CN203877237U - Raw oil storage tank - Google Patents
Raw oil storage tank Download PDFInfo
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- CN203877237U CN203877237U CN201420267388.7U CN201420267388U CN203877237U CN 203877237 U CN203877237 U CN 203877237U CN 201420267388 U CN201420267388 U CN 201420267388U CN 203877237 U CN203877237 U CN 203877237U
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- storage tank
- oil storage
- feed oil
- tubular filter
- filter
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Abstract
The utility model discloses a raw oil storage tank. The storage tank comprises a tank body which comprises a cylindrical barrel, an upper seal head and a lower seal head. An injection port is formed in the center of the upper seal head; a tubular filter is vertically arranged under the lower seal head and comprises a cylindrical shell, a bottom cover and a tubular filter element, the tubular filter is communicated with the tank body through a round hole formed in the lower seal head, a sewage draining port is formed in the bottom of the tubular filter, and an oil outlet is formed in the lower portion of the tubular filter. The storage tank can filter and collect mechanical impurities and sediment and discharge the mechanical impurities and the sediment on line without disturbing normal operation of downstream equipment. The raw oil storage tank has the advantages of being long in operation cycle, simple in structure, convenient to maintain and the like.
Description
Technical field
The utility model relates to a kind of feed oil storage tank, especially a kind of storage tank that is applicable to the unstable easy generation colloid of storage properties and sedimentary inferior feedstock oil.
Background technology
At present, the setting of heavy-oil hydrogenation experimental set-up feed system is normally installed minifilters additional between stock tank and feedstock pump, but in practical application, the impurity that minifilters is very easily carried secretly by feed oil and generation sediment stop up, cycle of run is very short, need frequent disassembly, cleaning, dismantle in addition and the heat-insulation layer that restores outside minifilters is also an inconvenience.
Adopted some innovative approachs based on some device of above difficulty, for example, the heavy oil hydrogenation equipment of introducing from Xytel company does not just arrange minifilters, but adopts the mode of dump tank side discharging to reduce impurity and sediment to enter the probability of feedstock pump.Some heavy-oil hydrogenation experimental set-up has directly been removed minifilters, prevents that by prior filtration feed oil method impurity from entering downstream flow process.
But these measures are all fully up to expectations not, still often occur that mechanical admixture enters the gangway failure of check valve problem that feedstock pump gangway check valve causes, and sediment deposits in the check valve of gangway and causes that measuring pump discharge capacity reduces, degradation problem under measuring accuracy.The reason that produces these problems is that these improvement can not be removed the impurity being retained in dump tank and transport the impurity falling in process, also cannot remove the impurity falling in the sediment that generates in storage process and various can opening operating process, adopt in addition side discharging measure also can reduce the effective volume of dump tank.
Utility model content
In order fundamentally to prevent from that mechanical admixture and sediment from entering hard-packed measuring pump, overcome installing additional difficult in maintenance that minifilters causes between stock tank and measuring pump, the utility model provides a kind of improved feed oil storage tank.
The utility model solves the technical scheme that its technical matters adopts:
A kind of feed oil storage tank, it comprises tank body, tank body comprises cylindrical tube, upper cover and low head; Central authorities at upper cover arrange filler opening, and tubular filter is set below low head; The isometrical circular hole that tubular filter is offered by low head communicates with tank body, wherein sets out hydraulic fluid port in the described bottom at tubular filter, in the bottom of tubular filter, sewage draining exit is set.
According to feed oil storage tank of the present utility model, described tubular filter is vertically arranged on tank body below.Tubular filter comprises cylindrical housings, bottom and tubulose filter core, and sewage draining exit operated by rotary motion is in the central authorities of bottom.Tubulose filter core and cylindrical housings coaxially arrange.Tubulose filter core comprises outside cylindrical shape load-carrying element and covers the filter screen of load-carrying element inside.The centre portion of cylindrical shape load-carrying element is uniformly distributed some circular holes, and the percent opening of cylindrical shape load-carrying element centre portion is generally more than 50%, the inwall of perforate part in the middle of filter screen closely covers.Wherein the lower edge of filter screen and the upper edge of oil outlet flush with or slightly higher than the upper edge of oil outlet.The bottom of cylindrical shape load-carrying element is sealed by bottom, thereby forms contamination depositing trough above the bottom of cylindrical shape load-carrying element and bottom.
In described tubular filter, between bottom and cylindrical housings, for removably connecting, open soon clip as adopted and connect and seal, or employing is opened soon, and flange connects and sealing.
In feed oil storage tank of the present utility model, can be for being fixedly connected with or removably connecting between described tubular filter and tank body low head.Be fixedly connected with, as can be the cylindrical housings of tubular filter be connected with low head by welding; Removably connect, as can be threaded connection or flange connect the cylindrical housings of tubular filter is connected with low head.Concrete which kind of type of attachment that adopts, can specifically determine according to the specification of feed oil storage tank.
In feed oil storage tank of the present utility model, the two ends up and down of tubulose filter core generally adopt between O type rubber ring seal ring radially or the contamination depositing trough of the tolerance fit by degree of precision respectively and on top and the bottom of cylindrical housings and form sealing, for intercepting mechanical admixture and sediment.Like this, tubulose filter core is just separated into inside and outside two chambeies by the cylindrical space of cylindrical housings and bottom formation---the exocoel of annular and circular inner chamber.Annular outer-cavity is comparatively narrow and small, can reach and reduce as far as possible the effect of feed oil at the length of the halt of exocoel; Round cavity is broad, and the large as far as possible dirty space of appearance can be provided.
In described tubular filter, the upper edge of bottom contamination depositing trough preferably has certain angle of inclination, to eliminate the dead band of oil outlet offside, to play the effect of putting liquid in clean annular outer-cavity.On contamination depositing trough along to lopsidedness, inclinations in the low side on edge should aim at oil outlet and with under oil outlet along concordant, make exocoel filtrate away from oil outlet side to oil outlet natural flow, eliminate local delay and deposit.
In described tubular filter, cylindrical housings top is uncovered structure, the internal diameter of uncovered diameter and tubulose filter core is substantially suitable, sewage draining exit is opened at bottom center, tank body, inner chamber and sewage draining exit have just formed coaxial communication form from top to bottom like this, and in tank, medium can directly be put by the sewage draining exit on bottom only.Mechanical admixture and sediment finally slip into inner chamber and accumulate in intracavity bottom at the bottom of can sedimentation being pooled to tank.Remove by periodic blow down mechanical admixture and the sediment that intracavity bottom (being contamination depositing trough) is assembled, so just can ensure that tubulose filter core is all the time in optimum Working.
The radially oil outlet of cylindrical housings bottom communicates with exocoel, pot liquid medium radially enters exocoel through the filter screen on tubulose filter core load-carrying element after entering inner chamber, finally flow out by oil outlet downstream line and the equipment of entering, and mechanical admixture and sediment are intercepted and captured by filter screen, and be slipped to the contamination depositing trough of intracavity bottom downwards along filter screen.At the bottom of tubular filter is arranged at tank, diameter and highly far exceed minifilters, the open area of tubulose filter core is also much bigger than the open area of minifilters.Therefore, under same traffic, the flow rate of liquid on tubulose filter core unit area filter screen will be much lower, even negligible, adheres to probability thereby significantly reduced mechanical admixture and sediment on filter screen, is conducive to the prolongation of filter screen Use Limitation.
In feed oil storage tank of the present utility model, above described filler opening, top cover can also be set, be detachable airtight connection between top cover and filler opening.Conventionally be also provided with valve at sewage draining exit place, in the time of unit normal run, valve is generally closed condition.
In feed oil storage tank of the present utility model, the radial seal structure that adopts clip or open soon bottom quick-opening structure, tubulose filter core that flange connects makes the Assembly &Disassembly of filter core very succinctly convenient, and be easy to processing and manufacturing, reduce costs, can be advantageously used in the transformation of old feed oil storage tank.
Compared with prior art, the beneficial effects of the utility model are:
Feed oil storage tank of the present utility model can filter and collecting mechanical impurity and sediment, and can discharge online mechanical admixture and sediment, and does not disturb upstream device normal running, thereby has the features such as cycle of run is long, simple in structure and easy to maintenance.Storage tank of the present utility model can solve the on-line filtration problem of the materials inferior such as heavy oil well, reaches the object that ensures the long-term normal operation of upstream device, thereby is specially adapted to the storage of inferior feedstock oil.
Brief description of the drawings
Fig. 1 is the structural representation of a kind of embodiment of the utility model feed oil storage tank.
Wherein, 1-cylindrical tube; 2-upper cover; 3-low head; 4-filler opening; 5-tubular filter; 6-oil outlet; 7-sewage draining exit; 8-welding; 10-top cover.
Fig. 2 is a kind of structural representation of tubular filter.
Wherein, 51-housing; 52-bottom; 53-tubulose filter core; 54-clip; 6-oil outlet; 7-sewage draining exit.
Fig. 3 is the another kind of structural representation of tubular filter.Wherein, 55-opens flange soon.
Fig. 4 is the structural representation of tubulose filter core.
This figure adopts 1/4 to analyse and observe expression, wherein, and 531-load-carrying element; 532-O type rubber ring seal ring; 533-O type rubber ring seal ring; 534-circular hole; 535-filter screen.
Fig. 5 is the structural representation of opening soon clip.
Fig. 6 is along the organigram to lopsidedness on bottom contamination depositing trough.
Fig. 7 is the structural representation of the another kind of embodiment of feed oil storage tank of the present utility model.
Wherein, 1-cylindrical tube; 2-upper cover; 3-low head; 4-filler opening; 5-tubular filter; 6-oil outlet; 7-sewage draining exit; 9-flange connects; 10-top cover.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described further.
As shown in Figure 1, a kind of feed oil storage tank of the present utility model, it comprises tank body, tank body comprises cylindrical tube 1, upper cover 2 and low head 3; In the central authorities of upper cover 2, filler opening 4 is set, tubular filter 5 is set below low head 3; The isometrical circular hole that tubular filter 5 is offered by low head 3 communicates with tank body, and radially oil outlet 6 is wherein set in the bottom of tubular filter 5, in the bottom of described tubular filter 5, sewage draining exit 7 is set.Top cover 10 conventionally can also be set above described filler opening 4, is detachable airtight connection between 4 mouthfuls of top cover 10 and filler openings.
As shown in Figure 2, tubular filter 5 comprises cylindrical housings 51, bottom 52 and tubulose filter core 53.Tubular filter 5 is vertically to arrange.Sewage draining exit 7 operated by rotary motion are in the central authorities of bottom 52.Tubulose filter core 53 coaxially arranges with cylindrical housings 51.Between cylindrical housings 51 and bottom 52, for removably connecting, as connected and seal by opening soon clip 54, or connect and seal (as shown in Figure 3) by opening soon flange 55.
As shown in Figure 4, tubulose filter core comprises cylindrical support member 531 and the filter screen 535 that covers load-carrying element inwall (or outer wall).The centre portion of cylindrical shape load-carrying element 531 is uniformly distributed some circular holes 534, as the skeleton of filter screen, and the inwall of perforate part in the middle of filter screen 535 closely covers, the lower edge of filter screen 535 flushes with or slightly higher than edge on oil outlet with the upper edge of oil outlet 6.The percent opening of cylindrical shape load-carrying element centre portion is generally more than 50%.The two ends up and down of tubulose filter core can adopt O type rubber ring seal ring 532 and 533 to form sealing with cylindrical housings upper end and bottom contamination depositing trough respectively, also can adopt the tolerance fit of degree of precision to form sealing with cylindrical housings upper end and bottom contamination depositing trough respectively, be used for intercepting mechanical admixture and sediment, thereby form the contamination space isolating with exocoel in the contamination depositing trough above bottom 52.
As shown in Figure 6, the contamination depositing trough on bottom 52 has the upper edge to lopsidedness, and the low side on the upper edge that tilts aim at oil outlet 6 and with under oil outlet along concordant.The setting on edge in inclination, can make exocoel filtrate away from oil outlet side to oil outlet natural flow, is conducive to eliminate the local alluvial of being detained, and plays the effect of putting liquid in clean annular outer-cavity.
As shown in Figure 1, in a kind of embodiment of the present utility model, between tubular filter 5 and tank body low head 3, adopt the form of welding 8 to be connected.
As shown in Figure 7, in another kind of embodiment of the present utility model, the same Fig. 1 of its chief component.Wherein, between tubular filter 5 and tank body low head 3, adopting flange to be connected 9 form connects.Tubular filter excretion machine welded top flange, is connected with the flange on tank body low head bottom centre opening afterwards, forms and is installed on pot bottom the removable structure coaxially arranged with dump tank.This type of attachment is generally used for storage tank, dump tank and the process tank that volume is larger.
Certainly, the connection mode between tubular filter 5 and tank body low head 3 is not limited only to the mode described in Fig. 1 and Fig. 7, and what other were suitable be fixedly connected with or removably connect all should be included in protection scope of the present invention.Concrete which kind of type of attachment that adopts, can specifically determine according to the specification of feed oil storage tank.
By reference to the accompanying drawings, the principle of work of feed oil storage tank of the present utility model is: toward feed oil storage tank, add feed oil from filler opening 4.Feed oil enters tubular filter 5 by the isometrical circular hole substantially suitable with tubular filter inner chamber body diameter of low head bottom.First feed oil enter the inner chamber of tubular filter 5, enters exocoel, and leave storage tank by oil outlet 6 after the filtration by tubulose filter core inside or outside filter screen, enters pipeline and the equipment in downstream.In the time of the filter screen by tubular filter, the mechanical admixture and the sediment that in feed oil, contain are tackled by filter screen, and are slipped to the contamination depositing trough of intracavity bottom downwards along filter screen.The mechanical admixture of contamination depositing trough inner accumulated and sediment can be discharged online, also can in the time stopping work, discharge feed oil storage tank.When feed oil storage tank need to be changed different feed oil, can emit original feed oil by sewage draining exit, and add fresh feed oil by charge door.Feed oil storage tank of the present utility model is specially adapted to storage and the filtration of heavy raw oil and inferior feedstock oil.As dump tank application, can solve well the charging problem of coal tar naphtha, shale oil, coal liquefaction wet goods inferior feedstock oil, effectively prevent that particulate matter and sediment from entering measuring pump, ensure measuring pump smooth working.
Claims (12)
1. a feed oil storage tank, is characterized in that, described feed oil storage tank comprises tank body, and tank body comprises cylindrical tube, upper cover and low head; Central authorities at upper cover arrange filler opening, and tubular filter is vertically set below low head; Described tubular filter comprises cylindrical housings, bottom and tubulose filter core; The isometrical circular hole that tubular filter is offered by low head communicates with tank body, sets out hydraulic fluid port in the bottom of tubular filter, in the bottom of tubular filter, sewage draining exit is set.
2. according to 1 feed oil storage tank described in claim, it is characterized in that, described tubulose filter core and cylindrical housings coaxially arrange.
3. according to the feed oil storage tank described in claim 1 or 2, it is characterized in that, described tubulose filter core comprises cylindrical shape load-carrying element, the centre portion of cylindrical shape load-carrying element is uniformly distributed the skeleton of some circular holes as filter screen, covers filter screen form radially filter core from the inside to the outside at the inwall of middle perforate part.
4. according to 3 feed oil storage tank described in claim, it is characterized in that, the lower edge of described filter screen flushes with or slightly higher than edge on oil outlet with the upper edge of oil outlet, and the bottom of cylindrical shape load-carrying element is formed contamination space by bottom sealing.
5. according to feed oil storage tank claimed in claim 1, it is characterized in that, between described bottom and cylindrical housings for removably connecting.
6. according to feed oil storage tank claimed in claim 5, it is characterized in that, between described bottom and cylindrical housings, adopt to open soon clip or open soon flange be connected and seal.
7. according to feed oil storage tank claimed in claim 1, it is characterized in that, between described tubular filter and tank body low head for being fixedly connected with or removably connecting.
8. according to feed oil storage tank claimed in claim 7, it is characterized in that, described be fixedly connected as welding, described being detachably connected as is threaded or flange connects.
9. according to feed oil storage tank claimed in claim 1, it is characterized in that, the two ends up and down of described tubulose filter core adopt radially O type rubber ring seal ring to form sealing with cylindrical housings upper end and bottom contamination depositing trough respectively.
10. according to feed oil storage tank claimed in claim 1, it is characterized in that, between described cylindrical shape load-carrying element and cylindrical housings, form the exocoel of collecting filtrate, the oil outlet of tubular filter bottom communicates with exocoel.
11. according to feed oil storage tank claimed in claim 1, it is characterized in that, the top of described bottom forms contamination depositing trough, on contamination depositing trough along thering is angle of inclination, the low side on edge aligning oil outlet in inclinations, and with under oil outlet along concordant.
12. according to feed oil storage tank claimed in claim 1, it is characterized in that, described sewage outfalls setting is in the central authorities of bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420267388.7U CN203877237U (en) | 2014-05-23 | 2014-05-23 | Raw oil storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420267388.7U CN203877237U (en) | 2014-05-23 | 2014-05-23 | Raw oil storage tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203877237U true CN203877237U (en) | 2014-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420267388.7U Active CN203877237U (en) | 2014-05-23 | 2014-05-23 | Raw oil storage tank |
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| Country | Link |
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| CN (1) | CN203877237U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107380616A (en) * | 2017-06-21 | 2017-11-24 | 苏州首达机械有限公司 | Material cylinder |
| CN107830404A (en) * | 2017-12-02 | 2018-03-23 | 马鞍山瑞琪机械设备制造有限公司 | It is a kind of can purification gas air accumulator |
-
2014
- 2014-05-23 CN CN201420267388.7U patent/CN203877237U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107380616A (en) * | 2017-06-21 | 2017-11-24 | 苏州首达机械有限公司 | Material cylinder |
| CN107830404A (en) * | 2017-12-02 | 2018-03-23 | 马鞍山瑞琪机械设备制造有限公司 | It is a kind of can purification gas air accumulator |
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