CN117380117B - Photochlorination reactor for producing high-energy recycling of difluorochloroethane - Google Patents
Photochlorination reactor for producing high-energy recycling of difluorochloroethane Download PDFInfo
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- CN117380117B CN117380117B CN202311674841.6A CN202311674841A CN117380117B CN 117380117 B CN117380117 B CN 117380117B CN 202311674841 A CN202311674841 A CN 202311674841A CN 117380117 B CN117380117 B CN 117380117B
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- BHNZEZWIUMJCGF-UHFFFAOYSA-N 1-chloro-1,1-difluoroethane Chemical compound CC(F)(F)Cl BHNZEZWIUMJCGF-UHFFFAOYSA-N 0.000 title claims abstract description 64
- 238000004064 recycling Methods 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 65
- 230000001105 regulatory effect Effects 0.000 claims abstract description 47
- 238000004378 air conditioning Methods 0.000 claims abstract description 33
- 239000007788 liquid Substances 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 238000003860 storage Methods 0.000 claims abstract description 21
- 238000006243 chemical reaction Methods 0.000 claims abstract description 17
- 230000009471 action Effects 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 9
- 239000003381 stabilizer Substances 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 6
- 238000005660 chlorination reaction Methods 0.000 claims description 5
- 238000012824 chemical production Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 64
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 38
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 27
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 27
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 27
- 239000000243 solution Substances 0.000 description 25
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 21
- NPNPZTNLOVBDOC-UHFFFAOYSA-N 1,1-difluoroethane Chemical compound CC(F)F NPNPZTNLOVBDOC-UHFFFAOYSA-N 0.000 description 13
- 238000000034 method Methods 0.000 description 13
- 230000008569 process Effects 0.000 description 12
- 238000011084 recovery Methods 0.000 description 9
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 8
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 8
- 239000000460 chlorine Substances 0.000 description 8
- 229910052801 chlorine Inorganic materials 0.000 description 8
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 6
- 230000005494 condensation Effects 0.000 description 6
- 238000009833 condensation Methods 0.000 description 6
- 239000011780 sodium chloride Substances 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001699 photocatalysis Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- CREMABGTGYGIQB-UHFFFAOYSA-N carbon carbon Chemical compound C.C CREMABGTGYGIQB-UHFFFAOYSA-N 0.000 description 1
- 239000011203 carbon fibre reinforced carbon Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007146 photocatalysis Methods 0.000 description 1
- 238000013032 photocatalytic reaction Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- LLTOPKQGFAAMKH-UHFFFAOYSA-N siderin Chemical compound COC1=CC(=O)OC2=CC(OC)=CC(C)=C21 LLTOPKQGFAAMKH-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- 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
- B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J19/12—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electromagnetic waves
-
- 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
- B01J19/0006—Controlling or regulating processes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
- C07C17/10—Preparation of halogenated hydrocarbons by replacement by halogens of hydrogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The invention discloses a photochlorination reactor for producing difluoromonochloroethane and recycling high energy, which relates to the technical field of chemical production and comprises a photochlorination reaction mechanism, wherein the photochlorination reaction mechanism is provided with an auxiliary mechanism, the auxiliary mechanism comprises two auxiliary frames, two sensors, two first air-conditioning valves and a connecting plate, liquid storage boxes are arranged at the top openings of two funnel-shaped shells, acid-base pumps are arranged at the tops of the connecting plates, regulating valve bodies are arranged at the liquid outlet ends of the two liquid storage boxes, and second air-conditioning valves are arranged at the water outlet ends of the two funnel-shaped shells.
Description
Technical Field
The invention relates to the technical field of chemical production, in particular to a photochlorination reactor for producing high-energy recycling of difluorochloroethane.
Background
Difluorochloroethane is an organic compound. The method is a greenhouse gas, and is commonly used in the processes of refrigerant, foam plastic and the like, wherein the difluoro-monochloroethane is mainly prepared by photocatalytic production of the difluoro-monochloroethane and chlorine in a photochlorination reactor, but in order to achieve high-energy recovery of the difluoro-monochloroethane, the byproduct hydrogen chloride generated by the reaction is removed after the difluoro-monochloroethane is prepared, and the difluoro-monochloroethane gas with higher purity can be obtained.
The existing photochlorination reactor for producing difluoromonochloroethane can prepare difluoromonochloroethane gas required to be used in the difluoromonochloroethane production process, and can remove hydrogen chloride which is a byproduct produced by the reaction, so that the purity of the prepared difluoromonochloroethane gas is improved, but the photochlorination reactor cannot be used for washing and separating difluoromonochloroethane and hydrogen chloride in the difluoromonochloroethane production process and then collecting water for treatment, so that the recycling is realized, the waste of water resources is caused, the use effect of the photochlorination reactor is reduced, and the use efficiency of the photochlorination reactor is reduced.
Therefore, a new photochlorination reactor for producing difluorochloroethane with high energy recovery needs to be proposed so as to solve the above-mentioned problems.
Disclosure of Invention
The invention aims to provide a photochlorination reactor for producing difluoromonochloroethane with high energy recycling, which solves the problems that the existing photochlorination reactor for producing difluoromonochloroethane, which is proposed in the background art, cannot realize that the photochlorination reactor is used for washing and separating difluoromonochloroethane and hydrogen chloride in the process of producing difluoromonochloroethane and then collecting water for treatment, thereby realizing repeated recycling, further causing waste of water resources, namely reducing the using effect of the photochlorination reactor and further reducing the using efficiency of the photochlorination reactor.
In order to achieve the above purpose, the present invention provides the following technical solutions: the photochlorination reactor comprises a photochlorination reaction mechanism, wherein an auxiliary mechanism is arranged on the photochlorination reaction mechanism;
the auxiliary mechanism comprises two auxiliary frames, two sensors, two first air-conditioning valves and a connecting plate, wherein funnel-shaped shells are arranged in the auxiliary frames, liquid storage boxes are arranged at the top openings of the funnel-shaped shells, box covers are arranged at the tops of the liquid storage boxes, an acid-base pump is arranged at the tops of the connecting plates, a three-way pipe is arranged at the input ends of the acid-base pump, a water inlet pipe is arranged at the two input ends of the three-way pipe, one side of the funnel-shaped shells is close to the top position and fixedly penetrates through a circular pipe, a regulating valve body is arranged at the liquid outlet end of the liquid storage boxes, a water outlet pipe is arranged at the output end of the acid-base pump, mounting holes are formed at the side of the funnel-shaped shells close to the top position, annular sealing gaskets are arranged in the interiors of the mounting holes, and the second air-conditioning valves are arranged at the water outlet ends of the funnel-shaped shells.
Preferably, the input ends of the two water inlet pipes are respectively connected with the output ends of the two first air conditioning valves, wherein the output end of one regulating valve body is close to the output end of the circular pipe, and the output end of the water outlet pipe is connected with the input end of the circular pipe.
Preferably, the photochlorination reaction mechanism includes the rack, two the opposite side of auxiliary frame is fixed with the positive surface of rack near one side position and the back surface of rack near one side position respectively, the connecting plate is fixed in the inside of rack, the top of rack is close to the opposite side position and is provided with the controller, two sensor, two first air conditioning valve, acid-base pump, two governing valve bodies and two second air conditioning valve all with controller electric connection, the top of rack is close to opposite side position and is fixed with the processing box.
Preferably, the positive surface of inner wall of processing box is fixed to run through there are two symmetrical intake pipes, two the first governing valve is all installed to the input of intake pipe, two first governing valve all with controller electric connection, the positive surface of inner wall of processing box is fixed with the guide plate, the inner wall both sides of processing box all are fixed with the L shaped plate, two the bottom of L shaped plate and the bottom of guide plate are all fixed mutually with the inner wall bottom of processing box, the closing plate is installed at the top of processing box.
Preferably, the top of two L shaped plate and the top of guide plate all contact with the bottom of closing plate, the back fixed surface of processing box runs through there is first connecting pipe, first connecting pipe activity cup joints inside the top through-hole of rack, the second governing valve is installed to the output of first connecting pipe, second governing valve and controller electric connection, the second connecting pipe is installed to the output of second governing valve, spacing hole has been seted up at the top of rack.
Preferably, the inside in spacing hole is provided with transparent bottle, the top opening and the bottom opening of transparent bottle all install the junction cap, one of them the input of junction cap is connected with the output of second connecting pipe, the top activity of rack inlays and is equipped with four stabilizer bars, four be provided with the mount between the surface of stabilizer bar, the mount activity cup joints the top opening part at transparent bottle, the outer wall winding of transparent bottle has the flexible lamp.
Preferably, the flexible lamp is electrically connected with the controller, the other output end of the connecting cover is provided with a first air duct, the output end of the first air duct is provided with a condensing pipe, the output end of the condensing pipe is provided with a second air duct, the output end of the second air duct is provided with a first one-way valve, the output end of the first one-way valve is provided with a third air duct, and the top of the placing frame is fixed with a double-groove block near one side.
Preferably, two sensors are all installed in one side of double-groove block and are close to the bottom position, and the detection end activity of two sensors runs through one side of double-groove block to the detection end of two sensors is in two recess interiors of double-groove block respectively, two the input of first air conditioner valve is equal the screw thread and runs through one side of double-groove block and is close to the bottom position, and the input of two first air conditioner valves is linked together with two recesses of double-groove block respectively, the top cap is installed at the top of double-groove block, the output activity of second air duct runs through the top of top cap.
Preferably, the first check valve and the third air duct are both positioned in one groove of the double groove block, the output end of the third air duct is close to the bottom position of the inner wall of one groove of the double groove block, the U-shaped pipe is fixedly penetrated at the top of the top cover, the input end of the U-shaped pipe is positioned in one groove of the double groove block, the output end of the U-shaped pipe is positioned in the other groove of the double groove block, and the second check valve is arranged at the output end of the U-shaped pipe.
Preferably, the output of second check valve is installed the fourth air duct, the output of fourth air duct is in another recess inner wall bottom position of double flute piece, the top screw thread of top cap runs through there is the motorised valve, motorised valve and controller electric connection, the input of motorised valve is in another recess top opening part of double flute piece, every fixation nut is all installed on the top of stabilizer bar, every fixation nut's bottom all contacts with the top of mount.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention can treat the water collected after the difluorochloroethane and the hydrogen chloride are washed and separated in the process of producing the difluorochloroethane by arranging the auxiliary mechanism, so as to realize the water recycling, thereby improving the service efficiency of the photochlorination reactor.
2. According to the invention, the hydrogen chloride in the carbon tetrachloride solution can be reacted into sodium chloride and water by recycling the coordination of the funnel-shaped shell, the controller and the corresponding second air-conditioning valve, and the carbon tetrachloride can be separated by recycling the coordination of the controller, the other regulating valve body and the corresponding funnel-shaped shell, so that the carbon tetrachloride solution can be recycled.
3. According to the invention, the required difluorochloroethane gas can be prepared by arranging the photochlorination reaction mechanism, when the difluorochloroethane gas is required to be prepared, the chlorine gas and the difluoroethane gas which are conveyed by the conveying pipe can be conveyed into the processing box by utilizing the cooperation of the first regulating valve and the air inlet pipe, then the chlorine gas and the difluoroethane gas which enter the processing box can be fully mixed by utilizing the cooperation of the processing box, the guide plate and the L-shaped plate, then the chlorine gas and the difluoroethane gas which are mixed together can be conveyed into the transparent bottle by utilizing the cooperation of the first connecting pipe, the second regulating valve, the second connecting pipe and one of the connecting covers, and then the photocatalysis operation of the chlorine gas and the difluoroethane gas can be realized by utilizing the cooperation of the controller and the flexible lamp, so that the difluorochloroethane gas and the hydrogen chloride gas can be generated.
4. According to the invention, by utilizing the cooperation of the other connecting cover, the first air duct, the condensing pipe, the second air duct, the first one-way valve and the third air duct, the cooled difluoro-chloroethane gas and hydrogen chloride gas can be supplied to water in one groove on the double-groove block, namely, the hydrogen chloride gas is dissolved in the water to separate the difluoro-chloroethane gas, then, the separated difluoro-chloroethane gas can be poured into the water in the other groove on the double-groove block by utilizing the cooperation of the U-shaped pipe, the second one-way valve and the fourth air duct, the residual hydrogen chloride in the difluoro-chloroethane gas can be separated, and then, the prepared difluoro-chloroethane gas can be collected under the action of the electric valve.
Drawings
FIG. 1 is a perspective view of a photochlorination reactor for producing high energy recovery of difluorochloroethane according to the present invention;
FIG. 2 is another perspective view of a photochlorination reactor for producing high energy recovery of difluorochloroethane according to the present invention;
FIG. 3 is a partially cut-away perspective view of the auxiliary mechanism of the photochlorination reactor for producing high energy recovery of difluorochloroethane of the present invention;
FIG. 4 is a partial perspective view of an auxiliary mechanism of a photochlorination reactor for producing high energy recovery of difluorochloroethane in accordance with the present invention;
FIG. 5 is a schematic diagram of the three-dimensional structure of a double groove block, a sensor and a first air conditioning valve of the photo-chlorination reactor for producing high energy recycling of difluoro chloroethane;
FIG. 6 is a schematic top view of a photo-chlorination reactor for producing high energy recycling of difluorochloroethane according to the present disclosure;
FIG. 7 is a bottom perspective view of a portion of a photochlorination reactor for producing high energy recovery from difluorochloroethane in accordance with the present invention;
FIG. 8 is a top view of a part of the angular photochlorination reaction mechanism of the photochlorination reactor for producing high energy recovery of difluorochloroethane according to the present invention;
fig. 9 is a schematic perspective view of a top cover, a U-shaped pipe, a second one-way valve, a fourth air duct and an electric valve of the photochlorination reactor for producing difluorochloroethane with high energy recovery.
In the figure: 1. a photochlorination reaction mechanism; 101. a placing rack; 102. a controller; 103. a process cartridge; 104. an air inlet pipe; 105. a first regulating valve; 106. a deflector; 107. an L-shaped plate; 108. a sealing plate; 109. a first connection pipe; 110. a second regulating valve; 111. a second connection pipe; 112. a limiting hole; 113. a transparent bottle; 114. a connection cover; 115. a stabilizer bar; 116. a fixing frame; 117. a flexible light; 118. a first air duct; 119. a condensing tube; 120. a second air duct; 121. a first one-way valve; 122. a third air duct; 123. a double groove block; 124. a top cover; 125. a U-shaped tube; 126. a second one-way valve; 127. a fourth air duct; 128. an electric valve; 129. a fixing nut; 2. an auxiliary mechanism; 201. an auxiliary frame; 202. a funnel-shaped shell; 203. a liquid storage box; 204. a box cover; 205. a sensor; 206. a first air conditioning valve; 207. a connecting plate; 208. an acid-base pump; 209. a three-way pipe; 210. a water inlet pipe; 211. a round tube; 212. a regulating valve body; 213. a water outlet pipe; 214. a mounting hole; 215. an annular gasket; 216. and a second air conditioning valve.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 9, the present invention provides a technical solution: a photochlorination reactor for producing difluorochloroethane with high energy recycling comprises a photochlorination reaction mechanism 1, wherein an auxiliary mechanism 2 is arranged on the photochlorination reaction mechanism 1;
the auxiliary mechanism 2 comprises two auxiliary frames 201, two sensors 205, two first air-conditioning valves 206 and a connecting plate 207, wherein funnel-shaped shells 202 are all installed in the two auxiliary frames 201, liquid storage boxes 203 are all installed at top openings of the two funnel-shaped shells 202, box covers 204 are all installed at tops of the two liquid storage boxes 203, an acid-base pump 208 is installed at the top of the connecting plate 207, a three-way pipe 209 is installed at an input end of the acid-base pump 208, a water inlet pipe 210 is all installed at two input ends of the three-way pipe 209, a round pipe 211 is fixedly penetrated near the top position of one side of one funnel-shaped shell 202, a regulating valve body 212 is installed at a liquid outlet end of the two liquid storage boxes 203, a water outlet pipe 213 is installed at an output end of the acid-base pump 208, an installation hole 214 is formed near the top position of one side of the two funnel-shaped shells 202, an annular sealing gasket 215 is installed in the two installation holes 214, and a second air-conditioning valve 216 is installed at a water outlet end of the two funnel-shaped shells 202.
According to fig. 2, 3 and 5, the input ends of the two water inlet pipes 210 are respectively connected with the output ends of the two first air conditioning valves 206, the output end of one of the regulating valve bodies 212 is close to the output end of the circular pipe 211, and the output end of the water outlet pipe 213 is connected with the input end of the circular pipe 211, so that the water dissolved in hydrogen chloride, which is conveyed by the water outlet pipe 213, can be conveniently conveyed into the corresponding funnel-shaped shell 202 under the action of the circular pipe 211.
According to fig. 1-4 and fig. 6-8, the photochlorination reaction mechanism 1 includes a rack 101, opposite sides of two auxiliary frames 201 are respectively fixed with a position of a front surface of the rack 101 near one side and a position of a rear surface of the rack 101 near one side, a connecting plate 207 is fixed inside the rack 101, a controller 102 is arranged at a position of a top of the rack 101 near the other side, two sensors 205, two first air-conditioning valves 206, an acid-base pump 208, two regulating valve bodies 212 and two second air-conditioning valves 216 are electrically connected with the controller 102, a processing box 103 is fixed at a position of a top of the rack 101 near the other side, and chlorine and difluoroethane gas entering the processing box 103 can be fully mixed under the cooperation of the processing box 103, a guide plate 106 and an L-shaped plate 107.
According to the embodiments shown in fig. 1, fig. 2, fig. 6 and fig. 8, two symmetrical air inlet pipes 104 are fixedly penetrating through the front surface of the inner wall of the process box 103, the input ends of the two air inlet pipes 104 are provided with first regulating valves 105, the two first regulating valves 105 are electrically connected with the controller 102, the front surface of the inner wall of the process box 103 is fixedly provided with guide plates 106, the two sides of the inner wall of the process box 103 are fixedly provided with L-shaped plates 107, the bottoms of the two L-shaped plates 107 and the bottoms of the guide plates 106 are fixedly connected with the bottom of the inner wall of the process box 103, and the top of the process box 103 is provided with a sealing plate 108, so that chlorine and difluoroethane entering the process box 103 can be prevented from being dispersed into the environment under the action of the sealing plate 108.
According to the embodiments shown in fig. 1, fig. 2, and fig. 6-fig. 8, the top of the two L-shaped plates 107 and the top of the baffle 106 are both in contact with the bottom of the sealing plate 108, the rear surface of the processing box 103 is fixedly penetrated with a first connecting pipe 109, the first connecting pipe 109 is movably sleeved inside a top through hole of the placing rack 101, the output end of the first connecting pipe 109 is provided with a second regulating valve 110, the second regulating valve 110 is electrically connected with the controller 102, the output end of the second regulating valve 110 is provided with a second connecting pipe 111, the top of the placing rack 101 is provided with a limiting hole 112, and the transparent bottle 113 can be placed on the placing rack 101 more stably under the action of the limiting hole 112.
According to the figures 1, 2 and 6-8, the transparent bottle 113 is arranged in the limiting hole 112, the connecting cover 114 is arranged at the top opening and the bottom opening of the transparent bottle 113, the input end of one connecting cover 114 is connected with the output end of the second connecting pipe 111, four stabilizer bars 115 are movably embedded at the top of the placing frame 101, a fixing frame 116 is arranged between the outer surfaces of the four stabilizer bars 115, the fixing frame 116 is movably sleeved at the top opening of the transparent bottle 113, a flexible lamp 117 is wound on the outer wall of the transparent bottle 113, and illumination conditions can be provided for the reaction of difluoroethane and chlorine under the action of the flexible lamp 117.
According to fig. 1, 2 and 6-8, the flexible lamp 117 is electrically connected with the controller 102, the output end of the other connecting cover 114 is provided with a first air duct 118, the output end of the first air duct 118 is provided with a condensation duct 119, the output end of the condensation duct 119 is provided with a second air duct 120, the output end of the second air duct 120 is provided with a first one-way valve 121, the output end of the first one-way valve 121 is provided with a third air duct 122, and the top of the placing frame 101 is fixed with a double groove block 123 near one side, so that water for washing and separating difluorochloroethane gas and hydrogen chloride gas can be stored under the action of the double groove block 123.
According to the embodiments shown in fig. 1, fig. 2 and fig. 5, two sensors 205 are all installed at one side of the double-groove block 123 near the bottom, and the detection ends of the two sensors 205 movably penetrate through one side of the double-groove block 123, and the detection ends of the two sensors 205 are respectively located inside two grooves of the double-groove block 123, the input ends of two first air-conditioning valves 206 are all threaded through one side of the double-groove block 123 near the bottom, and the input ends of the two first air-conditioning valves 206 are respectively communicated with two grooves of the double-groove block 123, the top cover 124 is installed at the top of the double-groove block 123, the output end of the second air-guide pipe 120 movably penetrates through the top of the top cover 124, so that the difluorochloroethane gas and the hydrogen chloride gas conveyed by the condenser pipe 119 can be conveniently conveyed to the inside of the third air-guide pipe 122 under the action of the second air-guide pipe 120.
According to the embodiments shown in fig. 1, fig. 5, fig. 6, fig. 8 and fig. 9, the first check valve 121 and the third air duct 122 are both located inside one of the grooves of the double groove block 123, and the output end of the third air duct 122 is close to the bottom of the inner wall of one of the grooves of the double groove block 123, the top of the top cover 124 is fixedly penetrated with the U-shaped tube 125, the input end of the U-shaped tube 125 is located inside one of the grooves of the double groove block 123, the output end of the U-shaped tube 125 is located inside the other groove of the double groove block 123, and the output end of the U-shaped tube 125 is provided with the second check valve 126, so that the water inside the double groove block 123 can be prevented from flowing back into the U-shaped tube 125 from the fourth air duct 127 under the action of the second check valve 126 when the photo-chlorination reactor is not in use.
According to the embodiments shown in fig. 1, fig. 2, fig. 5, fig. 6 and fig. 9, the output end of the second check valve 126 is provided with the fourth air duct 127, the output end of the fourth air duct 127 is located at the bottom of the other groove of the double groove block 123, the top thread of the top cover 124 penetrates through the electric valve 128, the electric valve 128 is electrically connected with the controller 102, the input end of the electric valve 128 is located at the top opening of the other groove of the double groove block 123, the top end of each stabilizer bar 115 is provided with a fixing nut 129, the bottom end of each fixing nut 129 is contacted with the top of the fixing frame 116, and the stability of the transparent bottle 113 on the placing frame 101 can be improved under the cooperation of the fixing nuts 129, the stabilizer bars 115, the placing frame 101 and the fixing frame 116.
The whole mechanism achieves the following effects: when difluorochloroethane is required to be manufactured, firstly connecting the input end of one first regulating valve 105 with the output end of the gas pipe for conveying chlorine gas, then connecting the output end of the other first regulating valve 105 with the output end of the gas pipe for conveying difluoroethane gas, then taking down the two box covers 204 from the tops of the two liquid storage boxes 203 respectively, then injecting a proper amount of carbon tetrachloride solution into the interior of one liquid storage box 203, simultaneously injecting a proper amount of sodium hydroxide solution into the interior of the other liquid storage box 203, then installing the two box covers 204 respectively back to the initial position, simultaneously connecting the water inlet end and the water outlet end of the condensing pipe 119 with an external water pipe respectively after installing the box covers 204, connecting the controller 102 with an external power supply, finally opening the controller 102, and sets the pH value threshold value (acid pH value of aqueous solution when hydrogen chloride gas can not be dissolved in water) and the use program of the two sensors 205, when everything is ready, the top cover 124 is moved upwards again, then the two grooves of the double groove block 123 are respectively filled with a proper amount of water until the output ends of the third air duct 122 and the fourth air duct 127 are respectively submerged in the two grooves of the double groove block 123, then the controller 102 is directly utilized to simultaneously open the two first regulating valves 105, the second regulating valve 110, the electric valve 128 and the flexible lamp 117, and adjust the amount of gas flowing through the inside of the two first regulating valves 105 and the inside of the second regulating valve 110, and simultaneously fill cooling water into the inside of the condensing pipe 119, when both the two first regulating valves 105 are opened, the two air ducts respectively convey chlorine gas and difluoroethane gas into the inside of the two first regulating valves 105, the chlorine and difluoroethane gas which then enter the inside of the two first regulating valves 105 is directly supplied to the inside of the gas inlet pipe 104 connected thereto, then the chlorine and difluoroethane gas are collected into the inside of the process cartridge 103, when the chlorine and difluoroethane gas enter the inside of the process cartridge 103, the chlorine and difluoroethane gas are directly allowed to be sufficiently mixed at this time by the cooperation of the baffle 106 and the two L-shaped plates 107, then the gas mixed together is directly introduced into the inside of the first connecting pipe 109, then the mixed gas introduced into the inside of the first connecting pipe 109 is directly introduced into the inside of the second regulating valve 110, then the inside of the second connecting pipe 111, then the inside of the connecting cover 114 connected thereto, then the inside of the transparent bottle 113, when the mixed gas enters the inside of the transparent bottle 113, at this time, under the illumination of the flexible lamp 117, the mixed gas starts to perform the photocatalytic reaction, and then difluorochloroethane gas and hydrogen chloride gas are generated, and the two gases generated by the reaction are transported to the top opening of the transparent bottle 113, then enter the inside of the other connecting cover 114, then enter the inside of the first air duct 118, then enter the inside of the condensation duct 119, when the generated difluorochloroethane gas and hydrogen chloride gas enter the inside of the condensation duct 119 together, at this time, under the action of the condensation duct 119, the heat carried by the difluorochloroethane gas and the hydrogen chloride gas is directly transferred away, and then the cooled difluorochloroethane gas and hydrogen chloride gas enter the inside of the second air duct 120, then enter the inside of the first check valve 121, then enter the inside of the third air duct 122, then the difluorochloroethane gas and the hydrogen chloride gas are directly poured into the water in one groove of the double groove block 123, when the difluorochloroethane gas and the hydrogen chloride gas contact the water, the hydrogen chloride gas is dissolved in the water, the difluorochloroethane gas directly flows out of the water and enters the input end of the U-shaped pipe 125, then the difluorochloroethane gas enters the second one-way valve 126 and is conveyed into the fourth air duct 127, then the difluorochloroethane gas is directly guided into the water in the other groove of the double groove block 123, when the difluorochloroethane gas contacts the water again, the residual hydrogen chloride gas in the difluorochloroethane gas is dissolved in the water again, and the difluorochloroethane gas directly flows towards the input end of the electric valve 128, at this time, the pipes for collecting the difluorochloroethane gas are connected together, when the difluorochloroethane gas enters the electric valve 128, the difluorochloroethane gas directly enters the pipes for collecting the difluorochloroethane gas and is then conveyed into the pipe-connected air storage tank for collection and storage, meanwhile, the two sensors 205 also respectively detect the pH value of water contacted with the pipes, when the two sensors 205 detect the pH value of the corresponding water, the two sensors 205 transmit the detected pH value to the inside of the controller 102 in an electric signal mode, then the controller 102 directly compares the received two pH values with the pH value threshold value set in advance by the controller 102, when the two pH values received by the controller 102 are higher than the pH value threshold value set in advance by the controller 102, at this time, the controller 102 will close the second regulating valve 110, the electric valve 128, the flexible lamp 117 and the two first regulating valves 105 at this time, the formation of difluorochloroethane gas is suspended, then one regulating valve body 212, the acid-base pump 208 and the two first air-conditioning valves 206 are opened by directly using the controller 102 at this time, the amount of the liquid flowing through the inside of the regulating valve body 212 is set, at this time, the started acid-base pump 208 will directly flow into the corresponding funnel-shaped shell 202 under the cooperation of the three-way pipe 209, the two water inlet pipes 210 and the two first air-conditioning valves 206, directly pump out the water dissolved in the hydrogen chloride inside the two grooves on the double groove block 123, then flow into the water outlet pipe 213, then be transported to the inside of the circular tube 211, at this time, one of the regulating valve bodies 212 will directly release the carbon tetrachloride solution inside the liquid storage box 203 connected with it, at this time, the carbon tetrachloride solution discharged from the output end of the regulating valve body 212 will be directly together with the water dissolved in the hydrogen chloride outside of the circular tube 211, then the two liquids mixed together collide with the water discharged from the output end of the circular tube 211, will be directly discharged to the corresponding funnel-shaped shell 202, the two liquids will flow into the inside the funnel-shaped shell 202, when the water dissolved in the funnel-shaped shell 202 is directly discharged from the water outlet end of the two water-shaped shell 202, the water-base pump 202 is directly, the water-soluble carbon tetrachloride is directly discharged from the water tank 202, the water-soluble carbon tetrachloride is directly at the bottom of the water tank 202, and the water-soluble carbon tetrachloride is directly discharged from the water tank 202, and directly, the water is discharged from the water tank 202, and the water is discharged from the water, at the time, and mixed carbon-carbon solution is discharged from the carbon tank is directly, and mixed. The lower layer of the hydrogen chloride-dissolved carbon tetrachloride solution inside the funnel-shaped shell 202 is then fed to the prepared collecting box by the cooperation of the controller 102 and the second air-conditioning valve 216, when the lower layer of the hydrogen chloride-dissolved carbon tetrachloride solution inside the funnel-shaped shell 202 is completely released, the second air-conditioning valve 216 is directly closed by the controller 102 at this time, then the remaining water inside the funnel-shaped shell 202 is fed to the releasing box for collecting by the cooperation of the controller 102 and the second air-conditioning valve 216 while the remaining water inside the funnel-shaped shell 202 is released, then the collecting box for collecting water is fed to the two grooves respectively filled into the inside of the double groove block 123, then the liquid storage box 203 filled with the sodium hydroxide solution is taken off from the top of the corresponding funnel-shaped shell 202, then the hydrogen chloride-dissolved carbon tetrachloride solution is fed from the collecting box into the inside of the funnel-shaped shell 202, then the liquid storage box 203 filled with sodium hydroxide solution is installed back to the initial position, then the other regulating valve body 212 is opened by the controller 102, the amount of liquid passing through the interior of the regulating valve body 212 is set, when the regulating valve body 212 is opened, the sodium hydroxide solution in the corresponding liquid storage box 203 can be directly released, then is guided into the funnel-shaped shell 202 filled with the carbon tetrachloride solution dissolved in hydrogen chloride, when the sodium hydroxide solution contacts the carbon tetrachloride solution dissolved in hydrogen chloride, the sodium hydroxide solution can directly react with the hydrogen chloride to generate sodium chloride and water, when the interior of the funnel-shaped shell 202 is injected with a proper amount of sodium hydroxide solution, the controller 102 is directly used for closing the started regulating valve body 212, after the solution in the funnel-shaped shell 202 is kept stand for a period of time, the water dissolved in the sodium chloride can appear in the interior of the funnel-shaped shell 202 at the upper layer, the carbon tetrachloride is in the lower layer, then a clean collecting box is prepared, then the lower layer carbon tetrachloride solution in the funnel-shaped shell 202 is released into the prepared collecting box by utilizing the cooperation of the controller 102 and the corresponding second air-conditioning valve 216, when the total amount of the lower layer carbon tetrachloride solution in the funnel-shaped shell 202 is released, the second air-conditioning valve 216 which is opened is directly closed by utilizing the controller 102 at the moment, then the collecting box filled with the carbon tetrachloride solution is aligned to the liquid storage box 203 filled with the carbon tetrachloride solution, the use efficiency of the photo-chlorination reactor is improved, and then the water which is remained in the funnel-shaped shell 202 and mixed with sodium chloride is released for collection by utilizing the cooperation of the controller 102, the second air-conditioning valve 216 and the prepared clean collecting box.
Wherein, the first regulating valve 105, the second regulating valve 110 and the regulating valve body 212 are all electric flow regulating valves, the sensor 205 is a pH value sensor 205, the two funnel-shaped shells 202 are transparent shells, the mounting holes 214 are used for the wires electrically connected with the regulating valve body 212 and the controller 102 to pass through, and the annular sealing gasket 215 can improve the tightness between the wires and the mounting holes 214;
the controller 102 (PLC controller), the first adjusting valve 105, the second adjusting valve 110, the flexible lamp 117, the condensation pipe 119, the first check valve 121, the second check valve 126, the electric valve 128, the sensor 205, the first air-conditioning valve 206, the acid-base pump 208, the adjusting valve body 212, and the second air-conditioning valve 216 are all related art, and will not be explained here too much.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (3)
1. A photochlorination reactor for producing difluorochloroethane with high energy recycling is characterized in that: the device comprises a photochlorination reaction mechanism (1), wherein an auxiliary mechanism (2) is arranged on the photochlorination reaction mechanism (1);
the auxiliary mechanism (2) comprises two auxiliary frames (201), two sensors (205), two first air-conditioning valves (206) and a connecting plate (207), wherein a funnel-shaped shell (202) is installed in one side of the funnel-shaped shell (201) near the top, a liquid storage box (203) is installed at the top opening of the funnel-shaped shell (202), a box cover (204) is installed at the top of the liquid storage box (203), an acid-base pump (208) is installed at the top of the connecting plate (207), a three-way pipe (209) is installed at the input end of the acid-base pump (208), a water inlet pipe (210) is installed at the two input ends of the three-way pipe (209), a circular pipe (211) is fixedly penetrated at one side of the funnel-shaped shell (202) near the top, a regulating valve body (212) is installed at the liquid outlet end of the two funnel-shaped shell (203), a mounting hole (214) is formed at one side of the funnel-shaped shell (202) near the top, and a mounting hole (214) is formed at the output end of the two funnel-shaped shell (208), and two air-conditioning valves (215) are installed at the two inner ends of the two funnel-shaped shells (216);
the photo-chlorination reaction mechanism (1) comprises a placing rack (101), two opposite sides of the two auxiliary racks (201) are respectively and fixedly connected with the position, close to one side, of the front surface of the placing rack (101) and the position, close to one side, of the rear surface of the placing rack (101), the connecting plate (207) is fixedly arranged in the placing rack (101), the position, close to the other side, of the top of the placing rack (101) is provided with a controller (102), two sensors (205), two first air-conditioning valves (206), an acid-base pump (208), two regulating valve bodies (212) and two second air-conditioning valves (216) are electrically connected with the controller (102), a processing box (103) is fixedly arranged at the position, close to the other side, of the top of the placing rack (101), two symmetrical air inlet pipes (104) are fixedly penetrated by the front surface of the inner wall of the processing box (103), the input ends of the two air inlet pipes (104) are respectively provided with first regulating valves (105), the two first regulating valves (105) are respectively electrically connected with the controller (102), the front surface of the processing box (103) is fixedly provided with a guide plate (107) at the bottom of the two guide plates (106) and the bottom of the two guide plates (107) are fixedly arranged on the two sides of the guide plates (103), the utility model discloses a transparent lamp, including processing box (103), sealing plate (108) are installed at the top of processing box (103), two the top of L shaped plate (107) and the top of guide plate (106) all contact with the bottom of sealing plate (108), the back fixed surface of processing box (103) runs through has first connecting pipe (109), first connecting pipe (109) activity cup joints inside the top through-hole of rack (101), second governing valve (110) are installed to the output of first connecting pipe (109), second governing valve (110) and controller (102) electric connection, second connecting pipe (111) are installed to the output of second governing valve (110), spacing hole (112) have been seted up at the top of rack (101), the inside of spacing hole (112) is provided with transparent bottle (113), connecting cover (114) are all installed to the top opening and the bottom opening of transparent bottle (113), one of them the input of connecting cover (114) is connected with the output of second connecting pipe (111), four movable inlaid at the top of rack (101) have second governing valve (111) second connecting pipe (111) electric connection, second connecting pipe (111) are installed at the top of second governing valve (116), transparent bottle (116) are provided with flexible mount (116) between the flexible mount (116), the flexible lamp (117) is electrically connected with the controller (102), a first air duct (118) is arranged at the output end of the other connecting cover (114), a condensing pipe (119) is arranged at the output end of the first air duct (118), a second air duct (120) is arranged at the output end of the condensing pipe (119), a first one-way valve (121) is arranged at the output end of the second air duct (120), a third air duct (122) is arranged at the output end of the first one-way valve (121), a double-groove block (123) is fixed at the position, close to one side, of the top of the placing frame (101), two sensors (205) are arranged at the position, close to the bottom, of one side of the double-groove block (123), the detection ends of the two sensors (205) movably penetrate through one side of the double-groove block (123), the detection ends of the two sensors (205) are respectively positioned in two grooves of the double-groove block (123), the input ends of the two first air-conditioner valves (206) are threaded through the two grooves of the double-groove block (123), the two sensors (206) are respectively arranged at the positions, close to the two top covers (124) of the two air-groove blocks (124) are respectively, the two top covers (124) are respectively communicated with the top covers (124) of the two air-groove blocks, the first check valve (121) and the third air duct (122) are both positioned in one groove of the double-groove block (123), the output end of the third air duct (122) is close to the bottom of the inner wall of one groove of the double-groove block (123), a U-shaped pipe (125) is fixedly penetrated through the top of the top cover (124), the input end of the U-shaped pipe (125) is positioned in one groove of the double-groove block (123), the output end of the U-shaped pipe (125) is positioned in the other groove of the double-groove block (123), and the output end of the U-shaped pipe (125) is provided with a second check valve (126);
under the action of the second one-way valve (126), water in the double groove block (123) is prevented from flowing back to the U-shaped pipe (125) from the fourth air duct (127) when the photochlorination reactor is not in use.
2. The photochlorination reactor for producing high-energy recycling difluorochloroethane according to claim 1, wherein the photochlorination reactor is characterized in that: the input ends of the two water inlet pipes (210) are respectively connected with the output ends of the two first air conditioning valves (206), the output end of one regulating valve body (212) is close to the output end of the circular pipe (211), and the output end of the water outlet pipe (213) is connected with the input end of the circular pipe (211).
3. The photochlorination reactor for producing high-energy recycling difluorochloroethane according to claim 1, wherein the photochlorination reactor is characterized in that: the output of second check valve (126) is installed fourth air duct (127), the output of fourth air duct (127) is in another recess inner wall bottom position of double flute piece (123), the top screw thread of top cap (124) runs through has motorised valve (128), motorised valve (128) and controller (102) electric connection, the input of motorised valve (128) is in another recess open top department of double flute piece (123), every fixation nut (129) are all installed on the top of stabilizer bar (115), every fixation nut (129)'s bottom all contacts with the top of mount (116).
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1030746A (en) * | 1987-07-03 | 1989-02-01 | 阿托化学公司 | 1-chloro-1,1-C2H4F2 C2H4F2 synthetic |
| CN101781164A (en) * | 2010-02-10 | 2010-07-21 | 山东东岳化工有限公司 | Preparation method of difluoromono-chloroethane |
| CN103012053A (en) * | 2012-12-18 | 2013-04-03 | 泰兴市梅兰化工有限公司 | Method for preparing ultra-high purity difluoromono-chloroethane |
| CN105658607A (en) * | 2013-10-17 | 2016-06-08 | 阿科玛法国公司 | Method for producing fluorinated compounds |
| CN107382661A (en) * | 2017-06-09 | 2017-11-24 | 浙江三美化工股份有限公司 | A kind of recovery method of difluoromono-chloroethane |
| CN109225095A (en) * | 2018-11-28 | 2019-01-18 | 内蒙古三爱富万豪氟化工有限公司 | Optical chlorinating reaction device and the method for preparing difluoromono-chloroethane |
| CN217016571U (en) * | 2021-12-28 | 2022-07-22 | 泰兴市梅兰化工有限公司 | High-efficient photochlorination reactor |
| CN219273027U (en) * | 2023-04-27 | 2023-06-30 | 深兰工程科技(山东)有限公司 | Optical chlorination reactor for producing 1-chloro-1, 1 difluoroethane |
| CN117046147A (en) * | 2023-10-13 | 2023-11-14 | 启东市鸿洋润滑产品有限公司 | Distillation plant is used in lubricating oil production and processing |
-
2023
- 2023-12-08 CN CN202311674841.6A patent/CN117380117B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1030746A (en) * | 1987-07-03 | 1989-02-01 | 阿托化学公司 | 1-chloro-1,1-C2H4F2 C2H4F2 synthetic |
| CN101781164A (en) * | 2010-02-10 | 2010-07-21 | 山东东岳化工有限公司 | Preparation method of difluoromono-chloroethane |
| CN103012053A (en) * | 2012-12-18 | 2013-04-03 | 泰兴市梅兰化工有限公司 | Method for preparing ultra-high purity difluoromono-chloroethane |
| CN105658607A (en) * | 2013-10-17 | 2016-06-08 | 阿科玛法国公司 | Method for producing fluorinated compounds |
| CN107382661A (en) * | 2017-06-09 | 2017-11-24 | 浙江三美化工股份有限公司 | A kind of recovery method of difluoromono-chloroethane |
| CN109225095A (en) * | 2018-11-28 | 2019-01-18 | 内蒙古三爱富万豪氟化工有限公司 | Optical chlorinating reaction device and the method for preparing difluoromono-chloroethane |
| CN217016571U (en) * | 2021-12-28 | 2022-07-22 | 泰兴市梅兰化工有限公司 | High-efficient photochlorination reactor |
| CN219273027U (en) * | 2023-04-27 | 2023-06-30 | 深兰工程科技(山东)有限公司 | Optical chlorination reactor for producing 1-chloro-1, 1 difluoroethane |
| CN117046147A (en) * | 2023-10-13 | 2023-11-14 | 启东市鸿洋润滑产品有限公司 | Distillation plant is used in lubricating oil production and processing |
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