CN116422108B - Ammonia recoverer during ammonia loading and unloading - Google Patents
Ammonia recoverer during ammonia loading and unloading Download PDFInfo
- Publication number
- CN116422108B CN116422108B CN202310291654.3A CN202310291654A CN116422108B CN 116422108 B CN116422108 B CN 116422108B CN 202310291654 A CN202310291654 A CN 202310291654A CN 116422108 B CN116422108 B CN 116422108B
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- China
- Prior art keywords
- pipe
- ammonia
- water
- water injection
- recovery tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims abstract description 143
- 229910021529 ammonia Inorganic materials 0.000 title claims abstract description 56
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 212
- 238000002347 injection Methods 0.000 claims abstract description 108
- 239000007924 injection Substances 0.000 claims abstract description 108
- 238000011084 recovery Methods 0.000 claims abstract description 88
- 239000007921 spray Substances 0.000 claims abstract description 78
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims abstract description 59
- 235000011114 ammonium hydroxide Nutrition 0.000 claims abstract description 59
- 239000010985 leather Substances 0.000 claims abstract description 37
- 238000011010 flushing procedure Methods 0.000 claims description 59
- 238000007789 sealing Methods 0.000 claims description 29
- 239000002699 waste material Substances 0.000 description 8
- 238000005406 washing Methods 0.000 description 6
- 238000005507 spraying Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 210000001503 joint Anatomy 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/02—Preparation, purification or separation of ammonia
- C01C1/022—Preparation of aqueous ammonia solutions, i.e. ammonia water
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1418—Recovery of products
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
Abstract
The invention discloses an ammonia recoverer used during ammonia loading and unloading, which comprises an ammonia drainage tube and a water injection tube, wherein the water injection tube is in conductive connection with the ammonia drainage tube; the hollow outer tube is arranged on the water injection tube and forms a cavity with the outer wall of the water injection tube; the desalted water is filled in the recovery tank, and the recovery tank is communicated with the hollow outer tube through a conduit; when the ammonia water is injected into the leather barrel through the water injection pipe, the cavity in the hollow outer pipe can be utilized to guide the ammonia gas in the leather barrel into the recovery tank, and then the water pump is started to enable the annular spray pipe II to spray the desalted water, so that the desalted water is fully contacted and mixed with the ammonia gas, the desalted water is utilized to absorb and recover the ammonia gas, the recovery rate is improved, the ammonia gas is prevented from being exposed, the physical health of workers is guaranteed, and the ammonia gas pollution environment is avoided.
Description
Technical Field
The invention relates to the technical field of ammonia recovery, in particular to an ammonia recoverer for ammonia loading and unloading.
Background
The ammonia water produced by a synthetic ammonia factory generally utilizes the principle that ammonia is very soluble in water, ammonia water with certain concentration is produced by absorbing ammonia through water circulation, but when ammonia water reaches certain concentration or rises along with pressure and temperature, part of ammonia can volatilize, because ammonia has the characteristic of very volatility, ammonia is easy to leak in the ammonia water loading and unloading process to cause pollution in the air, ammonia can also cause harm to human bodies, the health of staff is affected, and when the ammonia leakage problem is solved when ammonia water is loaded and unloaded to a large tank car, the ammonia water is generally recovered by being provided with a recovery tower, desalted water is contained in the tower, then a tail gas pipe joint conduit on the tank body of the tank car is connected into the recovery tower, so that when tail gas passes through desalted water, ammonia water is generated by reacting, purified tail gas is directly emptied, but for loading ammonia water by using a small leather barrel, loading and unloading personnel needs to hold a drainage tube, the ammonia water is injected into the barrel mouth of the leather barrel, and therefore the ammonia water recovery mode of ammonia water is not suitable for ammonia water recovery when the pipe mouth is aligned to the leather barrel loading and unloading.
Disclosure of Invention
The invention aims to provide an ammonia recoverer for loading and unloading ammonia water, so as to solve the problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the ammonia recoverer comprises an ammonia water drainage tube and a water injection tube, wherein the water injection tube is connected with the ammonia water drainage tube in a conducting way;
the hollow outer tube is arranged on the water injection tube and forms a cavity with the outer wall of the water injection tube;
the desalted water is filled in the recovery tank, and the recovery tank is communicated with the hollow outer tube through a conduit;
the valve assembly is arranged in the water injection pipe, is inserted into the leather bucket, and simultaneously the hollow outer pipe is tightly abutted against the outer wall of the leather bucket, and the valve assembly is used for opening the water injection pipe to inject ammonia water so as to enable ammonia gas to flow into the recovery tank;
the valve assembly comprises a cylinder arranged in the water injection pipe, a rotary cylinder is arranged in the water injection pipe, a first through hole is formed in the rotary cylinder, a second through hole is formed in the cylinder, and the rotary cylinder is rotated to enable the first through hole to be communicated with the second through hole;
the two ends of the rotating cylinder are provided with a first shaft, one first shaft sequentially penetrates through the water injection pipe and the hollow outer pipe and is provided with a swing rod, and the swing rod is deflected to drive the rotating cylinder to rotate;
a C-shaped protrusion is arranged on the hollow outer tube, one end of the swing rod is positioned in the C-shaped protrusion, and the swing rod is limited by utilizing the deflection of the C-shaped protrusion;
an annular spray pipe I is arranged in the recovery tank, the annular spray pipe I is communicated with the hollow outer tube by a guide pipe, and a plurality of air injection holes are uniformly formed in the annular spray pipe I at equal intervals;
the circulating spraying assembly is arranged in the recovery tank and is used for spraying desalted water;
the circulating spray assembly comprises a second annular spray pipe arranged in the recovery tank, a plurality of water spray holes are uniformly formed in the bottom end of the second annular spray pipe at equal intervals, a circulating pipe body is arranged on the recovery tank, one end of the circulating pipe body penetrates through the recovery tank and is positioned in desalted water, the other end of the circulating pipe body is communicated with the second annular spray pipe, a water pump is arranged outside the recovery tank, and the water pump is communicated with the circulating pipe body and is started to spray desalted water to the second annular spray pipe;
the recovery tank is provided with an exhaust pipe, a straight pipe is arranged in the exhaust pipe, a plurality of water spray holes are uniformly formed in the bottom end of the straight pipe at equal intervals, and the straight pipe is communicated with the annular spray pipe II;
a demineralized water storage tank is arranged at one side of the recovery tank, a flushing head is arranged at one side of the demineralized water storage tank, a fixing component is arranged on the flushing head, and the flushing head is in butt joint with the hollow outer tube and locked by the fixing component;
the flushing head is communicated with the desalted water storage tank through a guide pipe, an inflation assembly is arranged on the recovery tank, and the desalted water storage tank is inflated by the inflation assembly so as to flush the hollow outer pipe and the water injection pipe with desalted water;
two limiting rings are arranged in the flushing head, a first spring is arranged between the two limiting rings, one end of the first spring is provided with a sealing plate, one end of the sealing plate is positioned in one limiting ring to seal the flushing head, the sealing plate is pushed to be released from sealing, and meanwhile the first spring is stressed to shrink to provide self-resetting capability for the sealing plate;
an extension tube I is arranged in the water injection tube, an extension tube II is arranged in the flushing head, a thimble is arranged in the extension tube II, one end of the thimble is connected with the sealing plate, a plurality of convex blocks are uniformly arranged in the extension tube I at equal intervals, and the flushing head and the hollow outer tube are in butt joint so that the convex blocks push the extension tube II to enable the sealing plate to move;
in actual use, when ammonia water is injected into the leather bucket through the water injection pipe, ammonia in the leather bucket is led into the recovery tank through the cavity in the hollow outer pipe, then the water pump is started to enable the annular spray pipe II to spray desalted water, so that the desalted water is fully contacted and mixed with the ammonia, the desalted water is utilized to absorb and recover the desalted water, the recovery rate is improved, thereby avoiding the exposure of the ammonia gas, ensuring the health of workers, avoiding the environment pollution of the ammonia gas, abutting joint of the flushing pipe and the hollow outer pipe after the loading and unloading of the ammonia water are finished, starting the air pump, flushing the hollow outer pipe and the water injection pipe through the desalted water, and removing residual ammonia or ammonia water between the water injection pipe, the hollow outer pipe and the recovery tank through flushing operation after the injection of the leather bucket ammonia water is finished, thereby avoiding pollution and waste.
Preferably, the fixing assembly comprises an arc-shaped clamping plate arranged on the flushing head, an annular groove is formed in the hollow outer tube, one end of the arc-shaped clamping plate is located in the annular groove to limit the hollow outer tube, a second shaft is arranged on the arc-shaped clamping plate and connected with the flushing head, a torsion spring is arranged on the second shaft and deflects the arc-shaped clamping plate so that the arc-shaped clamping plate is separated from the annular groove, and meanwhile the torsion spring is stressed to twist the arc-shaped clamping plate to provide self-resetting capability.
Preferably, a sliding protrusion is arranged on the first extension pipe, a sliding groove is formed in the water injection pipe, one end of the sliding protrusion penetrates through the sliding groove, and the sliding protrusion is moved to drive the first extension pipe to move relative to the water injection pipe;
the first shaft is provided with a fluted disc, one end of the sliding protrusion is provided with a connecting rod, one end of the connecting rod is provided with a rack meshed with the fluted disc, and the first shaft is rotated to drive the first extension tube to move.
Preferably, the air pump is connected to the demineralized water storage tank, and the air pump is started to inflate the demineralized water storage tank.
Preferably, the inflation assembly comprises a gas tank arranged at one side of the desalted water storage tank, an air inlet conduit and an air outlet conduit are arranged at the bottom end of the gas tank, the air outlet conduit is communicated with the desalted water storage tank, one-way valves are arranged in the air inlet conduit and the air outlet conduit, a piston plate is arranged in the gas tank, a guide rod is arranged at one side of the piston plate, the guide rod penetrates through the gas tank, a spring II is arranged on the guide rod, and the piston plate is moved to enable gas to be filled into the desalted water storage tank, and meanwhile, the spring II is stressed to shrink to provide self-resetting capability for the piston plate;
the top end of the gas tank is communicated with the recovery tank through a guide pipe, an electronic valve is arranged in the exhaust pipe, a one-way valve is also arranged in the annular spray pipe I, and the one-way valve in the annular spray pipe I only enables gas to flow into the recovery tank.
The invention has at least the following beneficial effects:
in actual use, when ammonia water is injected into the leather bucket through the water injection pipe, ammonia in the leather bucket is led into the recovery tank through the cavity in the hollow outer pipe, then the water pump is started to enable the annular spray pipe II to spray desalted water, so that the desalted water is fully contacted and mixed with the ammonia, the desalted water is utilized to absorb and recover the desalted water, the recovery rate is improved, thereby avoiding the exposure of the ammonia gas, ensuring the health of workers, avoiding the environment pollution of the ammonia gas, abutting joint of the flushing pipe and the hollow outer pipe after the loading and unloading of the ammonia water are finished, starting the air pump, flushing the hollow outer pipe and the water injection pipe through the desalted water, and removing residual ammonia or ammonia water between the water injection pipe, the hollow outer pipe and the recovery tank through flushing operation after the injection of the leather bucket ammonia water is finished, thereby avoiding pollution and waste.
Drawings
FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;
FIG. 2 is a schematic view of the partial cross-section of FIG. 1 in accordance with the present invention;
FIG. 3 is a schematic view of the partial cross-section of FIG. 2 in accordance with the present invention;
FIG. 4 is a schematic view of the partial cross-section of FIG. 3 in accordance with the present invention;
FIG. 5 is a schematic view of the partial cross-section of FIG. 4 in accordance with the present invention;
FIG. 6 is a schematic view of the partial cross-section of FIG. 5 in accordance with the present invention;
FIG. 7 is a schematic overall structure of embodiment 2 of the present invention;
fig. 8 is a schematic view of the sectional structure of fig. 7 according to the present invention.
In the figure: 1-an ammonia water drainage tube; 2-a water injection pipe; 3-a hollow outer tube; 4-a recovery tank; a 5-valve assembly; 6-a circulating spray assembly; 51-a cylinder; 52-rotating the cylinder; 53-first via; 54-second through holes; 55-axis one; 56-swinging rod; 57-C-shaped projections; 58-annular nozzle I; 59-gas injection holes; 61-a second annular spray pipe; 62-water spraying holes; 63-circulating a tube; 64-water pump; 65-exhaust pipe; 66-straight pipes; 67-demineralized water storage tank; 68-a flushing head; 69-a fixed assembly; 71-an inflation assembly; 72-limiting rings; 73-spring one; 74-closing plate; 75-extending the first tube; 76-extending the second tube; 77-thimble; 78-bump; 79-arc-shaped clamping plates; 81-an annular groove; 82-axis two; 83-torsion spring; 84-sliding protrusions; 85-sliding grooves; 86-fluted disc; 87-connecting rods; 88-rack; 89-an air pump; 91-gas tank; 92-an air intake duct; 93-an outlet conduit; 94-a one-way valve; 95-piston plate; 96-guide rod; 97-spring two; 98-electronic valve.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-6, the present invention provides the following technical solutions: the ammonia recoverer comprises an ammonia water drainage tube 1 and also comprises a water injection tube 2, wherein the water injection tube 2 is in conductive connection with the ammonia water drainage tube 1;
the hollow outer tube 3 is fixedly connected with the water injection tube 2, and a cavity is formed between the hollow outer tube 3 and the outer wall of the water injection tube 2;
the recovery tank 4 is filled with desalted water, and the recovery tank 4 is connected with a cavity between the hollow outer tube 3 and the water injection tube 2 through a conduit;
the valve component 5 is arranged in the water injection pipe 2, an operator inserts the water injection pipe 2 into the leather barrel, the hollow outer pipe 3 tightly abuts against the outer wall of the leather barrel to form a sealing effect, then the water injection pipe 2 is opened by the valve component 5 to inject ammonia water, and air in the leather barrel and volatilized ammonia gas are discharged while the ammonia water is injected, so that the ammonia gas and the gas in the leather barrel flow into the recovery tank 4 through the hollow outer pipe 3 and are absorbed by desalted water to form ammonia water;
the circulation spray assembly 6, circulation spray assembly 6 sets up in retrieving jar 4, utilize circulation spray assembly 6 to spray demineralized water, so that it is mixed with ammonia intensive contact, improve the rate of recovery, and then the operating personnel is when pouring into the leather bucket with aqueous ammonia through water injection pipe 2, in the cavity in the hollow outer tube 3 is just available is leading-in retrieving jar 4 with the ammonia in the leather bucket, and utilize demineralized water to absorb it and retrieve, thereby avoided exposing of ammonia, thereby guaranteed that the staff's is healthy, avoid ammonia polluted environment simultaneously.
The valve assembly 5 comprises a cylinder 51 fixedly connected with the inner wall of the water injection pipe 2, a rotary cylinder 52 is rotationally connected to the water injection pipe 2, a first through hole 53 is formed in the rotary cylinder 52, a second through hole 54 is formed in the cylinder 51, the rotary cylinder 52 is rotated to enable the first through hole 53 to be communicated with the second through hole 54 so as to conduct the water injection pipe 2, and otherwise, the water injection pipe 2 can be closed to stop the outflow of ammonia water;
the two ends of the rotating cylinder 52 are fixedly connected with the first shaft 55, one end of the first shaft 55 penetrates through the water injection pipe 2 and is rotationally connected with the water injection pipe through a bearing, the first shaft 55 sequentially penetrates through the water injection pipe 2 and the hollow outer pipe 3 and is rotationally connected with the hollow outer pipe 3 through the bearing, one end of the first shaft 55 is fixedly connected with the swing rod 56, and the swing rod 56 deflects to drive the rotating cylinder 52 to rotate, so that a worker can timely close or open the water injection pipe 2, and the flexibility of the device is improved.
The outer wall of the hollow outer tube 3 is fixedly connected with a C-shaped protrusion 57, one end of a swing rod 56 is positioned in the C-shaped protrusion 57 and is in sliding connection with the inner wall of the C-shaped protrusion 57, and the C-shaped protrusion 57 is utilized to deflect and limit the swing rod 56, so that an operator can more accurately control the opening and closing of the water injection tube 2.
The recovery tank 4 is internally provided with a first annular spray pipe 58, the first annular spray pipe 58 is communicated and connected with the hollow outer pipe 3 by a conduit, and a plurality of air injection holes 59 are uniformly formed in the first annular spray pipe 58 at equal intervals, so that ammonia gas can be uniformly distributed in the recovery tank 4;
the circulating spray assembly 6 comprises a second annular spray pipe 61 arranged in the recovery tank 4, a plurality of water spray holes 62 are uniformly formed in the bottom end of the second annular spray pipe 61 at equal intervals, a circulating pipe 63 is fixedly connected to the recovery tank 4, one end of the circulating pipe 63 penetrates through the recovery tank 4 and is positioned below the liquid level of desalted water, the other end of the circulating pipe 63 is in conductive connection with the second annular spray pipe 61, a water pump 64 is fixedly connected to the outer wall of the recovery tank 4, the water pump 64 is in conductive connection with the circulating pipe 63, and the water pump 64 is started through program control so that the second annular spray pipe 61 sprays desalted water and ammonia gas to be fully mixed;
the recovery tank 4 is connected with an exhaust pipe 65 in a conducting manner for exhausting purified gas, a straight pipe 66 is fixedly connected in the exhaust pipe 65, a plurality of water spray holes 62 are uniformly formed in the bottom end of the straight pipe 66 at equal intervals, and the straight pipe 66 is connected with the annular spray pipe II 61 in a conducting manner, so that secondary spraying desalted water can be carried out on the gas passing through the exhaust pipe 65, and the purification and recovery effects are improved.
One side of the recovery tank 4 is fixedly connected with a desalted water storage tank 67, one side of the desalted water storage tank 67 is provided with a flushing head 68, the flushing head 68 is provided with a fixing component 69, the flushing head 68 is abutted with the hollow outer tube 3, and the flushing head 68 is locked by the fixing component 69;
the flushing head 68 is connected with the desalted water storage tank 67 through a conduit in a conducting way, and the recovery tank 4 is provided with an inflation assembly 71, and the desalted water storage tank 67 is inflated by the inflation assembly 71 so that the desalted water is flushed out of the hollow outer tube 3 and the water injection tube 2, so that after the leather bucket ammonia water injection work is completed, the water injection tube 2, the hollow outer tube 3, and residual ammonia gas or ammonia water between the hollow outer tube 3 and the recovery tank 4 can be removed through flushing operation, thereby avoiding pollution and waste.
Two limiting rings 72 are fixedly connected to the inner wall of the flushing head 68, a first spring 73 is placed between the two limiting rings 72 in a limiting mode, one end of the first spring 73 is fixedly connected with a sealing plate 74, one end of the sealing plate 74 is located in one limiting ring 72 to seal the flushing head 68, so that leakage of substances in a desalted water flushing tank is avoided, the sealing plate 74 is pushed to be released, and meanwhile the first spring 73 is stressed to shrink to provide self-resetting capacity for the sealing plate 74;
the first extension pipe 75 is slidably connected in the water injection pipe 2, the second extension pipe 76 is slidably connected in the flushing head 68, the thimble 77 is fixedly connected in the second extension pipe 76, one end of the thimble 77 is fixedly connected with the sealing plate 74, a plurality of bumps 78 are uniformly and fixedly connected in the first extension pipe 75 at equal intervals, the flushing head 68 and the hollow outer pipe 3 are abutted, the second extension pipe 76 is inserted into the first extension pipe 75, and meanwhile, the bumps 78 are abutted against the second extension pipe 76, so that the thimble 77 is driven to abut against the sealing plate 74 to move to release sealing, and the flushing head 68 is automatically opened after abutting joint is completed.
The fixed subassembly 69 is including setting up the arc cardboard 79 on the washing head 68, and set up ring channel 81 on the hollow outer tube 3, arc cardboard 79 one end is located ring channel 81 and comes spacing hollow outer tube 3, fixedly connected with axle two 82 on the arc cardboard 79, axle two 82 passes through the bearing rotation with the washing head 68 outer wall and is connected, the cover is equipped with torsional spring 83 on the axle two 82, torsional spring 83 both ends respectively with washing head 68 outer wall and arc cardboard 79 fixed connection, under torsional spring 83 initial condition, arc cardboard 79 one end is located ring channel 81, deflect arc cardboard 79 so that it breaks away from ring channel 81 and accomplish the unblock, torsional spring 83 atress is twisted simultaneously and is provided from the ability for arc cardboard 79.
The first extension tube 75 is fixedly connected with a sliding protrusion 84, the water injection tube 2 is provided with a sliding groove 85, one end of the sliding protrusion 84 slides through the sliding groove 85, and the sliding protrusion 84 is moved to drive the first extension tube 75 to move relative to the water injection tube 2, so that the second extension tube 76 can be jacked by the lug 78 only in a state that the first extension tube 75 is extended relative to the second injection tube;
the first shaft 55 is fixedly connected with a fluted disc 86, one end of the sliding protrusion 84 is fixedly connected with a connecting rod 87, one end of the connecting rod 87 is fixedly connected with a rack 88 meshed with the fluted disc 86, an operator rotates the swing rod 56 to drive the first shaft 55 to rotate, so that the rotating cylinder 52 is driven to rotate, the water injection tube 2 is closed, the fluted disc 86 is driven to rotate, the rack 88 is driven to move, the connecting rod 87 is driven to move, the extension tube 75 is driven to move and extend, the flushing tube can be opened only on the premise of closing the water injection tube 2, and then desalted water is prevented from being flushed into the ammonia water drainage tube 1, and the concentration of ammonia water is influenced.
The inflation assembly 71 includes an air pump 89 fixedly connected with the demineralized water storage tank 67, the air pump 89 is connected with the demineralized water storage tank 67 in a conducting manner, and the air pump 89 is started to inflate the demineralized water storage tank 67 through program control so as to enable the flushing pipe to jet demineralized water.
In the normal working process of the ammonia recoverer during ammonia loading and unloading, when ammonia is injected into the leather bucket through the water injection pipe 2, the cavity in the hollow outer pipe 3 can be utilized to guide ammonia in the leather bucket into the recovery tank 4, then the water pump 64 is started to enable the annular spray pipe II 61 to spray desalted water, so that the desalted water is fully contacted and mixed with the ammonia, the desalted water is utilized to absorb and recover the ammonia, the recovery rate is improved, thereby avoiding the exposure of the ammonia, ensuring the physical health of staff, and simultaneously avoiding the ammonia to pollute the environment, after the ammonia loading and unloading is completed, the flushing pipe is abutted to the hollow outer pipe 3, the air pump 89 is started, so that the desalted water is used for flushing the hollow outer pipe 3 and the water injection pipe 2, and the ammonia or the ammonia water remained between the water injection pipe 2, the hollow outer pipe 3 and the recovery tank 4 is removed through the flushing operation after the leather bucket ammonia injection work is completed, and pollution and waste are avoided.
Example 2
Referring to fig. 2-8, the present invention provides the following technical solutions: the ammonia recoverer comprises an ammonia water drainage tube 1 and also comprises a water injection tube 2, wherein the water injection tube 2 is in conductive connection with the ammonia water drainage tube 1;
the hollow outer tube 3 is fixedly connected with the water injection tube 2, and a cavity is formed between the hollow outer tube 3 and the outer wall of the water injection tube 2;
the recovery tank 4 is filled with desalted water, and the recovery tank 4 is connected with a cavity between the hollow outer tube 3 and the water injection tube 2 through a conduit;
the valve component 5 is arranged in the water injection pipe 2, an operator inserts the water injection pipe 2 into the leather barrel, the hollow outer pipe 3 tightly abuts against the outer wall of the leather barrel to form a sealing effect, then the water injection pipe 2 is opened by the valve component 5 to inject ammonia water, and air in the leather barrel and volatilized ammonia gas are discharged while the ammonia water is injected, so that the ammonia gas and the gas in the leather barrel flow into the recovery tank 4 through the hollow outer pipe 3 and are absorbed by desalted water to form ammonia water;
the circulation spray assembly 6, circulation spray assembly 6 sets up in retrieving jar 4, utilize circulation spray assembly 6 to spray demineralized water, so that it is mixed with ammonia intensive contact, improve the rate of recovery, and then the operating personnel is when pouring into the leather bucket with aqueous ammonia through water injection pipe 2, in the cavity in the hollow outer tube 3 is just available is leading-in retrieving jar 4 with the ammonia in the leather bucket, and utilize demineralized water to absorb it and retrieve, thereby avoided exposing of ammonia, thereby guaranteed that the staff's is healthy, avoid ammonia polluted environment simultaneously.
The valve assembly 5 comprises a cylinder 51 fixedly connected with the inner wall of the water injection pipe 2, a rotary cylinder 52 is rotationally connected to the water injection pipe 2, a first through hole 53 is formed in the rotary cylinder 52, a second through hole 54 is formed in the cylinder 51, the rotary cylinder 52 is rotated to enable the first through hole 53 to be communicated with the second through hole 54 so as to conduct the water injection pipe 2, and otherwise, the water injection pipe 2 can be closed to stop the outflow of ammonia water;
the two ends of the rotating cylinder 52 are fixedly connected with the first shaft 55, one end of the first shaft 55 penetrates through the water injection pipe 2 and is rotationally connected with the water injection pipe through a bearing, the first shaft 55 sequentially penetrates through the water injection pipe 2 and the hollow outer pipe 3 and is rotationally connected with the hollow outer pipe 3 through the bearing, one end of the first shaft 55 is fixedly connected with the swing rod 56, and the swing rod 56 deflects to drive the rotating cylinder 52 to rotate, so that a worker can timely close or open the water injection pipe 2, and the flexibility of the device is improved.
The outer wall of the hollow outer tube 3 is fixedly connected with a C-shaped protrusion 57, one end of a swing rod 56 is positioned in the C-shaped protrusion 57 and is in sliding connection with the inner wall of the C-shaped protrusion 57, and the C-shaped protrusion 57 is utilized to deflect and limit the swing rod 56, so that an operator can more accurately control the opening and closing of the water injection tube 2.
The recovery tank 4 is internally provided with a first annular spray pipe 58, the first annular spray pipe 58 is communicated and connected with the hollow outer pipe 3 by a conduit, and a plurality of air injection holes 59 are uniformly formed in the first annular spray pipe 58 at equal intervals, so that ammonia gas can be uniformly distributed in the recovery tank 4;
the circulating spray assembly 6 comprises a second annular spray pipe 61 arranged in the recovery tank 4, a plurality of water spray holes 62 are uniformly formed in the bottom end of the second annular spray pipe 61 at equal intervals, a circulating pipe 63 is fixedly connected to the recovery tank 4, one end of the circulating pipe 63 penetrates through the recovery tank 4 and is positioned below the liquid level of desalted water, the other end of the circulating pipe 63 is in conductive connection with the second annular spray pipe 61, a water pump 64 is fixedly connected to the outer wall of the recovery tank 4, the water pump 64 is in conductive connection with the circulating pipe 63, and the water pump 64 is started through program control so that the second annular spray pipe 61 sprays desalted water and ammonia gas to be fully mixed;
the recovery tank 4 is connected with an exhaust pipe 65 in a conducting manner for exhausting purified gas, a straight pipe 66 is fixedly connected in the exhaust pipe 65, a plurality of water spray holes 62 are uniformly formed in the bottom end of the straight pipe 66 at equal intervals, and the straight pipe 66 is connected with the annular spray pipe II 61 in a conducting manner, so that secondary spraying desalted water can be carried out on the gas passing through the exhaust pipe 65, and the purification and recovery effects are improved.
One side of the recovery tank 4 is fixedly connected with a desalted water storage tank 67, one side of the desalted water storage tank 67 is provided with a flushing head 68, the flushing head 68 is provided with a fixing component 69, the flushing head 68 is abutted with the hollow outer tube 3, and the flushing head 68 is locked by the fixing component 69;
the flushing head 68 is connected with the desalted water storage tank 67 through a conduit in a conducting way, and the recovery tank 4 is provided with an inflation assembly 71, and the desalted water storage tank 67 is inflated by the inflation assembly 71 so that the desalted water is flushed out of the hollow outer tube 3 and the water injection tube 2, so that after the leather bucket ammonia water injection work is completed, the water injection tube 2, the hollow outer tube 3, and residual ammonia gas or ammonia water between the hollow outer tube 3 and the recovery tank 4 can be removed through flushing operation, thereby avoiding pollution and waste.
Two limiting rings 72 are fixedly connected to the inner wall of the flushing head 68, a first spring 73 is placed between the two limiting rings 72 in a limiting mode, one end of the first spring 73 is fixedly connected with a sealing plate 74, one end of the sealing plate 74 is located in one limiting ring 72 to seal the flushing head 68, so that leakage of substances in a desalted water flushing tank is avoided, the sealing plate 74 is pushed to be released, and meanwhile the first spring 73 is stressed to shrink to provide self-resetting capacity for the sealing plate 74;
the first extension pipe 75 is slidably connected in the water injection pipe 2, the second extension pipe 76 is slidably connected in the flushing head 68, the thimble 77 is fixedly connected in the second extension pipe 76, one end of the thimble 77 is fixedly connected with the sealing plate 74, a plurality of bumps 78 are uniformly and fixedly connected in the first extension pipe 75 at equal intervals, the flushing head 68 and the hollow outer pipe 3 are abutted, the second extension pipe 76 is inserted into the first extension pipe 75, and meanwhile, the bumps 78 are abutted against the second extension pipe 76, so that the thimble 77 is driven to abut against the sealing plate 74 to move to release sealing, and the flushing head 68 is automatically opened after abutting joint is completed.
The fixed subassembly 69 is including setting up the arc cardboard 79 on the washing head 68, and set up ring channel 81 on the hollow outer tube 3, arc cardboard 79 one end is located ring channel 81 and comes spacing hollow outer tube 3, fixedly connected with axle two 82 on the arc cardboard 79, axle two 82 passes through the bearing rotation with the washing head 68 outer wall and is connected, the cover is equipped with torsional spring 83 on the axle two 82, torsional spring 83 both ends respectively with washing head 68 outer wall and arc cardboard 79 fixed connection, under torsional spring 83 initial condition, arc cardboard 79 one end is located ring channel 81, deflect arc cardboard 79 so that it breaks away from ring channel 81 and accomplish the unblock, torsional spring 83 atress is twisted simultaneously and is provided from the ability for arc cardboard 79.
The first extension tube 75 is fixedly connected with a sliding protrusion 84, the water injection tube 2 is provided with a sliding groove 85, one end of the sliding protrusion 84 slides through the sliding groove 85, and the sliding protrusion 84 is moved to drive the first extension tube 75 to move relative to the water injection tube 2, so that the second extension tube 76 can be jacked by the lug 78 only in a state that the first extension tube 75 is extended relative to the second injection tube;
the first shaft 55 is fixedly connected with a fluted disc 86, one end of the sliding protrusion 84 is fixedly connected with a connecting rod 87, one end of the connecting rod 87 is fixedly connected with a rack 88 meshed with the fluted disc 86, an operator rotates the swing rod 56 to drive the first shaft 55 to rotate, so that the rotating cylinder 52 is driven to rotate, the water injection tube 2 is closed, the fluted disc 86 is driven to rotate, the rack 88 is driven to move, the connecting rod 87 is driven to move, the extension tube 75 is driven to move and extend, the flushing tube can be opened only on the premise of closing the water injection tube 2, and then desalted water is prevented from being flushed into the ammonia water drainage tube 1, and the concentration of ammonia water is influenced.
The inflating component 71 comprises a gas tank 91 arranged on one side of the desalted water storage tank 67, the gas tank 91 is fixedly connected with the outer wall of the recovery tank 4, the bottom end of the gas tank 91 is connected with a gas inlet guide pipe 92 and a gas outlet guide pipe 93 in a conducting way, check valves 94 are arranged in the gas inlet guide pipe 92 and the gas outlet guide pipe 93, the gas flows out of the gas tank 91 only through the check valves 94 in the gas outlet guide pipe 93, the gas flows into the gas tank 91 only through the check valves 94 in the gas inlet guide pipe 92, a piston plate 95 is connected in the gas tank 91 in a sliding way, a guide rod 96 is fixedly connected to one side of the piston plate 95, one end of the guide rod 96 slides through the gas tank 91, a second spring 97 is sleeved on the guide rod 96, one end of the second spring 97 is fixedly connected with the guide rod 96, the other end of the second spring 97 contacts and abuts against the outer wall of the gas tank 91, the piston plate 95 is moved to enable the gas to be inflated into the desalted water storage tank 67, and meanwhile the second spring 97 is stressed and contracted to provide self-restoring capacity for the piston plate 95;
the top end of the gas tank 91 is connected with the recovery tank 4 in a conducting way through a conduit, an electronic valve 98 is arranged in the exhaust pipe 65, a one-way valve 94 is also arranged in the annular spray pipe I58, the one-way valve 94 in the annular spray pipe I58 only enables gas to flow into the recovery tank 4, so that the exhaust pipe 65 is closed by starting the electronic valve 98, and then ammonia gas and air in a leather barrel are continuously introduced through the recovery tank 4, so that the air pressure in the recovery tank 4 is enhanced, and the piston plate 95 is pushed to move.
In the normal working process of the ammonia recoverer during ammonia loading and unloading, when ammonia water is injected into the leather barrel through the water injection pipe 2, the cavity in the hollow outer pipe 3 can be utilized to guide ammonia in the leather barrel into the recovery tank 4, then the water pump 64 is started to enable the annular spray pipe II 61 to spray desalted water, so that the desalted water and the ammonia gas are fully contacted and mixed, the desalted water is utilized to absorb and recover the ammonia water, the recovery rate is improved, thereby avoiding the exposure of the ammonia gas, ensuring the physical health of workers, simultaneously avoiding the ammonia gas to pollute the environment, when the ammonia water loading and unloading is finished, the electronic valve 98 is started to close the exhaust pipe 65, then the ammonia gas and the air in the leather barrel are continuously introduced through the recovery tank 4, so that the air pressure in the recovery tank 4 is enhanced, thereby pushing the piston plate 95 to move, further enabling the air to be filled into the desalted water storage tank 67, then the flushing pipe and the hollow outer pipe 3 are in a butt joint mode, so that the desalted water is flushed by the hollow outer pipe 3 and the water injection pipe 2, thereby the pollution or the ammonia gas and the ammonia water waste between the water injection pipe 2 and the hollow outer pipe 3 and the recovery tank 4 are removed through the flushing operation after the ammonia water injection work of the leather barrel is finished, thereby avoiding waste and ammonia water waste.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process-method-article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process-method-article or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes-modifications-substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides an ammonia recoverer when aqueous ammonia loading and unloading, includes aqueous ammonia drainage tube (1), its characterized in that: the device also comprises a water injection pipe (2), wherein the water injection pipe (2) is in conductive connection with the ammonia water drainage pipe (1);
the hollow outer tube (3) is arranged on the water injection tube (2) and forms a cavity with the outer wall of the water injection tube (3);
the recovery tank (4) is filled with desalted water, and the recovery tank (4) is communicated with the hollow outer tube (3) through a conduit;
the valve component (5) is arranged in the water injection pipe (2), the valve component (5) is inserted into the water injection pipe (2) to the leather barrel, the hollow outer pipe (3) is tightly abutted against the outer wall of the leather barrel, and the valve component (5) is used for opening the water injection pipe (2) to inject ammonia water so as to enable ammonia gas to flow into the recovery tank (4);
the valve assembly (5) comprises a cylinder (51) arranged in the water injection pipe (2), a rotary cylinder (52) is arranged in the water injection pipe (2), a first through hole (53) is formed in the rotary cylinder (52), a second through hole (54) is formed in the cylinder (51), and the rotary cylinder (52) is rotated to enable the first through hole (53) to be communicated with the second through hole (54);
the two ends of the rotating cylinder (52) are respectively provided with a first shaft (55), one first shaft (55) sequentially penetrates through the water injection pipe (2) and the hollow outer pipe (3) and is provided with a swing rod (56), and the swing rod (56) deflects to drive the rotating cylinder (52) to rotate;
the circulating spray assembly (6), the said circulating spray assembly (6) is set up in the said recovery tank (4), utilize the said circulating spray assembly (6) to spray the demineralized water;
a C-shaped protrusion (57) is arranged on the hollow outer tube (3), one end of the swing rod (56) is positioned in the C-shaped protrusion (57), and the swing rod (56) is limited by utilizing the deflection of the C-shaped protrusion (57);
an annular spray pipe I (58) is arranged in the recovery tank (4), the annular spray pipe I (58) is communicated with the hollow outer tube (3) by a guide pipe, and a plurality of air injection holes (59) are uniformly formed in the annular spray pipe I (58) at equal intervals;
the circulating spray assembly (6) comprises a second annular spray pipe (61) arranged in the recovery tank (4), a plurality of water spray holes (62) are uniformly formed in the bottom end of the second annular spray pipe (61) at equal intervals, a circulating pipe body (63) is arranged on the recovery tank (4), one end of the circulating pipe body (63) penetrates through the recovery tank (4) and is positioned in desalted water, the other end of the circulating pipe body is communicated with the second annular spray pipe (61), a water pump (64) is arranged outside the recovery tank (4), the water pump (64) is in communication connection with the circulating pipe body (63), and the water pump (64) is started to enable the second annular spray pipe (61) to spray desalted water;
an exhaust pipe (65) is arranged on the recovery tank (4), a straight pipe (66) is arranged in the exhaust pipe (65), a plurality of water spray holes (62) are uniformly formed in the bottom end of the straight pipe (66) at equal intervals, and the straight pipe (66) is communicated with the annular spray pipe II (61);
a desalted water storage tank (67) is arranged on one side of the recovery tank (4), a flushing head (68) is arranged on one side of the desalted water storage tank (67), a fixing assembly (69) is arranged on the flushing head (68), the flushing head (68) is abutted with the hollow outer tube (3), and the flushing head is locked by the fixing assembly (69);
the flushing head (68) is communicated with the desalted water storage tank (67) through a conduit, an inflation assembly (71) is arranged on the recovery tank (4), and the desalted water storage tank (67) is inflated by the inflation assembly (71) so as to flush the hollow outer tube (3) and the water injection tube (2) with desalted water;
two limiting rings (72) are arranged in the flushing head (68), a first spring (73) is arranged between the two limiting rings (72), one end of the first spring (73) is provided with a sealing plate (74), one end of the sealing plate (74) is positioned in one limiting ring (72) to seal the flushing head (68), the sealing plate (74) is pushed to be released, and meanwhile the first spring (73) is stressed and contracted to provide self-recovery capacity for the sealing plate (74);
an extension pipe I (75) is arranged in the water injection pipe II (76), an ejector pin (77) is arranged in the extension pipe II (76), one end of the ejector pin (77) is connected with the sealing plate (74), a plurality of protruding blocks (78) are uniformly arranged in the extension pipe I (75) at equal intervals, the extension pipe II (76) is abutted to the flushing head (68) and the hollow outer pipe (3), and the protruding blocks (78) push the extension pipe II (76) to enable the sealing plate (74) to move;
the fixing assembly (69) comprises an arc-shaped clamping plate (79) arranged on the flushing head (68), an annular groove (81) is formed in the hollow outer tube (3), one end of the arc-shaped clamping plate (79) is positioned in the annular groove (81) to limit the hollow outer tube (3), a second shaft (82) is arranged on the arc-shaped clamping plate (79), the second shaft (82) is connected with the flushing head (68), a torsion spring (83) is arranged on the second shaft (82), the arc-shaped clamping plate (79) is deflected to be separated from the annular groove (81), and meanwhile, the torsion spring (83) is stressed and twisted to provide self-resetting capacity for the arc-shaped clamping plate (79);
a sliding protrusion (84) is arranged on the first extension pipe (75), a sliding groove (85) is formed in the water injection pipe (2), one end of the sliding protrusion (84) penetrates through the sliding groove (85), and the sliding protrusion (84) is moved to drive the first extension pipe (75) to move relative to the water injection pipe (2);
the first shaft (55) is provided with a fluted disc (86), one end of the sliding protrusion (84) is provided with a connecting rod (87), one end of the connecting rod (87) is provided with a rack (88) meshed with the fluted disc (86), and the first shaft (55) is rotated to drive the first extension tube (75) to move.
2. An ammonia recoverer for ammonia loading and unloading as defined in claim 1, wherein: the inflation assembly (71) comprises an air pump (89) arranged on the desalted water storage tank (67), the air pump (89) is communicated with the desalted water storage tank (67), and the air pump (89) is started to inflate the desalted water storage tank (67).
3. An ammonia recoverer for ammonia loading and unloading as defined in claim 2, wherein: the air charging assembly (71) comprises an air tank (91) arranged on one side of the desalted water storage tank (67), an air inlet guide pipe (92) and an air outlet guide pipe (93) are arranged at the bottom end of the air tank (91), the air outlet guide pipe (93) is communicated with the desalted water storage tank (67), one-way valves (94) are arranged in the air inlet guide pipe (92) and the air outlet guide pipe (93), a piston plate (95) is arranged in the air tank (91), a guide rod (96) is arranged on one side of the piston plate (95), the guide rod (96) penetrates through the air tank (91), a spring II (97) is arranged on the guide rod (96), the piston plate (95) is moved to enable air to be charged into the desalted water storage tank (67), and meanwhile the spring II (97) is stressed and contracted to provide self-restoring capacity for the piston plate (95).
The top end of the gas tank (91) is communicated with the recovery tank (4) through a conduit, an electronic valve (98) is arranged in the exhaust pipe (65), a one-way valve (94) is also arranged in the annular spray pipe I (58), and the one-way valve (94) in the annular spray pipe I (58) only enables gas to flow into the recovery tank (4).
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| CN202310291654.3A CN116422108B (en) | 2023-03-23 | 2023-03-23 | Ammonia recoverer during ammonia loading and unloading |
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