WO2024066189A1 - Dispositif de dosage et de détection pour la production de fluorure d'ammonium - Google Patents

Dispositif de dosage et de détection pour la production de fluorure d'ammonium Download PDF

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Publication number
WO2024066189A1
WO2024066189A1 PCT/CN2023/078378 CN2023078378W WO2024066189A1 WO 2024066189 A1 WO2024066189 A1 WO 2024066189A1 CN 2023078378 W CN2023078378 W CN 2023078378W WO 2024066189 A1 WO2024066189 A1 WO 2024066189A1
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WO
WIPO (PCT)
Prior art keywords
fixedly connected
cavity
ammonium fluoride
block
annular cavity
Prior art date
Application number
PCT/CN2023/078378
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English (en)
Chinese (zh)
Inventor
吴俊贤
简志豪
李文斌
吴桂龙
林大渌
Original Assignee
福建天甫电子材料有限公司
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Application filed by 福建天甫电子材料有限公司 filed Critical 福建天甫电子材料有限公司
Publication of WO2024066189A1 publication Critical patent/WO2024066189A1/fr

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17DPIPE-LINE SYSTEMS; PIPE-LINES
    • F17D5/00Protection or supervision of installations
    • F17D5/02Preventing, monitoring, or locating loss
    • F17D5/06Preventing, monitoring, or locating loss using electric or acoustic means
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00Investigating fluid-tightness of structures
    • G01M3/02Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/02Alarms for ensuring the safety of persons
    • G08B21/12Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
    • G08B21/14Toxic gas alarms

Definitions

  • the invention relates to the technical field of ammonium fluoride production, in particular to an analysis and determination device for ammonium fluoride production.
  • Ammonium fluoride is widely used and is an important chemical material. It is an ionic compound that is insoluble in ethanol but soluble in water. It is mainly formed by the neutralization of anhydrous hydrofluoric acid and liquid ammonia. Leakage of large amounts of liquid ammonia can lead to a series of accidents, such as poisoning, explosion, burns, fire, and frostbite.
  • the present invention provides a multifunctional analytical and measuring device for ammonium fluoride production, which can detect gas leakage in the first time when it occurs, rather than issuing an alarm only when the concentration reaches a certain value; and can seal the gas while issuing an alarm; and can preliminarily process the leaked gas according to its chemical properties, thereby reducing poisoning and minimizing casualties, so as to solve the problems raised in the above-mentioned background technology.
  • an analysis and determination device for ammonium fluoride production comprising a pipeline, a detection component is arranged on the outer periphery of the pipeline, a plugging component is arranged on the detection component, and a spraying component is arranged on one side of the plugging component; a flat plate is arranged in the detection component, an auxiliary plate is arranged on the flat plate, a vertical block is fixedly connected to the auxiliary plate, a circular opening is opened on the vertical block, a rope is inserted in the circular opening, a trigger column cavity is arranged on the same vertical surface of the rope, one end of the rope in the trigger column cavity is fixedly connected to a first magnet, the other end of the rope in the trigger column cavity is fixedly connected to a second magnet, and a magnetic switch is arranged on the side of the first magnet away from the second magnet and located at one end of the inner wall of the trigger column cavity.
  • a fixed block is provided in the sealing component, the fixed block is fixedly connected with an annular cavity, a push column is inserted in the annular cavity, a special-shaped sliding block is slidably connected in the annular cavity, and a notch is formed at the upper end of the special-shaped sliding block.
  • an alarm is provided on the surface of the annular cavity, and a first spring is provided between the pipeline and the annular cavity.
  • an elastic buckle is provided on the inner cavity of the annular cavity, a through hole is opened on the special-shaped sliding block, and a second spring is provided on the special-shaped sliding block.
  • an air pipe is plugged into the annular cavity
  • a ventilation block is plugged into the annular cavity
  • a moving block is plugged into the lower end of the ventilation block
  • a connecting rod is fixedly connected to the bottom end of the moving block.
  • a fixing plate is fixedly connected to the flat plate, a first electrical contact is arranged on the bottom surface of the fixing plate, a second electrical contact is arranged below the first electrical contact, and a third spring is arranged between the pipe and the fixing plate.
  • annular water trough is arranged on the side of the annular cavity, a water outlet is opened on the annular water trough, and a water pipe is inserted into the annular water trough.
  • a telescopic rod is provided on the inner side surface of the annular water tank, and a sealing piece is fixedly connected to one end of the telescopic rod.
  • the trigger column cavity is fixed on the fixing block via a column rod.
  • the present invention provides an analytical measuring device for ammonium fluoride production, which has the following beneficial effects: 1.
  • the first magnet and the second magnet located in the trigger column cavity will move away from each other during this expansion period, wherein the first magnet will gradually approach the magnetic switch arranged on the inner wall of the trigger column cavity.
  • the magnetic switch will control the alarm electrically connected to it to sound an alarm, thereby reminding the staff that the gas is leaking.
  • This setting is different from the untimely nature of the existing concentration detection equipment, and can sound an alarm in time to prompt personnel to leave or take corresponding measures, and the reaction speed is relatively fast; 2.
  • the gas under the action of the air pump, the gas will enter the annular cavity through the air pipe, and enter the ventilation block with the assistance of the through hole.
  • the gas will move downward against the moving block and the auxiliary plate fixedly connected to its bottom end by the connecting rod, that is, the auxiliary plate moving downward at this time will press the flat plate originally pushed open by the leaked gas, that is, the setting of the sealing component can be used in the gas.
  • the initial plugging work is carried out at the first time when the plate is lifted up when leakage occurs, which not only reduces the economic losses of the manufacturer to the greatest extent, but also reduces the difficulty of subsequent maintenance because the leakage of ammonia with a strong irritating odor is less. 3.
  • the plate when the plate is lifted up, the first electrical contact and the second electrical contact that were originally in contact will be separated. At this time, the water pump arranged at one end of the water pipe will transport water, and the telescopic rod electrically connected to the first electrical contact and the second electrical contact will also bring the plugging sheet to release the blockage of the water outlet. At this time, water will spray out from the water outlet. Due to the property that ammonia is easily soluble in water, part of the leaked ammonia will be dropped to the ground by the sprayed water belt, so the gas in the air will be relatively less at this time. This setting can reduce the amount of inhalation by personnel and minimize casualties. 4. In the present invention, when the plate is lifted up by the leaking gas, the detection component, the plugging component and the spraying component are all triggered. This setting that works at the first time of gas leakage can reduce leakage to a minimum and minimize damage.
  • Fig. 1 is a main structural diagram of the present invention.
  • FIG. 2 is a front view of the main structure of the present invention.
  • FIG. 3 is a side view of the main structure of the present invention.
  • FIG. 4 is a main structural diagram of the detection component of the present invention.
  • FIG. 5 is a diagram showing the related structures of the first magnet, the second magnet, the magnetic switch, etc. in the present invention.
  • FIG. 6 is an enlarged view of the structure of region A in FIG. 3 of the present invention.
  • FIG. 7 is a partial structural diagram of the plugging assembly of the present invention.
  • FIG8 is an enlarged view of the structure of area B in FIG7 of the present invention.
  • FIG. 9 is a diagram showing the position distribution of the push column, ventilation block and other related structures of the present invention.
  • FIG. 10 is an enlarged view of the structure of region C in FIG. 9 of the present invention.
  • FIG. 11 is a diagram showing the position distribution of the ventilation block, the moving block, the connecting rod and other related structures in the present invention.
  • FIG. 12 is an enlarged view of the structure of the D region in FIG. 11 of the present invention.
  • FIG. 13 is a diagram showing the position distribution of the water outlet, plugging piece and other related structures in the present invention.
  • FIG. 14 is a diagram showing the position distribution of the notches, elastic buckles and other related structures in the present invention.
  • Embodiment 1 Please refer to Figures 1 to 5:
  • the parts involved in this embodiment are: 201, flat plate; 202, auxiliary plate; 203, vertical block; 204, round mouth; 205, rope; 206, trigger column cavity; 207, first magnet; 208, second magnet; 209, magnetic switch; 210, alarm; 211, first spring.
  • a flat plate 201 is provided in the detection component 2, an auxiliary plate 202 is provided on the flat plate 201, a vertical block 203 is fixedly connected to the auxiliary plate 202, a circular opening 204 is opened on the vertical block 203, a rope 205 is inserted in the circular opening 204, a trigger column cavity 206 is provided on the same vertical plane as the rope 205, the trigger column cavity 206 is fixed on the fixed block 301 through a column rod, one end of the rope 205 in the trigger column cavity 206 is fixedly connected to a first magnet 207, the other end of the rope 205 in the trigger column cavity 206 is fixedly connected to a second magnet 208, a magnetic switch 209 is provided on the side of the first magnet 207 away from the second magnet 208 and located at one end of the inner wall of the trigger column cavity 206, an alarm 210 is provided on the surface of the annular cavity 302, the alarm 210 and the magnetic switch 209 are electrically connected, and a first spring 211 is provided between the pipeline 1 and
  • Embodiment 2 Please refer to Figures 6 to 11 and 14:
  • the parts involved in this embodiment are: 301, fixed block; 302, annular cavity; 303, push column; 304, special-shaped sliding block; 305, notch; 306, elastic buckle; 307, through hole; 308, second spring; 309, air pipe; 310, ventilation block; 311, moving block; 312, connecting rod.
  • a fixed block 301 is provided in the blocking component 3, and an annular cavity 302 is fixedly connected to the fixed block 301.
  • the annular cavity 302 is a hollow structure.
  • the alarm 210 is provided on the annular cavity 302, and a push column 303 is inserted in the annular cavity 302.
  • the push column 303 is fixed on the plate 201, and the end away from the plate 201 is inserted in the annular cavity 302.
  • a special-shaped sliding block 304 is slidably connected in the annular cavity 302, and a notch 305 is provided at the upper end of the special-shaped sliding block 304.
  • An elastic buckle 306 is provided on the inner cavity of the annular cavity 302.
  • a through hole 307 is provided on the special-shaped sliding block 304.
  • a second spring 308 is provided on the moving block 304, and an air pipe 309 is plugged into the annular cavity 302.
  • the air pipe 309 is connected to the annular cavity 302, and an air pump is provided at the end of the air pipe 309 away from the annular cavity 302.
  • the flat plate 201, the push column 303, the ventilation block 310, the moving block 311, and the connecting rod 312 are made of lightweight materials.
  • the moving block 311 is plugged into the lower end of the ventilation block 310, and the bottom end of the moving block 311 is fixedly connected to the connecting rod 312, and the connecting rod 312 is fixedly connected to the auxiliary plate 202.
  • Embodiment 3 Please refer to Figures 8, 12 to 13:
  • the parts involved in this embodiment are: 401, fixing plate; 402, first electrical contact; 403, second electrical contact; 404, third spring; 405, annular water trough; 406, water outlet; 407, water pipe; 408, telescopic rod; 409, blocking plate.
  • a fixing plate 401 is fixedly connected to the flat plate 201, a first electrical contact 402 is arranged on the bottom surface of the fixing plate 401, a second electrical contact 403 is arranged below the first electrical contact 402, the second electrical contact 403 is arranged on the pipe 1, a third spring 404 is arranged between the pipe 1 and the fixing plate 401, an annular water groove 405 is arranged on the side of the annular cavity 302, a water outlet 406 is opened on the annular water groove 405, a water pipe 407 is plugged into the annular water groove 405, a water pump is arranged at one end of the water pipe 407 away from the annular water groove 405, a telescopic rod 408 is arranged on the inner side of the annular water groove 405, the telescopic rod 408 is electrically connected to the first electrical contact 402 and the second electrical contact 403, and a blocking piece 409 is fixedly connected to one end of the telescopic rod 408.
  • Embodiment 4 Please refer to Figures 1 to 14: a detection component 2 is arranged on the outer periphery of the pipeline 1, a plugging component 3 is arranged on the detection component 2, and a spraying component 4 is arranged on one side of the plugging component 3; a flat plate 201 is arranged in the detection component 2, an auxiliary plate 202 is arranged on the flat plate 201, a vertical block 203 is fixedly connected to the auxiliary plate 202, a circular opening 204 is opened on the vertical block 203, a rope 205 is inserted in the circular opening 204, a trigger column cavity 206 is arranged on the same vertical surface of the rope 205, the trigger column cavity 206 is fixed to the fixed block 301 through a column rod, one end of the rope 205 in the trigger column cavity 206 is fixedly connected to the first magnet 207, and the other end of the rope 205 in the trigger column cavity 206 is fixedly connected to the second magnet 208, a magnetic switch 209 is provided on one end of the inner wall of
  • the communication port between the air pipe 309 and the annular cavity 302 is blocked by the right end of the special-shaped sliding block 304, a ventilation block 310 is plugged into the annular cavity 302, a moving block 311 is plugged into the lower end of the ventilation block 310, a connecting rod 312 is fixedly connected to the bottom end of the moving block 311, and the connecting rod 312 is fixedly connected to the auxiliary plate 202; the flat plate 201
  • a fixing plate 401 is fixedly connected to the upper part, a first electrical contact 402 is arranged on the bottom surface of the fixing plate 401, a second electrical contact 403 is arranged below the first electrical contact 402, the second electrical contact 403 is arranged on the pipeline 1, a third spring 404 is arranged between the pipeline 1 and the fixing plate 401, an annular water groove 405 is arranged on the side of the annular cavity 302, a water outlet 406 is opened on the annular water groove 405, a water pipe 407 is plugged into the annular water groove 405,
  • Liquid ammonia is a colorless liquid.
  • gaseous ammonia is usually pressurized or cooled to obtain liquid ammonia.
  • the pressurized liquid ammonia will return to the gaseous state under the action of air pressure. At this time, the impact force of the ammonia leaked from the pipeline is relatively large.
  • the gas leaking from the pipeline 1 will lift the plate 201 on the surface of the pipeline 1.
  • the first spring 211 is compressed, and the lifted plate 201 will expand outward with the pipeline 1 as the center through the auxiliary plate 202 and the vertical block 203 thereon during the upward movement. Since the length of the rope 205 is fixed, as the vertical block 203 expands, the first magnet 207 and the second magnet 208 located in the trigger column cavity 206 will move away from each other during this expansion period, and the first magnet 207 will gradually approach the magnetic switch 209 provided on the inner wall of the trigger column cavity 206.
  • the magnetic switch 209 When the distance is close, the magnetic switch 209 will control the alarm 210 electrically connected to it to alarm, so as to remind the staff that the gas has leaked.
  • This setting is different from the untimely nature of the existing concentration detection equipment. It can timely alarm to prompt personnel to leave or take corresponding measures, and the reaction speed is relatively fast. Please refer to Figures 1 to 5 for the above working process.
  • the push pin 303 fixed on the flat plate 201 will move upward in the annular cavity 302, please refer to Figure 8, at this time, the connecting rod 312 on the auxiliary plate 202 will move upward in the ventilation block 310 with the moving block 311 thereon, and further, as the push pin 303 moves upward, the push pin 303 will push the shaped sliding block 304 to move to the left through the inclined surface of the shaped sliding block 304.
  • the right end of the shaped sliding block 304 will gradually release the blockage of the connecting port between the trachea 309 and the annular cavity 302, and because the magnetic switch 209 will also have an electrically connected relationship when controlling the alarm 210, the position
  • the air pump at one end of the air pipe 309 is turned on, so at this time, under the action of the air pump, the gas will enter the annular cavity 302 through the air pipe 309, and enter the ventilation block 310 with the assistance of the through hole 307.
  • the gas leakage in the pipeline 1 can be detected in the first time, and with the assistance of the blocking component 3, the leakage part can be preliminarily blocked, and the inhalation amount of personnel can be reduced under the action of the spray component 4, which can minimize casualties.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Environmental & Geological Engineering (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Examining Or Testing Airtightness (AREA)

Abstract

L'invention concerne un dispositif de détection de dosage pour la production de fluorure d'ammonium, comprenant un tuyau (1). Un ensemble de détection (2) est disposé sur la périphérie du tuyau, un ensemble d'obturation (3) est disposé sur l'ensemble de détection, et un ensemble de pulvérisation (4) est disposé sur un côté de l'ensemble d'obturation. Des plaques plates (201) sont disposées dans l'ensemble de détection ; des plaques auxiliaires (202) sont disposées sur les plaques plates ; des blocs verticaux (203) sont reliés de manière fixe aux plaques auxiliaires ; des ouvertures rondes (204) sont formées dans les blocs verticaux ; et des câbles (205) pénètrent à travers les ouvertures rondes. Des corps de chambre cylindrique de déclenchement (206) sont disposés sur les câbles sur la même surface verticale ; des premiers aimants (207) sont reliés de manière fixe à une extrémité des câbles dans les corps de chambre cylindrique de déclenchement ; des seconds aimants (208) sont reliés de manière fixe aux autres extrémités des câbles dans les corps de chambre cylindrique de déclenchement ; et un commutateur magnétique (209) est disposé sur le côté de chaque premier aimant à l'opposé du second aimant correspondant et situé à une extrémité de la paroi interne du corps de chambre cylindrique de déclenchement correspondant. Conjointement avec l'expansion des blocs verticaux, les premiers aimants et les seconds aimants s'éloignent l'un de l'autre pendant l'expansion, les premiers aimants se rapprochent progressivement des commutateurs magnétiques, et lorsque la distance est proche, les commutateurs magnétiques peuvent commander une alarme (210) ayant une connexion électrique avec ceux-ci pour donner une alarme, de façon à alerter les ouvriers qu'une fuite de gaz se produit ; et la configuration est différente des appareils de mesure de concentration existants qui ne sont pas en temps opportun, une alarme peut être donnée dans le temps pour inviter le personnel à quitter ou prendre des mesures correspondantes, et la vitesse de réponse est relativement élevée.
PCT/CN2023/078378 2022-09-30 2023-02-27 Dispositif de dosage et de détection pour la production de fluorure d'ammonium WO2024066189A1 (fr)

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CN202211209510.0A CN115585405B (zh) 2022-09-30 2022-09-30 用于氟化铵生产的分析测定装置

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CN115585405B (zh) * 2022-09-30 2023-10-10 福建天甫电子材料有限公司 用于氟化铵生产的分析测定装置

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