Humidifier protective atmosphere mixing device for oriented silicon steel decarburization production

Abstract

The utility model discloses a protective atmosphere mixing device of a humidifier for oriented silicon steel decarburization production, which belongs to the technical field of oriented silicon steel decarburization devices and comprises a mixing tank, an air inlet pipe, an air outlet pipe and an air outlet pipe. The gas collecting hood is connected to the mixing tank and covers the opening of the mixing tank, and a gas outlet pipe is arranged on the gas collecting hood; a flow guide member; gas such as nitrogen and hydrogen enters the flow guide part from different gas inlet pipes, the direction of the gas is changed after the gas impacts the inner wall of the flow guide part, so that the gas is premixed in the flow guide part, the premixed gas enters the turbulent flow gaps, the direction of the gas is changed multiple times under the action of the turbulent flow plates, and the gas flow is uniform. According to the decarburization device, mixing of gas in the turbulent flow channel is achieved, the gas continues to flow, impacts the mixing pore plate and changes the direction, remixing of the gas is achieved, the mixed gas flows into the humidifier from the gas outlet pipe under the flow guiding effect of the gas collecting hood, uniform mixing of protective atmosphere is achieved, and the stability of the decarburization effect is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model belongs to oriented silicon steel decarburization device technical field especially relates to a humidifier protective atmosphere mixing device for oriented silicon steel decarburization production. BACKGROUND

[0002] Oriented silicon steel refers to the cold rolled electrical steel containing 2.9%~3.5% Si, and the steel plate crystal organization has certain rule and direction, and in the oriented silicon steel, carbon is a kind of harmful element, and at high temperature, carbon and hydrogen in protective atmosphere react to generate methane and other gases, thereby realizing decarburization.

[0003] At present, nitrogen and hydrogen in protective atmosphere directly flow into humidifier, so that the mixing of protective atmosphere is uneven, and the decarburization effect is influenced. UTILITY MODEL CONTENTS

[0004] The utility model discloses a humidifier protective atmosphere mixing device for oriented silicon steel decarburization production.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme: a humidifier protective atmosphere mixing device for oriented silicon steel decarburization production, it includes:

[0006] The mixing tank is a coverless rotary container.

[0007] The gas collecting hood is connected to the mixing tank and covers the opening of the mixing tank, and the gas collecting hood is provided with a gas outlet pipe.

[0008] The flow guide piece is an umbrella-shaped rotary body, which is connected to the bottom of the mixing tank, and a turbulence gap is formed between the flow guide piece and the inner wall of the mixing tank.

[0009] The mixing hole plate is connected in the mixing tank, and the mixing hole plate is located between the gas collecting hood and the flow guide piece.

[0010] The plurality of gas inlet pipes are inclined and connected to the mixing tank, and the ends of the plurality of gas inlet pipes extend to the inside of the flow guide piece.

[0011] The plurality of turbulence plates are arranged in the turbulence gap and connected to the outer wall of the flow guide piece, and the turbulence channel is formed between the adjacent two turbulence plates.

[0012] Further description of the above technical scheme:

[0013] The gas collecting hood is funnel-shaped.

[0014] Further description of the above technical scheme:

[0015] The spoiler is in S shape.

[0016] As a further description of the above technical solution:

[0017] The spoiler is provided with a screw rod, and a plurality of screw holes are formed in the outer wall of the flow guide member, and the screw rod is screwed in any one of the screw holes.

[0018] As a further description of the above technical solution:

[0019] The axis of the mixing tank coincides with the axis of the flow guide member.

[0020] As described above, due to the adoption of the above technical solution, the beneficial effects of the present application are:

[0021] In the present application, nitrogen, hydrogen and other gases enter the inside of the flow guide member through different gas inlet pipes, change direction after impacting the inner wall of the flow guide member, and pre-mix the gases in the flow guide member. The pre-mixed gases enter the spoiler gap, change direction multiple times under the action of the spoiler, realize the mixing of the gases in the spoiler channel, continue to flow and impact the mixing hole plate and change direction, realize the re-mixing of the gases, and the mixed gases flow into the humidifier from the gas outlet pipe under the flow guiding action of the gas collecting cover, realizing the uniform mixing of the protective atmosphere and ensuring the stability of the decarburization effect. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is an overall structure schematic view of a humidifier protective atmosphere mixing device for oriented silicon steel decarburization production.

[0023] Figure 2 It is an explosion view of a humidifier protective atmosphere mixing device for oriented silicon steel decarburization production.

[0024] Figure 3 It is a sectional view of a humidifier protective atmosphere mixing device for oriented silicon steel decarburization production. Figure 1

[0025] Figure 4 It is a sectional view of a humidifier protective atmosphere mixing device for oriented silicon steel decarburization production. Figure 2

[0026] LEGEND:

[0027] 1, mixing tank; 2, gas collecting cover; 3, gas outlet pipe; 4, flow guide member; 5, spoiler gap; 6, mixing hole plate; 7, gas inlet pipe; 8, spoiler; 9, spoiler channel; 10, screw rod; 11, screw hole. DETAILED DESCRIPTION

[0028] ​​The technical solutions in the embodiments of the present application will be clearly and completely described with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0029] Please refer to Figures 1-4 The present application provides a technical solution: a humidifier protective atmosphere mixing device for decarburization production of oriented silicon steel, comprising:

[0030] The mixing tank 1 is a coverless rotary container.

[0031] The gas collecting hood 2 is connected to the mixing tank 1 and covers the opening of the mixing tank 1, and the gas collecting hood 2 is provided with a gas outlet pipe 3.

[0032] The flow guide 4 is an umbrella-shaped rotary body, which is connected to the bottom of the mixing tank 1, and a turbulence gap 5 is formed between the flow guide 4 and the inner wall of the mixing tank 1.

[0033] The mixing hole plate 6 is connected in the mixing tank 1, and the mixing hole plate 6 is located between the gas collecting hood 2 and the flow guide 4.

[0034] The plurality of gas inlet pipes 7 are arranged obliquely and connected to the mixing tank 1, and the ends of the plurality of gas inlet pipes 7 extend into the interior of the flow guide 4.

[0035] The plurality of turbulence plates 8 are arranged in the turbulence gap 5 and connected to the outer wall of the flow guide 4, and a turbulence channel 9 is formed between any two adjacent turbulence plates 8.

[0036] The gas collecting hood 2 is funnel-shaped, has a concentrating and guiding effect on the mixed gas, and makes the mixed gas flow out of the gas outlet pipe 3 smoothly.

[0037] The turbulence plate 8 is S-shaped, which can change the flow direction of the gas, so that the gas is better mixed.

[0038] The turbulence plate 8 is provided with a screw rod 10, the outer wall of the flow guide 4 is provided with a plurality of screw holes 11, and the screw rod 10 is screwed in any screw hole 11, so as to facilitate the disassembly and assembly of the turbulence plate 8 on the flow guide 4.

[0039] The axis of the mixing tank 1 coincides with the axis of the flow guide 4.

[0040] Working principle: first, nitrogen hydrogen and other gases from different gas inlet pipe 7 into the inside of the flow guide 4, the gas impact flow guide 4 after the inner wall changes direction, so that the gas in the flow guide 4 premixing, second, the premixed gas into the gap 5 under the action of spoiler 8 gas multiple changes direction, realize the gas in the flow channel 9 mixing, finally, the gas continues to flow and hit the mixing hole plate 6 and change direction, realize the gas mixing again, mixed after the gas under the guidance of the gas cover 2 from the gas outlet pipe 3 into the humidifier, realize the uniform mixing of protective atmosphere, ensure the stability of decarburization effect.

[0041] The above description is only the preferred embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A humidifier protective atmosphere mixing device for decarburization production of grain-oriented silicon steel, characterized in that: include: Mixing tank (1), which is an open-top rotating container; A gas collection hood (2) is connected to the mixing tank (1) and covers the opening of the mixing tank (1). A gas outlet pipe (3) is provided on the gas collection hood (2). The guide (4) is an umbrella-shaped rotating body. The guide (4) is connected to the bottom of the mixing tank (1), and a turbulence gap (5) is formed between the guide (4) and the inner wall of the mixing tank (1). A mixing orifice plate (6) is connected inside the mixing tank (1), and the mixing orifice plate (6) is located between the gas collection hood (2) and the flow guide (4); Multiple air intake pipes (7) are arranged at an angle and connected to the mixing tank (1), and the ends of the multiple air intake pipes (7) extend into the interior of the guide (4); Multiple spoilers (8) are disposed within the spoiler gap (5) and connected to the outer wall of the guide member (4), and a spoiler channel (9) is formed between two adjacent spoilers (8).

2. The humidifier protective atmosphere mixing device for decarburization production of grain-oriented silicon steel according to claim 1, characterized in that, The gas collection hood (2) is funnel-shaped.

3. The humidifier protective atmosphere mixing device for decarburization production of grain-oriented silicon steel according to claim 1, characterized in that, The spoiler (8) is S-shaped.

4. The humidifier protective atmosphere mixing device for decarburization production of grain-oriented silicon steel according to claim 3, characterized in that, The spoiler (8) is provided with a screw (10), and the outer wall of the guide (4) is provided with a plurality of screw holes (11), and the screw (10) is screwed into any of the screw holes (11).

5. A humidifier protective atmosphere mixing device for decarburization production of grain-oriented silicon steel according to claim 1, characterized in that, The axis of the mixing tank (1) coincides with the axis of the guide (4).

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