CN213527614U

CN213527614U - Power plant wastewater zero discharge filter equipment

Info

Publication number: CN213527614U
Application number: CN202022318567.7U
Authority: CN
Inventors: 王开江
Original assignee: Shanghai Jiangzhe Environment Engineering Technology Co ltd
Current assignee: Shanghai Jiangzhe Environment Engineering Technology Co ltd
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2021-06-25
Anticipated expiration: 2030-10-16

Abstract

The utility model relates to the technical field of power plant wastewater treatment, and discloses a power plant wastewater zero-discharge filtering device, which comprises a filtering chamber; the filter chamber has a water inlet and a water outlet; a grid filter plate is arranged in the filter chamber, and a plurality of uniformly distributed sieve pores are formed in the grid filter plate; the filtering chamber is provided with a slag discharge port corresponding to the grid filtering plate; a top push plate is arranged below the grid filter plate, and pins matched with the sieve pores are formed on the top push plate; the pushing mechanism is connected with the pushing plate; the top pushing plate pushes the grid filter plate to insert the pin into the sieve mesh to dredge the sieve mesh. Use the technical scheme of the utility model, through regularly clearing up debris, can prevent effectively that debris from blockking up the sieve mesh and making discharge reduce, influence follow-up water. In addition, during the normal filtration power plant waste water period, the thrusting mechanism can be regularly opened to dredge the sieve pores, so that the phenomenon that the sieve pores are blocked too early is prevented.

Description

Power plant wastewater zero discharge filter equipment

Technical Field

The utility model relates to a waste water treatment technical field of power plant especially relates to a waste water zero release filter equipment of power plant.

Background

In the process of a thermal power plant, water is recycled, and the water is used for cooling and washing a plurality of devices besides being used for transferring energy by a steam-water circulating system. The sources of the waste water and the sewage of the power plant are different, and the types of the waste water are slightly different, generally, the waste water of the thermal power plant comprises industrial waste water, ash flushing water, domestic sewage and the like. Although the content of pollutants in the wastewater from the power plant is not large, the total amount of pollutants discharged is increased due to the discharge amount of the wastewater from the power plant, so that environmental pollution is caused to different degrees. Pollutants in the wastewater of the power plant mainly comprise suspended matters, oil, organic matters, sulfides and the like. Among them, impurities such as suspended matters and condensation are easy to accumulate to block the water pipeline, but the impurities filtered by the existing filtering device are easy to block the filtering screen, and directly influence the water flow.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a waste water zero release filter equipment of power plant to solve the above-mentioned technical problem among the prior art.

In order to realize the purpose, the utility model discloses a technical scheme be:

a power plant wastewater zero discharge filter device comprises a filter chamber; the filter chamber has a water inlet and a water outlet; a grid filter plate is arranged in the filter chamber, and a plurality of uniformly distributed sieve pores are formed in the grid filter plate; the filtering chamber is provided with a slag discharge port corresponding to the grid filtering plate; a top push plate is arranged below the grid filter plate, and pins matched with the sieve pores are formed on the top push plate; the pushing mechanism is connected with the pushing plate; the top pushing plate pushes the grid filter plate to insert the pin into the sieve mesh to dredge the sieve mesh.

According to the utility model discloses a power plant wastewater zero discharge filter device, a support plate is connected below the grid filter plate, the support plate is fixed on the inner wall of the filter chamber and avoids the open-top push plate; and a damping spring is connected between the grid filter plate and the support plate.

According to the utility model, the power plant wastewater zero discharge filtering device comprises a supporting rod connected with two sides of the pushing plate, the supporting rod passes through a stroke hole arranged on the filtering chamber and is rotatably connected with the first end of the pull rod; the pull rod is connected with a lifting component.

According to the utility model discloses a power plant's waste water zero release filter equipment, the stroke hole is the slotted hole, and its major axis direction sets up along the top of push pedal pushes away the direction.

According to the utility model discloses a power plant's waste water zero release filter equipment, the top of filter chamber is fixed with the closing cap.

According to the power plant wastewater zero discharge filtering device, the lifting component is fixed on the sealing cover; the lifting assembly comprises a rotating shaft and turnplates arranged at two ends of the rotating shaft; the second end of the pull rod is eccentrically connected with the rotary table through a connecting rod, and the second end of the pull rod is rotatably connected with the connecting rod.

According to the utility model discloses a power plant's waste water zero release filter equipment, the cooperation pivot is fixed with the support on the closing cap, and the pivot has driving motor through chain drive connection.

According to the utility model discloses a power plant's waste water zero release filter equipment, be connected with the wash pipe on the filter chamber, the wash pipe sets up with the slag notch relatively.

According to the utility model discloses a power plant's waste water zero release filter equipment, the water inlet is connected with the inlet tube.

The utility model has the advantages that:

use the technical scheme of the utility model, power plant's waste water enters into the filter chamber through the water inlet inside, can filter the debris in the waste water of power plant when passing the grid filter, and the waste water of power plant after the filtration is outwards discharged from the delivery port. When the filtered sundries are accumulated to a certain degree, the pushing mechanism is started, the pushing mechanism drives the pushing plate to push the grid filter plate in a reciprocating mode, and the pins are inserted into the sieve pores in the pushing process to eject the sundries blocking the sieve pores outwards. Cleaning the ejected impurities to discharge the impurities outwards through the slag discharge port. And then, the power plant wastewater can be continuously and normally filtered. In conclusion, through regularly clearing up debris, can prevent effectively that debris from blockking up the sieve mesh and making discharge reduce, influence follow-up water. In addition, during the normal filtration power plant waste water period, the thrusting mechanism can be regularly opened to dredge the sieve pores, so that the phenomenon that the sieve pores are blocked too early is prevented.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

FIG. 3 is a schematic diagram of pin separation from a sieve hole in the power plant wastewater zero discharge filtering apparatus of FIG. 2;

fig. 4 is a partial schematic view of section a of fig. 1 (with the pins inserted through the holes in the screen);

fig. 5 is a partial schematic view of section B of fig. 3 (with the pins disengaged from the screening holes);

FIG. 6 is a side schematic view (in part) of FIG. 3;

FIG. 7 is a top view of FIG. 3;

FIG. 8 is a schematic view of the construction of a grid filter plate;

reference numerals:

the water outlet device comprises a water outlet 1, a filter chamber 2, a support plate 3, a slag discharge port 4, a seal cover 5, a water inlet pipe 6, a grid filter plate 7, a pin 8, a support rod 9, a stroke hole 10, a pushing plate 11, a pull rod 12, a rotary table 13, a rotary shaft 14, a support 15, an upper section 16, a connecting rod 17, a limiting sleeve 18, a lower section 19 and a flushing pipe 20.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to the attached drawings. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

Examples

Referring to fig. 1-8, the present invention provides a power plant wastewater zero discharge filter device, which comprises a filter chamber 2; the filter chamber 2 is provided with a water inlet and a water outlet 1; a grid filter plate 7 is arranged in the filter chamber 2, and a plurality of uniformly distributed sieve pores are formed in the grid filter plate 7; the filtering chamber 2 is provided with a slag discharge port 4 corresponding to the grid filtering plate 7; a top push plate 11 is arranged below the grid filter plate 7, and pins 8 matched with the sieve holes are formed on the top push plate 11; the top push plate 11 is matched with the grid filter plate 7 (as shown in figure 8);

the pushing mechanism is connected with the pushing plate 11; the top push plate 11 pushes the grid filter plate 7 to insert the pin 8 into the sieve hole to dredge the sieve hole, as shown in fig. 4.

A support plate 3 is connected below the grid filter plate 7, and the support plate 3 is fixed on the inner wall of the filter chamber 2 and is avoided from a top-opening push plate 11; damping springs are connected between the grid filter plate 7 and the support plate 3, as shown in fig. 1.

One end of the damping spring is connected with the lower surface of the grille filtering plate 7, and the other end is connected with the upper surface of the supporting plate 3. When the pushing plate 11 pushes the grille filtering plate 7, the damping spring plays a role in damping and reducing noise.

As shown in fig. 2 and 3, the pushing mechanism comprises supporting rods 9 connected to both sides of a pushing plate 11, and the supporting rods 9 pass through travel holes 10 formed in the filtering chamber 2 and are rotatably connected to first ends of pull rods 12 through rotating sleeves; the pull rod 12 is connected with a pulling assembly which avoids the water inlet, as shown in figure 7. The supporting rod 9 is provided with a snap ring for limiting the rotating sleeve.

The stroke hole 10 is a long round hole, and the long axis direction of the stroke hole is arranged along the pushing direction of the pushing plate 11. The oblong holes are arranged by matching with the supporting rods 9.

A sealing cover 5 is fixed on the top of the filtering chamber 2.

As shown in fig. 2 and 3, the pulling assembly is fixed on the cover 5; the lifting assembly comprises a rotating shaft 14 and rotating discs 13 arranged at two ends of the rotating shaft 14; the second end of the pull rod 12 is eccentrically connected with the rotary disc 13 through a connecting rod, and the second end of the pull rod 12 is rotatably connected with the connecting rod.

A support 15 is fixed on the sealing cover 5 in a matching mode with the rotating shaft 14, and the rotating shaft 14 is connected with a driving motor through chain transmission.

Because the supporting rod 9 has a lifting function under the eccentric driving of the rotating disc 13, a deviation phenomenon may exist during lifting, so that excessive abrasion between the supporting rod 9 and the stroke hole 10 is caused. At this time, the strut 9 is divided into an upper section 16 and a lower section 19, and a connecting rod 17 is hinged between the upper section 16 and the lower section 19. And a vertically arranged limiting sleeve 18 penetrates the outside of the lower section 19, and the limiting sleeve 18 is fixed outside the filtering chamber 2 and is consistent with the long axis direction of the stroke hole 10, as shown in fig. 6.

As shown in fig. 1, a flushing pipe 20 is connected to the filtering chamber 2, and the flushing pipe 20 is arranged opposite to the slag discharge port 4.

The water inlet is connected with a water inlet pipe 6, and the water inlet pipe 6 is fixed on the sealing cover 5.

After the sundries are ejected out of the sieve holes by the pins 8, as shown in fig. 5, the flushing pipe 20 flushes water to the pushing grille filtering plate 7 at a high speed, and the sundries are washed and discharged from the slag discharging port 4. The cross section of the filtering chamber 2 is pentagonal, as shown in fig. 7, the side provided with the slag discharge port 4 is a short side, and the short side is connected with the side through a bevel edge. With the design, the sundries are easy to collect at the slag discharge port 4 and are discharged outwards.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A power plant wastewater zero-discharge filtering device is characterized by comprising a filtering chamber; the filter chamber has a water inlet and a water outlet; a grid filter plate is arranged in the filter chamber, and a plurality of uniformly distributed sieve pores are formed in the grid filter plate; the filtering chamber is provided with a slag discharge port corresponding to the grid filtering plate; a top push plate is arranged below the grid filter plate, and pins matched with the sieve pores are formed on the top push plate;

the pushing mechanism is connected with the pushing plate; the top pushing plate pushes the grid filter plate to insert the pin into the sieve mesh to dredge the sieve mesh.

2. The power plant wastewater zero emission filtering device as set forth in claim 1, wherein a support plate is connected below the grid filter plate, the support plate is fixed on the inner wall of the filtering chamber and is free from a top-opening push plate; and a damping spring is connected between the grid filter plate and the support plate.

3. The power plant wastewater zero emission filtering device as claimed in claim 1, wherein the pushing mechanism comprises supporting rods connected to two sides of the pushing plate, the supporting rods pass through travel holes formed in the filtering chamber and are rotatably connected with the first ends of the pull rods; the pull rod is connected with a lifting component.

4. The power plant wastewater zero emission filtering device as set forth in claim 3, wherein the stroke hole is a long round hole, and the long axis direction of the stroke hole is arranged along the pushing direction of the pushing plate.

5. A power plant wastewater zero emission filtering device according to claim 3 or 4, characterized in that a sealing cover is fixed on the top of the filtering chamber.

6. The power plant wastewater zero emission filtering device as set forth in claim 5, wherein the lifting assembly is fixed on the cover; the lifting assembly comprises a rotating shaft and turnplates arranged at two ends of the rotating shaft; the second end of the pull rod is eccentrically connected with the rotary table through a connecting rod, and the second end of the pull rod is rotatably connected with the connecting rod.

7. The power plant wastewater zero emission filtering device as claimed in claim 6, wherein the sealing cover is fixed with a support in cooperation with a rotating shaft, and the rotating shaft is connected with a driving motor through chain transmission.

8. The power plant wastewater zero emission filtering device as claimed in claim 1, wherein a flushing pipe is connected to the filtering chamber, and the flushing pipe is arranged opposite to the slag discharge port.

9. The power plant wastewater zero emission filter device of claim 1, wherein the water inlet is connected to a water inlet pipe.