CN209778698U - Styrene anti-channeling device among multiple dilution kettles - Google Patents
Styrene anti-channeling device among multiple dilution kettles Download PDFInfo
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- CN209778698U CN209778698U CN201822170850.2U CN201822170850U CN209778698U CN 209778698 U CN209778698 U CN 209778698U CN 201822170850 U CN201822170850 U CN 201822170850U CN 209778698 U CN209778698 U CN 209778698U
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Abstract
The utility model relates to a styrene anti-channeling device between a plurality of dilution kettles. The device is provided with a plurality of dilution kettles and styrene recovery systems corresponding to the dilution kettles, wherein a feed inlet and a vertical condenser are arranged on each dilution kettle, the upper port of the vertical condenser is connected with a horizontal condenser, and the liquid outlet of the horizontal condenser is connected with a liquid receiver to form the styrene recovery system; styrene recovery system passes through the exhaust gas pipeline and is connected with high concentration waste gas preprocessing device, and high concentration waste gas preprocessing device includes draught fan, water sealed tank and alkaline tower, and the draught fan passes through the intake pipe to be connected with the water sealed tank, and the water sealed tank still is provided with the outlet duct, and outlet duct one end is connected with the alkaline tower, and a plurality of high concentration waste gas preprocessing device are connected with the forced draught blower that gathers through the pipeline respectively. The styrene recovery system of each dilution kettle of the device is mutually separated and does not influence each other, and the styrene recovery and utilization device saves resources, prevents resin polymerization accidents caused by waste styrene, and ensures the product quality and the production safety.
Description
Technical Field
The utility model belongs to the technical field of chemical industry equipment, a prevent scurrying device is related to, styrene prevents scurrying device between concretely relates to a plurality of dilution kettles.
Background
in the field of organic polymer chemical industry, particularly, the reaction temperature of unsaturated polyester reaches 190-220 ℃, and accidents such as fire, explosion, poisoning and the like are easy to occur and the personal safety is harmed due to the harmfulness of materials in the production process.
In the production process of the unsaturated polyester resin, because polyester with higher temperature is diluted into styrene, part of the styrene can volatilize, and because the dilution kettle is connected with a styrene recovery system, styrene between the dilution kettles is easy to flee, and the product is unqualified; the waste styrene can cause resin polymerization accidents, and has potential safety hazards.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: to above-mentioned defect, the utility model provides a device is prevented scurrying by styrene between a plurality of dilution kettles, every styrene recovery system who dilutes the cauldron separates each other, does not influence each other, to styrene recycle, resources are saved, and prevent that useless styrene from causing resin polymerization occurence of failure, ensure product quality and production safety.
The utility model provides a technical scheme that its technical problem adopted as follows:
Styrene anti-channeling device between a plurality of dilution kettles has a plurality of dilution kettles and dilutes the styrene recovery system that the cauldron corresponds, its characterized in that: the styrene recovery systems are mutually independent, and the diluting kettle and the styrene recovery system corresponding to the diluting kettle are an operation unit; the styrene recovery systems are respectively connected with the high-concentration waste gas pretreatment device;
the diluting kettle is provided with a feeding hole, the diluting kettle is also provided with a vertical condenser, the diluting kettle is communicated with the lower port of the vertical condenser, the upper port of the vertical condenser is connected with a horizontal condenser, the liquid outlet of the horizontal condenser is connected with a liquid receiver, and the vertical condenser, the horizontal condenser and the liquid receiver form a styrene recovery system;
the styrene recovery system is connected with the high-concentration waste gas pretreatment device through a waste gas pipeline, and a first pressure transmitter is arranged on the waste gas pipeline;
The high-concentration waste gas pretreatment device comprises an induced draft fan, a water seal tank and an alkaline washing tower, wherein the induced draft fan is connected with the water seal tank through an arranged air inlet pipe, sealing liquid is arranged in the water seal tank, the pipe orifice of the air inlet pipe is immersed in the sealing liquid, the water seal tank is also provided with an air outlet pipe, the pipe orifice of the air outlet pipe is arranged above the liquid level of the sealing liquid, one end of the air outlet pipe is also provided with the alkaline washing tower, the alkaline washing tower is provided with a plurality of internal baffle plates, the internal baffle plates are arranged on the inner wall of a cavity body of the alkaline washing tower, and the bottom of the alkaline washing tower is provided with a vortex;
The high-concentration waste gas pretreatment devices are all connected with a collecting blower, namely, an upper opening of an alkaline washing tower in the high-concentration waste pretreatment device is connected with an inlet of the collecting blower through a pipeline, and an outlet pipeline of the collecting blower is provided with an online detector and a temperature transmitter;
and the styrene recovery system and the high-concentration waste gas pretreatment device are controlled by an industrial control system.
Furthermore, the mouth of the air inlet pipe is provided with an air distribution pipe.
furthermore, a liquid level transmitter and a second pressure transmitter are arranged on the water seal tank.
furthermore, the middle section of the water seal tank is also provided with a regulating and supplementing valve and an overflow pipe.
Furthermore, the water seal tank is also provided with an automatic exhaust valve, and the automatic exhaust valve is controlled by an industrial control system.
furthermore, the water seal tank still be provided with fire water and wash the mouth, fire water wash the pipeline of mouthful connection on be provided with the blind plate.
the utility model provides a device is prevented scurrying by styrene between a plurality of dilution kettles possesses following beneficial effect:
(1) The styrene recovery systems of the dilution kettles in the device are mutually separated and are not influenced, so that the mutual channeling of styrene is effectively prevented, and the product quality is improved;
(2) The vertical condenser and the horizontal condenser are arranged on the dilution kettle, the condenser can increase the condensation effect, and the styrene condensed in the vertical condenser enters the dilution kettle again, so that the dosage of the styrene serving as a dilution solvent is saved; the styrene condensed in the horizontal condenser enters a liquid storage device, and the styrene is better recycled;
(3) the mouth of the air inlet pipe on the water seal tank is provided with an air distribution pipe which can ensure that the air inlet pipe cannot be blocked and ensure that airflow stably overflows the liquid level to prevent severe change; the liquid level transmitter and the second pressure transmitter arranged on the water-sealed tank can always ensure the liquid separation sealing depth; the arranged overflow pipe can ensure that the liquid seal depth can not block the tail gas channel due to overhigh liquid level; the fire-fighting water flushing port arranged on the water seal tank is used for regularly and thoroughly restarting attachments at the bottom of the water seal tank through the opening and closing of the blind plate;
(4) The concentration of the treated gas can be monitored on line by the online detector arranged on the summarizing air feeder, the temperature of the treated gas can be displayed by the temperature transmitter at any time, when the concentration exceeds a set early warning value or the temperature exceeds a set early warning value, the automatic exhaust valve arranged on the water-sealed tank is opened, and the treated gas is discharged outside after being treated by the additionally arranged flame arrester, so that the automation degree is high, and the safety and the reliability are realized;
(5) the internal baffle plate and the vortex breaker arranged in the alkaline washing tower can ensure that the tower is not blocked, reduce the generation of water mist, and ensure that the discharged waste gas meets the national emission standard after the uncondensed or volatilized styrene enters the device from the liquid reservoir for treatment.
Drawings
the foregoing and other objects, features, and advantages of the invention will be apparent from the following detailed description taken in conjunction with the accompanying drawings.
FIG. 1 is a schematic structural view of the present invention;
Wherein: 1 is the feed inlet, 10 is the industrial control system, 2 is the dilution cauldron, 3 is vertical condenser, 4 is horizontal condenser, 5 is the cistern, 51 is the exhaust gas pipeline, 52 is first pressure transmitter, 6 is the draught fan, 7 is the water seal tank, 70 is the blind plate, 71 is the intake pipe, 711 is the gas distribution pipe, 72 is the sealant liquid, 73 is the outlet duct, 74 is the liquid level transmitter, 75 is the second pressure transmitter, 76 adjusts supplementary valve, 77 is the overflow pipe, 78 is automatic discharge valve, 79 is fire water flushing port, 8 is the alkaline tower, 81 is inside baffling board, 82 is the vortex breaker, 9 is the forced draught blower that gathers, 91 is the online detector, 92 is temperature transmitter.
Detailed Description
in order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, the styrene channeling preventing device among the plurality of dilution kettles comprises a plurality of dilution kettles 2 and styrene recovery systems corresponding to the dilution kettles 2, wherein the styrene recovery systems are independent from each other, and the dilution kettles 2 and the styrene recovery systems corresponding to the dilution kettles are an operation unit; the styrene recovery systems are respectively connected with the high-concentration waste gas pretreatment device;
the device is characterized in that a feeding hole 1 is formed in the dilution kettle 2, a vertical condenser 3 is further arranged on the dilution kettle 2, the dilution kettle 2 is communicated with the lower port of the vertical condenser 3, the upper port of the vertical condenser 3 is connected with a horizontal condenser 4, the liquid outlet of the horizontal condenser 4 is connected with a liquid receiver 5, and the vertical condenser 3, the horizontal condenser 4 and the liquid receiver 5 form a styrene recovery system;
The styrene recovery system is connected with a high-concentration waste gas pretreatment device through an arranged waste gas pipeline 51, and a first pressure transmitter 52 is arranged on the waste gas pipeline 51;
the high-concentration waste gas pretreatment device comprises an induced draft fan 6, a water seal tank 7 and an alkaline washing tower 8, wherein the induced draft fan 6 is connected with the water seal tank 7 through an arranged air inlet pipe 71, sealing liquid 72 is arranged in the water seal tank 7, the pipe orifice of the air inlet pipe 71 is immersed in the sealing liquid 72, an air distribution pipe 711 is arranged at the pipe orifice of the air inlet pipe 71, the water seal tank 7 is further provided with an air outlet pipe 73, the pipe orifice of the air outlet pipe 73 is arranged above the liquid level of the sealing liquid 72, one end of the air outlet pipe 73 is further provided with the alkaline washing tower 8, the water seal tank 7 is provided with a liquid level transmitter 74, a second pressure transmitter 75, an adjusting and supplementing valve 76, an overflow pipe 77, an automatic exhaust valve 78 and a fire water flushing port 79, the automatic exhaust valve 78 is controlled by an industrial control system 10, and a blind plate 70 is arranged on a pipeline connected with; the alkaline washing tower 8 is provided with a plurality of internal baffle plates 81, the internal baffle plates 81 are arranged on the inner wall of the cavity of the alkaline washing tower 8, and the bottom of the alkaline washing tower 8 is provided with a vortex breaker 82;
the high-concentration waste gas pretreatment devices are all connected with a summary blower 9, namely, the upper opening of an alkaline tower 8 in the high-concentration waste pretreatment device is connected with the inlet of the summary blower 9 through a pipeline, and the outlet pipeline of the summary blower 9 is provided with an online detector 91 and a temperature transmitter 92;
The styrene recovery system and the high-concentration waste gas pretreatment device are controlled by an industrial control system 10.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (6)
1. Styrene anti-channeling device between a plurality of dilution kettles has a plurality of styrene recovery systems that dilute cauldron (2) and correspond, its characterized in that: the styrene recovery systems are mutually independent, and the diluting kettle (2) and the corresponding styrene recovery system are an operation unit; the styrene recovery systems are respectively connected with the high-concentration waste gas pretreatment device;
The device is characterized in that a feeding hole (1) is formed in the dilution kettle (2), a vertical condenser (3) is further arranged on the dilution kettle (2), the dilution kettle (2) is communicated with a lower port of the vertical condenser (3), an upper port of the vertical condenser (3) is connected with a horizontal condenser (4), a liquid outlet of the horizontal condenser (4) is connected with a liquid receiver (5), and the vertical condenser (3), the horizontal condenser (4) and the liquid receiver (5) form a styrene recovery system;
The styrene recovery system is connected with a high-concentration waste gas pretreatment device through an arranged waste gas pipeline (51), and a first pressure transmitter (52) is arranged on the waste gas pipeline (51);
The high-concentration waste gas pretreatment device comprises an induced draft fan (6), a water seal tank (7) and an alkaline washing tower (8), wherein the induced draft fan (6) is connected with the water seal tank (7) through an arranged air inlet pipe (71), sealing liquid (72) is arranged in the water seal tank (7), a pipe orifice of the air inlet pipe (71) is immersed in the sealing liquid (72), the water seal tank (7) is further provided with an air outlet pipe (73), an upper pipe orifice of the air outlet pipe (73) is arranged above the liquid level of the sealing liquid (72), one end of the air outlet pipe (73) is further provided with the alkaline washing tower (8), the alkaline washing tower (8) is provided with a plurality of internal baffle plates (81), the internal baffle plates (81) are arranged on the inner wall of a cavity of the alkaline washing tower (8), and the bottom of the alkaline washing tower (8) is provided with a vortex breaker (82);
The high-concentration waste gas pretreatment devices are all connected with a summary blower (9), namely, the upper opening of an alkaline tower (8) in the high-concentration waste pretreatment device is connected with the inlet of the summary blower (9) through a pipeline, and an online detector (91) and a temperature transmitter (92) are arranged on the outlet pipeline of the summary blower (9);
The styrene recovery system and the high-concentration waste gas pretreatment device are controlled by an industrial control system (10).
2. the styrene channeling preventing device between dilution kettles as defined in claim 1, wherein: the mouth of the air inlet pipe (71) is provided with an air distribution pipe (711).
3. The styrene channeling preventing device between dilution kettles as defined in claim 1, wherein: the water-sealed tank (7) is provided with a liquid level transmitter (74) and a second pressure transmitter (75).
4. The styrene channeling preventing device between dilution kettles as defined in claim 1, wherein: the middle section of the water seal tank (7) is also provided with a regulating supplement valve (76) and an overflow pipe (77).
5. the styrene channeling preventing device between dilution kettles as defined in claim 1, wherein: the water-sealed tank (7) is also provided with an automatic exhaust valve (78), and the automatic exhaust valve (78) is controlled by an industrial control system (10).
6. The styrene channeling preventing device between dilution kettles as defined in claim 1, wherein: water-sealed tank (7) still be provided with fire water flushing port (79), fire water flushing port (79) be provided with blind plate (70) on the pipeline that connects of mouth (79).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822170850.2U CN209778698U (en) | 2018-12-21 | 2018-12-21 | Styrene anti-channeling device among multiple dilution kettles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822170850.2U CN209778698U (en) | 2018-12-21 | 2018-12-21 | Styrene anti-channeling device among multiple dilution kettles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209778698U true CN209778698U (en) | 2019-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822170850.2U Active CN209778698U (en) | 2018-12-21 | 2018-12-21 | Styrene anti-channeling device among multiple dilution kettles |
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| Country | Link |
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| CN (1) | CN209778698U (en) |
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2018
- 2018-12-21 CN CN201822170850.2U patent/CN209778698U/en active Active
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