CN205257997U - Sour recovery unit of condensation for hydrogen chloride synthesizer - Google Patents
Sour recovery unit of condensation for hydrogen chloride synthesizer Download PDFInfo
- Publication number
- CN205257997U CN205257997U CN201521092494.7U CN201521092494U CN205257997U CN 205257997 U CN205257997 U CN 205257997U CN 201521092494 U CN201521092494 U CN 201521092494U CN 205257997 U CN205257997 U CN 205257997U
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- Prior art keywords
- condensation
- sour
- acid
- pans
- hydrogen chloride
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Abstract
The utility model discloses a sour recovery unit of condensation for hydrogen chloride synthesizer, include sour jar of the condensation of being connected bottom hydrogen chloride synthesizer, the exit end that the condensation is sour jar has the sour pans of condensation through the pipe connection, the sour pans of condensation, the exit end of the sour pans of condensation passes through the pipeline and is connected with 31% hydrochloric acid jar, be equipped with the sour delivery pump of condensation on the pipeline between sour pans of condensation and the 31% hydrochloric acid jar, the position of the sour pans of condensation is less than the position of sour jar of condensation. Rational in infrastructure, the potential difference was little when sour jar of row of condensation was sour, reduced and filled nitrogen pressure, had reduced operational risk, can simplify the flow, and the energy can be saved is favorable to the watery hydrochloric acid liquid level balanced, and it is extravagant to have reduced hydrogen chloride.
Description
Technical field
The utility model relates to the condensation acid-recovery plant in a kind of liquid phase method methane chloride production, is specifically related to a kind of hydrogen chloride synthetic furnace condensation acid-restoring plant.
Background technology
At present, hydrogen and chlorine according to a certain percentage passing ratio device enter hydrogen chloride synthetic furnace automatically, and after system automatic ignition, hydrogen and chlorine burn in synthetic furnace, generate high-temp chlorination hydrogen, high-temp chlorination hydrogen enters falling-film absorber from furnace roof and generates 30%. Chloromethanes workshop section two-in-one hydrogen chloride synthetic furnace, because of hydrogen containing water vapor, after chlorine and combustion of hydrogen, hydrogen chloride is combined with water and is easily formed hydrochloric acid at synthetic furnace low-temperature region, be called condensation acid, every hydrogen chloride synthetic furnace bottom is all furnished with a condensation acid tank and holds the condensation acid of discharge, condensation acid tank is saved bit by bit after certain liquid level, close synthetic furnace acid discharge valve, open to diluted acid circulating tank vent valves, open condensation acid tank inflated with nitrogen valve, to the pressurising of condensation acid tank, pressure reaches about 80KPa, and condensation acid is depressed in diluted acid circulating tank from condensation acid pot bottom. Watery hydrochloric acid in diluted acid circulating tank, delivers to tail gas tower with circulating pump, absorbs to the system hydrogen chloride tail gas of tail gas tower discharge. Because condensation acid tank material is fiberglass, during to the acid discharge of diluted acid circulating tank, need to be pressurized to 80KPa with nitrogen, glass fiber reinforced plastic tank is not withstand voltage, has larger potential safety hazard. Condensation acid concentration is 31%-32%, enters diluted acid circulating tank and is less than 20% watery hydrochloric acid with concentration and mixes, and causes diluted acid circulating tank acid concentration to raise, be unfavorable for that tail gas tower tail gas absorbs, need add water and reduce concentration, or pour watery hydrochloric acid tank into and use as watery hydrochloric acid, cause the waste of concentrated hydrochloric acid.
Summary of the invention
The purpose of this utility model is exactly the defect existing for prior art, provide a kind of rational in infrastructure, when the acid discharge of condensation acid tank, potential difference is little, reduce inflated with nitrogen pressure, reduced operational risk, energy simple flow, saves the energy, be conducive to watery hydrochloric acid liquid level balance, reduced the hydrogen chloride synthetic furnace condensation acid-restoring plant of hydrogen chloride waste.
Its technical scheme is: hydrogen chloride synthetic furnace condensation acid-restoring plant, comprise the condensation acid tank being connected with hydrogen chloride synthetic furnace bottom, the port of export of described condensation acid tank is connected with condensation acid pans by pipeline, described condensation acid pans, the port of export of described condensation acid pans is connected with 31% hydrochloric acid tank by pipeline, pipeline between described condensation acid pans and 31% hydrochloric acid tank is provided with condensation acid delivery pump, and the position of described condensation acid pans is lower than the position of condensation acid tank.
Described hydrogen chloride synthetic furnace comprises multiple, and the port of export is equipped with acid discharge valve.
The porch of described condensation acid tank is also provided with inflated with nitrogen entrance.
Described condensation acid is filled with and the exit of condensation acid pans is equipped with valve.
The utility model compared with prior art, has the following advantages: rational in infrastructure, nitrogen pressurising 30KPa can enter condensation acid pans, and pressure is little, has reduced operational risk; The concentrated hydrochloric acid producing can be directly as using or selling outward, and simple flow, saves the energy; Reduce watery hydrochloric acid output, be conducive to watery hydrochloric acid liquid level balance, reduced the waste of hydrogen chloride.
Brief description of the drawings
In conjunction with the accompanying drawings and embodiments the utility model to be further illustrated below.
Fig. 1 is the structural representation of a kind of embodiment of the utility model.
In figure: 1. hydrogen chloride synthetic furnace; 2. condensation acid tank; 3. condensation acid pans; 4.31% hydrochloric acid tank; 5. condensation acid delivery pump; 6. valve; 7. inflated with nitrogen entrance; 8. acid discharge valve.
Detailed description of the invention
With reference to Fig. 1, hydrogen chloride synthetic furnace condensation acid-restoring plant, comprise the condensation acid tank 2 being connected with hydrogen chloride synthetic furnace 1 bottom, the port of export of described condensation acid tank 2 is connected with condensation acid pans 3 by pipeline, described condensation acid pans 3, the port of export of described condensation acid pans 3 is connected with 31% hydrochloric acid tank 4 by pipeline, and the pipeline between described condensation acid pans 3 and 31% hydrochloric acid tank 4 is provided with condensation acid delivery pump 5, and the position of described condensation acid pans 3 is lower than the position of condensation acid tank 2. Low because of the position of condensation acid pans 3, potential difference is little when 2 acid discharge of condensation acid tank like this, and nitrogen pressurising 30KPa can enter the sour pans 3 of condensation, has reduced operational risk.
By setting up 31% hydrochloric acid tank 4, make the concentrated hydrochloric acid that produce every day directly use or sell as 31% concentrated hydrochloric acid outward, simple flow, saves the energy. Meanwhile, reduce device watery hydrochloric acid output, be conducive to watery hydrochloric acid liquid level balance, reduced hydrogen chloride waste.
Above-mentioned hydrogen chloride synthetic furnace 1 comprises multiple, and the port of export is equipped with acid discharge valve 8. Can increase work efficiency by multiple hydrogen chloride synthetic furnaces 1.
The porch of described condensation acid tank 2 is also provided with inflated with nitrogen entrance 7.
The exit of described condensation acid filling 2 and condensation acid pans 3 is equipped with valve 6. Can make condensation acid enter condensation acid pans 3 and finally enter 31% hydrochloric acid tank 4 from condensation acid tank 2 by valve 6.
When work, by condensation acid pans 3 are being set lower than the position of condensation acid tank 2, like this when condensation acid tank 2 reaches after regulation liquid level, open the valve at inflated with nitrogen entrance 7 places and the valve 6 in condensation acid filling 2 exits of condensation acid tube 2, by inflated with nitrogen entrance 7, nitrogen is filled with in condensation acid tube 2, use nitrogen to be pressurized to 30Kpa, hydrochloric acid in tank can be pressed in condensation acid pans 3, in the time that condensation acid pans 3 reach regulation liquid level, use condensation acid delivery pump 5 that condensation acid is directly squeezed in 31% hydrochloric acid tank 4, can directly sell outward as finished product hydrochloric acid like this or for hydrochloric acid desorption tower.
The utility model is not limited to above-mentioned embodiment, in the ken possessing, can also under the prerequisite that does not depart from the utility model aim, make a variety of changes those skilled in the art, and the content after variation still belongs to protection domain of the present utility model.
Claims (4)
1. hydrogen chloride synthetic furnace condensation acid-restoring plant, it is characterized in that: comprise the condensation acid tank being connected with hydrogen chloride synthetic furnace bottom, the port of export of described condensation acid tank is connected with condensation acid pans by pipeline, described condensation acid pans, the port of export of described condensation acid pans is connected with 31% hydrochloric acid tank by pipeline, pipeline between described condensation acid pans and 31% hydrochloric acid tank is provided with condensation acid delivery pump, and the position of described condensation acid pans is lower than the position of condensation acid tank.
2. hydrogen chloride synthetic furnace according to claim 1 condensation acid-restoring plant, is characterized in that: described hydrogen chloride synthetic furnace comprises multiple, the port of export is equipped with acid discharge valve.
3. hydrogen chloride synthetic furnace according to claim 1 and 2 condensation acid-restoring plant, is characterized in that: the porch of described condensation acid tank is also provided with inflated with nitrogen entrance.
4. hydrogen chloride synthetic furnace according to claim 3 condensation acid-restoring plant, is characterized in that: described condensation acid is filled with and the exit of condensation acid pans is equipped with valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521092494.7U CN205257997U (en) | 2015-12-25 | 2015-12-25 | Sour recovery unit of condensation for hydrogen chloride synthesizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521092494.7U CN205257997U (en) | 2015-12-25 | 2015-12-25 | Sour recovery unit of condensation for hydrogen chloride synthesizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205257997U true CN205257997U (en) | 2016-05-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521092494.7U Expired - Fee Related CN205257997U (en) | 2015-12-25 | 2015-12-25 | Sour recovery unit of condensation for hydrogen chloride synthesizer |
Country Status (1)
| Country | Link |
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| CN (1) | CN205257997U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114570287A (en) * | 2022-05-07 | 2022-06-03 | 东营市赫邦化工有限公司 | Acid condensing and discharging device of two-in-one graphite synthesis furnace |
-
2015
- 2015-12-25 CN CN201521092494.7U patent/CN205257997U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114570287A (en) * | 2022-05-07 | 2022-06-03 | 东营市赫邦化工有限公司 | Acid condensing and discharging device of two-in-one graphite synthesis furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170509 Address after: 257091, Dongying Economic Development Zone, Shandong, Bohai, North Sea, Tung Road East Patentee after: Shandong Jinling new materials Co., Ltd. Address before: 257300 grand economic development zone, Guangrao County, Shandong, Dongying Patentee before: Shandong Jinling Chemical Group Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160525 Termination date: 20201225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |