necking segment.

Rope hook controlling organization 29 is by rope hook 29-1, pipe cap 29-2, spring 29-3, pogo barrel 29-4, push rod 29-5, lock tube 29-6 forms；Hook and slot 29-7 that the middle part of pogo barrel 29-4 has axial section to be hooklike aperture；Pogo barrel 29-4 upper end is pacified Intracavity equipped with pipe cap 29-2, pogo barrel 29-4 heads on the inwall of pipe cap 29-2 equipped with spring 29-3, one end of spring 29-3, The other end pushes K shape push rod 29-5；Under lock open state, rope hook 29-1 enters hook and slot 29-7, is stuck in the middle part of K shape push rod, spring Sleeve pipe 29-4 lower end arranges external screw thread, and the bottom of pogo barrel 29-4 opening 29-7 is provided with lock tube 29-6, in upper piston 32-1 The top of heart point is provided with sample speed lid 31, and sample speed lid 31 is screwed spiral cover, and sample speed lid 31 can be by rotating regulation height Degree, forming a difference in height by liquid-inlet 9 and the sample speed lid 31 arranged on the upper cover 1 on sample bin is the space of H, logical Overregulate sample speed lid 31 to regulate the height of height difference H, and then regulation sample introduction speed；Screw sample speed lid, can keep upper piston, Middle piston is in top dead centre state, the import and export that airtight sample bin is upper and lower.

Seeing Fig. 1-Fig. 5 and Fig. 7 to understand, plug Ore-controlling Role is disposed with upper piston mechanism along same axle center from top to bottom 32, middle piston mechanism 33 and lower piston mechanism 40.

Upper piston mechanism in plug Ore-controlling Role, middle piston mechanism, lower piston mechanism are enclosed within sample bin, reference storehouse and original pattern storehouse Inside sliding axially, sliding stroke has top dead centre state, lower dead center state, three kinds of duties of parallel dotted state；Plug Ore-controlling Role control Sample bin processed and the import and export in original pattern storehouse, the liquid in-out of reference Hatch Opening and aerofluxus are through sample bin import 2-3；Plug Ore-controlling Role is respectively With the upper cover one in sample bin, the upper cover 3 19 in original pattern storehouse is provided with air inlet/outlet one 40-2.

Upper piston mechanism 32 includes upper piston 32-1, upper piston 32-1, the external diameter of disk 30 overlaps 2-4 hole less than upper piston Internal diameter, upper piston 32-1 up insertion upper piston set 2-4 is closure state, plays the effect of sealed sample storehouse import；Upper piston It is provided with through hole dress thermometer socket 16；Upper piston center sets through hole 32-2 and can be connected with pogo barrel 29-4, insert at thermometer The sleeve pipe 18 arranged in seat 16 is inserted into thermometer 18-1 or densimeter 13.

Middle piston mechanism 33 includes that middle piston 33-1, middle piston bush 7-1 support the use with middle piston 33-1, middle piston 33-1 It is positioned at piston bush 7-1, middle piston 33-1 and includes bolt 33-3, screw rod 41；

Inside the middle piston bush 7-1 that middle piston mechanism is positioned in sample bin, middle piston bush 7-1 is additionally provided with sample bin Outlet 7-2, middle piston 33-1 are combined by bolt 33-3, in the center of middle piston from up to by upper and lower two piston blocks Lower connection has screw rod 41, piston ring connected in star 33-5 in the middle part of middle piston 33-1 is provided with；Arrange in middle piston bush 7-1 The middle piston bush cushion rubber 32-2 sealed, middle piston bush cushion rubber 32-2 is had to coordinate with middle piston ring connected in star 33-5；Middle work Plug 33-1 slides in middle piston bush 7-1.

Lower piston mechanism 40 includes lower piston；The top of lower piston 40-1 outer wall offers air inlet/outlet 40-2, and bottom is opened It is provided with lower piston annular groove 40-4；Support the use lower piston set 23-5, lower piston 40-1 with lower piston 40-1 and be positioned at lower work In plug sleeve 23-5, lower piston set 23-5 is positioned at the through hole of lower cover 3 23, lower piston set 23-5 include lower piston set through hole 23-1, Lower piston puts screw thread 23-3, the lower screw thread 23-2 of lower piston set, lower piston collar-shaped groove 23-4, lower piston set cushion rubber 25；Under The annular groove 40-4 of piston 40-1 end is that original pattern storehouse is imported and exported, and passes in and out original pattern storehouse for liquid.

Rope mechanism is made up of becket bridle 37, sampling rope 38, length digit plate 39, and one end of sampling rope 38 is connected to rope hook On 29-1, the other end connect have becket bridle 37, sampling rope 38 on be provided with length digit plate 39 several, it is possible to read release sampling The length of rope, when storage, sampling rope 38 coiling are in becket bridle 37.

Described sleeve pipe 1, sleeve pipe 2 11, sleeve pipe 3 20 employing glass, copper, aluminum, rustless steel transparent plastic or engineering plastic Material.

The dismounting of single storehouse and combination

The lower end of the lower cover 7 arranged on bottom sample bin or reference storehouse is also respectively provided with external screw thread one 7-7 and outer spiral shell Stricture of vagina two 7-5, external screw thread one 7-7 are used for connecting funnel 2-1, external screw thread two 7-5 and are used for connecting funnel connecting tube 21-1.

During sample warehouse receipt storehouse, connecting each parts of sample bin, in order to meet transferring oil tank car, nozzle releases oil sample, range estimation The needs of oil sample presentation quality, are provided with external screw thread 2-6 at sample bin upper cover 1, can couple with funnel 2-1, funnel 2-1 and sample Sealing between product storehouse upper cover 1 uses cushion rubber 2-2；Funnel 2-1 also is able in sample bin lower end join with lower cover 1 external screw thread Connect, fixed point fast and easy when taking holostrome sample or tank outlet liquid level sample.

The dismounting of many storehouses and combination

Double storehouses are combined；One is that sample bin combines with reference storehouse.The lower end of sleeve pipe 2 11 is inserted lower cover 1, and upper end is socketed Reference storehouse upper cover 2 10, reference storehouse upper cover 2 10, sample bin upper cover on the upper end cover of sleeve pipe 1 are inserted in the lower end of sleeve pipe 1 One 2, couple with screw rod 2-8 with the through hole less on the upper cover one of sample bin of the threaded upper ends of connecting rod 10-1 and screw；Again By stopper rod control system by sample bin upper cover 1, the connecting tube 1 of the hollow of insertion is made to connect with middle piston 33 and screw rod 41 Connect；Two is sample bin and original pattern storehouse is combined, after sample bin couples, then by original pattern storehouse, and upper by funnel connecting tube 21-1 End screw thread couples with screw thread 7-5 under middle piston bush；Unclamp screw rod 2-8, detachable separation sample bin and reference storehouse；Unclamp screw rod 41 Plug Ore-controlling Role can be removed or placed into from upper piston set 2-4.

Three storehouse combinations；When sample bin and reference storehouse, the combination of original pattern storehouse, sample bin couple with double storehouses combination in reference storehouse with After, then the original pattern storehouse that combination is connected, couple with screw thread 7-5 under middle piston bush with the threaded upper ends of funnel connecting tube 21-1.

Duty (as a example by three storehouse combinations)

Top dead centre state: rope hook is hooked in hook and slot, rope hook makes plug Ore-controlling Role up, and upper piston inserts in upper piston set； Meanwhile, in the insertion of middle piston stroking upward in piston bush, in the up laminating in middle piston ring connected in star lower surface below piston bush cushion rubber, close Closing the sample export of middle piston bush, cushion rubber seals；Lower piston is descending, under the descending laminating in lower piston annular groove upper surface Above piston bush cushion rubber, the sample closing lower piston set is imported and exported, and cushion rubber seals；The now liquid-inlet on sample bin 9,40-2 Close All is imported and exported in original pattern storehouse.

Lower dead center state: rope hook is hooked in hook and slot, arrives sample position, about 10-30 centimetre of upper rope hook dramatic decrease again 10-30 centimetre.Rope hook moment loses pulling force, and after ejecting hook and slot, automatic clamping is stopped handle, and plug Ore-controlling Role departs from after rope hook because of deadweight Vertical decline, upper piston declines, and time in the descending laminating in central piston ring connected in star upper surface above piston bush cushion rubber, stops declining It is lower dead center；Meanwhile, lower piston annular groove upper surface still fit lower piston set cushion rubber above；Now, the liquid of sample bin Import 9 is opened in sample introduction state, and meanwhile, sample bin outlet 7-2, original pattern storehouse import and export 40-2 are closed mode.

1.2 scope

1.2 point sample samplings

1.3 holostrome sample samplings

Sample sampling bottom 1.4

1.5 survey the sampling of water height

1.5.1 operating procedure

1.5.2 calculate

1.5.3 precision

1.6 oil product temperature-measuring methods

1.7 oil density assay methods

1.7.1 scope

1.7.2 principle

The most indignant state

1.7.4 oil density assay method

1.8 oil product presentation quality uniformity assessments

1.8.1 visually rank is sampled

1.8.2 sample treatment

1.9 oil product bubble collapse chronometries

1.9.1 scope

1.9.2 meaning

1.9.3 equipment

Timer: stopwatch, minimum division value 0.01 second.

1.9.4 sampling

1.9.5 the mensuration of bubble collapse time

Claims

1. a petroleum liquid sampling colour comparatour, it is characterised in that: it is made up of containment system, plug Ore-controlling Role and rope mechanism；

Be inserted with plug Ore-controlling Role in the inside of containment system, plug Ore-controlling Role runs through containment system, and connecting on the top of plug Ore-controlling Role has Rope mechanism；

Described containment system includes: sample bin, reference storehouse and original pattern storehouse, is followed successively by sample bin, reference storehouse and original pattern from top to bottom Storehouse, forms three storehouse combinations, passes through thread connection between three storehouses；Or sample bin and reference storehouse, reference storehouse is inserted and is connected on sample bin Bottom, the double storehouses forming sample bin and reference storehouse are combined；Or double storehouses combination in sample bin and original pattern storehouse, in the lower section in reference storehouse Connect and have original pattern storehouse, between two storehouses, pass through thread connection；Or sample warehouse receipt storehouse is only set, sample bin lower cover sets external screw thread, it is possible to Couple with funnel；

Sample bin includes handle, upper cover one, sleeve pipe one, gusset piece one, connecting tube one, lower cover one, cushion rubber one；Described sleeve pipe one For the long tube that hollow and upper lower section are parallel, upper section and lower section at sleeve pipe one are separately installed with upper cover one and lower cover one, Between upper cover one, lower cover one and sleeve pipe one, it is lined with rubber sealing one, upper cover one and lower cover one are provided with through hole, through hole bag Including two through holes that the upper piston set being positioned at upper cover one center is less with upper piston set edge, it is internal that through hole is positioned at sleeve pipe one, The connecting tube one of hollow is installed between upper cover one and lower cover one；Connecting tube one is linked together group by inside and outside two casing threads Becoming, the lower end of connecting tube one is connected with connecting rod one by gusset piece one；The upper end of connecting tube one is connected with connecting rod two；Couple Pipe one tail end stretches into the inner chamber of siphunculus, and the lower section of connecting tube one is provided with extended end, installs screw rod at extended end；Lower cover one with The sample bin outlet for going out liquid is offered between the inwall of middle piston bush；Offer the sample bin for feed liquor on upper cover one to enter Mouth, sample bin import run through upper piston set, and upper cover one outer wall sets screw thread and couples with funnel, is provided with sealing between upper cover one and funnel Cushion rubber one；Being inserted with screw rod in less through hole, connecting rod three is stretched on the top of screw rod, and the lower end of connecting rod three is connected to lower cover In one；

Reference storehouse include upper cover two, connecting rod, highly groove, sleeve pipe two, connecting tube two, lower cover one, cushion rubber, thermometer socket, Thermometer boss, thermometer；Highly groove is shown as the 1/2 of sample bin height；

Described sleeve pipe two is hollow and the parallel long tube of upper lower section, and the upper section at sleeve pipe two is separately installed with lower section Upper cover two and lower cover one, upper cover two and lower cover one are provided with through hole, and it is internal that through hole is positioned at sleeve pipe two, is positioned at lower cover in through hole The circle centre position of one is provided with the connecting tube two of hollow；Connecting tube one it is cased with in connecting tube two；Connecting rod upper end sets screw thread and upper cover One connects；Upper cover two is provided with opening, upper piston is provided with thermometer socket, thermometer socket has the temperature for sealing Degree meter socket cushion rubber, it is the logical of concentric that thermometer socket is provided with thermometer boss, thermometer socket and thermometer boss Hole, thermometer boss is inserted into thermometer；

Original pattern storehouse include upper cover three, sleeve pipe three, connecting tube three, funnel connecting tube, platen three, lower cover three, cushion rubber three, cushion rubber four, Original pattern storehouse is imported and exported, lower piston set；

Described sleeve pipe three is hollow and the parallel long tube of upper lower section, and the upper section at sleeve pipe three is separately installed with lower section Upper cover three and lower cover three, be lined with cushion rubber three sealing, on upper cover three and lower cover three between upper cover three, lower cover three and sleeve pipe three respectively Being provided with through hole, it is internal that through hole is positioned at sleeve pipe three, is provided with the connecting tube three of hollow between upper cover three and lower cover three；Coupling Pipe three tail end siphunculus sets female thread, the lower section of upper cover three, and the epimere of connecting tube three is provided with platen three, in the tail end of connecting tube three Screw thread and lower piston put thread connection, and the middle part of lower piston set is provided with opening, and opening is that original pattern storehouse is imported and exported, at lower piston set The bottom of inwall sets groove for installing cushion rubber four；

Described plug Ore-controlling Role includes rope hook controlling organization, connecting tube one, sample speed lid, upper piston mechanism, middle piston mechanism, lower piston Mechanism；

At the disk that is connected above of connecting tube one, disk is round-meshed disk, and disk connects connecting rod, connecting rod upper end Connecting and have upper piston mechanism, the lower end of disk connects screw rod by screw, and screw rod is connected with middle piston mechanism by bolt, under The top of piston mechanism offers slotted eye, and in the necking segment that is arranged above of slotted eye, under being provided above of necking segment The pallet of piston mechanism；

Rope hook controlling organization is made up of rope hook, pipe cap, spring, pogo barrel, push rod, lock tube；The middle part of pogo barrel has axially Section is the hook and slot of hooklike aperture；Pogo barrel upper end be provided with pipe cap, pogo barrel intracavity equipped with spring, the one of spring End heads on the inwall of pipe cap, and the other end pushes K shape push rod；Under lock open state, rope hook enters hook and slot, is stuck in the middle part of K shape push rod, Pogo barrel lower end arranges external screw thread, and the bottom of pogo barrel opening is provided with lock tube, is provided with on the top of upper piston central point Sample speed lid, sample speed lid is screwed spiral cover, and sample speed lid can be by rotating regulation height, by the upper cover one on sample bin It is the space of H that the liquid-inlet of upper setting becomes a difference in height with sample speed cap-shaped, regulates height difference H by regulation sample speed lid Highly, so regulation sample introduction speed；Screw sample speed lid, upper piston, middle piston can be kept to be in top dead centre state, airtight sample The import and export that storehouse is upper and lower；

Plug Ore-controlling Role is disposed with upper piston mechanism, middle piston mechanism and lower piston mechanism from top to bottom along same axle center；

Upper piston mechanism in plug Ore-controlling Role, middle piston mechanism, lower piston mechanism are enclosed within axle in sample bin, reference storehouse and original pattern storehouse To slip, sliding stroke has top dead centre state, lower dead center state, three kinds of duties of parallel dotted state；Plug Ore-controlling Role controls sample Product storehouse and the import and export in original pattern storehouse, the liquid in-out of reference Hatch Opening and aerofluxus are through sample bin import；Plug Ore-controlling Role respectively with sample Upper cover one in storehouse, the upper cover three in original pattern storehouse is provided with air inlet/outlet one；

Upper piston mechanism includes that upper piston, upper piston, the external diameter of disk are slightly less than the internal diameter of upper piston trepanning, and upper piston is up to be inserted Entering upper piston set is closure state, plays the effect of sealed sample storehouse import；Upper piston is provided with through hole dress thermometer socket；Upper work Plug center set through hole can be connected with pogo barrel, in thermometer socket arrange sleeve pipe be inserted into thermometer or densimeter；

Middle piston mechanism includes that middle piston, middle piston bush support the use with middle piston, and middle piston is positioned at middle piston bush, middle piston Including bolt, screw rod；

Inside the middle piston bush that middle piston mechanism is positioned in sample bin, middle piston bush is additionally provided with sample bin outlet, middle work Plug is formed by bolt combination by upper and lower two piston blocks, and connecting from top to bottom in the center of middle piston has screw rod, in middle work The middle part of plug is provided with middle piston ring connected in star；The middle piston bush cushion rubber sealed, middle work it is provided with in middle piston bush Plug sleeve cushion rubber coordinates with middle piston ring connected in star；Middle piston slides in middle piston bush；

Lower piston mechanism includes lower piston；The top of lower piston outer wall offers air inlet/outlet, and bottom offers lower piston annular Groove；Having supported the use lower piston set with lower piston, lower piston is positioned at lower piston set, and lower piston set is positioned at the through hole of lower cover three In, lower piston set include lower piston set through hole, lower piston put screw thread, the lower screw thread of lower piston set, lower piston collar-shaped groove, under Piston bush cushion rubber；The annular groove of lower piston end is that original pattern storehouse is imported and exported, and passes in and out original pattern storehouse for liquid；

Rope mechanism is made up of becket bridle, sampling rope, length digit plate, and one end of sampling rope is connected on rope hook, and the other end connects Have becket bridle, sampling rope on be provided with length digit plate several, it is possible to read release sampling rope length, storage time sampling rope Coiling is in becket bridle.

Petroleum liquid the most according to claim 1 sampling colour comparatour, it is characterised in that: the upper surface at upper cover one is provided with Suspension bracket, suspension bracket is movably installed with handle.

Petroleum liquid the most according to claim 1 sampling colour comparatour, it is characterised in that: can place transparent anti-on upper cover one Fan housing.

Petroleum liquid the most according to claim 1 sampling colour comparatour, it is characterised in that: in the inside in original pattern storehouse, upper cover three And the amount of being provided with water height gauge between lower cover three.

Petroleum liquid the most according to claim 1 sampling colour comparatour, it is characterised in that: described sleeve pipe one, sleeve pipe two, set Pipe three uses glass, copper, aluminum, rustless steel transparent plastic or engineering plastics.