CN107050978A - One kind opens basket filter and its preparation technology soon - Google Patents
One kind opens basket filter and its preparation technology soon Download PDFInfo
- Publication number
- CN107050978A CN107050978A CN201710286431.2A CN201710286431A CN107050978A CN 107050978 A CN107050978 A CN 107050978A CN 201710286431 A CN201710286431 A CN 201710286431A CN 107050978 A CN107050978 A CN 107050978A
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- CN
- China
- Prior art keywords
- flange
- filter
- supervisor
- basket
- strand
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005516 engineering process Methods 0.000 title claims abstract description 18
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 238000001914 filtration Methods 0.000 claims abstract description 9
- 238000001816 cooling Methods 0.000 claims description 45
- 238000000034 method Methods 0.000 claims description 43
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 40
- 238000005266 casting Methods 0.000 claims description 37
- 238000004140 cleaning Methods 0.000 claims description 16
- 239000000377 silicon dioxide Substances 0.000 claims description 15
- 239000000440 bentonite Substances 0.000 claims description 12
- 229910000278 bentonite Inorganic materials 0.000 claims description 12
- 229940092782 bentonite Drugs 0.000 claims description 12
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 12
- 229910001220 stainless steel Inorganic materials 0.000 claims description 11
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 10
- 238000003723 Smelting Methods 0.000 claims description 10
- 239000000654 additive Substances 0.000 claims description 10
- 230000000996 additive effect Effects 0.000 claims description 10
- 238000007670 refining Methods 0.000 claims description 10
- 239000004576 sand Substances 0.000 claims description 10
- 239000010935 stainless steel Substances 0.000 claims description 9
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 229910000734 martensite Inorganic materials 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- 229920001353 Dextrin Polymers 0.000 claims description 5
- 239000004375 Dextrin Substances 0.000 claims description 5
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 5
- 229920002472 Starch Polymers 0.000 claims description 5
- 238000004364 calculation method Methods 0.000 claims description 5
- 229910052804 chromium Inorganic materials 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 235000019425 dextrin Nutrition 0.000 claims description 5
- ONCZQWJXONKSMM-UHFFFAOYSA-N dialuminum;disodium;oxygen(2-);silicon(4+);hydrate Chemical group O.[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Na+].[Na+].[Al+3].[Al+3].[Si+4].[Si+4].[Si+4].[Si+4] ONCZQWJXONKSMM-UHFFFAOYSA-N 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- 238000010891 electric arc Methods 0.000 claims description 5
- 229910001651 emery Inorganic materials 0.000 claims description 5
- 238000005242 forging Methods 0.000 claims description 5
- 238000002513 implantation Methods 0.000 claims description 5
- 229910052748 manganese Inorganic materials 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 239000011259 mixed solution Substances 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 229910052758 niobium Inorganic materials 0.000 claims description 5
- 229910017604 nitric acid Inorganic materials 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 239000002994 raw material Substances 0.000 claims description 5
- 238000010583 slow cooling Methods 0.000 claims description 5
- 239000000779 smoke Substances 0.000 claims description 5
- 229940080314 sodium bentonite Drugs 0.000 claims description 5
- 229910000280 sodium bentonite Inorganic materials 0.000 claims description 5
- 235000019698 starch Nutrition 0.000 claims description 5
- 239000008107 starch Substances 0.000 claims description 5
- 229910052715 tantalum Inorganic materials 0.000 claims description 5
- 229910052721 tungsten Inorganic materials 0.000 claims description 5
- 238000002604 ultrasonography Methods 0.000 claims description 5
- 229910052720 vanadium Inorganic materials 0.000 claims description 5
- 238000010792 warming Methods 0.000 claims description 5
- 239000006260 foam Substances 0.000 claims description 3
- 229920000742 Cotton Polymers 0.000 claims description 2
- 238000005473 Guinier-Preston zone Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 3
- 239000012535 impurity Substances 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 3
- 239000011575 calcium Substances 0.000 description 3
- 229910052791 calcium Inorganic materials 0.000 description 3
- 238000010791 quenching Methods 0.000 description 3
- 230000000171 quenching effect Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000008961 swelling Effects 0.000 description 3
- 229910001566 austenite Inorganic materials 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/111—Making filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/117—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements arranged for outward flow filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C1/00—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/03—Alloys based on nickel or cobalt based on nickel
- C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
- C22C19/051—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W
- C22C19/056—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W with the maximum Cr content being at least 10% but less than 20%
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/002—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working by rapid cooling or quenching; cooling agents used therefor
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/10—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Abstract
Basket filter is opened soon the invention discloses one kind, including entrance sleeve, discharge connection and supervisor, entrance sleeve and discharge connection are connected with supervisor, filter basket is provided with supervisor, it is responsible for open at one end and is provided with flange, supervisor is additionally provided with blind flange provided with flange one end, and blind flange is connected fastening with flange by clip and clip fastening bolt, blind flange is processed into the face being in contact in inclined-plane, clip with blind flange and flange with the one side being in contact on flange with clip and is processed into inclined-plane respectively;The present invention also designs one kind and opens basket filter preparation technology soon, and the filtration device structure is simple, good airproof performance, easy installation and removal, and realization is quick to open, and preparation is simple, with low cost.
Description
Technical field
The present invention relates to a kind of filter, and in particular to one kind opens basket filter soon.
Background technology
Liquid and gas material of the basket filter suitable for the production such as petrochemical industry, coal chemical industry, consolidate to filter it
Body impurity, is typically mounted on the pipeline before pump, the entrance of compressor or flow instrument, to protect this kind equipment or instrument, basket
The filter element of formula filter is generally porous plate and filter screen, and porous plate plays a part of reinforcement, and filter screen plays the work of filtering
With, filter with the increase of running time, the impurity being deposited on filter core also increases further, at the same effective filtration area also by
Step is less, and resistance drop is incrementally increased with the reduction of filter area, when resistance drop exceedes permissible value, can cause follow-up
Pump, compressor etc. can not normally be worked;Now, the method being commonly used in operation is exactly to open the lid of filter,
It is continuing with after internal filter core is taken out cleaning or replacing, it is so clear because the impurity that some media contain in itself is more
The cycle washed is just shorter, and the fastening of traditional basket filter is carried out by flange, bolt, nut, such structure
To be frequently necessary to dismounting occasion it is just very inapplicable.
The content of the invention
The technical problems to be solved by the invention are that the shortcoming for overcoming prior art opens basket filter soon there is provided one kind
And its preparation technology, simply, quick unlatching is realized in good airproof performance, easy installation and removal to the filtration device structure, and preparation technology is simple
It is easy, it is with low cost.
In order to solve the above technical problems, the present invention provides one kind opens basket filter soon, including entrance sleeve, outlet connect
Pipe and supervisor, entrance sleeve and discharge connection are connected with supervisor, and filter basket is provided with supervisor, wherein:
Supervisor is divided into filter chamber and clean room by the filter basket being arranged in supervisor, and filter chamber is located in filter basket and and entrance sleeve
Connection, clean room is located at filtering outdoor and connected with discharge connection;
It is responsible for open at one end and is provided with flange, supervisor is additionally provided with blind flange provided with flange one end, and flange should be adapted with flange, flange
Lid is connected fastening with flange by clip and clip fastening bolt, and blind flange adds respectively with the one side being in contact on flange with clip
Work is into inclined-plane, and inclined-plane is processed into the interior face being in contact with blind flange and flange of clip;
The angle that inclined-plane on blind flange is formed counterclockwise with flange cap upper surface horizontal plane is 15 °, inclined-plane and method on flange
The angle that blue upper surface horizontal plane is formed counterclockwise is 15 °, and the inclined-plane on clip is adapted with the inclined-plane on blind flange and flange,
Bevel angle on clip is 15 °.
The technical scheme that further limits of the present invention is:
Further, it is foregoing to open soon in basket filter, O-ring seal is additionally provided between blind flange and flange, strengthens sealing
Can, improve the efficiency of cleaning.
Foregoing to open soon in basket filter, supervisor facilitates deslagging away from slag-drip opening is also provided with one end provided with blind flange.
Foregoing to open soon in basket filter, filter basket is made up of filter cylinder and filter core, and dirt is received in the bottom of filter cylinder provided with least two
Bag, receiving the lower end of dirty bag is tightened by cotton rope and remains silent, and the filter layer of filter core is followed successively by stainless steel plate filter mesh layer from outside to inside, stainless
Steel net layer and foam Guinier-Preston zone.
Technique effect, receiving dirty bag can be with the impurity of stored filter, and receives dirty bag because gravity is perpendicular to the lower end of filter cylinder, no
Impurity backflow secondary pollution occurs, the pressure of filter basket is also mitigated, directly send the rope that bursts at the seams to can remove impurity during follow-up cleaning,
Extend the service life of filter basket.
Foregoing to open soon in basket filter, filter basket, which is inverted, to be arranged in supervisor.
Technique effect, employs inverted filter basket so that the iron rust of larger particles is beaten because gravity natural subsidence is to bottom
Begin to rehearse the discharge waste residue that cinder notch can be convenient and simple, also can in slight block, just high back flush is cleared up filter basket, and
From slag-drip opening discharge, the service life of extension filter basket improves filter effect, has saved the time.
Foregoing to open soon in basket filter, entrance sleeve is less than discharge connection.
Technique effect, the form of low in and high out changes the flow direction of liquid so that all filter areas of filter basket can be fully
The effect of filtering is played, while back flush can be realized, and in slag-drip opening, safeguards that cleaning is simple and easy to apply.
Foregoing to open soon in basket filter, entrance sleeve be arranged in parallel with discharge connection, and supervisor connects with entrance sleeve, outlet
In 45 degree of angles between pipe.
Technique effect, it is at an angle between entrance sleeve and discharge connection, can be such that regardless of being in horizontal pipe
Or in the vertical pipeline of medium from lower to upper, it is ensured that the impurity that filtering is stayed, which will not flow back, causes secondary pollution.
The present invention have also been devised a kind of preparation technology for opening basket filter soon, and the main processing work of basket filter is opened soon
Sequence is that supervisor, entrance sleeve, discharge connection, filter basket, flange, the processing of flange cover assemble part, most laggard
Row pressure test, wherein:The forging technology of flange specifically includes following steps:
(1)Corresponding casting mold is blended out with Modeling Material according to the shape of flange, and cast gate is provided with casting mold, then by casting mold
It is placed in baker and is dried at 100-150 DEG C, it is stand-by;
(2)By the raw material feeding EBT electric arc furnaces of flange, slightly refining causes each component fusing of flange and aoxidized that the temperature slightly refined is
900-1000 DEG C, the duration of heat is 1-2h, is then re-fed into LF refining furnace and is refined and deaerated work, obtains casting liquid, smelting
It is 1200-1500 DEG C to refine temperature, and the duration of heat is 2-4h, and Chemical Calculation, strict control flange each group are carried out in smelting process
Divide and be by mass percentage:
Mo:5-7%, Fe:4-8%, C:0.01-0.03%, Si:0.2-0.6%, Co:2-5%, Mn:1-3%, P:0.025-0.028%,
S:0.01-0.03%, Cr:13-17%, W:0.2-0.4%, V:0.2-0.6%, Cu:0.5-0.9%, Nb:0.03-0.05%, Ta:
0.02-0.06%, remaining is Ni;
(3)By step(2)In obtained casting liquid implantation step(1)In in ready casting mold, obtain strand;
(4)Casting billet surface is cleared up with stainless steel brush or emery wheel, is then immersed in the mixed solution of nitric acid and hydrofluoric acid sour
Wash, finally rinsed well with clear water, the strand after cleaning is heat-treated after drying, heat treatment concrete operations are:
By strand stove heat to 300-380 DEG C, 1-2h is incubated, then stove is cooled to 200-250 DEG C, then turns on fire door and continue slow cooling
To slab cooling to 100-150 DEG C, 45-60min is incubated, strand is obtained lath martensite tissue;
Strand is warming up to 350-370 DEG C with 5-8 DEG C/min programming rate and be incubated 1-2h, come out of the stove, through the first refrigerating work procedure
150-200 DEG C is cooled to, then is cooled to through the second refrigerating work procedure;
First refrigerating work procedure is specially:Water smoke or compressed air is used first to arrive slab cooling with 2-5 DEG C per second of cooling velocity
200-280 DEG C, then carry out the second refrigerating work procedure;
Second refrigerating work procedure is specially:Combined using water cooling with air cooling, first use water cooling will with 3.5-3.7 DEG C/s cooldown rate
Then strand water cooling is air-cooled to 80-90 DEG C to 100-150 DEG C, then uses water cooling with 2.5-2.7 DEG C/s cooldown rate by strand
Water cooling is finally air-cooled to room temperature to 50-60 DEG C;
(5)Strand after heat treatment is cooled down adds through blast cleaning and machinery, and carries out ultrasound examination, detects qualified as method
It is blue.
The technical scheme that further limits of the present invention is:
Further, in the foregoing preparation technology for opening basket filter soon, step(1)Modeling Material includes by mass percentage
Following component:Silica sand:89%, bentonite:7%, additive:1% and water:3.0 %, silica sand be by 50/100-70/140 mesh silica sands
Mix, bentonite is sodium bentonite and calcium-base bentonite mixture, and additive is that α starch and dextrin are 3 by weight:
1 ratio mixing.
The beneficial effects of the invention are as follows:
The one side of flange and blind flange is processed into inclined-plane, bevel angle is 15 °, and clip bevel angle is 15 °, with flange and method
The inclined-plane of orchid lid is engaged, while saving material, and the complementary reinforcement tightness and outward appearance between angle are not protruded concordantly and strengthened
Aesthetic property, cancels the bolt hole of flange, clip, which is divided between two parts, two parts, to be connected with, and fastening is only needed to during installation
Two bolts, changing former flange connection needs the situation of the whole circle bolt of fastening one, equally, during dismounting, it is only necessary to by card
Banding fixing bolt, which unclamps, can remove clip, can just open the top cover of basket filter quickly in the presence of pivoted arm, realize
The target quickly opened, is fastened using clip, convenient and swift.
The mode opened soon, greatly reduces labor intensity, improves cleaning efficiency so that the cleaning of filter is safer
It is convenient and swift, the time is saved, cost is reduced.
The present invention is first dried in cast to casting mold, can reduce the polishing workload in later stage, reduces later stage soldering
Pulling force in workload, reduction casting process between cold and hot molten steel, it is to avoid organization internal is loose while reduction cast(ing) surface is trickle
Stomata produce.
The combination property that the present invention carries out heat treatment raising product to blank is to have also to have certain toughness outside hardness,
The determination of heat treatment temperature should be to obtain uniform and tiny austenite crystal as principle, to obtain tiny geneva after quenching
Body tissue, growing up for austenite crystal is directly proportional to hardening heat, carries out temper to product in time after quenching, can not only disappear
The stress produced during except quenching, can also obtain a number of tempered martensite, it is ensured that the high rigidity of product is carried again simultaneously
The high toughness of product.
Brief description of the drawings
Fig. 1 is structural representation of the invention;
Fig. 2 is the structural representation of flange in Fig. 1;
In figure:1- entrance sleeves, 2- discharge connections, 3- supervisors, 4- filter baskets, 5- flanges, 6- blind flanges, 7- clips, 8- slag-drip openings,
9-O type sealing rings, 10- clip fastening bolts.
Embodiment
Embodiment 1
One kind that the present embodiment is provided opens basket filter soon, structure as shown in Figure 1-2, including entrance sleeve 1, discharge connection 2
And supervisor 3, entrance sleeve 1 and discharge connection 2 are connected with supervisor 3, provided with filter basket 4 in supervisor 3, wherein:
Supervisor is divided into filter chamber and clean room by the filter basket 4 being arranged in supervisor 3, and filter chamber is located in filter basket 4 and and import
Adapter 1 is connected, and clean room is located at filtering outdoor and connected with discharge connection 2;
3 open at one end are responsible for provided with flange 5, supervisor 3 is additionally provided with blind flange 6 provided with the one end of flange 5, and blind flange 6 is mutually fitted with flange 5
Match somebody with somebody, O-ring seal 9 is additionally provided between blind flange 6 and flange 5, blind flange 6 passes through clip 7 and clip fastening bolt 10 with flange 5
Connection fastening, blind flange 6 and the one side being in contact on flange 5 with clip 7 be processed into respectively in inclined-plane, clip 7 and blind flange 6 and
Inclined-plane is processed into the face that flange 5 is in contact, and supervisor 3 is also provided with slag-drip opening 8 on remote one end provided with blind flange 6;
The angle that inclined-plane on blind flange 6 is formed counterclockwise with the upper surface horizontal plane of blind flange 6 is 15 °, the inclined-plane on flange 5 with
The angle that the upper surface horizontal plane of flange 5 is formed counterclockwise is 15 °, the inclined-plane on clip 7 and the inclined-plane on blind flange 6 and flange 5
It is adapted, the bevel angle on clip 7 is 15 °.
Filter basket 4 is made up of filter cylinder and filter core, and dirty bag is received in the bottom of filter cylinder provided with least two, is received the lower end of dirty bag and is passed through line
Rope, which is tightened, remains silent, and the filter layer of filter core is followed successively by stainless steel plate filter mesh layer, stainless steel wire filter mesh layer and foam aggregation from outside to inside
Layer.
In the present embodiment, filter basket 4, which can be inverted, is arranged in supervisor 3.
The set-up mode of entrance sleeve and discharge connection can enumerate two kinds, a kind of entrance sleeve 1 with a variety of in the present embodiment
Less than discharge connection 2;Another, entrance sleeve 1 be arranged in parallel with discharge connection 2, supervisor 3 and entrance sleeve 1, discharge connection 2
Between in 45 degree of angles.
Embodiment 2
A kind of preparation technology for opening basket filter soon that the present embodiment is provided, opens the main manufacturing procedure of basket filter soon
For part is assembled, finally carried out by supervisor, entrance sleeve, discharge connection, filter basket, flange, the processing of flange cover
Pressure test, wherein:The forging technology of flange specifically includes following steps:
(1)Corresponding casting mold is blended out with Modeling Material according to the shape of flange, and cast gate is provided with casting mold, then by casting mold
It is placed in baker and is dried at 130 DEG C, it is stand-by;
(2)By the raw material feeding EBT electric arc furnaces of flange, slightly refining causes each component fusing of flange and aoxidized that the temperature slightly refined is
950 DEG C, the duration of heat is 1h, is then re-fed into LF refining furnace and is refined and deaerated work, obtains casting liquid, smelting temperature is
1300 DEG C, the duration of heat is 3h, Chemical Calculation is carried out in smelting process, strict control flange each component is by mass percentage
For:
Mo:6%, Fe:6%, C:0.02%, Si:0.4%, Co:3%, Mn:2%, P:0.027%, S:0.02%, Cr:15%, W:0.3%,
V:0.4%, Cu:0.7%, Nb:0.04%, Ta:0.04%, remaining is Ni;
(3)By step(2)In obtained casting liquid implantation step(1)In in ready casting mold, obtain strand;
(4)Casting billet surface is cleared up with stainless steel brush or emery wheel, is then immersed in the mixed solution of nitric acid and hydrofluoric acid sour
Wash, finally rinsed well with clear water, the strand after cleaning is heat-treated after drying, heat treatment concrete operations are:
By strand stove heat to 350 DEG C, 2h is incubated, then stove is cooled to 230 DEG C, then turns on fire door and continue slow cooling to slab cooling
To 130 DEG C, 50min is incubated, strand is obtained lath martensite tissue;
Strand is warming up to 360 DEG C with 7 DEG C/min programming rate and be incubated 1h, come out of the stove, 180 are cooled to through the first refrigerating work procedure
DEG C, then it is cooled to room temperature through the second refrigerating work procedure;
First refrigerating work procedure is specially:Use water smoke or compressed air with 3 DEG C per second of cooling velocity first by slab cooling to 250
DEG C, then carry out the second refrigerating work procedure;
Second refrigerating work procedure is specially:Combined using water cooling with air cooling, first use water cooling with 3.6 DEG C/s cooldown rate by strand
Then water cooling is air-cooled to 85 DEG C to 130 DEG C, then use water cooling with 2.6 DEG C/s cooldown rate by strand water cooling to 55 DEG C, finally
It is air-cooled to room temperature;
(5)Strand after heat treatment is cooled down adds through blast cleaning and machinery, and carries out ultrasound examination, detects qualified as method
It is blue.
Step(1)Modeling Material includes following component by mass percentage:Silica sand:89%, bentonite:7%, additive:
1% and water:3.0 %, silica sand is mixed by 50/100-70/140 mesh silica sands, and bentonite is sodium bentonite and calcium base swelling
Earth mixtures, additive is that α starch and dextrin are 3 by weight:1 ratio mixing.
Embodiment 3
A kind of preparation technology for opening basket filter soon that the present embodiment is provided, opens the main manufacturing procedure of basket filter soon
For part is assembled, finally carried out by supervisor, entrance sleeve, discharge connection, filter basket, flange, the processing of flange cover
Pressure test, wherein:The forging technology of flange specifically includes following steps:
(1)Corresponding casting mold is blended out with Modeling Material according to the shape of flange, and cast gate is provided with casting mold, then by casting mold
It is placed in baker and is dried at 100 DEG C, it is stand-by;
(2)By the raw material feeding EBT electric arc furnaces of flange, slightly refining causes each component fusing of flange and aoxidized that the temperature slightly refined is
900 DEG C, the duration of heat is 1h, is then re-fed into LF refining furnace and is refined and deaerated work, obtains casting liquid, smelting temperature is
1200 DEG C, the duration of heat is 2h, Chemical Calculation is carried out in smelting process, strict control flange each component is by mass percentage
For:
Mo:5%, Fe:4%, C:0.01%, Si:0.2%, Co:2%, Mn:1%, P:0.025%, S:0.01%, Cr:13%, W:0.2%,
V:0.2%, Cu:0.5%, Nb:0.03%, Ta:0.02%, remaining is Ni;
(3)By step(2)In obtained casting liquid implantation step(1)In in ready casting mold, obtain strand;
(4)Casting billet surface is cleared up with stainless steel brush or emery wheel, is then immersed in the mixed solution of nitric acid and hydrofluoric acid sour
Wash, finally rinsed well with clear water, the strand after cleaning is heat-treated after drying, heat treatment concrete operations are:
By strand stove heat to 300 DEG C, 1h is incubated, then stove is cooled to 200 DEG C, then turns on fire door and continue slow cooling to slab cooling
To 100 DEG C, 45min is incubated, strand is obtained lath martensite tissue;
Strand is warming up to 350 DEG C with 5 DEG C/min programming rate and be incubated 1h, come out of the stove, 150 are cooled to through the first refrigerating work procedure
DEG C, then it is cooled to room temperature through the second refrigerating work procedure;
First refrigerating work procedure is specially:Use water smoke or compressed air with 2 DEG C per second of cooling velocity first by slab cooling to 200
DEG C, then carry out the second refrigerating work procedure;
Second refrigerating work procedure is specially:Combined using water cooling with air cooling, first use water cooling with 3.5 DEG C/s cooldown rate by strand
Then water cooling is air-cooled to 80 DEG C to 100 DEG C, then use water cooling with 2.5 DEG C/s cooldown rate by strand water cooling to 50 DEG C, finally
It is air-cooled to room temperature;
(5)Strand after heat treatment is cooled down adds through blast cleaning and machinery, and carries out ultrasound examination, detects qualified as method
It is blue.
Step(1)Modeling Material includes following component by mass percentage:Silica sand:89%, bentonite:7%, additive:
1% and water:3.0 %, silica sand is mixed by 50/100-70/140 mesh silica sands, and bentonite is sodium bentonite and calcium base swelling
Earth mixtures, additive is that α starch and dextrin are 3 by weight:1 ratio mixing.
Embodiment 4
A kind of preparation technology for opening basket filter soon that the present embodiment is provided, opens the main manufacturing procedure of basket filter soon
For part is assembled, finally carried out by supervisor, entrance sleeve, discharge connection, filter basket, flange, the processing of flange cover
Pressure test, wherein:The forging technology of flange specifically includes following steps:
(1)Corresponding casting mold is blended out with Modeling Material according to the shape of flange, and cast gate is provided with casting mold, then by casting mold
It is placed in baker and is dried at 150 DEG C, it is stand-by;
(2)By the raw material feeding EBT electric arc furnaces of flange, slightly refining causes each component fusing of flange and aoxidized that the temperature slightly refined is
1000 DEG C, the duration of heat is 2h, is then re-fed into LF refining furnace and is refined and deaerated work, obtains casting liquid, smelting temperature
For 1500 DEG C, the duration of heat is 4h, Chemical Calculation is carried out in smelting process, strict control flange each component is by mass percentage
It is calculated as:
Mo:7%, Fe:8%, C:0.03%, Si:0.6%, Co:5%, Mn:3%, P:0.028%, S:0.03%, Cr:17%, W:00.4%,
V:0.6%, Cu:0.9%, Nb:0.05%, Ta:0.06%, remaining is Ni;
(3)By step(2)In obtained casting liquid implantation step(1)In in ready casting mold, obtain strand;
(4)Casting billet surface is cleared up with stainless steel brush or emery wheel, is then immersed in the mixed solution of nitric acid and hydrofluoric acid sour
Wash, finally rinsed well with clear water, the strand after cleaning is heat-treated after drying, heat treatment concrete operations are:
By strand stove heat to 380 DEG C, 2h is incubated, then stove is cooled to 250 DEG C, then turns on fire door and continue slow cooling to slab cooling
To 150 DEG C, 60min is incubated, strand is obtained lath martensite tissue;
Strand is warming up to 370 DEG C with 8 DEG C/min programming rate and be incubated 2h, come out of the stove, 200 are cooled to through the first refrigerating work procedure
DEG C, then it is cooled to room temperature through the second refrigerating work procedure;
First refrigerating work procedure is specially:Use water smoke or compressed air with 5 DEG C per second of cooling velocity first by slab cooling to 280
DEG C, then carry out the second refrigerating work procedure;
Second refrigerating work procedure is specially:Combined using water cooling with air cooling, first use water cooling with 3.7 DEG C/s cooldown rate by strand
Then water cooling is air-cooled to 90 DEG C to 150 DEG C, then use water cooling with 2.7 DEG C/s cooldown rate by strand water cooling to 60 DEG C, finally
It is air-cooled to room temperature;
(5)Strand after heat treatment is cooled down adds through blast cleaning and machinery, and carries out ultrasound examination, detects qualified as method
It is blue.
Step(1)Modeling Material includes following component by mass percentage:Silica sand:89%, bentonite:7%, additive:
1% and water:3.0 %, silica sand is mixed by 50/100-70/140 mesh silica sands, and bentonite is sodium bentonite and calcium base swelling
Earth mixtures, additive is that α starch and dextrin are 3 by weight:1 ratio mixing.
In addition to the implementation, the present invention can also have other embodiment.All use equivalent substitution or equivalent transformation shape
Into technical scheme, all fall within the protection domain of application claims.
Claims (9)
1. one kind opens basket filter soon, it is characterised in that:Including entrance sleeve(1), discharge connection(2)And supervisor(3), it is described
Entrance sleeve(1)And discharge connection(2)With the supervisor(3)Connection, the supervisor(3)It is interior to be provided with filter basket(4), wherein:
It is arranged on the supervisor(3)Interior filter basket(4)Supervisor is divided into filter chamber and clean room, the filter chamber is located at filter basket
(4)Interior and and entrance sleeve(1)Connection, the clean room is located at filtering outdoor and and discharge connection(2)Connection;
The supervisor(3)Open at one end is provided with flange(5), the supervisor(3)Provided with flange(5)One end is additionally provided with blind flange(6),
The blind flange(6)With the flange(5)It is adapted, the blind flange(6)With flange(5)Pass through clip(7)And clip fastening
Bolt(10)Connection fastening, the blind flange(6)With flange(5)The upper and clip(7)The one side being in contact is processed into respectively
Inclined-plane, the clip(7)The interior and blind flange(6)And flange(5)It is processed into inclined-plane in the face being in contact;
The blind flange(6)On inclined-plane and blind flange(6)The angle that upper surface horizontal plane is formed counterclockwise is 15 °, the method
It is blue(5)On inclined-plane and the flange(5)The angle that upper surface horizontal plane is formed counterclockwise is 15 °, the clip(7)On it is oblique
Face and the blind flange(6)And flange(5)On inclined-plane be adapted, the clip(7)On bevel angle be 15 °.
2. according to claim 1 open basket filter soon, it is characterised in that:The blind flange(6)With flange(5)Between
It is additionally provided with O-ring seal(9).
3. according to claim 1 open basket filter soon, it is characterised in that:The supervisor(3)Away from provided with blind flange
(6)One end on be also provided with slag-drip opening(8).
4. according to claim 1 open basket filter soon, it is characterised in that:The filter basket(4)By filter cylinder and filter core group
Dirty bag is received provided with least two, the lower end for receiving dirty bag is tightened by cotton rope remains silent, the filter core into the bottom of, the filter cylinder
Filter layer be followed successively by stainless steel plate filter mesh layer, stainless steel wire filter mesh layer and foam Guinier-Preston zone from outside to inside.
5. according to claim 1 open basket filter soon, it is characterised in that:The filter basket(4)Inversion is arranged on described
Supervisor(3)It is interior.
6. according to claim 1 open basket filter soon, it is characterised in that:The entrance sleeve(1)Less than it is described go out
Mouth adapter(2).
7. according to claim 1 open basket filter soon, it is characterised in that:The entrance sleeve(1)With the outlet
Adapter(2)It is arranged in parallel, the supervisor(3)With entrance sleeve(1), discharge connection(2)Between in 45 degree of angles.
8. the preparation technology as claimed in claim 1 for opening basket filter soon, it is characterised in that:The master for opening basket filter soon
It is that supervisor, entrance sleeve, discharge connection, filter basket, flange, the processing of flange cover load parts group to want manufacturing procedure
Come, finally carry out pressure test, wherein:The forging technology of the flange specifically includes following steps:
(1)Corresponding casting mold is blended out with Modeling Material according to the shape of flange, and cast gate is provided with casting mold, then by casting mold
It is placed in baker and is dried at 100-150 DEG C, it is stand-by;
(2)By the raw material feeding EBT electric arc furnaces of flange, slightly refining causes each component fusing of flange and aoxidized that the temperature slightly refined is
900-1000 DEG C, the duration of heat is 1-2h, is then re-fed into LF refining furnace and is refined and deaerated work, obtains casting liquid, smelting
It is 1200-1500 DEG C to refine temperature, and the duration of heat is 2-4h, and Chemical Calculation, strict control flange each group are carried out in smelting process
Divide and be by mass percentage:
Mo:5-7%, Fe:4-8%, C:0.01-0.03%, Si:0.2-0.6%, Co:2-5%, Mn:1-3%, P:0.025-0.028%,
S:0.01-0.03%, Cr:13-17%, W:0.2-0.4%, V:0.2-0.6%, Cu:0.5-0.9%, Nb:0.03-0.05%, Ta:
0.02-0.06%, remaining is Ni;
(3)By step(2)In obtained casting liquid implantation step(1)In in ready casting mold, obtain strand;
(4)Casting billet surface is cleared up with stainless steel brush or emery wheel, is then immersed in the mixed solution of nitric acid and hydrofluoric acid sour
Wash, finally rinsed well with clear water, the strand after cleaning is heat-treated after drying, the heat treatment concrete operations are:
By strand stove heat to 300-380 DEG C, 1-2h is incubated, then stove is cooled to 200-250 DEG C, then turns on fire door and continue slow cooling
To slab cooling to 100-150 DEG C, 45-60min is incubated, strand is obtained lath martensite tissue;
Strand is warming up to 350-370 DEG C with 5-8 DEG C/min programming rate and be incubated 1-2h, come out of the stove, through the first refrigerating work procedure
150-200 DEG C is cooled to, then is cooled to through the second refrigerating work procedure;
First refrigerating work procedure is specially:Use water smoke or compressed air first that strand is cold with 2-5 DEG C per second of cooling velocity
But 200-280 DEG C is arrived, the second refrigerating work procedure is then carried out;
Second refrigerating work procedure is specially:Combined using water cooling with air cooling, first use water cooling with 3.5-3.7 DEG C/s cooling speed
Strand water cooling to 100-150 DEG C, is then air-cooled to 80-90 DEG C, then use water cooling will with 2.5-2.7 DEG C/s cooldown rate by rate
Strand water cooling is finally air-cooled to room temperature to 50-60 DEG C;
(5)Strand after heat treatment is cooled down adds through blast cleaning and machinery, and carries out ultrasound examination, detects qualified as method
It is blue.
9. the preparation technology according to claim 8 for opening basket filter soon, it is characterised in that:Step(1)Modeling Material
Include following component by mass percentage:Silica sand:89%, bentonite:7%, additive:1% and water:3.0 %, described silica sand
It is to be mixed by 50/100-70/140 mesh silica sands, described bentonite is sodium bentonite and calcium-base bentonite mixture, institute
The additive stated is that α starch and dextrin are 3 by weight:1 ratio mixing.
Priority Applications (1)
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CN201710286431.2A CN107050978A (en) | 2017-04-27 | 2017-04-27 | One kind opens basket filter and its preparation technology soon |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710286431.2A CN107050978A (en) | 2017-04-27 | 2017-04-27 | One kind opens basket filter and its preparation technology soon |
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Publication Number | Publication Date |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204017510U (en) * | 2014-08-20 | 2014-12-17 | 温州博源阀门有限公司 | Horizontal-vertical double-purpose opens basket filter soon |
CN104791564A (en) * | 2015-03-31 | 2015-07-22 | 无锡市华尔泰机械制造有限公司 | C276 Hastelloy alloy flange and production technology thereof |
CN106402539A (en) * | 2016-10-20 | 2017-02-15 | 核工业理化工程研究院 | Novel flange connecting structure |
CN206823326U (en) * | 2017-04-27 | 2018-01-02 | 无锡市华尔泰机械制造有限公司 | One kind opens basket filter soon |
-
2017
- 2017-04-27 CN CN201710286431.2A patent/CN107050978A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204017510U (en) * | 2014-08-20 | 2014-12-17 | 温州博源阀门有限公司 | Horizontal-vertical double-purpose opens basket filter soon |
CN104791564A (en) * | 2015-03-31 | 2015-07-22 | 无锡市华尔泰机械制造有限公司 | C276 Hastelloy alloy flange and production technology thereof |
CN106402539A (en) * | 2016-10-20 | 2017-02-15 | 核工业理化工程研究院 | Novel flange connecting structure |
CN206823326U (en) * | 2017-04-27 | 2018-01-02 | 无锡市华尔泰机械制造有限公司 | One kind opens basket filter soon |
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