CN219582087U - 45 oblique tee bend welding shape frock of preapring for an unfavorable turn of events - Google Patents

Abstract

The utility model discloses a 45-degree inclined tee welding deformation-preventing tool which comprises a frame body and a plurality of tool bodies, wherein the frame body is formed by fixing a plurality of angle steels together, the tool bodies are fixedly arranged on the frame body, a welding space is formed between the frame body and the tool bodies, the tool bodies are composed of I-steel, a first round sleeve, a semicircular sleeve, a second round sleeve and an inclined sleeve, the first round sleeve, the semicircular sleeve and the second round sleeve are fixedly arranged below the I-steel, and the inclined sleeve is fixedly arranged below the I-steel in an inclined mode. According to the utility model, the 45-degree inclined tee welding deformation-preventing tool is arranged, the preassembled inclined tee main pipe and the preassembled inclined tee branch pipe are installed on the deformation-preventing tool together for welding, the manufacturing quality of the 45-degree inclined tee is ensured through the deformation-preventing tool, the construction efficiency is improved, and the autonomously arranged deformation-preventing tool is low in cost, simple in device and simple in operation.

Description

45 oblique tee bend welding shape frock of preapring for an unfavorable turn of events

Technical Field

The utility model relates to the technical field of nuclear power pipeline construction, in particular to a 45-degree inclined tee joint welding deformation-preventing tool.

Background

During the construction process of a nuclear power plant (pressurized water reactor nuclear power plant), a large number of nuclear power unit pipelines need to be constructed, and the pipelines are used for conveying coolant, steam, wastewater and the like and are important components of nuclear power construction.

In order to meet a plurality of nuclear factors such as flow rate and flow velocity of medium conveying, construction space, operation safety of nuclear facilities and the like, a large number of 45-degree inclined three-way pipelines are required to be built for a nuclear power unit, the purchase cost of the nuclear power inclined three-way pipelines in the current market is high, the deformation of the nuclear power inclined three-way pipeline product is large, the on-site opposite opening deflection degree is easily exceeded, and the on-site nuclear power pipeline installation process quality is poor.

In order to improve the process quality of nuclear power pipeline installation and control the construction cost, an inclined tee joint needs to be manufactured on site, but the on-site construction has a plurality of adverse factors such as thinner wall thickness, larger groove, easy deformation in welding and the like of the nuclear power inclined tee joint, and the manufactured inclined tee joint has quality flaws, so that the development of an inclined tee joint tool main body is imperative.

Disclosure of Invention

The present utility model aims to solve the problems existing in the prior art. Therefore, one purpose of the utility model is to provide a 45-degree inclined tee welding deformation-preventing tool, wherein deformation of the inclined tee is controlled through a designed tool main body for 45-degree inclined tee welding, reasonable welding technology and other measures, so that the manufacturing quality of the inclined tee is ensured, and the construction efficiency is improved.

In order to achieve the above purpose, the utility model provides a 45-degree inclined tee welding deformation-preventing tool which comprises a frame body and a plurality of tool bodies, wherein the frame body is formed by fixing a plurality of angle steels together, the tool bodies are fixedly arranged on the frame body, a welding space is formed between the frame body and the tool bodies, the tool bodies are composed of I-steel, a first round sleeve, a semicircular sleeve, a second round sleeve and an inclined sleeve, the first round sleeve, the semicircular sleeve and the second round sleeve are fixedly arranged below the I-steel, and the inclined sleeve is fixedly arranged below the I-steel.

On the basis of the scheme, the inclined sleeve comprises a connecting pipe and a third round sleeve, one end of the connecting pipe is fixedly connected with the I-steel, the other end of the connecting pipe is fixedly connected with the third round sleeve, and the connecting pipe is obliquely and fixedly arranged below the I-steel.

Preferably, the inclination direction of the connecting pipe faces the first round sleeve, the semicircular sleeve and the second round sleeve, and the included angle between the connecting pipe and the horizontal plane is 30-60 degrees.

According to some embodiments of the utility model, the first round sleeve, the semicircular sleeve, the second round sleeve and the inclined sleeve are fixed on the I-steel by welding.

According to other embodiments of the present utility model, the first round sleeve, the semicircular sleeve, the second round sleeve and the inclined sleeve are fixed on the i-steel through bolts, wherein the first round sleeve, the semicircular sleeve, the second round sleeve and the inclined sleeve are all provided with connecting holes for installing bolts at positions corresponding to the i-steel.

Preferably, the first round sleeve, the second round sleeve and the third round sleeve are hollow structures.

Preferably, the first circular sleeve has a diameter equal to that of the second circular sleeve and larger than that of the third circular sleeve.

Preferably, the heights of the two ends of the I-steel are smaller than the middle height.

The utility model has the beneficial effects that:

according to the utility model, the 45-degree inclined tee welding deformation-preventing tool is arranged, the preassembled inclined tee main pipe and the preassembled inclined tee branch pipe are installed on the deformation-preventing tool together for welding, the manufacturing quality of the 45-degree inclined tee is ensured through the deformation-preventing tool, the construction efficiency is improved, and the autonomously arranged deformation-preventing tool is low in cost, simple in device and simple in operation.

The features and advantages of the present utility model will be described in detail by way of example with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the main structure of the tooling of the present utility model;

fig. 3 is a schematic view of the working state of the present utility model.

In the figure: 1-frame body, 2-frock body, 3-I-steel, 4-first round cover, 5-semicircle cover, 6-second round cover, 7-oblique cover, 8-connecting pipe, 9-third round cover, 10-main pipe, 11-branch pipe, 12-deposited metal.

Detailed Description

Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the utility model. Rather, they are merely examples of apparatus consistent with aspects of the utility model as detailed in the accompanying claims.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. Unless defined otherwise, technical or scientific terms used herein should be understood as commonly understood by one of ordinary skill in the art to which this utility model belongs. The use of the terms "a" or "an" and the like in the description and in the claims do not denote a limitation of quantity, but rather denote the presence of at least one. The term "plurality" includes two, corresponding to at least two. The word "comprising" or "comprises", and the like, means that elements or items appearing before "comprising" or "comprising" are encompassed by the element or item recited after "comprising" or "comprising" and equivalents thereof, and that other elements or items are not excluded. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any or all possible combinations of one or more of the associated listed items.

Example 1:

as shown in fig. 1-2, a 45-degree inclined tee welding deformation-preventing tool comprises a frame main body 1 and a plurality of tool main bodies 2, wherein the length and the width of the frame main body 1 and the number of the tool main bodies 2 can be self-determined according to requirements, a main pipe and a branch pipe of the inclined tee can be installed in the tool main bodies 2 for welding, the tool main bodies 2 can well control welding deformation of the tool main bodies, welding quality is guaranteed, and construction efficiency is improved.

The frame body 1 is formed by fixing a plurality of angle steels together through a welding process, the tool body 2 is fixedly arranged on the frame body 1 through the welding process, a welding space is formed between the frame body 1 and the tool body 2, and a worker can perform welding operation in the space.

The tooling main body 2 consists of I-steel 3, a first round sleeve 4, a semicircular sleeve 5, a second round sleeve 6 and an inclined sleeve 7, wherein the heights of two ends of the I-steel 3 are smaller than the middle height, the first round sleeve 4, the semicircular sleeve 5 and the second round sleeve 6 are all fixed below the I-steel 3 through a welding process, and the inclined sleeve 7 is obliquely and fixedly arranged below the I-steel 3 through the welding process; the inclined sleeve 7 comprises a connecting pipe 8 and a third round sleeve 9 which are fixedly connected together through a welding process, one end of the connecting pipe 8 is fixedly connected with the I-steel 3 through the welding process, the other end of the connecting pipe 8 is fixedly connected with the third round sleeve 9 through the welding process, and the connecting pipe 8 is obliquely and fixedly arranged below the I-steel 3.

The inclined direction of the connecting pipe 8 faces the first round sleeve 4, the semicircular sleeve 5 and the second round sleeve 6, and the included angle between the connecting pipe 8 and the horizontal plane is 45 degrees; the first round sleeve 4, the second round sleeve 6 and the third round sleeve 9 are hollow structures. The diameter of the first round sleeve 4 is the same as that of the second round sleeve 6, and the diameter of the first round sleeve is larger than that of the main pipe, and the first round sleeve and the second round sleeve are used for fixing the main pipe; the caliber of the third round sleeve 9 is larger than the diameter of the branch pipe and is used for fixing the branch pipe.

Example 2:

the rest is the same as the embodiment, and the difference is that the first round sleeve 4, the semicircular sleeve 5, the second round sleeve 6 and the inclined sleeve 7 are fixed on the I-steel 3 through bolts, wherein the positions of the first round sleeve 4, the semicircular sleeve 5, the second round sleeve 6 and the inclined sleeve 7 corresponding to the position of the I-steel 3 are provided with connecting holes for installing bolts, and the bolts are fixed in a manner that the first round sleeve 4, the semicircular sleeve 5, the second round sleeve 6 and the inclined sleeve 7 are convenient to detach.

Example 3:

this example is the working principle of examples 1 and 2: the pre-assembled main pipe and the main pipe in the branch pipe are penetrated into the first round sleeve 4 of the tool main body 2, then the second round sleeve 6 is sleeved into the main pipe and fixed on the tool main body 2 through welding or bolts, the first round sleeve 4 and the second round sleeve 6 play a role in limiting the main pipe, then the inclined sleeve 7 is sleeved, the connecting pipe 8 of the inclined sleeve 7 is fixed on the I-steel 3 through welding or bolts, the third round sleeve 9 is sleeved on the branch pipe, the third round sleeve 9 plays a role in limiting the branch pipe, the main pipe and the branch pipe are respectively limited through the first round sleeve 4, the second round sleeve 6 and the third round sleeve 9, the main pipe and the branch pipe are prevented from being deviated in the welding process, so that the quality of the inclined tee is influenced, after the inclined tee is installed on the tool main body 2, the whole inclined tee is inversely hung in mid-air, namely the branch pipe is positioned below the main pipe, and the whole is downward at the moment, so that the gravity center of gravity of the inclined tee piece cannot move in the welding process, and the welding quality of the inclined tee piece can be ensured based on the fact; after the inclined tee joint is welded, the second round sleeve 6 and the inclined sleeve 7 can be cut off or detached, and then the inclined tee joint is taken down; the prefabricated work can be performed in advance or timely according to the construction progress, the construction period is effectively shortened, the welding deformation is well controlled, the welding quality is guaranteed, and the construction efficiency is improved.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (3)

1. The utility model provides a 45 oblique tee bend welding shape frock of preapring for an unfavorable turn of events, its characterized in that includes frame main part and a plurality of frock main part of setting on the frame main part, the frock main part comprises I-steel, first circle cover, semicircle cover, second circle cover and oblique cover, wherein first circle cover, semicircle cover, second circle cover all set up in I-steel below, oblique cover inclined arrangement is in I-steel below.

2. The 45-degree inclined tee welding deformation-preventing tool according to claim 1, wherein the inclined sleeve comprises a connecting pipe and a third round sleeve, one end of the connecting pipe is connected with I-steel, and the other end of the connecting pipe is connected with the third round sleeve.

3. The 45-degree inclined tee welding deformation-preventing tool according to claim 2, wherein the first round sleeve, the second round sleeve and the third round sleeve are hollow structures.