CN210586327U - Multistage decyanation tower of cyanamide waste residue - Google Patents
Multistage decyanation tower of cyanamide waste residue Download PDFInfo
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- CN210586327U CN210586327U CN201921112671.1U CN201921112671U CN210586327U CN 210586327 U CN210586327 U CN 210586327U CN 201921112671 U CN201921112671 U CN 201921112671U CN 210586327 U CN210586327 U CN 210586327U
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Abstract
The utility model belongs to the technical field of solid waste processing technique and specifically relates to a multi-stage decyanation tower of cyanamide waste residue, including first order decyanation tower, second order decyanation tower and tertiary decyanation tower, first order decyanation tower, second order decyanation tower and tertiary decyanation tower top-down make up as an organic whole structure, and the top of first order decyanation tower is equipped with the column cap, and one side of column cap is equipped with the blast pipe, and the bottom of tertiary decyanation tower is equipped with the chassis, runs through on the axis of first order decyanation tower, second order decyanation tower and tertiary decyanation tower and is equipped with rabbling mechanism; the first-stage decyanation tower, the second-stage decyanation tower and the third-stage decyanation tower are connected in series through communicating pipes; the axial leads of the first-stage decyanation tower and the second-stage decyanation tower are provided with vent pipes, and the vent pipes guide the gas in the second-stage decyanation tower and the third-stage decyanation tower into the first-stage decyanation tower; one side of the top of each grade of decyanation tower is provided with a dosing port. The utility model discloses decyanation is efficient, simplifies the decyanation technology, reduces the input of decyanation equipment, and is more economical high-efficient, is worth promoting.
Description
Technical Field
The utility model relates to a solid waste handles technical field, especially relates to a multistage decyanation tower of cyanamide waste residue.
Background
The cyanamide is an important chemical raw material, an organic chemical intermediate and a very important medical raw material, can also be used as an intermediate of a pesticide product to produce pesticides, and can also be used for synthesis of health products and feed additives, synthesis of flame retardants and the like, so that the cyanamide has very wide application.
At present, the cyanamide is mainly prepared by a lime nitrogen method in China, and a large amount of cyanamide waste residues are generated in the production process because the production process is relatively lagged behind.
The cyanamide waste residue is black and powdery solid, has strong pungent smell (mainly ammonia gas), contains a highly toxic substance cyanide, and can only be disposed of by the characteristics, such as landfill, incineration and the like, and the modes are generally high in cost and high in environmental risk, and cause serious pollution to the surrounding environment if the waste residue is improperly disposed. The traditional decyanation process is complex, and ideal decyanation effect can be achieved only by adopting multi-step decyanation, so that more equipment is required, investment and occupied area are large, decyanation efficiency is poor, waste gas generated by decyanation in each step is troublesome to collect, more pipelines are required to be arranged for collection, investment is increased invisibly, difficulty is brought to daily maintenance, and leakage risk is increased, so that a multi-stage decyanation tower for the cyanamide waste residue is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects in the prior art and providing a multi-stage decyanation tower for cyanamide waste residue.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the multi-stage decyanation tower for the cyanamide waste residue comprises a primary decyanation tower, a secondary decyanation tower and a tertiary decyanation tower, wherein the primary decyanation tower, the secondary decyanation tower and the tertiary decyanation tower are combined into an integral structure from top to bottom;
the upper parts of the same sides of the first-stage decyanation tower, the second-stage decyanation tower and the third-stage decyanation tower are respectively provided with a liquid inlet, the lower parts of the same sides of the first-stage decyanation tower, the second-stage decyanation tower and the third-stage decyanation tower are respectively provided with a liquid outlet, the adjacent liquid inlets and liquid outlets on the first-stage decyanation tower, the second-stage decyanation tower and the third-stage decyanation tower are in butt joint;
the axial lead of the first-stage decyanation tower and the second-stage decyanation tower is provided with a vent pipe, and the vent pipe guides the gas in the second-stage decyanation tower and the third-stage decyanation tower into the first-stage decyanation tower;
the stirring mechanism comprises a stirring motor, a stirring shaft and a stirring part, the stirring motor is fixed on the tower cover through a motor support, the stirring shaft penetrates through the vent pipe, a gap for overflowing gas is reserved between the stirring shaft and the inner wall of the vent pipe, one end of the stirring shaft is fixed at the output end of the stirring motor, the other end of the stirring shaft extends into the third-stage decyanation tower, the stirring parts are arranged in the first-stage decyanation tower, the second-stage decyanation tower and the third-stage decyanation tower, and the stirring parts are fixed on the stirring shaft;
one side of the top of the first-stage decyanation tower is provided with a first-stage dosing port, one side of the top of the second-stage decyanation tower is provided with a second-stage dosing port, and one side of the top of the third-stage decyanation tower is provided with a third-stage dosing port.
Preferably, a plurality of connecting and fixing parts are arranged among the tower cover, the primary decyanation tower, the secondary decyanation tower and the tertiary decyanation tower along the periphery of the tower cover, the primary decyanation tower, the secondary decyanation tower and the tertiary decyanation tower.
Preferably, the connection fixing part comprises a first support lug, a second support lug and a locking bolt, the first support lug and the second support lug are respectively and correspondingly arranged on two butt-jointed sides of the tower cover, the first-stage decyanation tower, the second-stage decyanation tower and the third-stage decyanation tower, and the first support lug and the second support lug are fixedly connected through the locking bolt.
Preferably, stirring portion includes connection pad, main poking bar and vice poking bar, the connection pad is fixed on the (mixing) shaft, the connection pad is fixed along its circumference and is equipped with a plurality ofly main poking bar, main poking bar are towards the inside crooked setting of tower, and are equipped with a plurality ofly on the main poking bar vice poking bar.
Preferably, the stirring shaft is positioned at the bottom of each of the first-stage decyanation tower and the second-stage decyanation tower and is provided with a supporting and reinforcing part.
Preferably, the support reinforcing part comprises a reinforcing support, a fixing disc and a fixing bearing, the reinforcing support is fixed at the bottom of the first-stage decyanation tower and the bottom of the second-stage decyanation tower respectively, the reinforcing support is provided with the fixing disc, the axial lead of the fixing disc is provided with the fixing bearing, and the inner ring of the fixing bearing is fixed on the stirring shaft.
Preferably, be equipped with level control mechanism in one-level decyanation tower and the second grade decyanation tower, level control mechanism includes level gauge and manual-automatic flow control valve, draw the level gauge setting on the inner wall of one-level decyanation tower and second grade decyanation tower, the sense terminal of level gauge is less than the open position of breather pipe, manual-automatic flow control valve sets up on communicating pipe, the level gauge passes through controller control connection manual-automatic flow control valve.
Preferably, butt joint parts are arranged among the tower cover, the first-stage decyanation tower, the second-stage decyanation tower and the third-stage decyanation tower.
Preferably, the butt joint part comprises a groove, a flange and a sealing gasket, the groove is an annular groove and is respectively arranged at the bottoms of the tower cover, the first-stage decyanation tower and the second-stage decyanation tower, the flange is respectively arranged at the tops of the first-stage decyanation tower, the second-stage decyanation tower and the third-stage decyanation tower, the flange is matched with the groove, the flange is inserted into the groove, and the sealing gasket is arranged between the flange and the groove.
Preferably, a plurality of supporting legs are fixedly arranged on the periphery of the chassis.
The utility model provides a multistage decyanation tower of cyanamide waste residue, beneficial effect lies in:
(1) the utility model discloses can carry out multistage continuous decyanation to the cyanamide waste residue and handle, adopt the mode of flowing automatically to decyanate step by step, the energy consumption is low, has effectively improved decyanation efficiency.
(2) The utility model discloses an integrative multistage decyanation mode of combination formula carries out the decyanation to the cyanamide waste residue and handles, reduces the input of decyanation equipment on the one hand, and on the other hand simplifies process flow, reduces the area occupied of decyanation equipment simultaneously.
(3) The utility model discloses can concentrate the waste gas that produces in the multistage decyanation and collect, reduce the cost that waste gas was collected, simplify simultaneously and collect the degree of difficulty, effectively reduce the risk that waste gas leaked, simplify the technology of collecting waste gas simultaneously.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
fig. 1 is a perspective view of the present invention;
fig. 2 is a schematic view of the internal structure of the present invention;
fig. 3 is a schematic sectional structure of the present invention;
fig. 4 is an enlarged schematic view of point a in the present invention;
fig. 5 is an enlarged schematic view of point B in the present invention;
labeled as: the device comprises a first-stage decyanation tower 1, a second-stage decyanation tower 2, a third-stage decyanation tower 3, a tower cover 4, a chassis 5, a first lug 6, a second lug 7, a locking bolt 8, a liquid inlet 9, a liquid outlet 10, a communicating pipe 11, a manual-automatic flow regulating valve 12, a supporting leg 13, a first-stage dosing port 14, a second-stage dosing port 15, a third-stage dosing port 16, an exhaust pipe 17, an air vent pipe 18, a stirring motor 19, a motor support 20, a stirring shaft 21, a reinforcing support 22, a fixed disc 23, a fixed bearing 24, a connecting disc 25, a main stirring rod 26, an auxiliary stirring rod 27, a groove 28, a flange 29, a sealing gasket 30 and a.
Detailed Description
The present invention will be further described with reference to the following specific examples. These examples are provided only for illustrating the present invention and are not intended to limit the scope of the present invention. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The structural features of the present invention will now be described in detail with reference to the accompanying drawings.
Referring to fig. 1-5, a multi-stage decyanation tower for cyanamide waste residue comprises a primary decyanation tower 1, a secondary decyanation tower 2 and a tertiary decyanation tower 3, wherein the primary decyanation tower 1, the secondary decyanation tower 2 and the tertiary decyanation tower 3 are combined into an integral structure from top to bottom, a tower cover 4 is arranged at the top of the primary decyanation tower 1, an exhaust pipe 17 is arranged at one side of the tower cover 4, a chassis 5 is arranged at the bottom of the tertiary decyanation tower 3, and a stirring mechanism penetrates through the axial lines of the primary decyanation tower 1, the secondary decyanation tower 2 and the tertiary decyanation tower 3;
the upper parts of the same sides of the first-stage decyanation tower 1, the second-stage decyanation tower 2 and the third-stage decyanation tower 3 are respectively provided with a liquid inlet 9, the lower parts of the same sides are respectively provided with a liquid outlet 10, the adjacent liquid inlets 9 and the liquid outlets 10 on the first-stage decyanation tower 1, the second-stage decyanation tower 2 and the third-stage decyanation tower 3 are in butt joint with a communicating pipe 11, and the communicating pipe 11 connects the first-stage decyanation tower 1, the second-stage decyanation tower;
the axial lead of the first-stage decyanation tower 1 and the second-stage decyanation tower 2 is provided with a vent pipe 18, and the vent pipe 18 guides the gas in the second-stage decyanation tower 2 and the third-stage decyanation tower 3 into the first-stage decyanation tower 1;
the stirring mechanism comprises a stirring motor 19, a stirring shaft 21 and a stirring part, the stirring motor 19 is fixed on the tower cover 4 through a motor support 20, the stirring shaft 21 penetrates through the vent pipe 18, a gap for overflowing gas is reserved between the stirring shaft 21 and the inner wall of the vent pipe 18, one end of the stirring shaft 21 is fixed on the output end of the stirring motor 19, the other end of the stirring shaft 21 extends into the third-stage decyanation tower 3, the stirring parts are arranged in the first-stage decyanation tower 1, the second-stage decyanation tower 2 and the third-stage decyanation tower 3, and the stirring parts are fixed on the stirring shaft;
one side of the top of the first-stage decyanation tower 1 is provided with a first-stage dosing port 14, one side of the top of the second-stage decyanation tower 2 is provided with a second-stage dosing port 15, and one side of the top of the third-stage decyanation tower 3 is provided with a third-stage dosing port 16.
The utility model discloses a multistage decyanation tower of single cyanamide waste residue, moreover, the steam generator is simple in structure, and is easy to operate, can carry out multistage continuous decyanation processing to single cyanamide waste residue, adopt the mode of flowing automatically to decyanate step by step, the energy consumption is low, decyanation efficiency has effectively been improved, adopt the integrative multistage decyanation mode of combination formula to carry out decyanation processing to single cyanamide waste residue, reduce the input of decyanation equipment on the one hand, on the other hand simplifies process flow, reduce the area occupied of decyanation equipment simultaneously, can concentrate the collection with the waste gas that produces in the multistage decyanation, reduce the cost that waste gas was collected, simplify simultaneously and collect the degree of difficulty, effectively reduce the risk that waste gas leaked, the.
Specifically, when the device is used, firstly, a stirring mechanism is started, the primary decyanation tower 1, the secondary decyanation tower 2 and the tertiary decyanation tower 3 are stirred simultaneously, next, the washed cyanamide waste residue solution is pumped into the primary decyanation tower 1, a chelating agent and an activating agent which are mixed according to a proportion are added into the primary decyanation tower 1 through a primary feeding port 14, the primary decyanation reaction is carried out under the stirring and mixing of a stirring part, the solution in the primary decyanation tower 1 automatically flows into the secondary decyanation tower 2 after reaching a set value, meanwhile, an oxidizing agent is added into the secondary decyanation tower 2 through a secondary feeding port 15, the secondary decyanation reaction is carried out under the stirring and mixing of the stirring part, the conditioner is added into the tertiary decyanation tower 3 through a tertiary feeding port 16 after the solution in the secondary decyanation tower 2 reaches the set value, and the tertiary decyanation reaction is carried out under the stirring and mixing of the stirring part, the cyanamide waste residue solution can reach the discharge standard after the tertiary treatment, the discharged solution is centrifugally dewatered, the separated waste residue is recycled, and the waste gas generated in the decyanation of the secondary decyanation tower 2 and the tertiary decyanation tower 3 enters the primary decyanation tower 1 through a vent pipe 18 and is intensively discharged and treated through a vent pipe 17.
Referring to fig. 1 and 2, further, a plurality of connection fixing portions are arranged between the tower cover 4, the first-stage decyanation tower 1, the second-stage decyanation tower 2 and the third-stage decyanation tower 3 along the periphery of the tower cover, each connection fixing portion comprises a first support lug 6, a second support lug 7 and a locking bolt 8, the first support lugs 6 and the second support lugs 7 are correspondingly arranged on two sides of the butt joint of the tower cover 4, the first-stage decyanation tower 1, the second-stage decyanation tower 2 and the third-stage decyanation tower 3 respectively, and the first support lugs 6 and the second support lugs 7 are fixedly connected through the locking bolts 8.
The fixed part is connected in the setting, realizes the modular design of one-level decyanation tower 1, second grade decyanation tower 2 and tertiary decyanation tower 3, removable compound mode, the assembly of the decyanation tower of being convenient for, also makes things convenient for daily maintenance simultaneously.
Referring to fig. 2 and 3, the stirring part further includes a connecting plate 25, a main stirring rod 26 and a sub-stirring rod 27, the connecting plate 25 is fixed on the stirring shaft 21, the connecting plate 25 is fixedly provided with a plurality of main stirring rods 26 along the circumferential direction thereof, the main stirring rods 26 are bent toward the inside of the tower, and the main stirring rods 26 are provided with a plurality of sub-stirring rods 27.
Set up the stirring portion, can be in the use, solution in same root (mixing) shaft 21 can drive three stirring portion and stir simultaneously in one-level decyanation tower 1, second grade decyanation tower 2 and the tertiary decyanation tower 3 has optimized rabbling mechanism, simplifies stirring process, reduces the input of equipment.
Referring to fig. 4, further, the stirring shaft 21 is provided with a support reinforcing part at the bottom of each of the first-stage decyanation tower 1 and the second-stage decyanation tower 2, the support reinforcing part includes a reinforcing bracket 22, a fixing disc 23 and a fixing bearing 24, the reinforcing bracket 22 is fixed at the bottom of each of the first-stage decyanation tower 1 and the second-stage decyanation tower 2, the fixing disc 23 is arranged on the reinforcing bracket 22, the fixing bearing 24 is arranged on the axial lead of the fixing disc 23, and the inner ring of the fixing bearing 24 is fixed on the stirring shaft.
Set up and support the rib, can improve the stability of stirring, because (mixing) shaft 21 runs through one-level decyanation tower 1, second grade decyanation tower 2 and tertiary decyanation tower 3, its span is big, supports the setting of rib and can play good supporting role to (mixing) shaft 21, effectively improves the stability to the easy stirring of tower interior.
Referring to fig. 3, further, liquid level control mechanisms are arranged in the first-stage decyanation tower 1 and the second-stage decyanation tower 2, each liquid level control mechanism comprises a liquid level meter 31 and a manual-automatic integrated flow regulating valve 12, each liquid level meter 31 is arranged on the inner wall of the first-stage decyanation tower 1 and the inner wall of the second-stage decyanation tower 2, the detection end of each liquid level meter 31 is lower than the opening position of the corresponding vent pipe 18, each manual-automatic integrated flow regulating valve 12 is arranged on each communicating pipe 11, and each liquid level meter 31 is connected with the corresponding manual-automatic integrated flow regulating.
Set up liquid level control mechanism, can ensure that the liquid level in one-level decyanation tower 1 and the second grade decyanation tower 2 is less than the open position of breather pipe 18, avoid in the tower liquid to enter into next grade through breather pipe 18, thereby plug up breather pipe 18, make next grade waste gas discharge smoothly, design like this and effectively improve the safety in the tower, after the liquid level of one-level decyanation tower 1 exceeded level gauge 31, level gauge 31 can adjust the flow of manual-automatic flow control valve 12 through the controller, make unnecessary liquid in the tower in time flow into next grade, the controller can adopt the singlechip that has logic control to realize automatic control, manual-automatic flow control valve 12 also can manually adjust the flow that flows into next grade, be convenient for like this the speed that the interior solution of control tower flows out.
Referring to fig. 5, further, butt joint portions are arranged among the tower cover 4, the first-stage decyanation tower 1, the second-stage decyanation tower 2 and the third-stage decyanation tower 3, each butt joint portion comprises a groove 28, a flange 29 and a sealing gasket 30, the grooves 28 are annular grooves and are respectively arranged at the bottoms of the tower cover 4, the first-stage decyanation tower 1 and the second-stage decyanation tower 2, the flanges 29 are respectively arranged at the tops of the first-stage decyanation tower 1, the second-stage decyanation tower 2 and the third-stage decyanation tower 3, the flanges 29 are matched with the grooves 28, the flanges 29 are inserted into the grooves 28, and the sealing gaskets 30 are arranged.
The butt joint part is arranged, so that the leakage of waste gas in the tower can be avoided, the firmness of the combined installation of the multi-stage decyanation tower is ensured, and the safety coefficient of decyanation operation is improved.
Referring to fig. 1, a plurality of support legs 13 are further fixed to the periphery of the chassis 5.
Although the present invention has been described in detail 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 in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A multi-stage decyanation tower for cyanamide waste residues comprises a primary decyanation tower (1), a secondary decyanation tower (2) and a tertiary decyanation tower (3), and is characterized in that the primary decyanation tower (1), the secondary decyanation tower (2) and the tertiary decyanation tower (3) are combined into an integral structure from top to bottom, a tower cover (4) is arranged at the top of the primary decyanation tower (1), an exhaust pipe (17) is arranged on one side of the tower cover (4), a chassis (5) is arranged at the bottom of the tertiary decyanation tower (3), and stirring mechanisms penetrate through the axial lines of the primary decyanation tower (1), the secondary decyanation tower (2) and the tertiary decyanation tower (3);
the upper parts of the same sides of the first-stage decyanation tower (1), the second-stage decyanation tower (2) and the third-stage decyanation tower (3) are respectively provided with a liquid inlet (9), the lower parts of the same sides are respectively provided with a liquid outlet (10), the adjacent liquid inlets (9) and the liquid outlets (10) on the first-stage decyanation tower (1), the second-stage decyanation tower (2) and the third-stage decyanation tower (3) are in butt joint with a communicating pipe (11), and the communicating pipe (11) connects the first-stage decyanation tower (1), the second-stage decyanation tower (2) and the;
the axial lead of the first-stage decyanation tower (1) and the second-stage decyanation tower (2) is provided with a vent pipe (18), and the vent pipe (18) guides the gas in the second-stage decyanation tower (2) and the third-stage decyanation tower (3) into the first-stage decyanation tower (1);
the stirring mechanism comprises a stirring motor (19), a stirring shaft (21) and a stirring part, wherein the stirring motor (19) is fixed on the tower cover (4) through a motor support (20), the stirring shaft (21) is arranged in the vent pipe (18) in a penetrating manner, a gap for overflowing gas is reserved between the stirring shaft (21) and the inner wall of the vent pipe (18), one end of the stirring shaft (21) is fixed on the output end of the stirring motor (19), the other end of the stirring shaft extends into the three-stage decyanation tower (3), the stirring parts are arranged in the first-stage decyanation tower (1), the second-stage decyanation tower (2) and the three-stage decyanation tower (3), and the stirring part is fixed on the stirring shaft (21);
one side of the top of the first-stage decyanation tower (1) is provided with a first-stage dosing port (14), one side of the top of the second-stage decyanation tower (2) is provided with a second-stage dosing port (15), and one side of the top of the third-stage decyanation tower (3) is provided with a third-stage dosing port (16).
2. The multi-stage decyanation tower for cyanamide waste residue as claimed in claim 1, wherein a plurality of connecting fixing parts are arranged between the tower cover (4), the primary decyanation tower (1), the secondary decyanation tower (2) and the tertiary decyanation tower (3) along the circumference thereof.
3. The multi-stage decyanation tower for cyanamide waste residue as claimed in claim 2, characterized in that said connection fixing part comprises a first lug (6), a second lug (7) and a locking bolt (8), said first lug (6) and said second lug (7) are respectively and correspondingly arranged on two sides of the butt joint of the tower cover (4), the first-stage decyanation tower (1), the second-stage decyanation tower (2) and the third-stage decyanation tower (3), said first lug (6) and said second lug (7) are fixedly connected through the locking bolt (8).
4. The multi-stage decyanation tower of cyanamide waste residue as claimed in claim 1, wherein said stirring part comprises a connecting disc (25), a main stirring rod (26) and a sub-stirring rod (27), said connecting disc (25) is fixed on the stirring shaft (21), said connecting disc (25) is fixedly provided with a plurality of said main stirring rods (26) along its circumference, the main stirring rod (26) is bent toward the inside of the tower, and the main stirring rod (26) is provided with a plurality of said sub-stirring rods (27).
5. The multi-stage decyanation tower for cyanamide waste residue as claimed in claim 1, wherein the stirring shaft (21) is provided with a support reinforcement part at the bottom of the first-stage decyanation tower (1) and the second-stage decyanation tower (2).
6. The multi-stage decyanation tower for cyanamide waste residue according to claim 5, wherein the support reinforcing part comprises a reinforcing bracket (22), a fixed disc (23) and a fixed bearing (24), the reinforcing bracket (22) is respectively fixed at the bottom of the first-stage decyanation tower (1) and the second-stage decyanation tower (2), the fixed disc (23) is arranged on the reinforcing bracket (22), the fixed bearing (24) is arranged on the axial lead of the fixed disc (23), and the inner ring of the fixed bearing (24) is fixed on the stirring shaft (21).
7. The multi-stage decyanation tower of cyanamide waste residue according to claim 1, characterized in that, liquid level control mechanism is arranged in the first-stage decyanation tower (1) and the second-stage decyanation tower (2), the liquid level control mechanism comprises a liquid level meter (31) and a manual-automatic integrated flow regulating valve (12), the liquid level meter (31) is arranged on the inner wall of the first-stage decyanation tower (1) and the second-stage decyanation tower (2), the detection end of the liquid level meter (31) is lower than the opening position of the vent pipe (18), the manual-automatic integrated flow regulating valve (12) is arranged on the communicating pipe (11), and the liquid level meter (31) is connected with the manual-automatic integrated flow regulating valve (12) through controller control.
8. The multi-stage decyanation tower for cyanamide waste residue as claimed in claim 1, characterized in that butt joint parts are arranged among the tower cover (4), the primary decyanation tower (1), the secondary decyanation tower (2) and the tertiary decyanation tower (3).
9. The multi-stage decyanation tower for cyanamide waste residue as claimed in claim 8, wherein the butt joint part comprises a groove (28), a flange (29) and a sealing gasket (30), the groove (28) is an annular groove and is respectively arranged at the bottom of the tower cover (4), the first-stage decyanation tower (1) and the second-stage decyanation tower (2), the flange (29) is respectively arranged at the top of the first-stage decyanation tower (1), the second-stage decyanation tower (2) and the third-stage decyanation tower (3), the flange (29) is matched with the groove (28), the flange (29) is inserted into the groove (28), and the sealing gasket (30) is arranged between the flange (29) and the groove (28).
10. The multi-stage decyanation tower of cyanamide waste residue as claimed in claim 1, characterized in that a plurality of support legs (13) are fixed on the circumference of the base plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921112671.1U CN210586327U (en) | 2019-07-16 | 2019-07-16 | Multistage decyanation tower of cyanamide waste residue |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921112671.1U CN210586327U (en) | 2019-07-16 | 2019-07-16 | Multistage decyanation tower of cyanamide waste residue |
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| CN210586327U true CN210586327U (en) | 2020-05-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110216135A (en) * | 2019-07-16 | 2019-09-10 | 科盛环保科技股份有限公司 | A kind of multistage decyanation tower of cyanamide waste residue |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110216135A (en) * | 2019-07-16 | 2019-09-10 | 科盛环保科技股份有限公司 | A kind of multistage decyanation tower of cyanamide waste residue |
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