阅读说明：本技术 一种焊接薄板防变形导热散热装置 (Welding sheet metal shape heat conduction heat abstractor of preapring for an unfavorable turn of events ) 是由 高以波 王立栋 张伟鹏 徐庆涛 张则强 刘合峰 李贤华 程兴彬 于 2020-12-22 设计创作，主要内容包括：本发明涉及薄板焊接技术领域,具体涉及一种焊接薄板防变形导热散热装置,包括盖板、不锈钢丝网、磁铁、导热铜板、棉纤维填充材料、散热片；盖板连接不锈钢丝网；不锈钢丝网内填充棉纤维填充材料；不锈钢丝网外与散热片相连；散热片远离盖板的一面与导热铜板相连；导热铜板远离散热片的一面与磁铁相连。磁铁将装置牢固吸附在碳钢薄板的指定位置,焊接施工时产生的热量,会被装置吸收,导向散热片及浸过冷水的棉纤维填充材料,从而实现装置阻隔焊接热量向热影响区的扩散。装置质量好,安全易操作,可单独使用和组合使用以适应不同焊缝,减小薄板因焊接产生的热变形效果好,提高生产效率,可重复利用。(The invention relates to the technical field of thin plate welding, in particular to a deformation-preventing heat-conducting and heat-dissipating device for a welded thin plate, which comprises a cover plate, a stainless steel wire mesh, a magnet, a heat-conducting copper plate, a cotton fiber filling material and heat-dissipating fins, wherein the stainless steel wire mesh is arranged on the cover plate; the cover plate is connected with the stainless steel wire net; filling cotton fiber filling materials in the stainless steel wire mesh; the outside of the stainless steel wire mesh is connected with the radiating fin; one surface of the radiating fin, which is far away from the cover plate, is connected with the heat conducting copper plate; the heat conducting copper plate is connected with the magnet at the side far away from the radiating fin. The magnet firmly adsorbs the device at the appointed position of the carbon steel sheet, and heat generated in welding construction can be absorbed by the device and guided to the radiating fins and the cotton fiber filling material soaked in cold water, so that the device can prevent the welding heat from diffusing to a heat affected zone. The device has good quality, is safe and easy to operate, can be used independently and in combination to adapt to different welding seams, has good effect of reducing the thermal deformation of the thin plate caused by welding, improves the production efficiency, and can be repeatedly used.)

1. An anti-deformation heat conduction and dissipation device for a welded thin plate is characterized by comprising a cover plate, a stainless steel wire mesh, a magnet, a heat conduction copper plate, a cotton fiber filling material and a heat dissipation fin; the cover plate is connected with the stainless steel wire net; filling cotton fiber filling materials in the stainless steel wire mesh; the outside of the stainless steel wire mesh is connected with the radiating fin; one surface of the radiating fin, which is far away from the cover plate, is connected with the heat conducting copper plate; the heat conducting copper plate is connected with the magnet at the side far away from the radiating fin.

2. A deformation-preventing heat-conducting heat-dissipating device for a welded thin plate as claimed in claim 1, wherein the magnets comprise ferrite magnets, alnico, samarium cobalt, neodymium iron boron magnets, preferably neodymium iron boron magnets.

3. A welded thin plate anti-deformation heat conduction and dissipation device as claimed in claim 1, wherein the stainless steel wire mesh is 304 stainless steel wire mesh, and the wire with the specification of 150 meshes is 0.06mm thick and has 0.11mm holes.

4. The welded thin plate deformation-preventing heat-conducting and heat-dissipating device as claimed in claim 1, wherein the heat-conducting copper plate is preferably red copper.

5. A welded thin plate deformation-preventing heat-conducting heat-dissipating device as claimed in claim 1, wherein the cover plate is preferably an aluminum alloy.

6. A welded thin plate deformation-preventing heat-conducting heat-dissipating device as claimed in claim 1, wherein the heat sink is preferably an aluminum alloy.

7. The welded thin plate anti-deformation heat conduction and dissipation device as claimed in claim 1, wherein the lower surface of the heat conduction copper plate is formed into two steps, the recessed step section surface is connected with the magnet, and the protruding step section surface is in the same horizontal plane with the surface of the magnet far from the connection position.

8. The welded thin plate anti-deformation heat conduction and dissipation device as claimed in claim 1, wherein the number of magnets is at least 3, and the magnets are uniformly distributed.

9. The welded thin plate deformation-preventing heat-conducting and heat-dissipating device as claimed in claim 1, wherein the cover plate is connected to the stainless steel wire mesh in a manner of screw connection, glue joint, plug joint, or welding.

10. The welded thin plate anti-deformation heat conduction and dissipation device as defined in claim 1, wherein the stainless steel wire mesh is connected with the heat dissipation fins; the radiating fins are connected with the heat conducting copper plate; the heat-conducting copper plate is connected with the magnet in a threaded connection mode, a bonding mode, an inserting mode and a welding mode.

Technical Field

The invention relates to the technical field of thin plate welding, in particular to a deformation-preventing heat-conducting and heat-dissipating device for a welded thin plate.

Background

In the welding process, the sheet has small self-restraint degree, and the metal material has larger thermal expansion coefficient, so that the splashing wave deformation which is difficult to correct is easily generated.

The method for preventing deformation of the thin plate during welding comprises design measures, a reverse deformation method, a rigid fixing method, a reasonable welding sequence selection, a heat dissipation method and a self-weight method. Wherein the heat dissipation method comprises the following steps: when welding, the heat of the welding area is dissipated by a forced cooling method, and the heated area is forced to be greatly reduced, thereby achieving the purpose of reducing deformation.

In the prior art, when a thin plate is welded, a method of spraying cold water or coating heat insulation paste on a welding part is adopted to solve local deformation. However, the two methods have poor heat dissipation effect and low production efficiency, can still not well avoid the situation of local deformation, and have the problems of potential safety hazard and higher production cost. Thereby affecting the work schedule and causing economic loss. The inventors have discovered that new heat dissipation devices and methods need to be designed to address the problems encountered during heat dissipation.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide a welding thin plate deformation-preventing heat conduction and dissipation device to solve the problem caused by insufficient or uneven heat dissipation.

In order to achieve the purpose, the invention adopts the following technical scheme:

an anti-deformation heat conduction and dissipation device for a welded thin plate comprises a cover plate, a stainless steel wire mesh, a magnet, a heat conduction copper plate, a cotton fiber filling material and a heat dissipation fin; the cover plate is connected with the stainless steel wire net; filling cotton fiber filling materials in the stainless steel wire mesh; the outside of the stainless steel wire mesh is connected with the radiating fin; one surface of the radiating fin, which is far away from the cover plate, is connected with the heat conducting copper plate; the heat conducting copper plate is connected with the magnet at the side far away from the radiating fin. When the carbon steel sheet is welded, the device is arranged between 10mm and 15mm on two sides of a welding line, and the magnet on the device firmly adsorbs the device at a specified position. The heat generated during welding construction can be absorbed by the device and guided to the radiating fins and the cotton fiber filling material soaked in cold water, so that the device can prevent the welding heat from diffusing to a heat affected zone, the heated area is reduced greatly, and the purpose of reducing deformation is achieved.

Advantageous effects

One or more technical schemes that this application provided have following advantage or beneficial effect:

1. the heat conduction and radiation device has the advantages of simple structure, low difficulty in component processing and assembling processes, excellent material and easiness in realization. The heat conduction and radiation device has the advantages of good quality, easy operation, portability, independent use and combined use to adapt to different welding lines, safety, aging resistance, low cost, good effect, improvement on production efficiency and reusability.

2. The main body is made of high-quality red copper material, and has excellent heat conductivity and corrosion resistance; the radiating fins and the cover plate are made of high-quality aluminum alloy materials and have excellent heat conductivity, heat dissipation and corrosion resistance.

3. In the welding process, cold water can be sprayed to the stainless steel mesh or the device can be immersed into the cold water, the water enters through the holes of the stainless steel mesh, and the cotton fiber filling material is soaked to achieve the purpose of rapid cooling and can be recycled; the stainless steel mesh also serves to prevent the cotton fiber filler material from overflowing.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.

FIG. 1 is a front view of the overall structure in embodiment 1 of the present invention;

FIG. 2 is a top view of the overall structure in example 1 of the present invention;

FIG. 3 is a sectional view of the entire structure A-A in example 1 of the present invention;

in the figure: 1. a cover plate; 2. a stainless steel wire mesh; 3. a magnet; 4. a heat-conducting copper plate; 5. a cotton fiber filler material; 6. and a heat sink.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Just as the introduction of background art, the method that prior art adopted when welding the sheet metal radiating effect is poor, production efficiency is low, still can not avoid the local deformation condition well to there are the problem that production potential safety hazard and manufacturing cost are higher, to the above-mentioned problem, this application has proposed the welding sheet metal heat conduction heat abstractor that preapres for an unfavorable turn of events.

The anti-deformation heat conduction and dissipation device for the welded thin plate comprises a cover plate, a stainless steel wire mesh, a magnet, a heat conduction copper plate, a cotton fiber filling material and a heat dissipation fin; the cover plate is connected with the stainless steel wire net; filling cotton fiber filling materials in the stainless steel wire mesh; the outside of the stainless steel wire mesh is connected with the radiating fin; one surface of the radiating fin, which is far away from the cover plate, is connected with the heat conducting copper plate; the heat conducting copper plate is connected with the magnet at the side far away from the radiating fin. The magnet attracts, and the heat conduction copper conducts heat, takes away the heat through the evaporation of water in the radiating fins and the cotton fiber filling material, so that the heat generated locally in welding construction is absorbed by the device quickly, and the effect of quickly cooling is achieved. The device can prevent the welding heat from diffusing to the heat affected zone, and the heated area is reduced greatly, so as to reduce the deformation.

Further, the magnets include ferrite magnets, alnico, samarium cobalt, neodymium iron boron magnets, preferably neodymium iron boron magnets. The neodymium iron boron magnet has better magnetic property and can adsorb 640 times of weight of the neodymium iron boron magnet. The device is more tightly attached to the carbon steel sheet, heat generated in welding construction is absorbed and conducted, the heat radiating fins and the cotton fiber filling material soaked in cold water further absorb the heat to be radiated, the diffusion of the welding heat to a heat affected zone is effectively blocked, the heated area is forced to be greatly reduced, and the purpose of reducing deformation is achieved.

Furthermore, the stainless steel screen is 304 stainless steel screen, the specification is 150 meshes of 0.06mm thick holes and 0.11mm thick, and the stainless steel screen is tough, high in fatigue strength and ultrahigh in corrosion resistance.

Further, the heat conductive copper plate is preferably red copper. The device has excellent heat conductivity and corrosion resistance.

Further, the cover plate is preferably an aluminum alloy, and the fin is preferably an aluminum alloy. Further providing the device with excellent thermal conductivity, heat dissipation and corrosion resistance.

Furthermore, the lower surface of the heat-conducting copper plate is provided with two steps, the surface of the concave step section is connected with the magnet, and the surface of the convex step section and the surface of the magnet far away from the joint are positioned on the same horizontal plane. When the magnet adsorbs the carbon steel sheet, the heat dissipation device is closely attached to the area of the carbon steel sheet needing heat dissipation through the long block area protruding from the heat conduction copper plate, and the flat and close attachment enables the heat dissipation device to better absorb and conduct heat, so that the heat generated in welding construction is effectively guided to the heat dissipation fins and the cotton fiber filling material soaked in cold water.

Furthermore, the number of the magnets is at least 3, and the magnets are uniformly distributed. The device and the carbon steel sheet are fixed stably and tightly attached. The heat-conducting copper plate is better attached to the carbon steel sheet, so that local heat is absorbed and heat dissipation is better.

Further, the cover plate is connected with the stainless steel wire mesh in a mode of threaded connection, gluing, splicing and welding. The connection mode can be as required, and the mode that can open the change part in a flexible way is selected, makes the device overhaul easier, further increases the security of work.

Further, the stainless steel wire mesh is connected with the radiating fins; the radiating fins are connected with the heat conducting copper plate; the heat-conducting copper plate is connected with the magnet in a threaded connection mode, a bonding mode, an inserting mode and a welding mode. The connection mode that can not open is selected, is favorable to device inner structure compactness, and heat transfer is more high-efficient.

Example 1

In a typical embodiment of the present application, as shown in fig. 1 to 3, a welded thin plate deformation-preventing heat-conducting and heat-dissipating device, a cover plate 1 is connected to a stainless steel wire mesh 2; the stainless steel wire net 2 is filled with cotton fiber filling materials 5; the stainless steel wire net 2 is externally connected with a radiating fin 6; one surface of the radiating fin 6, which is far away from the cover plate 1, is connected with the heat conducting copper plate 4; the heat conducting copper plate 4 is connected with the magnet 3 at the surface far away from the heat radiating fin 6.

The lower surfaces of the heat-conducting copper plate 4 and the magnet 3 are flat, and the lower surfaces of the heat-conducting copper plate 4 and the magnet 3 are in the same horizontal plane. The cover plate 1 can be frame-shaped, so that the radiating fins 6 and the stainless steel wire mesh 2 are fixed more tightly, heat conduction in the device is facilitated, and the frame-shaped cover plate 1 is also beneficial to cold water absorbed by the cotton fiber filling material 5 to vaporize and radiate heat. It is also advantageous to make up cold water into the cotton fiber filling material 5. The connection mode of the device can be selected according to the requirement, the mode of flexibly opening and replacing parts is selected, the device is easier to overhaul, and the working safety is further improved.

Example 2

In the heat conduction and dissipation device for preventing deformation of the welded thin plate in this embodiment, the positional relationship and the connection relationship of the cover plate, the stainless steel wire mesh, the magnet, the heat conduction copper plate, the cotton fiber filling material, and the heat dissipation fins are the same as those in embodiment 1, and the shape can be adjusted correspondingly according to different welding and heat dissipation requirements.

The use method of the heat conduction and dissipation device comprises the following steps: when the carbon steel sheet is welded, the device is arranged between 10mm and 15mm on two sides of a welding seam, the magnet on the device firmly adsorbs the carbon steel sheet at a specified position, and the position of the heat-conducting copper plate is closer to the welding seam than the magnet. The heat generated during welding construction can be absorbed by the device through the heat-conducting copper plate, guided to the radiating fins and the cotton fiber filling material soaked in cold water, and cold water in the cotton fiber filling material is heated, vaporized and volatilized to take away the heat. And further, the device can prevent the welding heat from diffusing to the heat affected zone, and the heated area is forced to be greatly reduced, thereby achieving the purpose of reducing deformation. The device has good quality, is light and easy to operate. Can be used independently and in combination to adapt to different welding seams and ensure the safe operation of welding work. The device is aging-resistant, low in cost, good in heat dissipation effect, capable of improving production efficiency and capable of being repeatedly used.

In the welding process, cold water can be sprayed to the stainless steel mesh or the device can be immersed into the cold water, the water enters through the holes of the stainless steel mesh, and the cotton fiber filling material is soaked to achieve the purpose of rapid cooling and can be recycled; the stainless steel mesh also serves to prevent the cotton fiber filler material from overflowing.

Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.