Search

CN-119706996-B - Steam turbine waste water fixed-discharge recovery device of thermal power plant

CN119706996BCN 119706996 BCN119706996 BCN 119706996BCN-119706996-B

Abstract

The invention discloses a fixed-discharge recovery device for waste water of a steam turbine of a thermal power plant, which relates to the technical field of fixed-discharge recovery of waste water. The invention discloses a waste water treatment device, which comprises a collecting structure, a filtering hopper, a slag collecting piece, a scraping plate, a fixed rod, a conveying blade, a slag inlet, a slag discharging port, a slag collecting groove, a slag inlet and a slag discharging hole, wherein the filtering hole of the filtering hopper is used for carrying out preliminary filtering on waste water, the impurities are intercepted in the filtering area, the scraping plate of the collecting structure scrapes along the surface of the filtering area, the impurities are thoroughly removed and enter a rotating cylinder through the slag inlet, the fixed rod and the conveying blade are fixed on the filtering hopper and keep static when the rotating cylinder rotates, the impurities are lifted to the slag discharging port to be discharged through relative movement, the discharged impurities fall on a slag discharging inclined block of the slag collecting piece and slide into the slag collecting groove along the inclined plane, so that the impurities can be discharged regularly or can be treated later.

Inventors

  • JIANG WEIGENG
  • YE YAKUN
  • LI KAIPENG
  • ZHU YI

Assignees

  • 江苏华电句容发电有限公司

Dates

Publication Date
20260512
Application Date
20250214

Claims (7)

  1. 1. The utility model provides a steam turbine waste water fixed row recovery unit of steam power plant, its characterized in that, including processing section of thick bamboo (1), processing section of thick bamboo (1) left side wall top is fixed with inlet tube (11), processing section of thick bamboo (1) inside fixed mounting filters fill (2), filter fill (2) inside wall bottom is provided with filtration zone (21), a plurality of filtration holes (211) have been seted up to filtration zone (21) position, processing section of thick bamboo (1) inside slip has buffering swash plate (14), just buffering swash plate (14) are located filtration fill (2) top, buffering swash plate (14) upper end is through damping buffer (13) and inlet tube (11) interior top fixed connection, buffering swash plate (14) are located inlet tube (11) water inlet below, filtration fill (2) upper end is provided with collection structure (23), processing section of thick bamboo (1) lower extreme is fixed with main section of thick bamboo (5), the last symmetry of thick bamboo (54) that is fixed with of main section of thick bamboo (5), the inside churn (51) that is provided with of thick bamboo (5), stirring section of thick bamboo (4) is provided with stirring structure (4) and is provided with in stirring section of thick bamboo (4) and is provided with dynamic separation structure (3) for stirring structure (4), the lower end of the stirring cylinder (51) is fixedly provided with a water outlet pipe (52), the stirring cylinder (51) is communicated with the separation frame (6) through the water outlet pipe (52), a separation structure (65) is arranged inside the separation frame (6), the lower end of the separation frame (6) is fixedly provided with a drainage hopper (61), the lower end of the drainage hopper (61) is fixedly provided with a drain pipe (62), and the left end of the separation frame (6) is fixedly provided with a slag discharging inclined plate (63); The collecting structure (23) comprises a rotating cylinder (231) rotatably arranged at the upper end of the filter bucket (2), the upper end of the rotating cylinder (231) penetrates through the upper end of the processing cylinder (1), the rotating cylinder (231) is rotatably connected with the processing cylinder (1), a slag inlet is formed in the bottom of the side wall of the rotating cylinder (231), a fixed rod (235) is arranged in the rotating cylinder (231), the fixed rod (235) is fixed with the filter bucket (2), a transport blade (236) is fixed on the outer wall of the fixed rod (235), a plurality of drain holes (2361) are formed in the transport blade (236), a scraping plate (234) is fixed at the bottom of the outer side wall of the rotating cylinder (231), the scraping plate (234) is attached to the filter area (21), the scraping plate (234) corresponds to the slag inlet in position, a slag outlet (232) is formed in the top of the outer side wall of the rotating cylinder (231), a toothed ring (233) is fixed on the outer side wall of the rotating cylinder, and the toothed ring (233) is located at the upper end of the processing cylinder (1), and the toothed ring (233) is connected with the driving structure (3). The slag collecting device is characterized in that a plurality of supporting columns (12) are fixed at the upper end of the treatment cylinder (1), the upper ends of the supporting columns (12) are fixedly connected with slag collecting pieces (24), slag collecting grooves (241) are formed in the slag collecting pieces (24), slag discharging inclined blocks (242) are fixed in the middle of the upper ends of the slag collecting pieces (24), the slag discharging inclined blocks (242) are rotationally connected with the rotating cylinder (231), and the slag discharging inclined blocks (242) are located below the slag discharging openings (232).
  2. 2. The fixed-row recovery device for the waste water of the steam turbine of the thermal power plant according to claim 1, wherein the driving structure (3) comprises a first motor (301) arranged on the right side of the treatment cylinder (1), the output end of the first motor (301) is fixedly connected with a first main wheel (302), the first main wheel (302) is in transmission connection with a first driven wheel (304) through a first transmission belt (303), the lower end of the first driven wheel (304) is fixedly connected with a main gear (305), the main gear (305) is rotatably arranged at the upper end of the treatment cylinder (1), the main gear (305) is meshed with a toothed ring (233), and the toothed ring (233) is connected with the stirring structure (4).
  3. 3. The steam turbine waste water fixed-line recovery device of a thermal power plant according to claim 2, wherein the stirring structure (4) comprises a main gear (305) and three auxiliary gears (401) which are rotatably arranged at the upper end of the treatment cylinder (1), the main gear (305) and the three auxiliary gears (401) are all meshed with the toothed ring (233), connecting rods (402) are fixed at the lower ends of the main gear (305) and the three auxiliary gears (401), the connecting rods (402) penetrate through the treatment cylinder (1) and the filter bucket (2) to extend into the stirring cylinder (51), a plurality of stirring rods (403) are fixed on the outer side wall of the connecting rods (402) located inside the stirring cylinder (51), and through holes (22) matched with the connecting rods (402) are formed in the filter bucket (2).
  4. 4. The fixed-row recovery device for the waste water of the steam turbine of the thermal power plant according to claim 1, wherein the separation structure (65) comprises a motor II (651) arranged on the separation frame (6), a main wheel II (652) is fixed at the output end of the motor II (651), the main wheel II (652) is connected with the cleaning structure (66) through a transmission belt II (657), a driving roller (653) is fixed at one end, far away from the motor II (651), of the main wheel II (652), the driving roller (653) is rotatably arranged inside the separation frame (6), a driven roller (656) is rotatably arranged at one side, close to the slag discharging inclined plate (63), of the separation frame (6), a separation belt (654) is sleeved on the outer wall of the driving roller (653) and the driven roller (656), and a plurality of separation openings (655) are formed in the separation belt (654).
  5. 5. The fixed-row recovery device for waste water of steam turbines of thermal power plants according to claim 4, wherein the cleaning structure (66) comprises a secondary wheel (661) rotatably mounted on the separation frame (6), the secondary wheel (661) is in transmission connection with the primary wheel (652) through a secondary driving belt (657), one end of the cleaning structure (66) is fixedly connected with a cleaning roller (662), the cleaning roller (662) is rotatably mounted at the joint of the separation frame (6) and the slag discharging inclined plate (63), and the cleaning roller (662) is attached to the outer surface of the separation belt (654).
  6. 6. The fixed-row recovery device for waste water of steam turbines of thermal power plants according to claim 5, wherein a slag scraping block (64) is fixed on the slag discharging inclined plate (63), and the slag scraping block (64) is attached to the outer surface of the cleaning roller (662).
  7. 7. The constant-discharge recovery device for the steam turbine wastewater of the thermal power plant according to claim 1, wherein a plurality of PH water quality monitors (55) are installed in the stirring cylinder (51), a water outlet valve (53) is installed on the water outlet pipe (52), and the PH water quality monitors (55) are connected with the water outlet valve (53) through an external controller.

Description

Steam turbine waste water fixed-discharge recovery device of thermal power plant Technical Field The invention relates to the technical field of waste water fixed-displacement recovery, in particular to a steam turbine waste water fixed-displacement recovery device of a thermal power plant. Background The thermal power plant is used as a key link of power supply, and a core device, namely a steam turbine, plays a vital role in the process of converting steam energy into electric energy. However, while the steam turbine is operating efficiently, a certain amount of wastewater is produced, which contains high salt content, alkalinity and other impurities. If the waste water is directly discharged without proper treatment, the waste water not only can pollute the environment, but also can damage the steam turbine and downstream equipment, such as serious problems of causing the co-rising of steam and caustic embrittlement of metal. The traditional method for treating the waste water of the steam turbine has a plurality of limitations. On one hand, the filtering and pollution discharge operation often depends on manual intervention, the efficiency is low, the continuity and the stability of the treatment are difficult to ensure, and on the other hand, impurities and wastes generated in the treatment process lack of effective collecting and treating means, so that secondary pollution is easy to cause to the environment. Based on this, provide a steam turbine waste water of steam power plant surely arranges recovery unit now, can eliminate the drawback that current device exists. Disclosure of Invention The invention aims to provide a constant-discharge recovery device for waste water of a steam turbine of a thermal power plant, which aims to solve the problems in the background technology. In order to achieve the above purpose, the present invention provides the following technical solutions: The utility model provides a steam turbine waste water fixed row recovery unit of steam power plant, includes treatment section of thick bamboo, treatment section of thick bamboo left side wall top is fixed with the inlet tube, the inside fixed mounting of treatment section of thick bamboo is at the filter bowl, filter bowl inside wall bottom is provided with filtering area, a plurality of filtration pore have been seted up to filtering area position, the inside slip of treatment section of thick bamboo has the buffering swash plate, just the buffering swash plate is located the filter bowl top, the buffering swash plate upper end is through damping buffer and inlet tube inside top fixed connection, the buffering swash plate is located inlet tube water inlet below, the filter bowl upper end is provided with collecting structure, the treatment section of thick bamboo lower extreme is fixed with the main section of thick bamboo, the symmetry is fixed with the chemical feeding pipe on the main section of thick bamboo, the inside churn that is provided with of thick bamboo, the inside stirring structure that is provided with of churn, the main section of thick bamboo lower extreme is fixed with the separation frame, the churn lower extreme is fixed with the outlet pipe, the churn is linked together through the outlet pipe with the separation frame, separation frame inside is provided with the separation structure, separation frame lower extreme is fixed with the drain pipe, the left side is fixed with the drain pipe, the separation frame is fixed with the drain. Preferably, the collecting structure comprises a rotating cylinder rotatably arranged at the upper end of the filter bucket, the upper end of the rotating cylinder penetrates through the upper end of the treating cylinder, the rotating cylinder is rotatably connected with the treating cylinder, a slag inlet is formed in the bottom of the side wall of the rotating cylinder, a fixing rod is arranged in the rotating cylinder and is fixed with the filter bucket, a transport blade is fixed on the outer wall of the fixing rod, a plurality of drain holes are formed in the transport blade, a scraping plate is fixed at the bottom of the outer side wall of the rotating cylinder and is attached to the filtering area, the scraping plate corresponds to the slag inlet, a slag outlet is formed in the top of the outer side wall of the rotating cylinder, a toothed ring is fixed on the outer side wall of the rotating cylinder and is positioned at the upper end of the treating cylinder, and the toothed ring is connected with the driving structure. Preferably, the upper end of the treatment cylinder is fixedly provided with a plurality of supporting columns, the upper ends of the supporting columns are fixedly connected with slag collecting pieces, slag collecting grooves are formed in the slag collecting pieces, slag discharging inclined blocks are fixedly arranged in the middle of the upper ends of the slag collecting pieces, the slag discharging inclined blocks are rotationally connecte