CN203148236U - Novel graphite electrode sealing device - Google Patents
Novel graphite electrode sealing device Download PDFInfo
- Publication number
- CN203148236U CN203148236U CN 201320142019 CN201320142019U CN203148236U CN 203148236 U CN203148236 U CN 203148236U CN 201320142019 CN201320142019 CN 201320142019 CN 201320142019 U CN201320142019 U CN 201320142019U CN 203148236 U CN203148236 U CN 203148236U
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- graphite electrode
- sealing
- wall
- sealing shroud
- inwall
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- Vertical, Hearth, Or Arc Furnaces (AREA)
Abstract
The utility model belongs to the technical field of smelt electric heating equipment, and particularly relates to a novel graphite electrode sealing device. In the prior art, the problem of a poor sealing effect exists. The novel graphite electrode sealing device aims to solve the problem of the prior air and comprises a sealing cartridge and a gas conveying device, wherein the sealing cartridge is of an annular structure and arranged on a graphite electrode, an annular cavity is formed inside the sealing cartridge, one segment of the inner wall of the sealing cartridge is tightly connected with the outer wall of a graphite electrode in a matched mode through flexible sealing materials, a gap is reserved between the rest of the inner wall of the sealing cartridge and the outer wall of the graphite electrode, and the gas conveying device is communicated with the gap which is formed between the inner wall of the sealing cartridge and the outer wall of the graphite electrode. The novel graphite electrode sealing device has the advantages of being good in sealing effect and capable of reducing electrode consumption of a high-temperature region.
Description
Technical field
The utility model belongs to smelts the electric heating equipment technical field, is specifically related to a kind of novel graphite electrode sealing device.
Background technology
At present, graphite electrode is used more and more widely at ore-smelting electric furnace, but the electrode seals result of use is not good, main cause is that it is simple in structure, gap between electrode and the sealing device is bigger, does not reach the effect of sealing, causes a large amount of excessive influences of electric furnace flue gas to smelt environment, increase consumed electrode, the electric furnace thermal efficiency is low.
The utility model content
The purpose of this utility model provides a kind of novel graphite electrode sealing device, to solve the not good problem of prior art sealing effectiveness.
For solving the problem that prior art exists, the technical scheme that the utility model provides is: a kind of novel graphite electrode sealing device, comprise sealing shroud and air delivery device, described sealing shroud is circulus, sealing shroud is sheathed on the graphite electrode, sealing shroud inside is provided with toroidal cavity, one section of sealing shroud inwall is connected by the flexible sealing material tight fit with the graphite electrode outer wall, leave the space between sealing shroud inwall remainder and the graphite electrode outer wall, described air delivery device is communicated with space between sealing shroud inwall and the graphite electrode outer wall.
Described sealing shroud comprise from top to bottom connect successively be fixed lid, clamping sleeve and water-cooled framework, the ring-shaped cavity structure that described water-cooled framework is hollow, the inwall of water-cooled framework is provided with the fireclay insulating refractory layer, leave the space between fireclay insulating refractory layer and the graphite electrode outer wall, the upper end of fireclay insulating refractory layer compresses by clamping sleeve, is connected by the flexible sealing material tight fit between clamping sleeve and the graphite electrode outer wall.
Described air delivery device comprises air bag and the gas pipeline that is communicated with air bag, and described gas pipeline is communicated with space between sealing shroud inwall and the graphite electrode outer wall.
The utility model has following advantage and effect with respect to prior art:
(1) stop dust flue gas excessive, protection stokehold working environment;
(2) keep the electric furnace smelting work condition environment, be conducive to electric furnace and continue to smelt production;
(3) sealing effectiveness is good, reduces the high-temperature region consumption of electrode;
(4) energy efficient can improve the electric furnace thermal efficiency 5%.
Description of drawings
Fig. 1 is the utility model structural representation;
Wherein, 1-is fixed lid, 2-clamping sleeve, 3-water-cooled framework, 4-air bag, 5-fireclay insulating refractory layer, 6-flexible sealing material layer, 7-air inlet, 8-gas pipeline, 9-graphite electrode.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is elaborated:
With reference to Fig. 1, a kind of novel graphite electrode sealing device, comprise sealing shroud and air delivery device, described sealing shroud is circulus, sealing shroud is sheathed on the graphite electrode 9, and sealing shroud inside is provided with toroidal cavity, and one section of sealing shroud inwall is connected by the flexible sealing material tight fit with graphite electrode 9 outer walls, leave the space between sealing shroud inwall remainder and graphite electrode 9 outer walls, described air delivery device is communicated with space between sealing shroud inwall and graphite electrode 9 outer walls.
Described sealing shroud comprises from top to bottom that being fixed of connecting successively covers 1, clamping sleeve 2 and water-cooled framework 3, described water-cooled framework 3 is the ring-shaped cavity structure of hollow, the inwall of water-cooled framework 3 is provided with the fireclay insulating refractory layer, leave the space between fireclay insulating refractory layer and the graphite electrode outer wall, the upper end of fireclay insulating refractory layer compresses by clamping sleeve 2, is connected by flexible sealing material layer 6 tight fit between clamping sleeve 2 and the graphite electrode outer wall.
Described air delivery device comprises air bag 4 and the gas pipeline 8 that is communicated with air bag 4, and described gas pipeline 8 is communicated with space between sealing shroud inwall and the graphite electrode outer wall.
Design feature of the present invention as shown in drawings.Part among the figure (3) is the water-cooled frame structure, and the water-cooled framework is divided into upper and lower two-tiered water jacket, is designed to the bar hole structure at water-cooled frame structure undersetting, and when guaranteeing the adjustment of electrode on utmost point heart circle, whole sealing device can be along with the electrode adjustment.Air bag 4 is fixed on the outer wall of water-cooled framework 3, and gas pipeline 8 is connected with water-cooled framework 3 flexible sealings.Clamping sleeve 2 usefulness adjust and compress fireclay insulating refractory layer 5, and the while is as the following hold-down support of flexible sealing material layer 6.Be fixed and cover 1 for compressing flexible sealing material layer 6, when the electrode knee-action, prevent flexible sealing material layer 6 play, make it fully to contact with electrode, stop inner flue gas of the stove to leak.Nitrogen is sent in the air bag 4 by air inlet 7, by gas pipeline 8, makes between graphite electrode 9 and the fireclay insulating refractory layer 5 and forms gas annular column, suppresses the interior dust flue gas of stove and leaks.This sealing device characteristics novelty, comparatively practical.
Claims (3)
1. novel graphite electrode sealing device, it is characterized in that: comprise sealing shroud and air delivery device, described sealing shroud is circulus, sealing shroud is sheathed on the graphite electrode (9), sealing shroud inside is provided with toroidal cavity, one section of sealing shroud inwall is connected by the flexible sealing material tight fit with graphite electrode (9) outer wall, leaves the space between sealing shroud inwall remainder and graphite electrode (9) outer wall, and described air delivery device is communicated with space between sealing shroud inwall and graphite electrode (9) outer wall.
2. according to the described a kind of novel graphite electrode sealing device of claim 1, it is characterized in that: described sealing shroud comprise from top to bottom connect successively be fixed lid (1), clamping sleeve (2) and water-cooled framework (3), described water-cooled framework (3) is the ring-shaped cavity structure of hollow, the inwall of water-cooled framework (3) is provided with fireclay insulating refractory layer (5), leave the space between fireclay insulating refractory layer (5) and graphite electrode (9) outer wall, the upper end of fireclay insulating refractory layer (5) compresses by clamping sleeve (2), is connected by flexible sealing material layer (6) tight fit between clamping sleeve (2) and graphite electrode (9) outer wall.
3. according to claim 1 or 2 described a kind of novel graphite electrode sealing devices, it is characterized in that: described air delivery device comprises air bag (4) and the gas pipeline (8) that is communicated with air bag (4), and described gas pipeline (8) is communicated with space between sealing shroud inwall and graphite electrode (9) outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320142019 CN203148236U (en) | 2013-03-27 | 2013-03-27 | Novel graphite electrode sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320142019 CN203148236U (en) | 2013-03-27 | 2013-03-27 | Novel graphite electrode sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203148236U true CN203148236U (en) | 2013-08-21 |
Family
ID=48975753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320142019 Expired - Lifetime CN203148236U (en) | 2013-03-27 | 2013-03-27 | Novel graphite electrode sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203148236U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103604299A (en) * | 2013-12-03 | 2014-02-26 | 西安电炉研究所有限公司 | Electrode sealing device of electric large-scale titanium slag furnace |
| CN105241256A (en) * | 2015-11-16 | 2016-01-13 | 西安电炉研究所有限公司 | Elastic adjustment electrode sealing device for sealed electric furnace |
| CN108592640A (en) * | 2013-12-20 | 2018-09-28 | 魁北克9282-3087公司（加钛顾问公司） | For the electrode sealing in metallurgical furnace |
| CN111578719A (en) * | 2020-06-16 | 2020-08-25 | 中冶赛迪工程技术股份有限公司 | Electric furnace electrode sealing device |
-
2013
- 2013-03-27 CN CN 201320142019 patent/CN203148236U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103604299A (en) * | 2013-12-03 | 2014-02-26 | 西安电炉研究所有限公司 | Electrode sealing device of electric large-scale titanium slag furnace |
| CN103604299B (en) * | 2013-12-03 | 2015-05-13 | 西安电炉研究所有限公司 | Electrode sealing device of electric large-scale titanium slag furnace |
| CN108592640A (en) * | 2013-12-20 | 2018-09-28 | 魁北克9282-3087公司（加钛顾问公司） | For the electrode sealing in metallurgical furnace |
| CN108592640B (en) * | 2013-12-20 | 2020-09-01 | 魁北克9282-3087公司（加钛顾问公司） | Electrode seal for metallurgical furnace |
| CN105241256A (en) * | 2015-11-16 | 2016-01-13 | 西安电炉研究所有限公司 | Elastic adjustment electrode sealing device for sealed electric furnace |
| CN111578719A (en) * | 2020-06-16 | 2020-08-25 | 中冶赛迪工程技术股份有限公司 | Electric furnace electrode sealing device |
| CN111578719B (en) * | 2020-06-16 | 2024-05-14 | 中冶赛迪工程技术股份有限公司 | Sealing device for electric furnace electrode |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130821 |
|
| CX01 | Expiry of patent term |