CN217359673U - Ferromagnetic boiler pipeline appurtenance that shoots - Google Patents

Abstract

The utility model discloses a ferromagnetism boiler pipeline appurtenance of making a video recording, including the magnetic path, still including connect in support on the magnetic path, the support includes the return bend that is used for the centre gripping in the pipeline both sides of two symmetries, return bend one end is connected, the other end with the magnetic path to the crooked setting of the magnetic attraction face of magnetic path. The utility model discloses in, the return bend has certain elasticity, and the interval of two return bends can be finely tuned through external force, and the return bend makes the film of placing between return bend and pipeline firmly the cladding at the pipeline outer wall from the pipeline both sides with its centre gripping, fixed reliable, is particularly useful for the scattered mouthful of collection case mouth, row's mouth, position difficulty and detects when the film, and the film is difficult for dropping, and detection efficiency and quality obviously improve.

Description

Ferromagnetic boiler pipeline appurtenance that shoots

Technical Field

The utility model relates to an industry boiler pipeline nondestructive test technical field specifically is a ferromagnetism boiler pipeline appurtenance that shoots.

Background

With the progress of society, the requirement of boiler operation parameters is improved, header tube rows in a boiler system are more and more dense, particularly, in a boiler reheater system, nondestructive detection of tube row welding seams is particularly important, and the quality of the welding seams is directly related to the safety of long-term operation of a unit.

In the process of constructing the tube bank, in order to ensure the engineering quality, each welding line needs to be subjected to nondestructive inspection. The current flaw detection equipment is an X-ray flaw detector, and the principle of the X-ray flaw detection equipment is that a film is sensitized by X-rays, and the processed film can display the image of a flaw in a welding seam.

In the prior art, the film is fixed by utilizing a magnetic block to adsorb the film on the outer wall of the ferromagnetic pipeline. However, due to the problems of large density of the tube rows, small space between the tubes, large tube diameter and the like, the film is not firmly fixed and easily drops, so that the timeliness of the film shooting detection cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ferromagnetism boiler pipeline shooting appurtenance to solve the problem that proposes in the above-mentioned background art, through adding on original magnetic path and establishing the fixed bolster, can fix the film on the pipeline well, improve welding seam nondestructive test efficiency.

In order to achieve the above object, the utility model provides a following technical scheme:

the auxiliary tool for shooting the ferromagnetic boiler pipeline comprises a magnetic block and a support connected to the magnetic block, wherein the support comprises two symmetrical bent pipes which are clamped on two sides of the pipeline, one end of each bent pipe is connected with the magnetic block, and the other end of each bent pipe is bent towards a magnetic attraction surface of the magnetic block.

As a further aspect of the present invention: the elbow includes a horizontal segment and a curved segment.

As a further aspect of the present invention: the bracket also comprises a connecting pipe which is integrally connected with the end parts of the two horizontal sections; the magnetic block comprises a magnetic block body and a convex block connected to the non-magnetic attraction surface of the magnetic block body, the connecting pipe is provided with an outline matched with the convex block, and the connecting pipe surrounds the periphery of the convex block and is fixedly connected with the convex block.

As a further aspect of the present invention: the magnetic block further comprises a pull piece connected to the protruding block.

As a further aspect of the present invention: the magnetic block further comprises a pull ring pivoted on the protruding block.

As a further aspect of the present invention: the support is made of elastic metal.

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

the utility model discloses in, the return bend has certain elasticity, and the interval of two return bends can be finely tuned through external force, and the return bend makes the film of placing between return bend and pipeline firmly the cladding at the pipeline outer wall from the pipeline both sides with its centre gripping, fixed reliable, is particularly useful for the scattered mouthful of collection case mouth, row's mouth, position difficulty and detects when the film, and the film is difficult for dropping, and detection efficiency and quality obviously improve.

The bending section of the bent pipe is bent towards the upper part of the pipeline, so that the contact surface of the rubber sheet and the pipeline is increased, and the clamping is firmer. The whole support can be made of welding wires and other elastic metal materials quickly, the engineering site can use local materials, and the practicability is high.

Drawings

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

FIG. 2 is a schematic view of the installation of the present invention;

in the figure: the magnetic block comprises a 1-magnetic block, a 11-magnetic block body, a 12-convex block, a 13-pull piece, a 14-pull ring, a 2-bracket, a 21-bent pipe, a 211-horizontal section, a 212-bending section, a 22-connecting pipe, a 3-pipeline and a 4-film.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the products of the present invention are usually placed when used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element to which the term refers must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-2, in an embodiment of the present invention, an auxiliary tool for taking pictures of a ferromagnetic boiler pipeline includes a magnet 1 and a bracket 2 connected to the magnet 1. The bracket 2 is made of welding wires and comprises two symmetrical bent pipes 21 which are clamped on two sides of the pipeline 3, one end of each bent pipe 21 is connected with the magnetic block 1, and the other end of each bent pipe 21 is bent towards the magnetic attraction surface of the magnetic block 1. The bent pipe 21 has certain elasticity, and the distance between the two bent pipes 21 can be finely adjusted by external force. The two bent pipes 21 clamp the pipe 3 from two sides, so that the rubber sheet 4 placed between the bent pipes 21 and the pipe 3 is firmly coated on the outer wall of the pipe 3.

Further, the bent pipe 21 includes a horizontal section 211 and a curved section 212 which are integrally connected, when the curved section 212 holds the film 4, both ends of the film 4 can be bent upwards due to the elasticity of the film, the curved section 212 is tangent to the outer wall of the pipe 3, and the curved section 212 is bent towards the upper side of the pipe 3 to further help to increase the contact surface between the film 4 and the pipe 3, so that the holding is firmer.

Further, the bracket 2 further comprises a connecting pipe 22 connected to the ends of the two horizontal sections 211; the overall shape of the bracket is similar to a western style food fork with only two fork teeth, and the distance between the two fork teeth can be changed. The magnetic block 1 comprises a magnetic block body 1 and a convex block 12 integrally connected to a non-magnetic attraction surface of the magnetic block body 11. The connecting tube 22 has a contour matched with the protrusion 12, and the connecting tube 22 is welded around the protrusion 12, and the horizontal section 211 is parallel to the magnetic attraction surface of the magnetic block body 1.

Furthermore, the magnetic block 1 further comprises a pull piece 13 connected to the protruding block 12, the magnetic block 1 can be conveniently separated from the pipeline 3 by pulling the pull piece 3, and the operation is labor-saving. The magnetic block 1 further comprises a pull ring 14 pivoted on the protrusion 12, the pull ring 4 can rotate relative to the protrusion 12, and the attraction position of the magnetic block 1 can be changed by pulling the pull ring 4 along the length direction of the pipeline 3.

Further, as mentioned above, the bracket 2 is made of welding wire, and in other embodiments, the bracket 2 may be made of other kinds of elastic metal, such as spring steel, beryllium copper, etc., as long as the elastic metal has elasticity and certain strength and toughness. The thickness of the support 2 can be tailored to the thickness of the pipe 3.

Fig. 2 is a schematic view (bottom view) of the auxiliary tool holding the film 4, when the utility model is in use, the film 4 is firstly arranged and placed on the bent pipe 21; adsorbing the magnetic block 1 on the pipe wall of the pipeline 3, placing a weld mark at the position of the elbow pipe 21, and making the weld mark; and performing ray operation after the preparation of the whole process is completed, and quickly and efficiently performing the next detection after the detection is completed.

When the boiler pipe adopts the bracket to carry out ray operation, particularly when the detection is carried out on the opening of a header, the discharge opening and the scattered opening with difficult position, the detection efficiency and the quality are obviously improved.

Although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such descriptions are provided for clarity, and it is understood that the specification is incorporated herein by reference, and the embodiments described in each embodiment may be combined as appropriate to form other embodiments, which will be apparent to those skilled in the art.

Therefore, the above description is only a preferred embodiment of the present application, and is not intended to limit the scope of the present application; all changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims (6)

1. The utility model provides a ferromagnetism boiler pipeline shooting appurtenance, includes magnetic path (1), its characterized in that still includes connect in support (2) on magnetic path (1), support (2) include two symmetry be used for the centre gripping at pipeline (3) both sides return bend (21), return bend (21) one end is connected with magnetic path (1), the other end to the magnetic surface of inhaling of magnetic path (1) crooked setting.

2. The tool of claim 1, wherein the elbow (21) comprises a horizontal segment (211) and a curved segment (212).

3. The auxiliary tool for radiography of a ferromagnetic boiler pipe as claimed in claim 2, wherein the bracket (2) further comprises a connecting pipe (22) integrally connected to the ends of the two horizontal sections (211); the magnetic block (1) comprises a magnetic block body (11) and a convex block (12) connected to a non-magnetic attraction surface of the magnetic block body (11), the connecting pipe (22) is provided with a profile matched with the convex block (12), and the connecting pipe (22) surrounds the periphery of the convex block (12) and is fixedly connected with the convex block.

4. The auxiliary tool for radiography of a ferromagnetic boiler pipe as claimed in claim 3, wherein the magnetic block (1) further comprises a pulling piece (13) connected to the protrusion (12).

5. The tool as claimed in claim 3, wherein the magnet block (1) further comprises a pull ring (14) pivotally connected to the protrusion (12).

6. The auxiliary tool for radiography of a ferromagnetic boiler pipe as claimed in claim 1, wherein the material of the support (2) is elastic metal.

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