CN117839559A - Reaction kettle chlorine inlet device for sodium hypochlorite preparation - Google Patents

Reaction kettle chlorine inlet device for sodium hypochlorite preparation Download PDF

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Publication number
CN117839559A
CN117839559A CN202410253671.2A CN202410253671A CN117839559A CN 117839559 A CN117839559 A CN 117839559A CN 202410253671 A CN202410253671 A CN 202410253671A CN 117839559 A CN117839559 A CN 117839559A
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chlorine
adsorption
reaction kettle
pipe
chlorine inlet
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Granted
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CN202410253671.2A
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CN117839559B (en
Inventor
李健
华宾
尚伟
刘友静
高香瑞
李振林
徐小青
申语墨
张宴昌
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Lvtao Environmental Protection Technology Cangzhou Co ltd
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Lvtao Environmental Protection Technology Cangzhou Co ltd
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Priority to CN202410253671.2A priority Critical patent/CN117839559B/en
Publication of CN117839559A publication Critical patent/CN117839559A/en
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    • 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
    • B01J4/00—Feed or outlet devices; Feed or outlet control devices
    • B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
    • 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
    • B01D53/02—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 adsorption, e.g. preparative gas chromatography
    • B01D53/04—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 adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • 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
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/68—Halogens or halogen compounds
    • 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
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/77—Liquid phase processes
    • B01D53/78—Liquid phase processes with gas-liquid contact
    • 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
    • B01J4/00—Feed or outlet devices; Feed or outlet control devices
    • B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
    • B01J4/007—Feed or outlet devices as such, e.g. feeding tubes provided with moving parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/30—Alkali metal compounds
    • B01D2251/304—Alkali metal compounds of sodium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/60—Inorganic bases or salts
    • B01D2251/604—Hydroxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10—Inorganic adsorbents
    • B01D2253/102—Carbon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/20—Halogens or halogen compounds
    • B01D2257/202—Single element halogens
    • B01D2257/2025—Chlorine
    • 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
    • B01J2204/00—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices
    • B01J2204/002—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices the feeding side being of particular interest

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Organic Chemistry (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Water Treatment By Sorption (AREA)

Abstract

The invention relates to the technical field of sodium hypochlorite preparation, in particular to a reaction kettle chlorine inlet device for sodium hypochlorite preparation, which comprises a reaction kettle body, a chlorine inlet pipe arranged at the upper part of the reaction kettle body and a chlorine supply device positioned at one side of the reaction kettle body; the chlorine inlet device also comprises a connecting device, an adsorption device and a connecting pipe; the connecting pipe is arranged on the chlorine supply device, and one end of the connecting pipe, which is far away from the chlorine supply device, is connected with the end of the chlorine inlet pipe, which is far away from the reaction kettle body; the connecting device is arranged at one end of the connecting pipe far away from the chlorine supply device and can connect the connecting pipe with the chlorine inlet pipe; the adsorption device is arranged around the joint of the connecting pipe and the chlorine inlet pipe, and after the connecting device completes connection of the connecting pipe and the chlorine inlet pipe, the connecting device is surrounded by the adsorption device, and the adsorption device can absorb chlorine. The invention ensures that chlorine can not leak outside, thereby ensuring that surrounding staff can not be hurt by the chlorine.

Description

Reaction kettle chlorine inlet device for sodium hypochlorite preparation
Technical Field
The invention relates to the technical field of sodium hypochlorite preparation, in particular to a reaction kettle chlorine inlet device for sodium hypochlorite preparation.
Background
When preparing sodium hypochlorite, need use reation kettle, and reation kettle in the during operation, the outside that reation kettle can be transmitted to the vibration that the motor of reation kettle top sent when starting, consequently reation kettle can send certain abnormal sound, if motor power is big, the abnormal sound that reation kettle sent also can be big, influence operating personnel to a certain extent, and after using the completion reation kettle, the caking can take place for reation kettle's inner wall, need wash reation kettle inner wall, and reation kettle's volume is generally great, and operating personnel washs reation kettle's the operation degree of difficulty and increases.
Chinese patent CN215312366U discloses a reation kettle for sodium hypochlorite preparation, including reation kettle, reation kettle outside below fixedly connected with second silence cotton, reation kettle outside sliding connection has the sleeve, the first silence cotton of sleeve inboard fixedly connected with, sleeve left and right sides fixedly connected with supporting shoe, terminal surface fixedly connected with rubber piece under the supporting shoe, reation kettle inside top rotates and is connected with the motor shaft, the outside fixedly connected with stopper in the middle of the motor shaft, motor shaft bottom fixedly connected with puddler, motor shaft outside sliding connection has the loop bar, loop bar outside fixedly connected with scraper blade, motor shaft outside fixedly connected with external screw thread, external screw thread outside screw-thread is female screw-thread, female screw-thread outside fixedly connected with bearing block.
Although the mute effect of the reaction kettle in operation is improved, the method for preparing sodium hypochlorite is various, the reaction kettle with the chlorine inlet device is prepared by adopting the method for introducing chlorine into the saturated saline water, but the introduced amount of the chlorine needs to be strictly controlled in the process of introducing the chlorine, so that the reaction speed is not too fast, the introduced chlorine concentration also needs to be reasonably controlled, the existing reaction kettle does not have the monitoring equipment, the chlorine inlet amount cannot be controlled through the chlorine inlet device, meanwhile, the chlorine has higher toxicity, and the life safety of surrounding staff is easy to be threatened if the joint of the chlorine inlet device and the reaction kettle is leaked.
Disclosure of Invention
According to the chlorine inlet device of the reaction kettle for preparing sodium hypochlorite, when the chlorine inlet device is used, one end of a connecting pipe, which is far away from a chlorine supply device, is inserted into the housing along an insertion hole in the side wall of the housing, then the rotating device is rotated, the rotating device drives the connecting sleeve to rotate, the connecting sleeve rotates from the connecting pipe to the chlorine inlet pipe, the connecting sleeve completely enters the housing along with the rotation of the rotating device, the first pressing ring in the sealing device presses the second pressing ring along with the complete entering of the connecting sleeve, so that the second pressing ring seals a gap between the insertion hole in the housing and the connecting pipe, and meanwhile, the unidirectional locking device is also arranged for locking the rotating direction of the rotating device, so that the situation that the connecting sleeve is not loosened after the chlorine inlet pipe is connected with the connecting pipe is ensured.
In order to solve the problems in the prior art, the invention provides a reaction kettle chlorine inlet device for preparing sodium hypochlorite, which comprises a reaction kettle body, a chlorine inlet pipe arranged at the upper part of the reaction kettle body and a chlorine supply device positioned at one side of the reaction kettle body; the chlorine inlet device also comprises a connecting device, an adsorption device and a connecting pipe; the connecting pipe is arranged on the chlorine supply device, and one end of the connecting pipe, which is far away from the chlorine supply device, is connected with the end of the chlorine inlet pipe, which is far away from the reaction kettle body; the connecting device is arranged at one end of the connecting pipe far away from the chlorine supply device and can connect the connecting pipe with the chlorine inlet pipe; the adsorption device is arranged around the joint of the connecting pipe and the chlorine inlet pipe, and after the connecting device completes connection of the connecting pipe and the chlorine inlet pipe, the connecting device is surrounded by the adsorption device, and the adsorption device can absorb chlorine.
Preferably, the adsorption device comprises a liquid adsorption component and an activated carbon adsorption component; the liquid adsorption component is of a shell structure, one end of the chlorine inlet pipe, which is far away from the reaction kettle body, is positioned in the liquid adsorption component, and the connecting device connects the chlorine inlet pipe with the connecting pipe and then is positioned in the liquid adsorption component; the active carbon adsorption subassembly sets up in the upper portion of liquid adsorption subassembly.
Preferably, the liquid absorbing component comprises a housing, an absorbing film and a driving device; the housing is arranged at the upper part of the reaction kettle body, one end of the chlorine inlet pipe, which is far away from the reaction kettle body, extends into the housing, and the bottom of the housing is connected with adsorption liquid; the adsorption film is of an annular structure, is rotatably arranged in the housing around the axis of the chlorine inlet pipe, and the lower part of the adsorption film is contacted with the adsorption liquid; the driving device is arranged at one end of the adsorption film and drives the adsorption film to rotate around the axis of the chlorine inlet pipe.
Preferably, the liquid adsorption assembly further comprises a water exchange assembly, the water exchange assembly is arranged at the bottom of the housing, and the water exchange assembly is used for replacing adsorption liquid at the bottom of the housing.
Preferably, the connecting device comprises a connecting sleeve and a rotating device; the connecting sleeve is arranged on one side of the connecting pipe, which is far away from the chlorine supply device, along the axis of the connecting pipe, and is in threaded fit with the connecting pipe, and the connecting sleeve is in threaded fit with the end part of the chlorine inlet pipe, which is far away from the reaction kettle body; the rotating device is arranged at one end of the connecting sleeve, which is close to the chlorine supply device, and drives the connecting sleeve to rotate.
Preferably, the connecting device further comprises a sealing device arranged between the rotating device and the side wall of the housing, and the sealing device seals the joint of the connecting pipe and the housing.
Preferably, the sealing device comprises an elastic component, a first pressing ring and a second pressing ring; the elastic component is arranged on one side of the rotating device, which is far away from the chlorine supply device, along the axis of the connecting pipe; the first pressing ring is arranged at the end part of the elastic component, which is far away from the rotating device, along the axis of the connecting pipe, and the first pressing ring is positioned at the periphery of the connecting sleeve; an inserting hole is formed in the side wall of the housing, the inserting hole is used for inserting the end portion of the connecting pipe, the second pressing ring is fixedly arranged around the inserting hole along the axis of the inserting hole, the connecting device is used for compressing the connecting pipe and the chlorine inlet pipe after connecting the connecting pipe and the chlorine inlet pipe, the first pressing ring is used for pressing the second pressing ring, and the second pressing ring is made of elastic materials.
Preferably, a side section of the first pressing ring, which is close to the second pressing ring, is of a convex inclined structure, a side section of the second pressing ring, which is close to the first pressing ring, is of an inclined structure, and the second pressing ring is arranged on the side wall of the housing.
Preferably, the sealing device further comprises a follow-up sleeve, the follow-up sleeve is rotatably arranged on the periphery of the connecting sleeve along the axis of the connecting sleeve, and the inner ring side wall of the first pressing ring is in contact with the outer wall of the follow-up sleeve.
Preferably, the connecting device further comprises a unidirectional locking device, the unidirectional locking device is arranged on one side of the rotating device, and the unidirectional locking device is used for unidirectional limiting of the rotating direction of the rotating device.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the connecting device, the adsorption device and the connecting pipe are arranged, when the chlorine gas supply device is used, one end of the connecting pipe far away from the chlorine gas supply device is inserted into the housing along the insertion hole on the side wall of the housing, then the rotating device is rotated, so that the rotating device drives the connecting sleeve to rotate, the connecting sleeve rotates from the connecting pipe to the chlorine inlet pipe, the connecting sleeve completely enters the housing along with the rotation of the rotating device, the first pressing ring in the sealing device presses the second pressing ring along with the complete entering of the connecting sleeve into the housing, so that the second pressing ring seals the gap between the insertion hole on the housing and the connecting pipe, and meanwhile, the unidirectional locking device is also arranged to lock the rotating direction of the rotating device, so that the situation that the connecting sleeve is not loosened after the chlorine inlet pipe and the connecting pipe are connected is ensured, and when the connecting part of the chlorine inlet pipe and the connecting pipe is leaked, the leaked chlorine gas can be adsorbed by the adsorption liquid due to the complete wrapping of the connecting part, and the secondary adsorption of the active carbon adsorption assembly can be ensured, and the leaked chlorine gas can not be harmful to surrounding staff.
Drawings
Fig. 1 is a schematic perspective view of a chlorine inlet device of a reaction kettle for preparing sodium hypochlorite.
FIG. 2 is a schematic perspective view of a chlorine inlet of a reaction kettle for preparing sodium hypochlorite.
Fig. 3 is a schematic view showing a part of a chlorine inlet device of a reaction kettle for preparing sodium hypochlorite in an enlarged manner at a position A in fig. 2.
Fig. 4 is a partially enlarged schematic illustration of a chlorine inlet of a reaction kettle for preparing sodium hypochlorite at a position B in fig. 2.
Fig. 5 is a perspective view of a reactor chlorine inlet device for sodium hypochlorite preparation after removal of the reactor body.
Fig. 6 is a schematic perspective view of a chlorine inlet device of a reaction kettle for preparing sodium hypochlorite, from which an activated carbon adsorption component and a reaction kettle body are removed.
Fig. 7 is a schematic perspective view of a chlorine inlet device of a reaction kettle for preparing sodium hypochlorite, after a cover shell, an activated carbon adsorption component and a reaction kettle body are removed.
FIG. 8 is a schematic perspective view of a chlorine inlet of a reaction kettle for preparing sodium hypochlorite, with a housing, an activated carbon adsorption assembly and a reaction kettle body removed.
Fig. 9 is a partially enlarged schematic illustration of a chlorine inlet of the reaction kettle for preparing sodium hypochlorite at C in fig. 8.
Fig. 10 is a schematic perspective view of a part of a connecting device of a chlorine inlet device of a reaction kettle for preparing sodium hypochlorite.
The reference numerals in the figures are:
1. a reaction kettle body; 11. a temperature sensor; 2. a chlorine inlet pipe; 3. a connecting device; 31. connecting sleeves; 32. a rotating device; 321. a hexagonal nut; 33. a sealing device; 331. an elastic component; 3311. an extension rod; 3312. pressing the plate; 3313. a rotating ring; 3314. a spring; 3315. needle roller; 332. a first pressing ring; 333. a second pressing ring; 334. a follower sleeve; 34. a one-way locking device; 341. a ratchet wheel; 342. a pawl; 4. an adsorption device; 41. a liquid adsorption assembly; 411. a housing; 412. an adsorption film; 413. a driving device; 4131. a rotary driver; 4132. a toothed ring; 4133. a gear; 414. a mounting frame; 415. a water changing assembly; 4151. a water inlet valve; 4152. a water outlet valve; 42. an activated carbon adsorption assembly; 5. and (5) connecting pipes.
Detailed Description
The invention will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the invention and the specific objects and functions achieved.
Referring to fig. 1 and 2: the utility model provides a sodium hypochlorite preparation is with reation kettle chlorine feeding device, includes reation kettle body 1, sets up in reation kettle body 1 upper portion advance chlorine pipe 2 and lie in the chlorine feeding device of reation kettle body 1 one side; the chlorine inlet device also comprises a connecting device 3, an adsorption device 4 and a connecting pipe 5; the connecting pipe 5 is arranged on the chlorine supply device, and one end of the connecting pipe 5, which is far away from the chlorine supply device, is connected with the end of the chlorine inlet pipe 2, which is far away from the reaction kettle body 1; the connecting device 3 is arranged at one end of the connecting pipe 5 far away from the chlorine supply device, and the connecting device 3 can connect the connecting pipe 5 with the chlorine inlet pipe 2; the adsorption device 4 is arranged around the joint of the connecting pipe 5 and the chlorine inlet pipe 2, after the connecting device 3 completes connection of the connecting pipe 5 and the chlorine inlet pipe 2, the connecting device 3 is surrounded by the adsorption device 4, and the adsorption device 4 can absorb chlorine.
The saturated saline solution is accepted in the reaction kettle body 1, when preparing, let in the saturated saline solution in the reaction kettle body 1 with chlorine can accomplish the preparation to sodium hypochlorite, be provided with temperature sensor 11 on the lateral wall of reaction kettle body 1, temperature sensor 11 is provided with the threshold value, the highest temperature during the reaction, the more violent then the temperature in the reaction kettle body 1 is also higher, conversely, the more mild then the temperature in the reaction kettle body 1 is also lower, the temperature carries out real-time supervision to the temperature of reaction kettle body 1 through temperature sensor 11, if the numerical value of monitoring is higher than the threshold value, one side of temperature sensor 11 is provided with the controller, temperature sensor 11 is through the chlorine feed device's of controller chlorine feed amount, even make chlorine feed amount reduce, so just can slow down reaction rate, in the use, connecting pipe 5 that will be set up on chlorine feed device, because the chlorine feed pipe 2 is kept away from the one end of reaction kettle body 1 and is extended into adsorption device 4, so only can accomplish the temperature in the adsorption device 4 with the tip of 5 and then the connecting pipe 5 and the temperature in the reaction kettle body 1 is also lower, the temperature in the reaction kettle body 1 is monitored, the temperature of chlorine feed pipe 2 is connected with chlorine feed pipe 2, the chlorine feed pipe 2 is connected with chlorine feed pipe 2 in the tip 2 when chlorine feed pipe and chlorine feed pipe 2 is connected, chlorine feed pipe 2 and chlorine leak in the outside the subsequent connection device can not be guaranteed, chlorine leak the condition is guaranteed, chlorine feed pipe 2 is connected in the tip 2 and then the chlorine feed device is connected to the chlorine pipe 2 has been connected in the chlorine feed device.
Referring to fig. 2 and 5: the adsorption device 4 comprises a liquid adsorption component 41 and an activated carbon adsorption component 42; the liquid adsorption assembly 41 is of a shell structure, one end of the chlorine inlet pipe 2, which is far away from the reaction kettle body 1, is positioned in the liquid adsorption assembly 41, and the connecting device 3 connects the chlorine inlet pipe 2 with the connecting pipe 5 and then is positioned in the liquid adsorption assembly 41; the activated carbon adsorption assembly 42 is disposed at an upper portion of the liquid adsorption assembly 41.
The liquid adsorption component 41 wraps the connection part between the connecting pipe 5 and the chlorine inlet pipe 2 completely, a layer of liquid adsorption layer is formed on the periphery of the connection part of the liquid adsorption component 41, when leakage occurs at the connection part, chlorine can be adsorbed by the liquid adsorption layer, and the adsorbed chlorine enters the activated carbon adsorption component 42 for secondary adsorption, so that the chlorine can be adsorbed as much as possible.
Referring to fig. 4 and 5: the liquid suction assembly 41 includes a housing 411, a suction film 412, and a driving device 413; the housing 411 is arranged at the upper part of the reaction kettle body 1, one end of the chlorine inlet pipe 2, which is far away from the reaction kettle body 1, extends into the housing 411, and the bottom of the housing 411 is used for receiving absorption liquid; the adsorption film 412 is in an annular structure, the adsorption film 412 is rotatably arranged in the housing 411 around the axis of the chlorine inlet pipe 2, and the lower part of the adsorption film 412 is contacted with adsorption liquid; the driving device 413 is disposed at one end of the adsorption film 412, and the driving device 413 drives the adsorption film 412 to rotate around the axis of the chlorine inlet pipe 2.
The housing 411 stores an adsorption liquid, preferably sodium hydroxide solution, the adsorption film 412 is preferably made of a water-absorbent resin material, the adsorption film 412 is provided with ventilation holes, when leakage occurs at the joint of the connecting pipe 5 and the chlorine inlet pipe 2, chlorine gas needs to pass through the adsorption film 412, the adsorption film 412 continuously rotates around the axis of the connecting pipe 5 under the drive of the driving device 413, the adsorption film 412 continuously dips in the adsorption liquid at the bottom of the housing 411 in the rotating process, so that the adsorption film 412 is always in a wet state, so that the chlorine gas can be effectively adsorbed by the sodium hydroxide solution on the adsorption film 412 when passing through the adsorption film 412, meanwhile, after passing through the adsorption film 412, the residual chlorine gas can be secondarily adsorbed by the activated carbon adsorption assembly 42, the liquid adsorption assembly 41 also comprises a mounting frame 414, the housing 411 is of a shell structure, the inside of the housing 411 is of a cylindrical structure, the mounting frame 414 is a cylindrical frame structure, the mounting frame 414 is rotatably arranged in the interior of the housing 411 along the axis of the interior of the housing 411, the driving device 413 comprises a rotary driver 4131, a toothed ring 4132 and a gear 4133, the rotary driver 4131 is arranged at the end of the housing 411, the gear 4133 is fixedly arranged on the output end of the rotary driver 4131, the toothed ring 4132 is rotatably arranged in the housing 411 along the axis of the interior of the housing 411, the gear 4133 is meshed with the toothed ring 4132, the rotary driver 4131 is preferably a servo motor, the toothed ring 4132 is fixedly connected with the mounting frame 414, the gear 4133 drives the mounting frame 414 to rotate through the toothed ring 4132 after the rotary driver 4131 is started, the adsorbing film 412 is fixedly arranged on the mounting frame 414, the mounting frame 414 provides support for the adsorbing film 412, so that the adsorbing film 412 arranged on the mounting frame 414 synchronously rotates along with the mounting frame 414 when the toothed ring 4132 drives the mounting frame 414 to rotate, the installation frame 414 drives the adsorption film 412 to rotate and continuously dips sodium hydroxide solution at the bottom of the housing 411, so that the adsorption film 412 forms a liquid adsorption layer at the periphery of the connection part of the connecting pipe 5 and the chlorine inlet pipe 2.
Referring to fig. 5: the liquid suction assembly 41 further comprises a water changing assembly 415, the water changing assembly 415 is arranged at the bottom of the housing 411, and the water changing assembly 415 is used for replacing suction liquid at the bottom of the housing 411.
The water changing assembly 415 comprises a water inlet valve 4151, a water outlet valve 4152 and a water level sensor, wherein the water inlet valve 4151 is arranged on the side wall of the housing 411, the water outlet valve 4152 is arranged on one side of the water inlet valve 4151, the adsorption liquid in the housing 411 can be replenished when the water inlet valve 4151 is opened, the adsorption liquid after long-time use can be discharged after the water outlet valve 4152 is opened, the water inlet valve 4151 and the water outlet valve 4152 are alternatively opened, the opening and closing time of the water inlet valve 4151 and the water outlet valve 4152 is preset, namely, the water outlet valve 4152 and the water inlet valve 4151 are sequentially opened after a period of time, and it is worth noting that the adsorption liquid water level in the housing 411 cannot be lower than the water outlet valve 4152 and the water inlet valve 4151, so that the housing 411 always belongs to a sealed state, the water level sensor is arranged on the inner wall of the housing 411, when the water level sensor cannot detect the liquid, the water inlet valve 4151 is opened, the water inlet valve 4151 is replenished with sodium hydroxide solution when the water level sensor cannot detect the liquid, the water level sensor is opened, the sodium hydroxide solution is replaced, the water inlet valve 4152 and the sodium hydroxide solution is replaced by the water level sensor, after the water level sensor is well, the water level sensor 412, the water level is well, and the water level is guaranteed to be sufficiently well by the water solution which is completely and the water solution which is supplied by the housing 411.
Referring to fig. 1, 3, 6 and 7: the connecting device 3 comprises a connecting sleeve 31 and a rotating device 32; the connecting sleeve 31 is arranged on one side of the connecting pipe 5 far away from the chlorine supply device along the axis of the connecting pipe 5, the connecting sleeve 31 is in threaded fit with the connecting pipe 5, and the connecting sleeve 31 is in threaded fit with the end part of the chlorine inlet pipe 2 far away from the reaction kettle body 1; the rotating device 32 is arranged at one end of the connecting sleeve 31 close to the chlorine supply device, and the rotating device 32 drives the connecting sleeve 31 to rotate.
The rotating device 32 comprises a hexagonal nut 321, the hexagonal nut 321 is arranged at the end part of the connecting sleeve 31 along the axis of the connecting sleeve 31, the hexagonal nut 321 can drive the connecting sleeve 31 to synchronously rotate when rotating, before connection, the connecting sleeve 31 is completely positioned on the connecting pipe 5, when connection is needed, the end part of the connecting pipe 5 is provided with the connecting pipe 5 to be inserted into the housing 411, after the end part of the connecting pipe 5 is contacted with the end part of the chlorine inlet pipe 2, the hexagonal nut 321 rotates, the hexagonal nut 321 drives the connecting sleeve 31 to rotate, the connecting sleeve 31 rotates out of the end part of the connecting pipe 5 and is in threaded fit with the end part of the chlorine inlet pipe 2, and a mark can be arranged on the connecting pipe 5 relative to the alignment of the connecting pipe 5 and the chlorine inlet pipe 2, so that the mark is positioned right above, at the moment, the thread on the connecting pipe 5 is completely matched with the thread on the chlorine inlet pipe 2, the connecting sleeve 31 is ensured to smoothly rotate onto the chlorine inlet pipe 2, and when the connecting sleeve 31 rotates to the thread end part on the chlorine inlet pipe 2.
Referring to fig. 3: the connecting device 3 further comprises a sealing device 33, the sealing device 33 is arranged between the rotating device 32 and the side wall of the housing 411, and the sealing device 33 seals the connection part of the connecting pipe 5 and the housing 411.
Referring to fig. 5, 8 and 9: the sealing device 33 includes an elastic member 331, a first pressing ring 332, and a second pressing ring 333; the elastic component 331 is disposed along the axis of the connection pipe 5 at a side of the rotating device 32 away from the chlorine supply device; the first pressing ring 332 is arranged at the end part of the elastic component 331 far away from the rotating device 32 along the axis of the connecting pipe 5, and the first pressing ring 332 is positioned at the periphery of the connecting sleeve 31; an insertion hole is formed in the side wall of the housing 411, the end of the connection pipe 5 is inserted into the insertion hole, the second pressing ring 333 is fixedly arranged around the insertion hole along the axis of the insertion hole, the connection device 3 is used for compressing the elastic component 331 after connecting the connection pipe 5 with the chlorine inlet pipe 2, the first pressing ring 332 is used for pressing the second pressing ring 333, and the second pressing ring 333 is made of elastic materials.
The elastic component 331 comprises an extension rod 3311, a pressing plate 3312, a rotating ring 3313, a spring 3314 and a needle roller 3315, wherein the rotating ring 3313 is fixedly arranged on the inner ring of the hexagonal nut 321 along the axis of the hexagonal nut 321, the inner ring of the rotating ring 3313 is fixedly connected with the outer side of the connecting sleeve 31, the hexagonal nut 321 drives the connecting sleeve 31 to rotate through the rotating ring 3313, a plurality of extension rods 3311 are arranged on the rotating ring 3313 in a penetrating and sliding way along the axis of the hexagonal nut 321, the extension rods 3311 are uniformly distributed on the rotating ring 3313 around the axis of the rotating ring 3313, the pressing plate 3312 is arranged on the connecting sleeve 31 in a sliding way along the axis of the connecting sleeve 31, the pressing plate 3312 is fixedly arranged at one end of the extension rod 3311 far away from the chlorine supply device, a gap is reserved between the pressing plate 3312 and the rotating ring 3313, the spring 3314 is arranged in the gap along the axis of the extension rod 3311, two ends of the spring 3314 are respectively fixedly connected with the pressing plate 3312 and the rotating ring 3, the first pressing ring 332 is sleeved at one end of the pressing plate 3312 far away from the extension rod 3311, a plurality of rolling pins 3315 are uniformly arranged at one side of the pressing plate 3312 close to the first pressing ring 332, so that friction force between the pressing plate 3312 and the first pressing ring 332 can be reduced after the first pressing ring 332 and the second pressing ring 333 are pressed, namely, the first pressing ring 332 and the second pressing ring 333 are pressed along with rotation of the connecting sleeve 31 driven by the rotating device 32, at the moment, the second pressing ring 333 generates reaction force on the first pressing ring 332, the first pressing ring 332 pushes the pressing plate 3312, the extension rod 3311 arranged on the pressing plate 3312 slides on the rotating ring 3313, a spring 3314 arranged between the pressing plate 3312 and the rotating ring 3313 is compressed, and the extension rod 3311 arranged on the rotating ring 3313 synchronously rotates along with the rotating ring 3313 due to the fact that the hexagonal nut 321 drives the connecting sleeve 31 to rotate along with the rotating ring 3313, the extension rod 3311 drives the pressing plate 3312 and the first pressing ring 332 to rotate relatively, and the roller pins 3315 arranged on the pressing plate 3312 can reduce the friction between the pressing plate 3312 and the first pressing ring 332, thereby reducing the abrasion between the pressing plate 3312 and the first pressing ring 332.
Referring to fig. 3: the cross section of one side of the first pressing ring 332, which is close to the second pressing ring 333, is of a convex inclined structure, the cross section of one side of the second pressing ring 333, which is close to the first pressing ring 332, is of an inclined structure, and the second pressing ring 333 is arranged on the side wall of the housing 411.
When the first pressing ring 332 presses the second pressing ring 333, the second pressing ring 333 can deform in the radial direction of the connecting pipe 5 and the axial direction of the connecting pipe 5, and the tightness of the second pressing ring 333 is improved.
Referring to fig. 10: the sealing device 33 further comprises a follower sleeve 334, wherein the follower sleeve 334 is rotatably arranged on the periphery of the connecting sleeve 31 along the axis of the connecting sleeve 31, and the inner ring side wall of the first pressing ring 332 is in contact with the outer wall of the follower sleeve 334.
When the first pressing ring 332 extrudes the second pressing ring 333, the second pressing ring 333 deforms at this time, the inner ring size of the deformed second pressing ring 333 becomes smaller, if the follower sleeve 334 is not provided, the second pressing ring 333 with smaller inner ring size is in direct contact with the outer side of the connecting sleeve 31, at this time, the connecting sleeve 31 still needs to rotate, the second pressing ring 333 continuously deforms to continuously reduce the inner ring size, the second pressing ring 333 extrudes the outer side of the connecting sleeve 31, so that the connecting sleeve 31 cannot rotate, the connection between the connecting pipe 5 and the chlorine inlet pipe 2 cannot be completed, after the follower sleeve 334 is provided, the second pressing ring 333 deforms and then extrudes the outer side of the follower sleeve 334, and the inner side of the follower sleeve 334 is in rotating fit with the outer side of the connecting sleeve 31, so that the rotating device 32 can normally drive the connecting sleeve 31 to rotate.
Referring to fig. 7 and 10: the connecting device 3 further comprises a unidirectional locking device 34, the unidirectional locking device 34 is arranged on one side of the rotating device 32, and the unidirectional locking device 34 performs unidirectional restriction on the rotating direction of the rotating device 32.
The unidirectional locking device 34 comprises a ratchet wheel 341 and a pawl 342, the ratchet wheel 341 is fixedly arranged at one end, far away from the chlorine supply device, of the hexagonal nut 321 along the axis of the connecting sleeve 31, when the rotating device 32 drives the connecting sleeve 31 to rotate, the connecting sleeve 31 and the ratchet wheel 341 synchronously rotate, the pawl 342 is arranged on the upper portion of the ratchet wheel 341, the pawl 342 is lapped on the ratchet wheel 341 when the rotating device 32 rotates the connecting sleeve 31 in a connecting mode, the ratchet wheel 341 can be guaranteed not to reversely rotate, the ratchet wheel 341 is fixedly connected with the hexagonal nut 321, after the ratchet wheel 341 is locked by the pawl 342, the ratchet wheel 341 cannot rotate, the rotating device 32 cannot rotate, the situation that the connecting sleeve 31 loosens is avoided, and when the connecting pipe 5 needs to be detached, the ratchet wheel 341 is lifted up, and the ratchet wheel 341 is disconnected with the pawl 342.
The foregoing examples merely illustrate one or more embodiments of the invention, which are described in greater detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of the invention should be assessed as that of the appended claims.

Claims (10)

1. A chlorine inlet device of a reaction kettle for preparing sodium hypochlorite comprises a reaction kettle body (1), a chlorine inlet pipe (2) arranged at the upper part of the reaction kettle body (1) and a chlorine supply device positioned at one side of the reaction kettle body (1);
it is characterized in that the chlorine inlet device also comprises a connecting device (3), an adsorption device (4) and a connecting pipe (5);
the connecting pipe (5) is arranged on the chlorine supply device, and one end of the connecting pipe (5) far away from the chlorine supply device is connected with the end of the chlorine inlet pipe (2) far away from the reaction kettle body (1);
the connecting device (3) is arranged at one end of the connecting pipe (5) far away from the chlorine supply device, and the connecting device (3) can connect the connecting pipe (5) with the chlorine inlet pipe (2);
the adsorption device (4) is arranged around the joint of the connecting pipe (5) and the chlorine inlet pipe (2), and after the connecting device (3) completes connection of the connecting pipe (5) and the chlorine inlet pipe (2), the connecting device (3) is surrounded by the adsorption device (4), and the adsorption device (4) can absorb chlorine.
2. The chlorine inlet device of the reaction kettle for preparing sodium hypochlorite according to claim 1, wherein the adsorption device (4) comprises a liquid adsorption component (41) and an active carbon adsorption component (42);
the liquid adsorption component (41) is of a shell structure, one end of the chlorine inlet pipe (2) far away from the reaction kettle body (1) is positioned in the liquid adsorption component (41), and the connecting device (3) is used for connecting the chlorine inlet pipe (2) with the connecting pipe (5) and then is positioned in the liquid adsorption component (41);
the activated carbon adsorption unit (42) is disposed at the upper part of the liquid adsorption unit (41).
3. The chlorine inlet device of a reaction kettle for preparing sodium hypochlorite according to claim 2, wherein the liquid adsorption assembly (41) comprises a housing (411), an adsorption film (412) and a driving device (413);
the housing (411) is arranged at the upper part of the reaction kettle body (1), one end of the chlorine inlet pipe (2) far away from the reaction kettle body (1) extends into the housing (411), and the bottom of the housing (411) is connected with adsorption liquid;
the adsorption film (412) is of an annular structure, the adsorption film (412) is rotatably arranged in the housing (411) around the axis of the chlorine inlet pipe (2), and the lower part of the adsorption film (412) is contacted with adsorption liquid;
the driving device (413) is arranged at one end of the adsorption film (412), and the driving device (413) drives the adsorption film (412) to rotate around the axis of the chlorine inlet pipe (2).
4. A reactor chlorine inlet device for sodium hypochlorite production according to claim 3, wherein the liquid adsorption assembly (41) further comprises a water exchange assembly (415), the water exchange assembly (415) is arranged at the bottom of the housing (411), and the water exchange assembly (415) is used for replacing adsorption liquid at the bottom of the housing (411).
5. A reactor chlorine inlet device for sodium hypochlorite production according to claim 3, characterized in that the connecting device (3) comprises a connecting sleeve (31) and a rotating device (32);
the connecting sleeve (31) is arranged on one side, far away from the chlorine supply device, of the connecting pipe (5) along the axis of the connecting pipe (5), the connecting sleeve (31) is in threaded fit with the connecting pipe (5), and the connecting sleeve (31) is in threaded fit with the end part, far away from the reaction kettle body (1), of the chlorine inlet pipe (2);
the rotating device (32) is arranged at one end of the connecting sleeve (31) close to the chlorine supply device, and the rotating device (32) drives the connecting sleeve (31) to rotate.
6. The chlorine inlet device of the reaction kettle for preparing sodium hypochlorite according to claim 5, wherein the connecting device (3) further comprises a sealing device (33), the sealing device (33) is arranged between the rotating device (32) and the side wall of the housing (411), and the sealing device (33) seals the joint of the connecting tube (5) and the housing (411).
7. The chlorine inlet device of a reaction kettle for preparing sodium hypochlorite according to claim 6, wherein the sealing device (33) comprises an elastic component (331), a first pressing ring (332) and a second pressing ring (333);
the elastic component (331) is arranged on one side of the rotating device (32) away from the chlorine supply device along the axis of the connecting pipe (5);
the first pressing ring (332) is arranged at the end part of the elastic component (331) far away from the rotating device (32) along the axis of the connecting pipe (5), and the first pressing ring (332) is positioned at the periphery of the connecting sleeve (31);
an insertion hole is formed in the side wall of the housing (411), the end portion of the connecting pipe (5) is inserted into the insertion hole, the second pressing ring (333) is fixedly arranged around the insertion hole along the axis of the insertion hole, the connecting device (3) is used for compressing the elastic component (331) after connecting the connecting pipe (5) with the chlorine inlet pipe (2), the first pressing ring (332) is used for pressing the second pressing ring (333), and the second pressing ring (333) is made of elastic materials.
8. The chlorine feeding device of claim 7, wherein a cross section of a side of the first pressing ring (332) close to the second pressing ring (333) is of a convex inclined structure, a cross section of a side of the second pressing ring (333) close to the first pressing ring (332) is of an inclined structure, and the second pressing ring (333) is arranged on a side wall of the housing (411).
9. The chlorine feeding device of a reaction kettle for preparing sodium hypochlorite according to claim 7, wherein the sealing device (33) further comprises a follow-up sleeve (334), the follow-up sleeve (334) is rotatably arranged on the periphery of the connecting sleeve (31) along the axis of the connecting sleeve (31), and the inner ring side wall of the first pressing ring (332) is in contact with the outer wall of the follow-up sleeve (334).
10. The chlorine inlet device of a reaction kettle for preparing sodium hypochlorite according to claim 5, wherein the connecting device (3) further comprises a unidirectional locking device (34), the unidirectional locking device (34) is arranged on one side of the rotating device (32), and the unidirectional locking device (34) is used for unidirectional limiting of the rotating direction of the rotating device (32).
CN202410253671.2A 2024-03-06 2024-03-06 Reaction kettle chlorine inlet device for sodium hypochlorite preparation Active CN117839559B (en)

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CN202410253671.2A CN117839559B (en) 2024-03-06 2024-03-06 Reaction kettle chlorine inlet device for sodium hypochlorite preparation

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08266987A (en) * 1995-03-31 1996-10-15 Nisshin Steel Co Ltd Seal device in demarcation entrance and exit of atmosphere equipment
CN107737476A (en) * 2017-10-13 2018-02-27 朱平 A kind of rotatable immersion filter
CN207805391U (en) * 2017-11-30 2018-09-04 乔为医药设备（上海）有限公司 A kind of RO films enclosure interface
CN220436208U (en) * 2023-06-21 2024-02-02 天津绿涛环保科技有限公司 Explosion-proof chlorine buffer tank

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08266987A (en) * 1995-03-31 1996-10-15 Nisshin Steel Co Ltd Seal device in demarcation entrance and exit of atmosphere equipment
CN107737476A (en) * 2017-10-13 2018-02-27 朱平 A kind of rotatable immersion filter
CN207805391U (en) * 2017-11-30 2018-09-04 乔为医药设备（上海）有限公司 A kind of RO films enclosure interface
CN220436208U (en) * 2023-06-21 2024-02-02 天津绿涛环保科技有限公司 Explosion-proof chlorine buffer tank

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