CN115920595A - Device for recovering useful components in waste gas through multistage absorption and concentration - Google Patents
Device for recovering useful components in waste gas through multistage absorption and concentration Download PDFInfo
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- CN115920595A CN115920595A CN202310131950.7A CN202310131950A CN115920595A CN 115920595 A CN115920595 A CN 115920595A CN 202310131950 A CN202310131950 A CN 202310131950A CN 115920595 A CN115920595 A CN 115920595A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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Abstract
The invention discloses a device for recovering useful components in waste gas by multi-stage absorption concentration, which comprises a liquid inlet pipe, an automatic regulating valve, an absorption liquid flowmeter, a tower body, a liquid separator, an inter-stage liquid transfer pipe, a finished product liquid concentration detector, a liquid outlet pump, a liquid outlet pipe, an air inlet pipe, an inter-stage gas guide pipe, an induced draft fan, an absorption tower device, a tower body, a spray pump, a spray pipe, a spray head, filler and a liquid storage tank, wherein the liquid inlet pipe is connected with the liquid separator; an absorption liquid flow meter is arranged on one side of the absorption tower device at the tail end, the output end of the absorption liquid flow meter is fixedly connected to the input end of the liquid storage tank, an automatic regulating valve is arranged at the input end of the absorption liquid flow meter, and a liquid inlet pipe is arranged at the input end of the automatic regulating valve; the invention is provided with a plurality of absorption tower devices which are connected in series, and automatically adjusts water inlet and acid outlet by adopting a multi-stage absorption concentration mode, thereby realizing the purposes of automatic operation, stable production and personnel reduction, and effectively reducing the labor intensity and the production cost of workers.
Description
Technical Field
The invention relates to the technical field of waste gas treatment, in particular to a hydrogen chloride tail gas absorption device.
Background
In chemical production, chlorination reaction is common. The hydrogen chloride is taken as a byproduct of chlorination reaction and is often used for producing hydrochloric acid as a byproduct, and the prior art adopts a multistage falling film absorber for absorption, needs a large amount of manpower to frequently pour acid and add water, and has unstable production, serious environmental pollution and high production cost.
Disclosure of Invention
The present invention aims to provide a device for recovering useful components in waste gas by multi-stage absorption and concentration, which solves the problems in the background art.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a device of useful component among waste gas is retrieved in multistage absorption concentration, including the absorption tower device, it is a plurality of the absorption tower device is established ties each other, the absorption tower device includes the liquid reserve tank, the upper surface of liquid reserve tank leads to and is fixed with the tower body, the inside fixedly connected with filler of tower body, the input fixedly connected with spray pump of liquid reserve tank, the shower nozzle is installed to spray pump's output, and the shower nozzle is installed on the filler top, liquid reserve tank internally mounted has the knockout, and the output fixed connection of knockout in the input of adjacent spray pump, the input of tower body switches on and is fixed with interstage bleed pipe, and the other end of interstage bleed pipe switches on the output that is fixed in adjacent tower body.
Preferably, the absorption liquid flowmeter is installed to the tail end one side of absorption tower device, and absorption liquid flowmeter output end fixed connection in the input of liquid reserve tank, and automatic regulating valve is installed to the input of absorption liquid flowmeter, and the feed liquor pipe is installed to automatic regulating valve's input.
Preferably, the output end of the spray pump is fixedly connected with a spray pipe in a conduction mode, and the spray head is fixedly connected to the other end of the spray pipe in a conduction mode.
Preferably, the tail end is installed the draught fan on the absorption tower device, and the input end fixed connection of draught fan in the output of tower body.
Preferably, the output end of the liquid separator is provided with an inter-stage liquid transfer pipe, and the other end of the inter-stage liquid transfer pipe is fixedly connected with the input end of the adjacent spraying pump.
Preferably, foremost install out liquid pump and intake pipe on the absorption tower device, and go out the input of liquid pump and switch on the output of the knockout that is fixed in, the intake pipe switches on and is fixed in the tower body input, goes out the output fixedly connected with drain pipe of liquid pump, and one side of going out the liquid pump is provided with finished product liquid concentration detector, and finished product liquid concentration detector fixed connection is on the liquid reserve tank.
Compared with the prior art, the invention has the following beneficial effects: the invention is provided with a plurality of absorption tower devices which are connected in series, and automatically adjusts water inlet and acid outlet by adopting a multi-stage absorption concentration mode, thereby realizing the purposes of automatic operation, stable production and personnel reduction, and effectively reducing the labor intensity and the production cost of workers.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic overall front view of the present invention;
in the figure: 1. a liquid inlet pipe; 2. an automatic regulating valve; 3. an absorption liquid flow meter; 4. a tower body; 5. a liquid separator; 6. an interstage liquid transfer pipe; 7. a finished product liquid concentration detector; 8. a liquid outlet pump; 9. a liquid outlet pipe; 10. an air inlet pipe; 11. an interstage bleed conduit; 12. an induced draft fan; 13. a spray pump; 14. a shower pipe; 15. a spray head; 16. a filler; 17. a liquid storage tank; 18. an absorption tower device.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.
Referring to fig. 1, an embodiment of the present invention: a device for recovering useful components in waste gas by multi-stage absorption concentration comprises absorption tower devices 18, wherein a plurality of absorption tower devices 18 are connected in series, each absorption tower device 18 comprises a liquid storage tank 17, a tower body 4 is fixedly connected on the upper surface of each liquid storage tank 17 in a conducting manner, a filler 16 is fixedly connected inside each tower body 4, a spray pump 13 is fixedly connected at the input end of each liquid storage tank 17, a spray head 15 is installed at the output end of each spray pump 13, the spray heads 15 are installed at the top ends of the fillers 16, a liquid separator 5 is installed inside each liquid storage tank 17, the output end of each liquid separator 5 is fixedly connected to the input end of the corresponding spray pump 13, an inter-stage air guide pipe 11 is fixedly connected at the input end of each tower body 4 in a conducting manner, and the other end of each inter-stage air guide pipe 11 is fixedly connected to the output end of the corresponding tower body 4; an absorption liquid flowmeter 3 is installed on one side of the tail end absorption tower device 18, the output end of the absorption liquid flowmeter 3 is fixedly connected to the input end of the liquid storage tank 17, an automatic regulating valve 2 is installed at the input end of the absorption liquid flowmeter 3, and a liquid inlet pipe 1 is installed at the input end of the automatic regulating valve 2; the output end of the spray pump 13 is fixedly communicated with a spray pipe 14, and the spray head 15 is fixedly communicated with the other end of the spray pipe 14; an induced draft fan 12 is arranged on the tail end absorption tower device 18, and the input end of the induced draft fan 12 is fixedly connected with the output end of the tower body 4; an interstage liquid transfer pipe 6 is arranged at the output end of the liquid separator 5, and the other end of the interstage liquid transfer pipe 6 is communicated and fixed at the input end of an adjacent spraying pump 13; install out liquid pump 8 and intake pipe 10 on the front end absorption tower device 18 most, and go out the output that liquid pump 8's input switched on the knockout 5 that is fixed in, intake pipe 10 switches on and is fixed in the 4 inputs of tower body, goes out liquid pump 8's output fixedly connected with drain pipe 9, and one side of going out liquid pump 8 is provided with finished product liquid concentration detection appearance 7, and finished product liquid concentration detection appearance 7 fixed connection is on liquid reserve tank 17.
The working principle is as follows: when the waste gas treatment device is used for treating waste gas, the waste gas enters an air inlet pipe 10 under the suction action of an induced draft fan 12, the waste gas flows through a packing 16 through an absorption tower device 18 at the forefront end and upwards reaches the top of a tower, absorption liquid enters an automatic regulating valve 2 from a liquid inlet pipe 1, the flow rate of the absorption liquid is controlled by the automatic regulating valve 2, then the absorption liquid flows into a spray pump 13 through an absorption liquid flowmeter 3, the absorption liquid is sprayed out from a spray head 15 through the spray pump 13 and a spray pipe 14, gas and liquid are exchanged and absorbed in the packing 16, useful components in the waste gas are dissolved in the absorption liquid, the residual gas is discharged from the top of the tower and enters the bottom of an adjacent tower body 4 through an interstage bleed pipe 11, the useful components in the gas are absorbed again, and by analogy, the gas which cannot be absorbed by the absorption liquid is discharged from the absorption tower device 18 at the tail end, the absorption liquid flows into a liquid storage tank 17, flows into an interstage liquid transfer pipe 6 through a liquid distributor 5, then enters the adjacent spray pump 13 through the interstage liquid transfer pipe 6, and the like until the gas enters the forefront spray pump 13, and the waste liquid is automatically discharged from a liquid outlet pipe 9 after the concentration of the absorption liquid reaches the requirement detected by a finished product concentration detector 7, and the useful components are continuously recovered.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one position, or may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. An apparatus for recovering useful components from waste gas by multi-stage absorption and concentration, comprising an absorption tower device (18), characterized in that: a plurality of absorption tower device (18) are established ties each other, absorption tower device (18) include liquid reserve tank (17), the upper surface switch-on of liquid reserve tank (17) is fixed with tower body (4), the inside fixedly connected with filler (16) of tower body (4), the input fixedly connected with spray pump (13) of liquid reserve tank (17), shower nozzle (15) are installed to the output of spray pump (13), and shower nozzle (15) are installed on filler (16) top, liquid reserve tank (17) internally mounted has knockout (5), and the output fixed connection of the output of knockout (5) in the input of adjacent spray pump (13), the input of tower body (4) switches on and is fixed with stage-to-stage bleed pipe (11), and the other end of stage-to-stage bleed pipe (11) switches on the output of being fixed in adjacent tower body (4).
2. The exhaust gas treatment device for recovering useful components through multi-stage absorption concentration according to claim 1, wherein: the absorption tower device is characterized in that an absorption liquid flowmeter (3) is installed on one side of the absorption tower device (18), the output end of the absorption liquid flowmeter (3) is fixedly connected to the input end of the liquid storage tank (17), an automatic regulating valve (2) is installed at the input end of the absorption liquid flowmeter (3), and a liquid inlet pipe (1) is installed at the input end of the automatic regulating valve (2).
3. The waste gas treatment device for recovering useful components by multi-stage absorption concentration according to claim 1, characterized in that: the output end of the spray pump (13) is fixedly communicated with a spray pipe (14), and the spray head (15) is fixedly communicated with the other end of the spray pipe (14).
4. The waste gas treatment device for recovering useful components by multi-stage absorption concentration according to claim 2, characterized in that: and the tail end of the absorption tower device (18) is provided with an induced draft fan (12), and the input end of the induced draft fan (12) is fixedly connected with the output end of the tower body (4).
5. The exhaust gas treatment device for recovering useful components through multi-stage absorption concentration according to claim 1, wherein: an interstage liquid transfer pipe (6) is installed at the output end of the liquid separator (5), and the other end of the interstage liquid transfer pipe (6) is communicated and fixed at the input end of an adjacent spraying pump (13).
6. The exhaust gas treatment device for recovering useful components through multi-stage absorption concentration according to claim 1, wherein: the most front end install out liquid pump (8) and intake pipe (10) on absorption tower device (18), and go out the output that the input of liquid pump (8) switched on the knockout (5) of being fixed in, intake pipe (10) switch on and are fixed in tower body (4) input, the output fixedly connected with drain pipe (9) of liquid pump (8), one side of liquid pump (8) is provided with finished product liquid concentration detection appearance (7), and finished product liquid concentration detection appearance (7) fixed connection in liquid reserve tank (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310131950.7A CN115920595A (en) | 2023-02-19 | 2023-02-19 | Device for recovering useful components in waste gas through multistage absorption and concentration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310131950.7A CN115920595A (en) | 2023-02-19 | 2023-02-19 | Device for recovering useful components in waste gas through multistage absorption and concentration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115920595A true CN115920595A (en) | 2023-04-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310131950.7A Pending CN115920595A (en) | 2023-02-19 | 2023-02-19 | Device for recovering useful components in waste gas through multistage absorption and concentration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115920595A (en) |
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2023
- 2023-02-19 CN CN202310131950.7A patent/CN115920595A/en active Pending
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