CN108118117A - A kind of vacuum retort - Google Patents
A kind of vacuum retort Download PDFInfo
- Publication number
- CN108118117A CN108118117A CN201810131835.9A CN201810131835A CN108118117A CN 108118117 A CN108118117 A CN 108118117A CN 201810131835 A CN201810131835 A CN 201810131835A CN 108118117 A CN108118117 A CN 108118117A
- Authority
- CN
- China
- Prior art keywords
- furnace body
- end socket
- sunpender
- fixed plate
- manhole
- 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
Links
- 238000007789 sealing Methods 0.000 claims abstract description 31
- 230000008901 benefit Effects 0.000 claims abstract description 3
- 241000397426 Centroberyx lineatus Species 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 abstract description 2
- 239000010959 steel Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 11
- 239000003818 cinder Substances 0.000 description 10
- 239000002893 slag Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 206010020843 Hyperthermia Diseases 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 210000000481 breast Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000036031 hyperthermia Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 210000002445 nipple Anatomy 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000009849 vacuum degassing Methods 0.000 description 2
- 206010003497 Asphyxia Diseases 0.000 description 1
- 206010019345 Heat stroke Diseases 0.000 description 1
- 241000233855 Orchidaceae Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/10—Handling in a vacuum
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D25/00—Devices or methods for removing incrustations, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
This application involves a kind of vacuum retorts, belong to the stove technical field that furnace charge is handled suitable for vacuum or in special atmosphere.Including furnace body, the sidewall of the furnace body offers manhole, and manhole, which extends outwardly to be equipped with, to be taken over, and takes over inside by manhole with being connected in furnace body, and outside is equipped with end socket, is taken over and extraneous sealing with realizing；Furnace body outer wall is provided with fixed plate, and sunpender is set in fixed plate, and the sunpender can be rotated by axis of fixed plate, and the other end of sunpender is connected with end socket, and sunpender rotates, and end socket is driven to be moved away from or move to and takes over place.The application is applied to the similar workplace for there are VD stoves in steel mill, has many advantages, such as that good airproof performance, slagging-off are convenient, at low cost.
Description
Technical field
This application involves a kind of vacuum retorts, belong to the stove technology neck that furnace charge is handled suitable for vacuum or in special atmosphere
Domain.
Background technology
VD stoves（Vacuum degassing furnace）Mostly by VAI（Voest-Alpine）The external of design introduces stove, to true
Scarfing cinder problem in slack tank considers few.As product crosses being continuously increased for VD ratios, the cleaner workload in vacuum tank is more next
It is bigger, production safety problem is brought more to protrude.Normal condition vacuum tank two days will scarfing cinder once, but the vacuum that VD is exited
Tank, winter need cool down for two days, and high temperature season environment temperature is high, and two days operating personnel of cooling cannot be introduced into VD tank scarfing cinders, will
Influence whether the normal organization of production of VD stoves, while operating personnel's scarfing cinder in high-temperature tank, upper and lower tank body high more than six meters is also deposited
In very big security risk.And during using digging slag dedicated hydraulic excavator come instead of carrying out scarfing cinder in present artificial tripping in VD tanks,
Dig that slag dedicated hydraulic excavator is expensive due to newly-increased one, and the operation expense of annual excavator also at least 150,000 with
On, input is too big, and using effect is unsatisfactory.
Based on this, the application is made.
The content of the invention
For the drawbacks described above present in existing vacuum retort, the application provides a kind of good airproof performance, remove the gred convenient, cost
Low vacuum retort.
To achieve the above object, the technical solution that the application takes is as follows：
A kind of vacuum retort, including furnace body, the sidewall of the furnace body offers manhole, and manhole, which extends outwardly to be equipped with, to be taken over, and is connect
By manhole with being connected in furnace body on the inside of pipe, outside is equipped with end socket, is taken over and extraneous sealing with realizing；Furnace body outer wall is set
There is fixed plate, sunpender is set in fixed plate, and the sunpender can be rotated by axis of fixed plate, the other end and the end socket of sunpender connect
It connects, sunpender rotates, and end socket is driven to be moved away from or move to and takes over place.
Further, as preferred：
Described taking over sets stiffening ring between furnace body outer wall.It is furthermore preferred that the fixed plate is fixed on stiffening ring.
The end socket and sealing ring is set between taking over, the seal groove of swallow-tail form is set on sealing ring.It is furthermore preferred that institute
Small interior big outside the dovetail groove stated, depth H 6mm, the width L of the widest part are 9mm, and angle theta is 30 ° between two side.It is described
Seal groove at the top of with side wall, side wall and bottom be round-corner transition, fillet is preferably 1mm.On conventional sealing ring, sealing
Slot is to use rectangular configuration, and sealing ring is not easy to install；Seal groove is arranged to oat tail groove structure by the application, solve installation with easily
Come off problem, ensures sealing effect.
Protective plate is provided at the manhole, prevents hyperthermia radiation from, to end socket, improving sealing life.
Described taking over passes through flanged joint between end socket.It is furthermore preferred that there are two the flange settings, two methods
Sealing ring between orchid is set, the seal groove of swallow-tail form on sealing ring is set, to realize the sealing taken over end socket, is passed through with end socket
Bolt is fixed on flange, is sealed between flange with sealing ring.
Described taking over is connected between fixed plate with fagging.The setting of fagging, it is ensured that the stability of fixed plate avoids
Fixed plate deforms caused by sunpender rotates.
VD retorts set manhole to have to take into account following problem simultaneously：
1）When opening up manhole on tank body or furnace body, it is impossible to vacuumizing for VD stoves be impacted, i.e., to carry out sealing.
2）The rigid of tank body or furnace body cannot be affected due to having opened up manhole.
3）It is conveniently operated personnel to transport slag with regard to that can enter in tank to facilitate on ground, also can while mitigating working strength
Improve efficiency.
Said program provided herein, when in VD stoves when accumulated slag needs to remove, can first will be on the end socket at manhole
Disassembling bolts, sunpender are rotated around fixed plate for axis, you can and end socket is opened, coordinates big forklift, bits is dug out by manhole,
And be put into transport vehicle of the waiting outside furnace body, bits are transported by transport vehicle, after scarfing cinder is got well clearly, sunpender are rotated further by, by end socket
Lid, which is got lodged in, takes over exit, closes, and fastens the bolt of end socket surrounding, and clinkerer makees to terminate, greatly improve work efficiency.Not
It was found that influencing original VD vacuum effectiveness, other adverse effects are not generated yet to equipment.The VD stoves so far that put into operation are stable, it is non-because
The phenomenon that this other any influence vacuum degree brought.
Description of the drawings
Fig. 1 is the structure diagram of the application；
Fig. 2 is the top view of nipple part in the application；
Fig. 3 is the front elevation of nipple part in the application；
Fig. 4 is B-B sectional views in Fig. 3；
Fig. 5 is C-C sectional views in Fig. 3；
Fig. 6 is the structure diagram of the application middle hanger；
Fig. 7 is the sectional view of sealing ring in the application；
Fig. 8 is the partial enlarged view at D positions in Fig. 7；
Fig. 9 is the size marking figure of seal groove in the application.
Wherein label：A. manhole；1. furnace body；2. it takes over；3. end socket；31. bolt hole；4. sunpender；41. tube；
42. fagging；43. only ring；44. hanging ring；5. stiffening ring；6. flange one；7. flange two；8. sealing ring；81. sealing
Slot；9. fixed plate.
Specific embodiment
Embodiment 1
The present embodiment vacuum retort, with reference to Fig. 1-Fig. 3, including furnace body 1,1 side wall of furnace body offers manhole A, and manhole A extends outwardly
Take over 2 is installed, for 2 inside of take over by manhole A with being connected in furnace body 1, outside is equipped with end socket 3, to realize take over 2 and the external world
Sealing；1 outer wall of furnace body is provided with fixed plate 9, sunpender 4 is set in fixed plate 9, and sunpender 4 can be turned with fixed plate 9 for axis
Dynamic, 4 one end of sunpender is mounted on the top of fixed plate 9 by tube 41 and only ring 43, and the other end sets hanging ring 44, and passes through hanging ring
44 are connected with end socket 3, and sunpender 4 rotates, and end socket 3 is driven to be moved away from or move at take over 2.
In VD tanks（5.3 meters away from high 5 rice diameter in ground）Inspection manhole A is opened at the multicenter of about 1 meter far from bottom of outside, this height
Selection is transported after being beneficial to scarfing cinder by carrier loader again；A diameter of 1220mm of manhole A, wall thickness 30mm.
To realize more using effects, said program can also be added as follows：
Stiffening ring 5 is set between 1 outer wall of take over 2 and furnace body, and manhole A peripheries furnace body wall is reinforced using stiffening ring 5, ensure that out people
The rigid of tank body or furnace body 1 after the A of hole is not affected.Preferably, take over 2 is an integral structure with stiffening ring 5, fixed
Plate 9 is fixed on stiffening ring 5.
To realize more using effects, said program can also be added as follows：With reference to Fig. 7-9, end socket 3 with
Sealing ring 8 between take over 2 is set, the seal groove 81 of swallow-tail form is set on sealing ring 8.It is small interior outside dovetail groove 81 in the present embodiment
Greatly, depth H 6mm, the width L of the widest part are 9mm, and angle theta is 30 ° between two side.The top of seal groove 81 and side wall,
Side wall and bottom are round-corner transition, fillet R1、R2It is 1mm.On conventional sealing ring, seal groove is to use rectangular configuration,
Sealing ring is not easy to install；Seal groove is arranged to oat tail groove structure by the application, solves the problems, such as installation with easy to fall off, guarantee sealing
Effect.
To realize more using effects, said program can also add protective plate as follows（It is not shown in figure
Show）, protective plate is arranged at manhole A, prevents hyperthermia radiation from, to end socket 3, improving sealing life.
To realize more using effects, said program can also be added as follows：With reference to Fig. 2-Fig. 5, take over 2
Pass through flanged joint between end socket 3.It is furthermore preferred that there are two flange sets, i.e. flange 1 and flange 27, one 6 He of flange
Sealing ring 8 between flange 27 is set, to realize take over 2 and the sealing of end socket 3, the seal groove of swallow-tail form is set on sealing ring 8
81.Small interior big outside dovetail groove 81 in the present embodiment, depth H 6mm, the width L of the widest part are 9mm, angle between two side
θ is 30 °.The top of seal groove 81 and side wall, side wall and bottom are round-corner transition, fillet R1、R2It is 1mm.Conventional sealing
On circle, seal groove is to use rectangular configuration, and sealing ring is not easy to install；Seal groove is arranged to oat tail groove structure by the application, solution
It has determined and has installed and problem easy to fall off, guarantee sealing effect.
To realize more using effects, said program can also add fagging 42 as follows, and take over 2 is with fixing
It is connected between plate 9 with fagging 42.The setting of fagging 42, it is ensured that the stability of fixed plate 9 avoids sunpender 4 solid caused by rotating
Fixed board 9 deforms.
When in VD stoves when accumulated slag need remove when, can be first by disassembling bolts on the end socket 3 at manhole A, sunpender 4 is around fixed plate
9 are rotated for axis, you can are opened end socket 3, are coordinated big forklift, bits are dug out by manhole A, and are put into waiting in furnace body 1
In outer transport vehicle, bits are transported by transport vehicle, after scarfing cinder is got well clearly, are rotated further by sunpender 4, the lid of end socket 3 is got lodged in into 2 outlet of take over
Place, closes, and fastens the bolt of 3 surrounding of end socket, and clinkerer makees to terminate, greatly improve work efficiency.It is not sent out in operating process
The vacuum effectiveness of VD is now influenced, other adverse effects are not generated yet to equipment.The VD stoves so far that put into operation are stable, not therefore
The phenomenon that other any influence vacuum degrees brought.
Direct economic benefit using the above program：It is disposable to save buying excavator and platform improvement expenses 900,000
Member；In addition slag pan year consumption costs about 80,000 in tank is saved, about 120,000 yuan every year of excavator yearly maintenance maintenance cost reduces every year
Add operation Meteorological at 200,000 yuan or more.
After the completion of project, operating personnel can be directly with big forklift operation, and when operation is avoided because of high temperature, argon gas asphyxia in tank
With heatstroke caused by summer sweltering heat.It is good for the environment.Without slag pan in tank and small cinder ladle, bits are directly packed into big forklift
Slag mountain on big slag pan, can prevent the reentrainment of dust during scarfing cinder.
The scope of application：Similar in steel mill there can be VD stoves（Vacuum degassing furnace）Workplace in use such design side
Method.
Claims (10)
1. a kind of vacuum retort, it is characterised in that：Including furnace body, the sidewall of the furnace body offers manhole, and manhole extends outwardly
It is equipped with and takes over, take over inside by manhole with being connected in furnace body, outside is equipped with end socket, is taken over realization close with the external world
Envelope；Furnace body outer wall is provided with fixed plate, and sunpender is set in fixed plate, and the sunpender can be rotated by axis of fixed plate, sunpender
The other end is connected with end socket, and sunpender rotates, and end socket is driven to be moved away from or move to and takes over place.
2. a kind of vacuum retort as described in claim 1, it is characterised in that：Described taking over sets benefit between furnace body outer wall
Strong circle.
3. a kind of vacuum retort as claimed in claim 2, it is characterised in that：The fixed plate is fixed on stiffening ring.
4. a kind of vacuum retort as described in claim 1, it is characterised in that：The end socket and setting between taking over seals
It encloses, the seal groove of swallow-tail form is set on sealing ring.
5. a kind of vacuum retort as claimed in claim 4, it is characterised in that：Small interior big outside the dovetail groove, depth H is
6mm, the width L of the widest part are 9mm, and angle theta is 30 ° between two side.
6. a kind of vacuum retort as described in claim 4 or 5, it is characterised in that：The seal groove top and side wall, side wall
It is round-corner transition with bottom.
7. a kind of vacuum retort as claimed in claim 6, it is characterised in that：In the round-corner transition structure, the half of fillet
Footpath is 1mm.
8. a kind of vacuum retort as described in claim 1, it is characterised in that：Protective plate is provided at the manhole.
9. a kind of vacuum retort as described in claim 1, it is characterised in that：Described taking over is connected between end socket by flange
It connects.
10. a kind of vacuum retort as described in claim 1, it is characterised in that：Described takes between fixed plate with fagging
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810131835.9A CN108118117A (en) | 2018-02-09 | 2018-02-09 | A kind of vacuum retort |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810131835.9A CN108118117A (en) | 2018-02-09 | 2018-02-09 | A kind of vacuum retort |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108118117A true CN108118117A (en) | 2018-06-05 |
Family
ID=62234279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810131835.9A Pending CN108118117A (en) | 2018-02-09 | 2018-02-09 | A kind of vacuum retort |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108118117A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202834047U (en) * | 2012-10-24 | 2013-03-27 | 无锡化工装备有限公司（原无锡化工装备总厂) | Manhole with plug |
| CN103438705A (en) * | 2013-08-31 | 2013-12-11 | 济钢集团有限公司 | Vacuum smelting equipment and application |
| US20140027455A1 (en) * | 2012-07-24 | 2014-01-30 | Nicholas Castellano | Non-Entry Tank Cleaning |
| CN105755212A (en) * | 2016-05-06 | 2016-07-13 | 中冶南方工程技术有限公司 | Vacuum alumina-carbon hopper device |
| CN206050576U (en) * | 2016-08-02 | 2017-03-29 | 浙江特塑龙化工设备有限公司 | A kind of steel lining PE storage tanks for being provided with rotatable cat ladder |
| CN207828350U (en) * | 2018-02-09 | 2018-09-07 | 浙江工业职业技术学院 | A kind of vacuum retort |
-
2018
- 2018-02-09 CN CN201810131835.9A patent/CN108118117A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140027455A1 (en) * | 2012-07-24 | 2014-01-30 | Nicholas Castellano | Non-Entry Tank Cleaning |
| CN202834047U (en) * | 2012-10-24 | 2013-03-27 | 无锡化工装备有限公司（原无锡化工装备总厂) | Manhole with plug |
| CN103438705A (en) * | 2013-08-31 | 2013-12-11 | 济钢集团有限公司 | Vacuum smelting equipment and application |
| CN105755212A (en) * | 2016-05-06 | 2016-07-13 | 中冶南方工程技术有限公司 | Vacuum alumina-carbon hopper device |
| CN206050576U (en) * | 2016-08-02 | 2017-03-29 | 浙江特塑龙化工设备有限公司 | A kind of steel lining PE storage tanks for being provided with rotatable cat ladder |
| CN207828350U (en) * | 2018-02-09 | 2018-09-07 | 浙江工业职业技术学院 | A kind of vacuum retort |
Non-Patent Citations (2)
| Title |
|---|
| 卜炎: "《中国机械设计大典》", 31 January 2002, 江西科学技术出版社 * |
| 郭劲 等: "《放电引发非链式脉冲氟化氘激光器》", 31 July 2017, 国防工业出版社 * |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180605 |
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| RJ01 | Rejection of invention patent application after publication |