CN217398608U

CN217398608U - Cyanogen breaking, ammonia nitrogen removing and COD degrading equipment

Info

Publication number: CN217398608U
Application number: CN202220246676.9U
Authority: CN
Inventors: 应润兵; 孙小琪; 王军; 李小花
Original assignee: Zerun Environmental Technology Guangdong Co ltd
Current assignee: Zerun Environmental Technology Guangdong Co ltd
Priority date: 2022-01-29
Filing date: 2022-01-29
Publication date: 2022-09-09
Anticipated expiration: 2032-01-29

Abstract

The utility model provides a broken cyanogen, remove ammonia nitrogen degradation COD equipment, including the circulation collecting pit, circulation sedimentation tank, reaction tank and the circulation pond that communicate in proper order, the reaction tank includes first reaction tank, second reaction tank, third reaction tank, fourth reaction tank, fifth reaction tank, sixth reaction tank, seventh reaction tank, eighth reaction tank and the ninth reaction tank that communicate in proper order, first reaction tank communicate in the circulation sedimentation tank, the ninth reaction tank communicate in the circulation pond, third reaction tank and ninth reaction tank all communicate in the sludge impoundment, the utility model discloses an add different COD medicament in different cell bodies, to cyanogen, ammonia nitrogen, waste water reaction treatment, make the play water reach emission standard to reach the purpose of handling waste water, in the processing procedure, through the segmentation of each stage, reach required treatment effect, the equipment is simple and convenient to operate, and the reaction efficiency of the equipment is improved through the change of a dosing reaction and an equipment operation mode.

Description

Cyanogen breaking, ammonia nitrogen removing and COD degrading equipment

Technical Field

The utility model relates to the technical field of wastewater treatment equipment, in particular to a cyanogen breaking and ammonia nitrogen removing COD (chemical oxygen demand) degrading equipment.

Background

Cyanides can be classified into inorganic cyanides such as hydrocyanic acid, potassium (sodium) cyanide, cyanogen chloride, and the like; organic cyanides such as acetonitrile, acrylonitrile, n-butyronitrile and the like can quickly separate out ions in vivo and belong to high toxicity; ammonia nitrogen is a nutrient in a water body, can cause water eutrophication, is a main oxygen-consuming pollutant in the water body, and is toxic to fishes and certain aquatic organisms, COD (chemical oxygen demand) refers to the amount of an oxidant consumed when a water sample is treated by a certain strong oxidant under a certain condition, and COD is an index for representing the quantity of reducing substances (particularly organic substances) in water, so that the larger the COD is, the more serious the water body is polluted by the organic substances.

Along with the development of the coal chemical industry and the electroplating industry, the coal chemical industry wastewater and the electroplating wastewater become main sources of polluted wastewater such as cyanide, ammonia nitrogen, COD and the like, and if people, livestock or plants ingest excessive cyanide, ammonia nitrogen and COD, the health of the bodies is seriously affected and even the bodies die, so that the treatment of the wastewater containing cyanide, ammonia nitrogen and COD is very necessary, the treatment equipment of the wastewater on the existing market has complex process, inconvenient operation and low efficiency, and needs to be reformed and innovated on the traditional process equipment.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the defects in the prior art and providing a cyanogen breaking, ammonia nitrogen removing and COD degrading device.

In order to achieve the above purpose, the utility model adopts the following scheme: the utility model provides a break cyanogen, remove ammonia nitrogen and degrade COD equipment, includes the circulation collecting pit, circulation sedimentation tank, reaction tank and the circulation pond that communicate in proper order, the reaction tank is including the first reaction tank, second reaction tank, third reaction tank, fourth reaction tank, fifth reaction tank, sixth reaction tank, seventh reaction tank, eighth reaction tank and the ninth reaction tank that communicate in proper order, first reaction tank communicate in the circulation sedimentation tank, the ninth reaction tank communicate in the circulation pond, the third reaction tank with the ninth reaction tank all communicates in the sludge impoundment.

Furthermore, the first reaction tank is communicated with a first special coagulant device, the second reaction tank is communicated with a first PAM medicament device, and the third reaction tank is communicated with the sludge tank and the fourth reaction tank.

Further, the fourth reaction tank is communicated with a sodium hypochlorite medicament device, the fifth reaction tank is communicated with an acid agent device, a hydrogen peroxide medicament device and a ferrous sulfate medicament device, the seventh reaction tank is communicated with a second special coagulant device, and the eighth reaction tank is communicated with a second PAM medicament device and an alkaline agent device.

Further, the first special coagulant device, the first PAM medicament device, the sodium hypochlorite medicament device, the acid agent device, the hydrogen peroxide medicament device, the ferrous sulfate medicament device, the second special coagulant device, the second PAM medicament device and the alkali agent device are all connected with a reaction tank communicated with the first special coagulant device, the first PAM medicament device, the sodium hypochlorite medicament device, the acid agent device, the hydrogen peroxide medicament device, the ferrous sulfate medicament device, the second special coagulant device, the second PAM medicament device and the alkali agent device through a dosing pump.

Further, the sludge tank is communicated with a plate-and-frame filter press.

The utility model provides a pair of broken cyanogen, remove ammonia nitrogen degradation COD equipment has following beneficial effect:

the utility model discloses equipment carries out reaction treatment to cyanogen, ammonia nitrogen, COD waste water through adding different medicaments in different cell bodies, makes the play water reach emission standard to reach the purpose of handling waste water, in the processing procedure, through the segmentation processing in each stage, reach required treatment, equipment operation is simple and convenient, and equipment has improved reaction efficiency through the change of adding medicine reaction and equipment operation mode.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and detailed embodiments, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor. Wherein:

fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1. a circulating collection tank; 2. circulating a sedimentation tank; 3. a circulating water tank; 5. a sludge tank; 6. a plate-and-frame filter press; 8. a dosing pump; 41. a first reaction tank; 42. a second reaction tank; 43. a third reaction tank; 44. a fourth reaction tank; 45. a fifth reaction tank; 46. a sixth reaction tank; 47. a seventh reaction tank; 48. an eighth reaction tank; 49. a ninth reaction tank; 71. a first special coagulant device; 72. a first PAM agent device; 73. a sodium hypochlorite dosing device; 74. a hydrogen peroxide agent device; 75. a ferrous sulfate agent device; 76. a second special coagulant device; 77. a second PAM agent device; 78. and (4) an alkaline agent device.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: a device for breaking cyanogen and removing ammonia nitrogen to degrade COD comprises a circulating collection tank 1, a circulating sedimentation tank 2, a reaction tank and a circulating water tank 3 which are sequentially communicated, wherein the circulating collection tank 1 is used for collecting coke quenching wastewater and balancing water quality and water quantity, water collected by the circulating collection tank 1 automatically flows into the circulating sedimentation tank 2, the reaction tank comprises a first reaction tank 41, a second reaction tank 42, a third reaction tank 43, a fourth reaction tank 44, a fifth reaction tank 45, a sixth reaction tank 46, a seventh reaction tank 47, an eighth reaction tank 48 and a ninth reaction tank 49 which are sequentially communicated, the first reaction tank 41 is communicated with the circulating sedimentation tank 2, water discharged from the circulating sedimentation tank 2 begins to enter the first reaction tank 41, the third reaction tank 43 and the ninth reaction tank 49 are both communicated with a sludge tank 5, the third reaction tank 43 and the ninth reaction tank 49 can discharge sludge generated after treatment to the sludge tank 5, the sludge tank 5 is communicated with a plate frame 6, the muddy water of the sludge pool 5 enters a plate-and-frame filter press 6 and is subjected to filter pressing treatment, the treated mud cake is subjected to outsourcing treatment, a ninth reaction tank 49 is communicated with the circulating water pool 3, and the effluent of the circulating water pool 3 can be recycled up to the standard.

The first reaction tank 41 is communicated with a first special coagulant device 71, the second reaction tank 42 is communicated with a first PAM medicament device 72, the third reaction tank 43 is communicated with the sludge tank 5 and the fourth reaction tank 44, the fourth reaction tank 44 is communicated with a sodium hypochlorite medicament device 73, the fifth reaction tank 45 is communicated with an acid agent device, a hydrogen peroxide medicament device 74 and a ferrous sulfate medicament device 75, the seventh reaction tank 47 is communicated with a second special coagulant device 76, the eighth reaction tank 48 is communicated with a second PAM medicament device 77 and an alkali medicament device 78, water discharged from the first reaction tank 41 enters the second reaction tank 42 and is added with PAM medicament through the first PAM medicament device 72 for reaction, water discharged from the second reaction tank 42 enters the third reaction tank 43, the third reaction tank 43 can discharge sludge to the sludge tank 5, water discharged from the third reaction tank 43 enters the fourth reaction tank 44 and is added with sodium hypochlorite medicament through the sodium hypochlorite medicament device 73 for reaction, then the effluent from the fourth reaction tank 44 enters a fifth reaction tank 45, acid, hydrogen peroxide and ferrous sulfate are added through an acid agent device, a hydrogen peroxide agent device 74 and a ferrous sulfate agent device 75 to react, then the effluent from the fifth reaction tank 45 enters a sixth reaction tank 46, then the effluent from the sixth reaction tank 46 enters a seventh reaction tank 47, a special coagulant is added through a second special coagulant device 76 to react, then the effluent from the seventh reaction tank 47 enters an eighth reaction tank 48, PAM and alkali are added through a second PAM agent device 77 and an alkali agent device 78 to react, then the effluent from the eighth reaction tank 48 enters a ninth reaction tank 49, the ninth reaction tank 49 can discharge sludge to a sludge tank 5, then the effluent from the ninth reaction tank 49 enters a circulating water tank 3, and the effluent from the circulating water tank 3 can reach the standard for recycling.

Referring to fig. 1, a first special coagulant device 71, a first PAM medicament device 72, a sodium hypochlorite medicament device 73, an acid agent device, a hydrogen peroxide medicament device 74, a ferrous sulfate medicament device 75, a second special coagulant device 76, a second PAM medicament device 77 and an alkaline medicament device 78 are connected with a reaction tank communicated with the first special coagulant device through a medicament adding pump 8, so that the requirements of adding various medicaments are met.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a broken cyanogen, remove ammonia nitrogen degradation COD equipment which characterized in that: including circulation collecting pit (1), circulation sedimentation tank (2), reaction tank and circulation pond (3) that communicate in proper order, the reaction tank is including first reaction tank (41), second reaction tank (42), third reaction tank (43), fourth reaction tank (44), fifth reaction tank (45), sixth reaction tank (46), seventh reaction tank (47), eighth reaction tank (48) and ninth reaction tank (49) that communicate in proper order, first reaction tank (41) communicate in circulation sedimentation tank (2), ninth reaction tank (49) communicate in circulation pond (3), third reaction tank (43) with ninth reaction tank (49) all communicate in sludge impoundment (5).

2. The equipment for breaking cyanogen, removing ammonia nitrogen and degrading COD according to claim 1, characterized in that: the first reaction tank (41) is communicated with a first special coagulant device (71), the second reaction tank (42) is communicated with a first PAM medicament device (72), and the third reaction tank (43) is communicated with the sludge tank (5) and the fourth reaction tank (44).

3. The equipment for breaking cyanogen, removing ammonia nitrogen and degrading COD according to claim 2, characterized in that: the fourth reaction tank (44) is communicated with a sodium hypochlorite reagent device (73), the fifth reaction tank (45) is communicated with an acid agent device, a hydrogen peroxide reagent device (74) and a ferrous sulfate reagent device (75), the seventh reaction tank (47) is communicated with a second special coagulant device (76), and the eighth reaction tank (48) is communicated with a second PAM reagent device (77) and an alkaline agent device (78).

4. The equipment for breaking cyanogen, removing ammonia nitrogen and degrading COD according to claim 3 is characterized in that: the first special coagulant device (71), the first PAM medicament device (72), the sodium hypochlorite medicament device (73), the acid agent device, the hydrogen peroxide medicament device (74), the ferrous sulfate medicament device (75), the second special coagulant device (76), the second PAM medicament device (77) and the alkali agent device (78) are connected with a reaction tank communicated with the first special coagulant device, the first PAM medicament device and the second PAM medicament device through a dosing pump (8).

5. The equipment for breaking cyanogen, removing ammonia nitrogen and degrading COD according to any one of claims 1 or 2, characterized in that: the sludge tank (5) is communicated with a plate-and-frame filter press (6).