CN206544910U - A kind of easy cleaning ammonolysis craft pans using waste heat - Google Patents

A kind of easy cleaning ammonolysis craft pans using waste heat Download PDF

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Publication number
CN206544910U
CN206544910U CN201720204610.2U CN201720204610U CN206544910U CN 206544910 U CN206544910 U CN 206544910U CN 201720204610 U CN201720204610 U CN 201720204610U CN 206544910 U CN206544910 U CN 206544910U
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China
Prior art keywords
ball valve
liquefied ammonia
connecting tube
pans
ammonia
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CN201720204610.2U
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Chinese (zh)
Inventor
周德勇
熊朋成
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Yongjin Technology Group Co ltd
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ZHEJIANG YONGJIN METAL TECHNOLOGY Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30Hydrogen technology
    • Y02E60/36Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/10Process efficiency
    • Y02P20/129Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines

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  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

The utility model is related to ammonolysis craft technical field, more particularly to a kind of easy cleaning ammonolysis craft pans using waste heat, and the pans can be cleaned effectively to ammonia dirt and incrustation scale, and can carry out effective recycling to the waste heat that hydrogen is produced.Its structure includes being provided with the hot-water line of arch in middle tank body, described middle tank body, and the bottom of hot-water line connects inlet pipeline and outlet pipeline respectively, and inlet pipeline is provided with the first ball valve, and outlet pipeline is provided with the second ball valve;The inner side of described hot-water line is provided with the liquefied ammonia delivery pipe of arch, and the bottom of liquefied ammonia delivery pipe connects liquefied ammonia intake line and ammonia output pipe respectively, and liquefied ammonia intake line is provided with the 3rd ball valve, and ammonia output pipe is provided with the 4th ball valve.It is simple to operate, easy to use, it is adaptable to a variety of places.

Description

A kind of easy cleaning ammonolysis craft pans using waste heat
Technical field
The utility model is related in the middle of ammonolysis craft technical field, especially a kind of easy cleaning ammonolysis craft using waste heat Tank.
Background technology
With the development of science and technology the development of society, the chemical industry of China has obtained quick development, the thing followed is The fast development of ammonolysis craft technology.
At present, the decomposition technique to liquefied ammonia is that liquefied ammonia is passed through into pans, and pans are by the heat exchange of recirculated water come to liquid Ammonia provides heat, when heat is inadequate, can be passed through dore furnace again by electrically heated mode additional heat, the ammonia of generation In, produce hydrogen by high temperature.And the hydrogen needs produced are re-used as reducing agent after cooling down and used.At present, in ammonolysis craft tank, Ammonia dirt and incrustation scale can be produced in the pipeline that liquefied ammonia and recirculated water pass through, heat exchanger effectiveness is influenceed, is unfavorable for the conversion of liquefied ammonia, and ammonia The cleaning of dirt and incrustation scale is cumbersome.In addition, temperature is very high after hydrogen comes out through dore furnace, and liquefied ammonia conversion ammonia needs largely Heat, but hydrogen is typically to be directly over cooler bin cooling at present, and the waste heat for not producing hydrogen carries out effective reclaiming profit With.
Utility model content
Technical assignment of the present utility model is to utilize the easy of waste heat for above-mentioned not enough offer of the prior art is a kind of Ammonolysis craft pans are cleaned, the pans can be cleaned effectively to ammonia dirt and incrustation scale, and the waste heat that can be produced to hydrogen Carry out effective recycling.
The utility model solves the technical scheme that its technical problem used:This kind can be divided using the easy cleaning ammonia of waste heat Pans are solved, its structure includes middle tank body, it is characterized in that, the hot-water line of arch, hot-water line are provided with described middle tank body Bottom connect inlet pipeline and outlet pipeline respectively, inlet pipeline is provided with the first ball valve, and outlet pipeline is provided with the second ball Valve;
The inner side of described hot-water line is provided with the liquefied ammonia delivery pipe of arch, and it is defeated that the bottom of liquefied ammonia delivery pipe connects liquefied ammonia respectively Enter pipeline and ammonia output pipe, liquefied ammonia intake line is provided with the 3rd ball valve, and ammonia output pipe is provided with the 4th ball valve;
One end of described hot-water line is connected by the first connecting tube with the first cleaning fluid Storing case, the storage of the first cleaning fluid Case is put by the second connecting tube with the other end of hot-water line to be connected;First connecting tube is provided with the 5th ball valve, the second connecting tube It is provided with the 6th ball valve and first circulation pump;
One end of described liquefied ammonia delivery pipe is connected by the 3rd connecting tube with the second cleaning fluid Storing case, the second cleaning Liquid Storing case is connected by the 4th connecting tube with the other end of liquefied ammonia delivery pipe;3rd connecting tube is provided with the 7th ball valve, the Four connecting tubes are provided with the 8th ball valve and second circulation pump;
Described ammonia output pipe connection dore furnace, decomposes the 5th connecting tube of furnace upper end with being located in liquefied ammonia delivery pipe One end of the hydrogen delivery tube of side is connected, and the other end of hydrogen delivery tube is connected with the 6th connecting tube one end.
It is preferred that, the other end of the 6th described connecting tube is connected with cooler bin.
It is preferred that, the madial wall of described middle tank body is provided with heat-insulation layer.
It is preferred that, the outside of described hot-water line, which is provided with auxiliary zone of heating, auxiliary zone of heating, is provided with heating wire, heating wire Electrically connected with outside power line.
It is preferred that, liquid injection port is respectively equipped with the top of the first described cleaning fluid Storing case and the second cleaning fluid Storing case, Bottom is respectively equipped with leakage fluid dram.
It is preferred that, filter is vertically provided with the first described cleaning fluid Storing case and the second cleaning fluid Storing case respectively.
The utility model has beneficial effect following prominent:
1st, due to being provided with the hot-water line of arch in described middle tank body, the bottom of hot-water line connect respectively inlet pipeline and Outlet pipeline, inlet pipeline is provided with the first ball valve, and outlet pipeline is provided with the second ball valve, therefore, in use, in use, heat Water pipe can provide heat to pans, provide heat for liquefied ammonia conversion below, the first ball valve and the second ball valve can be distinguished Inlet pipeline and water storage pipeline are controlled, is easy to the detection and maintenance in later stage, it is an energy-saving and environmental protection equipment, with good Utilization and extention is worth.
2nd, because the inner side of described hot-water line is provided with the liquefied ammonia delivery pipe of arch, the bottom of liquefied ammonia delivery pipe is connected respectively Liquefied ammonia intake line and ammonia output pipe, liquefied ammonia intake line are provided with the 3rd ball valve, and ammonia output pipe is provided with the 4th Ball valve, therefore, in use, liquefied ammonia can be inputted by liquefied ammonia intake line, after the heat exchange of hot-water line, becomes ammonia, Ammonia output pipe is exported, and two articles of pipelines can be easy to the later stage respectively by the 3rd ball valve and the 4th ball valve controlling switch Detection and maintenance.
3rd, because one end of described hot-water line is connected by the first connecting tube with the first cleaning fluid Storing case, first is clear Washing lotion Storing case is connected by the second connecting tube with the other end of hot-water line;First connecting tube is provided with the 5th ball valve, second Connecting tube is provided with the 6th ball valve and first circulation pump, therefore, in use, when needing to clean the incrustation scale in hot-water line, can be with First pass through the first ball valve and the second ball valve closes hot water, then the 5th ball valve and the 6th ball valve are opened, first circulation pump is connect Energization source, then cleaning fluid can enter hot-water line under the drive of first circulation pump, realize the cleaning to incrustation scale.
4th, because one end of described liquefied ammonia delivery pipe is connected by the 3rd connecting tube with the second cleaning fluid Storing case, the Two cleaning fluid Storing cases are connected by the 4th connecting tube with the other end of liquefied ammonia delivery pipe;3rd connecting tube is provided with the 7th ball Valve, the 4th connecting tube is provided with the 8th ball valve and second circulation pump, therefore, in use, when needing cleaning ammonia dirty, can first lead to Cross the 3rd ball valve and the 4th ball valve to close liquefied ammonia intake line and ammonia output pipe, then open the 7th ball valve and the 8th ball Valve, connects the power supply of second circulation pump, then under the drive of second circulation pump, and ammonia dirt can be cleaned.
5th, because described ammonia output pipe connects dore furnace, the 5th connecting tube pipe of furnace upper end is decomposed with being located at liquefied ammonia One end of hydrogen delivery tube on the inside of delivery pipe is connected, and the other end of hydrogen delivery tube is connected with the 6th connecting tube one end, Therefore, in use, the hydrogen after being decomposed through dore furnace can be risen by the 5th connecting tube inputting hydrogen delivery pipe to liquefied ammonia To the effect of heating, while liquefied ammonia can play a part of cooling to hydrogen, it is thereby achieved that the utilization to hydrogen waste heat, section The energy has been saved, enterprise's production cost is reduced.
6th, because the other end of the 6th described connecting tube is connected with cooler bin, therefore, in use, hydrogen is by above After the cooling of liquefied ammonia, the cooling energy of cooler bin can be reduced, it is ensured that hydrogen it is sufficiently cool, while purification system can be more Good purification, the decomposition gas of high-quality is provided for annealing, and then improve annealed band quality.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is dore furnace left view structural representation in Fig. 1.
Description of reference numerals:1 middle tank body, 11 hot-water lines, 12 liquefied ammonia delivery pipes, 13 hydrogen delivery tubes, 2 second connections Pipe, 21 the 6th ball valves, 22 first circulation pumps, 3 first connecting tubes, 4 first cleaning fluid Storing cases, 31 the 5th ball valves, 5 water inlet pipes Road, 51 first ball valves, 6 outlet pipelines, 61 second ball valves, 7 liquefied ammonia intake lines, 71 the 3rd ball valves, 8 ammonia output pipes, 81 4th ball valve, 9 the 3rd connecting tubes, 91 the 7th ball valves, 10 the 4th connecting tubes, 101 the 8th ball valves, 102 second circulation pumps, 14 second Cleaning fluid Storing case, 15 the 5th connecting tubes, 16 the 6th connecting tubes, 17 cooler bins, 18 dore furnaces.
Embodiment
Embodiment of the present utility model is illustrated below in conjunction with the accompanying drawings, embodiment is not constituted to limit of the present utility model System:
As shown in Figure 1 and Figure 2, this kind can utilize the easy cleaning ammonolysis craft pans of waste heat, and its structure includes middle tank body 1, The hot-water line 11 of arch is provided with described middle tank body 1, the bottom of hot-water line 11 connects inlet pipeline 5 and outlet pipeline respectively 6, inlet pipeline 5 is provided with the first ball valve 51, and outlet pipeline 6 is provided with the second ball valve 61.In use, hot-water line can be to centre Tank provides heat, and heat is provided for liquefied ammonia conversion below, the first ball valve and the second ball valve can control respectively inlet pipeline with Water storage pipeline, is easy to the detection and maintenance in later stage.
In above-described embodiment, specifically, the inner side of described hot-water line 11 is provided with the liquefied ammonia delivery pipe 12 of arch, liquefied ammonia is defeated The bottom of pipe 12 is sent to connect liquefied ammonia intake line 7 and ammonia output pipe 8 respectively, liquefied ammonia intake line 7 is provided with the 3rd ball valve 71, ammonia output pipe 8 is provided with the 4th ball valve 81.In use, liquefied ammonia can be inputted by liquefied ammonia intake line, pass through hot water After the heat exchange of pipe, become ammonia, in the output of ammonia output pipe, and two articles of pipelines can pass through the 3rd ball valve and the 4th ball respectively Valve controlling switch, is easy to the detection and maintenance in later stage.
In above-described embodiment, specifically, one end of described hot-water line 11 is stored up by the first connecting tube 3 and the first cleaning fluid Put case 4 to be connected, the first cleaning fluid Storing case 4 is connected by the second connecting tube 2 with the other end of hot-water line 11;First connection Pipe 3 is provided with the 5th ball valve 31, and the second connecting tube 2 is provided with the 6th ball valve 21 and first circulation pump 22.In use, clear when needing When washing the incrustation scale in hot-water line, the first ball valve can be first passed through and the second ball valve closes hot water, then by the 5th ball valve and the 6th Ball valve is opened, and first circulation pump is switched on power, then cleaning fluid can enter hot-water line under the drive of first circulation pump, realize Cleaning to incrustation scale.
In above-described embodiment, specifically, one end of described liquefied ammonia delivery pipe 12 passes through the 3rd connecting tube 9 and the second cleaning Liquid Storing case 14 is connected, and the second cleaning fluid Storing case 14 is connected by the 4th connecting tube 10 with the other end of liquefied ammonia delivery pipe 12 Connect;3rd connecting tube 9 is provided with the 7th ball valve 91, and the 4th connecting tube 10 is provided with the 8th ball valve 101 and second circulation pump 102. In use, when needing cleaning ammonia dirty, the 3rd ball valve and the 4th ball valve can be first passed through and export liquefied ammonia intake line and ammonia Pipeline is closed, then opens the 7th ball valve and the 8th ball valve, connects the power supply of second circulation pump, then in the drive of second circulation pump Under, ammonia dirt can be cleaned.
In above-described embodiment, specifically, described ammonia output pipe 8 connection dore furnace 18, the of the upper end of dore furnace 18 Five connecting tubes 15 are connected with one end of the hydrogen delivery tube 13 located at the inner side of liquefied ammonia delivery pipe 12, hydrogen delivery tube 13 it is another End is connected with the one end of the 6th connecting tube 16.In use, the hydrogen after being decomposed through dore furnace can be inputted by the 5th connecting tube Hydrogen delivery tube, can play a part of heating to liquefied ammonia, while liquefied ammonia can play a part of cooling to hydrogen, it is therefore, real The utilization to hydrogen waste heat is showed, has saved the energy, reduce enterprise's production cost.
In above-described embodiment, more specifically, the other end of the 6th described connecting tube 16 is connected with cooler bin 17.Make Used time, hydrogen can reduce the cooling energy of cooler bin after the cooling of above liquefied ammonia, it is ensured that hydrogen it is sufficiently cool, Purification system can be purified preferably simultaneously, the decomposition gas of high-quality be provided for annealing, and then improve annealed band quality.
In above-described embodiment, more specifically, the madial wall of described middle tank body 1 (does not show provided with heat-insulation layer in figure Go out).In use, beneficial to the insulation to pans, preventing the loss of heat.
In above-described embodiment, more specifically, the outside of described hot-water line 11 (does not show provided with auxiliary zone of heating in figure Go out), aid in being provided with heating wire (not shown) in zone of heating, heating wire and outside power line (not shown) are electrically connected Connect.In use, when shortage of heat in pans, can be by aiding in zone of heating to be heated.
In above-described embodiment, more specifically, described the first cleaning fluid Storing case 4 and the second cleaning fluid Storing case 14 Top is respectively equipped with liquid injection port (not shown), and bottom is respectively equipped with leakage fluid dram (not shown).In use, liquid injection port is just In the filling of cleaning fluid, leakage fluid dram is beneficial to the discharge of cleaning waste water.
In above-described embodiment, more specifically, in described the first cleaning fluid Storing case 4 and the second cleaning fluid Storing case 4 Filter (not shown) is vertically provided with respectively.In use, barrier effect can be played to the incrustation scale and ammonia dirt washed out, prevent Circulation enters back into hot-water line and liquefied ammonia delivery pipe.
Described above, any formal limit is not done in preferred embodiment only of the present utility model to the utility model System.Any those skilled in the art, in the case where not departing from technical solutions of the utility model ambit, all using above-mentioned The technology contents make many possible variations and modification to technical solutions of the utility model, or be revised as equivalent variations etc. Imitate embodiment.Therefore, every content without departing from technical solutions of the utility model, according to technology of the present utility model to real above Any change modification, equivalent variations and modification that example is made are applied, the protection domain of the technical program is belonged to.

Claims (6)

1. a kind of easy cleaning ammonolysis craft pans using waste heat, its structure includes middle tank body, it is characterized in that, it is described in Between the hot-water line of arch is provided with tank body, the bottom of hot-water line is connected respectively to be set on inlet pipeline and outlet pipeline, inlet pipeline There is the first ball valve, outlet pipeline is provided with the second ball valve;
The inner side of described hot-water line is provided with the liquefied ammonia delivery pipe of arch, and the bottom of liquefied ammonia delivery pipe connects liquefied ammonia input pipe respectively Road and ammonia output pipe, liquefied ammonia intake line are provided with the 3rd ball valve, and ammonia output pipe is provided with the 4th ball valve;
One end of described hot-water line is connected by the first connecting tube with the first cleaning fluid Storing case, the first cleaning fluid Storing case It is connected by the second connecting tube with the other end of hot-water line;First connecting tube is provided with the 5th ball valve, the second connecting tube and set There are the 6th ball valve and first circulation pump;
One end of described liquefied ammonia delivery pipe is connected by the 3rd connecting tube with the second cleaning fluid Storing case, the storage of the second cleaning fluid Case is put by the 4th connecting tube with the other end of liquefied ammonia delivery pipe to be connected;3rd connecting tube is provided with the 7th ball valve, and the 4th connects Adapter is provided with the 8th ball valve and second circulation pump;
Described ammonia output pipe connection dore furnace, decomposes the 5th connecting tube of furnace upper end with being located on the inside of liquefied ammonia delivery pipe One end of hydrogen delivery tube is connected, and the other end of hydrogen delivery tube is connected with the 6th connecting tube one end.
2. a kind of easy cleaning ammonolysis craft pans using waste heat according to claim 1, it is characterized in that, described The other end of six connecting tubes is connected with cooler bin.
3. a kind of easy cleaning ammonolysis craft pans using waste heat according to claim 1, it is characterized in that, it is described in Between tank body madial wall be provided with heat-insulation layer.
4. a kind of easy cleaning ammonolysis craft pans using waste heat according to claim 1, it is characterized in that, described heat The outside of water pipe aids in being provided with heating wire in zone of heating, heating wire is electrically connected with outside power line provided with auxiliary zone of heating.
5. a kind of easy cleaning ammonolysis craft pans using waste heat according to claim 1, it is characterized in that, described Liquid injection port is respectively equipped with the top of one cleaning fluid Storing case and the second cleaning fluid Storing case, bottom is respectively equipped with leakage fluid dram.
6. a kind of easy cleaning ammonolysis craft pans using waste heat according to claim 1, it is characterized in that, described Filter is vertically provided with one cleaning fluid Storing case and the second cleaning fluid Storing case respectively.
CN201720204610.2U 2017-03-06 2017-03-06 A kind of easy cleaning ammonolysis craft pans using waste heat Active CN206544910U (en)

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Application Number Priority Date Filing Date Title
CN201720204610.2U CN206544910U (en) 2017-03-06 2017-03-06 A kind of easy cleaning ammonolysis craft pans using waste heat

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720204610.2U CN206544910U (en) 2017-03-06 2017-03-06 A kind of easy cleaning ammonolysis craft pans using waste heat

Publications (1)

Publication Number Publication Date
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CN201720204610.2U Active CN206544910U (en) 2017-03-06 2017-03-06 A kind of easy cleaning ammonolysis craft pans using waste heat

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Address after: No. 999 Gengtoufan, Lingdong Township, Lanxi City, Jinhua City, Zhejiang Province, 321100

Patentee after: Yongjin Technology Group Co.,Ltd.

Address before: No. 99 Chuangye Avenue, Lanxi Economic Development Zone, Jinhua City, Zhejiang Province, 321100

Patentee before: ZHEJIANG YONGJIN METAL TECHNOLOGY Co.,Ltd.