Aluminum melting furnace facilitating installation of detection probe

Abstract

The utility model discloses an aluminum melting furnace convenient to install a detection probe, relates to the technical field of metallurgical detection, and aims to solve the problem that the detection probe is inconvenient to install in the conventional aluminum melting furnace. The furnace cover is provided with a through hole for a probe body to penetrate through, the upper surface of the furnace cover is connected with two fixing plates, the two fixing plates are symmetrically arranged relative to the through hole, the fixing plates are in threaded connection with push rods, the push rods penetrate through the fixing plates, and the push rods are in threaded connection with the fixing plates. The end, close to the through hole, of the push rod is rotationally connected with an arc-shaped clamping plate used for clamping the probe body.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of metallurgical detection, and specifically relates to a molten aluminum furnace convenient for installing detection probe. BACKGROUND

[0002] Aluminum alloy in the melting process liquid aluminum can react with water molecules to generate hydrogen, and dissolve into the aluminum liquid, when the aluminum liquid solidifies, hydrogen will be precipitated from the aluminum liquid, if the residual hydrogen content in the aluminum liquid is too high, the internal of the casting is very easy to form pores, thereby affecting the mechanical properties of the aluminum casting, causing the mechanical properties of the aluminum casting to decline, and seriously even causing the casting to be scrapped.

[0003] And in order to improve the quality of aluminum casting, usually need to carry out dehydrogenation and hydrogen measurement work to liquid aluminum, to determine the hydrogen content in the aluminum liquid, and accurately carry out degassing work to liquid aluminum. In the hydrogen measurement work, the commonly used methods are electrochemical method, pressure reduction solidification sample density determination method, pressure difference method, spectral analysis method and haibel method, wherein when the haibel method is used to detect hydrogen in the aluminum liquid, the detection probe is used to detect one end of the detection probe into the aluminum liquid, the other end is connected with the vacuum pump, hydrogen cylinder and the corresponding detection element, but there is no structure specially set for installing the detection probe on the existing molten aluminum furnace, which makes it very inconvenient to fix the probe to the upper part of the molten aluminum furnace, at the same time, since the temperature above the opening of the molten aluminum furnace is high, the pipeline for connecting the detection probe and the detection element installed on the detection probe work in high temperature environment for a long time, which will greatly reduce the service life. CONTENT OF THE UTILITY MODEL

[0004] In order to solve the above problems, that is, the existing molten aluminum furnace is not convenient for installing detection probe, the utility model provides a molten aluminum furnace convenient for installing detection probe, which comprises a furnace body, a furnace cover is rotatably connected to the furnace body, a through hole for penetrating the probe body is formed in the furnace cover, two fixed plates are connected to the upper surface of the furnace cover, the two fixed plates are symmetrically arranged about the through hole, a push rod is threadedly connected to the fixed plate, the push rod is arranged through the fixed plate, and an arc-shaped clamping plate is rotatably connected to one end of the push rod close to the through hole, so as to clamp the probe body.

[0005] By adopting the above technical scheme, the through hole can make the probe body extend into the furnace body, and then extend into the aluminum liquid in the furnace body. Under the action of the two push rods and the two clamping plates, the probe body can be clamped, so as to realize the purpose of fixing the probe body. Only by rotating the push rod can the clamping and loosening of the probe body be realized, so that the process of installing, dismounting and adjusting the depth of the probe body extending into the aluminum liquid is more simple and convenient.

[0006] The further setting of the utility model discloses: the one end of push rod is provided with rotary cap away from the through -hole.

[0007] Through adopting above-mentioned technical scheme, setting rotary cap can be more convenient to adjust push rod.

[0008] The further setting of the utility model discloses: the cooling cavity is set up in the furnace cover, still be provided with with the cooling cavity intercommunication's liquid inlet and liquid outlet on the furnace cover.

[0009] Through adopting above-mentioned technical scheme, the cooperation of liquid inlet and liquid outlet can make cooling liquid circulate in cooling cavity, further reach the purpose of cooling, cool the high temperature air that the furnace is upwardly emitted, avoid high temperature air to contact the pipeline and detection element that are connected on probe body, avoid that high temperature air can influence pipeline and detection element, cause its life to reduce.

[0010] The further setting of the utility model discloses: still be provided with heat insulation layer in the furnace cover.

[0011] Through adopting above-mentioned technical scheme, setting heat insulation layer can isolate the high temperature air that the furnace is upwardly emitted, further avoid that high temperature air can influence pipeline and detection element on probe body.

[0012] The further setting of the utility model discloses: heat insulation layer is set below cooling cavity.

[0013] Through adopting above-mentioned technical scheme, can avoid cooling cavity to be directly contacted with the high temperature air in the furnace, avoid that cooling cavity can influence the temperature in the furnace, further guarantee normal smelting temperature in the furnace.

[0014] The utility model discloses the beneficial effect is:

[0015] 1, through the mutual cooperation of fixed plate, push rod and clamping plate, can realize the purpose of probe body clamping and fixed, and only need to rotate push rod, can realize the clamping and loosening of probe body, further make the process of probe body's installation, disassembly and the depth of adjusting extension into aluminum liquid more simple and convenient.

[0016] 2, through setting cooling cavity and heat insulation layer, can avoid the high temperature air in the furnace to be upwardly emitted, further avoid that high temperature air can be contacted with the pipeline and detection element that are connected on probe body, improve the life of pipeline and detection element. DRAWINGS

[0017] Figure 1 The structure schematic diagram of the utility model discloses is shown.

[0018] Figure 2 The partial sectional view of the utility model discloses is shown.

[0019] Figure 3 A-A direction cross-sectional view is shown.

[0020] Reference signs: 1, furnace body; 2, furnace cover; 21, through hole; 22, cooling cavity; 221, liquid inlet; 222, liquid outlet; 23, heat insulation layer; 3, probe body; 4, fixed plate; 41, push rod; 411, clamping plate, 412, rotating cap. DETAILED DESCRIPTION

[0021] The preferred embodiments of the present application are described below with reference to the accompanying drawings. Those skilled in the art should understand that these embodiments are only used to explain the technical principles of the present application, and are not intended to limit the protection scope of the present application.

[0022] The utility model provides a kind of melt aluminium furnace of convenient installation detection probe, including furnace body 1, furnace body 1 is used to hold aluminium liquid, the opening end of furnace body 1 is provided with the furnace cover 2 of compatible, furnace cover 2 is connected with the side wall of furnace body 1 by rotating shaft rotation, to realize the purpose that furnace cover 2 can be turned over and open.

[0023] The center of furnace cover 2 is provided with through hole 21, probe body 3 is inserted into the aluminium liquid in furnace body 1 by through hole 21. Two fixed plates 4 are welded on the upper surface of furnace cover 2, two fixed plates 4 are symmetrically arranged about through hole 21, push rod 41 is threadedly connected on fixed plate 4, push rod 41 is perpendicular to fixed plate 4, rotating push rod 41 can make push rod 41 move along its length direction.

[0024] Push rod 41 is arranged in fixed plate 4; one end of push rod 41 close to through hole 21 is rotatably connected with clamping plate 411, clamping plate 411 is arranged as arc shape compatible with probe body 3, two clamping plates 411 are oppositely arranged, to clamp probe body 3.

[0025] When rotating two push rods 41, and push rod 41 moves towards the direction away from through hole 21, the spacing between two clamping plates 411 will gradually increase, and then probe body 3 is relaxed. When rotating two push rods 41, and push rod 41 moves towards the direction of through hole 21, the spacing between two clamping plates 411 will gradually decrease, and then probe body 3 is clamped.

[0026] Rotating cap 412 is welded on one end of push rod 41 away from through hole 21, and then it is more convenient to rotate push rod 41.

[0027] The interior of the furnace cover 2 is provided with a cooling cavity 22, the furnace cover 2 is provided with a liquid inlet 221 and a liquid outlet 222, one end of the liquid inlet 221 and the liquid outlet 222 is communicated with the cooling cavity 22, the other end of the liquid inlet 221 and the liquid outlet 222 extends out of the furnace cover 2 and is arranged to be connected with a circulating pipeline. The cooling liquid can be injected into the cooling cavity 22 through the liquid inlet 221, and the cooling liquid is selected to be water for cooling, but is not limited to water, and different cooling liquids can be selected according to actual conditions. The cooling liquid in the cooling cavity 22 can be discharged through the liquid outlet 222, so that the cooling liquid can circulate in the cooling cavity 22.

[0028] By arranging the cooling cavity 22, the high-temperature air emitted upward in the furnace can be cooled, so that the pipes and detection elements communicated with the probe body 3 are prevented from being contacted by the high-temperature air, and the pipes and detection elements are prevented from being affected by the high-temperature air, thereby prolonging the service life of the pipes and detection elements.

[0029] The furnace cover 2 is further provided with a heat insulation layer 23, the heat insulation layer 23 is embedded in the furnace cover 2, the heat insulation layer 23 is made of a material having insulation capacity, and the heat insulation layer 23 is arranged below the cooling cavity 22.

[0030] By arranging the heat insulation layer 23, the upward emission of the high-temperature air in the furnace is prevented, and the pipes and detection elements on the probe body 3 are further prevented from being affected by the high-temperature air. Meanwhile, by arranging the heat insulation layer 23 below the cooling cavity 22, the cooling cavity 22 is prevented from being directly contacted by the high-temperature air in the furnace, the cooling cavity 22 is prevented from affecting the temperature in the furnace, and the normal smelting temperature in the furnace is further ensured.

[0031] In summary, the probe body 3 can be clamped and fixed by the cooperation of the fixing plate 4, the push rod 41 and the clamping plate 411, the clamping and loosening of the probe body 3 can be realized by rotating the push rod 41, and the installation, disassembly and adjustment of the depth of the probe body 3 extending into the aluminum liquid are more simple and convenient. By arranging the cooling cavity 22 and the heat insulation layer 23, the upward emission of the high-temperature air in the furnace is prevented, and the pipes and detection elements communicated with the probe body 3 are prevented from being contacted by the high-temperature air, thereby prolonging the service life of the pipes and detection elements.

[0032] Although the utility model has been described with reference to the preferred embodiments, various improvements can be made and equivalent parts can be replaced without departing from the scope of the utility model, and in particular, the technical features mentioned in each embodiment can be combined in any way as long as there is no structural conflict. The utility model is not limited to the specific embodiments disclosed in the text, but includes all technical solutions falling within the scope of the claims.

[0033] In the description of the utility model, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and other terms indicating direction or positional relationship are based on the direction or positional relationship shown in the drawings, which is merely for the convenience of description, and does not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0034] In addition, it also needs to be explained that, in the description of the utility model, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be broadly understood, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0035] The term "includes" or any other similar term is intended to cover non-exclusive inclusion, so that the process, article or equipment / device including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or also includes the elements inherent in the process, article or equipment / device.

[0036] So far, the technical scheme of the utility model has been described in combination with the preferred embodiments shown in the drawings, but those skilled in the art can easily understand that the protection scope of the utility model is obviously not limited to these specific embodiments. Without deviating from the principles of the utility model, those skilled in the art can make equivalent changes or replacements to related technical features, and the technical scheme after the changes or replacements will fall within the protection scope of the utility model.

Claims

1. A molten aluminium furnace facilitating installation of a detection probe, characterised in that: The utility model relates to a kind of probe fixing device, including furnace body (1), the furnace cover (2) is rotatably connected on the furnace body (1), the through hole (21) for being used to pass through the probe body (3) is set on the furnace cover (2), the upper surface of the furnace cover (2) is connected with two fixed plates (4), two the fixed plate (4) is symmetrically arranged about the through hole (21), threaded connection is carried out on the fixed plate (4) with push rod (41), the push rod (41) is set through the fixed plate (4), the end of the push rod (41) close to the through hole (21) is rotatably connected with arc clamping plate (411), to be used for clamping the probe body (3).

2. The aluminum melting furnace with a detection probe easily installed according to claim 1, characterized in that: The end of the push rod (41) away from the through hole (21) is provided with a rotating cap (412).

3. The aluminum melting furnace with a detection probe easily installed according to claim 1, characterized in that: A cooling cavity (22) is formed in the furnace cover (2).

4. The aluminum melting furnace with a detection probe easily installed according to claim 3, characterized in that: A heat insulation layer (23) is further arranged in the furnace cover (2).

5. The aluminum melting furnace with a detection probe for easy installation according to claim 4, characterized in that: The heat insulation layer (23) is arranged below the cooling cavity (22).

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