CN201731759U - Severe magnesium leak accident preventing system of magnesium alloy melting furnace - Google Patents
Severe magnesium leak accident preventing system of magnesium alloy melting furnace Download PDFInfo
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- CN201731759U CN201731759U CN2010201645769U CN201020164576U CN201731759U CN 201731759 U CN201731759 U CN 201731759U CN 2010201645769 U CN2010201645769 U CN 2010201645769U CN 201020164576 U CN201020164576 U CN 201020164576U CN 201731759 U CN201731759 U CN 201731759U
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- magnesium
- leakage
- dish
- melting furnace
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Abstract
The utility model relates to a severe magnesium leak accident preventing system of a magnesium alloy melting furnace, which comprises a magnesium leak detecting device, a leaked magnesium collecting system which can fully accommodate magnesium liquid in the melting furnace and is easy to pull out from the furnace, and a timely started gas protection system, wherein the leaked magnesium collecting system is a leaked magnesium disc which is provided with double layers of bottom plates, and the upper bottom plate is tilted; the gas protection system delivers the gas to be protected to a breather pipe of the leaked magnesium disc, the breather pipe is arranged on the leaked magnesium disc and is arranged on a grate, and a first gas distributor which ensures the uniform distribution of the gas is arranged under the breather pipe and is communicated with the breather pipe via a vent hole; the magnesium leak detecting device comprises a liquid level probe used for detecting magnesium leak, and the liquid level probe is vertically arranged at the lower end of the upper bottom plate. The utility model has the advantages that the problem in safety protection of the severe leak accident of the magnesium alloy melting furnace is effectively solved, the leaked magnesium alloy can be recycled, and the system is flexible and convenient to install and debug and easy to maintain.
Description
Technical field
The utility model relates to a kind of severe magnesium leakage accident protection system for magnesium alloy melting furnace.
Background technology
Along with the extensive use of magnesium alloy in industries such as automobile, 3C Product, five metals, the magnesium alloy smelting Study on Technology also obtains paying attention to day by day.Magnesium and alloy thereof oxidizing fire and discharge a large amount of heat energy very easily in the melting engineering in case pernicious leakage accident takes place magnesium alloy melting furnace, will cause huge infringement to production environment and personnel.Therefore, it is extremely urgent significant to set up the pernicious leakage accident preventing mechanism of magnesium alloy melting furnace.
Leak the magnesium resist technology and comprise the protection and the recovery technology of leaking magnesium detection alarm technology, leaking magnesium liquid.At present, generally detect whether there is the leakage of magnesium liquid with pin type leakage method for detecting, and in time to system alarm; cut off the heating power supply; collect the magnesium liquid that flows out with container simultaneously, cover the magnesium liquid surface of leaking in the magnesium dish, stop the flash fire of leakage with Cosan, protection flux etc.These processing methods have the following disadvantages: although system has in time cut off melting furnace heating power supply, magnesium liquid is difficult to solidify at short notice (1), and therefore taking place may still have magnesium liquid constantly to flow out in melting furnace in the magnesium liquid leakage back long period; (2) have the save-all for spillage finite capacity that patent relates to now, need the melting furnace administrative staff constantly to change container, jeopardize melting furnace administrative staff safety, have bigger potential safety hazard; (3) MAG block that reclaims under protections such as sulphur, protection flux is difficult to be directly used in and produces, has bigger waste; (4) from fusing flow to process the container of collecting leakage with crucible, any safeguard measure is not taked in leakage, conflagration is very easily taken place, jeopardize equipment and personal security.
Summary of the invention
The utility model provide a kind of can detect in time that magnesium liquid leaks and report to the police, in time whole process prevents to leak the severe magnesium leakage accident protection system for magnesium alloy melting furnace that the flash fire of magnesium liquid, leakage can reuse.
The technical solution of the utility model:
Severe magnesium leakage accident protection system for magnesium alloy melting furnace is characterized in that: comprise and leak the magnesium checkout gear, can hold the interior magnesium liquid of melting furnace fully and be easy to the leakage magnesium gathering system of pulling out and the gas protection system that in time starts in stove; Described leakage magnesium gathering system is a leakage magnesium dish, and described leakage magnesium dish is provided with double walled floor, and described upper plate tilts; Described gas protection system comprises protective gas is transported to the Lou breather pipe of magnesium dish, described breather pipe is located on the described leakage magnesium dish, be loaded on the grate, the below of described breather pipe is provided with guarantees equally distributed first gas distributor of gas, is communicated with breather pipe by passage; Described leakage magnesium checkout gear comprises and is used to leak the level probe that magnesium detects that described level probe vertically stands on the lower end of upper plate.
Further, described level probe is fixed on the probe support of magnesium dish Lou, is provided with the ceramic gasket of insulation between itself and probe support.
Further, an anti-blockage structure is all established in the venthole of described first gas distributor top.
Further, described leakage magnesium dish both sides are provided with second gas distributor.
Further, described big capacity leakage magnesium dish is made by corrosion resistant plate.
Further, the side panel of described leakage magnesium dish tilts, and the dish open area is greater than the area of trying to get to the heart of a matter; Preferably, described leakage magnesium dish side panel and ground are 87 degree left and right sides angles.
Operation principle: when magnesium alloy drains to bilayer leakage magnesium dish from crucible; be installed on the Lou circuit connection of the level probe of magnesium dish; PLC detects leakage magnesium; automatically open the protective gas switch; the breather pipe and first gas distributor, second gas distributor are sent to space on the magnesium dish Lou to protective gas; in the magnesium alloy melting furnace chamber, form certain density protective atmosphere; prevent to reveal the oxidizing fire of magnesium alloy; wherein leak the magnesium dish and can catch whole leakages, avoided continuous replacing to leak the potential safety hazard that the magnesium container brings.After treating that the magnesium liquid cooling is but solidified, can directly extract Lou magnesium dish out, pour out the MAG block that solidifies under the gas shield, will leak assembly such as magnesium dish playback back and leak the magnesium protection system and can reuse again.
The beneficial effects of the utility model: the safeguard protection problem that efficiently solves the pernicious leakage accident of magnesium alloy melting furnace; The leakage magnesium alloy is recyclable; Installation and Debugging are flexible, be easy to safeguard.
Description of drawings
Fig. 1 is a front view of the present utility model.
Fig. 2 is a vertical view of the present utility model.
Fig. 3 is the structural representation of the utility model first gas distributor.
The specific embodiment
With reference to Fig. 1-3, severe magnesium leakage accident protection system for magnesium alloy melting furnace comprises and leaks the magnesium checkout gear, can hold the interior magnesium liquid of melting furnace fully and be easy to the leakage magnesium gathering system of pulling out and the gas protection system that in time starts in stove; Described leakage magnesium gathering system is a leakage magnesium dish 1, and described leakage magnesium dish 1 is provided with double walled floor, and described upper plate 2 tilts; Described gas protection system comprises protective gas is transported to the Lou breather pipe 3 of magnesium dish, described breather pipe 3 is located on the described leakage magnesium dish 1, be loaded on the grate, the below of described breather pipe 3 is provided with guarantees equally distributed first gas distributor 6 of gas, is communicated with breather pipe 3 by passage; Described leakage magnesium checkout gear comprises and is used to leak the level probe 4 that magnesium detects that described level probe 4 vertically stands on the lower end of upper plate 2.
Described level probe 4 is fixed on the probe support 5 of magnesium dish 1 Lou, itself and 5 ceramic gaskets that are provided with insulation of probe support.
An anti-blockage structure 7 is all established in the venthole top of described first gas distributor 6, and described anti-blockage structure 7 is U type baffle plates.
Described leakage magnesium dish 1 both sides are provided with second gas distributor 8.
Described leakage magnesium dish 1 is made by corrosion resistant plate.
The side panel of described leakage magnesium dish 1 tilts, and the dish open area is greater than the area of trying to get to the heart of a matter.
Operation principle: when magnesium alloy drains to bilayer leakage magnesium dish 1 from crucible; be installed on the Lou circuit connection of the level probe 5 of magnesium dish 1; PLC detects leakage magnesium; automatically open the protective gas switch; the breather pipe 3 and first gas distributor 6, second gas distributor 8 are sent to Lou space on the magnesium dish to protective gas; the oxidizing fire of anti-leak-stopping magnesium wherein leaks magnesium dish 1 and can catch whole leakages, has avoided continuous replacing to leak the potential safety hazard that the magnesium container brings.After treating that the magnesium liquid cooling is but solidified, can directly extract Lou magnesium dish out, pour out the MAG block that solidifies under the gas shield, will leak assembly such as magnesium dish playback back and leak the magnesium protection system and can reuse again.
Leaking the magnesium dish in the present embodiment is that the thick corrosion resistant plate of 3mm is made; Breather pipe and gas distributor are the stainless steel tube of external diameter 16mm, first gas distributor is an I-shaped structure, some ventholes that evenly distribute on it are provided with an anti-blockage structure directly over venthole, in case leakage is solidified at the venthole place when flowing down and stopped up venthole; Second gas distributor is a linear structure, and its side is the some ventholes of distribution evenly; Probe support is the corrosion resistant plate of 3mm, and probe is the screw rod of diameter 6mm; Upper plate becomes the angles of 3 degree to be convenient to detect leakage with ground, the side panel that leaks the magnesium dish becomes 87 angles of spending to be convenient to pour out magnesium solid in the magnesium dish Lou with ground.
The described content of this specification embodiment only is enumerating the way of realization of utility model design; protection domain of the present utility model should not be regarded as only limiting to the concrete form that embodiment states, protection domain of the present utility model also relate to those skilled in the art according to the utility model design the equivalent technologies means that can expect.
Claims (6)
1. severe magnesium leakage accident protection system for magnesium alloy melting furnace is characterized in that: comprise and leak the magnesium checkout gear, can hold the interior magnesium liquid of melting furnace fully and be easy to the leakage magnesium gathering system of pulling out and the gas protection system that in time starts in stove; Described leakage magnesium gathering system is a leakage magnesium dish, and described leakage magnesium dish is provided with double walled floor, and described upper plate tilts; Described gas protection system comprises protective gas is transported to the Lou breather pipe of magnesium dish, described breather pipe is located on the described leakage magnesium dish, be loaded on the grate, the below of described breather pipe is provided with guarantees equally distributed first gas distributor of gas, is communicated with breather pipe by passage; Described leakage magnesium checkout gear comprises and is used to leak the level probe that magnesium detects that described level probe vertically stands on the lower end of upper plate.
2. severe magnesium leakage accident protection system for magnesium alloy melting furnace according to claim 1 is characterized in that: described level probe is fixed on the probe support of magnesium dish Lou, is provided with the ceramic gasket of insulation between itself and probe support.
3. severe magnesium leakage accident protection system for magnesium alloy melting furnace according to claim 1 and 2 is characterized in that: an anti-blockage structure is all established in the venthole top of described first gas distributor.
4. severe magnesium leakage accident protection system for magnesium alloy melting furnace according to claim 3 is characterized in that: described leakage magnesium dish both sides are provided with second gas distributor.
5. severe magnesium leakage accident protection system for magnesium alloy melting furnace according to claim 4 is characterized in that: described leakage magnesium dish is made by corrosion resistant plate.
6. severe magnesium leakage accident protection system for magnesium alloy melting furnace according to claim 5 is characterized in that: the side panel of described leakage magnesium dish tilts, and the dish open area is greater than the area of trying to get to the heart of a matter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201645769U CN201731759U (en) | 2010-04-21 | 2010-04-21 | Severe magnesium leak accident preventing system of magnesium alloy melting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201645769U CN201731759U (en) | 2010-04-21 | 2010-04-21 | Severe magnesium leak accident preventing system of magnesium alloy melting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201731759U true CN201731759U (en) | 2011-02-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201645769U Expired - Lifetime CN201731759U (en) | 2010-04-21 | 2010-04-21 | Severe magnesium leak accident preventing system of magnesium alloy melting furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201731759U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101832711A (en) * | 2010-04-21 | 2010-09-15 | 浙江工业大学 | Severe magnesium leakage accident protection system for magnesium alloy melting furnace |
-
2010
- 2010-04-21 CN CN2010201645769U patent/CN201731759U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101832711A (en) * | 2010-04-21 | 2010-09-15 | 浙江工业大学 | Severe magnesium leakage accident protection system for magnesium alloy melting furnace |
| CN101832711B (en) * | 2010-04-21 | 2012-01-18 | 浙江工业大学 | Severe magnesium leakage accident protection system for magnesium alloy melting furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110202 Effective date of abandoning: 20120118 |