Safety protection door of experimental electric furnace

Abstract

The utility model discloses a safety protection door of an experimental electric furnace, which belongs to the technical field of experimental electric furnaces and comprises an electric furnace box and a door plate, a hinge is arranged on one side of the door plate, one side of the door plate is connected with the electric furnace box through the hinge, and a heat insulation layer is arranged on one side, close to the electric furnace box, of the door plate. An installation groove is formed in the side, close to the door plate, of the electric furnace box, a sealing assembly is arranged in the installation groove, and a first auxiliary sealing assembly and a second auxiliary sealing assembly are arranged on the two sides of the door plate correspondingly. The sealing strip can be tightly attached to the heat insulation layer, the sealing effect is improved, and meanwhile the sealing effect between the electric furnace box and the door plate can be further improved under the action of the first auxiliary sealing assembly and the second auxiliary sealing assembly.

Description

TECHNICAL FIELD

[0001] The utility model relates to experimental electric furnace technical field more specifically, relate to a kind of safety protection door of experimental electric furnace. BACKGROUND

[0002] Electric furnace is the heating furnace that the electric energy in furnace is converted into heat to heat workpiece, electric furnace can be divided into resistance furnace, induction furnace, electric arc furnace, plasma furnace, electron beam furnace etc., compared with fuel furnace, the advantages of electric furnace are: furnace atmosphere is easy to control;Material is heated fast;Heating temperature is high;Temperature is easy to control;Production process is relatively easy to realize mechanization and automation;Labor health condition is good;Thermal efficiency is high;Product quality is good, and more environmentally friendly, conducive to alleviating the increasingly serious environmental problems, and furnace body and door should have good sealing design between, prevent hot gas, smoke leakage, reduce heat loss.

[0003] Chinese patent authorization announcement No. CN215337707U provides a kind of experimental electric furnace, this patent is by being set to handle bar drives screw rod rotation, screw rod drives moving plate to move forward, moving plate drives heated object to move forward, make heated object move to the outside of box body, avoid operator to stretch hand into furnace body, cause hand scald, improve safety, by being set to handle bar drives top plate rotation, simultaneously, also drive annular slide block on the inner surface of annular slide groove sliding, facilitate the rotation of heated object, multi-angle observation, by setting above structure, with the advantage that safety is higher.

[0004] In the above patent, the corresponding sealing assembly is not provided between the furnace body and the door, and in use, hot gas or harmful substances may leak, which poses a certain safety hazard.Therefore, the utility model provides a safety protection door of experimental electric furnace to solve the deficiencies in the prior art. UTILITY MODEL CONTENT

[0005] 1. Technical problem to be solved

[0006] In view of the problems existing in the prior art, the purpose of the utility model is to provide a safety protection door of experimental electric furnace, which is closed when the door plate is closed, and the heat insulation layer on the inner side of the door plate is pressed on the sealing strip, the sealing strip is extruded by the sliding plate, the spring is compressed, the spring supports the sliding plate and the sealing strip, so that the sealing strip can be tightly attached to the heat insulation layer, improve the sealing effect, and the sealing effect between the electric furnace box and the door plate can be further improved under the action of the first auxiliary sealing assembly and the second auxiliary sealing assembly.

[0007] 2. Technical scheme

[0008] To solve the above problems, the utility model adopts the following technical scheme.

[0009] The utility model provides an experimental electric furnace's safety shield door, including electric furnace box and door board, one side of door board is equipped with hinge, one side of door board is connected with electric furnace box through hinge, one side of door board is equipped with heat insulating layer close to electric furnace box, the side of electric furnace box close to door board is equipped with the installation groove, the installation groove is equipped with sealing assembly, sealing assembly includes the slide that sets up in the installation groove the slide is uniformly fixedly connected with a plurality of springs between the inner wall of installation groove, one side of slide away from spring is equipped with sealing strip, the side of sealing strip away from slide is pasted with heat insulating layer outer wall, the both sides of sealing strip close to slide one end are all fixedly connected with convex strip, and the convex strip is connected with the inner side of installation groove, the recess that is seted up in the side of sealing strip close to slide is equipped with, both sides of door board are equipped with first auxiliary sealing assembly and second auxiliary sealing assembly respectively.

[0010] Further, the first auxiliary sealing assembly is arranged on the side close to the hinge, the first auxiliary sealing assembly comprises an arc-shaped plate fixedly connected with the door plate, an arc-shaped groove is formed in the inner wall of the electric furnace box, and a sealing gasket is fixedly installed in the arc-shaped groove and attached to the outer wall of the arc-shaped plate.

[0011] Further, the second auxiliary sealing assembly is arranged on the side away from the hinge, a groove is formed in the inner wall of the electric furnace box, the second auxiliary sealing assembly comprises a first sealing gasket arranged in the groove, a first magnet is fixedly connected to one side of the first sealing gasket, and a first recess is formed in the first sealing gasket.

[0012] Further, a first installation groove is formed in the electric furnace box and communicated with the groove, a second magnet is installed in the first installation groove, and the second magnet is magnetically attracted to the first magnet.

[0013] Further, the heat insulating layer comprises a high-temperature heat insulating layer, a glass fiber layer and a metal layer, the high-temperature heat insulating layer is fixedly connected with the inner wall of the door plate, the high-temperature heat insulating layer is fixedly connected with the glass fiber layer, and the glass fiber layer is fixedly connected with the metal layer.

[0014] Further, the thickness of the high-temperature heat insulating layer is set to 20-50 mm, the thickness of the glass fiber layer is set to 5-20 mm, and the thickness of the metal layer is set to 0.1-0.5 mm.

[0015] 3. Beneficial effects

[0016] Compared with the prior art, the utility model has the advantages that:

[0017] (1) The sealing assembly is arranged, when the door plate is closed, the heat insulation layer on the inner side of the door plate is laminated on the sealing strip, the sealing strip extrudes the sliding plate, the sliding plate is extruded by force and extrudes the spring, the spring supports the sliding plate, so that the sliding plate supports the sealing strip, the sealing strip can be tightly attached to the heat insulation layer, the sealing effect is improved, and the detachable design of the sealing strip facilitates timely replacement when the sealing strip is aged, damaged or fails.

[0018] (2) The first auxiliary sealing assembly and the second auxiliary sealing assembly are arranged, when the door plate is closed, the arc-shaped plate is extruded on the inner side of the arc-shaped groove, the sealing gasket is attached to the arc-shaped plate, and the side wall of the door plate is extruded on the first sealing gasket, so that the sealing effect can be improved.

[0019] (3) The heat insulation layer is arranged, the high-temperature heat insulation layer is mainly responsible for blocking the high temperature generated by the furnace body, the glass fiber layer has high temperature resistance and stability, and the heat insulation effect is further enhanced, and the metal layer is used for protecting the internal heat insulation material and enhancing the durability of the overall structure. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a structure schematic view of a safety protection door of an experimental electric furnace in the utility model;

[0021] Figure 2 It is a top view sectional view of a safety protection door of an experimental electric furnace in the utility model;

[0022] Figure 3 It is a structure schematic view of a sealing strip in the utility model Figure 2 It is an enlarged schematic view of A in the utility model;

[0023] Figure 4 It is an enlarged schematic view of B in the utility model Figure 2 It is an enlarged schematic view of B in the utility model;

[0024] Figure 5 It is a structure schematic view of a sealing strip in the utility model;

[0025] Figure 6 It is a structure schematic view of a heat insulation layer in the utility model.

[0026] MARK NO. EXPLANATION IN THE DRAWING:

[0027] 1, electric furnace box; 2, door plate; 3, heat insulation layer; 31, high-temperature heat insulation layer; 32, glass fiber layer; 33, metal layer; 41, sliding plate; 42, spring; 5, sealing strip; 51, convex strip; 52, inner groove; 61, arc-shaped plate; 62, sealing gasket; 71, first sealing gasket; 72, first magnet; 73, second magnet; 74, first inner groove. DETAILED DESCRIPTION

[0028] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described; obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application, and all other embodiments obtained by those skilled in the art without creative efforts on the basis of the embodiments of the present application belong to the scope of protection of the present application.

[0029] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom end" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the 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 therefore cannot be understood as limiting the present application. In addition, the terms "first", "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0030] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "sleeved / connected", "connected" and the like should be broadly understood, for example, "connected" can be fixedly connected, can be detachably connected, or integrally connected; can be mechanically connected, can be electrically connected; can be directly connected, can be indirectly connected through an intermediate medium, and can be connected inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0031] Please refer to Figures 1-6 A safety door of an experimental electric furnace, comprising an electric furnace box 1 and a door plate 2, one side of the door plate 2 is provided with a hinge, the door plate 2 is connected with the electric furnace box 1 through the hinge on one side, one side of the door plate 2 close to the electric furnace box 1 is provided with a heat insulation layer 3, a mounting groove is formed on one side of the electric furnace box 1 close to the door plate 2, a sealing assembly is arranged in the mounting groove, the sealing assembly comprises a sliding plate 41 slidingly arranged in the mounting groove, a plurality of springs 42 are uniformly and fixedly connected between the sliding plate 41 and the inner wall of the mounting groove, a sealing strip 5 is arranged on one side of the sliding plate 41 away from the springs 42, one side of the sealing strip 5 away from the sliding plate 41 is attached to the outer wall of the heat insulation layer 3, two sides of one end of the sealing strip 5 close to the sliding plate 41 are fixedly connected with protrusions 51, the protrusions 51 are clamped with the inner side of the mounting groove, an inner groove 52 is formed on one side of the sealing strip 5 close to the sliding plate 41, and the door plate 2 is respectively provided with a first auxiliary sealing assembly and a second auxiliary sealing assembly on both sides.

[0032] It should be noted that: in use, first install the sealing strip 5, the convex strip 51 is inserted into the installation groove, the convex strip 51 needs to be extruded to the middle part of the sealing strip 5, the inner recess 52 provides a deformation space for the convex strip 51, which facilitates the convex strip 51 to be inserted into the installation groove, so that the sealing strip 5 is directly inserted into the installation groove, and the installation of the sealing strip 5 is completed, which is simple and convenient to operate; when the door plate 2 is closed, the heat insulation layer 3 on the inner side of the door plate 2 is pressed on the sealing strip 5, the sealing strip 5 extrudes the sliding plate 41, the sliding plate 41 is extruded by the spring 42, the spring 42 is compressed, the spring 42 supports the sliding plate 41, so that the sliding plate 41 supports the sealing strip 5, so that the sealing strip 5 can be tightly attached to the door plate 2, the sealing effect is improved, and the sealing effect between the electric furnace box 1 and the door plate 2 is further improved through the first auxiliary sealing assembly and the second auxiliary sealing assembly.

[0033] In the embodiment of the utility model, please refer to Figure 2 and Figure 3 As shown, the first auxiliary sealing assembly is arranged on the side close to the hinge, the first auxiliary sealing assembly comprises an arc-shaped plate 61 fixedly connected with the door plate 2, an arc-shaped groove is formed in the inner wall of the electric furnace box 1, and a sealing gasket 62 is fixedly installed in the arc-shaped groove and attached to the outer wall of the arc-shaped plate 61.

[0034] It should be noted that: the arc-shaped plate 61 is semicircular in cross section and has good attachment effect; when the door plate 2 is closed, the arc-shaped plate 61 is extruded on the inner side of the arc-shaped groove, and the sealing gasket 62 is attached to the arc-shaped plate 61, so that the sealing effect is improved.

[0035] In the embodiment of the utility model, please refer to Figure 2 and Figure 4 As shown, the second auxiliary sealing assembly is arranged on the side away from the hinge, a groove is formed in the inner wall of the electric furnace box 1, the second auxiliary sealing assembly comprises a first sealing gasket 71 arranged in the groove, a first magnet 72 is fixedly connected to one side of the first sealing gasket 71, a first inner groove 74 is formed in the first sealing gasket 71, a first installation groove is formed in the electric furnace box 1 and communicated with the groove, a second magnet 73 is installed in the first installation groove, and the second magnet 73 is magnetically attracted to the first magnet 72.

[0036] It should be noted that: the first magnet 72 on the side wall of the first sealing gasket 71 is inserted into the first installation groove, at this time, the second magnet 73 is magnetically attracted to the first magnet 72, so that the first sealing gasket 71 is directly attached to the groove in the side wall of the electric furnace box 1, and the installation of the first sealing gasket 71 is completed, which is quick and convenient to operate; by arranging the first sealing gasket 71 to cover the side wall of the electric furnace box 1, when the door plate 2 is closed, the side wall of the door plate 2 is extruded on the first sealing gasket 71, so that the sealing effect is improved, and the first inner groove 74 provides a deformation space for the first sealing gasket 71.

[0037] In the embodiment of the utility model, please refer to Figure 2 And Figure 6 As shown in the figure, the heat insulation layer 3 includes high-temperature heat insulation layer 31, glass fiber layer 32 and metal layer 33, the high-temperature heat insulation layer 31 is fixedly connected with the inner wall of the door plate 2, the high-temperature heat insulation layer 31 and the glass fiber layer 32 are fixedly connected, the glass fiber layer 32 and the metal layer 33 are fixedly connected, the thickness of the high-temperature heat insulation layer 31 is set to 20-50 millimeters, the thickness of the glass fiber layer 32 is set to 5-20 millimeters, and the thickness of the metal layer 33 is set to 0.1-0.5 millimeters.

[0038] It should be noted that: the high-temperature heat insulation layer 31 is mainly responsible for blocking the high temperature generated by the furnace body, the glass fiber layer 32 has high temperature resistance and stability, the glass fiber layer 32 is located between the high-temperature heat insulation layer 31 and the metal layer 33, further enhancing the heat insulation effect, and the metal layer 33 is used for protecting the internal heat insulation material and enhancing the durability of the overall structure.

[0039] The working principle of the utility model is:

[0040] In use, first, install the sealing strip 5, insert the convex strip 51 into the installation groove, and the convex strip 51 needs to be extruded to the middle part of the sealing strip 5, the inner recess 52 provides a deformation space for the convex strip 51, facilitating the convex strip 51 to be clamped into the installation groove, so that the sealing strip 5 is directly inserted into the inside of the installation groove, the installation of the sealing strip 5 is completed, then the first sealing gasket 71 is inserted into the first installation groove through the first magnet 72 on the side wall of the first sealing gasket 71, at this time, the second magnet 73 and the first magnet 72 are magnetically attracted, so that the first sealing gasket 71 is directly attached to the recess on the side wall of the electric furnace box 1, and the installation of the first sealing gasket 71 is completed; when the door plate 2 is closed, the heat insulation layer 3 on the inner side of the door plate 2 is pressed on the sealing strip 5, the sealing strip 5 extrudes the sliding plate 41, the sliding plate 41 is extruded by the spring 42, the spring 42 is compressed, the spring 42 supports the sliding plate 41, so that the sliding plate 41 supports the sealing strip 5, so that the sealing strip 5 can be closely attached to the heat insulation layer 3, the sealing effect is improved, at the same time, the arc-shaped plate 61 is extruded in the arc-shaped groove, the sealing gasket 62 is attached to the arc-shaped plate 61, the side wall of the door plate 2 is extruded on the first sealing gasket 71, and the sealing effect is improved, the design of the first inner recess 74 provides a deformation space for the first sealing gasket 71, the heat insulation layer 3 on the inner side of the door plate 2 is pressed on the sealing strip 5 when the door plate 2 is closed, the sealing strip 5 extrudes the sliding plate 41, the spring 42 is compressed, the spring 42 supports the sliding plate 41 and the sealing strip 5, so that the sealing strip 5 can be closely attached to the heat insulation layer 3, the sealing effect is improved, and the sealing effect between the electric furnace box 1 and the door plate 2 can be further improved under the action of the first auxiliary sealing assembly and the second auxiliary sealing assembly.

[0041] The above merely describes a preferred embodiment of the present application; the scope of protection of the present application is not limited thereto. Any skilled person in the art, according to the technical scheme and improvement concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered in the scope of protection of the present application.

Claims

1. A safety door for an experimental electric furnace comprising an electric furnace tank (1) and a door panel (2), characterized in that: One side of the door plate (2) is provided with a hinge, one side of the door plate (2) is connected with the electric furnace box (1) through the hinge, one side of the door plate (2) close to the electric furnace box (1) is provided with a heat insulation layer (3), one side of the electric furnace box (1) close to the door plate (2) is provided with a mounting groove, the mounting groove is provided with a sealing assembly, the sealing assembly comprises a sliding plate (41) slidingly arranged in the mounting groove, a plurality of springs (42) are uniformly and fixedly connected between the sliding plate (41) and the inner wall of the mounting groove, one side of the sliding plate (41) away from the spring (42) is provided with a sealing strip (5), one side of the sealing strip (5) away from the sliding plate (41) is attached to the outer wall of the heat insulation layer (3), the sealing strip (5) is fixedly connected with a convex strip (51) on both sides of one end close to the sliding plate (41), the sealing strip (5) is provided with an inner groove (52) on one side close to the sliding plate (41), the door plate (2) is provided with a first auxiliary sealing assembly and a second auxiliary sealing assembly on both sides respectively.

2. A safety door for an experimental electric furnace as defined in claim 1, characterized in that: The first auxiliary sealing assembly is arranged on the side close to the hinge, the first auxiliary sealing assembly comprises an arc-shaped plate (61) fixedly connected with the door plate (2), an arc-shaped groove is formed in the inner wall of the electric furnace box (1), and a sealing gasket (62) is fixedly installed in the arc-shaped groove and attached to the outer wall of the arc-shaped plate (61).

3. A safety door for an experimental electric furnace as defined in claim 1, characterized in that: The second auxiliary sealing assembly is arranged on the side away from the hinge, a groove is formed in the inner wall of the electric furnace box (1), and the second auxiliary sealing assembly comprises a first sealing gasket (71) arranged in the groove, a first magnet (72) is fixedly connected to one side of the first sealing gasket (71), and a first inner groove (74) is formed in the first sealing gasket (71).

4. A safety door for an experimental electric furnace as defined in claim 3, characterized in that: A first mounting groove is formed in the electric furnace box (1) and communicated with the groove, and a second magnet (73) is installed in the first mounting groove, and the second magnet (73) is magnetically attracted to the first magnet (72).

5. The safety shield door for an experimental electric furnace as defined in claim 1 wherein: The heat insulation layer (3) comprises a high-temperature heat insulation layer (31), a glass fiber layer (32) and a metal layer (33), the high-temperature heat insulation layer (31) is fixedly connected with the inner wall of the door plate (2), the high-temperature heat insulation layer (31) and the glass fiber layer (32) are fixedly connected, and the glass fiber layer (32) and the metal layer (33) are fixedly connected.

6. A safety door for an experimental furnace as defined in claim 5, characterized in that: The thickness of the high-temperature heat insulation layer (31) is 20-50mm, the thickness of the glass fiber layer (32) is 5-20mm, and the thickness of the metal layer (33) is 0.1-0.5mm.

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