CN209165369U - Benzene Chloride steam condensate recycling system - Google Patents
Benzene Chloride steam condensate recycling system Download PDFInfo
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- CN209165369U CN209165369U CN201821846099.7U CN201821846099U CN209165369U CN 209165369 U CN209165369 U CN 209165369U CN 201821846099 U CN201821846099 U CN 201821846099U CN 209165369 U CN209165369 U CN 209165369U
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Abstract
A kind of Benzene Chloride steam condensate recycling system, including Benzene Chloride reservoir gas processing unit, condensed water recovery unit, in the utility model, first water-jet pump circulation generates vacuum and sucks hydrogen chloride gas at the top of neutralizing tank, second water-jet pump circulation generates vacuum and sucks hydrogen chloride gas at the top of hydrochloric acid tank, two hydraulic jet pump separate configurations, reinforce vacuum degree, so that neutralizing tank, tail gas at the top of hydrochloric acid tank is absorbed in time, first breather valve, second breather valve acid gas emissions probability and discharge amount are greatly reduced, the condensed water of Benzene Chloride drain valve of heater bypass duct discharge is after hot-tub collection, on the one hand it is delivered to boiler room, as steam water, on the other hand as the technique moisturizing for absorbing water tank, absorb neutralizing tank, tail gas at the top of hydrochloric acid tank generates low-concentration hcl, solves pollution emission environment , the water resource waste of condensed water elimination is avoided, is turned waste into wealth.
Description
Technical field
The utility model relates to benzene chloride production equipment technical field, in particular to a kind of Benzene Chloride reclamation of condensate water
Utilize system.
Background technique
Water absorption technique is utilized to absorb the escaping gas being discharged at the top of neutralizing tank and hydrochloric acid tank during benzene chloride production,
The hydrogen chloride gas of sucking is dissolved in water generation low-concentration hcl, and hydrochloric acid tank, neutralizing tank are due to internal material temperature raising and pressure
Increase, breather valve constantly discharges sour gas, while polluting environment, also creates the wasting of resources.In addition, Benzene Chloride respectively heats
The condensed water of device drain valve bypass discharge is directly discharged into emergency lagoon, then beats through emergency lagoon waste water pump toward sewage plant, a large amount of steam
Condensed water increases wastewater flow rate as discharge of wastewater.
Summary of the invention
In view of this, in view of the above deficiencies, it is necessary to propose it is a kind of by condensed water, tail gas recycle utilize, turn waste into wealth
Benzene Chloride steam condensate recycling system.
A kind of Benzene Chloride steam condensate recycling system, including Benzene Chloride reservoir gas processing unit, condensed water return
Unit is received, Benzene Chloride reservoir gas processing unit includes neutralizing tank, hydrochloric acid tank, the first breather valve, the second breather valve, the first waterpower
Jet pump absorbs water tank, water absorption pump, the second hydraulic jet pump, moisturizing pipeline, the first motor-driven valve, the liquid phase of the neutralizing tank
Entrance is connected to the liquid-phase outlet of chlorinator, and the liquid phase entrance of the hydrochloric acid tank is connected to the liquid-phase outlet of by-product tower, neutralizing tank
Top the first breather valve is installed, the entrance of the first breather valve is connected to the inner cavity of neutralizing tank, the outlet of the first breather valve with
Atmosphere is equipped with the second breather valve at the top of hydrochloric acid tank, and the entrance of the second breather valve is connected to the inner cavity of hydrochloric acid tank, and second
The outlet of breather valve is communicated with the atmosphere, and the gaseous phase outlet at the top of neutralizing tank passes through the gas of the first connecting tube and the first hydraulic jet pump
The connection of phase entrance, the liquid-phase outlet of the first hydraulic jet pump are connected to the liquid phase entrance for absorbing water tank, and the liquid phase for absorbing water tank goes out
Mouth is connected to the entrance of water absorption pump, and the outlet of water absorption pump is connected to the liquid phase entrance of the first hydraulic jet pump, hydrochloric acid tank deck
The gaseous phase outlet in portion is connected to by the second connecting tube with the gas phase entrance of the second hydraulic jet pump, the liquid phase of the second hydraulic jet pump
It exports and is connected to the liquid phase entrance for absorbing water tank, the outlet of water absorption pump is connected to the liquid phase entrance of the second hydraulic jet pump, is mended
The outlet of waterpipe is connected to the water supplement port for absorbing tank top, and the first motor-driven valve, the condensation are equipped in moisturizing pipeline
Water recovery unit includes condensed water pipe network, hot-tub, heat-exchanger pump, boiler room, the condensate pipe net have multiple water inlets and
One water outlet, multiple water inlets of condensed water pipe network are connected to multiple Benzene Chloride drain valve of heater bypass ducts respectively, cold
The water outlet of condensate pipe network is connected to the water inlet of hot-tub, and the water outlet of hot-tub and the entrance of heat-exchanger pump connect, heat-exchanger pump
Outlet connect with boiler room, by hot-tub be delivered to boiler room use, heat-exchanger pump outlet also with the entrance of moisturizing pipeline
Connection.
Preferably, the Benzene Chloride reservoir gas processing unit further includes controller, Drainage pipe, the second motor-driven valve,
One pressure sensor, second pressure sensor are equipped with Drainage pipe in the bottom for absorbing water tank, are equipped on Drainage pipe
Second motor-driven valve, first pressure sensor, second pressure sensor, the first motor-driven valve, the second motor-driven valve connect with controller respectively
It connects, the first pressure sensor is used to detect the pressure of gas in neutralizing tank, and the pressure of gas is higher than and sets in neutralizing tank
The first high-voltage signal is issued when constant-pressure, the second pressure sensor is used to detect the pressure of gas in hydrochloric acid tank, and in salt
The second high-voltage signal is issued when the pressure of gas is higher than setting pressure in sour tank, controller receives the first high-voltage signal or second
High-voltage signal, and control and open the first motor-driven valve, the second motor-driven valve.
Preferably, the Benzene Chloride reservoir gas processing unit further includes the first condenser, the second condenser, and described first
Connecting tube includes pipeline on first, the first lower pipeline, and one end of the first lower pipeline is connected to the gaseous phase outlet at the top of neutralizing tank, the
Once the other end of pipeline is connected to the gas phase entrance of the first condenser, the gas phase of one end of pipeline and the first condenser on first
Outlet, the other end of pipeline is connected to the gas phase entrance of the first hydraulic jet pump on first, and the liquid phase of the first condenser goes out
Mouth is connected to the liquid phase entrance of neutralizing tank, and second connecting tube includes pipeline on second, the second lower pipeline, pipeline under second
One end is connected to the gaseous phase outlet at the top of hydrochloric acid tank, and the other end of the second lower pipeline is connected to the gas phase entrance of the second condenser,
One end of pipeline is connected to the gaseous phase outlet of the second condenser on second, the other end of pipeline and the second hydraulic jet pump on second
The connection of gas phase entrance, the liquid-phase outlet of the second condenser is connected to the liquid phase entrance of hydrochloric acid tank.
Preferably, the Benzene Chloride reservoir gas processing unit further includes the first gate valve, the second gate valve, first gate valve
It is mounted on the pipeline between the first hydraulic jet pump liquid phase entrance and water absorption pump discharge, second gate valve is mounted on second
Hydraulic jet pump liquid phase entrance and water absorb on the pipeline between pump discharge.
In the utility model, the first water-jet pump circulation generates vacuum and sucks hydrogen chloride gas at the top of neutralizing tank, the second water
Power sprays pump circulation and generates vacuum for hydrogen chloride gas sucking at the top of hydrochloric acid tank, and two hydraulic jet pump separate configurations reinforce vacuum degree,
So that the tail gas at the top of neutralizing tank, hydrochloric acid tank is absorbed in time, the first breather valve, the second breather valve acid gas emissions probability
And discharge amount is greatly reduced, the condensed water of Benzene Chloride drain valve of heater bypass duct discharge is after hot-tub collection, on the one hand
It is delivered to boiler room, as steam water, on the other hand as the technique moisturizing for absorbing water tank, absorbs neutralizing tank, hydrochloric acid tank deck
The tail gas in portion generates low-concentration hcl, solves pollution emission environment, avoids the water resource waste of condensed water elimination, becomes
Waste be changed into values.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the Benzene Chloride steam condensate recycling system.
In figure: Benzene Chloride reservoir gas processing unit 10, neutralizing tank 11, hydrochloric acid tank 12, the breathing of the first breather valve 13, second
Valve 14, absorbs water tank 16, water absorption pump 17, the second hydraulic jet pump 18, moisturizing pipeline 19, first at first hydraulic jet pump 15
Motor-driven valve 110, Drainage pipe 120, the second motor-driven valve 130, first pressure sensor 140, second pressure sensor 150, first
Condenser 160, the second condenser 170, the first gate valve 180, the second gate valve 190, condensed water recovery unit 20, condensed water pipe network
21, hot-tub 22, heat-exchanger pump 23, boiler room 24.
Specific embodiment
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is some embodiments of the utility model, for this
For the those of ordinary skill of field, without creative efforts, it can also be obtained according to these attached drawings others
Attached drawing.
Referring to Fig. 1, the utility model embodiment provides a kind of Benzene Chloride steam condensate recycling system, including chlorine
Change benzene reservoir gas processing unit 10, condensed water recovery unit 20, Benzene Chloride reservoir gas processing unit 10 include neutralizing tank 11,
Hydrochloric acid tank 12, the second breather valve 14, the first hydraulic jet pump 15, absorbs water tank 16, water absorption pump 17, the at first breather valve 13
Two hydraulic jet pumps 18, moisturizing pipeline 19, the first motor-driven valve 110, the liquid phase entrance of neutralizing tank 11 and the liquid-phase outlet of chlorinator
Connection, the liquid phase entrance of hydrochloric acid tank 12 are connected to the liquid-phase outlet of by-product tower, and the top of neutralizing tank 11 is equipped with the first breather valve
13, the entrance of the first breather valve 13 is connected to the inner cavity of neutralizing tank 11, and the outlet of the first breather valve 13 is communicated with the atmosphere, hydrochloric acid tank
12 top is equipped with the second breather valve 14, and the entrance of the second breather valve 14 is connected to the inner cavity of hydrochloric acid tank 12, the second breather valve
14 outlet is communicated with the atmosphere, and the gaseous phase outlet at 11 top of neutralizing tank passes through the gas of the first connecting tube and the first hydraulic jet pump 15
The connection of phase entrance, the liquid-phase outlet of the first hydraulic jet pump 15 are connected to the liquid phase entrance for absorbing water tank 16, absorb water tank 16
Liquid-phase outlet is connected to the entrance of water absorption pump 17, and the outlet of water absorption pump 17 connects with the liquid phase entrance of the first hydraulic jet pump 15
Logical, the gaseous phase outlet at 12 top of hydrochloric acid tank is connected to by the second connecting tube with the gas phase entrance of the second hydraulic jet pump 18, and second
The liquid-phase outlet of hydraulic jet pump 18 is connected to the liquid phase entrance for absorbing water tank 16, and the outlet of water absorption pump 17 and the second waterpower are sprayed
The liquid phase entrance connection of pump 18 is penetrated, the outlet of moisturizing pipeline 19 is connected to the water supplement port for absorbing 16 top of water tank, in moisturizing pipeline
First motor-driven valve 110 is installed, condensed water recovery unit 20 includes condensed water pipe network 21, hot-tub 22, heat-exchanger pump 23, pot on 19
Furnace room 24, condensed water pipe network 21 have multiple water inlets and a water outlet, multiple water inlets of condensed water pipe network 21 respectively with
Multiple Benzene Chloride drain valve of heater bypass duct connections, the water outlet of condensed water pipe network 21 and the water inlet of hot-tub 22 connect
Logical, the water outlet of hot-tub 22 is connect with the entrance of heat-exchanger pump 23, and the outlet of heat-exchanger pump 23 is connect with boiler room 24, by hot water
Pond 22 is delivered to the use of boiler room 24, and the outlet of heat-exchanger pump 23 is also connected to the entrance of moisturizing pipeline 19.
Condensed water pipe network 21 is other than the condensed water for collecting above-mentioned Benzene Chloride drain valve of heater bypass, it may also be used for
Collect the bypass of fore-running reboiler drain valve, rectifying reboiler drain valve bypasses, fore-running preheater drain valve bypasses, tower heating in two
Device drain valve bypasses, flash tank drain valve bypasses, the condensed water of tracing steam.
In the utility model, the first hydraulic jet pump 15 circulation generates vacuum and sucks 11 top hydrogen chloride gas of neutralizing tank, the
Two hydraulic jet pumps 18 circulation generates vacuum and sucks 12 top hydrogen chloride gas of hydrochloric acid tank, and two hydraulic jet pump separate configurations add
Strong vacuum degree, so that the tail gas of neutralizing tank 11,12 top of hydrochloric acid tank is absorbed in time, the first breather valve 13, the second breather valve
14 acid gas emissions probabilities and discharge amount are greatly reduced, and the condensed water of Benzene Chloride drain valve of heater bypass duct discharge is in warm
After pond 22 is collected, it is on the one hand delivered to boiler room 24, as steam water, is on the other hand mended as the technique for absorbing water tank 16
Water absorbs the tail gas generation low-concentration hcl of neutralizing tank 11,12 top of hydrochloric acid tank, solves pollution emission environment, avoid
The water resource waste of condensed water elimination, turns waste into wealth.
Referring to Fig. 1, further, Benzene Chloride reservoir gas processing unit 10 further includes controller, Drainage pipe 120, second
Motor-driven valve 130, first pressure sensor 140, second pressure sensor 150 are equipped with drain pipe in the bottom for absorbing water tank 16
Road 120, is equipped with the second motor-driven valve 130 on Drainage pipe 120, first pressure sensor 140, second pressure sensor 150,
First motor-driven valve 110, the second motor-driven valve 130 are connect with controller respectively, and first pressure sensor 140 is for detecting neutralizing tank 11
The pressure of interior gas, and the pressure of gas issues the first high-voltage signal, second pressure higher than when setting pressure in neutralizing tank 11
Sensor 150 is used to detect the pressure of gas in hydrochloric acid tank 12, and when the pressure of gas is higher than setting pressure in hydrochloric acid tank 12
The second high-voltage signal is issued, controller receives the first high-voltage signal or the second high-voltage signal, and controls and open the first motor-driven valve
110, the second motor-driven valve 130.
The present embodiment, first pressure sensor 140, second pressure sensor 150 monitor neutralizing tank 11, hydrochloric acid in real time respectively
Gas pressure in tank 12, and according to the real-time pressure data detected, controller in time leads to the solution absorbed in water tank 16
Technique moisturizing displacement is crossed, guarantees the gettering ability for absorbing water tank 16.
Referring to Fig. 1, further, Benzene Chloride reservoir gas processing unit 10 further includes the first condenser 160, the second condenser
170, the first connecting tube includes pipeline on first, the first lower pipeline, the gas phase at 11 top of one end and neutralizing tank of the first lower pipeline
The other end of outlet, the first lower pipeline is connected to the gas phase entrance of the first condenser 160, one end of pipeline and the on first
The gaseous phase outlet of one condenser 160 is connected to, and the other end of pipeline is connected to the gas phase entrance of the first hydraulic jet pump 15 on first,
The liquid-phase outlet of first condenser 160 is connected to the liquid phase entrance of neutralizing tank 11, and the second connecting tube includes pipeline, second on second
One end of lower pipeline, the second lower pipeline is connected to the gaseous phase outlet at 12 top of hydrochloric acid tank, the other end and second of the second lower pipeline
The gas phase entrance of condenser 170 is connected to, and one end of pipeline is connected to the gaseous phase outlet of the second condenser 170 on second, on second
The other end of pipeline is connected to the gas phase entrance of the second hydraulic jet pump 18, the liquid-phase outlet and hydrochloric acid tank of the second condenser 170
12 liquid phase entrance connection.
The tail gas at the top of neutralizing tank 11 enters the first hydraulic jet pump 15 after the first condenser 160 is cooling, and tail gas is through the
Interruption is back to neutralizing tank 11 after one condenser 160 is cooling, and uncooled tail gas enters the first hydraulic jet pump 15 and is dissolved in water
Middle generation low-concentration hcl, which enters, absorbs water tank 16.
The tail gas at the top of hydrochloric acid tank 12 enters the second hydraulic jet pump 18 after the second condenser 170 is cooling, and tail gas is through the
Interruption is back to hydrochloric acid tank 12 after two condensers 170 are cooling, and uncooled tail gas enters the second hydraulic jet pump 18 and is dissolved in water
Middle generation low-concentration hcl, which enters, absorbs water tank 16.
Referring to Fig. 1, further, Benzene Chloride reservoir gas processing unit 10 further includes the first gate valve 180, the second gate valve 190,
First gate valve 180 is mounted on the pipeline between 15 liquid phase entrance of the first hydraulic jet pump and the outlet of water absorption pump 17, the second lock
Valve 190 is mounted on the pipeline between 18 liquid phase entrance of the second hydraulic jet pump and the outlet of water absorption pump 17.
Module or unit in the utility model embodiment device can be merged according to actual needs, divide and be deleted
Subtract.
Above disclosures are merely preferred embodiments of the utility model, the utility model cannot be limited with this certainly
Interest field, those skilled in the art can understand all or part of the processes for realizing the above embodiment, and according to this reality
The equivalent variations made by novel claim, still falls within the scope of the utility model.
Claims (4)
1. a kind of Benzene Chloride steam condensate recycling system, it is characterised in that: including Benzene Chloride reservoir gas processing unit,
Condensed water recovery unit, Benzene Chloride reservoir gas processing unit include neutralizing tank, hydrochloric acid tank, the first breather valve, the second breather valve,
First hydraulic jet pump absorbs water tank, water absorption pump, the second hydraulic jet pump, moisturizing pipeline, the first motor-driven valve, the neutralization
The liquid phase entrance of tank is connected to the liquid-phase outlet of chlorinator, and the liquid phase entrance of the hydrochloric acid tank and the liquid-phase outlet of by-product tower connect
It is logical, the first breather valve is installed, the entrance of the first breather valve is connected to the inner cavity of neutralizing tank, the first breather valve at the top of neutralizing tank
Outlet be communicated with the atmosphere, the second breather valve, the entrance of the second breather valve and the inner cavity of hydrochloric acid tank are installed at the top of hydrochloric acid tank
Connection, the outlet of the second breather valve are communicated with the atmosphere, and the gaseous phase outlet at the top of neutralizing tank passes through the first connecting tube and the first waterpower
The gas phase entrance of jet pump is connected to, and the liquid-phase outlet of the first hydraulic jet pump is connected to the liquid phase entrance for absorbing water tank, absorbs water
The liquid-phase outlet of case is connected to the entrance of water absorption pump, and the outlet of water absorption pump connects with the liquid phase entrance of the first hydraulic jet pump
Logical, the gaseous phase outlet at the top of hydrochloric acid tank is connected to by the second connecting tube with the gas phase entrance of the second hydraulic jet pump, the second waterpower
The liquid-phase outlet of jet pump is connected to the liquid phase entrance for absorbing water tank, the outlet and the liquid phase of the second hydraulic jet pump of water absorption pump
The outlet of entrance connection, moisturizing pipeline is connected to the water supplement port for absorbing tank top, and it is electronic that first is equipped in moisturizing pipeline
Valve, the condensed water recovery unit include condensed water pipe network, hot-tub, heat-exchanger pump, boiler room, and the condensate pipe net has more
A water inlet and a water outlet, multiple water inlets of condensed water pipe network respectively with multiple Benzene Chloride drain valve of heater shunt valves
Road connection, the water outlet of condensed water pipe network are connected to the water inlet of hot-tub, and the water outlet of hot-tub and the entrance of heat-exchanger pump connect
It connects, the outlet of heat-exchanger pump is connect with boiler room, and hot-tub is delivered to boiler room and is used, the outlet of heat-exchanger pump is also and water supply pipe
The entrance in road is connected to.
2. Benzene Chloride steam condensate recycling system as described in claim 1, it is characterised in that: the Benzene Chloride storage tank
Air processing unit further includes controller, Drainage pipe, the second motor-driven valve, first pressure sensor, second pressure sensor,
The bottom for absorbing water tank is equipped with Drainage pipe, and the second motor-driven valve, first pressure sensor, second are equipped on Drainage pipe
Pressure sensor, the first motor-driven valve, the second motor-driven valve are connect with controller respectively, and the first pressure sensor is in detection
With the pressure of gas in tank, and when pressure of gas is higher than setting pressure in neutralizing tank, issues the first high-voltage signal, and described the
Two pressure sensors are used to detect the pressure of gas in hydrochloric acid tank, and the pressure of gas is sent out higher than when setting pressure in hydrochloric acid tank
Second high-voltage signal out, controller receive the first high-voltage signal or the second high-voltage signal, and control and open the first motor-driven valve, the
Two motor-driven valves.
3. Benzene Chloride steam condensate recycling system as described in claim 1, it is characterised in that: the Benzene Chloride storage tank
Air processing unit further includes the first condenser, the second condenser, and first connecting tube includes pipeline, the first down tube on first
The one end in road, the first lower pipeline is connected to the gaseous phase outlet at the top of neutralizing tank, the other end and the first condenser of the first lower pipeline
The connection of gas phase entrance, one end of pipeline is connected to the gaseous phase outlet of the first condenser on first, the other end of pipeline on first
It is connected to the gas phase entrance of the first hydraulic jet pump, the liquid-phase outlet of the first condenser is connected to the liquid phase entrance of neutralizing tank, institute
Stating the second connecting tube includes pipeline on second, the second lower pipeline, one end of pipeline and the gaseous phase outlet at the top of hydrochloric acid tank under second
The other end of connection, the second lower pipeline is connected to the gas phase entrance of the second condenser, one end of pipeline and the second condensation on second
The gaseous phase outlet of device is connected to, and the other end of pipeline is connected to the gas phase entrance of the second hydraulic jet pump on second, the second condenser
Liquid-phase outlet be connected to the liquid phase entrance of hydrochloric acid tank.
4. Benzene Chloride steam condensate recycling system as described in claim 1, it is characterised in that: the Benzene Chloride storage tank
Air processing unit further includes the first gate valve, the second gate valve, and first gate valve is mounted on the first hydraulic jet pump liquid phase entrance
It is absorbed with water on the pipeline between pump discharge, second gate valve is mounted on the second hydraulic jet pump liquid phase entrance and water absorption pump
On pipeline between outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821846099.7U CN209165369U (en) | 2018-11-09 | 2018-11-09 | Benzene Chloride steam condensate recycling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821846099.7U CN209165369U (en) | 2018-11-09 | 2018-11-09 | Benzene Chloride steam condensate recycling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209165369U true CN209165369U (en) | 2019-07-26 |
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ID=67337398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821846099.7U Active CN209165369U (en) | 2018-11-09 | 2018-11-09 | Benzene Chloride steam condensate recycling system |
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| Country | Link |
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| CN (1) | CN209165369U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110775934A (en) * | 2019-11-11 | 2020-02-11 | 沧州兴达化工有限责任公司 | Crane tube residual chlorine absorbing device |
-
2018
- 2018-11-09 CN CN201821846099.7U patent/CN209165369U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110775934A (en) * | 2019-11-11 | 2020-02-11 | 沧州兴达化工有限责任公司 | Crane tube residual chlorine absorbing device |
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