CN208440663U - A kind of magnesium grain blowing device - Google Patents
A kind of magnesium grain blowing device Download PDFInfo
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- CN208440663U CN208440663U CN201820562736.1U CN201820562736U CN208440663U CN 208440663 U CN208440663 U CN 208440663U CN 201820562736 U CN201820562736 U CN 201820562736U CN 208440663 U CN208440663 U CN 208440663U
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- China
- Prior art keywords
- spray gun
- snap ring
- magnesium grain
- directive wheel
- blowing device
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Abstract
The utility model relates to a kind of magnesium grain blowing devices, including frame, first directive wheel and the second directive wheel are installed on the frame, a hoisting-chain is wound on first directive wheel and the second directive wheel, the hoisting-chain is removably connected with spray gun device close to one end of the first directive wheel, and the hoisting-chain connects hoist engine close to one end of the second directive wheel；Ladle is placed with immediately below the spray gun device；The spray gun device includes circular backpack cover and spray gun structure, and the center of the backpack cover is equipped with perforative mounting hole, the spray gun structure of strip is housed in the mounting hole；The spray gun structure is stuck on the backpack cover by spray gun snap ring.The utility model can increase the utilization rate of magnesium grain, reduce the waste of magnesium grain；It is driven using directive wheel plus hoisting-chain mode, intensity is big, guiding is accurate, and be out of order to be found in time, and safety coefficient is high.
Description
Technical field
The utility model relates to ductile iron pipe production equipment technologies, and in particular to a kind of magnesium grain blowing device.
Background technique
The important process of alloy liquid, available globular graphite after liquid iron balling, energy are handled when spheroidising is casting
Improve mechanical performance, antiseptic property and the ductility of cast iron.A certain amount of magnesium must be added in ladle in ductile iron pipe molten iron
Grain realizes the nodularization to molten iron so that magnesium grain and molten iron sufficiently react.Traditional nodularization mode is a certain amount of toward ladle addition
Magnesium grain, then will molten iron inject ladle in react, the utilization rate of this method magnesium grain is low, causes the waste of magnesium grain tight
Weight, molten iron cost is also not easily controlled, and flue dust is big when conventional method nodularization, and environmental pollution is serious.
Utility model content
Absorptivity low the technical issues of causing magnesium grain to waste in order to solve magnesium grain during liquid iron balling, the utility model
A kind of magnesium grain blowing device is provided.The technical solution of the utility model is as follows:
A kind of magnesium grain blowing device, including frame are equipped with the first directive wheel and the second directive wheel on the frame, described
A hoisting-chain is wound on first directive wheel and the second directive wheel, the hoisting-chain is detachable close to one end of the first directive wheel
It is connected with spray gun device, the hoisting-chain connects hoist engine close to one end of the second directive wheel；It is put immediately below the spray gun device
It is equipped with ladle；The spray gun device includes the spray gun structure of circular backpack cover and strip, and the center of the backpack cover, which is equipped with, to be passed through
The mounting hole worn is equipped with the spray gun structure in the mounting hole；The spray gun structure is stuck in the backpack cover by spray gun snap ring
On.
Further, the spray gun structure includes being followed successively by feed opening, blast pipe, spray gun skeleton and fire resisting from inside to outside
Layer.Spray gun structure protrudes into after ladle, and nitrogen is passed through in blast pipe and blows molten iron level open, and magnesium grain enters iron by feed opening
Water packet is reacted with molten iron, and flame retardant coating for protecting spray gun structure internal structure to be not affected by high temperatures, do not allow easy to stick yet by outer surface
Scum.
Further, the spray gun skeleton is stuck on the flame retardant coating by the round detent of the upper end, the circular card
Position includes the first snap ring and the second snap ring, and the spray gun snap ring is described between first snap ring and second snap ring
The distance between first snap ring and second snap ring are equal to the thickness of the spray gun snap ring.Spray gun snap ring is just sticked in first
Between snap ring and the second snap ring, the part beyond round detent is contacted with backpack cover, and spray gun structure is fixed on backpack cover.
Further, the spray gun snap ring is ellipse, and the length of long axis is greater than the diameter of the mounting hole.Ellipse
Spray gun snap ring save material, engaging effect it is good.
Further, the spray gun snap ring is divided into symmetrical first main body and the second main body, first main body and described
Be respectively welded on the short-axis direction of second main body there are two fixed block, the fixed block is equipped with through-hole, first main body and
Second main body is fixed by spray gun bayonet lock.The spray gun snap ring of this structure is easily installed and dismantles, and also facilitates spray gun
Structure is removed from backpack cover.
Further, the spray gun bayonet lock includes lug boss, pin shaft and bolt hole, and the pin shaft passes through first main body
Through-hole corresponding with second main body；When the spray gun bayonet lock is in the lock state, bolt is installed on the bolt hole
And screw.This structure can realize being detachably connected for spray gun bayonet lock and spray gun snap ring, also can more securely pacify spray gun snap ring
Loaded on backpack cover.
Further, a mixing chamber is formed on the bottom of the spray gun skeleton and the bottom of the flame retardant coating.Magnesium grain passes through
Feed opening has a buffer function, under the action of pressure nitrogen gas, carry out again in the molten iron that magnesium grain can flow into after entering mixing chamber
Reaction.
Further, the cross circular section area of the flame retardant coating from top to bottom is gradually increased.Flame retardant coating lower end Long Term Contact
High temperature liquid iron, thickness is larger can preferably to protect spray gun structure.
Further, the backpack cover is equipped with symmetrical otic placode, and the otic placode hangs with chain, and the chain connection is described to be risen
Heavy chain.It separates symmetrically arranged otic placode and is conducive to stability of the spray gun device of suspension in elevating movement.
Further, the position of spray gun device described in the frame roof face is equipped with dust excluding hood.Meeting during nodularization
A large amount of flue dust is generated, flue dust can be sucked out and be handled in time by dust excluding hood.
The beneficial effects of the utility model are as follows: the hoist engine of the utility model can control hoisting-chain, to control spray
The position of gun apparatus, the spray gun structure of spray gun device can be deep into the specific position of ladle, be determined magnesium grain with high pressure nitrogen
It discharges to ladle bottom to amount constant speed, and is reacted with ladle, reaction process liquid level can boil, responseless molten iron
Bottom can be flowed to, the molten iron of reaction can blow to top by nitrogen, react, greatly increase with magnesium grain completely to complete whole iron clad water
The utilization rate of magnesium grain, reduces the waste of magnesium grain；It is driven using directive wheel plus hoisting-chain mode, intensity is big, guiding is accurate, out
Failure can be found in time, and safety coefficient is high.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of magnesium grain blowing device described in the utility model；
Fig. 2 is spray gun device structure chart described in the utility model；
Fig. 3 is the overlooking structure diagram of spray gun device described in the utility model；
Fig. 4 is the overlooking structure diagram of spray gun snap ring and spray gun bayonet lock described in the utility model；
Fig. 5 is the A-A view in Fig. 3；
Fig. 6 is the structure chart of spray gun structure described in the utility model；
In figure: 1- spray gun device, 2- dust excluding hood, the first directive wheel of 3-, the second directive wheel of 4-, 5- frame, 6- hoisting-chain, 7-
Ladle, 8- transport packet flatcar, 9- hoist engine, 11- backpack cover, 12- spray gun structure, 13- spray gun snap ring, 14- spray gun bayonet lock, 15- ear
Plate, 121- feed opening, 122- blast pipe, 123- spray gun skeleton, 124- flame retardant coating, 125- mixing chamber, the first main body of 131-, 132-
Second main body, 133- fixed block, 141- lug boss, 142- pin shaft, 143- bolt hole, the first snap ring of 1231-, 1232- second block
Ring.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model 1-4, to the technical scheme in the embodiment of the utility model
It is clearly and completely described, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than complete
The embodiment in portion.
Absorptivity low the technical issues of causing magnesium grain to waste in order to solve magnesium grain during liquid iron balling, the utility model
A kind of magnesium grain blowing device is provided.The technical solution of the utility model is as follows:
A kind of magnesium grain blowing device, including frame 5 are equipped with the first directive wheel 3 and the second directive wheel 4 on the frame 5,
A hoisting-chain 6 is wound on first directive wheel 3 and the second directive wheel 4, the hoisting-chain 6 is close to the first directive wheel 3
One end is removably connected with spray gun device 1, and the hoisting-chain 6 connects hoist engine 9 close to one end of the second directive wheel 4；The spray
Ladle 7 is placed with immediately below gun apparatus 1；The spray gun device 1 includes the spray gun structure 12 of circular backpack cover 11 and strip,
The center of the backpack cover 11 is equipped with perforative mounting hole, and the spray gun structure 12 is housed in the mounting hole；The spray gun structure
12 are stuck on the backpack cover 11 by spray gun snap ring 13.
Further, the spray gun structure 12 includes being followed successively by feed opening 121, blast pipe 122, spray gun skeleton from inside to outside
123 and flame retardant coating 124.Spray gun structure 12 protrudes into after ladle 7, is passed through nitrogen in blast pipe 122 and blows molten iron level open, magnesium
Grain is reacted with molten iron by feed opening 121 into ladle 7, flame retardant coating 124 be used to protecting 12 internal structure of spray gun structure not by
High temperature influences, and scum easy to stick is not allowed in outer surface yet.
Further, the spray gun skeleton 123 is stuck on the flame retardant coating 124 by the round detent of the upper end, described
Round detent includes the first snap ring 1231 and the second snap ring 1232, and the spray gun snap ring 13 is located at first snap ring 1231 and institute
It states between the second snap ring 1232, the distance between first snap ring 1231 and second snap ring 1232 are equal to the spray gun card
The thickness of ring 13.Spray gun snap ring 13 is just sticked between the first snap ring 1231 and the second snap ring 1232, beyond round detent
Part contacted with backpack cover 11, spray gun structure 12 is fixed on backpack cover 11.
Further, the spray gun snap ring 13 is ellipse, and the length of long axis is greater than the diameter of the mounting hole.It is oval
The spray gun snap ring 13 of shape saves material, and engaging effect is good.
Further, the spray gun snap ring 13 divides for symmetrical first main body 131 and the second main body 132, first master
It is respectively welded on body 131 and the short-axis direction of second main body 132 there are two fixed block 133, the fixed block 133 is equipped with
Through-hole, first main body 131 and second main body 132 are fixed by spray gun bayonet lock 14.The spray gun card of this structure
Ring 13 is easily installed and dismantles, and spray gun structure 12 is also facilitated to remove from backpack cover 11.
Further, the spray gun bayonet lock 14 includes lug boss 141, pin shaft 142 and bolt hole 143, and the pin shaft 142 is worn
Cross first main body 131 and the corresponding through-hole of second main body 132；When the spray gun bayonet lock 14 is in the lock state,
Bolt and screw are installed on the bolt hole 143.This structure can realize the detachable of spray gun bayonet lock 14 and spray gun snap ring 13
Spray gun snap ring 13, also can more securely be installed on backpack cover 11 by connection.
Further, a mixing chamber 125 is formed on the bottom of the spray gun skeleton 123 and the bottom of the flame retardant coating 124.
Magnesium grain has a buffer function after entering mixing chamber 125 by feed opening 121, and under the action of pressure nitrogen gas, magnesium grain can be flowed into
Molten iron in reacted again.
Further, the cross circular section area of the flame retardant coating 124 from top to bottom is gradually increased.124 lower end of flame retardant coating is long
Phase contacts high temperature liquid iron, and thickness is larger can preferably to protect spray gun structure 12.
Further, the backpack cover 11 is equipped with symmetrical otic placode 15, and the otic placode 15 hangs with chain, the chain connection
The hoisting-chain 6.It separates symmetrically arranged otic placode 15 and is conducive to stability of the spray gun device 1 of suspension in elevating movement.
Further, the position of spray gun device 1 described in the 5 top face of frame is equipped with dust excluding hood 2.During nodularization
A large amount of flue dust can be generated, flue dust can be sucked out and be handled in time by dust excluding hood 2.
Working principle: the ladle 7 for filling molten iron is transported to 5 the inside of frame by fortune packet flatcar 8 first, and hoist engine 9 starts,
Spray gun device 1 drops to the corresponding position in 7 bottom surface of ladle, and the blast pipe 122 of spray gun device 1 is passed through the nitrogen with pressure at this time
Molten iron is blown open, while feed opening 121 can be passed through magnesium grain, magnesium grain flows into mixing chamber 125, under the action of nitrogen pressure, magnesium grain
In the molten iron that can be flowed into, reacted with molten iron；Reaction process liquid level can boil, and the molten iron for participating in reaction can be blown to top, not have
The molten iron of reaction can flow to bottom, react completely with magnesium grain to complete whole iron clad water；After completion of the reaction, hoist engine 9 passes through
1 pull-up of spray gun device is detached from liquid level by heavy chain 6, completes a working cycles, this reaction process, and dust excluding hood 2 is always and outside
The connection of boundary's deduster, flue dust can be discharged by dust excluding hood 2, reduce the dust pollution of working environment.
The beneficial effects of the utility model are as follows: the hoist engine 9 of the utility model can control hoisting-chain 6, to control
The position of spray gun device 1, the spray gun structure 12 of spray gun device 1 can be deep into the specific position of ladle 7, will with high pressure nitrogen
Magnesium grain is discharged to 7 bottom of ladle with quantifying constant speed, and is reacted with ladle 7, and reaction process liquid level can boil, without anti-
The molten iron answered can flow to bottom, and the molten iron of reaction can blow to top by nitrogen, react completely with magnesium grain to complete whole iron clad water,
The utilization rate for considerably increasing magnesium grain reduces the waste of magnesium grain；It is driven using directive wheel plus 6 mode of hoisting-chain, intensity is big, leads
To accurate, be out of order to be found in time, and safety coefficient is high.
The above is preferred embodiments of the present invention, is not restricted to the utility model.To art technology
For personnel, it is practical new also to should be regarded as this for the several improvements and modifications made without departing from the principle of this utility model
The protection scope of type.
Claims (10)
1. a kind of magnesium grain blowing device, it is characterised in that: including frame, the first directive wheel and second is equipped on the frame and is led
To wheel, a hoisting-chain is wound on first directive wheel and the second directive wheel, the hoisting-chain is close to the first directive wheel
One end is removably connected with spray gun device, and the hoisting-chain connects hoist engine close to one end of the second directive wheel；The spray gun dress
Ladle is placed with immediately below setting；The spray gun device includes the spray gun structure of circular backpack cover and strip, the backpack cover
Center is equipped with perforative mounting hole, and the spray gun structure is housed in the mounting hole；The spray gun structure passes through spray gun snap ring card
On the backpack cover.
2. a kind of magnesium grain blowing device according to claim 1, it is characterised in that: the spray gun structure includes from inside to outside
It is followed successively by feed opening, blast pipe, spray gun skeleton and flame retardant coating.
3. a kind of magnesium grain blowing device according to claim 2, it is characterised in that: the spray gun skeleton passes through the upper end
Round detent is stuck on the flame retardant coating, and the circle detent includes the first snap ring and the second snap ring, and the spray gun snap ring is located at
Between first snap ring and second snap ring, the distance between first snap ring and second snap ring are equal to the spray
The thickness of rifle snap ring.
4. a kind of magnesium grain blowing device according to claim 1, it is characterised in that: the spray gun snap ring is ellipse,
The length of long axis is greater than the diameter of the mounting hole.
5. a kind of magnesium grain blowing device according to claim 4, it is characterised in that: the spray gun snap ring is divided into symmetrical
It is respectively welded on the short-axis direction of one main body and the second main body, first main body and second main body there are two fixed block,
The fixed block is equipped with through-hole, and first main body and second main body are fixed by spray gun bayonet lock.
6. a kind of magnesium grain blowing device according to claim 5, it is characterised in that: the spray gun bayonet lock include lug boss,
Pin shaft and bolt hole, the pin shaft pass through first main body and the corresponding through-hole of second main body；The spray gun bayonet lock
When being in the lock state, bolt and screw are installed on the bolt hole.
7. a kind of magnesium grain blowing device according to claim 2, it is characterised in that: the bottom of the spray gun skeleton with it is described
One mixing chamber is formed on the bottom of flame retardant coating.
8. a kind of magnesium grain blowing device according to claim 2, it is characterised in that: the flame retardant coating from top to bottom transversal
The face area of a circle is gradually increased.
9. a kind of magnesium grain blowing device according to claim 1, it is characterised in that: the backpack cover is equipped with symmetrical ear
Plate, the otic placode hang with chain, and the chain connects the hoisting-chain.
10. a kind of magnesium grain blowing device according to claim 1, it is characterised in that: sprayed described in the frame roof face
The position of gun apparatus is equipped with dust excluding hood.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820562736.1U CN208440663U (en) | 2018-04-19 | 2018-04-19 | A kind of magnesium grain blowing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820562736.1U CN208440663U (en) | 2018-04-19 | 2018-04-19 | A kind of magnesium grain blowing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208440663U true CN208440663U (en) | 2019-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820562736.1U Active CN208440663U (en) | 2018-04-19 | 2018-04-19 | A kind of magnesium grain blowing device |
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| CN (1) | CN208440663U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108315527A (en) * | 2018-04-19 | 2018-07-24 | 广东新兴铸管有限公司 | A kind of magnesium grain blowing device |
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2018
- 2018-04-19 CN CN201820562736.1U patent/CN208440663U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108315527A (en) * | 2018-04-19 | 2018-07-24 | 广东新兴铸管有限公司 | A kind of magnesium grain blowing device |
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