CN216462586U

CN216462586U - Water-cooling device for welding heavy workpieces

Info

Publication number: CN216462586U
Application number: CN202122521045.1U
Authority: CN
Inventors: 束继华; 杨鹏; 钟时
Original assignee: Wuhan Runzida Petroleum Chemistry Equipment Co ltd
Current assignee: Wuhan Runzida Petroleum Chemistry Equipment Co ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-05-10
Anticipated expiration: 2031-10-20

Abstract

The utility model provides a water-cooling device for welding heavy workpieces, which comprises: the water tank is a tank body with an open top; the first support platform is arranged at the bottom in the water tank and used for supporting a workpiece; the supporting platforms II are multiple, the supporting platforms II are distributed at the bottoms in the water tanks in an annular mode by taking the supporting platforms I as centers, and the supporting platforms II are used for supporting and limiting workpieces. The water-cooling device for welding heavy workpieces, provided by the utility model, has the advantages that the structure is simple, the use is convenient, in the welding process, the lower surface of the bottom plate is directly contacted with cold water, the heat generated in the welding process can be rapidly cooled, the molten metal generated in the welding process is rapidly solidified, the overflow phenomenon of the molten metal can be effectively avoided, the generation of the welding beading phenomenon can be effectively avoided, and the welding quality is ensured.

Description

Water-cooling device for welding heavy workpieces

Technical Field

The utility model relates to the technical field of heavy workpiece welding equipment, in particular to a water-cooling device for welding heavy workpieces.

Background

According to the normal production flow, heavy workpieces are basically manufactured by assembling and welding, as shown in fig. 1, a thick-wall heavy workpiece 1 is also manufactured by welding, the thick-wall heavy workpiece comprises a base plate 101, an annular outer peripheral ring 102 is integrally formed on the outer edge of the upper surface of the base plate 101, an inner retainer ring 103 is arranged on the upper surface of the base plate 101 in the middle of the outer peripheral ring 102, and a plurality of connecting pieces 104 are arranged between the inner retainer ring and the outer peripheral ring, wherein the inner retainer ring 103 is welded on the upper surface of the base plate 101, one side of each connecting piece is welded on the outer wall of the inner retainer ring, the other side of each connecting piece is welded on the inner wall of the outer peripheral ring, and the lower surfaces of the connecting pieces are welded on the upper surface of the base plate; the heavy workpiece with the thick wall is about 800kg in weight, the thicknesses of the outer peripheral ring, the inner retainer ring and the connecting sheet are about 2cm, the heavy workpiece is manufactured by full-length welding, and a large amount of welding beading is easily generated in the welding process to influence the welding quality.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides a water-cooling device for welding heavy workpieces, which comprises:

the water tank is a tank body with an open top;

the first support platform is arranged at the bottom in the water tank and used for supporting a workpiece;

and the supporting platforms II are multiple, the supporting platforms II are annularly distributed at the bottoms in the water pool by taking the supporting platforms I as the center, and the supporting platforms are used for supporting and limiting workpieces.

Furthermore, the first support table comprises a first support column and a support plate, the first support column is arranged in the middle of the inner bottom wall of the water pool, and the support plate is arranged at the top of the first support column.

Further, prop up a supporting bench two and include support column two, limiting plate, support column two is the annular distribution and is in bottom in the pond, the limiting plate setting is corresponding the top of support column two.

Furthermore, the cross section of the limiting plate is stepped.

Further, the top of pond one side is provided with the inlet tube, and the bottom of opposite side is provided with the drain pipe, be provided with the drain valve on the drain pipe.

Furthermore, a liquid level meter is arranged in the water pool and connected with the PLC.

The water-cooling device for welding heavy workpieces, provided by the utility model, has the advantages that the structure is simple, the use is convenient, in the welding process, the lower surface of the bottom plate is directly contacted with cold water, the heat generated in the welding process can be rapidly cooled, the molten metal generated in the welding process is rapidly solidified, the overflow phenomenon of the molten metal can be effectively avoided, the generation of the welding beading phenomenon can be effectively avoided, and the welding quality is ensured.

Drawings

FIG. 1 is a schematic structural view of a prior art thick walled heavy work piece;

FIG. 2 is a schematic structural diagram of a water-cooled cooling device for welding heavy workpieces, provided by the utility model;

FIG. 3 is a schematic top view of a first and a second support platforms in the water tank according to the present invention;

1, thick-wall heavy workpieces; 101. a base plate; 102. a peripheral ring; 103. an inner retainer ring; 104. connecting sheets; 2. a pool; 201. a water inlet pipe; 202. a drain pipe; 203. a drain valve; 3. a support plate; 301. a first supporting column; 4. a limiting plate; 401. a second supporting column; 5. a liquid level meter.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 2 and 3, the utility model provides a water-cooling device for welding heavy workpieces, which comprises: the device comprises a water tank 2, a first support table and a second support table, wherein the water tank 2 is a tank body with an open top; the first support platform is arranged at the bottom in the water tank 2 and used for supporting a workpiece; the supporting platforms II are multiple, the supporting platforms II are distributed at the bottoms in the water pools 2 in an annular mode by taking the supporting platforms I as centers, and the supporting platforms II are used for supporting and limiting workpieces. A water inlet pipe 201 is arranged at the top of one side of the water pool 2, a water outlet pipe 202 is arranged at the bottom of the other side of the water pool, a water outlet valve 203 is arranged on the water outlet pipe 202, and the water outlet valve can be a manual water outlet valve; the utility model discloses a water tank, including bottom plate 101, peripheral ring 102, water pump, water level gauge 5, be provided with level gauge 5 in the pond 2, level gauge 5 links to each other with the PLC controller, can understand, still include the water tank, be provided with the immersible pump in the shown water tank, outlet pipe on the immersible pump with the inlet tube is linked together, after placing bottom plate 101 and peripheral ring 102 on a supporting bench one, a supporting bench two, can start the immersible pump in order to with the cold water pump in the water tank to the pond in, the water level in the pond rises, the water level gauge detects the water level in the pond in real time and gives the PLC controller with water level information transfer, when the water level in the pond rises to bottom plate department, PLC controller control immersible pump stop work, at this moment, the lower surface and the cold water direct contact of bottom plate 101, alright begin to weld the upper surface at the bottom plate with interior retaining ring, afterwards, with a plurality of connection piece peripheral welding between peripheral ring and interior retaining ring one by one.

Supporting bench one includes support column 301, backup pad 3, support column 301 sets up the middle part of diapire in the pond 2, backup pad 3 sets up the top of support column 301. The second support table comprises second support columns 401 and a plurality of limiting plates 4, the second support columns 401 are annularly distributed at the bottom of the pool 2, and the plurality of limiting plates 4 are arranged at the tops of the corresponding second support columns 401; the cross-section of the limiting plate 4 is in a step shape, and the limiting plate in the step shape can be suitable for bottom plates in different sizes.

The working principle of the utility model is as follows:

when the device is used, the bottom plate 101 and the peripheral ring 102 are placed on the first support table and the second support table, the submersible pump can be started to pump cold water in the water tank into the water tank, the water level in the water tank rises, the liquid level meter monitors the water level in the water tank in real time and transmits water level information to the PLC, when the water level in the water tank rises to the bottom plate, the PLC controls the submersible pump to stop working, at the moment, the lower surface of the bottom plate 101 is directly contacted with the cold water, then welding work can be carried out, the inner retainer ring is firstly welded on the upper surface of the bottom plate, then a plurality of connecting sheets are welded between the peripheral ring and the inner retainer ring one by one, in the welding process, the lower surface of the bottom plate is directly contacted with the cold water, heat generated in the welding process can be rapidly cooled, molten metal generated in the welding process is rapidly solidified, and the phenomenon that the molten metal overflows can be effectively avoided, and further effectively avoiding the generation of welding beading phenomenon, thereby ensuring the welding quality. When the previous workpiece is welded and the next workpiece needs to be welded, the drain valve can be opened, the water with higher temperature in the water tank is discharged, then the drain valve is closed, and the submersible pump is started to carry out the procedures; when the next workpiece is welded after the previous workpiece is welded at a long interval, the water in the water tank can be naturally cooled by air so as to be recycled.

While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. A water-cooling heat sink for welding heavy work piece which characterized in that includes:

the water tank (2), the water tank (2) is a tank body with an open top;

the first support table is arranged at the bottom in the water tank (2) and is used for supporting a workpiece;

and the supporting platforms II are multiple, the supporting platforms II are distributed at the bottom in the water pool (2) in an annular mode by taking the supporting platforms I as the center, and the supporting platforms are used for supporting and limiting workpieces.

2. The water-cooled cooling device for welding heavy workpieces as claimed in claim 1, wherein the first support table comprises a first support column (301) and a support plate (3), the first support column (301) is arranged in the middle of the bottom wall in the water tank (2), and the support plate (3) is arranged at the top of the first support column (301).

3. The water-cooled cooling device for welding heavy workpieces according to claim 1, wherein the second supporting table comprises second supporting columns (401) and limiting plates (4), the second supporting columns (401) are annularly distributed at the bottom in the water tank (2), and the limiting plates (4) are arranged at the tops of the second supporting columns (401).

4. The water-cooled temperature reducing device for welding heavy workpieces as claimed in claim 3, wherein the cross section of the limiting plate (4) is stepped.

5. The water-cooling device for welding heavy workpieces according to claim 1, characterized in that a water inlet pipe (201) is arranged at the top of one side of the water tank (2), a water outlet pipe (202) is arranged at the bottom of the other side of the water tank, and a water outlet valve (203) is arranged on the water outlet pipe (202).

6. The water-cooled cooling device for welding heavy workpieces according to claim 5, wherein a liquid level meter (5) is arranged in the water tank (2), and the liquid level meter (5) is connected with a PLC (programmable logic controller).