CN211688575U - Device for treating phenylhydrazine hydrochloride wastewater by using ozone oxidation loading embedding process - Google Patents
Device for treating phenylhydrazine hydrochloride wastewater by using ozone oxidation loading embedding process Download PDFInfo
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- CN211688575U CN211688575U CN201921896870.6U CN201921896870U CN211688575U CN 211688575 U CN211688575 U CN 211688575U CN 201921896870 U CN201921896870 U CN 201921896870U CN 211688575 U CN211688575 U CN 211688575U
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Abstract
The utility model relates to a waste water treatment equipment technical field, and an utilize device of ozone oxidation loading gomphosis technology improvement phenylhydrazine hydrochloride waste water is disclosed, the on-line screen storage device comprises a base, the upper surface of base is from a left side to the right side fixed first ozone reaction tower that is equipped with in proper order, the second ozone reaction tower, buffer pool and sedimentation tank, the right side wall bottom intercommunication of first ozone reaction tower has first connecting pipe, the other end of first connecting pipe and the left side wall bottom intercommunication setting of second ozone reaction tower, the right side wall bottom intercommunication of second ozone reaction tower has the second connecting pipe, the one end that the second ozone reaction tower was kept away from to the second connecting pipe sets up with the left side wall intercommunication of buffer pool, the top right side intercommunication of buffer pool is provided with the third connecting pipe, the one end that the buffer pool was kept away from to the third connecting pipe sets up with the left side wall top intercommunication of sedimentation tank. The utility model discloses a hydrochloric acid phenylhydrazine waste water is administered to ozone oxidation loading gomphosis technology, and the boundary of the supernatant of sedimentation tank and precipitate is easily confirmed.
Description
Technical Field
The utility model relates to a waste water treatment equipment technical field especially relates to an utilize device of ozone oxidation loading gomphosis technology improvement phenylhydrazine hydrochloride waste water.
Background
In the production process of the phenylhydrazine hydrochloride, poisonous and harmful substances such as aniline, sodium nitrite, ammonium chloride, hydrochloric acid and the like can be discharged, and the COD and BOD contents are higher. The waste water treatment method mainly comprises a biological purification method and a physical filtration method, but the COD removal rate is less than 50 percent by adopting the method for treatment, the discharged waste water still contains a large amount of pollutants, seriously pollutes the surrounding water and soil environment and has certain harm to people, livestock and crops.
Ozone is used as an environment-friendly sterilization disinfectant, has strong pollution effect and strong oxidizing capability, can degrade pollutants in wastewater into dioxygen, has high sterilization efficiency, can also remove odor and decolor, improves water quality, is a strong oxidant, can degrade pollutants in wastewater into carbon dioxide and water, can decompose residual ozone in the treated wastewater easily, does not generate secondary pollution, and is widely applied to wastewater treatment.
The existing phenylhydrazine hydrochloride wastewater treatment device has the advantages of single process and poor treatment effect, and the boundary between the supernatant and the precipitate in the sedimentation tank is not easy to determine, so that the treatment effect is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problems of the prior art that the technology of the phenylhydrazine hydrochloride wastewater treatment device is single, the treatment effect is not good, and the boundary between the supernatant and the precipitation material of the sedimentation tank is not easy to be determined, thereby reducing the treatment effect and providing the device for treating the phenylhydrazine hydrochloride wastewater by utilizing the ozone oxidation loading embedding technology.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a device for treating phenylhydrazine hydrochloride wastewater by utilizing an ozone oxidation loading embedding process comprises a base, wherein a first ozone reaction tower, a second ozone reaction tower, a buffer pool, a sedimentation pool and a recovery tank are fixedly arranged on the upper surface of the base from left to right in sequence, a first connecting pipe is communicated with the bottom of the right side wall of the first ozone reaction tower, the other end of the first connecting pipe is communicated with the bottom of the left side wall of the second ozone reaction tower, a second connecting pipe is communicated with the bottom of the right side wall of the second ozone reaction tower, one end, away from the second ozone reaction tower, of the second connecting pipe is communicated with the left side wall of the buffer pool, a third connecting pipe is communicated with the right side of the top of the buffer pool, one end, away from the buffer pool, of the third connecting pipe is communicated with the top of the left side wall of the sedimentation pool, and a fourth connecting pipe is communicated with the pipe wall of the first connecting pipe, the sedimentation tank and the recovery tank are communicated through a fifth connecting pipe, and the tops of the first ozone reaction tower and the second ozone reaction tower are both communicated with an ozone inlet pipe;
the top of the sedimentation tank is provided with an opening, the top of the opening is provided with a cover plate, the left side and the right side of the cover plate and the sedimentation tank are respectively and fixedly provided with a first fixed block and a second fixed block which correspond to the positions, a fastening mechanism is arranged between the first fixed block and the second fixed block which are on the same side, the right side of the upper surface of the cover plate is communicated with an adding pipe, the left side of the upper surface of the cover plate is fixedly communicated with a liquid pumping pipe, one end of the liquid pumping pipe extends into the sedimentation tank and is fixedly provided with a telescopic pipe, the lower end of the telescopic pipe is fixedly provided with a liquid pumping head, a first rolling bearing is embedded in the center of the upper surface of the cover plate, the center of the upper surface of the cover plate is rotatably connected with an one-way screw rod through the first rolling bearing, the lower end of the one-way screw rod extends into the sedimentation tank, the rod wall thread of the one-way screw rod is provided with a first moving block, the left side of the first moving block is fixedly provided with a fixing ring, and the fixing ring is fixedly sleeved with the liquid pumping head.
Preferably, the fastening mechanism comprises an insertion block, a bidirectional screw rod, a second moving block, a connecting plate and a clamping block, the insertion block is fixedly arranged at the lower side of the first fixing block, the upper surface of the second fixing block is provided with an insertion slot matched with the insertion block, a cavity is transversely arranged inside the second fixing block and below the insertion slot, the bidirectional screw rod is transversely arranged inside the cavity, two ends of the bidirectional screw rod are respectively connected with the cavity in a left-right rotating manner through a second rolling bearing, the right end of the bidirectional screw rod penetrates through the outer part of the second fixing block and is fixedly provided with a second rocking handle, the second moving block is symmetrically slidably arranged inside the cavity, side walls of the second moving block are respectively in threaded connection with two sides of a rod wall of the bidirectional screw rod through a first threaded hole and a second threaded hole, grooves are respectively formed in the top of the cavity and on two sides of the insertion slot, and the connecting, the upside of two the connecting plate extends to two respectively the inside of recess and relative one side respectively with two fixture block fixed connection, two the fixture block all runs through to the inside of slot, the draw-in groove with fixture block matched with is all seted up to the left and right sides of inserted block.
Preferably, limiting slide rods are transversely and fixedly arranged in the two grooves, and the side faces of the two connecting plates are respectively in sliding connection with the rod walls of the two limiting slide rods through limiting slide holes.
Preferably, the telescopic pipe is a corrugated pipe.
Preferably, the right side wall of the sedimentation tank is provided with an observation window.
Preferably, a plurality of locating levers are arranged on both sides of the front side of the first moving block, and locating grooves matched with the locating levers are formed in the front inner side wall and the rear inner side wall of the sedimentation tank.
Preferably, the top of the first ozone reaction tower and the top of the second ozone reaction tower are both communicated with exhaust pipes.
Preferably, one end of the fourth connecting pipe, which is far away from the first connecting pipe, is connected with an external lye tank.
Compared with the prior art, the utility model provides an utilize device of ozone oxidation loading gomphosis technology improvement phenylhydrazine hydrochloride waste water possesses following beneficial effect:
1. the device for treating phenylhydrazine hydrochloride wastewater by utilizing the ozone oxidation loading embedding process comprises the steps of introducing pretreated phenylhydrazine hydrochloride wastewater into a first ozone reaction tower, a second ozone reaction tower, a buffer tank and a sedimentation tank which are arranged on a base, enabling the pretreated phenylhydrazine hydrochloride wastewater to uniformly flow downwards through a top water distributor and be in countercurrent contact with ozone gas flowing upwards, oxidizing and degrading partial organic matters in water by ozone, enabling mother liquor discharged from the bottom of the first ozone reaction tower to automatically flow into the second ozone reaction tower, adding caustic soda liquid through a fourth connecting pipe, enabling the addition amount of the caustic soda liquid to be about 3-8 per mill of the water inflow amount, enabling the mother liquor to enter from the upper part of the second ozone reaction tower and be uniformly distributed through a distributor, enabling the mother liquor to be in countercurrent contact reaction with the ozone gas from top to bottom, and discharging the mother liquor flowing out of the second ozone reaction tower into the buffer tank, the wastewater is discharged into a sedimentation tank through a sewage pump, then a metered flocculating agent PAC liquid (the concentration is 10 percent, the feeding speed is less than or equal to 170L/h, the flocculating agent PAC has the function of aggregating suspended particles and calcium and magnesium ions in the wastewater to form fine flocs) is slowly added into the device, then sequentially adding a loading object and a coagulant aid PAM (the concentration is 1 per mill, the adding amount is less than or equal to 400L/h) into the device, after the feeding is finished, tiny flocs in the wastewater are increased rapidly, the materials enter a sedimentation tank for separation, supernatant in the sedimentation tank is discharged from a clear liquid pumping pipe and sent to a four-effect evaporation process, a part of embedded objects at the bottom of the sedimentation tank directly flow back to a loading embedded device (the unreacted and complete flocculant is recycled), the rest of the embedded objects enter a loading recovery system (the embedded objects are recovered by magnet adsorption), the recovered loaded objects are recovered and used mechanically, and sludge separated by the loading recovery system is sent to a sludge concentration device through a pipeline.
2. This utilize ozone oxidation loading gomphosis technology to administer device of phenylhydrazine hydrochloride waste water, through setting up the one-way lead screw in the inside of sedimentation tank, first rocking handle, first movable block and solid fixed ring, rotate first rocking handle, can adjust the height of drawing liquid head in the inside of sedimentation tank, thereby can adjust the zero boundary line position of drawing liquid head between clear liquid and precipitate, through setting up the first fixed block between apron and sedimentation tank, the second fixed block, the inserted block, two-way lead screw, the second movable block, the second rocking handle, the connecting plate, fixture block and spacing slide bar, the staff rotates the second rocking handle, make the fixture block on the second movable block cooperate with the draw-in groove on the inserted block, and then can be fixed between first fixed block and the second fixed block.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses an ozone oxidation loading gomphosis technology administers phenylhydrazine hydrochloride waste water, and the boundary of the supernatant of sedimentation tank and precipitate is easily confirmed.
Drawings
FIG. 1 is a schematic structural view of a device for treating phenylhydrazine hydrochloride wastewater by using an ozone oxidation loading embedding process;
FIG. 2 is a schematic view of the interior of the settling tank of FIG. 1;
FIG. 3 is an enlarged view of a portion A of FIG. 2;
fig. 4 is a schematic structural diagram of the first moving block, the fixing ring and the positioning rod in fig. 1.
In the figure: the device comprises a base 1, a first ozone reaction tower 2, a second ozone reaction tower 3, a buffer pool 4, a sedimentation tank 5, a first connecting pipe 6, a second connecting pipe 7, a third connecting pipe 8, a fourth connecting pipe 9, an adding pipe 10, a liquid pumping pipe 11, a telescopic pipe 12, a liquid pumping head 13, a one-way screw rod 14, a first rocking handle 15, a first moving block 16, a fixing ring 17, an observation window 18, a first fixing block 19, a second fixing block 20, an inserting block 21, a two-way screw rod 22, a second moving block 23, a second rocking handle 24, a connecting plate 25, a clamping block 26, a limit sliding rod 27, a positioning rod 28, an exhaust pipe 29, a cover plate 30, a recovery box 31 and a fifth connecting pipe 32.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, a device for treating phenylhydrazine hydrochloride wastewater by using an ozone oxidation loading embedding process, which comprises a base 1, wherein a first ozone reaction tower 2, a second ozone reaction tower 3, a buffer tank 4, a sedimentation tank 5 and a recovery tank 31 are fixedly arranged on the upper surface of the base 1 from left to right in sequence, a first connecting pipe 6 is communicated with the bottom of the right side wall of the first ozone reaction tower 2, the other end of the first connecting pipe 6 is communicated with the bottom of the left side wall of the second ozone reaction tower 3, a second connecting pipe 7 is communicated with the bottom of the right side wall of the second ozone reaction tower 3, one end of the second connecting pipe 7, which is far away from the second ozone reaction tower 3, is communicated with the left side wall of the buffer tank 4, a third connecting pipe 8 is communicated with the right side of the top of the buffer tank 4, one end of the third connecting pipe 8, which is far away from the buffer tank 4, is communicated with the top of the left side wall of the sedimentation tank 5, a fourth connecting pipe 9 is communicated with, the sedimentation tank 5 and the recovery tank 31 are communicated through a fifth connecting pipe 32, and the top parts of the first ozone reaction tower 2 and the second ozone reaction tower 3 are both communicated with an ozone inlet pipe;
the top of the sedimentation tank 5 is provided with an opening, the top of the opening is provided with a cover plate 30, the left side and the right side of the cover plate 30 and the sedimentation tank 5 are respectively and fixedly provided with a first fixed block 19 and a second fixed block 20 at corresponding positions, a fastening mechanism is arranged between the first fixed block 19 and the second fixed block 20 at the same side, the right side of the upper surface of the cover plate 30 is communicated with an adding pipe 10, the left side of the upper surface of the cover plate 30 is fixedly communicated with a supernatant extracting pipe 11, one end of the supernatant extracting pipe 11 extends into the sedimentation tank 5 and is fixedly provided with a telescopic pipe 12, the lower end of the telescopic pipe 12 is fixedly provided with a liquid extracting head 13, the center of the upper surface of the cover plate 30 is embedded with a first rolling bearing, the center of the upper surface of the cover plate 30 is rotatably connected with a one-way screw rod 14 through the first rolling bearing, the lower end of the one-way screw rod 14 extends, the rod wall thread of the one-way screw rod 14 is provided with a first moving block 16, the left side of the first moving block 16 is fixedly provided with a fixing ring 17, and the fixing ring 17 is fixedly sleeved with the liquid pumping head 13.
The fastening mechanism comprises an inserting block 21, a bidirectional screw rod 22, a second moving block 23, a connecting plate 25 and a clamping block 26, the inserting block 21 is fixedly arranged at the lower side of a first fixing block 19, the upper surface of the second fixing block 20 is provided with a slot matched with the inserting block 21, a cavity is transversely arranged inside the second fixing block 20 and below the slot, the bidirectional screw rod 22 is transversely arranged inside the cavity, two ends of the bidirectional screw rod 22 are respectively connected with the left side and the right side of the cavity in a rotating mode through a second rolling bearing, the right end of the bidirectional screw rod 22 penetrates through the outer portion of the second fixing block 20 and is fixedly provided with a second rocking handle 24, the second moving block 23 is symmetrically arranged inside the cavity in a sliding mode, side walls of the second moving block 23 are respectively in threaded connection with two sides of a rod wall of the bidirectional screw rod 22 through a first threaded hole and a second threaded hole, grooves are respectively formed in, the upside of two connecting plates 25 extends to the inside of two recesses respectively and relative one side respectively with two fixture block 26 fixed connection, and two fixture blocks 26 all run through to the inside of slot, and the draw-in groove with fixture block 26 matched with has all been seted up to the left and right sides of inserted block 21.
Limiting slide rods 27 are transversely and fixedly arranged in the two grooves, and the side surfaces of the two connecting plates 25 are respectively in sliding connection with the rod walls of the two limiting slide rods 27 through limiting slide holes.
The bellows 12 is a bellows.
The right side wall of the sedimentation basin 5 is provided with an observation window 18.
All a plurality of locating levers 28 that are equipped with in the front side both sides of first movable block 16, the constant head tank with locating lever 28 matched with is all seted up to the inside wall around the sedimentation tank 5.
The top of the first ozone reaction tower 2 and the second ozone reaction tower 3 are both communicated with an exhaust pipe 29.
One end of the fourth connecting pipe 9 far away from the first connecting pipe 6 is connected with an external lye tank.
The utility model discloses in, during the use, the phenylhydrazine hydrochloride waste water lets in to the inside of first ozone reaction tower 2 after with preliminary treatment, through the even downward flow of top water distributor, with the ozone gas adverse current contact of upwards flowing, some organic matters in aquatic are by ozone oxidation degradation, the mother liquor that discharges from first ozone reaction tower 2 bottom flows automatically and gets into second ozone reaction tower 3, and throw liquid caustic soda from fourth connecting pipe 9, liquid caustic soda throw volume is about 3 ~ 8 permillage of inflow, the same with first ozone reaction tower 2, the mother liquor gets into and distributes evenly through the distributor by second ozone 3 reaction tower upper portion, top-down and ozone gas adverse current contact reaction, treat that the mother liquor that second ozone reaction tower 3 flows out discharges into to buffer tank 4, discharge into to sedimentation tank 5 through the sewage pump, then slowly to the interior flocculating agent PAC liquid that adds the measurement (concentration 10%, the feeding speed is less than or equal to 170L/h, the flocculant PAC has the function of aggregating suspended particles and calcium and magnesium ions in the wastewater to form fine flocs, then loading substances and a coagulant aid PAM (the concentration is 1 per thousand and the adding amount is less than or equal to 400L/h) are sequentially added into the device, after the feeding is finished, the fine flocs in the wastewater are rapidly increased, the materials enter the sedimentation tank 5 for separation, the supernatant of the sedimentation tank 5 is discharged to a four-effect evaporation process from a supernatant extracting pipe, part of the embedded substances at the bottom of the sedimentation tank 5 directly flow back to the loading embedded device (the flocculant which is not completely reacted is recycled), the rest part of the embedded substances enter a loading substance recovery system (the loading embedded device is recovered by magnet adsorption), the recovered loading substances are recovered and reused, the sludge separated by the loading recovery system is sent to a sludge concentration device by a pipeline, and is sent to the sludge concentration device by, The height of the liquid extracting head 13 in the sedimentation tank 5 can be adjusted by rotating the first rocking handle 15 through the first moving block 16 and the fixing ring 17, so that the zero boundary line position of the liquid extracting head 13 between clear liquid and sediment can be adjusted, and the worker rotates the second rocking handle 24 through the first fixing block 19, the second fixing block 20, the inserting block 21, the bidirectional screw rod 22, the second moving block 23, the second rocking handle 24, the connecting plate 25, the clamping block 26 and the limiting slide bar 27 which are arranged between the cover plate 30 and the sedimentation tank 5, so that the clamping block 26 on the second moving block 23 is matched with the clamping groove on the inserting block 21, and the first fixing block 19 and the second fixing block 20 can be fixed.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (8)
1. A device for treating phenylhydrazine hydrochloride wastewater by using an ozone oxidation loading embedding process comprises a base (1) and is characterized in that a first ozone reaction tower (2), a second ozone reaction tower (3), a buffer pool (4), a sedimentation pool (5) and a recovery box (31) are fixedly arranged on the upper surface of the base (1) from left to right in sequence, a first connecting pipe (6) is communicated with the bottom of the right side wall of the first ozone reaction tower (2), the other end of the first connecting pipe (6) is communicated with the bottom of the left side wall of the second ozone reaction tower (3), a second connecting pipe (7) is communicated with the bottom of the right side wall of the second ozone reaction tower (3), one end, far away from the second ozone reaction tower (3), of the second connecting pipe (7) is communicated with the left side wall of the buffer pool (4), a third connecting pipe (8) is communicated with the right side of the top of the buffer pool (4), one end, far away from the buffer tank (4), of the third connecting pipe (8) is communicated with the top of the left side wall of the sedimentation tank (5), the pipe wall of the first connecting pipe (6) is communicated with a fourth connecting pipe (9), the sedimentation tank (5) and the recovery tank (31) are communicated through a fifth connecting pipe (32), and ozone inlet pipes are communicated with the tops of the first ozone reaction tower (2) and the second ozone reaction tower (3);
the top of the sedimentation tank (5) is provided with an opening, the top of the opening is provided with a cover plate (30), the left and right sides of the cover plate (30) and the sedimentation tank (5) are respectively and fixedly provided with a first fixing block (19) and a second fixing block (20) at positions corresponding to each other, a fastening mechanism is arranged between the first fixing block (19) and the second fixing block (20) at the same side, the right side of the upper surface of the cover plate (30) is communicated with an adding pipe (10), the left side of the upper surface of the cover plate (30) is fixedly communicated with a supernatant liquid pipe (11), one end of the supernatant liquid pipe (11) extends to the inside of the sedimentation tank (5) and is fixedly provided with a telescopic pipe (12), the lower end of the telescopic pipe (12) is fixedly provided with a liquid extracting head (13), the center of the upper surface of the cover plate (30) is embedded with a first rolling bearing, the center of the upper surface of the cover plate (30), the lower end of the one-way screw rod (14) extends to the inside of the sedimentation tank (5), the upper end of the one-way screw rod (14) extends to the upper portion of the cover plate (30) and is fixedly provided with a first rocking handle (15), a first moving block (16) is arranged on the rod wall of the one-way screw rod (14) in a threaded mode, a fixing ring (17) is fixedly arranged on the left side of the first moving block (16), and the fixing ring (17) is fixedly sleeved with the liquid pumping head (13).
2. The device for treating phenylhydrazine hydrochloride wastewater by utilizing the ozone oxidation loading embedding process as claimed in claim 1, wherein the fastening mechanism comprises an insertion block (21), a bidirectional screw rod (22), a second moving block (23), a connecting plate (25) and a clamping block (26), the insertion block (21) is fixedly arranged at the lower side of a first fixed block (19), an insertion slot matched with the insertion block (21) is formed in the upper surface of the second fixed block (20), a cavity is transversely arranged in the second fixed block (20) and below the insertion slot, the bidirectional screw rod (22) is transversely arranged in the cavity, two ends of the bidirectional screw rod are respectively connected with the cavity in a left-right rotating manner through a second rolling bearing, the right end of the bidirectional screw rod (22) penetrates through the outside of the second fixed block (20) and is fixedly provided with a second rocking handle (24), the second moving block (23) is symmetrically slidably arranged in the cavity, and side walls of the bidirectional screw hole and the second rocking handle (24) are respectively arranged through a first threaded hole and the threaded hole is in threaded connection with two sides of the rod wall of the bidirectional screw rod (22), grooves are formed in the top of the cavity and in two sides of the slot, the connecting plates (25) are fixedly arranged on the upper sides of the two second moving blocks (23) respectively, the upper sides of the two connecting plates (25) extend into the two grooves respectively, one opposite sides of the upper sides of the two connecting plates extend into the two grooves and are fixedly connected with the two clamping blocks (26), the two clamping blocks (26) penetrate through the slot, and clamping grooves matched with the clamping blocks (26) are formed in the left side and the right side of the inserting block (21).
3. The device for treating phenylhydrazine hydrochloride wastewater by using the ozone oxidation loading embedding process as claimed in claim 2, wherein a limit slide bar (27) is transversely fixed inside each of the two grooves, and the side surfaces of the two connecting plates (25) are respectively connected with the rod walls of the two limit slide bars (27) in a sliding manner through limit slide holes.
4. The device for treating phenylhydrazine hydrochloride wastewater by using the ozone oxidation loading embedded process as claimed in claim 1, wherein the telescopic pipe (12) is a corrugated pipe.
5. The device for treating phenylhydrazine hydrochloride wastewater by using the ozone oxidation loading embedded process as claimed in claim 1, wherein the right side wall of the sedimentation tank (5) is provided with an observation window (18).
6. The device for treating phenylhydrazine hydrochloride wastewater by using the ozone oxidation loading embedding process as claimed in claim 1, wherein a plurality of positioning rods (28) are respectively arranged on both sides of the front side of the first moving block (16), and positioning grooves matched with the positioning rods (28) are respectively arranged on the front and rear inner side walls of the sedimentation tank (5).
7. The device for treating phenylhydrazine hydrochloride wastewater by using the ozone oxidation loading embedded process as claimed in claim 1, wherein the top of the first ozone reaction tower (2) and the top of the second ozone reaction tower (3) are both communicated with an exhaust pipe (29).
8. The device for treating phenylhydrazine hydrochloride wastewater by using the ozone oxidation loading embedded process as claimed in claim 1, wherein one end of the fourth connecting pipe (9) far away from the first connecting pipe (6) is connected with an external alkaline liquid tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921896870.6U CN211688575U (en) | 2019-11-06 | 2019-11-06 | Device for treating phenylhydrazine hydrochloride wastewater by using ozone oxidation loading embedding process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921896870.6U CN211688575U (en) | 2019-11-06 | 2019-11-06 | Device for treating phenylhydrazine hydrochloride wastewater by using ozone oxidation loading embedding process |
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| CN211688575U true CN211688575U (en) | 2020-10-16 |
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| CN201921896870.6U Active CN211688575U (en) | 2019-11-06 | 2019-11-06 | Device for treating phenylhydrazine hydrochloride wastewater by using ozone oxidation loading embedding process |
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