CN219569981U

CN219569981U - Metal grid door set for nuclear power

Info

Publication number: CN219569981U
Application number: CN202320318449.7U
Authority: CN
Inventors: 王坤; 徐德华; 李社兵; 陶建华; 戚红芳; 张健; 宋远强
Original assignee: Taizhou Jindun Special Fire Door Co ltd
Current assignee: Taizhou Jindun Special Fire Door Co ltd
Priority date: 2023-02-24
Filing date: 2023-02-24
Publication date: 2023-08-22
Anticipated expiration: 2033-02-24

Abstract

The utility model relates to the field of metal grating doors, in particular to a metal grating door group for nuclear power, which comprises a door frame, a metal grating door, a hinge door and reinforcing steel bars, wherein the hinge door is arranged on the door frame; the hinge door is located the inside of door frame, the reinforcing bar is located the both sides of metal grating door, metal grating door includes metal grating, vertical frame and horizontal frame, and vertical frame and horizontal frame parcel are adopted to the avris of metal grating, and the protectiveness is good, through setting up the angle steel, can increase the joint strength between vertical frame and the horizontal frame, and stability is strong, through setting up the reinforcing bar, can increase the holistic intensity of metal grating, avoids the too big condition that leads to the fact the metal grating to take place to damage of rivers pressure for the anti rivers impact force of metal grating door is stronger, is favorable to promoting the life of this metal grating door group.

Description

Metal grid door set for nuclear power

Technical Field

The utility model relates to the field of metal grid doors, in particular to a metal grid door set for nuclear power.

Background

The grid is a pretreatment facility for thick dirt in the intercepting fluid, is generally a metal frame made of a plurality of groups of parallel or vertical metal grid bars, is arranged in a channel through which water flows, and needs to use a metal grid gate group in the nuclear power station for intercepting large solid pollutants in suspension or floating state in the water so as to avoid blockage of a pipeline caused by the solid pollutants.

The existing metal grid door set is only made of a plurality of groups of metal grid bars which are horizontally or vertically arranged, and has the following problems:

1. the channel formed in the middle of the metal grid is in a completely unblocked state, so that the opening and closing cannot be realized according to the needs, and maintenance personnel are inconvenient to maintain;

2. the metal grid is only made of a plurality of groups of metal grid bars, so that the compression resistance is low, when the water pressure is high, the metal grid bars are easy to deform, the metal grid bars are damaged, and the use is affected;

in view of the foregoing, a metal grid assembly for nuclear power is now provided.

Disclosure of Invention

The utility model aims to provide a metal grid gate set for nuclear power, which solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the metal grating door group for nuclear power comprises a door frame, a metal grating door positioned in the middle of the door frame, a hinge door and reinforcing steel bars;

the hinge door is positioned in the door frame, and the hinge door is positioned at one side of the metal grid door;

the reinforcing steel bars are positioned at two sides of the metal grid door and used for increasing the strength of the metal grid door;

the metal grid door comprises a metal grid, a vertical frame and a horizontal frame, wherein reinforcing steel bars are positioned on the surface of the metal grid, and the reinforcing steel bars are connected with the metal grid through connecting pieces.

As a further scheme of the utility model: the hinge doors are provided with two groups, the two groups of hinge doors are respectively positioned on two sides of the inner wall of the door frame, one side, close to the door frame, of each hinge door is hinged with the door frame, and the hinge door is provided with a door lock assembly for closing the hinge door.

As a further scheme of the utility model: the metal grille is located in the middle of the door frame, the upper end and the lower end of the metal grille are respectively provided with a horizontal frame, the left side and the right side of the metal grille are respectively provided with a vertical frame, and the ends of two adjacent groups of horizontal frames and the ends of the vertical frames are fixedly connected.

As a further scheme of the utility model: the end parts of two adjacent groups of horizontal frames and vertical frames are provided with angle steels for increasing the connection strength of the horizontal frames and the vertical frames, and two sides of each angle steel are fixedly connected with the horizontal frames and the vertical frames respectively.

As a further scheme of the utility model: the reinforcing steel bars are provided with two groups, and the two groups of reinforcing steel bars are respectively positioned at two sides of the metal grid.

As a further scheme of the utility model: the connecting piece comprises a fixing bolt, a perforation and a threaded hole;

the perforation is equipped with the multiunit and sets up in the surface of reinforcing bar, the perforation runs through the reinforcing bar setting, the screw hole be equipped with multiunit and set up in the surface of metal grid, multiunit the perforation corresponds with multiunit screw hole position one-to-one, the screw hole passes the perforation and with screw hole threaded connection.

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

1. according to the metal grating door set for nuclear power, the hinge doors are arranged, when the hinge doors are opened, the metal grating doors are in a completely smooth state, water can pass through the hinge doors at the moment, and meanwhile, large solid pollutants in suspension or floating states in water can be blocked by the metal grating doors, so that the blockage of pipelines caused by the solid pollutants is avoided, when the hinge doors are closed, the metal grating doors are in a closed state, water cannot pass through the hinge doors at the moment, and maintenance work is convenient, so that the metal grating door set can be opened or closed at will according to requirements, operation is convenient, and practicability is high.

2. According to the metal grid door set for nuclear power, the side of the metal grid is wrapped by the vertical frame and the horizontal frame, so that the metal grid door set is good in protection, the connection strength between the vertical frame and the horizontal frame can be increased by arranging the angle steel, the stability is high, the overall strength of the metal grid can be increased by arranging the reinforcing steel bars, the situation that the metal grid is damaged due to overlarge water flow pressure is avoided, the water flow impact resistance of the metal grid door is high, and the service life of the metal grid door set is prolonged.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic structural view of a hinge door according to the present utility model.

Fig. 3 is an enlarged schematic view of the portion a of fig. 1 according to the present utility model.

Fig. 4 is a schematic structural view of a connector according to the present utility model.

Wherein: 11. a metal grid door; 12. a door frame; 13. a hinged door; 14. a metal grid; 15. a vertical frame; 16. a horizontal frame; 17. reinforcing steel bars; 18. angle steel; 19. a fixing bolt; 20. perforating; 21. and (3) a threaded hole.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

The present utility model provides the following preferred embodiments:

embodiment 1, as shown in fig. 1-4, a metal grating gate set for nuclear power comprises a door frame 12, a metal grating gate 11 positioned in the middle of the door frame 12, and specifically, the door frame 12 is fixedly connected with the metal grating gate 11, and further comprises a hinge gate 13 and a reinforcing steel bar 17;

the hinge door 13 is positioned in the door frame 12, the hinge door 13 is positioned at one side of the metal grating door 11, and the hinge door 13 is used for plugging the metal grating door 11 to play a role in closing a water flow channel;

the reinforcing steel bars 17 are positioned at two sides of the metal grating door 11, the reinforcing steel bars 17 are used for increasing the strength of the metal grating door 11, and by arranging the reinforcing steel bars 17, the integral strength of the metal grating 14 can be increased, the situation that the metal grating 14 is damaged due to overlarge water flow pressure is avoided, the water flow resistance impact force of the metal grating door 11 is stronger, and the use requirement is met;

the metal grid door 11 comprises a metal grid 14, a vertical frame 15 and a horizontal frame 16, wherein reinforcing steel bars 17 are positioned on the surface of the metal grid 14, and the reinforcing steel bars 17 are connected with the metal grid 14 through connecting pieces.

As shown in fig. 2, the hinged door 13 is provided with two groups, the two groups of hinged doors 13 are respectively located at two sides of the inner wall of the door frame 12, and one side of the hinged door 13 close to the door frame 12 is hinged with the door frame 12, and the hinged door 13 is provided with a door lock assembly for closing the hinged door 13, and specifically, the door lock assembly can be a door lock in the prior art, and the door lock assembly is not specifically described herein;

it should be noted that, in actual use, the edges of the hinged doors 13 are provided with sealing elements for increasing sealing effect, which is favorable for increasing the tightness between the two groups of hinged doors 13 and the door frame 12, avoiding water flow, playing a better role in blocking water flow, and facilitating maintenance personnel to enter for maintenance;

when the hinge door 13 is opened, the metal grating door 11 is in a completely unblocked state, water can pass through the metal grating door 11 at the moment, massive solid pollutants in water in a suspended or floating state can be blocked by the metal grating door 11, the blockage of a pipeline caused by the solid pollutants is avoided, when the hinge door 13 is closed, the metal grating door 11 is in a closed state, water cannot pass through the metal grating door 11 at the moment, maintenance work is convenient, the metal grating door group can be opened or closed at will according to requirements, and operation is convenient.

As shown in fig. 3, the metal grille 14 is located in the middle of the door frame 12, the upper end and the lower end of the metal grille 14 are respectively provided with a horizontal frame 16, the left side and the right side of the metal grille 14 are respectively provided with a vertical frame 15, and the ends of two adjacent groups of horizontal frames 16 and the ends of the vertical frames 15 are fixedly connected;

the side of the metal grating 14 is wrapped by the vertical frame 15 and the horizontal frame 16, so that the protection performance is good, the strength of the main body of the metal grating door 11 is improved, and the stability is high;

specifically, the metal grid 14 is composed of a plurality of groups of metal wires with the same specification, a square grid with a side length of 38mm is formed between the adjacent four groups of metal wires, the vertical frame 15 is specifically 32x16mmC cold-rolled steel sheet channel steel, the horizontal frame 16 is specifically 25x16mm channel steel, and welding is performed between the vertical frame 15 and the horizontal frame 16.

As shown in fig. 3, the end parts of two adjacent groups of horizontal frames 16 and vertical frames 15 are provided with angle steels 18 for increasing the connection strength of the horizontal frames 16 and the vertical frames 15, two sides of each angle steel 18 are respectively fixedly connected with the horizontal frames 16 and the vertical frames 15, and specifically, the connection modes between each angle steel 18 and each vertical frame 15 and each horizontal frame 16 are welded, and by arranging the angle steels 18, the connection strength between each vertical frame 15 and each horizontal frame 16 can be increased, so that the stability is strong.

As shown in fig. 1, the reinforcing steel bars 17 are provided with two groups, and the two groups of reinforcing steel bars 17 are respectively located at two sides of the metal grid 14, and specifically, the reinforcing steel bars 17 are channel steel with the diameter of 25x10x3 mm.

As shown in fig. 4, the connecting member includes a fixing bolt 19, a through hole 20, and a screw hole 21;

the perforation 20 is provided with a plurality of groups and is arranged on the surface of the reinforcing steel bar 17, the perforation 20 penetrates through the reinforcing steel bar 17, the threaded holes 21 are provided with a plurality of groups and are arranged on the surface of the metal grid 14, the perforation 20 and the threaded holes 21 are in one-to-one correspondence, the threaded holes 21 penetrate through the perforation 20 and are in threaded connection with the threaded holes 21, the reinforcing steel bar 17 is placed on the surface of the metal grid 14, the plurality of groups of threaded holes 21 on the reinforcing steel bar 17 are in one-to-one correspondence with the plurality of groups of perforations 20 on the surface of the metal grid 14, the reinforcing steel bar 17 and the metal grid 14 are fixedly connected through the plurality of groups of fixing bolts 19, the integral strength of the metal grid 14 can be increased through the arrangement of the reinforcing steel bar 17, and the situation that the metal grid 14 is damaged due to overlarge water flow pressure is avoided.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model, but rather to enable any modification, equivalent replacement, improvement or the like to be made within the spirit and principles of the utility model.

Claims

1. The metal grating door group for nuclear power comprises a door frame (12) and a metal grating door (11) positioned in the middle of the door frame (12), and is characterized by further comprising a hinge door (13) and a reinforcing steel bar (17);

the hinge door (13) is positioned inside the door frame (12), and the hinge door (13) is positioned at one side of the metal grid door (11);

the reinforcing steel bars (17) are positioned at two sides of the metal grating door (11), and the reinforcing steel bars (17) are used for increasing the strength of the metal grating door (11);

the metal grating door (11) comprises a metal grating (14), a vertical frame (15) and a horizontal frame (16), wherein reinforcing steel bars (17) are positioned on the surface of the metal grating (14), and the reinforcing steel bars (17) are connected with the metal grating (14) through connecting pieces.

2. The metal grid door set for nuclear power according to claim 1, wherein two groups of hinge doors (13) are arranged, the two groups of hinge doors (13) are respectively positioned on two sides of the inner wall of the door frame (12), one side, close to the door frame (12), of the hinge doors (13) is hinged with the door frame (12), and a door lock assembly for closing the hinge doors (13) is arranged on the hinge doors (13).

3. The metal grid door set for nuclear power according to claim 1, wherein the metal grid (14) is located at a middle position of the door frame (12), horizontal frames (16) are respectively arranged at upper and lower ends of the metal grid (14), vertical frames (15) are respectively arranged at left and right sides of the metal grid (14), and two adjacent groups of horizontal frames (16) are fixedly connected with ends of the vertical frames (15).

4. A metal grid door set for nuclear power according to claim 3, wherein the end parts of two adjacent groups of horizontal frames (16) and vertical frames (15) are provided with angle steels (18) for increasing the connection strength of the horizontal frames (16) and the vertical frames (15), and two sides of the angle steels (18) are fixedly connected with the horizontal frames (16) and the vertical frames (15) respectively.

5. A metal grid set for nuclear power according to claim 1, characterized in that the reinforcing bars (17) are provided in two groups, two groups of the reinforcing bars (17) being located on either side of the metal grid (14).

6. A metal grid assembly for nuclear power use according to claim 1, wherein the connection piece comprises a fixing bolt (19), a through hole (20) and a threaded hole (21);

the punching holes (20) are arranged on the surfaces of the reinforcing steel bars (17) in a one-to-one mode, the punching holes (20) penetrate through the reinforcing steel bars (17), the threaded holes (21) are arranged on the surfaces of the metal grids (14) in a one-to-one mode, the punching holes (20) correspond to the threaded holes (21) in a one-to-one mode, and the threaded holes (21) penetrate through the punching holes (20) and are in threaded connection with the threaded holes (21).