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CN-224226852-U - Thermal power water treatment facilities

CN224226852UCN 224226852 UCN224226852 UCN 224226852UCN-224226852-U

Abstract

The utility model relates to the technical field of sewage treatment equipment and discloses a thermal power generation water treatment device, which comprises a wastewater treatment tank, wherein a top cover is detachably arranged at the top of the wastewater treatment tank, a filtering and collecting device is arranged at the upper end of the interior of the wastewater treatment tank, the filtering and collecting device comprises a second shell and a first shell which are fixedly arranged on the inner walls of the front side and the rear side of the wastewater treatment tank, wastewater from a power plant flows into the wastewater treatment tank through a water inlet pipe, the wastewater is preliminarily filtered by a filter screen plate, impurities are trapped on the surface of the filter screen plate, at the moment, a double-shaft motor is started to drive two groups of threaded rods to rotate, a thread sliding block drives a cleaning plate and a cleaning brush to reciprocate on the surface of the filter screen plate, the intercepted impurities are timely removed, the filter screen plate is effectively prevented from being blocked, the stable filtering effect is ensured, the slag discharging ports at the two sides of the wastewater treatment tank work cooperatively with the collecting tank, and the impurities under cleaning brush fall into the collecting tank through the slag discharging ports, thereby facilitating centralized treatment.

Inventors

  • LI JIANGFAN
  • TANG DEYOU

Assignees

  • 国能江油热电有限公司

Dates

Publication Date
20260512
Application Date
20250610

Claims (6)

  1. 1. A thermal power generation water treatment device comprises a wastewater treatment box (1) and is characterized in that a top cover (4) is detachably arranged at the top of the wastewater treatment box (1), a water inlet pipe (5) is fixedly arranged at the top of the top cover (4), a filtering and collecting device (2) is arranged at the upper inner end of the wastewater treatment box (1), the filtering and collecting device (2) comprises a second shell (202) and a first shell (201) which are fixedly arranged on the inner walls of the front side and the rear side of the wastewater treatment box (1), a double-shaft motor (203) is fixedly arranged in the middle of the interior of the first shell (201), threaded rods (204) are fixedly arranged at the output ends of the double-shaft motor (203), clamping groove plates (210) are fixedly arranged on the inner walls of the left side and the right side of the wastewater treatment box (1) and are positioned below the first shell (201), a filtering screen plate (211) is clamped between the clamping groove plates (210), a fixed shaft is fixedly arranged in the second shell (202), two groups of the second shell (202) are circumferentially arranged on the surface of the two groups of the sliding blocks (204), and the two groups of sliding blocks (205) are fixedly arranged on the surfaces of the sliding blocks (206) and the two groups of the sliding blocks are fixedly arranged on the two sides of the sliding blocks (206).
  2. 2. The thermal power generation water treatment device according to claim 1, wherein a water outlet pipe (7) is fixedly arranged at the bottom end of the left side of the wastewater treatment box (1), a one-way valve (8) is fixedly arranged on the water outlet pipe (7), and a dosing device (3) and a purifying device (6) are arranged at the bottom end of the wastewater treatment box (1).
  3. 3. A thermal power generation water treatment device according to claim 1, wherein the bottom of the cleaning brush (207) is in contact with the surface of the filter screen plate (211), one end of the two groups of cleaning plates (206) far away from the threaded rod (204) is slidingly connected to the circumferential surface of the fixed shaft, and threads on the surfaces of the two groups of threaded rods (204) are oppositely arranged.
  4. 4. The thermal power generation water treatment device according to claim 1, wherein the left and right side surfaces of the wastewater treatment tank (1) are provided with slag discharge ports (208) in a penetrating manner above the clamping groove plates (210), and the left and right side surfaces of the wastewater treatment tank (1) are provided with collecting boxes (209) fixedly arranged at the slag discharge ports (208).
  5. 5. The thermal power water treatment device according to claim 2, wherein the chemical adding device (3) comprises a chemical tank (301) fixedly installed at the bottom end of the outer surface of the right side of the wastewater treatment tank (1), a metal pipe (303) is fixedly installed at the top of the chemical tank (301) through a pump body (302), one end of the metal pipe (303) extends to the inside of the chemical tank (301), the other end of the metal pipe extends to the inside of the wastewater treatment tank (1), a liquid storage pipe (304) is fixedly installed at one end, far away from the chemical tank (301), of the metal pipe (303) and located in the wastewater treatment tank (1), a plurality of groups of electric spray heads (305) distributed at equal intervals are fixedly installed at one side of the surface of the liquid storage pipe (304), and liquid adding ports are formed in one end of the top of the chemical tank (301).
  6. 6. The thermal power water treatment device according to claim 2, wherein the purification device (6) comprises a guide plate (601) fixedly installed inside the wastewater treatment tank (1) and located at the bottom of the clamping groove plate (210), the guide plate (601) is obliquely arranged, a first fixing plate (602), a second fixing plate (603) and a third fixing plate (604) are sequentially and fixedly installed on the inner wall of the rear side of the wastewater treatment tank (1) from right to left, the tops of the first fixing plate (602) and the third fixing plate (604) are fixedly connected with the bottom of the guide plate (601), the bottom of the second fixing plate (603) is fixedly connected with the inner bottom surface of the wastewater treatment tank (1), an activated carbon filter plate (605) is fixedly installed between the first fixing plate (602) and the second fixing plate (603), and an ultrafiltration membrane screening plate (606) is fixedly installed between the second fixing plate (603) and the third fixing plate (604).

Description

Thermal power water treatment facilities Technical Field The utility model relates to the technical field of sewage treatment equipment, in particular to a thermal power generation water treatment device. Background The waste water produced by the thermal power plant mainly comprises ash flushing water, dust removing water, industrial sewage, domestic sewage, acid-base waste liquid, condenser cooling water drainage and the like, the untreated thermal power generation waste water is directly discharged to pollute the environment such as water body, soil and the like, heavy metals in the waste water can be accumulated in the environment to cause long-term harm to an ecological system and human health, the salinity of a receiving water body is increased due to high salinity waste water, the survival of aquatic organisms is influenced, and the water eutrophication is possibly caused by the discharge of organic matters and nutrient substances, so that algae are greatly bred and the water ecological balance is destroyed. The applicant has disclosed "a thermal power plant water treatment facilities" through retrieving discovery chinese patent, its disclosure (bulletin) number is "CN 221460037U", this patent mainly includes the rose box, baffle and discharge gate, the baffle welds in rose box inboard intermediate position, the discharge gate sets up in rose box one side, the rose box top is provided with spraying mechanism, the discharge gate inboard is provided with filtering mechanism, this thermal power plant water treatment facilities, first filter screen through the carriage inboard filters the floc in the waste water, when too much floc blocks up first filter screen, adjust the angle of first filter screen, when first filter screen rotates one hundred eighty degrees, the floc on the first filter screen is impacted by rivers, make the floc on the first filter screen attached to be cleared up, but rely on rotating first filter screen in the above-mentioned technique, clear up the floc with the help of rivers impact, the clearance effect is probably restricted by factors such as rivers speed, the water yield, if rivers are unstable, the clearance effect is difficult to guarantee, and the floc that the clearance is not carried out the collection treatment, can lead to the floc to piling up in the device, influence equipment normal operating, for this, we propose a thermal power plant water treatment facilities. Disclosure of utility model The utility model aims to provide a thermal power generation water treatment device, which solves the problems that in the technology, a first filter screen is rotated, floc is cleaned by means of water flow impact, the cleaning effect is possibly limited by factors such as water flow speed and water quantity, if water flow is unstable, the cleaning effect is difficult to ensure, and the cleaned floc is not collected, so that the floc is accumulated in the device, and the normal operation of equipment is affected. In order to achieve the purpose, the thermal power generation water treatment device comprises a wastewater treatment box, wherein a top cover is detachably arranged at the top of the wastewater treatment box, a water inlet pipe is fixedly arranged at the top of the top cover, a filtering and collecting device is arranged at the upper end of the interior of the wastewater treatment box and comprises a second shell and a first shell which are fixedly arranged on the inner walls of the front side and the rear side of the wastewater treatment box, a double-shaft motor is fixedly arranged in the middle of the interior of the first shell, threaded rods are fixedly arranged at the output ends of the double-shaft motor, clamping groove plates are fixedly arranged on the inner walls of the left side and the right side of the wastewater treatment box and positioned below the first shell, a filtering screen plate is clamped between the two groups of clamping groove plates, a fixed shaft is fixedly arranged in the interior of the second shell, threaded rods are connected with threaded sliding blocks on the circumferential surfaces of the two groups, a cleaning plate is fixedly arranged on one side of the two groups of the threaded sliding blocks, and a brush is fixedly arranged at the bottom of the two groups of the cleaning plate. As the preferred scheme, left side bottom fixed mounting of waste water treatment case has the outlet pipe, and fixed mounting has the check valve on the outlet pipe, the bottom of waste water treatment case is equipped with dosing unit and purifier. As the preferable scheme, the bottom of clearance brush contacts with the surface of filter screen board, two sets of the one end sliding connection that the threaded rod was kept away from to the clearance board is on the circumference surface of fixed axle, two sets of the screw thread on threaded rod surface is opposite setting. As the preferable scheme, the slag discharging port is arranged on the left