CN214654061U - Mechanical filtering device for power plant condensation circulating water - Google Patents

Abstract

The utility model belongs to the technical field of power plant condensate water filtration, and particularly discloses a mechanical filtration device for power plant condensate water, which comprises a filtration tank, wherein the left side of the filtration tank is provided with a water inlet pipe, and the right side of the filtration tank is provided with a water outlet pipe; the filter box is internally provided with a first filter element, a second filter element and a third filter element from left to right in sequence, and the bottom ends of the first filter element, the second filter element and the third filter element are all connected with a base arranged at the bottom of the inner cavity of the filter box in an embedded manner; a through groove is formed in the top of the filter box, a blocking plate is arranged in the through groove, clamping grooves are formed in the bottom end of the blocking plate and the corresponding positions of the first filter element, the second filter element and the third filter element, and the clamping grooves are clamped with the first filter element, the second filter element and the third filter element; the bottom of the filter box is provided with a sewage receiving assembly, and the filter box is communicated with the sewage receiving assembly through a sewage discharge hole; the utility model discloses the filter effect is good, can avoid filter equipment to block up, and can carry out quick clearance to filtering out the thing.

Description

Mechanical filtering device for power plant condensation circulating water

Technical Field

The utility model relates to a power plant's condensate water filters technical field, specifically is a mechanical filter equipment that power plant's condensate water used.

Background

High-temperature and high-pressure steam generated by a boiler of a power plant pushes a steam turbine generator unit to rotate and apply work, then exhaust steam is discharged into a condenser and becomes condensed water, the condensed water flows into a condensed water pump through a water outlet at the lower part of the condenser, a condensed water pipeline and a filter screen, and then water enters the boiler through equipment such as a water supply pump of a heating device and the like to start a new steam-water circulation flow.

The production process of the steam-water pipeline of the power plant comprises the equipment such as a pipeline, a heat exchanger, a valve, a water pump, a purification and filtration device and the like. Metal chips generated during installation and maintenance of equipment, tools, fibers, plastics and other articles lost in the equipment system during working can also fall into the system, and the substances become harmful mechanical impurities, and the mechanical impurities flow at high speed along with the steam-water circulation, and some of the mechanical impurities even have great kinetic energy. In order to prevent the impurities from impacting or blocking a through-flow component of the water pump in the flowing process, a mechanical filtering device is arranged on a pipeline at the inlet of the traditional condensate pump and used for blocking the mechanical impurities, but the existing mechanical filtering device for the condensate circulating water of the power plant has poor filtering effect and is very inconvenient for combing the filtering device; in addition, the mechanical impurities filtered out in the process of filtering the condensed water are deposited at the bottom of the filtering device, so that the filtering device is inconvenient to clean.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mechanical filter equipment that power plant's condensation cycle water was used to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a mechanical filtering device for power plant condensation circulating water comprises a filtering box, wherein a water inlet pipe is arranged on the left side of the filtering box, and a water outlet pipe is arranged on the right side of the filtering box; the filter box is internally provided with a first filter element, a second filter element and a third filter element from left to right in sequence, and the bottom ends of the first filter element, the second filter element and the third filter element are all connected with a base arranged at the bottom of the inner cavity of the filter box in an embedded manner; a through groove is formed in the top of the filter box, a blocking plate is arranged in the through groove, clamping grooves are formed in the bottom end of the blocking plate and the corresponding positions of the first filter element, the second filter element and the third filter element, and the clamping grooves are clamped with the first filter element, the second filter element and the third filter element; the bottom of rose box is equipped with connects dirty subassembly, and the rose box with connect dirty subassembly between through the blowdown hole intercommunication.

Preferably, the first filter piece comprises a first filter frame and a steel wire mesh, and the steel wire mesh is arranged in the first filter frame.

Preferably, the second filter member includes a second filter frame and an anthracite filter layer, and the anthracite filter layer is disposed inside the second filter frame.

Preferably, the third filter member includes a third filter frame and an activated carbon filter layer, and the activated carbon filter layer is disposed inside the third filter frame.

Preferably, the inner wall of the through groove is provided with a sealing ring, and the sealing ring is connected with the plugging plate in a sliding manner.

Preferably, the top parts of the two sides of the plugging plate are fixedly connected with first lug plates, and the first lug plates are arranged on the top part of the filter box; a first fixing hole is formed in the first lug plate, a first fastening screw rod is movably arranged in the first fixing hole, and the head end of the first fastening screw rod is in threaded connection with a connecting hole formed in the top of the filter box.

Preferably, connect dirty subassembly including connecing dirty box, connect the equal rigid coupling in both sides top of dirty box to have a second otic placode, be equipped with the second fixed orifices on the second otic placode, the activity is equipped with second fastening screw in the second fixed orifices, and the connecting hole threaded connection that the head end and the rose box bottom of second fastening screw were seted up.

Preferably, a rubber pad is laid on the top of the sewage receiving box.

Preferably, the blowdown hole is equipped with three, and is located the one side of first filtering piece, second filtering piece and third filtering piece towards the inlet tube respectively.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in through be equipped with first filter piece, second filter piece and third filter piece in the rose box, when filtering the power plant condensate water, filter in proper order through the wire net of first filter piece, the anthracite filter layer of second filter piece and the active carbon filter layer of third filter piece, can filter the mechanical impurity in the condensate water, and can adsorb the peculiar smell in the condensate water, improved this mechanical filter equipment's filter effect.

2. The utility model discloses well first filter, second filter and third filter the bottom and the filter box in the base gomphosis of bottom be connected, the top and the draw-in groove joint of shutoff board bottom, through dismantling first fastening screw, can remove the fixed to the shutoff board, and then conveniently take out first filter, second filter and third filter and clear up, avoid the inside jam of filter box for this mechanical filter can continuously filter the condensate water.

3. The utility model discloses in first filter piece, second filter piece and third filter and filter mechanical impurity that filters off and fall into through the blowoff hole and connect dirty box in, collect mechanical impurity through connecing dirty box to through dismantling second fastening screw rod after connecing dirty box collection to be convenient for dismantle the clearance to dirty box, easy operation can conveniently clear up fast filtering the thing.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of a first filter member according to the present invention;

fig. 3 is a schematic structural view of a second filter member according to the present invention;

fig. 4 is a schematic structural view of a third filter member according to the present invention;

fig. 5 is a schematic structural view of the sewage collecting assembly of the present invention;

fig. 6 is a schematic structural view of the plugging plate of the present invention;

fig. 7 is a schematic structural view of the filtering box of the present invention.

In the figure: 1. a filter box; 2. a water inlet pipe; 3. a water outlet pipe; 4. a first filter member; 41. a first filter frame; 42. steel wire mesh; 5. a second filter member; 51. a second filter frame; 52. an anthracite filter layer; 6. a third filter member; 61. a third filter frame; 62. an activated carbon filter layer; 7. a base; 8. a through groove; 9. a plugging plate; 10. a card slot; 11. a sewage draining hole; 12. a seal ring; 13. a first ear plate; 14. a first fixing hole; 15. a first fastening screw; 16. a sewage receiving box; 17. a second ear panel; 18. a second fixing hole; 19. a second fastening screw; 20. and (7) a rubber pad.

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 work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-7, the present invention provides a technical solution: a mechanical filtering device for power plant condensation circulating water comprises a filtering box 1, wherein a water inlet pipe 2 is arranged on the left side of the filtering box 1, and a water outlet pipe 3 is arranged on the right side of the filtering box; the filter box 1 is internally provided with a first filter element 4, a second filter element 5 and a third filter element 6 from left to right in sequence, and the bottom ends of the first filter element 4, the second filter element 5 and the third filter element 6 are all connected with a base 7 arranged at the bottom of the inner cavity of the filter box 1 in an embedded manner, so that the filter box is convenient to assemble and disassemble, and the first filter element 4, the second filter element 5 and the third filter element 6 can be taken out for cleaning; a through groove 8 is formed in the top of the filter box 1, a plugging plate 9 is arranged in the through groove 8, clamping grooves 10 are formed in the bottom end of the plugging plate 9 and the corresponding positions of the first filter member 4, the second filter member 5 and the third filter member 6, and the clamping grooves 10 are clamped with the first filter member 4, the second filter member 5 and the third filter member 6; the bottom of rose box 1 is equipped with and connects dirty subassembly, and rose box 1 with connect dirty subassembly between through blowdown hole 11 intercommunication.

Further, the first filtering element 4 includes a first filtering frame 41 and a steel wire mesh 42, and the steel wire mesh 42 is disposed in the first filtering frame 41.

Further, the second filter member 5 includes a second filter frame 51 and a anthracite filter layer 52, and the anthracite filter layer 52 is disposed inside the second filter frame 51.

Further, the third filter member 6 includes a third filter frame 61 and an activated carbon filter layer 62, and the activated carbon filter layer 62 is disposed inside the third filter frame 61.

Further, be equipped with sealing washer 12 on the inner wall that leads to groove 8, and sealing washer 12 and shutoff board 9 sliding connection, the setting of sealing washer 12 is used for improving the leakproofness of rose box 1, avoids the condensate water to spill over.

Further, the top parts of the two sides of the blocking plate 9 are fixedly connected with first lug plates 13, and the first lug plates 13 are arranged on the top part of the filter box 1; first fixed orifices 14 have been seted up on first otic placode 13, and first fixed orifices 14 internalization is equipped with first fastening screw 15, and the connecting hole threaded connection that the head end of first fastening screw 15 and 1 top of rose box were seted up is convenient for carry out the dismouting to shutoff board 9 and is fixed, and then conveniently takes out first filter 4, second filter 5, the third filters piece 6 and clears up, avoids 1 internal blockage of rose box.

Further, connect dirty subassembly including connecing dirty box 16, connect the equal rigid coupling in both sides top of dirty box 16 to have second otic placode 17, be equipped with second fixed orifices 18 on the second otic placode 17, second fixed orifices 18 internalization is equipped with second fastening screw 19, and the connecting hole threaded connection that the head end and the rose box 1 bottom of second fastening screw 19 were seted up, is convenient for carry out the dismouting to dirty box 16 and fixes, and then conveniently clears up the mechanical impurity that filters out.

Further, a rubber pad 20 is laid on the top of the sewage receiving box 16 for improving the sealing performance of the filter box 1.

Furthermore, the drain holes 11 are three and located on one side of the first filter member 4, the second filter member 5 and the third filter member 6 facing the water inlet pipe 2.

The working principle is as follows: when the mechanical filtering device is used, the mechanical filtering device is installed at a specified position, condensed water flows into the filtering box 1 through the water inlet pipe 2, is sequentially filtered by the steel wire mesh 42 of the first filtering piece 4, the anthracite filtering layer 52 of the second filtering piece 5 and the activated carbon filtering layer 62 of the third filtering piece 6, and is discharged through the water outlet pipe 3, so that mechanical impurities in the condensed water can be effectively filtered, peculiar smell in the condensed water can be adsorbed, and the filtering effect of the mechanical filtering device is improved; the mechanical impurities filtered by the first filtering piece 4, the second filtering piece 5 and the third filtering piece 6 fall into the dirt receiving box 16 through the dirt discharging hole 11, the mechanical impurities are collected through the dirt receiving box 16, and the dirt receiving box 16 is convenient to disassemble and clean by disassembling the second fastening screw rod 19 after the dirt receiving box 16 is fully collected, so that the operation is simple, and the filtered substances can be conveniently and quickly cleaned; in addition, first filter 4, the second filters the bottom of piece 5 and third filter 6 and is connected with the 7 gomphosis of base in the rose box 1 bottom, the top is connected with the draw-in groove 10 joint of 9 bottoms of shutoff board, through dismantling first fastening screw 15, can remove the fixed to shutoff board 9, and then conveniently take out first filter 4, the second filters piece 5 and third filter 6 and clears up, avoid 1 inside jam of rose box, make this mechanical filter equipment can continuously filter the condensate water.

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 (9)

1. A mechanical filtering device for power plant condensation circulating water is characterized by comprising a filtering box (1), wherein a water inlet pipe (2) is arranged on the left side of the filtering box (1), and a water outlet pipe (3) is arranged on the right side of the filtering box; a first filter element (4), a second filter element (5) and a third filter element (6) are sequentially arranged inside the filter box (1) from left to right, and the bottom ends of the first filter element (4), the second filter element (5) and the third filter element (6) are all connected with a base (7) arranged at the bottom of the inner cavity of the filter box (1) in an embedded manner; the top of the filter box (1) is provided with a through groove (8), a plugging plate (9) is arranged in the through groove (8), the bottom end of the plugging plate (9) corresponds to the first filter element (4), the second filter element (5) and the third filter element (6) and is provided with a clamping groove (10), and the clamping groove (10) is clamped with the first filter element (4), the second filter element (5) and the third filter element (6); the bottom of the filter box (1) is provided with a sewage receiving component, and the filter box (1) is communicated with the sewage receiving component through a sewage discharge hole (11).

2. The mechanical filter device for the condensation circulating water of a power plant as set forth in claim 1, wherein: the first filtering piece (4) comprises a first filtering frame (41) and a steel wire mesh (42), and the steel wire mesh (42) is arranged in the first filtering frame (41).

3. The mechanical filter device for the condensation circulating water of a power plant as set forth in claim 1, wherein: the second filter member (5) includes a second filter frame (51) and a anthracite filter layer (52), and the anthracite filter layer (52) is disposed inside the second filter frame (51).

4. The mechanical filter device for the condensation circulating water of a power plant as set forth in claim 1, wherein: the third filter member (6) includes a third filter frame (61) and an activated carbon filter layer (62), and the activated carbon filter layer (62) is provided inside the third filter frame (61).

5. The mechanical filter device for the condensation circulating water of a power plant as set forth in claim 1, wherein: and a sealing ring (12) is arranged on the inner wall of the through groove (8), and the sealing ring (12) is in sliding connection with the plugging plate (9).

6. The mechanical filter device for the condensation circulating water of a power plant as set forth in claim 1, wherein: the tops of two sides of the plugging plate (9) are fixedly connected with first lug plates (13), and the first lug plates (13) are arranged on the top of the filter box (1); a first fixing hole (14) is formed in the first lug plate (13), a first fastening screw rod (15) is movably arranged in the first fixing hole (14), and the head end of the first fastening screw rod (15) is in threaded connection with a connecting hole formed in the top of the filter box (1).

7. The mechanical filter device for the condensation circulating water of a power plant as set forth in claim 1, wherein: connect dirty subassembly including connecing dirty box (16), connect the equal rigid coupling in both sides top of dirty box (16) to have second otic placode (17), be equipped with second fixed orifices (18) on second otic placode (17), second fixed orifices (18) internalization is equipped with second fastening screw (19), and the connecting hole threaded connection that the head end and the rose box (1) bottom of second fastening screw (19) were seted up.

8. The mechanical filter device for the condensation circulating water of a power plant as set forth in claim 7, wherein: a rubber pad (20) is laid on the top of the sewage receiving box (16).

9. The mechanical filter device for the condensation circulating water of a power plant as set forth in claim 1, wherein: the blowdown hole (11) are equipped with threely, and are located first filter (4), second filter (5) and third filter (6) one side towards inlet tube (2) respectively.

Images