CN107030275A - One kind baking gun apparatus - Google Patents
One kind baking gun apparatus Download PDFInfo
- Publication number
- CN107030275A CN107030275A CN201710362911.2A CN201710362911A CN107030275A CN 107030275 A CN107030275 A CN 107030275A CN 201710362911 A CN201710362911 A CN 201710362911A CN 107030275 A CN107030275 A CN 107030275A
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- CN
- China
- Prior art keywords
- gun body
- fluid
- baking
- gun
- air
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
- B22D41/005—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like with heating or cooling means
- B22D41/01—Heating means
- B22D41/015—Heating means with external heating, i.e. the heat source not being a part of the ladle
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Nozzles (AREA)
Abstract
It is that sleeve structure internal layer leads to combustion gas, the logical compress wind of outer layer to be toasted the invention discloses one kind in the middle part of gun apparatus, including support, gun body and pipette tips, the gun body, and there are the bearing block and combustion gas, compress wind interface that gun body rotates around support in the gun body rear portion；The gun body front portion is provided with combustion gas, air mixing tube and supplement air, the secondary mixing relief pipe of equilibrium air pressure；The support is used to install support gun body and gun body horizontal direction is pivoted movement；It is main burner in the middle of the pipette tips, surrounding is distributed 18 28 auxiliary burners；The pipette tips outer layer is heat gathering cover.Fuel and air of the present invention are well mixed, and can be needed for autobalance burning air and reduction pipette tips temperature, solve indefinite form casting material products and anode copper casting mould during composition brass is smelted cured effect is poor, unsafe problem.
Description
Technical field
The invention belongs to industrial smelting copper roasting plant technical field, more particularly to a kind of baking gun apparatus.
Background technology
Copper chute, tundish, pouring package need to clear up the indefinite form for remaking internal layer after daily use during composition brass is smelted
Contain substantial amounts of moisture content inside casting material, the casting bed of material of new production；Moisture content and temperature are contained in anode copper mould top layer before casting
It is low, all need to be toasted with natural gas.Former baking gun, leads to compress wind, natural gas respectively using two parallel seamless steel pipes,
The two enters in the mixing tube of front end directly sprays after mixing.Its not only combustion efficiency it is bad, and have substantial amounts of natural gas not
Burning quickly causes unsafe factor to surrounding diffusion completely.
Chinese invention patent CN85100053, China Science ＆ Technology University's Master's thesis：" optimization of injection burner is set
The documents such as meter research " describe a kind of injection method combustion apparatus, generally comprise nozzle, air suction inlet, mixing tube and diffusion
Pipe.The higher high-velocity fluid of pressure is referred to as driving fluid, and it is flowed out from nozzle with very high speed, into absorption chamber, due to
The negative pressure volume that injection is produced inhales the relatively low fluid of pressure of surrounding and occurs momentum-exchange, and the fluid being sucked away is referred to as by flow type pump with injection
Body.When driving fluid enters mixing chamber with driven fluid, VELOCITY DISTRIBUTION is very uneven, but in subsequent flow process gradually
It is uniform last with average speed outflow.Air required when burning is introduced by ejector action, efficiency of combustion is improved, accelerates to rise
Warm speed, huge effect is served to improving production efficiency.But it is due to this kind of injection method combustion apparatus generally by drawing
The flow velocity that jet body comes determines the amount of driven fluid (i.e. air), when driving fluid or fuel gas air pressure deficiency, or
When person's required air quantity is larger, easily cause burning it is insufficient, cause the waste of fuel.To solve this problem, prior art
It is general to improve the amount (such as CN85100053 is exactly one) of injection dynamics and air using adding one and help jet pipe, but this is again
The problem of bringing new：The bad control of air pressure of jet pipe is helped, air specific weight is big in mixed gas if air pressure is too big, and burning is produced
Thermal loss it is more, heated baking needs the long period to can be only achieved effect；If air pressure is too small, does not reach and help injection
Air capacity is not enough in effect, and gaseous mixture, burns insufficient.
In addition, the driving fluid of prior art burner is mixed with driven fluid in mixing tube, diffusion is then introduced into
In room, the length of mixing chamber and the size of diameter will influence the mixed effect of fluid, therefore in order to realize good burning
Effect, the volume and quality of mixing chamber is often larger, is unfavorable for using and transporting for burner；Secondly the gas in burner is mixed
Need could to enter behind the paths such as diffusion room, cyclone pipette tips burning after conjunction, gas flow region apart from pipette tips position farther out,
Pipette tips temperature is higher when using, and pipette tips position needs corrosion-and high-temp-resistant material during manufacture burner, improves the system of burner
Cause this.
The content of the invention
To solve the shortcoming and defect of prior art, gun apparatus is toasted the invention provides one kind, it can be poured for indefinite form
Cast material products and the baking of anode copper casting mould improves efficiency and improves security.
To achieve the above object, the technical solution adopted by the present invention is：One kind baking gun apparatus, including support, gun body with
And pipette tips, wherein, the support includes fixed support and travel(l)ing rest, and the travel(l)ing rest can turn on fixed support
Axle is made horizontal direction rotation and is fixed on by latch on required ad-hoc location；The rear portion of the gun body connects provided with driving fluid
Mouth and driven fluid interface, for being respectively connected to driving fluid and driven fluid, the middle part of the gun body is sleeve pipe knot
Structure, inner tube is driven fluid conduit, and outer tube is driving fluid conduit, and driven fluid passes through from driven fluid conduit, drawn
Jet body imports front end by the circular passage between driving fluid conduit and driven fluid conduit；The front portion of the gun body is set
Have the driving fluid jet and driven fluid diffusion admittance of annular spread, the driving fluid jet with it is described by injection
Fluid diffusion channels are corresponding, and driving fluid jet is connected with the circular passage in the middle part of gun body, driven fluid diffusion admittance
Connected with the inner tube in the middle part of gun body；The anterior connection mixing tube of the gun body, the driving fluid jet and driven fluid
Diffusion admittance converges in the mixing tube；The mixing tube connects relief pipe, and the decompression tube cavity and mixing tube cavity connect
It is logical, air suction inlet is distributed with relief pipe, driven fluid driven fluid injection is thoroughly mixed in mixing tube, then is passed through
Relief pipe further mixes merging and balancing pressure, finally imports at pipette tips and burns.
Further, the rear portion of the gun body is connected by screw rod with the fixed plate on travel(l)ing rest, fixed plate connection
Bearing block, is connected with fixed support by bearing, and the gun body for making to be fixed on travel(l)ing rest can rotate around trunnion axis.
Further, the pipette tips are provided with main burner, auxiliary burner and heat gathering cover, for providing enough heat to baking
Energy.
Further, the air pressure of driving fluid is 5000~6000Pa, and the air pressure of driven fluid is 200~600Pa.
Further, the injection direction and vertical direction of driving fluid jet end are angled, the angle ranging from 0
~45 °.
Further, the driven fluid is natural gas, and the driving fluid is compressed air.
The invention also discloses the application of the baking gun apparatus, the baking gun apparatus is used for indefinite form casting material products
And the baking of anode copper casting mould, or the baking for ladle.
The beneficial effects of the invention are as follows：
1. combustion gas and air are mixed to form uniform admixture of gas in the anterior mixing tube of gun body, into front end relief pipe
Pressure reduces and passes through air suction inlet injection outside air thereon afterwards, is flowed out through main and auxiliary fire hole, and moment fires in combustion zone
Burn down and finish, flame is very short, efficiency of combustion is more than 99.5%, and burning is complete, and pernicious gas is seldom in the waste gas of generation, heated body
Homogeneous heating, heating surface area is big, while baking time reduces more than 50% under heat gathering cover effect.And there is larger flow to adjust
Section ratio, the amplitude of accommodation is up to 1:More than 5 and be difficult to be tempered, de- fire the features such as.It is particularly suitable for indefinite form casting material system during composition brass is smelted
The baking of product and anode copper casting mould.
2. air suction inlet is opened up on relief pipe, in driving fluid air pressure deficiency or the air of the higher needs of fuel value
When measuring larger, air suction inlet can burn required air (when intraductal atmospheric pressure is low by the air pressure value automatic balance in relief pipe
When air is automatically drawn into due to outside air pressure, otherwise release unnecessary gaseous mixture)；On the other hand, due to relief pipe distance
Pipette tips it is closer to the distance, the inflow and outflow of air can take away the heat of a part of pipette tips in time, serve reduction pipette tips temperature
Effect.Baking gun for checking does not occur damage phenomenon using 6 months pipette tips.
, will mixing in relief pipe 3. the present invention uses dual mixers system, in mixing tube air mixture and injection air
The air that the gas and air suction inlet of mixing enter in pipe is further mixed, in the case where mixing tube does not need large-size
Being sufficiently mixed for combustion gas and air is realized, in same mixed effect, the size needed for device of the present invention will be much
Less than prior art.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is schematic structural view of the invention；
Fig. 2 is gun body central structure schematic diagram of the present invention；
Fig. 3 is that gun body of the present invention is pre-mixed structural representation；
Fig. 4 is gun body bearing block structure schematic diagram of the present invention；
Fig. 5 is gun body front portion structure schematic diagram of the present invention.
Embodiment
With reference to embodiment, the present invention will be further described, it should be understood that these embodiments are only used for illustration
Purpose, be in no way intended to limit protection scope of the present invention.
In the description of the invention, it is necessary to explanation, term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ", " just
The instruction such as face ", " side ", "left", "right", "front", "rear", " vertical ", " level ", " top ", " bottom ", " inner side ", " outside "
Orientation or position relationship are, based on orientation shown in the drawings or position relationship, the present invention only to be described for convenience and is simplified to describe, and
It is not instruction or implies that signified device there must be specific orientation, be constituted and operated with specific orientation, therefore can not manages
Solve as limitation of the present invention.
As shown in figures 1-4, a kind of baking gun apparatus, its fuel is natural gas 21, including support, gun body 20 and pipette tips,
Wherein, support includes fixed support 30 and travel(l)ing rest 40, and the rear portion of gun body 20 passes through the fixation on screw rod and travel(l)ing rest 40
Plate 50 is connected, the connection bearing block 27 of fixed plate 50, is connected with fixed support 30 by bearing, for making to be fixed on travel(l)ing rest
Gun body 20 on 40 can rotate around trunnion axis and is fixed on by latch on required ad-hoc location.The rear portion of gun body 20 is provided with pressure
Contracting wind interface 25 and natural gas interface 26, for being respectively connected to compress wind 23 and natural gas 21.The middle part of gun body 20 is sleeve pipe
Structure, inner tube is natural airway 22, and outer tube is compress wind conduit 24, and natural gas passes through from natural airway 22, and compress wind is led to
Circular passage between overcompression wind conduit 24 and natural airway 22 imports front end.The front portion of gun body 20 is provided with annular spread
Compress wind jet 29 and Gas diffusion passage 28.Compress wind jet 29 is corresponding with Gas diffusion passage 28, compression
Wind jet 29 is connected with the circular passage in the middle part of gun body, inner tube in the middle part of Gas diffusion passage 28 and gun body (i.e. natural gas
Conduit 22) connection.The anterior connection mixing tube 12 of gun body 20, compress wind jet 29 and Gas diffusion passage 28 are in mixing tube
Converge in 12, as shown in Figure 5.Mixing tube 12 connects relief pipe 1, and the inner chamber of relief pipe 1 is connected with the inner chamber of mixing tube 12.Relief pipe 1
On air suction inlet 11 is distributed with, natural gas is thoroughly mixed by compress wind injection in mixing tube 12, then enters one by relief pipe 1
The mixed merging and balancing pressure of step, finally imports at pipette tips and burns.Pipette tips are provided with main burner 16, auxiliary burner 17 and heat gathering cover 15,
Distribution 18-28 around main burner 16 of burner 17 are aided in, for providing enough heat energy to baking.
In use, making the compress wind that pressure is 5000~6000Pa in the circle concentric with 200~600Pa natural airway
Sprayed on week with point-like, form negative pressure, the corresponding natural gas come out from natural gas catheter proximal end diffusing opening of injection, day
Shearing, stretching, stirring of the right gas in compress wind of the mixing tube by high speed and with certain angle strongly, realize blending completely.Blending
Gas afterwards, which enters relief pipe, reduces mixture pressure, and by air suction inlet injection outside air thereon, is not only able to
Play a part of secondary mixing, moreover it is possible to the effect of air and reduction pipette tips temperature needed for autobalance burning.Gaseous mixture is last
Flowed out through main and auxiliary fire hole, the moment all burnt in combustion zone, enough heat energy is provided to baking, heat gathering cover thereon can be carried
High heat utilization rate.
The baking gun apparatus can be used not only for indefinite form casting material products and the baking of anode copper casting mould, moreover it can be used to steel
The baking of bag etc..
Claims (7)
1. one kind baking gun apparatus, including support, gun body and pipette tips, it is characterised in that the support include fixed support and
Travel(l)ing rest, the rotating shaft that the travel(l)ing rest can be on fixed support makees horizontal direction and rotates and be fixed on institute by latch
On the ad-hoc location needed；The rear portion of the gun body is provided with driving fluid interface and driven fluid interface, for being respectively connected to
Driving fluid and driven fluid, the middle part of the gun body is sleeve structure, and inner tube is driven fluid conduit, and outer tube is injection
Fluid conduit systems, driven fluid passes through from driven fluid conduit, and driving fluid passes through driving fluid conduit and driven fluid
Circular passage between conduit imports front end；The front portion of the gun body is provided with the driving fluid jet of annular spread and by injection
Fluid diffusion channels, the driving fluid jet is corresponding with the driven fluid diffusion admittance, driving fluid jet
Connected with the circular passage in the middle part of gun body, driven fluid diffusion admittance is connected with the inner tube in the middle part of gun body；Before the gun body
Portion connects mixing tube, and the driving fluid jet and driven fluid diffusion admittance converge in the mixing tube；It is described mixed
Pipe connection relief pipe is closed, the decompression tube cavity is connected with mixing tube cavity, air suction inlet is distributed with relief pipe, by injection
Fluid driven fluid injection is thoroughly mixed in mixing tube, then further mixes merging and balancing pressure by relief pipe, is finally led
Enter and burnt at pipette tips.
2. a kind of baking gun apparatus according to claim 1, it is characterised in that the rear portion of the gun body passes through screw rod and work
Fixed plate on dynamic support is connected, fixed plate connection bearing block, is connected with fixed support by bearing, for making to be fixed on work
Gun body on dynamic support rotates around trunnion axis.
3. a kind of baking gun apparatus according to claim 1, it is characterised in that the pipette tips are provided with main burner, auxiliary
Burner and heat gathering cover, for providing enough heat energy to baking.
4. a kind of baking gun apparatus according to any one of claims 1 to 3, it is characterised in that the air pressure of driving fluid is
5000~6000Pa, the air pressure of driven fluid is 200~600Pa.
5. a kind of baking gun apparatus according to any one of claims 1 to 3, it is characterised in that driving fluid jet end
The injection direction and vertical direction at end are angled, the angle ranging from 0~45 °.
6. a kind of baking gun apparatus according to any one of claims 1 to 3, it is characterised in that the driven fluid is
Natural gas, the driving fluid is compressed air.
7. the application of any one of the claim 1~6 baking gun apparatus, it is characterised in that the baking gun apparatus is used for not
Sizing casting material products and the baking of anode copper casting mould, or the baking for ladle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710362911.2A CN107030275B (en) | 2017-05-22 | 2017-05-22 | A kind of baking gun apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710362911.2A CN107030275B (en) | 2017-05-22 | 2017-05-22 | A kind of baking gun apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107030275A true CN107030275A (en) | 2017-08-11 |
| CN107030275B CN107030275B (en) | 2019-02-01 |
Family
ID=59539295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710362911.2A Active CN107030275B (en) | 2017-05-22 | 2017-05-22 | A kind of baking gun apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107030275B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113814384A (en) * | 2021-09-18 | 2021-12-21 | 上海二十冶建设有限公司 | Tundish nozzle roaster mounting structure and rapid positioning and mounting method thereof |
| CN114654061A (en) * | 2022-04-20 | 2022-06-24 | 安徽马钢设备检修有限公司 | Welding heating device and repairing process for wear surface of base of wheel machining machine tool |
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| CN2137574Y (en) * | 1991-03-20 | 1993-07-07 | 上海新中冶金设备厂 | Quick-baking device for ladle |
| CN2170447Y (en) * | 1993-08-18 | 1994-06-29 | 严若男 | Ejection type blow gas burner |
| CN2301609Y (en) * | 1997-05-30 | 1998-12-23 | 西安中慧热工技术有限责任公司 | Jet gas burner |
| CN2451907Y (en) * | 2000-11-20 | 2001-10-03 | 洛阳瑞昌石油化工设备有限公司 | Premixing low pressure gas combustor |
| CN2853234Y (en) * | 2005-08-31 | 2007-01-03 | 唐山钢铁股份有限公司 | Automatic baking device of steel ladle |
| CN101109508A (en) * | 2006-07-17 | 2008-01-23 | 王新格 | Flame spraying gun mainly used for laying water-proof coiled material |
| CN201096341Y (en) * | 2007-10-19 | 2008-08-06 | 于宏 | Continuous casting process ladle quick baking device |
| JP4290536B2 (en) * | 2003-11-25 | 2009-07-08 | 中央精機株式会社 | Casting mold preheating method and preheating gas burner |
| CN203757703U (en) * | 2014-01-27 | 2014-08-06 | 华远善 | Oil baking gun for cast pouring ladles |
| CN206130974U (en) * | 2016-09-30 | 2017-04-26 | 马鞍山钢铁股份有限公司 | CSP continuous casting SEN toasts special natural gas nozzles in mouth of a river |
-
2017
- 2017-05-22 CN CN201710362911.2A patent/CN107030275B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63101160U (en) * | 1986-12-22 | 1988-07-01 | ||
| CN2077338U (en) * | 1990-08-17 | 1991-05-22 | 鞍山钢铁公司 | Preheating apparatus for steel ladle |
| CN2137574Y (en) * | 1991-03-20 | 1993-07-07 | 上海新中冶金设备厂 | Quick-baking device for ladle |
| CN2170447Y (en) * | 1993-08-18 | 1994-06-29 | 严若男 | Ejection type blow gas burner |
| CN2301609Y (en) * | 1997-05-30 | 1998-12-23 | 西安中慧热工技术有限责任公司 | Jet gas burner |
| CN2451907Y (en) * | 2000-11-20 | 2001-10-03 | 洛阳瑞昌石油化工设备有限公司 | Premixing low pressure gas combustor |
| JP4290536B2 (en) * | 2003-11-25 | 2009-07-08 | 中央精機株式会社 | Casting mold preheating method and preheating gas burner |
| CN2853234Y (en) * | 2005-08-31 | 2007-01-03 | 唐山钢铁股份有限公司 | Automatic baking device of steel ladle |
| CN101109508A (en) * | 2006-07-17 | 2008-01-23 | 王新格 | Flame spraying gun mainly used for laying water-proof coiled material |
| CN201096341Y (en) * | 2007-10-19 | 2008-08-06 | 于宏 | Continuous casting process ladle quick baking device |
| CN203757703U (en) * | 2014-01-27 | 2014-08-06 | 华远善 | Oil baking gun for cast pouring ladles |
| CN206130974U (en) * | 2016-09-30 | 2017-04-26 | 马鞍山钢铁股份有限公司 | CSP continuous casting SEN toasts special natural gas nozzles in mouth of a river |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113814384A (en) * | 2021-09-18 | 2021-12-21 | 上海二十冶建设有限公司 | Tundish nozzle roaster mounting structure and rapid positioning and mounting method thereof |
| CN113814384B (en) * | 2021-09-18 | 2023-02-28 | 上海二十冶建设有限公司 | Tundish nozzle roaster mounting structure and rapid positioning and mounting method thereof |
| CN114654061A (en) * | 2022-04-20 | 2022-06-24 | 安徽马钢设备检修有限公司 | Welding heating device and repairing process for wear surface of base of wheel machining machine tool |
| CN114654061B (en) * | 2022-04-20 | 2023-11-21 | 安徽马钢设备检修有限公司 | Welding heating device and repairing process for abrasion surface of base of wheel processing machine tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107030275B (en) | 2019-02-01 |
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