CN215427351U - Secondary defoaming device of forced circulation evaporation crystallization system - Google Patents
Secondary defoaming device of forced circulation evaporation crystallization system Download PDFInfo
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- CN215427351U CN215427351U CN202121803197.4U CN202121803197U CN215427351U CN 215427351 U CN215427351 U CN 215427351U CN 202121803197 U CN202121803197 U CN 202121803197U CN 215427351 U CN215427351 U CN 215427351U
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Abstract
The utility model belongs to the field of coal coking wastewater treatment, and particularly discloses a secondary defoaming device of a forced circulation evaporative crystallization system, which comprises a heater, a circulating pump, a secondary separator, a crystallizer, a first heater port, a second heater port, a first secondary separator connecting port, a second secondary separator connecting port, a third secondary separator connecting port, a first crystallizer connecting port, a second crystallizer connecting port, a first guide pipe, a second guide pipe, a third guide pipe, a fourth guide pipe, a fifth guide pipe and the like. The secondary defoaming device of the forced circulation evaporative crystallization system has the beneficial effects that: the device has reasonable design structure, adopts secondary separation technology, effectively realizes the recycling of distilled water, really realizes the zero discharge of coking wastewater in the coking industry, and has strong practicability.
Description
Technical Field
The utility model belongs to the field of coal coking wastewater treatment, and particularly relates to a secondary defoaming device of a forced circulation evaporative crystallization system, which is suitable for evaporative crystallization treatment of coking wastewater.
Background
With the increasing importance of the country on water resource protection and the gradual popularization of coke dry quenching in a coke plant, the zero discharge of coking wastewater becomes a difficult problem of wastewater treatment. Wherein, the evaporation crystallization system determines whether zero emission is thorough, the final product of the evaporation crystallization system is solid and distilled water, and the quality of the distilled water also determines the success or failure of the evaporation system.
The coking wastewater has large water quality fluctuation and complex components, particularly, the material of the last-effect evaporator is enriched, if only once separation is carried out, the gas-liquid separation effect is poor, so that the condensed water generated by evaporation contains high-content raw materials, and the recycling of distilled water is influenced.
Therefore, based on the above problems, the present invention provides a secondary defoaming device for a forced circulation evaporative crystallization system.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims to provide a secondary defoaming device of a forced circulation evaporative crystallization system, which is suitable for evaporative crystallization treatment of coking wastewater.
The technical scheme is as follows: the utility model provides a secondary defoaming device of a forced circulation evaporative crystallization system, which comprises a heater, a circulating pump, a secondary separator and a crystallizer, wherein the heater is provided with a first heater port and a second heater port, the secondary separator is provided with a first secondary separator connecting port, a second secondary separator connecting port and a third secondary separator connecting port, the crystallizer is provided with a first crystallizer connecting port and a second crystallizer connecting port, one end of a first guide pipe and one end of a second guide pipe are respectively connected with the circulating pump, the other end of the first guide pipe and the other end of the second guide pipe are respectively connected with the first heater port and the first crystallizer connecting port, the two ends of a third guide pipe are respectively connected with the second heater port and the crystallizer, the two ends of a fourth guide pipe are respectively connected with the crystallizer and the third secondary separator connecting port, and the two ends of a fifth guide pipe are respectively connected with the second crystallizer connecting port and the second crystallizer, The second secondary separator is connected with the connecting port.
According to the technical scheme, the secondary defoaming device of the forced circulation evaporative crystallization system further comprises a pipeline which is arranged in the connecting surface of the secondary separator and the second secondary separator and is connected with the fifth conduit.
Compared with the prior art, the secondary defoaming device of the forced circulation evaporative crystallization system has the beneficial effects that: the device has reasonable design structure, adopts secondary separation technology, effectively realizes the recycling of distilled water, really realizes the zero discharge of coking wastewater in the coking industry, and has strong practicability.
Drawings
FIG. 1 is a schematic structural diagram of a secondary defoaming device of a forced circulation evaporative crystallization system of the utility model.
Detailed Description
The utility model is further elucidated with reference to the drawings and the embodiments.
Example one
The secondary defoaming device of the forced circulation evaporative crystallization system as shown in fig. 1 comprises a heater 1, a circulating pump 2, a secondary separator 3 and a crystallizer 4, wherein the heater 1 is provided with a first heater port 5 and a second heater port 6, the secondary separator 3 is provided with a first secondary separator connecting port 9, a second secondary separator connecting port 10 and a third secondary separator connecting port 12, the crystallizer 4 is provided with a first crystallizer connecting port 7 and a second crystallizer connecting port 8, wherein one end of a first conduit 13 and one end of a second conduit 14 are respectively connected with the circulating pump 2, the other end of the first conduit 13 and the other end of the second conduit 14 are respectively connected with the first heater port 5 and the first crystallizer connecting port 7, the two end of a third conduit 15 are respectively connected with the second heater port 6 and the crystallizer 4, and the two end of a fourth conduit 16 are respectively connected with the crystallizer 4, And a third secondary separator connecting port 12, and two ends of a fifth conduit 17 are respectively connected with the second crystallizer connecting port 8 and the second secondary separator connecting port 10.
Example two
The secondary defoaming device of the forced circulation evaporative crystallization system as shown in fig. 1 comprises a heater 1, a circulating pump 2, a secondary separator 3 and a crystallizer 4, wherein the heater 1 is provided with a first heater port 5 and a second heater port 6, the secondary separator 3 is provided with a first secondary separator connecting port 9, a second secondary separator connecting port 10 and a third secondary separator connecting port 12, the crystallizer 4 is provided with a first crystallizer connecting port 7 and a second crystallizer connecting port 8, wherein one end of a first conduit 13 and one end of a second conduit 14 are respectively connected with the circulating pump 2, the other end of the first conduit 13 and the other end of the second conduit 14 are respectively connected with the first heater port 5 and the first crystallizer connecting port 7, the two end of a third conduit 15 are respectively connected with the second heater port 6 and the crystallizer 4, and the two end of a fourth conduit 16 are respectively connected with the crystallizer 4, A third secondary separator connecting port 12, a fifth conduit 17, two ends of which are respectively connected with the second crystallizer connecting port 8 and the second secondary separator connecting port 10, and a pipeline 11 which is arranged in the connecting surface of the secondary separator 3 and the second secondary separator connecting port 10 and is connected with the fifth conduit 17.
The secondary defoaming device of the forced circulation evaporative crystallization system with the structure is preferable, the second crystallizer connecting port 8 is arranged at the top of the crystallizer 4, the second secondary separator connecting port 10 is arranged at the top of the secondary separator 3 and leads secondary steam to the lower half part of the secondary separator 3 through a pipeline 11, and the first secondary separator connecting port 9 is arranged on the side surface of the upper half part of the secondary separator 3.
The forced circulation evaporation crystallization system secondary defoaming device of this structure, the material in crystallizer 4 gets into 1 tube side of heater through circulating pump 2, raw steam gets into 1 shell side of heater and heats the material of tube side, the material after the heating becomes overheated state, do not boil under the pressure that the liquid level formed and get into crystallizer 4, overheated material is the flash distillation in crystallizer 4 inside, and gas-liquid separation, wherein, there is a small amount of liquid drops to get into the third secondary separator connector 12 of secondary separator 3 bottom along with secondary steam, under the effect of the promotion of air current and secondary demister, make the material fully separate from the gas, the material content that contains in the steam of secondary separator 3 export sharply descends, the liquid that secondary separator 3 collected flows back crystallizer 4 certainly.
The demister with a cyclone plate in the crystallizer 4 is not shown in figure 1, and the demister with a wire mesh in the secondary separator 3 is not shown in figure 1.
The foregoing is only a preferred embodiment of this invention and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the utility model and these modifications should also be considered as the protection scope of the utility model.
Claims (2)
1. Forced circulation evaporation crystallization system secondary defoaming device which characterized in that: the crystallizer comprises a heater (1), a circulating pump (2), a secondary separator (3) and a crystallizer (4), wherein a first heater port (5) and a second heater port (6) are arranged on the heater (1), a first secondary separator connecting port (9), a second secondary separator connecting port (10) and a third secondary separator connecting port (12) are arranged on the secondary separator (3), a first crystallizer connecting port (7) and a second crystallizer connecting port (8) are arranged on the crystallizer (4), one ends of a first guide pipe (13) and a second guide pipe (14) are respectively connected with the circulating pump (2), the other ends of the first guide pipe (13) and the second guide pipe (14) are respectively connected with the first heater port (5) and the first crystallizer connecting port (7), and the two ends of a third guide pipe (15) are respectively connected with the second heater port (6), The crystallizer (4) is connected, two ends of a fourth conduit (16) are respectively connected with the crystallizer (4) and the third secondary separator connecting port (12), and two ends of a fifth conduit (17) are respectively connected with the second crystallizer connecting port (8) and the second secondary separator connecting port (10).
2. The secondary defoaming device of the forced circulation evaporative crystallization system as claimed in claim 1, wherein: the secondary defoaming device of the forced circulation evaporative crystallization system further comprises a pipeline (11) which is arranged in the connecting surface of the secondary separator (3) and the second secondary separator connecting port (10) and is connected with a fifth conduit (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121803197.4U CN215427351U (en) | 2021-08-04 | 2021-08-04 | Secondary defoaming device of forced circulation evaporation crystallization system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121803197.4U CN215427351U (en) | 2021-08-04 | 2021-08-04 | Secondary defoaming device of forced circulation evaporation crystallization system |
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| Publication Number | Publication Date |
|---|---|
| CN215427351U true CN215427351U (en) | 2022-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121803197.4U Active CN215427351U (en) | 2021-08-04 | 2021-08-04 | Secondary defoaming device of forced circulation evaporation crystallization system |
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| CN (1) | CN215427351U (en) |
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2021
- 2021-08-04 CN CN202121803197.4U patent/CN215427351U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220627 Address after: 225000 No.8 Chuangye Road, Yangzhou environmental protection science and Technology Industrial Park, Hanjiang District, Yangzhou City, Jiangsu Province Patentee after: Jiangsu Xinlin energy saving Evaporation Equipment Co.,Ltd. Address before: No.163, Renmin West Road, Gaocheng Town, Yixing City, Wuxi City, Jiangsu Province Patentee before: JIANGSU XINLIN ENVIRONMENTAL PROTECTION EQUIPMENT CO.,LTD. |
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| TR01 | Transfer of patent right |