CN203620344U - Automatic low-temperature coal tar filter device - Google Patents
Automatic low-temperature coal tar filter device Download PDFInfo
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- CN203620344U CN203620344U CN201320879427.4U CN201320879427U CN203620344U CN 203620344 U CN203620344 U CN 203620344U CN 201320879427 U CN201320879427 U CN 201320879427U CN 203620344 U CN203620344 U CN 203620344U
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Abstract
The utility model discloses an automatic low-temperature coal tar filter device. The automatic low-temperature coal tar filter device comprises filter machines, a filter system, a washing system, a slag removal system and a control system, wherein the filter system comprises the filter machine, a stock solution tank, a stock solution inlet valve, a clear solution tank, a clear solution outlet valve, an exhaust valve and a waste gas tank; the washing system comprises the filter machine, a washing solution storage tank, a washing solution conveying pump, a washing solution inlet valve, a washing solution outlet valve and a washing solution recycling tank; the slag removal system comprises the filter machine, a slag removal valve and a filter slag recycling tank. A slag scraping piston is controlled by an air cylinder to move up and down so as to assist the deslagging, so that a backwashing step and an immersion step after the filter every time can be omitted, the filter period is greatly shortened, the filter efficiency is improved, the consumption of the washing solution is reduced, the waste of raw material and the production of sump oil can be avoided, and the energy-saving environmental protection requirement can be met.
Description
Technical field
The utility model relates to a kind for the treatment of technology of coalite tar, is mainly a kind of automatic filtering unit of coalite tar.
Background technology
Coalite tar is the product of coal destructive distillation in the time that temperature is lower in coke making process, its composition is very complicated, and wherein the content of hydrocarbon compound is 45% ~ 70%, and the content of phenolic compound is 15% ~ 30%, the content of pitch is 10% ~ 15%, also contains other a small amount of materials.Coalite tar is mainly used in the production of liquid fuel and chemicals at present, but because the solid impurity content such as its coal dust, coke powder are higher, before processing coalite tar, need process it, to reduce the solids content in raw material; At present, more advanced processing method is to adopt multiple layer metal silk screen sintering filter core to filter coalite tar, to remove the most of solid impurity in raw material, but has following shortcoming and defect:
1, filtering traffic is little, and filter cycle is long, and filter efficiency is low;
2, after each filtration, all need filter core to carry out backwash, the consumption of cleaning fluid is large, and can produce the sump oil that a large amount of solid contents is large, has both caused the loss of feedstock oil, has strengthened again the difficulty of post processing;
3, automaticity is low, cannot realize continued operation.
Summary of the invention
For fear of the shortcoming and defect part existing in above-mentioned technology, the purpose of this utility model is to design a kind of automatic filtering unit and method of work thereof of coalite tar, can ensure filter effect, can shorten filter cycle again, particularly backwash and soaking technology after filtering are changed to periodic cleaning at every turn, greatly reduced the generation of consumption and the sump oil of cleaning fluid, plant automation degree is high simultaneously, can realize continued operation.
To achieve these goals, the technical solution of the utility model is as follows:
A kind of coalite tar automatic filtering unit, mainly comprises filter, filtration system, purging system, dreg removing system, control system;
Described filter comprises filter tank body, filter core, stoste entrance, cylinder, exhaust outlet, upper pressure tap, scrapes slag piston, lower pressure tap, rinse liquid outlet, slag-drip opening, filter washing water inlet, purified liquor outlet, ball-cock assembly; Described filter tank body is connected with filter core, stoste entrance, cylinder, exhaust outlet, upper pressure tap, lower pressure tap, rinse liquid outlet, slag-drip opening, filter washing water inlet, purified liquor outlet, ball-cock assembly respectively; The described slag piston of scraping connects respectively cylinder and filter core;
Described filtration system comprises filter, original fluid container, stoste inlet valve, stoste entrance, clear liquid tank, purified liquor outlet valve, purified liquor outlet, exhaust outlet, drain tap, gas tank; Described original fluid container outlet connects stoste inlet valve, and the outlet of described stoste inlet valve connects stoste entrance, and described stoste entrance connects filter; Described clear liquid tank entrance connects purified liquor outlet valve, and described purified liquor outlet valve connects purified liquor outlet, and described purified liquor outlet connects filter; Described gas tank entrance connects drain tap outlet, and described drain tap entrance connects exhaust outlet, and described exhaust outlet connects filter;
Described purging system comprises filter, cleaning fluid storage tank, cleaning fluid delivery pump, filter washing water inlet valve, filter washing water inlet, rinse liquid outlet, rinse liquid outlet valve, cleaning fluid recycling can; Described cleaning fluid storage tank outlet connects cleaning fluid delivery pump entrance, and described cleaning fluid delivery pump outlet connects filter washing water inlet valve, and described filter washing water inlet connects filter; Described filter connects rinse liquid outlet, and described rinse liquid outlet connects rinse liquid outlet valve, and described rinse liquid outlet valve connects cleaning fluid recycling can;
Described dreg removing system comprises filter, slag-drip opening, slag-discharging valve and filter residue recycling can; Described filter connects slag-drip opening outlet, and described slag-drip opening outlet connects slag-discharging valve, and described slag-discharging valve connects filter residue recycling can;
Described control system comprises filter, upper pressure tap, upper differential pressure transmitter device, lower pressure tap and lower differential pressure transmitter device; Described upper differential pressure transmitter device connects upper pressure tap, and described upper pressure tap connects filter; Described lower differential pressure transmitter device connects lower pressure tap, and described lower pressure tap connects filter.
Filter core described in the utility model is the ceramic element adopting with outer groove.
Filter core described in the utility model position is: annular groove opening part center line and the alignment of purified liquor outlet center line.
The position of lower pressure tap described in the utility model is that the mirror image of purified liquor outlet is coaxial.
Fit clearance of scraping slag piston and filter core inner surface described in the utility model is 0.07mm.
Cylinder location degree described in the utility model be in cylinder circular piston bar and circular filter core coaxial.
The position of stoste entrance described in the utility model, upper pressure tap be stoste entrance, upper pressure tap center line higher than filter shaft upwards cross dimensions be 800mm.
Ball-cock assembly described in the utility model position must not upwards section, upper pressure tap, exhaust outlet, cylindrical shell, cylinder be interfered with filter shaft.
Compared with prior art, the utlity model has following beneficial effect:
1, because the utility model adopts wedge shaped wires winded filtering core, the larger coalite tar of viscosity is filtered, improved to a certain extent the rate of filtration, effectively remove the solid impurity in coalite tar, and be difficult for stopping up, be easy to clean long service life;
2, because adopting cylinder control, the utility model scrapes the auxiliary deslagging of moving up and down of slag piston, backwash and soaking step after each filtration are saved, greatly shorten filter cycle, improve filter efficiency, reduced the consumption of cleaning fluid simultaneously, avoid the waste of raw material and the generation of sump oil, meet energy-conserving and environment-protective requirement;
3, because the utility model adopts the Process Control System that is made up of automatic valve and instrumentation etc., the operation of device is controlled, automaticity is high, reduces manpower operation's cost, can realize continued operation while being used in conjunction for many.
Brief description of the drawings
The utility model has 9 width accompanying drawings.
Fig. 1 is coalite tar automatic filtering unit structural representation.
Fig. 2 is filter schematic diagram.
Fig. 3 is purging system structural representation.
Fig. 4 is filtration system structural representation.
Fig. 5 is dreg removing system structural representation.
Fig. 6 is control system structural representation.
Fig. 7 is filter core complete section front view.
Fig. 8 is the top view of Fig. 7.
Fig. 9 is the flow chart of coalite tar automatic filtering unit.
In figure: 1, cleaning fluid storage tank, 2, cleaning fluid delivery pump, 3, filter washing water inlet valve, 4, slag-discharging valve, 5, filter residue recycling can, 6, rinse liquid outlet valve, 7, cleaning fluid recycling can, 8, purified liquor outlet valve, 9, filter, 10, stoste inlet valve, 11, drain tap, 12, filter tank body, 13, filter core, 14, stoste entrance, 15, cylinder, 16, exhaust outlet, 17, upper pressure tap, 18, scrape slag piston, 19, lower pressure tap, 20, rinse liquid outlet, 21, slag-drip opening, 22, filter washing water inlet, 23, purified liquor outlet, 24, original fluid container, 25, clear liquid tank, 26, gas tank, 27, upper differential pressure transmitter device, 28, lower differential pressure transmitter device, 29, ball-cock assembly, 30, annular groove, 31, upper surface, 32, cylindrical shell.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Fig. 1-9, a kind of coalite tar automatic filtering unit, mainly comprises filter 9, filtration system, purging system, dreg removing system, control system;
Described filter 9 comprises filter tank body 12, filter core 13, stoste entrance 14, cylinder 15, exhaust outlet 16, upper pressure tap 17, scrapes slag piston 18, lower pressure tap 19, rinse liquid outlet 20, slag-drip opening 21, filter washing water inlet 22, purified liquor outlet 23, ball-cock assembly 29; Described filter tank body 12 is connected with filter core 13, stoste entrance 14, cylinder 15, exhaust outlet 16, upper pressure tap 17, lower pressure tap 19, rinse liquid outlet 20, slag-drip opening 21, filter washing water inlet 22, purified liquor outlet 23, ball-cock assembly 29 respectively; The described slag piston 18 of scraping connects respectively cylinder 15 and filter core 13;
Described filtration system comprises filter 9, original fluid container 24, stoste inlet valve 10, stoste entrance 14, clear liquid tank 25, purified liquor outlet valve 6, purified liquor outlet 23, exhaust outlet 16, drain tap 11, gas tank 26; Described original fluid container 24 outlets connect stoste inlet valve 10, and the outlet of described stoste inlet valve 10 connects stoste entrance 14, and described stoste entrance 14 connects filter; Described clear liquid tank 25 entrances connect purified liquor outlet valve 8, and described purified liquor outlet valve 8 connects purified liquor outlet 23, and described purified liquor outlet 23 connects filter 9; Described gas tank 26 entrances connect drain tap 11 and export, and described drain tap 11 entrances connect exhaust outlet 16, and described exhaust outlet 16 connects filter;
Described purging system comprises filter 9, cleaning fluid storage tank 1, cleaning fluid delivery pump 2, filter washing water inlet valve 3, filter washing water inlet 22, rinse liquid outlet 20, rinse liquid outlet valve 6, cleaning fluid recycling can 7; Described cleaning fluid storage tank 1 outlet connects cleaning fluid delivery pump 2 entrances, and described cleaning fluid delivery pump 2 outlets connect filter washing water inlet valve 3, and described filter washing water inlet 22 connects filter 9; Described filter 9 connects rinse liquid outlet 20, and described rinse liquid outlet 20 connects rinse liquid outlet valve 6, and described rinse liquid outlet valve 6 connects cleaning fluid recycling can 7;
Described dreg removing system comprises filter 9, slag-drip opening 21, slag-discharging valve 4 and filter residue recycling can 5; Described filter 9 connects slag-drip opening 21 and exports, and described slag-drip opening 21 outlets connect slag-discharging valve 4, and described slag-discharging valve 4 connects filter residue recycling can 5;
Described control system comprises filter 9, upper pressure tap 17, upper differential pressure transmitter device 27, lower pressure tap 19 and lower differential pressure transmitter device 28; Described upper differential pressure transmitter device 27 connects upper pressure tap 17, and described upper pressure tap 17 connects filter 9; Described lower differential pressure transmitter device 28 connects lower pressure tap 19, and described lower pressure tap 19 connects filter 9;
A method of work for coalite tar automatic filtering unit, comprises the following steps:
A, topping up exhaust: first close slag-discharging valve 4, filter washing water inlet valve 3, rinse liquid outlet valve 6, purified liquor outlet valve 8, cylinders retract is in home position; Detect again ball-cock assembly 29, upper differential pressure transmitter device 27 and lower differential pressure transmitter device 28 whether sensitive, safe, reliable and meet initialized normal operating condition; Its two, start in original fluid container 24 force (forcing) pump, stoste is pressurized to 0.5MPa and prepares to 9 topping ups in filter; Its three, in the time that stoste reaches 0.5MPa, open first completely after drain tap 11, then stoste inlet valve 10 opened; Now in original fluid container 24, enter in filter tank body 12 through stoste inlet valve 10 and stoste entrance 14 by pipeline through the stoste of pressurization, gas in filter tank body 12 is discharged in gas tank 26 and carries out after harmless treatment through exhaust outlet 16, drain tap 11, then discharges in atmosphere; The liquid level that is filled with filter 9 inside when stoste does not reach ball-cock assembly 29 while closing height, and topping up exhaust condition remains unchanged, and continues to carry out exhaust condition; The liquid level that is filled with filter 9 inside when stoste reaches ball-cock assembly 29 while closing height, closes immediately drain tap 11, opens purified liquor outlet valve 8; Now, topping up exhaust finishes, and enters the filtration treatment stage;
B, filtration treatment: after steps A operation, purified liquor outlet valve 8 and stoste inlet valve 10 continue to open, continue to be filled with stoste to filter tank body 12 is interior, opens the duty that upper differential pressure transmitter device 27 and lower differential pressure transmitter device 28 detect online, judge simultaneously; In the time that stoste is flowed through filter core 13, upper differential pressure transmitter device 27 and lower differential pressure transmitter device 28 are provided with setting value 0.2MPa, if be less than setting value 0.2MPa, filter 9 keeps filtration condition continuous firing; Now, solid impurity or particle are intercepted at filter core 13 inner surfaces, and the liquid that meets technological requirement arrives filter core annular groove 30 places through filter core 13, and the liquid after filtration is discharged in clear liquid tank 25 through purified liquor outlet 23, purified liquor outlet valve 8; When upper differential pressure transmitter device 27 and lower differential pressure transmitter device 28 are more than or equal to while setting pressure difference 0.2MPa, filter 9 stops filtration work, closes stoste inlet valve 10 simultaneously, enters the processing stage of scraping slag;
C, scrape slag processing: detect when setting pressure difference and being more than or equal to 0.2MPa through step B, close stoste inlet valve 10, open cylinder and come and go working procedure, make cylinder 15 piston rod energy auto-extending or retractions, scrape slag piston 18 and also follow piston rod and move back and forth once; At this moment, solid impurity or particle can deposit to filter tank body 12 bottoms, scrape slag piston 18 and are retracted into home position, and purified liquor outlet valve 8 is closed, and each actuator comes back to init state; Now, device comes back to steps A and starts working, and goes round and begins again;
D, deslagging processing: when step C solid impurity after treatment or particle deposition reach maximum collection quantity of slag 25L or set 80 minutes deslagging time to filter tank body 12 bottoms, filter can be in office when section is opened slag-discharging valve 4 automatically, slag slurry is disposed to filter residue recycling can 5 by slag-drip opening 21 through slag-discharging valve 4;
E, periodic cleaning: in the time that filter 9 moves 120 days, need clean filter 9, when cleaning, close stoste inlet valve 10, purified liquor outlet valve 8, drain tap 11, rinse liquid outlet valve 6, slag-discharging valve 4, open filter washing water inlet valve 3, start cleaning fluid delivery pump 2, cleaning fluid is filled with in filter tank body 12, after being full of, stop cleaning fluid delivery pump 2, close filter washing water inlet valve 3, soak after 3 minutes, start and scrape slag piston 18, it is moved up and down 5 minutes, open again rinse liquid outlet valve 6, filter washing water inlet valve 3, open cleaning fluid delivery pump 2, the cleaning fluid that cleaning fluid delivery pump 2 is sent in cleaning fluid and the original filter in filter together drains in cleaning fluid recycling can 7, in the time that device moves 3 minutes, close cleaning fluid delivery pump 2, filter washing water inlet valve 3, open drain tap 11, make again cleaning fluid dependence self pressure differential in filter flow in cleaning fluid recycling can 7.
Shown in Fig. 1, be specific embodiment of the utility model, filter medium is that dregginess is 0.07% coalite tar, and dielectric viscosity is 8.5cP, and the treating capacity of filter is 10m
3/ h; Coal tar after filtration reaches the requirement of following process equipment to solids content.
Claims (8)
1. a coalite tar automatic filtering unit, is characterized in that: mainly comprise filter (9), filtration system, purging system, dreg removing system, control system;
Described filter (9) comprises filter tank body (12), filter core (13), stoste entrance (14), cylinder (15), exhaust outlet (16), upper pressure tap (17), scrapes slag piston (18), lower pressure tap (19), rinse liquid outlet (20), slag-drip opening (21), filter washing water inlet (22), purified liquor outlet (23), ball-cock assembly (29); Described filter tank body (12) is connected with filter core (13), stoste entrance (14), cylinder (15), exhaust outlet (16), upper pressure tap (17), lower pressure tap (19), rinse liquid outlet (20), slag-drip opening (21), filter washing water inlet (22), purified liquor outlet (23), ball-cock assembly (29) respectively; The described slag piston (18) of scraping connects respectively cylinder (15) and filter core (13);
Described filtration system comprises filter (9), original fluid container (24), stoste inlet valve (10), stoste entrance (14), clear liquid tank (25), purified liquor outlet valve (6), purified liquor outlet (23), exhaust outlet (16), drain tap (11), gas tank (26); Described original fluid container (24) outlet connects stoste inlet valve (10), and the outlet of described stoste inlet valve (10) connects stoste entrance (14), and described stoste entrance (14) connects filter; Described clear liquid tank (25) entrance connects purified liquor outlet valve (8), and described purified liquor outlet valve (8) connects purified liquor outlet (23), and described purified liquor outlet (23) connects filter (9); Described gas tank (26) entrance connects drain tap (11) outlet, and described drain tap (11) entrance connects exhaust outlet (16), and described exhaust outlet (16) connects filter;
Described purging system comprises filter (9), cleaning fluid storage tank (1), cleaning fluid delivery pump (2), filter washing water inlet valve (3), filter washing water inlet (22), rinse liquid outlet (20), rinse liquid outlet valve (6), cleaning fluid recycling can (7); Described cleaning fluid storage tank (1) outlet connects cleaning fluid delivery pump (2) entrance, and described cleaning fluid delivery pump (2) outlet connects filter washing water inlet valve (3), and described filter washing water inlet (22) connects filter (9); Described filter (9) connects rinse liquid outlet (20), and described rinse liquid outlet (20) connects rinse liquid outlet valve (6), and described rinse liquid outlet valve (6) connects cleaning fluid recycling can (7);
Described dreg removing system comprises filter (9), slag-drip opening (21), slag-discharging valve (4) and filter residue recycling can (5); Described filter (9) connects slag-drip opening (21) outlet, and described slag-drip opening (21) outlet connects slag-discharging valve (4), and described slag-discharging valve (4) connects filter residue recycling can (5);
Described control system comprises filter (9), upper pressure tap (17), upper differential pressure transmitter device (27), lower pressure tap (19) and lower differential pressure transmitter device (28); Pressure tap (17) in described upper differential pressure transmitter device (27) connection, described upper pressure tap (17) connects filter (9); Described lower differential pressure transmitter device (28) connects lower pressure tap (19), and described lower pressure tap (19) connects filter (9).
2. a kind of coalite tar automatic filtering unit according to claim 1, is characterized in that: described filter core (13) is the ceramic element that adopts band outer groove (30).
3. a kind of coalite tar automatic filtering unit according to claim 1, is characterized in that: described filter core (13) position is: annular groove (30) opening part center line and the alignment of purified liquor outlet (23) center line.
4. a kind of coalite tar automatic filtering unit according to claim 1, is characterized in that: the position of described lower pressure tap (19) is that the mirror image of purified liquor outlet (23) is coaxial.
5. a kind of coalite tar automatic filtering unit according to claim 1, is characterized in that: the described fit clearance of scraping slag piston (18) and filter core (13) inner surface is 0.07mm.
6. a kind of coalite tar automatic filtering unit according to claim 1, is characterized in that: described cylinder (15) position degree is that the middle circular piston bar of cylinder (15) and circular filter core (13) are coaxial.
7. a kind of coalite tar automatic filtering unit according to claim 1, is characterized in that: the position of described stoste entrance (14), upper pressure tap (17) is that stoste entrance (14), upper pressure tap (17) center line are axially gone up section (31) higher than filter core (13) and be of a size of 800mm.
8. a kind of coalite tar automatic filtering unit according to claim 1, is characterized in that: described ball-cock assembly (29) position must not and filter core (13) axially go up section (31), upper pressure tap (17), exhaust outlet (16), cylindrical shell (32), cylinder (15) and interfere.
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CN201320879427.4U CN203620344U (en) | 2013-12-30 | 2013-12-30 | Automatic low-temperature coal tar filter device |
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CN201320879427.4U CN203620344U (en) | 2013-12-30 | 2013-12-30 | Automatic low-temperature coal tar filter device |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103706162A (en) * | 2013-12-30 | 2014-04-09 | 大连华氏流体设备有限公司 | Automatic filtering device for low-temperature coal tar and working method of automatic filtering device |
CN106363459A (en) * | 2016-11-29 | 2017-02-01 | 合肥齐飞信息技术有限公司 | Milling machine with cooling liquid filtering device |
CN109078379A (en) * | 2018-09-27 | 2018-12-25 | 安庆泰邦船舶科技有限公司 | A kind of fueller |
-
2013
- 2013-12-30 CN CN201320879427.4U patent/CN203620344U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103706162A (en) * | 2013-12-30 | 2014-04-09 | 大连华氏流体设备有限公司 | Automatic filtering device for low-temperature coal tar and working method of automatic filtering device |
CN106363459A (en) * | 2016-11-29 | 2017-02-01 | 合肥齐飞信息技术有限公司 | Milling machine with cooling liquid filtering device |
CN109078379A (en) * | 2018-09-27 | 2018-12-25 | 安庆泰邦船舶科技有限公司 | A kind of fueller |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140604 Termination date: 20161230 |
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CF01 | Termination of patent right due to non-payment of annual fee |