CN204474586U - Second evaporator series connection production equipment in tar distillation - Google Patents
Second evaporator series connection production equipment in tar distillation Download PDFInfo
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- CN204474586U CN204474586U CN201520141142.XU CN201520141142U CN204474586U CN 204474586 U CN204474586 U CN 204474586U CN 201520141142 U CN201520141142 U CN 201520141142U CN 204474586 U CN204474586 U CN 204474586U
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- tube
- tar
- dual circulation
- circulation portion
- evaporator
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Abstract
Second evaporator series connection production equipment in a kind of tar distillation, comprises the one section of evaporation part connected in turn, I system production department in parallel and II system production department, the I system dual circulation portion be connected respectively with I system production department and the II system production department of described parallel connection and II system dual circulation portion; Between described I system production department and I system dual circulation portion, be provided with the first Y-tube, between described II system production department and II system dual circulation portion, be provided with the second Y-tube, described first Y-tube is connected with the second Y-tube.The utility model adopts two dual circulation portions that can walk abreast or switch, a pair Y-tube is utilized to realize switching fast, when the dual circulation portion of described production equipment breaks down, then realize the quick switching between two parallel dual circulation portions by the described Y-tube of adjustment and control valve, ensure that the free of discontinuities of tar distillation system is produced.
Description
Technical field
The utility model relates to second evaporator series connection production equipment in tar distillation, belongs to the technical field of tar distillation equipment.
Background technology
What the processing of current coke-oven plant tar adopted is domestic traditional distil process, tar distillation technique squeezes in tube furnace to the one section of ram pump of the raw tar after standing dewatering tank by heating, vaporizer and cut column distillation is squeezed into after preheating, utilize the difference of each component boiling point in raw tar, realize effective separation of each component, obtain required light oil and tri-mixed fractions.Tar distillation technics comparing is simple, and system is single, and equipment is few.In existing production technique, tar distillation is divided into two cover independent systems, does not interfere with each other, and comprise raw material storage tank, ram pump, tube furnace, vaporizer, cut tower, water cooler, product storage tank etc. respectively, set of system independent operating, a set of production is for subsequent use in addition.In actual production, smooth to second evaporator section running and comparing from raw tar storage tank, and from the follow-up distilling period of second evaporator, because follow-up series devices failure rate is higher, as cut tower temperature is difficult to stability contorting, the decline of outlet cooling effect of cooler and water-and-oil separator poor effect etc., follow-up distillation production emergency situations is more, once there is comparatively major break down in second evaporator and follow-up series devices causes fluctuation, Distallation systm must be stopped work and be switched redundant system and produce, shutting down is caused to switch a large amount of time waste of production period, have a strong impact on the continuity of production, and during shutting down, a large amount of defective material runs at system internal recycle, cause the dual waste of raw material and the energy.
Utility model content
For the deficiencies in the prior art, the utility model provides second evaporator series connection production equipment in a kind of tar distillation, two cover independent production systems are integrated by this device, the series connection solving two cover independent production systems uses problem, achieve the quick switching between two cover systems when single cover vaporizer and follow-up series devices break down, ensure that not the stopping work of tar distillation system, free of discontinuities produces.
The technical solution of the utility model is as follows:
Second evaporator series connection production equipment in a kind of tar distillation, comprises the one section of evaporation part connected in turn, I system production department in parallel and II system production department, the I system dual circulation portion be connected respectively with I system production department and the II system production department of described parallel connection and II system dual circulation portion;
Between described I system production department and I system dual circulation portion, be provided with the first Y-tube, between described II system production department and II system dual circulation portion, be provided with the second Y-tube, described first Y-tube is connected with the second Y-tube.The dual circulation portion of easy fault sorts out with whole production equipment and is separated by the utility model, and arranges two parallel production departments and dual circulation portion: when normally producing, two dual circulation portions run simultaneously; When wherein a dual circulation portion breaks down or needs to overhaul it, by regulating the valve on the first Y-tube and the second Y-tube, the work conversion in rapid realization two cover dual circulation portion and single cover dual circulation portion, technique is stagnated without the need to stop production or preheating etc., ensure that the continuity that tar distillation is produced, improve production efficiency, to production equipment routine preventive maintenance to ensure the safe operation of whole device.
Preferred according to the utility model, described one section of evaporation part comprises the raw tar groove connected in turn, one section of ram pump, tubular oven, anhydrous tar groove and one section of vaporizer.
Preferred according to the utility model, described I system production department comprises I system two sections of ram pumps and I system tubular oven; Described II system production department comprises II system two sections of ram pumps and II system tubular oven; The discharge port of described one section of vaporizer is connected with described I system two sections of ram pumps and II system two sections of ram pumps respectively.
Preferred according to the utility model, described I system dual circulation portion comprises the I system flash evaporator, I system cut tower, I system product water cooler and the I system product groove that connect in turn; Described II system dual circulation portion comprises the II system flash evaporator, II system cut tower, II system product water cooler and the II system product groove that connect in turn;
The discharge port of described I system tubular oven is connected with the wherein two ends of described first Y-tube respectively with the feeding mouth of I system flash evaporator, and the discharge outlet of described I system tubular oven is provided with the first tar control valve; The feeding mouth place of described I system flash evaporator is provided with the first feed valve;
The discharge port of described II system tubular oven is connected with the wherein two ends of described second Y-tube respectively with the feeding mouth of II system flash evaporator, and the discharge outlet of described II system tubular oven is provided with the second tar control valve; The feeding mouth place of described II system flash evaporator is provided with the second feed valve;
The other end of described first Y-tube is connected with the second control valve respectively by the first control valve with the other end of described second Y-tube.
Preferred according to the utility model, be provided with I System steam blow down valve between the discharge port of described I system tubular oven and the feeding mouth of I system flash evaporator; II System steam blow down valve is provided with between the discharge port of described II system tubular oven and the feeding mouth of II system flash evaporator.
Advantage of the present utility model:
1, second evaporator series connection production equipment in tar distillation described in the utility model, adopt two dual circulation portions that can walk abreast or switch, a pair Y-tube is utilized to realize switching fast, when the dual circulation portion of described production equipment breaks down, then realize the quick switching between two parallel dual circulation portions by the described Y-tube of adjustment and control valve, ensure that the free of discontinuities of tar distillation system is produced.
2, in tar distillation described in the utility model, second evaporator series connection production equipment structure is simple, and easy to operate, cost is low, is suitable for large-scale promotion and utilizes.
3, in tar distillation described in the utility model, second evaporator series connection production equipment is isolated parallel for dual circulation portion higher for failure rate, quick replacement can be realized, not only can ensure the normal service work in described dual circulation portion, equipment preheating procedure can also be reduced, ensure that tar distillation can safe and continuous be produced.
Accompanying drawing explanation
Fig. 1 is the one-piece construction schematic diagram of device described in the utility model;
Fig. 2 is the one-piece construction schematic diagram of the first Y-tube described in the utility model and the second Y-tube.
In Fig. 1-2, 1, raw tar groove, 2, one section of ram pump, 3, tubular oven, 4, anhydrous tar groove, 5, one section of vaporizer, 6, I system two sections ram pump, 7, II system two sections ram pump, 8, I system tubular oven, 9, II system tubular oven, 10, I system flash evaporator, 11, II system flash evaporator, 12, first tar control valve, 13, first Y-tube, 14, first feed valve, 15, first control valve, 16, series connection straight tube, 17, second control valve, 18, second tar control valve, 19, second Y-tube, 20, second feed valve, 21, I system cut tower, 22, II system cut tower, 23, I system product water cooler, 24, II system product water cooler, 25, I system product groove, 26, II system product groove, 27, I System steam blow down valve, 28, II System steam blow down valve.
Embodiment
Below in conjunction with embodiment, the utility model is described in detail, but is not limited thereto.
Embodiment 1,
Second evaporator series connection production equipment in a kind of tar distillation, comprises the one section of evaporation part connected in turn, I system production department in parallel and II system production department, the I system dual circulation portion be connected respectively with I system production department and the II system production department of described parallel connection and II system dual circulation portion;
Between described I system production department and I system dual circulation portion, be provided with the first Y-tube 13, be provided with the second Y-tube 19 between described II system production department and II system dual circulation portion, described first threeway 13 pipe is connected with the second Y-tube 19.
Described one section of evaporation part comprises raw tar groove 1, the one section of ram pump 2, tubular oven 3, anhydrous tar groove 4 and the one section of vaporizer 5 that connect in turn.
Described I system production department comprises I system two sections of ram pumps 6 and I system tubular oven 8; Described II system production department comprises II system two sections of ram pumps 7 and II system tubular oven 9; The discharge port of described one section of vaporizer 5 is connected with described I system two sections of ram pumps 6 and II system two sections of ram pumps 7 respectively.
Described I system dual circulation portion comprises the I system flash evaporator 10, I system cut tower 21, I system product water cooler 23 and the I system product groove 25 that connect in turn; Described II system dual circulation portion comprises the II system flash evaporator 11, II system cut tower 22, II system product water cooler 24 and the II system product groove 26 that connect in turn;
The discharge port of described I system tubular oven 8 is connected with the wherein two ends of described first Y-tube 13 respectively with the feeding mouth of I system flash evaporator 10, and the discharge outlet of described I system tubular oven 8 is provided with the first tar control valve 12; The feeding mouth place of described I system flash evaporator 10 is provided with the first feed valve 14;
The discharge port of described II system tubular oven 9 is connected with the wherein two ends of described second Y-tube 19 respectively with the feeding mouth of II system flash evaporator 11, and the discharge outlet of described II system tubular oven 9 is provided with the second tar control valve 18; The feeding mouth place of described II system flash evaporator is provided with the second feed valve 20;
The other end of described first Y-tube 13 is connected with the second control valve 17 respectively by the first control valve 15 with the other end of described second Y-tube 19.
Embodiment 2,
Second evaporator series connection production equipment in a kind of tar distillation according to embodiment 1, its difference is, is provided with I System steam blow down valve 27 between the discharge port of described I system tubular oven 8 and the feeding mouth of I system flash evaporator 10; II System steam blow down valve 28 is provided with between the discharge port of described II system tubular oven 9 and the feeding mouth of II system flash evaporator 11.
A kind of utilization is second evaporator series connection production equipment method of work in tar distillation as described in embodiment 1,2, comprises step as follows:
Series connection I system dual circulation portion of wherein said I system production department, forms I system; Series connection II system dual circulation portion of described II system production department, forms II system;
When I system and the work of II system in parallel:
Open described first tar control valve 12 and the first feed valve 14, close described first control valve 15, make described I system carry out work;
Open described second tar control valve 18 and the second feed valve 20, close described second control valve 17, make described II system carry out work;
When breaking down in I system dual circulation portion, then close the first feed valve 14; Open described first control valve 15, second control valve 17, realize switching to II system fast and carry out work;
When breaking down in II system dual circulation portion, then close the second feed valve 20; Open described first control valve 15, second control valve 17, realize switching to I system fast and carry out work;
A kind of utilization is second evaporator series connection production equipment method of work in tar distillation as described in embodiment 1,2, comprises step as follows:
Series connection I system dual circulation portion of wherein said I system production department, forms I system; Series connection II system dual circulation portion of described II system production department, forms II system;
When one of I system or II system are work for subsequent use:
1) when II system is work for subsequent use:
Open described first tar control valve 12 and the first feed valve 14; Close described first control valve 15, make described I system carry out work; Close described second tar control valve 18 and the second feed valve 20, close described second control valve 17, make described II system downtime for subsequent use;
When breaking down in I system dual circulation portion, then close the first feed valve 14; Open described first control valve 15, second control valve 17, second tar control valve 18 and the second feed valve 20, realize switching to II system fast and carry out work;
2) when I system is work for subsequent use:
Open described second tar control valve 18 and the second feed valve 20; Close described second control valve 17, make described II system carry out work; Close described first tar control valve 12 and the first feed valve 14, close described first control valve 15, make described I system downtime for subsequent use;
When breaking down in II system dual circulation portion, then close the second feed valve 20; Open described first control valve 15, second control valve 17, first tar control valve 12 and the first feed valve 14, realize switching to I system fast and carry out work.
Claims (5)
1. second evaporator series connection production equipment in a tar distillation, it is characterized in that, described production equipment comprises the one section of evaporation part connected in turn, I system production department in parallel and II system production department, the I system dual circulation portion be connected respectively with I system production department and the II system production department of described parallel connection and II system dual circulation portion;
Between described I system production department and I system dual circulation portion, be provided with the first Y-tube, between described II system production department and II system dual circulation portion, be provided with the second Y-tube, described first Y-tube is connected with the second Y-tube.
2. second evaporator series connection production equipment in a kind of tar distillation as claimed in claim 1, it is characterized in that, described one section of evaporation part comprises the raw tar groove connected in turn, one section of ram pump, tubular oven, anhydrous tar groove and one section of vaporizer.
3. second evaporator series connection production equipment in a kind of tar distillation as claimed in claim 2, it is characterized in that, described I system production department comprises I system two sections of ram pumps and I system tubular oven; Described II system production department comprises II system two sections of ram pumps and II system tubular oven; The discharge port of described one section of vaporizer is connected with described I system two sections of ram pumps and II system two sections of ram pumps respectively.
4. second evaporator series connection production equipment in a kind of tar distillation as claimed in claim 3, it is characterized in that, described I system dual circulation portion comprises the I system flash evaporator, I system cut tower, I system product water cooler and the I system product groove that connect in turn; Described II system dual circulation portion comprises the II system flash evaporator, II system cut tower, II system product water cooler and the II system product groove that connect in turn;
The discharge port of described I system tubular oven is connected with the wherein two ends of described first Y-tube respectively with the feeding mouth of I system flash evaporator, and the discharge outlet of described I system tubular oven is provided with the first tar control valve; The feeding mouth place of described I system flash evaporator is provided with the first feed valve;
The discharge port of described II system tubular oven is connected with the wherein two ends of described second Y-tube respectively with the feeding mouth of II system flash evaporator, and the discharge outlet of described II system tubular oven is provided with the second tar control valve; The feeding mouth place of described II system flash evaporator is provided with the second feed valve;
The other end of described first Y-tube is connected with the second control valve respectively by the first control valve with the other end of described second Y-tube.
5. second evaporator series connection production equipment in a kind of tar distillation as claimed in claim 4, is characterized in that, be provided with I System steam blow down valve between the discharge port of described I system tubular oven and the feeding mouth of I system flash evaporator; II System steam blow down valve is provided with between the discharge port of described II system tubular oven and the feeding mouth of II system flash evaporator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520141142.XU CN204474586U (en) | 2014-12-05 | 2015-03-12 | Second evaporator series connection production equipment in tar distillation |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420761281 | 2014-12-05 | ||
| CN2014207612818 | 2014-12-05 | ||
| CN201520141142.XU CN204474586U (en) | 2014-12-05 | 2015-03-12 | Second evaporator series connection production equipment in tar distillation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204474586U true CN204474586U (en) | 2015-07-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520141142.XU Withdrawn - After Issue CN204474586U (en) | 2014-12-05 | 2015-03-12 | Second evaporator series connection production equipment in tar distillation |
Country Status (1)
| Country | Link |
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| CN (1) | CN204474586U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104673347A (en) * | 2014-12-05 | 2015-06-03 | 莱芜钢铁集团有限公司 | Secondary evaporator series production device in tar distillation and application thereof |
-
2015
- 2015-03-12 CN CN201520141142.XU patent/CN204474586U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104673347A (en) * | 2014-12-05 | 2015-06-03 | 莱芜钢铁集团有限公司 | Secondary evaporator series production device in tar distillation and application thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150715 Effective date of abandoning: 20170322 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |