CN207999971U - The ammonia recycling device of ammonia refrigeration system - Google Patents
The ammonia recycling device of ammonia refrigeration system Download PDFInfo
- Publication number
- CN207999971U CN207999971U CN201820411643.9U CN201820411643U CN207999971U CN 207999971 U CN207999971 U CN 207999971U CN 201820411643 U CN201820411643 U CN 201820411643U CN 207999971 U CN207999971 U CN 207999971U
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- Prior art keywords
- ammonia
- gas
- sealed tank
- manifold
- valve
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Abstract
The utility model discloses a kind of ammonia recycling device of ammonia refrigeration system,It is related to ammonia refrigeration system field,Water sealed tank is recycled including closed gas ammonia,Gas ammonia recycling water sealed tank is communicated with air inlet pipe,Air inlet pipe is equipped with air inlet main valve,Air inlet pipe input end is communicated with inlet manifold,Inlet manifold is connected to ammonia compressor by safe valve group respectively,Flash tank and storage of described liquefied ammonia,Gas ammonia recycling water sealed tank is also communicated with emptying manifold,Emptying manifold input ends are connected to gas ammonia recycling water sealed tank upper end,It is vented manifold and is equipped with emptying main valve,Emptying manifold between emptying main valve and gas ammonia recycling water sealed tank is communicated with emergent comb,Emergent comb is equipped with the first electric control valve,Gas ammonia recycling water sealed tank is also communicated with water inlet pipe and drainpipe,Inlet manifold is connected to noble gas cooler by pressure-regulating valve,Gas ammonia recycling water sealed tank is also associated with the first ammonia density detector,The ammonia for the discharge that leaks or meet an urgent need in ammonia refrigeration system can effectively be absorbed.
Description
Technical field
The utility model is related to ammonia refrigeration system field more particularly to a kind of ammonias for recycling ammonia refrigeration system leakage
Device.
Background technology
Ammonia refrigeration system is industrial common refrigeration system, and by the liquefied ammonia of storage of described liquefied ammonia supply, valve enters flash distillation after the adjustment
Slot is sent liquefied ammonia into cold user's evaporator by flash tank, the gas ammonia being evaporated, and is pressed after sucking low pressure (LP) cylinder by ammonia compressor
It is reduced to intermediate pressure, intercooler is entered by compressed overheat ammonia steam, is converged with the gas ammonia flashed off from flash tank
Enter in ammonia condenser through the cooling of intersegmental water cooler after being pressurized into compressor high pressure cylinder, gas ammonia is condensed into liquefied ammonia, into liquid
In ammonia storage tank.Due to being in negative pressure state inside cold user evaporator, incoagulable gas can be leak into from system imprecision.For
System overpressure is prevented to be mounted on safety valve in final compressor and each storage tank of refrigeration system and separator, in system and each storage
Energy timely pressure release when tank superpressure, it is ensured that system safety.
It due to the incoagulable gas that low-pressure system part is leak into, needs periodically to discharge, ammonia is let out during use
Leakage or emergent discharge, can be such that the air of surrounding is contaminated, can skin ambustion, eyes, respiratory apparatus mucous membrane, people sucks
Excessively, lung swelling can be caused, so that it is dead, therefore increase retracting device is needed in ammonia refrigeration system, ensure the recycling of ammonia
It recycles, while environmental pollution can be avoided.
Invention content
The purpose of the utility model is to overcome deficiencies in the prior art, and ammonia refrigeration can effectively be absorbed by providing one kind
The ammonia recycling device of the ammonia refrigeration system of the ammonia of leakage or emergent discharge in system.
The utility model is achieved through the following technical solutions:A kind of ammonia recycling device of ammonia refrigeration system, including
Closed gas ammonia recycles water sealed tank, and the gas ammonia recycling water sealed tank is communicated with air inlet pipe, and it is total to be provided with air inlet in the air inlet pipe
Valve, the air inlet pipe outlet end extend to gas ammonia recycling water sealed tank lower end, and the air inlet pipe input end is communicated with inlet manifold, institute
It states inlet manifold and ammonia compressor, flash tank and storage of described liquefied ammonia, the pressure relief opening of the safe valve group is connected to by safe valve group respectively
It is connected to inlet manifold, the gas ammonia recycling water sealed tank is also communicated with emptying manifold, and the emptying manifold input ends are connected to gas
Recovery ammonia water sealed tank upper end, the second electric control valve is provided on the emptying manifold, and second electric control valve is recycled with gas ammonia
Emptying manifold between water sealed tank is communicated with emergent comb, and the first electric control valve, the gas ammonia are provided on the emergent comb
Recycling water sealed tank is also communicated with water inlet pipe and drainpipe, and the inlet manifold is connected to noble gas cooler by pressure-regulating valve,
The gas ammonia recycling water sealed tank is also associated with the first ammonia density detector.
Further, the outlet end of the emergent comb is connected to accident pool.
Further, the outlet end of the emptying manifold is provided with the second ammonia density detector.
Further, water pump is provided on the drainpipe, the outlet end of the drainpipe is connected to boiler devulcanizer.
Further, it is both provided with valve on the drainpipe of the water pump both sides.
Further, the air inlet main valve is electric control valve.
Further, the inlet manifold both ends are connected to emptying manifold by valve.
The beneficial effects of the utility model are:Be arranged gas ammonia recycle water sealed tank, gas ammonia recycle water sealed tank by air inlet pipe,
Inlet manifold is connected to ammonia compressor, flash tank, storage of described liquefied ammonia, noble gas cooler, can be by ammonia compressor, flash tank, storage of described liquefied ammonia
The ammonia of leakage recycles water sealed tank by gas ammonia and absorbs, and noble gas cooler discharges the ammonia being mingled with when inert gas and can also be returned
It receives, reduces pollution, improve energy utilization rate;The detection of first ammonia density is set, when the ammonia density in gas ammonia recycling water sealed tank reaches
When preset value, ammonium hydroxide is discharged by drainpipe, and then is recycled, it is easy to operate, it is safe;The emergent row of setting
Pipe enables comb of meeting an urgent need, directs air flow out when there are a large amount of ammonias in emptying manifold, avoids passing through emptying manifold discharges.
Description of the drawings
Fig. 1 is 1 annexation figure schematic diagram of embodiment;
Fig. 2 is 1 safe valve group annexation figure schematic diagram of embodiment;
Wherein:1- ammonia compressors, 2- noble gas coolers, 3- storage of described liquefied ammonia, 4- flash vessels, 5- gas ammonias recycle water sealed tank, 6- into
Tracheae, 7- air inlet main valves, 8- inlet manifold, 9- meet an urgent need comb, the first electric control valves of 10-, 11- water inlet pipes, 12,15,16,19,
23- valves, 13- drainpipes, 14- water pumps, 17,24, the safe valve groups of 25-, the second electric control valves of 18-, 20- pressure-regulating valves, 21-
It is vented manifold, 22- is put in high-altitude a little, 26- intake valves, 27- safety valves, 28- bypass valves.
Specific implementation mode
In the description of utility model, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " is set
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected;It can be mechanical connection, can also be electrical connection;It can be directly connected, intermediary can also be passed through
It is indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, it can be managed with concrete condition
Solve the concrete meaning of above-mentioned term in the present invention.
Following will be combined with the drawings in the embodiments of the present invention, is carried out to the technical scheme in the embodiment of the utility model clear
Chu is fully described by, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole realities
Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Valve 12,15,16,19,23 is shut-off valve, air inlet main valve 7,10 and of the first electric control valve in following embodiment
Second electric control valve 18 is explosion-proof electric control valve, avoids artificial safe operation coefficient high, easy to operate, pressure-regulating valve 20 is
The control terminal of pneumatic pressure-regulating valve, pressure-regulating valve 20 is connected to storage of described liquefied ammonia 13, is adjusted automatically according to the pressure of storage of described liquefied ammonia
Save pressure-regulating valve threshold values, safe valve group 17,24,25 from inlet end to outlet side successively include intake valve 26, safety valve 27,
Bypass valve 28 is communicated between the exhaust outlet and the outlet end of intake valve 26 of safety valve 27, the exhaust outlet of safety valve 27 and air inlet are total
Pipe 8 is connected to, and under normality, intake valve 26 is opened, and bypass valve 28 is closed, and when pressure is excessive, fluid is passed through from safe valve group air inlet
Intake valve 29, safety valve 27 flow to safe valve group exhaust outlet, when pressure is excessive, fluid from the pressure relief opening of safety valve be emitted into
In gas manifold, and safety valve 27 cannot timely take-off when, 28 manual pressure release of bypass valve can also be opened.
Embodiment 1
As shown in Figure 1, a kind of ammonia recycling device of ammonia refrigeration system, including closed gas ammonia recycle water sealed tank 5, gas ammonia
Recycling water sealed tank 5 is the tank body being welded by the steel plate system of enclosing, and by the sealing test of 2Mpa, tank body memory is placed with water, and water accounts for
The 4/5 of tank body total measurement (volume), absorption ammonia that can be more, gas ammonia recycling water sealed tank 5 are communicated with air inlet pipe 6, are installed in air inlet pipe 6
There are air inlet main valve 7,6 outlet end of air inlet pipe to extend to 5 lower end of gas ammonia recycling water sealed tank, be located at underwater, facilitate absorption ammonia, into
Sealing welding between tracheae 6 and gas ammonia recycling water sealed tank 5, avoids ammonia leakage, 6 input end of air inlet pipe by threeway be communicated with into
Gas manifold 8, inlet manifold 8 are connected to ammonia compressor 1, flash tank by safe valve group 17, safe valve group 24, safe valve group 25 respectively
4 and storage of described liquefied ammonia 3, when pressure is excessive, the ammonia that is discharged by safe valve group pressure release, which enters gas ammonia and recycles water sealed tank interior suction, to be received,
Gas ammonia recycling water sealed tank 5 is also communicated with emptying manifold 21, and emptying 21 input ends of manifold are connected to 5 upper end of gas ammonia recycling water sealed tank,
On the upside of the water surface, it is vented sealing welding between manifold 21 and gas ammonia recycling water sealed tank 5, ammonia leakage is avoided, is vented manifold 21
On the second electric control valve 18 is installed, the outlet end of emptying manifold 21 is that high-altitude puts a little 22, positioned at the high-altitude of 50m or more, high-altitude
It puts and the second ammonia density detector a little is installed at 22, put an ammonia density for discharge air-flow for detecting high-altitude, prevent the gas of discharge
Body pollution ambient enviroment, the emptying manifold between the second electric control valve 18 and gas ammonia recycling water sealed tank 5 is communicated with by threeway to be answered
Anxious comb 9 is equipped with the first electric control valve 10 on emergent comb 9, and the outlet end of emergent comb 10 is connected to accident pool, accident pool
Interior liquid pH value is not more than 5, can largely absorb ammonia, and ammonia is avoided to be discharged to ambient enviroment, and gas ammonia recycles water sealed tank 5
It is also communicated with water inlet pipe 11 and drainpipe 13, the wherein input end of drainpipe 13 is located at gas ammonia recycling 5 lowest position of water sealed tank,
Gas ammonia can be recycled in water sealed tank 5 liquid emptying, the outlet end of drainpipe 13 is connected to boiler devulcanizer, drainpipe 13
On water pump 14 is installed, be mounted on valve, respectively valve 15 and valve 16 on the drainpipe of 14 both sides of water pump, valve be installed
15 and valve 16, in water air pump inoperative, valve 15 and valve 16 are closed, water pump 14 is avoided to recycle water sealed tank 5, boiler with gas ammonia
Desulfurizer is connected to, and reduces the corrosion of water pump 14, valve 12 is equipped on water inlet pipe 11.
Inlet manifold 6 is connected to noble gas cooler 2 by pressure-regulating valve 20, by the inert gas in noble gas cooler 2
It is discharged outward after gas ammonia recycling water sealed tank 5 recycles ammonia, ammonia is avoided to pollute.
Gas ammonia recycling water sealed tank 5 is also associated with the first ammonia density detector, and the first ammonia density detector is pacified back mounted on gas
It receives on 5 outer wall of water sealed tank, probe extends to gas ammonia recycling water sealed tank lower end and contacted with water, is able to detect that ammonia density in water.
6 both ends of inlet manifold are connected to emptying manifold by valve 19 and valve 23 respectively, install valve 19 and valve 23,
It can open under emergency conditions, gas, which is directly discharged to high-altitude, to be put a little, avoids causing danger.
It is close between air inlet pipe, emptying manifold, water inlet pipe, drainpipe and gas ammonia recycling water sealed tank in the present embodiment
Soldering and sealing connects, and air inlet pipe, emptying manifold, water inlet pipe, drainpipe, emergent comb, the first ammonia density detector are closed after installation is complete
Air inlet pipe main valve, the second electric control valve, valve 12, valve 15 recycle water sealed tank inflating pressure extremely by emergent comb to gas ammonia
1Mpa, the sealing performance of detection gas ammonia recycling water sealed tank, could use after qualified.
The application method of the present embodiment is as follows:
Under normality:First electric control valve 10, valve 12, valve 15, valve 16, the second electric control valve 18, valve 19, valve
23, by-passing valve 28 is closed, and air inlet main valve 7, intake valve 26 are opened.
A, opening valve 12, supplement clear water to the water into gas ammonia recycling water sealed tank 5 accounts for gas ammonia recycling water seal by water inlet pipe 11
The 4/5 of 5 total measurement (volume) of slot judges whether to need to discharge inert gas, if it is, entering step B;
B, pressure-regulating valve 20 is opened, air-flow enters by inlet manifold, air inlet pipe in gas ammonia recycling water sealed tank 5, then
It is discharged by discharge manifold;
C, the ammonia density in detecting water by the first ammonia density detector at gas ammonia recycling water sealed tank 5, when the ammonia in water
When concentration reaches preset value, the present embodiment 50% closes air inlet main valve, opens valve 15 and valve 16, by water pump by gas ammonia
The ammonium hydroxide of recycling water sealed tank 5 is pumped to boiler devulcanizer, becomes the raw material of boiler devulcanizer, improves ammonia utilization rate, when
When water in gas ammonia recycling water sealed tank 5 is vented to residue 10%, switches off the pump and valve 15, valve 16, then opens valve 12,
Valve 12 is closed after accounting for the 4/5 of tank body total measurement (volume) to water, air inlet main valve 7 is opened, is recycled again.
Ammonia density in discharge gas is detected by the second ammonia density detector at high-altitude is put, when ammonia is dense at high-altitude is put
When degree is more than preset value, the second electric control valve 18 is closed, the first electric control valve 10 is opened, allows airflow into emergent comb, into
And enters accident pool and handle.
Finally it should be noted that:The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it still can be with technical scheme described in the above embodiments is modified, or to which part technical characteristic
Equivalent replacement is carried out, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (7)
1. a kind of ammonia recycling device of ammonia refrigeration system, it is characterised in that:Water sealed tank, the gas are recycled including closed gas ammonia
Recovery ammonia water sealed tank is communicated with air inlet pipe, and air inlet main valve is provided in the air inlet pipe, and the air inlet pipe outlet end extends to gas
Recovery ammonia water sealed tank lower end, the air inlet pipe input end are communicated with inlet manifold, and the inlet manifold passes through safe valve group respectively
It is connected to ammonia compressor, flash tank and storage of described liquefied ammonia, the pressure relief opening of the safe valve group is connected to inlet manifold, the gas ammonia recycling
Water sealed tank is also communicated with emptying manifold, and the emptying manifold input ends are connected to gas ammonia recycling water sealed tank upper end, and the emptying is total
The second electric control valve is provided on pipe, the emptying manifold between second electric control valve and gas ammonia recycling water sealed tank, which is communicated with, to be answered
Anxious comb, the first electric control valve is provided on the emergent comb, and the gas ammonia recycling water sealed tank is also communicated with water inlet pipe and row
Water pipe, the inlet manifold are connected to noble gas cooler by pressure-regulating valve, and the gas ammonia recycling water sealed tank is also associated with the
One ammonia density detector.
2. the ammonia recycling device of ammonia refrigeration system according to claim 1, it is characterised in that:The emergent comb goes out
Mouth end is connected to accident pool.
3. the ammonia recycling device of ammonia refrigeration system according to claim 1, it is characterised in that:The emptying manifold's goes out
Mouth end is provided with the second ammonia density detector.
4. the ammonia recycling device of ammonia refrigeration system according to claim 1, it is characterised in that:It is arranged on the drainpipe
There are water pump, the outlet end of the drainpipe to be connected to boiler devulcanizer.
5. the ammonia recycling device of ammonia refrigeration system according to claim 4, it is characterised in that:The row of the water pump both sides
Valve is both provided on water pipe.
6. the ammonia recycling device of ammonia refrigeration system according to claim 1, it is characterised in that:The air inlet main valve is electricity
Control valve.
7. the ammonia recycling device of ammonia refrigeration system according to claim 1, it is characterised in that:The inlet manifold both ends
It is connected to emptying manifold by valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820411643.9U CN207999971U (en) | 2018-03-26 | 2018-03-26 | The ammonia recycling device of ammonia refrigeration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820411643.9U CN207999971U (en) | 2018-03-26 | 2018-03-26 | The ammonia recycling device of ammonia refrigeration system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207999971U true CN207999971U (en) | 2018-10-23 |
Family
ID=63839177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820411643.9U Expired - Fee Related CN207999971U (en) | 2018-03-26 | 2018-03-26 | The ammonia recycling device of ammonia refrigeration system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207999971U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108332458A (en) * | 2018-03-26 | 2018-07-27 | 河南开祥精细化工有限公司 | The ammonia recycling device of ammonia refrigeration system |
-
2018
- 2018-03-26 CN CN201820411643.9U patent/CN207999971U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108332458A (en) * | 2018-03-26 | 2018-07-27 | 河南开祥精细化工有限公司 | The ammonia recycling device of ammonia refrigeration system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181023 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |