Storage vehicle for steam generator secondary side hand hole assembly

Abstract

The utility model discloses a storage vehicle for a secondary side hand hole assembly of a steam generator, which comprises a frame, and the frame is divided into a sealing lining plate assembly storage area, a plug storage area and a cover plate storage area; the sealing lining plate assembly storage area, the plug storage area and the cover plate storage area are arranged in the frame according to any sequence and matched with the hand hole cover plate, the sealing lining plate and the sealing plug in shape. The sealing lining plate assembly storage area comprises a sealing lining plate storage grid and a sealing lining plate screw storage grid, the sealing lining plate storage grid and the sealing lining plate screw storage grid are both arranged on the frame, the shapes of the sealing lining plate storage grid and the sealing lining plate screw storage grid are matched with those of a sealing lining plate and a sealing lining plate screw, and the sealing lining plate and the sealing lining plate screw are temporarily stored; the hand hole cover plate storage area, the sealing lining plate storage area and the sealing plug storage area are arranged in the subareas in order, the hand hole cover plate storage area, the sealing lining plate storage area and the sealing plug storage area are protected and stored in order, meanwhile, the storage space is saved, and other work is prevented from being affected.

Description

TECHNICAL FIELD

[0001] The utility model relates to steam generator storage equipment field especially relates to a storage vehicle for steam generator secondary side hand hole subassembly. BACKGROUND

[0002] EPR unit one steam generator secondary side hand hole has eight, each hand hole is composed by cover plate, sealing lining and sealing plug respectively, each evaporator room has two evaporators, has 48 hand hole cover plate, sealing lining and sealing plug, they not only are many in number, and size weight is bigger, like each hand hole cover plate diameter 400mm, thick 70mm, about 64kg heavy. Each round overhaul opens all hand holes and carries out steam generator secondary side flushing etc. SUMMARY

[0003] The utility model provides a kind of neat storage and protect hand hole cover plate, sealing lining and sealing plug, while save evaporator room available workspace, and the storage vehicle for steam generator secondary side hand hole subassembly.

[0004] The utility model discloses a kind of storage vehicles for steam generator secondary side hand hole subassembly, including:

[0005] Frame, the frame is divided into sealing lining component storage area, plug storage area and cover plate storage area;

[0006] The sealing lining component storage area, plug storage area and cover plate storage area are set in the frame according to any order and are respectively matched with the shape of hand hole cover plate, sealing lining and sealing plug;

[0007] The sealing lining component storage area includes sealing lining storage compartment and sealing lining screw storage compartment, the sealing lining storage compartment and sealing lining screw storage compartment are all set on the frame, the shape of the sealing lining storage compartment and sealing lining screw storage compartment is matched with sealing lining and sealing lining screw and is temporarily stored.

[0008] Further, in the storage vehicle for steam generator secondary side hand hole subassembly, the bottom and the surrounding side wall of the frame are preferably provided with a coaming, the plug storage area is formed between the coaming and matched with the shape of plug.

[0009] Further, in the storage vehicle for the hand hole assembly of the secondary side of the steam generator, preferably, two plug storage areas are arranged at two ends of the frame.

[0010] Further, in the storage vehicle for the hand hole assembly of the secondary side of the steam generator, preferably, a plurality of first partition columns are arranged between the front and rear inner walls of the top of the frame, and the cover plate storage area is formed between two adjacent first partition columns and cooperates with the shape of the cover plate.

[0011] Further, in the storage vehicle for the hand hole assembly of the secondary side of the steam generator, preferably, a plurality of second partition columns are arranged between the front and rear inner walls of the inside of the frame, and the second partition columns vertically correspond to the first partition columns, and the bottom of the cover plate storage area is formed between two adjacent second partition columns.

[0012] Further, in the storage vehicle for the hand hole assembly of the secondary side of the steam generator, preferably, the sealing lining plate assembly storage area is a pearl wool protection box which is detachably arranged in the frame, and the sealing lining plate storage compartment and the sealing lining plate screw storage compartment are arranged in the pearl wool protection box.

[0013] Further, in the storage vehicle for the hand hole assembly of the secondary side of the steam generator, preferably, wheels are arranged at the bottom of the frame.

[0014] Further, in the storage vehicle for the hand hole assembly of the secondary side of the steam generator, preferably, a clamping fixing device for limiting the secondary side hand hole assembly is arranged on the first partition column.

[0015] Further, in the storage vehicle for the hand hole assembly of the secondary side of the steam generator, preferably, the clamping fixing device comprises an arc-shaped elastic plate and an elastic member.

[0016] The arc-shaped elastic plate is arranged on the first partition column, one end of the elastic member is arranged on the first partition column, the other end of the elastic member is arranged on the arc-shaped elastic plate, and the cover plate is clamped between two arc-shaped elastic plates.

[0017] The implementation of the present application has the following beneficial effects: The application respectively arranges the storage areas of the hand hole cover plate, the sealing lining plate and the sealing plug, orderly places them in the partitions, protects and neatly stores them, saves the storage space and avoids affecting other work. BRIEF DESCRIPTION OF DRAWINGS

[0018] The present application will be further described below in combination with the drawings and examples, and the drawings show:

[0019] Fig. 1is a first visual angle structure schematic diagram of a storage vehicle for a hand hole assembly of a secondary side of a steam generator according to the present application;

[0020] Fig. 2 is a structure schematic diagram of a sealing lining plate assembly storage area of a first embodiment of the storage vehicle for the hand hole assembly of the secondary side of the steam generator according to the present application.

[0021] The label explanation in the schematic diagram is as follows:

[0022] 1, frame; 2, sealing lining plate assembly storage area; 21, sealing lining plate storage grid; 22, sealing lining plate screw storage grid; 3, plugging storage area; 4, cover plate storage area; 5, coaming; 6, first partition column; 7, second partition column; 8, wheel. DETAILED DESCRIPTION

[0023] In order to have a clearer understanding of the technical features, purposes and effects of the present application, the specific embodiments of the present application will be described in detail with reference to the drawings. In the following description, it should be understood that the directions or positional relationships indicated by "front", "back", "up", "down", "left", "right", "vertical", "horizontal", "vertical", "horizontal", "top", "bottom", "inner", "outer", "head", "tail" and the like are based on the directions or positional relationships shown in the drawings, constructed and operated in a particular direction, and are only for the convenience of describing the present technical solution, and are not indicative of the device or element indicated must have a particular direction, therefore, it cannot be understood as a limitation of the present application.

[0024] It should also be noted that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection", "fixing", "setting" and the like should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements or the interaction relationship between two elements. When an element is referred to as "on" or "below" another element, the element can be "directly" or "indirectly" above the other element, or there can be one or more intermediate elements. The terms "first", "second", "third" and the like are only for the convenience of describing the present technical solution, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features, therefore, the features with "first", "second", "third" and the like can be explicitly or implicitly included one or more of the features. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0025] In the following description, for the purpose of explanation and not limitation, specific details are set forth, such as particular system configurations, techniques, etc., in order to provide a thorough understanding of the embodiments of the present application. However, it will be apparent to those skilled in the art that the present application can be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present application with unnecessary detail.

[0026] The technical solution adopted by the present application to solve its technical problems is:

[0027] By Figs. 1-2 The utility model discloses a kind of storage vehicles for steam generator secondary side hand hole subassembly, which includes: frame 1, sealing lining plate component storage area 2, plugging storage area 3 and cover plate storage area 4;Frame 1 divides sealing lining plate component storage area 2, plugging storage area 3 and cover plate storage area 4;Sealing lining plate component storage area 2, plugging storage area 3 and cover plate storage area 4 are set in frame 1 in any order and respectively with hand hole cover plate, sealing lining plate and sealing plug shape cooperation;Sealing lining plate component storage area 2 includes sealing lining plate storage compartment 21 and sealing lining plate screw storage compartment 22, sealing lining plate storage compartment 21 and sealing lining plate screw storage compartment 22 are all set on frame 1, the shape of sealing lining plate storage compartment 21 and sealing lining plate screw storage compartment 22 cooperates with sealing lining plate and sealing lining plate screw and temporarily stores.

[0028] In some embodiments, in combination with the structural characteristics of hand hole cover plate, sealing lining plate and sealing plug, a multifunctional trolley is designed, sealing lining plate component storage area 2 is used to place sealing lining plate and the fixing screw of sealing lining plate of steam generator secondary side hand hole subassembly. Plugging storage area 3 is used to place plug of steam generator secondary side hand hole subassembly. Cover plate storage area 4 is used to place cover plate of steam generator secondary side hand hole subassembly, which is orderly placed in each partition, protected and neatly stored, while saving storage space and avoiding affecting other work.

[0029] In some embodiments, the storage vehicle of the steam generator secondary side hand hole subassembly can place the sealing lining plate, plug and cover plate of four hand holes, and each evaporator is equipped with two storage vehicles, which are distributed on both sides of the evaporator to facilitate on-site storage.

[0030] The bottom and the surrounding side wall of frame 1 are provided with coaming 5, and the plugging storage area 3 is formed between the coamings 5 and cooperates with the shape of the plug.

[0031] In some embodiments, the bottom and the outer side wall of frame 1 are both installed with coaming 5, and the plug is placed into the plugging storage area 3 formed by the coamings 5 from the top of frame 1, which prevents the plug from falling out and avoids the powder in the plug from contaminating the ground.

[0032] The two plug storage areas 3 are arranged at the two ends of the frame 1.

[0033] In some embodiments, the plug storage areas 3 are arranged at the two ends, and the sealing lining plate assembly storage area 2 and the cover plate storage area 4 are arranged in the middle of the frame 1. At this time, each plug storage area 3 is composed of four surrounding plates 5 arranged at the bottom, left side (or right side), and front and back of the frame 1, and the lengths of the surrounding plates 5 at the front and back are equal to the length of the frame 1.

[0034] A plurality of first partition columns 6 are arranged between the front and back inner walls at the top of the frame 1, and the cover plate storage area 4 is formed between two adjacent first partition columns 6 and cooperates with the shape of the cover plate.

[0035] In some embodiments, the first partition columns 6 are arranged along the width of the frame 1, and the cover plate is placed between two first partition columns 6. Five first partition columns 6 are arranged at the top of the frame 1, forming four cover plate storage areas 4 for placing four cover plates.

[0036] A plurality of second partition columns 7 are arranged between the front and back inner walls inside the frame 1, and the second partition columns 7 vertically correspond to the first partition columns 6, and the bottom of the cover plate storage area 4 is formed between two adjacent second partition columns 7.

[0037] In some embodiments, the second partition columns 7 with the same function as the first partition columns 6 are also arranged at the bottom of the frame 1. The first partition columns 6 limit the top end of the cover plate, and the second partition columns 7 form the lower space of the cover plate storage area 4 to limit the bottom end of the cover plate.

[0038] The bottom of the cover plate storage area 4 is not supported, and the cover plate is supported after being placed by contacting the ground, solving the hidden danger of tilting and falling of the cover plate due to its large size and medium weight, and improving the overall function and reliability of the storage vehicle.

[0039] As shown in the drawings, the sealing lining plate assembly storage area 2 is a pearl cotton protection box, which is detachably arranged in the frame 1. The sealing lining plate storage compartment 21 and the sealing lining plate screw storage compartment 22 are arranged in the pearl cotton protection box. Fig. 2 In some embodiments, the sealing lining plate assembly storage area 2 is made of pearl cotton material for protecting the sealing lining plate. The pearl cotton protection box is placed in the frame 1 and is fixed and supported at the bottom and around by the frame 1. The sealing lining plate is placed in the sealing lining plate storage compartment 21, and the sealing plate fixing screw is placed in the sealing lining plate screw storage compartment 22, so as to avoid damage to the sealing lining plate by knocking.

[0040] The sealing lining plate assembly storage area 2 can also be made of other flexible materials, which are not limited here.

[0041] The sealing lining plate assembly storage area 2 can also be made of other flexible materials, which are not limited here.

[0042] The bottom of the frame 1 is provided with wheels 8.

[0043] In some embodiments, the wheels 8 are installed at the four corners of the bottom of the frame 1, facilitating the pushing of the storage vehicle of the steam generator secondary side hand hole assembly.

[0044] The first partition column 6 is provided with clamping and fixing devices for limiting the secondary side hand hole assembly.

[0045] The clamping and fixing devices include arc-shaped elastic plates and elastic members; the arc-shaped elastic plates are installed on the first partition column 6, one end of the elastic members is installed on the first partition column 6, the other end of the elastic members is installed on the arc-shaped elastic plates, and the cover plates are clamped between the two arc-shaped elastic plates.

[0046] In some embodiments, the elastic members can be elastically compressed, and the two elastic members cooperate with each other to clamp the two sides of the sealing lining plate, avoiding the shaking of the sealing lining plate and the damage of the sealing lining plate caused by collision.

[0047] The storage vehicle of the steam generator secondary side hand hole assembly can also be provided with flexible pads, and the first partition column 6 and the second partition column 7 are provided with flexible pads on the contact surface with the sealing lining plate, avoiding scratching the sealing lining plate during carrying.

[0048] When the storage vehicle of the steam generator secondary side hand hole assembly is used, the sealing lining plate is placed in the sealing lining plate storage compartment 21, the sealing plate fixing screw is placed in the sealing lining plate screw storage compartment 22, the plugging storage area 3 is used for placing the plug of the steam generator secondary side hand hole assembly, and the cover plate storage area 4 is used for placing the cover plate of the steam generator secondary side hand hole assembly.

[0049] It can be understood that the above embodiments only express the preferred embodiments of the present application, and the description is more specific and detailed, but it cannot be understood as a limitation on the scope of the present application; it should be pointed out that for ordinary skilled in the art, the above technical features can be freely combined without departing from the concept of the present application, and some deformations and improvements can be made, which all belong to the protection scope of the present application; therefore, any equivalent transformation and modification within the scope of the claims of the present application shall belong to the scope of the claims of the present application.

Claims

1. A storage cart for a steam generator secondary side handhole assembly, characterized by, include: A frame (1), wherein the frame (1) is divided into a sealing liner assembly storage area (2), a plug storage area (3) and a cover plate storage area (4); The sealing liner assembly storage area (2), the plug storage area (3) and the cover storage area (4) are arranged in the frame (1) in any order and are respectively matched with the handhole cover, the sealing liner and the sealing plug; The sealing liner assembly storage area (2) comprises a sealing liner storage grid (21) and a sealing liner screw storage grid (22). The sealing liner storage grid (21) and the sealing liner screw storage grid (22) are both arranged on the frame (1). The shapes of the sealing liner storage grid (21) and the sealing liner screw storage grid (22) match the sealing liner and the sealing liner screw and perform temporary storage.

2. The storage cart for steam generator secondary side manway assemblies of claim 1, wherein, The bottom and surrounding side walls of the frame (1) are provided with enclosures (5), and the plug storage area (3) is formed between the enclosures (5) and matches the shape of the plug.

3. The storage cart for steam generator secondary side manway assemblies of claim 1, wherein, There are two blocking storage areas (3), and the two blocking storage areas (3) are respectively arranged at two ends of the frame (1).

4. The storage cart for steam generator secondary side manway assemblies of claim 1, wherein, A plurality of first partition columns (6) are installed between the front and rear inner walls of the top of the frame (1); the cover plate storage area (4) is formed between two adjacent first partition columns (6) and matches the shape of the cover plate.

5. The storage cart for steam generator secondary side manway assemblies of claim 4, wherein, A plurality of second partition columns (7) are installed between the front and rear inner walls of the frame (1), and the second partition columns (7) vertically correspond to the first partition columns (6), and the bottom of the cover storage area (4) is formed between two adjacent second partition columns (7).

6. The storage cart for steam generator secondary side manway assemblies of claim 1, wherein, The sealing liner assembly storage area (2) is a pearl cotton protection box, which is detachably mounted in the frame (1), and the sealing liner storage compartment (21) and the sealing liner screw storage compartment (22) are both arranged in the pearl cotton protection box.

7. The storage cart for steam generator secondary side manway assemblies of claim 1, wherein, Wheels (8) are installed at the bottom of the frame (1).

8. The storage cart for steam generator secondary side manway assemblies of claim 4, wherein, The first partition column (6) is provided with a clamping and fixing device for limiting the position of the secondary side hand hole assembly.

9. The storage cart for steam generator secondary side manway assemblies of claim 8, wherein, The clamping and fixing device includes an arc-shaped spring plate and an elastic member; The arc-shaped spring plate is mounted on the first spacer (6), one end of the elastic member is mounted on the first spacer (6), the other end of the elastic member is mounted on the arc-shaped spring plate, and the cover plate is clamped between the two arc-shaped spring plates.

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