CN219372626U

CN219372626U - Electrode device of sintering furnace

Info

Publication number: CN219372626U
Application number: CN202222568736.1U
Authority: CN
Inventors: 刘赞; 李应新; 王洲阳; 饶益凡; 胡威
Original assignee: Zhuzhou Ruidel Intelligent Equipment Co ltd
Current assignee: Zhuzhou Ruidel Intelligent Equipment Co ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-07-18
Anticipated expiration: 2032-09-27

Abstract

The utility model discloses an electrode device of a sintering furnace, which comprises a ceramic tube, a graphite electrode, a copper electrode and a fixing device, wherein the graphite electrode and the copper electrode are respectively arranged in the ceramic tube; the first end of the graphite electrode extends out of the first end of the ceramic tube, the second end of the copper electrode extends out of the second end of the ceramic tube, and the second end of the graphite electrode is connected with the second end of the copper electrode; the first end of graphite electrode is provided with places the portion, and fixing device sets up in the first end of placing the portion, and the second end of placing the portion is connected with the first end of graphite electrode, places the portion and is used for installing the electrode holder. The electrode holder is placed through the placement part, and the fixing device limits the position of the electrode holder, so that the connection between the graphite electrode and the electrode holder is more firm, the contact area between the graphite electrode and the electrode holder is increased, the electrode arcing phenomenon is reduced, the service life is prolonged, the quality of a product is improved, and the requirement of process assembly is met.

Description

Electrode device of sintering furnace

Technical Field

The utility model relates to the technical field of sintering furnaces, in particular to an electrode device of a sintering furnace.

Background

The electrode assembly is one of the important components of the sintering furnace and plays a critical role in sintering the product. At present, in the working operation process of a sintering furnace, the phenomenon of electrode arcing occurs at high temperature, the service life of the electrode can be shortened due to the increase of the arcing times, and the sintering product can be greatly influenced by quality.

In view of this, a new solution is needed to solve the above technical problems.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide an electrode device of a sintering furnace, which solves the problems related to electrode arcing by improving the assembly connection mode of an electrode and an electrode seat.

In order to achieve the above object, the present utility model provides an electrode device of a sintering furnace, comprising a ceramic tube, a graphite electrode, a copper electrode and a fixing device, wherein the graphite electrode and the copper electrode are respectively installed in the ceramic tube;

the first end of the graphite electrode extends out of the first end of the ceramic tube, the second end of the copper electrode extends out of the second end of the ceramic tube, and the second end of the graphite electrode is connected with the second end of the copper electrode;

the first end of graphite electrode is provided with places the portion, fixing device set up in place the first end of portion, place the second end of portion with the first end of graphite electrode is connected, place the portion and be used for the installation electrode holder.

In a further technical scheme, the fixing device comprises a fixing piece and a connecting piece, wherein the connecting piece is provided with a first connecting hole, the second end of the placing part is provided with a second connecting hole, and the fixing piece penetrates through the first connecting hole and is connected with the second connecting hole.

In a further technical scheme, the fixing piece is a straight thread, and the connecting piece is a gasket.

In a further technical scheme, the outer side of the placement part is recessed inwards to form a placement area, and the electrode holder is mounted in the placement area.

In a further technical scheme, the second end of the graphite electrode is inwards recessed to form a connecting hole, the first end of the copper electrode is outwards protruded to form a connecting part, and the connecting part stretches into the connecting hole to be connected with the graphite electrode.

In a further technical scheme, the second end of the ceramic tube is provided with a connecting flange, the ceramic tube is mounted on the connecting flange, and the copper electrode penetrates through the connecting flange.

In a further technical scheme, a water cooling device is arranged at the second end of the copper electrode.

In a further technical scheme, the second end of the copper electrode is provided with a mounting hole, and a water-cooled joint is arranged in the mounting hole.

Compared with the prior art, the utility model has the following technical effects:

according to the electrode device of the sintering furnace, the electrode seat is placed through the placement part, and the fixing device limits the position of the electrode seat, so that the connection between the graphite electrode and the electrode seat is more firm, the contact area between the graphite electrode and the electrode seat is increased, the electrode arcing phenomenon is reduced, the service life is prolonged, the quality of a product is improved, and the requirement of process assembly is met.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a cross-sectional view of the present utility model.

Description of main reference numerals:

the device comprises a 1-ceramic tube, a 2-graphite electrode, a 21-placing part, a 211-placing area, a 22-connecting hole, a 3-copper electrode, a 31-connecting part, a 4-fixing device, a 41-fixing piece, a 42-connecting piece, a 5-connecting flange, a 6-water cooling device and a 7-water cooling joint.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

Examples

1-2, an electrode device of a sintering furnace comprises a ceramic tube 1, a graphite electrode 2, a copper electrode 3 and a fixing device 4, wherein the graphite electrode 2 and the copper electrode 3 are respectively arranged in the ceramic tube 1;

the first end of the graphite electrode 2 extends out of the first end of the ceramic tube 1, the second end of the copper electrode 3 extends out of the second end of the ceramic tube 1, and the second end of the graphite electrode 2 is connected with the second end of the copper electrode 3;

the first end of the graphite electrode 2 is provided with a placement part 21, the fixing device 4 is arranged at the first end of the placement part 21, the second end of the placement part 21 is connected with the first end of the graphite electrode 2, and the placement part 21 is used for installing an electrode holder.

The fixing device 4 comprises a fixing piece 41 and a connecting piece 42, the connecting piece 42 is provided with a first connecting hole 22, the second end of the placing part 21 is provided with a second connecting hole 22, and the fixing piece 41 penetrates through the first connecting hole 22 and is connected with the second connecting hole 22.

The electrode holder is placed through the placement part 21, and the fixing device 4 limits the position of the electrode holder, so that the connection between the graphite electrode 2 and the electrode holder is more firm, the contact area between the graphite electrode 2 and the electrode holder is increased, the phenomenon of electrode arcing is reduced, the service life is prolonged, the quality of products is improved, and the requirements of process assembly are met.

In a further embodiment, the fixing member 41 is a straight screw, and the connecting member 42 is a spacer. It should be noted that, the gasket of this embodiment is made with carbon fiber material, makes electrode and electrode holder be connected more firmly through the cooperation of carbon fiber material's gasket and straight bolt, increases area of contact, reaches good assembly through the tight control spare part tolerance simultaneously. The contact failure caused by the prior point contact and line contact is optimized to the surface contact, so that the phenomenon of the contact failure is improved, and the occurrence of the electrode arcing problem caused by the contact failure is reduced.

In a further embodiment, the outer side of the placement portion 21 is recessed inward to form a placement area 211, and the electrode holder is mounted on the placement area 211. The electrode seat is sleeved on the placement part 21 of the graphite electrode 2 through the placement area 211, so that the contact area between the electrode seat and the graphite electrode 2 is enlarged, and the electrode seat is simple in structure and strong in stability.

In a further embodiment, the second end of the graphite electrode 2 is recessed inward to form a connection hole 22, and the first end of the copper electrode 3 is protruded outward to form a connection portion 31, and the connection portion 31 extends into the connection hole 22 to connect with the graphite electrode 2. By this arrangement, the connection between the graphite electrode 2 and the copper electrode 3 is made more stable.

In a further embodiment, the second end of the ceramic tube is provided with a connection flange 5, the ceramic tube is mounted on the connection flange 5, and the copper electrode 3 penetrates through the connection flange 5. By means of the arrangement, the ceramic tube is mounted on the connecting flange 5, and meanwhile the position of the copper electrode 3 is fixed, so that the structure of the whole electrode device is firmer.

In a further embodiment, the second end of the copper electrode 3 is provided with a water cooling device 6. The second end of the copper electrode 3 is provided with a mounting hole, and a water-cooling joint 7 is arranged in the mounting hole. The temperature of the electrode device is reduced through the arrangement of the water cooling device 6 and the water cooling joint 7, and the device is simple in structure and high in practicability.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it should be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art, provided that they meet the objectives of the utility model, such as: different combinations of specific embodiments, different combinations of distinguishing features.

Claims

1. An electrode device of a sintering furnace, which is characterized in that: the device comprises a ceramic tube, a graphite electrode, a copper electrode and a fixing device, wherein the graphite electrode and the copper electrode are respectively arranged in the ceramic tube;

2. An electrode assembly for a sintering furnace according to claim 1, wherein: the fixing device comprises a fixing piece and a connecting piece, wherein the connecting piece is provided with a first connecting hole, the second end of the placing part is provided with a second connecting hole, and the fixing piece penetrates through the first connecting hole and is connected with the second connecting hole.

3. An electrode assembly for a sintering furnace according to claim 2, wherein: the fixing piece is a straight thread, and the connecting piece is a gasket.

4. An electrode assembly for a sintering furnace according to claim 2 or 3, characterized in that: the outside of placing the portion inwards sunken formation places the district, the electrode holder install in place the district.

5. An electrode assembly for a sintering furnace according to claim 1, wherein: the second end of the graphite electrode is inwards recessed to form a connecting hole, the first end of the copper electrode is outwards protruded to form a connecting part, and the connecting part stretches into the connecting hole to be connected with the graphite electrode.

6. An electrode assembly for a sintering furnace according to claim 1, wherein: the second end of the ceramic tube is provided with a connecting flange, the ceramic tube is installed on the connecting flange, and the copper electrode penetrates through the connecting flange.

7. An electrode assembly for a sintering furnace according to claim 1, wherein: and a water cooling device is arranged at the second end of the copper electrode.

8. An electrode assembly for a sintering furnace according to claim 7, wherein: the second end of the copper electrode is provided with a mounting hole, and a water-cooled joint is arranged in the mounting hole.