CN214808764U

CN214808764U - Filtering pore plate for important service water system of nuclear power station

Info

Publication number: CN214808764U
Application number: CN202120251019.9U
Authority: CN
Inventors: 杜勇
Original assignee: Chengdu Xinqiao Machinery Manufacturing Co ltd
Current assignee: Chengdu Xinqiao Machinery Manufacturing Co ltd
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2021-11-23
Anticipated expiration: 2031-01-28

Abstract

The utility model discloses an important mill water system filter orifice plate of nuclear power station, including first connecting plate and connecting rod, the left side outer wall of first connecting plate is fixed with outer edge, and the outer wall connection on outer edge has the regulating plate, the surface of regulating plate is provided with into the water hole, the connecting block is installed to the top outer wall of first connecting plate, and the inside of connecting block is provided with fastening screw, the outer wall top of connecting block is connected with the spacing ring through the loose axle, the connecting rod is located the inner wall of first connecting plate, and the outer wall of connecting rod from left to right has connected gradually first filter plate, second filter plate and third filter plate, the right-hand member of first connecting plate is provided with the inlay, and the rubber circle is installed to the outer wall of inlay. This important service water system filter orifice plate of nuclear power station installation is simple, and it is convenient to dismantle, and inside first filter plate, second filter plate and third filter plate are stainless steel, and durable is durable, and convenient to detach changes, and the leakproofness is strong, can effectively prevent the liquid seepage.

Description

Filtering pore plate for important service water system of nuclear power station

Technical Field

The utility model relates to a nuclear power station technical field specifically is an important mill water system filter orifice plate of nuclear power station.

Background

In onshore nuclear power plants, the function of an important plant water system is to transfer the heat load collected by the plant cooling water system to the final heat sink-the body of water or atmosphere. The body of water of the ultimate heat sink may be an ocean, river, lake or reservoir, with the primary sec pump delivering source water to the rri/sec plate heat exchanger cooling equipment cooling water to provide equipment cooling water meeting temperature requirements. The filter orifice plate is used in important service water systems of nuclear power plants for a long time.

The filter hole plate of the existing important service water system of the nuclear power station is inconvenient to install, poor in filter effect and poor in sealing performance, and therefore the filter hole plate of the important service water system of the nuclear power station is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an important service water system filter orifice plate of nuclear power station to solve the current important service water system filter orifice plate of nuclear power station that provides in the above-mentioned background art installation inconvenient, the filter effect is poor, the poor problem of leakproofness.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an important mill water system filter orifice plate of nuclear power station, includes first connecting plate and connecting rod, the left side outer wall of first connecting plate is fixed with outer edge, and the outer wall connection on outer edge has the regulating plate, the surface of regulating plate is provided with the income water hole, the connecting block is installed to the top outer wall of first connecting plate, and the inside of connecting block is provided with fastening screw, the outer wall top of connecting block has the spacing ring through the loose axle connection, the connecting rod is located the inner wall of first connecting plate, and the outer wall of connecting rod from left to right has connected gradually first filter plate, second filter plate and third filter plate, the right-hand member of first connecting plate is provided with the inlay, and the rubber circle is installed to the outer wall of inlay, the right side of first connecting plate is provided with the second connecting plate, and the inside hole that inlays that is provided with in both ends of second connecting plate.

Preferably, the outer edge and the adjusting plate are both circular, and the outer wall of the outer edge is movably connected with the adjusting plate.

Preferably, the connecting block is fixedly connected with the first connecting plate, and the connecting block is symmetrically distributed on two sides of a horizontal and straight central axis of the first connecting plate.

Preferably, the limiting ring is movably connected with the outer wall of the movable shaft, and the limiting ring forms a rotating structure with the connecting block through the movable shaft.

Preferably, the connecting rods are L-shaped, and two connecting rods are arranged.

Preferably, the first filter plate, the second filter plate and the third filter plate are parallel to each other, and the first filter plate, the second filter plate and the third filter plate are the same in shape and size.

Preferably, the inlay is fixedly connected with the right end of the first connecting plate, and the inlay is embedded with the embedding hole.

Preferably, the water inlet holes are equidistantly distributed on the outer wall of the adjusting plate, and the water inlet holes are identical in shape and size.

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

the filter pore plate of the important service water system of the nuclear power station is simple to install and stable in structure, an inlay at the right end of the first connecting plate is embedded with an embedding hole in the second connecting plate, a limiting ring is arranged above a connecting block at the top end of the outer wall of the first connecting plate, the limiting ring forms a rotating structure with the connecting block through a movable shaft, and the limiting ring is rotated to enable the other end of the limiting ring to be sleeved with the connecting block at the top end of the second connecting plate, so that the structure is more stable and is not easy to fall off;

the filtering hole plate of the important service water system of the nuclear power station has good filtering effect, the surface of the adjusting plate is provided with the water inlet hole, the adjusting plate is rotated to enable the water inlet hole on the surface to coincide with the hole on the outer edge, so that a drainage channel is opened, water flows into the first connecting plate from the water inlet hole, the inner wall of the first connecting plate is fixedly provided with the connecting rod, and the first filtering plate, the second filtering plate and the third filtering plate are fixed;

this important mill water system of nuclear power station filters orifice plate leakproofness is strong, the right-hand member outer wall of inlay is provided with the rubber circle, the rubber circle is located the intermediate position of first connecting plate and second connecting plate junction, toughness is big, and heat-resisting cold-resistant can effectively prevent the liquid outflow in the pipeline or ooze, also can prevent the invasion of dust spot etc. simultaneously, and is sealed effectual, can take out the rubber circle to change again with first connecting plate and second connecting plate separation after using for a long time to damage, practical convenient.

Drawings

FIG. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a left side view of the structure of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a first connecting plate; 2. an outer edge; 3. an adjusting plate; 4. connecting blocks; 5. fastening screws; 6. a movable shaft; 7. a limiting ring; 8. a connecting rod; 9. a first filter plate; 10. a second filter plate; 11. a third filter plate; 12. a second connecting plate; 13. an inlay; 14. a rubber ring; 15. embedding holes; 16. a water inlet hole.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a filtering pore plate of an important plant water system of a nuclear power station comprises a first connecting plate 1, an outer edge 2, an adjusting plate 3, a connecting block 4, a fastening screw 5, a movable shaft 6, a limiting ring 7, a connecting rod 8, a first filtering plate 9, a second filtering plate 10, a third filtering plate 11, a second connecting plate 12, an inlay 13, a rubber ring 14, an embedding hole 15 and a water inlet hole 16, wherein the outer edge 2 is fixed on the outer wall of the left side of the first connecting plate 1, the adjusting plate 3 is connected to the outer wall of the outer edge 2, the outer edge 2 and the adjusting plate 3 are both circular, the outer wall of the outer edge 2 is movably connected with the adjusting plate 3, the dredging condition of the water inlet hole 16 is convenient to adjust, the water inlet hole 16 is arranged on the surface of the adjusting plate 3, the water inlet holes 16 are equidistantly distributed on the outer wall of the adjusting plate 3, the shapes and the sizes between the water inlet holes 16 are the same, the water inlet hole 16 is convenient to adjust and dredge a water flow channel and control the flow, the outer wall of the top end of the first connecting plate 1 is provided with a connecting block 4, a fastening screw 5 is arranged inside the connecting block 4, the connecting block 4 is fixedly connected with the first connecting plate 1, the connecting block 4 is symmetrically distributed on two sides of a transverse straight central axis of the first connecting plate 1, the first connecting plate 1 and the second connecting plate 12 are conveniently fixed by the connecting block 4, a limiting ring 7 is connected above the outer wall of the connecting block 4 through a movable shaft 6, the limiting ring 7 is movably connected with the outer wall of the movable shaft 6, a rotating structure is formed between the limiting ring 7 and the connecting block 4 through the movable shaft 6, the limiting ring 7 is rotated to enable the other end of the limiting ring 7 to be sleeved with the connecting block 4 at the top end of the second connecting plate 12, and the structure is more stable and is not easy to fall off;

the connecting rod 8 is positioned on the inner wall of the first connecting plate 1, the outer wall of the connecting rod 8 is sequentially connected with a first filter plate 9, a second filter plate 10 and a third filter plate 11 from left to right, the connecting rod 8 is L-shaped, the connecting rod 8 is provided with two connecting rods, the first filter plate 9, the second filter plate 10 and the third filter plate 11 are fixed, the installation and the disassembly are convenient, the first filter plate 9, the second filter plate 10 and the third filter plate 11 are parallel to each other, the first filter plate 9, the second filter plate 10 and the third filter plate 11 are identical in shape and size, the three are made of stainless steel materials, the connecting rod is firm and durable, the inner aperture is reduced from large to small, the impurity removal effect is achieved through layer-by-layer filtration, the right end of the first connecting plate 1 is provided with an inlay 13, the outer wall of the inlay 13 is provided with a rubber ring 14, the inlay 13 is fixedly connected with the right end of the first connecting plate 1, and the inlay 13 and the inlay 15 is mutually embedded with the embedding hole, the installation is simple, and the right side of first connecting plate 1 is provided with second connecting plate 12, and the both ends inside of second connecting plate 12 is provided with and inlays hole 15.

The working principle is as follows: for the filtering pore plate of the important factory water system of the nuclear power station, firstly, an inlay 13 at the right end of a first connecting plate 1 is embedded with an embedding hole 15 in a second connecting plate 12, the outer wall of the right end of the inlay 13 is provided with a rubber ring 14, the rubber ring 14 is positioned at the middle position of the joint of the first connecting plate 1 and the second connecting plate 12, the filtering pore plate has high toughness, is heat-resistant and cold-resistant, can effectively prevent liquid in a pipeline from flowing out or seeping out, and can also prevent dust and stains from invading, the sealing effect is good, a spacing ring 7 is arranged above a connecting block 4 at the top end of the outer wall of the first connecting plate 1, the spacing ring 7 forms a rotating structure with the connecting block 4 through a movable shaft 6, the other end of the spacing ring 7 is sleeved with the connecting block 4 at the top end of the second connecting plate 12, the structure is more stable and less prone to falling off, the surface of an adjusting plate 3 is provided with an inlet hole 16, the adjusting plate 3 is rotated to ensure that the inlet hole 16 on the surface is overlapped with the hole of an outer edge 2, thereby open hydrophobic passageway, water flows into the inside of first connecting plate 1 from the

inlet hole

16, 1 inner wall of first connecting plate is fixed with connecting rod 8, to first filter plate 9, second filter plate 10 and third filter plate 11 play fixed effect, first filter plate 9, second filter plate 10 and third filter plate 11 are stainless steel, durable, convenient dismantlement and washing, inside aperture is by big to little, through filtering the effect that reaches the removal of impurities layer upon layer, accomplish the use of whole nuclear power station important service water system filter orifice plate like this.

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

1. The utility model provides an important mill water system filter orifice plate of nuclear power station, includes first connecting plate (1) and connecting rod (8), its characterized in that: the outer wall of the left side of the first connecting plate (1) is fixed with an outer edge (2), the outer wall of the outer edge (2) is connected with a regulating plate (3), a water inlet hole (16) is formed in the surface of the regulating plate (3), a connecting block (4) is installed on the outer wall of the top end of the first connecting plate (1), fastening screws (5) are arranged inside the connecting block (4), a limiting ring (7) is connected to the upper portion of the outer wall of the connecting block (4) through a movable shaft (6), the connecting rod (8) is located on the inner wall of the first connecting plate (1), the outer wall of the connecting rod (8) is sequentially connected with a first filter plate (9), a second filter plate (10) and a third filter plate (11) from left to right, an inlay (13) is arranged at the right end of the first connecting plate (1), a rubber ring (14) is installed on the outer wall of the inlay (13), a second connecting plate (12) is arranged on the right side of the first connecting plate (1), and embedding holes (15) are arranged inside two ends of the second connecting plate (12).

2. The filter orifice plate for the essential service water system of the nuclear power plant as claimed in claim 1, wherein: the outer edge (2) and the adjusting plate (3) are both circular, and the outer wall of the outer edge (2) is movably connected with the adjusting plate (3).

3. The filter orifice plate for the essential service water system of the nuclear power plant as claimed in claim 1, wherein: be fixed connection between connecting block (4) and first connecting plate (1), and connecting block (4) are the symmetrical form distribution about the horizontal straight axis both sides of first connecting plate (1).

4. The filter orifice plate for the essential service water system of the nuclear power plant as claimed in claim 1, wherein: the limiting ring (7) is movably connected with the outer wall of the movable shaft (6), and the limiting ring (7) forms a rotating structure with the connecting block (4) through the movable shaft (6).

5. The filter orifice plate for the essential service water system of the nuclear power plant as claimed in claim 1, wherein: the connecting rods (8) are L-shaped, and two connecting rods (8) are arranged.

6. The filter orifice plate for the essential service water system of the nuclear power plant as claimed in claim 1, wherein: the first filter plate (9), the second filter plate (10) and the third filter plate (11) are parallel to each other, and the first filter plate (9), the second filter plate (10) and the third filter plate (11) are identical in shape and size.

7. The filter orifice plate for the essential service water system of the nuclear power plant as claimed in claim 1, wherein: inlay (13) and the right-hand member of first connecting plate (1) are fixed connection between, and inlay (13) and inlay hole (15) between gomphosis each other.

8. The filter orifice plate for the essential service water system of the nuclear power plant as claimed in claim 1, wherein: the water inlet holes (16) are distributed on the outer wall of the adjusting plate (3) at equal intervals, and the shapes and the sizes of the water inlet holes (16) are the same.