CN107445381B - Treatment device and treatment method for waste liquid with high chlorine and fluorine content - Google Patents

Abstract

The invention discloses a treatment device and a treatment method for high-chlorine and high-fluorine waste liquid, wherein the treatment device for the high-chlorine and high-fluorine waste liquid comprises a treatment device main body, a treatment cavity is arranged on the treatment device main body, a liquid inlet is formed in the inner wall of the top of the treatment cavity, a protective shell is fixedly mounted on the inner wall of the top of the treatment cavity and is positioned on one side of the liquid inlet, a hopper is arranged in the protective shell, the bottom of the outer side of the hopper is welded with the protective shell, a support column is arranged in the hopper, a plurality of connecting columns are welded at the bottom of the support column, an annular through hole is formed in the hopper, four baffles with equal specifications are arranged in the annular through hole, and two baffles positioned on the same side are respectively provided with. The invention is economical and practical, the baffle can be controlled to be opened by the double-shaft telescopic motor, and the feeding speed and the feeding quantity are controlled by the baffle.

Description

Treatment device and treatment method for waste liquid with high chlorine and fluorine content

Technical Field

The invention relates to the technical field of waste liquid treatment, in particular to a treatment device and a treatment method for waste liquid with high chlorine and fluorine content.

Background

China is in the period of rapid development of high and new technologies, and various new technologies and new materials are widely applied, so that the development of the fluorine chemical industry is driven. However, these fluorine projects will inevitably produce waste liquid, waste gas and waste residue in the production, processing or use processes, which not only pollutes the environment, but also brings harm to human body. If the waste gas, the waste liquid and the waste residue are recycled by technical means, not only considerable economic benefits can be obtained, but also good social benefits can be obtained.

201410785127.9 patent document proposes a processing device and a processing method for waste gas/liquid containing high chlorine and fluorine, the processing device comprises an incinerator, a waste heat boiler and a tail gas absorption system, the tail gas absorption system comprises an acid collecting tank, a graphite condenser, a graphite quench tower, a graphite absorption tower, a water washing tower, an alkali washing tower, a mist-water separator, an induced draft fan and a chimney, the gas outlet of the incinerator is connected with the gas inlet of the waste heat boiler, the gas outlet of the waste heat boiler is connected with the gas inlet of the graphite quench tower, the gas outlet of the graphite quench tower is connected with the gas inlet of the graphite absorption tower, the gas outlet of the graphite absorption tower is connected with the gas inlet of the water washing tower, the gas outlet of the water washing tower is connected with the gas inlet of the alkali washing tower, the gas outlet of the alkali washing tower is connected with the gas inlet of the mist-water separator, the gas outlet of the fog-water separator is connected with a draught fan, the gas outlet of the graphite condenser is connected with a graphite quench tower and a graphite absorption tower, the liquid outlets of the graphite quench tower, the graphite absorption tower and the water washing tower are connected with an acid collecting tank, the fog-water separator further comprises a spray pump connected with the condenser, a water washing pump connected with the water washing tower, an alkaline washing pump connected with the alkaline washing tower and a cooling pump connected with the condenser, the graphite quench tower and the graphite absorption tower, the spray pump is connected with the acid collecting tank, and when the water washing pump and the alkaline washing pump are used for cleaning, feeding of materials into the alkaline washing pump cannot be controlled, so that the processing device and the processing method for the waste liquid with high chlorine and fluorine content are provided for solving the problems.

Disclosure of Invention

Based on the technical problems in the background art, the invention provides a treatment device and a treatment method for waste liquid with high chlorine and fluorine content.

The invention provides a treatment device for waste liquid with high chlorine and fluorine content, which comprises a treatment device main body, wherein a treatment cavity is arranged on the treatment device main body, a liquid inlet is formed in the inner wall of the top of the treatment cavity, a protective shell is fixedly arranged on the inner wall of the top of the treatment cavity, the protective shell is positioned on one side of the liquid inlet, a hopper is arranged in the protective shell, the bottom of the outer side of the hopper is welded with the protective shell, a support column is arranged in the hopper, a plurality of connecting columns are welded at the bottom of the support column, an annular through hole is formed in the hopper, four baffles with equal specifications are arranged in the annular through hole, first through holes are formed in two baffles positioned on the same side, a first rotating shaft is rotatably arranged in the first through holes, positioning blocks are welded on the inner walls on two sides of the protective shell, and a through, all seted up first recess on the top inner wall that leads to the groove and the bottom inner wall, the both ends of first pivot all extend to in the first recess to rotate with first recess and be connected, two baffle that are located to lead to the inslot are equipped with the clearance between the baffle, and have welded two connecting blocks on the one side inner wall that two baffles are close to each other respectively, and the second recess has all been seted up to one side that two connecting blocks are close to each other, and is equipped with biax telescopic motor in the clearance, all welded the connecting rod on two output shafts of biax telescopic motor, the one end that two connecting rods kept away from each other all extends to between two connecting blocks and has seted up the second through-hole, the second pivot is installed in the second through-hole rotation, the both ends of second pivot all extend to in the second recess and are connected.

Preferably, the number of the connecting columns is three to five, the three to five connecting columns are distributed at the bottom of the feeding hopper at equal intervals in an annular mode, and one ends, far away from the supporting columns, of the connecting columns are welded with the inner wall of the feeding hopper.

Preferably, the inner walls of the two sides of the first groove are welded with outer rings of the first bearing, and the first rotating shaft penetrates through the first bearing and is welded with an inner ring of the first bearing.

Preferably, the inner walls of the two sides of the second groove are welded with outer rings of the second bearing, and the second rotating shaft penetrates through the second bearing and is welded with the inner ring of the second bearing.

Preferably, the baffles are of fan-shaped structures, one sides of the four baffles close to the support columns are of arc-shaped structures, and the four baffles jointly form a disc-shaped structure.

Preferably, the inner wall of the annular through hole is provided with a sealing ring, the sealing ring is in contact with the four baffles, and the four baffles are in sliding connection with the annular through hole through the sealing ring.

Preferably, be equipped with first annular slide rail on the inner wall of first through-hole, and the outside welding of first pivot has two first arc sliders, first annular slide rail and two first arc slider sliding connection, and first pivot rotate with first through-hole through first annular slide rail and two first arc sliders and be connected.

Preferably, a second annular slide rail is arranged on the inner wall of the second through hole, two second arc-shaped sliding blocks are welded on the outer side of the second rotating shaft, the second annular slide rail is connected with the two second arc-shaped sliding blocks in a sliding mode, and the second rotating shaft is connected with the second through hole in a rotating mode through the second annular slide rail and the two second arc-shaped sliding blocks.

The invention also provides a treatment method of the waste liquid with high chlorine and fluorine content, which comprises the following steps:

s1: firstly, gasifying waste liquid containing chlorine and fluorine at high temperature;

s2: introducing the gasified chlorine and fluorine gas into a condensing tower for cooling according to the S1 to form liquid water drops;

s3, according to the method in S2, chlorine and fluorine liquid water drops after temperature reduction enter the processing chamber through the liquid inlet;

s4: according to the S3, feeding materials into the processing chamber according to the amount of the chlorine and fluorine liquid water drops;

s5: according to the S4, controlling the baffle to be opened by using a double-shaft telescopic motor, and feeding;

s6: collecting chlorine and fluorine liquid after reaction for a period of time according to the step S5, and sending the chlorine and fluorine liquid into a separator for gas-water separation;

s7: the separated gas is detected and discharged by a blower according to the description in S6.

The invention has the beneficial effects that:

1. through the processing apparatus main part, the processing cavity, the inlet, the protection casing, the loading hopper cooperatees, chlorine, fluorine liquid can get into in the processing cavity through the inlet, and feed in to the processing cavity through the loading hopper, make chlorine in the processing cavity, fluorine liquid carries out chemical reaction, through the annular through hole, the sealing washer, the baffle, first through-hole, the locating piece, lead to the groove, first pivot, first recess, first bearing, the clearance, the connecting block, the second recess, the flexible motor of biax, the connecting rod, the second through-hole, second pivot and second bearing cooperate, the flexible motor of biax can drive the connecting rod and remove, make two baffles can the alternate segregation, thereby can feed in to the processing cavity, and can control reinforced speed and quantity.

2. The waste liquid that earlier utilizes high temperature will contain chlorine, fluorine carries out high temperature gasification to can kill multiple bacterium, chlorine, fluorine gas cooling down after that, form liquid drop of water, the follow-up step of being convenient for goes on, then will contain chlorine, fluorine liquid drop of water lets in the processing chamber and feeds in raw material to the inside of processing chamber, make the liquid drop of water that contains chlorine, fluorine carry out chemical reaction, and generate a quantitative gas and liquid, then utilize the separator to separate the gas-liquid, and detect and discharge gas.

The invention is economical and practical, the baffle can be controlled to be opened by the double-shaft telescopic motor, and the feeding speed and the feeding quantity are controlled by the baffle.

Drawings

FIG. 1 is a schematic structural diagram of a treatment apparatus for a waste liquid containing high concentration of chlorine and fluorine according to the present invention;

FIG. 2 is an enlarged view of part A of the apparatus for treating waste liquid containing high concentration of chlorine and fluorine in accordance with the present invention;

FIG. 3 is a partial top view of a device for treating waste liquid containing high concentration of chlorine and fluorine according to the present invention;

FIG. 4 is an enlarged view of part B of the apparatus for treating waste liquid containing high concentration of chlorine and fluorine in accordance with the present invention;

FIG. 5 is a side view of part B of the apparatus for treating waste liquid containing high concentration of chlorine and fluorine in accordance with the present invention.

In the figure: 1 processing apparatus main part, 2 processing chamber, 3 inlet, 4 protection casings, 5 loading hoppers, 6 support columns, 7 spliced poles, 8 annular through holes, 9 sealing rings, 10 baffles, 11 first through holes, 12 locating blocks, 13 through grooves, 14 first rotating shafts, 15 first grooves, 16 first bearings, 17 gaps, 18 connecting blocks, 19 second grooves, 20 double-shaft telescopic motors, 21 connecting rods, 22 second through holes, 23 second rotating shafts, 24 second bearings, 25 second annular slide rails, 26 second arc slide blocks, 27 first annular slide rails, 28 first arc slide blocks.

Detailed Description

The present invention will be further illustrated with reference to the following specific examples.

Examples

Referring to fig. 1-5, the present embodiment provides a device for treating a waste liquid containing high chlorine and fluorine, which includes a treatment device main body 1, a treatment chamber 2 is disposed on the treatment device main body 1, a liquid inlet 3 is disposed on an inner wall of a top portion of the treatment chamber 2, a protective housing 4 is fixedly mounted on the inner wall of the top portion of the treatment chamber 2, the protective housing 4 is located on one side of the liquid inlet 3, a hopper 5 is disposed in the protective housing 4, a bottom portion of an outer side of the hopper 5 is welded to the protective housing 4, a support pillar 6 is disposed in the hopper 5, a plurality of connection pillars 7 are welded to a bottom portion of the support pillar 6, an annular through hole 8 is disposed on the hopper 5, four baffles 10 having equal specifications are disposed in the annular through hole 8, first through holes 11 are disposed in two baffles 10 on the same side, a first rotation shaft 14 is rotatably mounted in the first, a through groove 13 is formed on one side of each of the two positioning blocks 12 close to each other, a first groove 15 is formed on the inner wall of the top and the inner wall of the bottom of each through groove 13, both ends of a first rotating shaft 14 extend into the first grooves 15 and are rotatably connected with the first grooves 15, a gap 17 is formed between the two baffles 10 located in each through groove 13, two connecting blocks 18 are welded on the inner wall of one side of each close to each of the two baffles 10, a second groove 19 is formed on one side of each close to each of the two connecting blocks 18, a double-shaft telescopic motor 20 is arranged in each gap 17, connecting rods 21 are welded on two output shafts of each double-shaft telescopic motor 20, one ends of the two connecting rods 21 far away from each other extend between the two connecting blocks 18 and are provided with second through holes 22, a second rotating shaft 23 is rotatably installed in each second through hole 22, both ends of each second rotating shaft 23 extend into the second grooves 19 and are, firstly, liquid water drops containing chlorine and fluorine flow into a processing chamber 2 through a liquid inlet 3, then a double-shaft telescopic motor 20 is started, the double-shaft telescopic motor 20 is utilized to drive two connecting rods 21 to move, when the two connecting rods 21 push two baffles 10, a second rotating shaft 23 rotates in a second through hole 22, the two baffles 10 are far away from each other, then the distance between the two baffles 10 is slowly increased, materials in a charging hopper 5 leak from the space between the two baffles 10, if the charging speed is low, the distance between the two baffles 10 can be controlled by the double-shaft telescopic motor 20, the charging speed can be controlled by the two baffles 10, the charging quantity can be controlled, under the matching of the processing device main body 1, the processing chamber 2, the liquid inlet 3, a protective shell 4 and the charging hopper 5, chlorine and fluorine liquid can enter the processing chamber 2 by the liquid inlet 3, the feeding hopper 5 is used for feeding materials into the processing chamber 2, so that chlorine and fluorine liquid in the processing chamber 2 is subjected to chemical reaction, under the matching of the annular through hole 8, the sealing ring 9, the baffle plate 10, the first through hole 11, the positioning block 12, the through groove 13, the first rotating shaft 14, the first groove 15, the first bearing 16, the gap 17, the connecting block 18, the second groove 19, the double-shaft telescopic motor 20, the connecting rod 21, the second through hole 22, the second rotating shaft 23 and the second bearing 24, the double-shaft telescopic motor 20 can drive the connecting rod 21 to move, so that the two baffle plates 10 can be separated from each other, the feeding materials can be carried out in the processing chamber 2, the feeding speed and the feeding quantity can be controlled, the waste liquid containing chlorine and fluorine is gasified at high temperature firstly, various bacteria can be killed, then the chlorine and fluorine gas is cooled to form liquid water beads, and the subsequent steps can be carried out conveniently, then liquid water drops containing chlorine and fluorine are introduced into the treatment chamber 2 and the interior of the treatment chamber 2 is charged, so that the liquid water drops containing chlorine and fluorine are subjected to chemical reaction to generate a certain amount of gas and liquid, then the gas and the liquid are separated by using a separator, and the gas is detected and discharged.

In this embodiment, the number of the connecting columns 7 is three to five, and the three to five connecting columns 7 are distributed at the bottom of the hopper 5 at equal intervals in a ring shape, one end of the connecting column 7 away from the supporting column 6 is welded with the inner wall of the hopper 5, the inner walls of the two sides of the first groove 15 are both welded with the outer ring of the first bearing 16, the first rotating shaft 14 penetrates through the first bearing 16 and is welded with the inner ring of the first bearing 16, the inner walls of the two sides of the second groove 19 are both welded with the outer ring of the second bearing 24, the second rotating shaft 23 penetrates through the second bearing 24 and is welded with the inner ring of the second bearing 24, the baffle 10 is in a fan-shaped structure, one side of the four baffles 10 close to the supporting column 6 is in an arc-shaped structure, the four baffles 10 jointly form a disc-shaped structure, the inner wall of the annular through hole 8 is provided with the sealing ring 9, and the sealing ring 9 is in, a first annular slide rail 27 is arranged on the inner wall of the first through hole 11, two first arc-shaped slide blocks 28 are welded on the outer side of the first rotating shaft 14, the first annular slide rail 27 is connected with the two first arc-shaped slide blocks 28 in a sliding manner, the first rotating shaft 14 is connected with the first through hole 11 in a rotating manner through the first annular slide rail 27 and the two first arc-shaped slide blocks 28, a second annular slide rail 25 is arranged on the inner wall of the second through hole 22, two second arc-shaped slide blocks 26 are welded on the outer side of the second rotating shaft 23, the second annular slide rail 25 is connected with the two second arc-shaped slide blocks 26 in a sliding manner, the second rotating shaft 23 is connected with the second through hole 22 in a rotating manner through the second annular slide rail 27 and the two second arc-shaped slide blocks 26, under the matching of the processing device main body 1, the processing chamber 2, the liquid inlet 3, the protective shell 4 and the charging hopper 5, chlorine and fluorine liquid can enter the processing chamber, the chlorine and fluorine liquid in the processing chamber 2 is subjected to chemical reaction, under the coordination of the annular through hole 8, the sealing ring 9, the baffle plate 10, the first through hole 11, the positioning block 12, the through groove 13, the first rotating shaft 14, the first groove 15, the first bearing 16, the gap 17, the connecting block 18, the second groove 19, the double-shaft telescopic motor 20, the connecting rod 21, the second through hole 22, the second rotating shaft 23 and the second bearing 24, the double-shaft telescopic motor 20 can drive the connecting rod 21 to move, so that the two baffle plates 10 can be separated from each other, the processing chamber 2 can be charged, the charging speed and the charging quantity can be controlled, waste liquid containing chlorine and fluorine is gasified at high temperature at first, various bacteria can be killed, then the chlorine and fluorine gas is cooled to form liquid water beads, the subsequent steps are convenient to be carried out, then the liquid water beads containing chlorine and fluorine are introduced into the processing chamber 2 and the interior of the processing chamber 2 is charged, the invention is economical and practical, the baffle 10 can be controlled to be opened by the double-shaft telescopic motor 20, and the feeding speed and the feeding quantity can be controlled by the baffle 10.

The invention also provides a treatment method of the waste liquid with high chlorine and fluorine content, which comprises the following steps:

s1: firstly, gasifying waste liquid containing chlorine and fluorine at high temperature;

s2: introducing the gasified chlorine and fluorine gas into a condensing tower for cooling according to the S1 to form liquid water drops;

s3, according to the method in S2, chlorine and fluorine liquid water drops after temperature reduction enter the processing chamber through the liquid inlet;

s4: according to the S3, feeding materials into the processing chamber according to the amount of the chlorine and fluorine liquid water drops;

s5: according to the S4, controlling the baffle to be opened by using a double-shaft telescopic motor, and feeding;

s6: collecting chlorine and fluorine liquid after reaction for a period of time according to the step S5, and sending the chlorine and fluorine liquid into a separator for gas-water separation;

s7: and (6) detecting the separated gas according to the step S6, if the detection result is qualified, driving the gas to be discharged by using a fan, if the detection result is not qualified, fusing the gas with the waste liquid containing chlorine and fluorine again, gasifying the gas at high temperature again, and detecting again according to the steps until the gas is qualified and then discharging the gas.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (9)

1. The utility model provides a processing apparatus of high chlorine, fluorine waste liquid, includes processing apparatus main part (1), its characterized in that, be equipped with processing chamber (2) in processing apparatus main part (1), inlet (3) have been seted up on the top inner wall of processing chamber (2), fixed mounting has protection casing (4) on the top inner wall of processing chamber (2), protection casing (4) are located one side of inlet (3), be equipped with loading hopper (5) in protection casing (4), the outside bottom and the protection casing (4) of loading hopper (5) weld mutually, be equipped with support column (6) in loading hopper (5), the bottom welding of support column (6) has a plurality of spliced poles (7), annular through hole (8) have been seted up on loading hopper (5), be equipped with baffle (10) that four specifications equal in annular through hole (8), two baffles (10) positioned on the same side are respectively provided with a first through hole (11), a first rotating shaft (14) is rotatably installed in the first through holes (11), positioning blocks (12) are welded on the inner walls of the two sides of the protective shell (4), a through groove (13) is formed in one side, close to each other, of the two positioning blocks (12), first grooves (15) are formed in the inner walls of the top and the bottom of the through groove (13), two ends of the first rotating shaft (14) extend into the first grooves (15) and are rotatably connected with the first grooves (15), a gap (17) is formed between the two baffles (10) positioned in the through groove (13), two connecting blocks (18) are respectively welded on the inner wall of one side, close to each other, of the two connecting blocks (18), a second groove (19) is formed in one side, and a double-shaft telescopic motor (20) is arranged in the gap (17), connecting rods (21) are welded on two output shafts of the double-shaft telescopic motor (20), one ends of the two connecting rods (21) which are far away from each other extend between the two connecting blocks (18) and are provided with second through holes (22), second rotating shafts (23) are installed in the second through holes (22) in a rotating mode, and two ends of each second rotating shaft (23) extend into the second grooves (19) and are connected with the second grooves (19) in a rotating mode.

2. The device for treating the waste liquid with high chlorine and fluorine content according to claim 1, wherein the number of the connecting columns (7) is three to five, the three to five connecting columns (7) are annularly and equidistantly distributed at the bottom of the charging hopper (5), and one end of each connecting column (7) far away from the supporting column (6) is welded with the inner wall of the charging hopper (5).

3. The device for treating the waste liquid containing high chlorine and fluorine content according to claim 1, wherein the inner walls of the two sides of the first groove (15) are welded with the outer ring of the first bearing (16), and the first rotating shaft (14) penetrates through the first bearing (16) and is welded with the inner ring of the first bearing (16).

4. The device for treating the waste liquid containing high chlorine and fluorine content according to claim 1, wherein the inner walls of the two sides of the second groove (19) are welded with the outer ring of the second bearing (24), and the second rotating shaft (23) penetrates through the second bearing (24) and is welded with the inner ring of the second bearing (24).

5. The device for treating the waste liquid with high chlorine and fluorine content according to claim 1, wherein the baffles (10) are of a fan-shaped structure, one sides of the four baffles (10) close to the support columns (6) are arranged in an arc-shaped structure, and the four baffles (10) jointly form a disc-shaped structure.

6. The device for treating the waste liquid containing high chlorine and fluorine according to claim 1, wherein the inner wall of the annular through hole (8) is provided with a sealing ring (9), the sealing ring (9) is in contact with four baffles (10), and the four baffles (10) are in sliding connection with the annular through hole (8) through the sealing ring (9).

7. The device for treating the waste liquid containing high chlorine and fluorine content according to claim 1, wherein a first annular slide rail (27) is arranged on the inner wall of the first through hole (11), two first arc-shaped slide blocks (28) are welded on the outer side of the first rotating shaft (14), the first annular slide rail (27) is slidably connected with the two first arc-shaped slide blocks (28), and the first rotating shaft (14) is rotatably connected with the first through hole (11) through the first annular slide rail (27) and the two first arc-shaped slide blocks (28).

8. The device for treating the waste liquid containing high chlorine and fluorine content according to claim 1, wherein a second annular slide rail (25) is arranged on the inner wall of the second through hole (22), two second arc-shaped sliders (26) are welded on the outer side of the second rotating shaft (23), the second annular slide rail (25) is slidably connected with the two second arc-shaped sliders (26), and the second rotating shaft (23) is rotatably connected with the second through hole (22) through the second annular slide rail (25) and the two second arc-shaped sliders (26).

9. The device for treating the waste liquid with high chlorine and fluorine content according to claim 1, wherein the treatment method comprises the following steps:

s1: firstly, gasifying waste liquid containing chlorine and fluorine at high temperature;

s2: introducing the gasified chlorine and fluorine gas into a condensing tower for cooling according to the S1 to form liquid water drops;

s3, according to the method in S2, chlorine and fluorine liquid water drops after temperature reduction enter the processing chamber (2) through the liquid inlet (3);

s4: according to the S3, according to the amount of the chlorine and fluorine liquid water drops, feeding the processing chamber (2);

s5: according to the S4, the baffle (10) is controlled to be opened by the double-shaft telescopic motor (20), and feeding is carried out;

s6: collecting chlorine and fluorine liquid after reaction for a period of time according to the step S5, and sending the chlorine and fluorine liquid into a separator for gas-water separation;

s7: the separated gas is detected and discharged by a blower according to the description in S6.

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