High-efficiency welding seam annealing inductor

Abstract

The utility model discloses a high-efficiency welding seam annealing inductor which comprises an inductive head, an outer side box body and a base, and the inductive head is composed of an inductive head effective heating surface, an inductive head non-heating surface and a laminated silicon steel sheet; a groove is formed in the upper end of the laminated silicon steel sheet, and the effective heating surface of the inductive head is embedded into the groove; the non-heating surface of the inductive head is a V-shaped copper plate surface, and the laminated silicon steel sheet is clamped in a V-shaped groove of the non-heating surface of the inductive head; teflon material layers are arranged on the two sides of a gap between the laminated silicon steel sheet and the non-heating surface of the inductive head, and an insulating epoxy plate is arranged at the bottom of the gap between the laminated silicon steel sheet and the non-heating surface of the inductive head. The effective heating surface of the inductive head is electrically connected with the non-heating surface of the inductive head; the outer box body surrounds the outside of the inductive head; and the outer box body is arranged on the base. The high-efficiency welding seam annealing inductor is specially used for welding seam annealing after butt joint of flat steel strips, and is simple and durable in design structure, high in heating efficiency and safe and reliable in operation.

Description

Technical Field

[0001] The utility model relates to a high-efficiency weld annealing inductor. Background Art

[0002] At present, the domestic weld annealing induction equipment has been booming, especially with the continuous development of my country's machinery manufacturing industry, the requirements for heat treatment process technology equipment in the fields of aerospace, automobiles and some high-end mechanical parts are constantly increasing, especially some equipment that requires special materials, special heat treatment applications, etc. As far as the current domestic situation is concerned, the weld annealing equipment for ordinary steel pipes is V-shaped or rectangular.

[0003] Disadvantages of traditional weld sensor output structure:

[0004] 1) Large leakage magnetic field with ineffective heating, low inductor efficiency;

[0005] 2) It has a strong magnetic attraction on the heated object. Utility Model Content

[0006] The purpose of the utility model is to overcome the defects of the prior art and provide a high-efficiency weld annealing inductor, which is specially used for weld annealing after butt-jointing of flat steel strips. The design structure is simple and durable, the heating efficiency is high, and the operation is safe and reliable.

[0007] The technical solution to achieve the above purpose is: a high-efficiency weld annealing sensor, including an induction head, an outer box and a base, wherein:

[0008] The induction head is composed of an effective heating surface of the induction head, a non-heating surface of the induction head and a laminated silicon steel sheet; a groove is provided at the upper end of the laminated silicon steel sheet, and the effective heating surface of the induction head is embedded in the groove; the non-heating surface of the induction head is a V-shaped copper plate surface, and the laminated silicon steel sheet is clamped in the V-shaped groove of the non-heating surface of the induction head;

[0009] Teflon material layers are arranged on both sides of the gap between the laminated silicon steel sheet and the non-heating surface of the induction head, and an insulating epoxy plate is arranged at the bottom of the gap between the laminated silicon steel sheet and the non-heating surface of the induction head;

[0010] The effective heating surface of the induction head is electrically connected to the non-heating surface of the induction head, the effective heating surface of the induction head is connected to the intermediate frequency power supply connection joint A, and the non-heating surface of the induction head is connected to the intermediate frequency power supply connection joint B;

[0011] The outer box surrounds the outside of the sensor head;

[0012] The outer box is arranged on the base.

[0013] In the above-mentioned high-efficiency weld annealing inductor, the intermediate frequency power supply connection joint A is a water-cooled joint.

[0014] In the above-mentioned high-efficiency weld annealing inductor, the outer box is made of insulating material.

[0015] In the above-mentioned high-efficiency weld annealing inductor, the side wall of the outer box body located above the effective heating surface of the induction head is made of high-temperature resistant insulating material.

[0016] In the above-mentioned high-efficiency weld annealing inductor, the intermediate frequency power supply connection joint A and the intermediate frequency power supply connection joint B are located outside the outer box.

[0017] The high-efficiency weld annealing inductor of the utility model is specially used for weld annealing after butt joint of flat steel strips. It has a simple and durable design structure, high heating efficiency, safe and reliable operation, and has the following advantages in practical applications:

[0018] (1) The non-heating ineffective magnetic circuit can be shielded and coupled to the greatest extent;

[0019] (2) Increase the ability to effectively heat the magnetic circuit;

[0020] (3) The efficiency of sensor heating can be better improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a front view of the high-efficiency weld annealing sensor of the utility model;

[0022] Figure 2 It is a side view of the high-efficiency weld annealing inductor of the utility model;

[0023] Figure 3 A top view of a high-efficiency weld annealing inductor according to the utility model;

[0024] Figure 4 It is a front view of the induction head of the high-efficiency weld annealing induction sensor of the utility model;

[0025] Figure 5 It is a side view of the induction head of the high-efficiency weld annealing inductor of the utility model;

[0026] Figure 6 A top view of the induction head of the high-efficiency weld annealing induction sensor of the utility model;

[0027] Figure 7 It is a front view of the outer box of the high-efficiency weld annealing sensor of the utility model;

[0028] Figure 8It is a side view of the outer box of the high-efficiency weld annealing inductor of the utility model;

[0029] Fig. 9 It is a top view of the outer box of the high-efficiency weld annealing inductor of the utility model. DETAILED DESCRIPTION

[0030] In order to enable those skilled in the art to better understand the technical solution of the utility model, the specific implementation method thereof is described in detail below in conjunction with the accompanying drawings:

[0031] See also Figures 1 to 9 The best embodiment of the utility model is a high-efficiency weld annealing sensor, which includes an induction head, an outer box body 6 and a base 7.

[0032] The induction head is composed of an effective heating surface 2 of the induction head, a non-heating surface 3 of the induction head and a laminated silicon steel sheet 5; a groove is provided at the upper end of the laminated silicon steel sheet 5, and the effective heating surface 2 of the induction head is embedded in the groove; the non-heating surface 3 of the induction head is a V-shaped copper plate surface, and the laminated silicon steel sheet 5 is sandwiched in the V-shaped groove of the non-heating surface 3 of the induction head; Teflon material layers 8 are provided on both sides of the gap between the laminated silicon steel sheet 5 and the non-heating surface 3 of the induction head, and an insulating epoxy plate 9 is provided at the bottom of the gap between the laminated silicon steel sheet 5 and the non-heating surface 3 of the induction head. The gap between the laminated silicon steel sheet 5 and the non-heating surface 3 of the induction head is isolated by the Teflon material layer and the epoxy insulating plate, which can shield and couple the non-heating invalid magnetic circuit to the greatest extent.

[0033] The effective heating surface 2 of the induction head is electrically connected to the non-heating surface 3 of the induction head. The effective heating surface 2 of the induction head is connected to the intermediate frequency power connection connector A1, and the non-heating surface 3 of the induction head is connected to the intermediate frequency power connection connector B4. The intermediate frequency power connection connector A1 adopts a connector with water cooling.

[0034] The outer box 6 surrounds the outside of the induction head; the outer box 1 is made of insulating material. The side wall of the outer box 6 located above the effective heating surface of the induction head is made of high temperature resistant insulating material. The outer box 6 is arranged on a base 7.

[0035] The intermediate frequency power connection joint A1 and the intermediate frequency power connection joint B4 are located outside the outer box 6 .

[0036] In the high-efficiency weld annealing inductor of the utility model, the medium-frequency power supply connection joint A1 with a water-cooling joint is connected to the effective heating surface 2 of the induction head, and the effective heating surface 2 of the induction head is electrically connected to the non-heating surface 3 of the induction head. The effective heating surface 2 of the induction head is embedded in the groove of the laminated silicon steel sheet 5, and the gap between the laminated silicon steel sheet 5 and the non-heating surface 3 of the induction head is isolated by the Teflon material layer and the epoxy insulation board. The non-heating surface 3 of the induction head is connected to the medium-frequency power supply connection joint B4, and an effective electrical connection is formed between the medium-frequency power supply connection joint A1 and the medium-frequency power supply connection joint B, which is used to generate a reasonable and effective electromagnetic induction area, form an effective heating heat-affected area, increase the ability of the effective heating magnetic circuit, and better improve the efficiency of the inductor heating.

[0037] In summary, the high-efficiency weld annealing sensor of the utility model is specially used for weld annealing after butt-jointing of flat steel strips, has a simple and durable design structure, high heating efficiency, and safe and reliable operation.

[0038] Those skilled in the art should recognize that the above embodiments are only used to illustrate the present invention, and are not intended to limit the present invention. As long as they are within the spirit of the present invention, any changes or modifications to the above embodiments will fall within the scope of the claims of the present invention.

Claims

1. A high-efficiency weld annealing inductor, characterized in that: It includes a sensor head, an outer box and a base, wherein: The induction head is composed of an effective heating surface of the induction head, a non-heating surface of the induction head and a laminated silicon steel sheet; a groove is provided at the upper end of the laminated silicon steel sheet, and the effective heating surface of the induction head is embedded in the groove; the non-heating surface of the induction head is a V-shaped copper plate surface, and the laminated silicon steel sheet is clamped in the V-shaped groove of the non-heating surface of the induction head; Teflon material layers are arranged on both sides of the gap between the laminated silicon steel sheet and the non-heating surface of the induction head, and an insulating epoxy plate is arranged at the bottom of the gap between the laminated silicon steel sheet and the non-heating surface of the induction head; The effective heating surface of the induction head is electrically connected to the non-heating surface of the induction head, the effective heating surface of the induction head is connected to the intermediate frequency power supply connection joint A, and the non-heating surface of the induction head is connected to the intermediate frequency power supply connection joint B; The outer box surrounds the outside of the sensor head; The outer box is arranged on the base.

2. A high-efficiency weld annealing inductor according to claim 1, characterized in that: The intermediate frequency power supply connection connector A is a connector with water cooling.

3. A high-efficiency weld annealing inductor according to claim 1, characterized in that: The outer box body is made of insulating material.

4. A high-efficiency weld annealing inductor according to claim 1 or 3, characterized in that: The side wall of the outer box body located above the effective heating surface of the induction head is made of high temperature resistant insulating material.

5. A high-efficiency weld annealing inductor according to claim 1 or 3, characterized in that: The intermediate frequency power connection joint A and the intermediate frequency power connection joint B are located outside the outer box.

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