CN210549051U

CN210549051U - Ground pipeline welding accelerates cooling device

Info

Publication number: CN210549051U
Application number: CN201921435192.3U
Authority: CN
Inventors: 罗如岗; 宋海生; 梁阳
Original assignee: Tianjin Yibinding Oilfield Engineering Technology Co Ltd
Current assignee: Tianjin Yibinding Oilfield Engineering Technology Co Ltd
Priority date: 2019-08-31
Filing date: 2019-08-31
Publication date: 2020-05-19
Anticipated expiration: 2029-08-31

Abstract

The utility model discloses a ground pipeline welding accelerates cooling device relates to pipeline welding cooling technology field. The utility model discloses a welding wire pipe, welding wire pipe both ends all install with welding wire pipe inner chamber matched with support, swing joint has the cooling tube on the support, the cooling tube both ends are fixed with first closing plate, the second closing plate through the bolt respectively, the cooling tube includes inner tube and outer tube, the inner tube surface passes through backup pad and outer tube internal surface fixed connection, form the water cavity between inner tube surface and the outer tube internal surface, inner tube internal surface axial equidistance is provided with the absorber plate, be fixed with the play tuber pipe that runs through the outer tube on the inner tube, it is linked together with the inner chamber of inner tube to go out the tuber pipe. The utility model discloses a setting takes the warm tube of water cavity, letting in the cooling water at the cooling tube inside and cooling off the air that lets in, simultaneously, can absorb the inside heat of pipeline, the pipeline is blown off along with the air current with the heat absorption of pipeline welding department to refrigerated air current, has improved thermal absorption rate for cooling rate has practiced thrift operating time, has improved work efficiency.

Description

Ground pipeline welding accelerates cooling device

Technical Field

The utility model belongs to the technical field of the pipeline welding cooling, especially, relate to a ground pipeline welding accelerates cooling device.

Background

In the welding process, the temperature between the front and rear welding layers needs to be reduced to a certain temperature range, and then the next welding seam can be welded, as more heat can be generated in the welding process, the heat can make the temperature of the welding seam and a heat affected zone very high, especially when a relatively long pipeline pipe is welded, the temperature of the welding seam is reduced very slowly under the condition of natural cooling, especially the temperature is high in summer, and the temperature is reduced very slowly when one welding seam is welded, so that the welding efficiency is seriously influenced. More particularly, when welding certain special materials, such as line pipes of stainless steel, too slow cooling during welding affects the microstructure transformation, and therefore, faster cooling is more necessary during welding to obtain more ferrite structure.

The prior publication CN208879978U (a device for accelerating cooling in pipeline welding) includes a fixed bracket and an air pipe; one end of the fixed support is connected with the pipeline pipe to be welded, and the other end of the fixed support is connected with the vent pipe and is used for fixedly connecting the vent pipe and the pipeline pipe to be welded; one end of the vent pipe is communicated with the pipe of the pipeline pipe to be welded, the other end of the vent pipe can be communicated with compressed air, although the temperature can be reduced, the communicated air is sprayed out by the air pump, the cooling air is not processed, the temperature difference between the cooling air and the ambient environment is almost the same, and the temperature reduction rate is slower.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ground pipeline welding accelerates cooling device, through cooling down to refrigerated air, improves welding cooling rate, and it is slow to have solved current pipeline welding cooling device cooling rate, and the problem that takes time for the cooling.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a ground pipeline welding accelerates cooling device, including the welding wire pipe, the welding wire pipe both ends all install with welding wire pipe inner chamber matched with support, swing joint has the cooling tube on the support.

The cooling pipe comprises an inner pipe and an outer pipe, the outer surface of the inner pipe is fixedly connected with the inner surface of the outer pipe through a supporting plate, a water cavity is formed between the outer surface of the inner pipe and the inner surface of the outer pipe, heat absorbing plates are arranged on the inner surface of the inner pipe in an axial direction and in an equal distance mode, air outlet pipes penetrating through the outer pipe are fixed on the inner pipe, and the air outlet pipes are communicated with the inner cavity of the inner pipe.

An air inlet pipe matched with the inner cavity of the inner pipe penetrates through the axis of the first sealing plate, a water inlet pipe communicated with the water cavity penetrates through the first sealing plate, and a water outlet pipe communicated with the water cavity penetrates through the second sealing plate.

Further, the support comprises an outer ring plate, an arc-shaped extension plate is arranged on one surface of the outer ring plate, and a connecting ring matched with the cooling pipe is fixed inside the outer ring plate.

Further, the backup pad sets up at water intracavity inner layer annular equidistance, and has seted up the through hole in the backup pad.

Further, the outer diameter of the outer ring plate is equal to or larger than the outer diameter of the welding wire pipe, and the outer diameter of the arc-shaped extension plate is the same as the inner diameter of the welding wire pipe and is equal to the axis of the welding wire pipe barrel.

The utility model discloses following beneficial effect has:

the utility model discloses a setting takes the warm tube of water cavity, letting in the cooling water at the cooling tube inside and cooling off the air that lets in, simultaneously, can absorb the inside heat of pipeline, the pipeline is blown off along with the air current with the heat absorption of pipeline welding department to refrigerated air current, has improved thermal absorption rate for cooling rate has practiced thrift operating time, has improved work efficiency.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the ground pipeline welding accelerated cooling device of the present invention;

FIG. 2 is a schematic diagram of the top left view of FIG. 1;

FIG. 3 is a schematic structural view of the cross section of FIG. 1;

FIG. 4 is a schematic view of the structure of the bracket and the cooling pipe of the present invention;

FIG. 5 is a schematic structural view of the cooling tube of the present invention;

fig. 6 is a schematic structural view of the first sealing plate of the present invention;

fig. 7 is a schematic structural view of the bracket of the present invention;

fig. 8 is a schematic structural view of the second sealing plate of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-welding wire pipe, 2-bracket, 201-outer ring plate, 202-arc extension plate, 203-connecting ring, 3-cooling pipe, 301-inner pipe, 302-outer pipe, 303-supporting plate, 304-water cavity, 305-heat absorbing plate, 306-air outlet pipe, 4-first sealing plate, 401-air inlet pipe, 402-water inlet pipe, 5-second sealing plate and 501-water outlet pipe.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-8, the present invention relates to a cooling device for accelerating the welding of a ground pipeline, which comprises a welding wire tube 1, a bracket 2 fitted with the inner cavity of the welding wire tube 1 is installed at both ends of the welding wire tube 1, and a cooling tube 3 is movably connected to the bracket 2.

The both ends of cooling pipe 3 are respectively through bolt fastening has first closing plate 4, second closing plate 5, cooling pipe 3 includes inner tube 301 and outer tube 302, inner tube 301 surface passes through backup pad 303 and outer tube 302 internal surface fixed connection, form water cavity 304 between inner tube 301 surface and the outer tube 302 internal surface, inner tube 301 internal surface axial equidistance is provided with absorber plate 305, be fixed with the play tuber pipe 306 that runs through outer tube 302 on the inner tube 301, it is linked together with the inner chamber of inner tube 301 to go out tuber pipe 306, inner tube 301 and outer tube 302 material all have the good metal of heat conductivility such as copper to make with the absorber plate 305 material is the same, be convenient for conduct heat.

An air inlet pipe 401 matched with the inner cavity of the inner pipe 301 penetrates through the axis of the first sealing plate 4, the air inlet pipe 401 is communicated with the air outlet end of the air pump, an air inlet pipe 402 communicated with the water cavity 304 penetrates through the first sealing plate 4, the air inlet pipe 402 is communicated with external water supply equipment, cooling water is input into the water cavity 304 inside the cooling pipe 3, and an water outlet pipe 501 communicated with the water cavity 304 penetrates through the second sealing plate 5.

The bracket 2 comprises an outer ring plate 201, an arc-shaped extension plate 202 is arranged on one surface of the outer ring plate 201, and a connecting ring 203 matched with the cooling pipe 3 is fixed inside the outer ring plate 201.

Wherein, the backup pad 303 sets up at the inside annular equidistance of water cavity 304, and has seted up the through hole on the backup pad 303, makes things convenient for the inside water in water cavity 304 to circulate.

Wherein, the outer diameter of the outer ring plate 201 is equal to or larger than the outer diameter of the welding wire pipe 1, and the outer diameter of the arc extension plate 202 is the same as the inner diameter of the welding wire pipe 1 and is the same as the axis of the cylinder of the welding wire pipe 1.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a ground pipeline welding accelerates cooling device, includes welding wire pipe (1), its characterized in that: the two ends of the welding wire pipe (1) are respectively provided with a bracket (2) matched with the inner cavity of the welding wire pipe (1), and the brackets (2) are movably connected with a cooling pipe (3);

the cooling structure comprises a cooling pipe (3), wherein a first sealing plate (4) and a second sealing plate (5) are fixed at two ends of the cooling pipe (3) respectively through bolts, the cooling pipe (3) comprises an inner pipe (301) and an outer pipe (302), the outer surface of the inner pipe (301) is fixedly connected with the inner surface of the outer pipe (302) through a supporting plate (303), a water cavity (304) is formed between the outer surface of the inner pipe (301) and the inner surface of the outer pipe (302), heat absorbing plates (305) are axially arranged on the inner surface of the inner pipe (301) at equal intervals, air outlet pipes (306) penetrating through the outer pipe (302) are fixed on the inner pipe (301), and the air outlet pipes (306) are;

an air inlet pipe (401) matched with an inner cavity of the inner pipe (301) penetrates through the axis of the first sealing plate (4), an water inlet pipe (402) communicated with the water cavity (304) penetrates through the first sealing plate (4), and a water outlet pipe (501) communicated with the water cavity (304) penetrates through the second sealing plate (5).

2. A ground pipeline welding accelerated cooling device according to claim 1, characterized in that the bracket (2) comprises an outer ring plate (201), an arc extension plate (202) is arranged on one surface of the outer ring plate (201), and a connecting ring (203) matched with the cooling pipe (3) is fixed inside the outer ring plate (201).

3. The accelerated cooling device for welding ground pipelines according to claim 1, characterized in that the supporting plates (303) are annularly and equidistantly arranged in the water cavity (304), and through holes are formed in the supporting plates (303).

4. A ground pipeline welding accelerated cooling device according to claim 2, characterized in that the outer ring plate (201) has an outer diameter equal to or larger than the outer diameter of the welding pipeline (1), and the outer diameter of the arc-shaped extension plate (202) is the same as the inner diameter of the welding pipeline (1) and is coaxial with the welding pipeline (1).