CN104227227A - Ignition device for exothermic welding agent - Google Patents
Ignition device for exothermic welding agent Download PDFInfo
- Publication number
- CN104227227A CN104227227A CN201310244500.5A CN201310244500A CN104227227A CN 104227227 A CN104227227 A CN 104227227A CN 201310244500 A CN201310244500 A CN 201310244500A CN 104227227 A CN104227227 A CN 104227227A
- Authority
- CN
- China
- Prior art keywords
- ignition device
- cup
- detonator
- bowl cover
- electrically heated
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K23/00—Alumino-thermic welding
Abstract
The invention relates to an ignition device for an exothermic welding agent. The device comprises a cup body, a cup lid, one or more electric heating rods and a lead. The cup body is used for containing an ignition agent, and one or more ignition holes are formed in the bottom of the cup body. The cup lid is used for covering the opening of the cup body and provided with one or more openings. The electric heating rods are inserted into the ignition agent through the one or more openings in the cup lid. One end of the lead is respectively electrically connected with the heating rods, and the other end of the lead is connected with a power supply. The ignition device has the advantages that the electric heating rods are used for igniting and are connected with the power supply through the lead, an operator can perform ignition only by electrifying the electric heating rods through long-distance operation, and short-distance operation is not needed.
Description
Technical field
The present invention relates to exothermic weld technical field, particularly a kind of device for exothermic weld agent of igniting.
Background technology
Exothermic weld agent is a kind of welding material commonly used in recent years, its principle adopts metal oxide, under the condition of high temperature, there is reduction reaction, by metallic reducing out, become liquid metals, under the parcel of weld mold, two kinds of Metal Melting of welding will be needed to be connected together, to form molecule and combine, intensity and electric conductivity brilliance.
Exothermic weld agent of igniting in current welding process mainly contains following two kinds of methods.Be oral area detonator being placed on weld mold, ignite this detonator with burning torch.For the ease of igniting, except burning beyond the region of objective existence in detonator, often add the combustibles of Mg or red phosphorus or black powder.There is hidden danger in this mode of igniting, because detonator is placed on mould oral area, when operating personnel use burning torch to light, is easy to splash, the situation such as detonation, easily makes operating personnel injured.In addition, the inflammable articles in detonator, also make transport, storage etc. there is potential safety hazard.
The another kind of common mode of igniting is placed on welding compound major ingredient by detonator, then put combustion adjuvant on detonator, finally putting into catalyst, relies on chemical reaction to ignite.But the detonator kind needed for which is more, need to store respectively, mix during use generation chemical reaction, cumbersome.And there is hidden danger, time operating personnel need to see that detonator starts to smolder, the top cover of hot melt mould closes by speed, then away from more than 4 meters herein.Whole operating process is dangerous, the situation of hurting sb.'s feelings if poor timing also can splash.
Of the prior art igniting all needs operating personnel closely to operate, and there is safety in production hidden danger.In addition, in a lot of detonator, there is inflammable and explosive hazard component, require higher to transportation and storage condition.
In sum, a kind of mode of igniting of highly effective and safe is provided, becomes those skilled in the art's problem demanding prompt solution.
The information being disclosed in this background of invention technology part is only intended to deepen the understanding to general background technology of the present invention, and should not be regarded as admitting or imply in any form that this information structure has been prior art known in those skilled in the art.
Summary of the invention
For solving the problems of the prior art, the invention provides a kind of ignition device of exothermic weld agent.Operating personnel carry out pilot operation at a distance by this ignition device, reduce the risk that operating personnel injure unexpectedly.And, using this ignition device, without the need to using with the detonator of inflammable and explosive composition, directly can use exothermic weld agent major ingredient, convenient construction and cost-saving.
The invention provides a kind of ignition device of exothermic weld agent, comprising: cup, for holding detonator, this bottom of cup has one or more vent; Bowl cover, for covering the opening of cup, this bowl cover has one or more perforate; One or more electrically heated rod, inserts in the detonator be contained in cup by the one or more perforates in bowl cover; Lead-in wire, one end is electrically connected with one or more heating rod respectively, and the other end is connected with power supply.
Preferably, the cup of this ignition device and bowl cover are made up of graphite.
Preferably, the cup of this ignition device and bowl cover are split-type structurals, or are connected through the hinge.
Preferably, one or more electrically heated rod described is fixed in the opening of bowl cover.
Preferably, the inside of described cup has the space of thin cylindrical shape.
Preferably, described electrically heated rod is elongate cylinder shape.
Preferably, described cup does not have bottom.
Ignition device of the present invention uses electrically heated rod to ignite, and electrically heated rod is connected with power supply by lead-in wire, and operating personnel can remote-controlled operation be that electrically heated rod energising can realize igniting, without the need to closely operating.In addition, the major ingredient of welding compound directly can be used as detonator, be placed on around electrically heated rod, after electrically heated rod reaches uniform temperature, detonator can be ignited.
Accompanying drawing explanation
By include in accompanying drawing herein and subsequently together with accompanying drawing for illustration of the detailed description of the invention of some principle of the present invention, the further feature that device of the present invention has and advantage will become to be known or is more specifically illustrated.
Fig. 1 is the combination schematic diagram of ignition device of the present invention.
Fig. 2 is the partition schematic diagram of ignition device of the present invention.
Should understand, appended accompanying drawing not shows the technique of painting slightly simplified of the exemplifying various feature of general principle of the present invention pari passu.Specific design feature of the present invention disclosed herein comprises such as concrete size, direction, position and profile and will partly be determined by the environment specifically will applied and use.
In these figures, run through several figures of accompanying drawing, Reference numeral quotes equally or equivalent part of the present invention.
Detailed description of the invention
Set forth a lot of detail in the following description so that fully understand the present invention.But the present invention can be much different from alternate manner described here to implement, those skilled in the art can when without prejudice to doing similar popularization when intension of the present invention, therefore the present invention is by the restriction of following public specific embodiment.
The invention provides a kind of ignition device of exothermic weld agent, comprising: cup, for holding detonator, this bottom of cup has one or more vent; Bowl cover, for covering the opening of cup, this bowl cover has one or more perforate; One or more electrically heated rod, inserts in the detonator be contained in cup by the one or more perforates in bowl cover; Lead-in wire, one end is electrically connected with one or more heating rod respectively, and the other end is connected with power supply.By using electrically heated rod to ignite, operating personnel can remote-controlled operation, for electrically heated rod energising can realize igniting, without the need to closely operating, avoids causing danger.In addition, the major ingredient of welding compound directly can be used as detonator, be placed on around electrically heated rod, after electrically heated rod reaches uniform temperature, detonator can be ignited.
Alternatively, cup and the bowl cover of this ignition device are made up of exotic material, such as, be made up of graphite.Alternatively, the cup of this ignition device and bowl cover can be split-type structurals, also can be connected through the hinge.
Alternatively, one or more electrically heated rod described can be fixed in the opening of bowl cover, also can be pluggable structure.
Alternatively, the inside of described cup has the space of thin cylindrical shape.Alternatively, described electrically heated rod is elongate cylinder shape, after it inserts cup inside, and has a fixed gap between cup inwall, can control this space and can hold 5-20 gram of detonator.Space can not be excessive, makes detonator be deposited in around electrically heated rod as far as possible, otherwise when detonator is less, detonator is in bottom of cup, and contact few with electrically heated rod, the efficiency of heating surface is low.
Alternatively, described cup can not have bottom.Cup is placed in weld mold, is placed directly on welding compound, now insertion point heating rod, and put into detonator in the gap between then in electrically heated rod and cup, cover bowl cover, electrified regulation ignites.The detonator of burning, produces high temperature and is ignited by welding compound.
Alternatively, the outer shape of described cup can be designed, make it match with solder flux mould.
Electrically heated rod in the present invention can use electric heater unit of the prior art.Can be such as the electric heating tube of prior art, be made up of metal tube, spiral resistance wire and crystal magnesium oxide powder etc.Distribute equably high temperature resistance silk in stainless steel seamless pipe, heat conductivility and all good crystal magnesium oxide powder of insulating properties is inserted in gap, structure is simple, the thermal efficiency is high, heating evenly, have in high temperature resistance silk electric current by time, the heat of generation is spread to metal tube surface by magnesia powder, be delivered to again in detonator, reach the object of heating.The design maximum operating temperature of electrically heated rod can reach 1000 DEG C.Usual ignition temperature is between 700-800 DEG C.
Next see figures.1.and.2 and describe ignition device of the present invention.Ignition device 1 comprises: cup 2, and for holding detonator, this bottom of cup has one or more vent 6; Bowl cover 3, for covering the opening of cup, this bowl cover has one or more perforate 7; One or more electrically heated rod 4, is inserted by the one or more perforates 7 in bowl cover in the detonator be contained in cup 2; Lead-in wire 5, one end is electrically connected with one or more heating rod 4 respectively, and the other end is connected (not shown) with power supply.
The concise and to the point using method describing ignition device of the present invention below.First will two section leads carrying out welding be needed to be placed in hot melt mould when welding, and hot melt mould is got togather fixing; Spacer (metal) is placed in heat fusion jig to be melted bottom thorax, is sealed by delivery hole; Heat fusion jig is put in exothermic weld agent and melts thorax; Detonator is put into the cup of ignition device, insert electrically heated rod, cover lid, connects lead-in wire; Be placed on by ignition device above exothermic weld agent, operating personnel leave; Energising is ignited; About about 20 seconds (due to the temperature of work-yard, and the reason of operation, this time is only for reference), detonator guides main solder flux generation strong reaction, production alloyed copper water.
The opening shape of the configuration design one-tenth of ignition device and weld mold can be adapted, after putting into ignition device, ignition device can cover weld mold.
As one embodiment of the present of invention, following raw material can be adopted as detonator: metallic copper powder 25 ~ 40%, cupric oxide powder 20 ~ 40%, metallic aluminium powder 15 ~ 25%, potassium permanganate powder 5 ~ 10%.
As another embodiment, component and the percentage by weight of heat release weldering detonator of the present invention are: the cupric oxide powder 20 ~ 70% that granularity is 40 ~ 80 orders, oxidizability is 85%; The cupric oxide powder 0 ~ 50% that granularity is 200 ~ 300 orders, oxidizability is 99.9%; The metallic aluminium powder 10 ~ 15% that granularity is 200 ~ 300 orders, purity is 99.9%.Detonator of the present invention has the advantages such as composition is simple, environmental protection, security is good, reaction speed is even, brightness is moderate.
The foregoing is only preferred embodiment of the present invention, all equalizations done according to the claims in the present invention scope change and modify, and all should belong to the covering scope of the claims in the present invention.
Claims (8)
1. an ignition device for exothermic weld agent, is characterized in that, comprising:
Cup, for holding detonator, this bottom of cup has one or more vent;
Bowl cover, for covering the opening of cup, this bowl cover has one or more perforate;
One or more electrically heated rod, inserts in the detonator be contained in cup by the one or more perforates in bowl cover;
Lead-in wire, one end is electrically connected with one or more heating rod respectively, and the other end is connected with power supply.
2. the ignition device of exothermic weld agent according to claim 1, is characterized in that, the cup of this ignition device and bowl cover are split-type structurals.
3. the ignition device of exothermic weld agent according to claim 1, is characterized in that, cup and the bowl cover of this ignition device are connected through the hinge.
4. the ignition device of exothermic weld agent according to claim 2, is characterized in that, one or more electrically heated rod described is fixed in the opening of bowl cover.
5. the ignition device of exothermic weld agent according to claim 1, is characterized in that, the inside of described cup has the space of thin cylindrical shape.
6. the ignition device of exothermic weld agent according to claim 1 or 5, is characterized in that, described electrically heated rod is elongate cylinder shape.
7. the ignition device of exothermic weld agent according to claim 5, is characterized in that, described cup does not have bottom.
8. the ignition device of exothermic weld agent according to claim 1, is characterized in that, cup and the bowl cover of this ignition device are made up of graphite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310244500.5A CN104227227A (en) | 2013-06-18 | 2013-06-18 | Ignition device for exothermic welding agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310244500.5A CN104227227A (en) | 2013-06-18 | 2013-06-18 | Ignition device for exothermic welding agent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104227227A true CN104227227A (en) | 2014-12-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310244500.5A Pending CN104227227A (en) | 2013-06-18 | 2013-06-18 | Ignition device for exothermic welding agent |
Country Status (1)
| Country | Link |
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| CN (1) | CN104227227A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104526205A (en) * | 2014-12-31 | 2015-04-22 | 昆山斯格威电子科技有限公司 | High-safety ignition device and method for exothermic welding flux |
| CN104567336A (en) * | 2015-01-15 | 2015-04-29 | 中国建筑材料科学研究总院 | Filter pressing and drying die |
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| WO1999061194A1 (en) * | 1998-05-22 | 1999-12-02 | Ploetz Rolf | Disposable transportable reaction crucible for a metallothermic welding portion |
| CN1396036A (en) * | 2001-07-06 | 2003-02-12 | 爱瑞柯国际公司 | Welding device and method |
| CN1638911A (en) * | 2002-01-25 | 2005-07-13 | 爱瑞柯国际公司 | Welding apparatus and method |
| US20070017955A1 (en) * | 2005-07-25 | 2007-01-25 | Siracki Glenn T | Weld metal material apparatus and method |
| CN201105359Y (en) * | 2007-07-25 | 2008-08-27 | 余旭东 | Remote-control electrical heating exothermal fusion welding initiation device |
| CN101657290A (en) * | 2007-03-06 | 2010-02-24 | 瑞尔泰克国际公司 | Light the aluminothermy composition equipment, comprise crucible of this aluminothermy composition and associated method |
| CN101850478A (en) * | 2010-06-21 | 2010-10-06 | 西安理工大学 | Welding material for rapidly welding and repairing defects of large-scale grey iron casting and repairing method thereof |
| CN202079351U (en) * | 2011-05-13 | 2011-12-21 | 上海库革国际贸易有限公司 | Exothermic welding mould |
| CN202622174U (en) * | 2012-04-09 | 2012-12-26 | 驭雷(上海)机电科技有限公司 | Exothermic low-tension ignition metal-welding device |
| CN203390385U (en) * | 2013-06-18 | 2014-01-15 | 嘉兴嘉合电力设备有限公司 | Ignition device for exothermic welding agent |
-
2013
- 2013-06-18 CN CN201310244500.5A patent/CN104227227A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1038045A (en) * | 1988-05-25 | 1989-12-20 | 法玛通公司 | The take-up of connector nut and method |
| WO1999061194A1 (en) * | 1998-05-22 | 1999-12-02 | Ploetz Rolf | Disposable transportable reaction crucible for a metallothermic welding portion |
| CN1396036A (en) * | 2001-07-06 | 2003-02-12 | 爱瑞柯国际公司 | Welding device and method |
| CN1638911A (en) * | 2002-01-25 | 2005-07-13 | 爱瑞柯国际公司 | Welding apparatus and method |
| US20070017955A1 (en) * | 2005-07-25 | 2007-01-25 | Siracki Glenn T | Weld metal material apparatus and method |
| CN101657290A (en) * | 2007-03-06 | 2010-02-24 | 瑞尔泰克国际公司 | Light the aluminothermy composition equipment, comprise crucible of this aluminothermy composition and associated method |
| CN201105359Y (en) * | 2007-07-25 | 2008-08-27 | 余旭东 | Remote-control electrical heating exothermal fusion welding initiation device |
| CN101850478A (en) * | 2010-06-21 | 2010-10-06 | 西安理工大学 | Welding material for rapidly welding and repairing defects of large-scale grey iron casting and repairing method thereof |
| CN202079351U (en) * | 2011-05-13 | 2011-12-21 | 上海库革国际贸易有限公司 | Exothermic welding mould |
| CN202622174U (en) * | 2012-04-09 | 2012-12-26 | 驭雷(上海)机电科技有限公司 | Exothermic low-tension ignition metal-welding device |
| CN203390385U (en) * | 2013-06-18 | 2014-01-15 | 嘉兴嘉合电力设备有限公司 | Ignition device for exothermic welding agent |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104526205A (en) * | 2014-12-31 | 2015-04-22 | 昆山斯格威电子科技有限公司 | High-safety ignition device and method for exothermic welding flux |
| CN104567336A (en) * | 2015-01-15 | 2015-04-29 | 中国建筑材料科学研究总院 | Filter pressing and drying die |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20141224 |