CN114524423A - Regenerating device for pickling waste phosphoric acid by chemical method - Google Patents
Regenerating device for pickling waste phosphoric acid by chemical method Download PDFInfo
- Publication number
- CN114524423A CN114524423A CN202210257976.1A CN202210257976A CN114524423A CN 114524423 A CN114524423 A CN 114524423A CN 202210257976 A CN202210257976 A CN 202210257976A CN 114524423 A CN114524423 A CN 114524423A
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- Prior art keywords
- phosphoric acid
- butt joint
- vacuum
- liquid
- tank
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- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title claims abstract description 102
- 229910000147 aluminium phosphate Inorganic materials 0.000 title claims abstract description 51
- 239000002699 waste material Substances 0.000 title claims abstract description 30
- 238000005554 pickling Methods 0.000 title claims abstract description 19
- 239000000126 substance Substances 0.000 title claims abstract description 17
- 230000001172 regenerating effect Effects 0.000 title claims abstract description 6
- 238000000034 method Methods 0.000 title claims description 8
- 239000007788 liquid Substances 0.000 claims abstract description 67
- 230000008929 regeneration Effects 0.000 claims abstract description 20
- 238000011069 regeneration method Methods 0.000 claims abstract description 20
- 238000011084 recovery Methods 0.000 claims abstract description 16
- 210000001503 joint Anatomy 0.000 claims description 53
- 238000007789 sealing Methods 0.000 claims description 27
- 239000007789 gas Substances 0.000 claims description 16
- 230000000694 effects Effects 0.000 claims description 10
- 238000001802 infusion Methods 0.000 claims description 10
- 239000003814 drug Substances 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 7
- 239000002912 waste gas Substances 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 4
- 238000001311 chemical methods and process Methods 0.000 claims 1
- 238000007599 discharging Methods 0.000 claims 1
- 238000004064 recycling Methods 0.000 abstract description 12
- 239000002253 acid Substances 0.000 abstract description 7
- 238000006243 chemical reaction Methods 0.000 abstract description 5
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 abstract description 4
- 230000009467 reduction Effects 0.000 abstract description 4
- 229910000398 iron phosphate Inorganic materials 0.000 abstract description 3
- 238000009435 building construction Methods 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000003153 chemical reaction reagent Substances 0.000 abstract 1
- 239000012530 fluid Substances 0.000 abstract 1
- 238000003032 molecular docking Methods 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 238000004134 energy conservation Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000005955 Ferric phosphate Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229940032958 ferric phosphate Drugs 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229910000399 iron(III) phosphate Inorganic materials 0.000 description 1
- 230000009916 joint effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/18—Phosphoric acid
- C01B25/234—Purification; Stabilisation; Concentration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00002—Chemical plants
- B01J2219/00004—Scale aspects
- B01J2219/00006—Large-scale industrial plants
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention relates to the relevant technical field of building construction, in particular to a regeneration device of chemical pickling waste phosphoric acid, which comprises a multi-item reactor, a vacuum automatic filter, a vacuum collection tank, a vacuum buffer tank, a vacuum unit, a regenerated phosphoric acid tank, a tail gas recoverer and a recovery liquid tank, wherein a liquid inlet port of the recovery liquid tank is connected with a liquid outlet port of the tail gas recoverer through a seventh liquid conveying pipeline; through setting up the useless phosphoric acid regenerating unit of pickling that comprises multinomial reactor, vacuum automatic filter, vacuum collection tank, vacuum buffer tank, vacuum unit, regeneration phosphoric acid jar, tail gas recoverer and recovery fluid reservoir combination to through the automatic reagent feeding reaction, collect earlier concentration recovery phosphoric acid and retrieve the iron phosphate through vacuum automatic filter again, effectively improve regeneration acid concentration, and then improve regeneration phosphoric acid's value of utilization, finally reach energy saving and emission reduction, waste recycling, carry out manifold cycles to the resource and use, unusual environmental protection.
Description
Technical Field
The invention relates to the technical field related to building construction, in particular to a regeneration device for pickling waste phosphoric acid by a chemical method.
Background
The invention provides a regeneration device for pickling waste phosphoric acid by a chemical method, which is used for solving the problems.
Disclosure of Invention
The invention aims to provide a regeneration device for pickling waste phosphoric acid by a chemical method, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a regeneration device for pickling waste phosphoric acid by a chemical method comprises the following components:
the liquid inlet ports of the reactors are connected with the liquid outlet port of the waste phosphoric acid tank through a first infusion pipeline, and the medicine adding ports of the reactors are connected with the liquid outlet port of the automatic medicine adding device through a second infusion pipeline;
the liquid inlet port of the vacuum automatic filter is connected with the first liquid outlet ports of the multiple reactors through a third infusion pipeline;
the liquid inlet port of the vacuum collection tank is connected with the liquid outlet port of the automatic vacuum filter through a fourth infusion pipeline;
the air inlet port of the vacuum buffer tank is connected with the air outlet port of the vacuum collection tank through a first air pipe;
the air exhaust port of the vacuum unit is connected with the air outlet port of the vacuum buffer tank through a second air pipe;
the first liquid inlet of the regenerated phosphoric acid tank is connected with the second liquid outlet port of the multi-phase reactor through a fifth liquid conveying pipeline, and the second liquid inlet of the regenerated phosphoric acid tank is connected with the liquid drainage port of the vacuum collection tank through a sixth liquid conveying pipeline;
the air inlet of the tail gas recoverer is connected with the waste gas outlet of the multi-item reactor through a third air pipe;
and a liquid inlet port of the recovery liquid tank is connected with a liquid outlet port of the tail gas recoverer through a seventh liquid conveying pipeline.
Preferably, the air exhaust port of the vacuum unit is connected with the second air pipe through a pipeline connector.
Preferably, the pipeline connector is composed of a connecting seat, a butt joint seat, a sealing ring, a butt joint piece and an anti-loosening assembly in a combined mode, the connecting seat and an air exhaust port of the vacuum unit are integrally formed, and the butt joint seat is fixedly connected with a port of the second air pipe.
Preferably, the end of the connecting seat is integrally formed with a butt joint, the side wall of the connecting seat is integrally formed with a first limiting ring, the port of the butt joint seat is provided with a butt joint groove, the sealing ring is arranged in the butt joint groove, and the butt joint groove are arranged correspondingly.
Preferably, the butt joint piece is of a tubular structure, a second limiting ring is integrally formed on the inner side wall of the butt joint piece, the butt joint piece and the connecting seat are limited through the first limiting ring and the second limiting ring, and a limiting hole is formed in the end portion of the butt joint piece.
Preferably, the locking subassembly that moves comprises loose ring, gag lever post, guide arm, solid fixed ring and supporting spring combination, the loose ring cover is established on docking station, the equal fixed welding of gag lever post, guide arm is on the loose ring, gu set up the guide rod hole on the fixed ring, the guide arm sets up with the guide rod hole is corresponding, and the guide arm passes the guide rod hole and sets up, and gu fixed ring and docking station fixed connection, the supporting spring cover is established on the guide arm, and supporting spring's both ends are connected with loose ring, solid fixed ring respectively.
Preferably, the limiting rod and the limiting hole are arranged correspondingly, and when the supporting spring is in a reset state, the limiting rod is embedded in the limiting hole.
Preferably, the movable ring is fixed welded towards the side of the fixed ring and is provided with a screw, the fixed ring is provided with a through hole, the through hole is arranged corresponding to the screw, and the screw is screwed with a nut.
Preferably, the tip integrated into one piece of butt joint has sealed arch, sealed arch is isosceles trapezoid's annular structure for the cross-section, the sealing washer has been seted up towards the side of butt joint the seal groove, the seal groove is annular structure, and the cross-section of seal groove is similar shape with sealed bellied cross-section, and sealed bellied cross-sectional dimension is greater than the cross-sectional dimension of seal groove.
Compared with the prior art, the invention has the beneficial effects that:
1. by arranging the acid-washing waste phosphoric acid regeneration device formed by combining a plurality of reactors, a vacuum automatic filter, a vacuum collection tank, a vacuum buffer tank, a vacuum unit, a regenerated phosphoric acid tank, a tail gas recoverer and a recovery liquid tank, the concentration and recovery of phosphoric acid are firstly collected and then the iron phosphate is recovered through the vacuum automatic filter through automatic dosing reaction, the concentration of regenerated acid is effectively improved, the utilization value of the regenerated phosphoric acid is further improved, and finally, the purposes of energy conservation and emission reduction, waste recycling, repeated recycling of resources and environmental protection are achieved;
2. the air exhaust port of the vacuum unit is connected with the second air pipe through a pipeline connector formed by combining a connecting seat, a butt joint seat, a sealing ring, a butt joint piece and an anti-loosening assembly, so that the butt joint effect of the vacuum unit is ensured, and meanwhile, the anti-loosening assembly formed by combining a movable ring, a limiting rod, a guide rod, a fixing ring and a supporting spring is used for avoiding the loosening phenomenon of the connecting position of the vacuum unit due to mechanical vibration during operation;
3. and through at the solid fixed ring's of activity ring orientation side welding screw rod to set up the through-hole on solid fixed ring, thereby twist the nut of installing soon on through the screw rod and adjust the position of activity ring, thereby the staff of being convenient for carries out the dismouting to connecting seat and butt joint seat.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the pipe coupling of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is a half sectional view of the pipe coupling of the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 4;
FIG. 6 is a schematic view of a connecting seat structure;
FIG. 7 is a schematic view of a docking station;
FIG. 8 is a schematic view of the structure of the docking member;
fig. 9 is a schematic structural view of the anti-loosening assembly.
In the figure: the device comprises a multi-reactor 1, a vacuum automatic filter 2, a vacuum collection tank 3, a vacuum buffer tank 4, a vacuum unit 5, a regenerated phosphoric acid tank 6, a tail gas recoverer 7, a recovery liquid tank 8, a waste phosphoric acid tank 9, an automatic medicine adding device 10, a connecting seat 11, a butt joint seat 12, a sealing ring 13, a butt joint 14, an anti-loosening assembly 15, a butt joint 16, a first limiting ring 17, a butt joint groove 18, a second limiting ring 19, a limiting hole 20, a movable ring 21, a limiting rod 22, a guide rod 23, a fixing ring 24, a supporting spring 25, a screw 26, a nut 27 and a sealing bulge 28.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-9, the present invention provides a technical solution: a regeneration device for pickling waste phosphoric acid by a chemical method comprises the following components:
the liquid inlet ports of the reactors 1 are connected with the liquid outlet port of the waste phosphoric acid tank 9 through a first infusion pipeline, and the medicine inlet ports of the reactors 1 are connected with the liquid outlet port of the automatic medicine adding device 10 through a second infusion pipeline;
the liquid inlet port of the vacuum automatic filter 2 is connected with the first liquid outlet port of the multinomial reactor 1 through a third liquid conveying pipeline;
a liquid inlet port of the vacuum collection tank 3 is connected with a liquid outlet port of the vacuum automatic filter 2 through a fourth infusion pipeline;
the air inlet port of the vacuum buffer tank 4 is connected with the air outlet port of the vacuum collection tank 3 through a first air pipe;
the air exhaust port of the vacuum unit 5 is connected with the air outlet port of the vacuum buffer tank 4 through a second air pipe;
a regenerated phosphoric acid tank 6, wherein a first liquid inlet of the regenerated phosphoric acid tank 2 is connected with a second liquid outlet port of the multi-item reactor 1 through a fifth liquid conveying pipeline, and a second liquid inlet of the regenerated phosphoric acid tank 2 is connected with a liquid discharge port of the vacuum collection tank 3 through a sixth liquid conveying pipeline;
the exhaust gas recovery device 7 is connected with an exhaust gas outlet of the multi-item reactor 1 through a third gas pipe at the gas inlet of the exhaust gas recovery device 7;
the recycling tank 8, the liquid inlet port of the recycling tank 8 is connected with the liquid outlet port of the tail gas recoverer 7 through a seventh infusion pipeline, and the waste acid washing phosphoric acid regenerating device formed by combining the multiple reactors 1, the automatic vacuum filter 2, the vacuum collecting tank 3, the vacuum buffer tank 4, the vacuum unit 5, the recycling phosphoric acid tank 6, the tail gas recoverer 7 and the recycling tank 8 is arranged, so that the waste acid washing phosphoric acid regenerating device collects concentrated recycling phosphoric acid firstly and then recycles ferric phosphate through the automatic vacuum filter through automatic dosing reaction, the concentration of the recycling acid is effectively improved, the utilization value of the recycling phosphoric acid is further improved, energy conservation and emission reduction are finally achieved, waste is recycled, and resources are recycled for many times, and the recycling device is very environment-friendly.
The air exhaust port of the vacuum unit 5 is connected with the second air pipe through a pipeline connector;
the pipeline connector is composed of a connecting seat 11, a butt joint seat 12, a sealing ring 13, a butt joint piece 14 and an anti-loosening assembly 15 in a combined mode, the connecting seat 11 and an air suction port of the vacuum unit 5 are integrally formed, and the butt joint seat 12 is fixedly connected with a port of a second air pipe;
the end of the connecting base 11 is integrally formed with a butt joint 16, the side wall of the connecting base 11 is integrally formed with a first limiting ring 17, the port of the butt joint base 12 is provided with a butt joint groove 18, the sealing ring 13 is arranged in the butt joint groove 18, and the butt joint 16 and the butt joint groove 18 are arranged correspondingly;
the butt joint piece 14 is of a tubular structure, a second limiting ring 19 is integrally formed on the inner side wall of the butt joint piece, the butt joint piece 14 and the connecting seat 11 are limited through the first limiting ring 17 and the second limiting ring 19, and a limiting hole 20 is formed in the end part of the butt joint piece 14;
the anti-loosening assembly 15 is composed of a movable ring 21, a limiting rod 22, a guide rod 23, a fixing ring 24 and a supporting spring 25 in a combined mode, the movable ring 21 is sleeved on the butt-joint seat 12, the limiting rod 22 and the guide rod 23 are fixedly welded on the movable ring 21, a guide rod hole is formed in the fixing ring 24, the guide rod 23 and the guide rod hole are correspondingly arranged, the guide rod 23 penetrates through the guide rod hole to be arranged, the fixing ring 24 is fixedly connected with the butt-joint seat 12, the supporting spring 25 is sleeved on the guide rod 23, two ends of the supporting spring 25 are respectively connected with the movable ring 21 and the fixing ring 24, an air suction port of the vacuum unit 5 is connected with the second air pipe through a pipeline connector composed of a connecting seat 11, the butt-joint seat 12, a sealing ring 13, a butt-joint piece 14 and the anti-loosening assembly 15 in a combined mode, and accordingly the butt-joint effect is guaranteed, and meanwhile the anti-loosening assembly can be connected through the movable ring 21, the limiting rod 22, the guide rod 23 and the pipeline connector, The locking assembly 15 is composed of a fixed ring 24 and a supporting spring 25, so that the phenomenon that the connecting position of the vacuum unit 5 is loosened due to mechanical vibration during operation is avoided;
the limiting rod 22 is arranged corresponding to the limiting hole 20, and when the supporting spring 25 is in a reset state, the limiting rod 22 is embedded in the limiting hole 20;
the side, facing the fixed ring 24, of the movable ring 21 is fixedly welded with a screw 26, the fixed ring 24 is provided with a through hole, the through hole is arranged corresponding to the screw 26, the screw 26 is screwed with a nut 27, the side, facing the fixed ring 24, of the movable ring 21 is welded with the screw 26, and the fixed ring 24 is provided with a through hole, so that the position of the movable ring 21 is adjusted through the nut 27 screwed with the screw 26, and a worker can conveniently disassemble and assemble the connecting seat 11 and the butt-joint seat 12;
a sealing bulge 28 is integrally formed at the end part of the butt joint 16, the sealing bulge 28 is of an annular structure with an isosceles trapezoid cross section, a sealing groove is formed in the side surface, facing the butt joint 16, of the sealing ring 13, the sealing groove is of an annular structure, the cross section of the sealing groove is similar to that of the sealing bulge 28, the cross section of the sealing bulge 28 is larger than that of the sealing groove, and the side wall of the sealing groove is extruded through the sealing bulge 28, so that the sealing ring 13 is laterally deformed, and the sealing effect of the position of the sealing bulge is improved;
the working principle is as follows: through the acid-washing waste phosphoric acid regeneration device which is formed by combining a plurality of reactors 1, a vacuum automatic filter 2, a vacuum collection tank 3, a vacuum buffer tank 4, a vacuum unit 5, a regenerated phosphoric acid tank 6, a tail gas recoverer 7 and a recovery liquid tank 8, the concentration of the regenerated phosphoric acid is firstly collected, the concentrated and recovered phosphoric acid is firstly recovered, then the iron phosphate is recovered through the vacuum automatic filter through automatic dosing reaction, the concentration of the regenerated acid is effectively improved, the utilization value of the regenerated phosphoric acid is further improved, finally, energy conservation and emission reduction are achieved, the resource is recycled, the resource is very environment-friendly, the pumping port of the vacuum unit 5 is connected with a second air pipe through a pipeline connector which is formed by combining a connecting seat 11, a butt-joint seat 12, a sealing ring 13, a butt-joint 14 and a loosening-preventing component 15, the butt-joint effect is ensured, and meanwhile, the movable ring 21, the vacuum buffer tank and the vacuum generator can be used for recycling the acid, The anti-loosening assembly 15 is formed by combining a limiting rod 22, a guide rod 23, a fixing ring 24 and a supporting spring 25, so as to avoid the loosening phenomenon of the connection position caused by the mechanical vibration when the vacuum unit 5 operates, and when in actual use, the waste liquid in the waste phosphoric acid tank 9 is conveyed to the multi-phase reactor 1 through a first liquid conveying pipeline and then is reacted in the multi-phase reactor 1, the waste gas is conveyed to a tail gas recoverer 7 through a third air pipe for recovery treatment, and then conveyed to a recovery liquid tank 8 through a seventh liquid conveying pipeline, the liquid after the reaction of the multiple reactors 1 is conveyed into a vacuum automatic filter 2 for filtering, then the waste gas is transported into the vacuum collection tank 3 through a fourth liquid transportation pipeline, the waste gas generated at the position is absorbed into the vacuum buffer tank 4 through the action of the vacuum unit 5, and the liquid in the vacuum collection tank 3 is recycled by the regenerated phosphoric acid tank 6.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in 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 (9)
1. The utility model provides a regenerating unit of useless phosphoric acid of chemical process pickling which characterized in that: the regeneration device for pickling waste phosphoric acid by a chemical method comprises:
the liquid inlet ports of the reactors (1) are connected with the liquid outlet port of the waste phosphoric acid tank (9) through a first infusion pipeline, and the medicine adding ports of the reactors (1) are connected with the liquid outlet port of the automatic medicine adding device (10) through a second infusion pipeline;
the liquid inlet port of the vacuum automatic filter (2) is connected with the first liquid outlet port of the multinomial reactor (1) through a third liquid conveying pipeline;
the liquid inlet port of the vacuum collection tank (3) is connected with the liquid outlet port of the automatic vacuum filter (2) through a fourth liquid conveying pipeline;
the air inlet port of the vacuum buffer tank (4) is connected with the air outlet port of the vacuum collection tank (3) through a first air pipe;
the air exhaust port of the vacuum unit (5) is connected with the air outlet port of the vacuum buffer tank (4) through a second air pipe;
the first liquid inlet of the regenerated phosphoric acid tank (2) is connected with the second liquid outlet port of the multi-phase reactor (1) through a fifth liquid conveying pipeline, and the second liquid inlet of the regenerated phosphoric acid tank (2) is connected with the liquid discharging port of the vacuum collection tank (3) through a sixth liquid conveying pipeline;
the tail gas recovery device (7), the air inlet of the tail gas recovery device (7) is connected with the waste gas outlet of the multi-item reactor (1) through a third air pipe;
and a liquid inlet port of the recovery liquid tank (8) is connected with a liquid outlet port of the tail gas recoverer (7) through a seventh liquid conveying pipeline.
2. The regeneration device of the chemical pickling waste phosphoric acid according to claim 1, characterized in that: and the air exhaust port of the vacuum unit (5) is connected with the second air pipe through a pipeline connector.
3. The regeneration device of the chemical pickling waste phosphoric acid according to claim 2, characterized in that: the pipeline connector is composed of a connecting seat (11), a butt joint seat (12), a sealing ring (13), a butt joint piece (14) and an anti-loosening assembly (15) in a combined mode, the connecting seat (11) and an air suction port of the vacuum unit (5) are integrally formed, and the butt joint seat (12) is fixedly connected with a port of the second air pipe.
4. The regeneration device of the chemical pickling waste phosphoric acid according to claim 3, characterized in that: the end part of the connecting seat (11) is integrally formed with a butt joint (16), the side wall of the connecting seat (11) is integrally formed with a first limiting ring (17), a butt joint groove (18) is formed in the port of the butt joint seat (12), the sealing ring (13) is arranged in the butt joint groove (18), and the butt joint (16) and the butt joint groove (18) are correspondingly arranged.
5. The regeneration device of the chemical pickling waste phosphoric acid according to claim 4, characterized in that: the butt joint piece (14) is of a tubular structure, a second limiting ring (19) is integrally formed on the inner side wall of the butt joint piece, the butt joint piece (14) and the connecting seat (11) are limited through the first limiting ring (17) and the second limiting ring (19), and a limiting hole (20) is formed in the end portion of the butt joint piece (14).
6. The regeneration device of the chemical pickling waste phosphoric acid according to claim 5, characterized in that: locking moving assembly (15) comprises activity ring (21), gag lever post (22), guide arm (23), solid fixed ring (24) and supporting spring (25) combination, activity ring (21) cover is established on butt joint seat (12), gag lever post (22), the equal fixed welding of guide arm (23) are on activity ring (21), gu seted up the guide rod hole on fixed ring (24), guide arm (23) and the corresponding setting in guide rod hole, and guide arm (23) pass the guide rod hole and set up, and gu fixed ring (24) and butt joint seat (12) fixed connection, supporting spring (25) cover is established on guide arm (23), and the both ends of supporting spring (25) are connected with activity ring (21), solid fixed ring (24) respectively.
7. The regeneration device of the chemical pickling waste phosphoric acid according to claim 6, characterized in that: the limiting rod (22) is arranged corresponding to the limiting hole (20), and when the supporting spring (25) is in a reset state, the limiting rod (22) is embedded in the limiting hole (20).
8. The regeneration device of the chemical pickling waste phosphoric acid according to claim 7, characterized in that: the side fixed welding that activity ring (21) were fixed ring (24) towards has screw rod (26), and has seted up through-hole on solid fixed ring (24), the through-hole sets up with screw rod (26) are corresponding, and screw rod (26) top spin is twisted and is installed nut (27).
9. The regeneration device of the chemical pickling waste phosphoric acid according to claim 8, characterized in that: the tip integrated into one piece of butt joint (16) has sealed arch (28), sealed arch (28) are isosceles trapezoid's annular structure for the cross-section, sealing washer (13) have been seted up towards the side of butt joint (16) and have been sealed the groove, the seal groove is annular structure, and the cross-section of seal groove is similar shape with the cross-section of sealed arch (28), and sealed arch (28) cross sectional dimension is greater than the cross sectional dimension of seal groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210257976.1A CN114524423A (en) | 2022-03-16 | 2022-03-16 | Regenerating device for pickling waste phosphoric acid by chemical method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210257976.1A CN114524423A (en) | 2022-03-16 | 2022-03-16 | Regenerating device for pickling waste phosphoric acid by chemical method |
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| CN114524423A true CN114524423A (en) | 2022-05-24 |
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| CN202210257976.1A Pending CN114524423A (en) | 2022-03-16 | 2022-03-16 | Regenerating device for pickling waste phosphoric acid by chemical method |
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