CN216865048U - A kind of support device for gate sleeve of large-diameter equipment in nuclear power plant - Google Patents

Abstract

The utility model provides a support device for a gate sleeve of a large-diameter equipment in a nuclear power plant, comprising: a pre-embedded component, comprising two first pre-embedded parts and two second pre-embedded parts, two of the first pre-embedded parts The parts are symmetrically distributed on both sides of the bottom of the equipment gate sleeve, and the two second embedded parts are symmetrically distributed on both sides of the bottom of the equipment gate sleeve; the second embedded parts are located outside the first embedded parts; the support column assembly, It includes two first support columns and two second support columns; a connection assembly includes a first connector and a second connector; a support part is arranged on the upper end of the first support column and the second support column, and is used for connecting with the equipment Gate sleeve bottom contact. Compared with the prior art, the utility model uses the I-beam as the support column, and the arc-shaped steel plate is placed on the support column, so that the installation is simple, the consumables are few, and the cost is low. The utility model is guided and installed by the arc-shaped steel plate, and the equipment gate can be guided in place by a set of symmetrical arc-shaped steel plates when the equipment gate is installed, and the operation is simple and the efficiency is high.

Description

A kind of support device for gate sleeve of large-diameter equipment in nuclear power plant

Technical field:

The utility model relates to a gate sleeve supporting device for large-diameter equipment of nuclear power plants, which belongs to the technical field of nuclear power engineering construction.

Background technique:

The gate sleeve of nuclear power plant equipment is cylindrical in shape, relatively large in diameter, and heavy in weight; during installation, it is difficult to support and accurately locate, and it is easy to shift during concrete pouring.

Invention content:

The technical problem to be solved by the present utility model is to provide a sleeve support device for a gate of a large-diameter equipment of a nuclear power plant, which is used to support a gate of a positioning equipment, aiming at the shortcomings of the above-mentioned prior art.

For solving the above-mentioned technical problems, the technical scheme adopted by the present utility model is:

A gate sleeve support device for large-diameter equipment in a nuclear power plant, characterized in that it includes:

The pre-embedded assembly includes two first pre-embedded parts and two second pre-embedded parts, the two first pre-embedded parts are symmetrically distributed on both sides of the bottom of the equipment gate sleeve, and the two second pre-embedded parts The parts are symmetrically distributed on both sides of the bottom of the equipment gate sleeve; the second embedded parts are located outside the first embedded parts;

A support column assembly, including two first support columns and two second support columns, one first support column is set on each of the first embedded parts, and one first support column is set on each of the second embedded parts the second support column;

The connecting assembly includes a first connecting piece and a second connecting piece; wherein the first connecting piece is a horizontal connecting piece, fixed on the lower part of the first support column and the second support column; the second connecting piece is an inclined connecting piece, fixed on the upper part of the first support column and the second support column;

The support part is arranged on the upper ends of the first support column and the second support column, and is used for contacting the bottom of the equipment gate sleeve.

The support part comprises an arc-shaped steel plate; the arc of the arc-shaped steel plate is consistent with the diameter of the gate sleeve of the large-diameter equipment of the nuclear power plant.

The support portion is welded to the upper ends of the first support column and the second support column.

The first support column and the second support column are made of I-beam.

The first connecting piece and the second connecting piece are made of channel steel.

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

a. The utility model uses the I-beam as the support column, and the arc-shaped steel plate is placed on the support column, which is easy to install, less consumables and low cost.

b. The utility model can be guided and installed by curved steel plates, and the equipment gate can be guided in place by a set of symmetrical curved steel plates during installation, which is easy to operate and has high efficiency.

Description of drawings:

Figure 1 Schematic diagram of the support device;

1. Supporting column assembly; 11. First supporting column; 12. Second supporting column; 2. Connecting assembly; 21. First connecting rod; 22. Second connecting rod; 3. Curved steel plate; 4. Pre-embedded assembly ; 41, the first embedded part; 42, the second embedded part.

Detailed ways:

As shown in FIG. 1 , this embodiment provides a gate sleeve support device for large-diameter equipment of nuclear power plants, which includes a support column assembly 1 , a connection assembly 2 , a support portion, and a pre-embedded assembly 4 . The support column assembly 1 , the connection assembly 2 and the support part are welded to each other; the support column assembly 1 and the embedded assembly 4 are welded and fixed.

The support portion includes an arc-shaped steel plate 3 .

In this embodiment, the embedded component 4 includes two first embedded parts 41 and two second embedded parts 42. The two first embedded parts 41 are symmetrically distributed on both sides of the bottom of the equipment gate sleeve. The second embedded parts 42 are symmetrically distributed on both sides of the bottom of the equipment gate sleeve; the second embedded parts 42 are located outside the first embedded parts 41;

The support column assembly 1 includes two first support columns 11 and two second support columns 12 , and the four support columns are welded to the upper ends of the two first embedded parts 41 and the two second embedded parts 42 respectively.

The connecting assembly 2 includes two types, a first connecting member 21 arranged horizontally and a second connecting member 22 arranged obliquely. , the inclined second connecting piece 22 is connected to the upper part of the first support column 11 and the two second support columns 12 .

In this embodiment, the support column assembly 1 , the connection assembly 2 and the arc-shaped steel plate 3 can be set according to hoisting requirements.

The utility model is aimed at the construction of the Hualong No. 1 equipment gate, the supporting device is arranged on the concrete wall of the inner shell, and four groups of supporting devices are arranged in total.

The supporting device of the utility model has few consumables, low cost, simple operation and high efficiency.

The support device of the utility model is an auxiliary tool used for hoisting the equipment gate in place. Before the equipment gate is hoisted, the support device is firstly fixed on the embedded parts of the inner and outer containment shells, and stops when the equipment gate is hoisted 1.5m above the support device. Descend, adjust the position of the equipment gate so that it faces the support device below; when the crane continues to slowly drop the hook to the upper opening of the support device with a distance of 100mm, hang the reverse chain for auxiliary seating. Continue to drop the hook slowly, fine-tune the position of the equipment gate by reversing the chain, and ensure that the equipment gate is guided to the exact position by the curved steel plate.

Claims (5)

1. The utility model provides a be used for nuclear power station major diameter equipment gate sleeve strutting arrangement which characterized in that includes:

the embedded assembly comprises two first embedded parts and two second embedded parts, wherein the two first embedded parts are symmetrically distributed on two sides of the bottom of the equipment gate sleeve, and the two second embedded parts are symmetrically distributed on two sides of the bottom of the equipment gate sleeve; the second embedded part is positioned on the outer side of the first embedded part;

the supporting column assembly comprises two first supporting columns and two second supporting columns, one first supporting column is arranged on each first embedded part, and one second supporting column is arranged on each second embedded part;

the connecting assembly comprises a first connecting piece and a second connecting piece; the first connecting piece is a horizontal connecting piece and is fixed at the lower parts of the first supporting column and the second supporting column; the second connecting piece is an inclined connecting piece and is fixed on the upper parts of the first supporting column and the second supporting column;

the supporting part is arranged at the upper ends of the first supporting column and the second supporting column and used for being in contact with the bottom of the equipment gate sleeve.

2. The gate sleeve support device for large-diameter equipment of nuclear power plants according to claim 1, wherein the support portion includes an arc-shaped steel plate; the radian of the arc-shaped steel plate is consistent with the diameter of a gate sleeve of large-diameter equipment of the nuclear power station.

3. The gate sleeve supporting device for large-diameter equipment of nuclear power plants as claimed in claim 2, wherein the supporting portion is welded to the upper ends of the first and second supporting columns.

4. The gate sleeve supporting device for large-diameter equipment of nuclear power plants as claimed in claim 1, wherein the first supporting column and the second supporting column are made of i-steel.

5. The gate sleeve supporting device for large-diameter equipment in nuclear power plants as claimed in claim 1, wherein the first and second connectors are channel steel.

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