CN206373359U - Vacuum degassing furnace - Google Patents
Vacuum degassing furnace Download PDFInfo
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- CN206373359U CN206373359U CN201621461607.0U CN201621461607U CN206373359U CN 206373359 U CN206373359 U CN 206373359U CN 201621461607 U CN201621461607 U CN 201621461607U CN 206373359 U CN206373359 U CN 206373359U
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- heater
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- furnace tube
- heat screen
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Abstract
The utility model discloses a kind of vacuum degassing furnace, it includes body of heater, charging/discharging device, pumped vacuum systems, cooling water supply system, heater electric power system.Body of heater includes upper bell, furnace tube and lower bell, and the cold water cavity of the Double water-cooled structure formation of upper bell, furnace tube and lower bell is connected with cooling water supply system, and upper bell is fixedly mounted at the top of furnace tube, and furnace tube is supported by furnace cradle.The heat screen inwall that furnace tube, upper bell, the inwall of lower bell are installed with heat screen, furnace tube is installed with heater, and the inner chamber of heater formation is connected with pumped vacuum systems, and heater is connected with heater electric power system.Charging/discharging device includes bracket, lead-screw drive mechanism, feeding trolley in the framework of furnace cradle formation, and lower bell is by bracket holding, and bell does oscilaltion action under bracket drives under lead-screw drive mechanism driving.The utility model useful load is big, and automaticity is high, simple and convenient, and pollution protection is perfect.
Description
Technical field
The utility model is related to a kind of vacuum degassing furnace produced for beryllium material, belongs to beryllium material Degassing Technology field.
Background technology
Beryllium is as a kind of rare light metals, because it has excellent hot property, rigidity, and specific strength is big, good
The features such as dimensional stability, low atom and neutron absorption cross-section, it has also become a kind of material of specific function, while being also inertia
The optimal candidate material of pilot gyroscope and optical crystal, is all kinds of reactors, rocket, guided missile, satellite, ship, aircraft, calculating
The indispensable new and high technology new material of the high-tech areas such as machine, laser device, be widely used in nuclear industry, armament systems,
The fields such as Aero-Space, inertial navigation, x-ray device, electronic apparatus, machinery, instrument and meter and automobile making.
The prevailing technology that the production of beryllium material is used is PM technique, vacuum hotpressing (VHP) and vacuum high temperature insostatic pressing (HIP) (HIP)
It is that beryllium material produces used main flow PM technique.Vacuum heat and other static pressuring processes are compared with vacuum hot-pressing process, with very
Many advantages：It can make product that there is good mechanical property, full dense material can be produced, obtain unordered crystal structure, can produce
The near net-shaped part of complicated shape, utilization rate of equipment and installations and production efficiency are more high.Beryllium material is produced using vacuum heat and other static pressuring processes
Material is needed once to be deaerated after beryllium powder is blocking through isostatic cool pressing, and shaping, steel loading jacket, secondary de- air and heat etc. are carried out afterwards
The processes such as static pressure can just produce finished product.Once degassing is the key link during beryllium material producing process, but state at present
The existing degasification furnace of Nei Pi manufacturers is run for many years mostly, and these equipment scales are small, and automaticity is low, manually
Labor intensity is big, pollution protection imperfection, and the demand of existing producer can not be met.
Utility model content
For the deficiency of existing equipment, the purpose of this utility model is to provide a kind of useful load greatly, and automaticity is high,
Simple and convenient, perfect, the high vacuum degassing furnace of processing safety is protected in pollution.
To achieve these goals, the utility model employs following technical scheme：
A kind of vacuum degassing furnace, it is characterised in that：It includes body of heater, heat screen, heater, charging/discharging device, vacuumized
System, cooling water supply system, heater electric power system, wherein：
Body of heater includes upper bell, furnace tube and lower bell, and the Double water-cooled structure of upper bell, furnace tube and lower bell is formed
Cold water cavity be connected with cooling water supply system, upper bell is fixedly mounted at the top of furnace tube, and furnace tube is supported by furnace cradle；
The heat screen inwall that furnace tube, upper bell, the inwall of lower bell are installed with heat screen, furnace tube is fixed
Heater is installed, the inner chamber of heater formation is connected with pumped vacuum systems, and heater is connected with heater electric power system；
Charging/discharging device includes bracket, lead-screw drive mechanism, feeding trolley, lower stove in the framework of furnace cradle formation
Lid is by bracket holding, and bell does oscilaltion action under bracket drives under lead-screw drive mechanism driving, wherein：Lower bell rises
To during furnace tube bottom be used for be fixedly connected with furnace tube；Lower bell drags lower edge when dropping to furnace cradle bottom in feeding trolley
Track is moved horizontally.
The heat screen installed in the furnace tube includes being provided with a circle graphite in cylindrical shape stainless steel flue, flue
Hard felt thermal insulation board；
The heat screen that the upper bell is installed includes the stainless steel flue being adapted with the upper bell inner wall shape,
Graphite hard felt thermal insulation board is installed in flue；
The heat screen that the lower bell is installed includes the stainless steel flue being adapted with the lower bell inner wall shape,
Graphite hard felt thermal insulation board is installed in flue.
Some heaters are installed from top to bottom in the heat screen in the furnace tube.
The heater is columnar cage-shaped structure heater, and cage-shaped structure heater is electric by the graphite itself installed
Pole is connected with the water cooled electrode installed on the furnace tube.
The lead-screw drive mechanism includes motor reducer, shaft coupling, gearbox, leading screw, screw and lead, wherein：
Motor reducer is connected with shaft coupling, and shaft coupling is connected with gearbox, and gearbox is connected with leading screw, and leading screw coordinates with screw and connected
Connect, screw is connected with the bracket, the bracket moves up and down along lead.
The heater electric power system includes transformer.
The utility model has the advantages that：
The utility model size is big, and useful load is big, and automaticity is high, and production efficiency is high, artificial simple to operate, just
Victory, labor intensity is low, and pollution protection is perfect, and processing safety is high, suitable for popularity.
Brief description of the drawings
Fig. 1 is structure composition schematic diagram of the present utility model.
Fig. 2 is horizontal layout schematic diagram of the present utility model.
Fig. 3 is the structural representation of heat screen.
Fig. 4 is the structural representation of heater.
Embodiment
As shown in Figures 1 to 4, the utility model vacuum degassing furnace includes body of heater 10, heat screen 20, heater 30, turnover
Expect device, pumped vacuum systems 80, cooling water supply system 90, heater electric power system 100, wherein：
Body of heater 10 may be designed as vertical structure, and size can be designed to very big.Body of heater 10 includes upper bell 12, furnace tube
11 and lower bell 13, the cold water cavity of the Double water-cooled structure formation of upper bell 12, furnace tube 11 and lower bell 13 by pipeline with
Cooling water supply system 90 is connected, and upper bell 12 is fixedly mounted on the top of furnace tube 11, is just opened only in plant maintenance
Bell 12, lower bell 13 is movable installation form, and furnace tube 11 is supported by furnace cradle 40.
Furnace tube 11, upper bell 12, the inwall of lower bell 13 are installed with heat-insulated in heat screen 20, furnace tube 11
Shield 20 inwalls and be installed with heater 30, the inner chamber of the formation of heater 30 is connected with pumped vacuum systems 80 by pipeline, generated heat
Body 30 is connected with heater electric power system 100.
The bracket 51, lead-screw drive mechanism 50, feeding that charging/discharging device includes being located in the framework of the formation of furnace cradle 40 are small
Car 60, lower bell 13 is by the holding of bracket 51, and bell 13 does oscilaltion under bracket 51 drives under the driving of lead-screw drive mechanism 50
Action, wherein：When lower bell 13 rises to 11 bottom of furnace tube under the holding of bracket 51, consolidated by operative and furnace tube 11
Fixed connection, to be de-gassed operation；When lower bell 13 drops to 40 bottom of furnace cradle under the holding of bracket 51, in feeding trolley 60
The track 70 that dragging lower edge is layed in ground is moved horizontally.
In actual design, track transmission mechanism is installed on track 70, track transmission mechanism includes motor reducer, rolling
Wheel, feeding trolley 60 can be moved horizontally under the driving of track transmission mechanism along track 70.
When actually implementing, pumped vacuum systems 80, cooling water supply system 90, heater electric power system 100, input and output material dress
Put etc. and to be connected with the master control device in switch board 300, by master control device control.
Fig. 3 is illustrated that the structure for the heat screen 20 installed in furnace tube 11, and the heat screen 20 includes cylindrical shape stainless steel
Flue 21, flue 21 is arranged on the inwall of furnace tube 11 by the suspension of connector 24 installed thereon, and one is provided with flue 21
The hard felt thermal insulation board 22 of graphite is enclosed, a hard felt thermal insulation board 22 of circle graphite constitutes class cylindrical shape, and Fig. 3 is illustrated that composition section to wait ten
The hard felt thermal insulation board of graphite of two side shapes, the hard felt thermal insulation board 22 of graphite is connected by graphite bolt with flue 21.
Similarly, the heat screen 20 that upper bell 12 is installed includes the stainless steel stove being adapted with the upper inner wall shape of bell 12
Courage, flue is arranged on the upper inwall of bell 12 by the connector installed thereon, and the hard felt thermal insulation board of graphite, institute are provided with flue
There is the hard felt thermal insulation board of graphite to constitute class writing board shape, the hard felt thermal insulation board of graphite is connected by graphite bolt with flue.Similarly, under
The heat screen 20 that bell 13 is installed includes the stainless steel flue being adapted with the lower inner wall shape of bell 13, and flue by installing thereon
Connector be arranged on the lower inwall of bell 13 on, the hard felt thermal insulation board of graphite, all graphite hard felt thermal insulation board structures are installed in flue
Into class writing board shape, the hard felt thermal insulation board of graphite is connected by graphite bolt with flue.
As schemed, in actual design, some heaters 30 are installed from top to bottom in the heat screen 20 in furnace tube 11, schemed
1 is illustrated that the situation for being mounted with three sections of heaters.
Further, as shown in figure 4, heater 30 is columnar cage-shaped structure heater, cage-shaped structure heater bag
Upper junction plate 31, lower connecting plate 32 are included, upper and lower connecting plate 31,32 is connected by graphite-pipe 33, and stone is fixed with upper junction plate 31
Electrode ink 34.The graphite electrode 34 that cage-shaped structure heater is installed by itself connects with the water cooled electrode 14 installed on furnace tube 11
Connect, graphite electrode 34 needs the hole 23 that correspondence is opened up through on flue 21 and the hard felt thermal insulation board 22 of graphite.Water cooled electrode 14 is preferred
It is distributed on the outer wall of furnace tube 11.Fig. 4 shows that every section of heater 30 is designed with the situation of 6 graphite electrodes 34.
In actual design, lead-screw drive mechanism 50 includes motor reducer, shaft coupling, gearbox, leading screw, screw and led
Xiang Zhu, wherein：Motor reducer is connected with shaft coupling, and shaft coupling is connected with gearbox, and gearbox is connected with leading screw, leading screw and silk
Mother is connected, and screw is connected with bracket 51, and bracket 51 moves up and down along lead.
As schemed, pumped vacuum systems 80 may include the three-level pumping being made up of 1 diffusion pump, 1 lobe pump and 2 slide valve pumps
Device.
As schemed, heater electric power system 100 includes transformer.Fig. 1 is illustrated that the situation of 3 transformers, and 3 transformations
Device is set using stacking form, and transformer is connected by cable with master control device.
It can be entered because the height of the utility model vacuum degassing furnace is higher, therefore in actually implementing using semi-underground structure
Row is installed, i.e., furnace cradle 40 is placed in melt pit 200, and the top of furnace cradle 40 is exposed from ground a heatable brick bed 200 is near coal-mine, and pumped vacuum systems
80th, heater electric power system 100, cooling water supply system 90, switch board 300 are put on the ground.
In the utility model, input and output material operation is substantially in melt pit 200, the bottom of body of heater 10 is carried out, therefore can be effective
Avoid upper weights from dropping and injure operating personnel by a crashing object, it is safe.
The course of work of the present utility model is as follows：
Charging：Operating personnel hang workpiece on the platform that lower bell 13 is formed, and feeding trolley 60 is dragged along track 70
Lower bell 13 and workpiece, make it be moved horizontally to immediately below furnace tube 11, in place after, drive of the bracket 51 in lead-screw drive mechanism 50
Dynamic subiculum down bell 13 and risen, and after rising in place, lower bell 13 is locked at into the bottom of furnace tube 11 by operating personnel, then just
Degasification technique can be proceeded by, i.e., cooling water is poured into cold water cavity by cooling water supply system 90, being powered by heater is
System 100 is powered to heater 30, makes heater 30 heating up, while inner chamber is vacuumized by pumped vacuum systems 80,
So as to come into effect degassing flow to workpiece.
Discharging：The workpiece for having performed degasification technique declines with lower bell 13 under the holding of bracket 51, after declining in place, lower stove
Lid 13 falls on feeding trolley 60, and then feeding trolley 60 is removed along the level of track 70, reach the outside lifting for carrying out workpiece with
Put operation.
The utility model has the advantages that：
The utility model size is big, and useful load is big, and automaticity is high, and production efficiency is high, artificial simple to operate, just
Victory, labor intensity is low, and pollution protection is perfect, and processing safety is high, suitable for popularity.
The technical principle described above for being the utility model preferred embodiment and its being used, for those skilled in the art
It is any based on technical solutions of the utility model basis in the case of without departing substantially from spirit and scope of the present utility model for member
On equivalent transformation, it is simple replace etc. it is obvious change, belong within the utility model protection domain.
Claims (6)
1. a kind of vacuum degassing furnace, it is characterised in that：It includes body of heater, heat screen, heater, charging/discharging device, vacuumizes and be
System, cooling water supply system, heater electric power system, wherein：
Body of heater include upper bell, furnace tube and lower bell, upper bell, furnace tube and lower bell Double water-cooled structure formation it is cold
Water cavity is connected with cooling water supply system, and upper bell is fixedly mounted at the top of furnace tube, and furnace tube is supported by furnace cradle；
The heat screen inwall that furnace tube, upper bell, the inwall of lower bell are installed with heat screen, furnace tube is fixedly mounted
There is heater, the inner chamber of heater formation is connected with pumped vacuum systems, and heater is connected with heater electric power system；
Charging/discharging device include located at furnace cradle formation framework in bracket, lead-screw drive mechanism, feeding trolley, lower bell by
Bracket holding, bell does oscilaltion action under bracket drives under lead-screw drive mechanism driving, wherein：Lower bell rises to stove
It is used to be fixedly connected with furnace tube during cylinder body bottom；In the case where feeding trolley is dragged along track when lower bell drops to furnace cradle bottom
Move horizontally.
2. vacuum degassing furnace as claimed in claim 1, it is characterised in that：
The heat screen installed in the furnace tube includes being provided with a hard felt of circle graphite in cylindrical shape stainless steel flue, flue
Thermal insulation board；
The heat screen that the upper bell is installed includes the stainless steel flue being adapted with the upper bell inner wall shape, flue
The hard felt thermal insulation board of graphite is inside installed；
The heat screen that the lower bell is installed includes the stainless steel flue being adapted with the lower bell inner wall shape, flue
The hard felt thermal insulation board of graphite is inside installed.
3. vacuum degassing furnace as claimed in claim 1, it is characterised in that：
Some heaters are installed from top to bottom in the heat screen in the furnace tube.
4. the vacuum degassing furnace as described in claim 1 or 3, it is characterised in that：
The heater is columnar cage-shaped structure heater, cage-shaped structure heater by the graphite electrode itself installed and
The water cooled electrode connection installed on the furnace tube.
5. vacuum degassing furnace as claimed in claim 1, it is characterised in that：
The lead-screw drive mechanism includes motor reducer, shaft coupling, gearbox, leading screw, screw and lead, wherein：Motor
Decelerator is connected with shaft coupling, and shaft coupling is connected with gearbox, and gearbox is connected with leading screw, and leading screw is connected with screw, silk
Female to be connected with the bracket, the bracket moves up and down along lead.
6. vacuum degassing furnace as claimed in claim 1, it is characterised in that：
The heater electric power system includes transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621461607.0U CN206373359U (en) | 2016-12-28 | 2016-12-28 | Vacuum degassing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621461607.0U CN206373359U (en) | 2016-12-28 | 2016-12-28 | Vacuum degassing furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206373359U true CN206373359U (en) | 2017-08-04 |
Family
ID=59409118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621461607.0U Active CN206373359U (en) | 2016-12-28 | 2016-12-28 | Vacuum degassing furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206373359U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108106413A (en) * | 2018-01-19 | 2018-06-01 | 苏州楚翰真空科技有限公司 | A kind of vertical high-temperature sintering furnace |
| CN110842189A (en) * | 2019-11-04 | 2020-02-28 | 西北稀有金属材料研究院宁夏有限公司 | Preparation method of HP 40-grade vacuum hot-pressed beryllium material and vacuum hot-pressed beryllium material |
| CN110923478A (en) * | 2019-09-10 | 2020-03-27 | 西北稀有金属材料研究院宁夏有限公司 | Recovery method of medium-density isostatic-pressing beryllium material |
-
2016
- 2016-12-28 CN CN201621461607.0U patent/CN206373359U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108106413A (en) * | 2018-01-19 | 2018-06-01 | 苏州楚翰真空科技有限公司 | A kind of vertical high-temperature sintering furnace |
| CN110923478A (en) * | 2019-09-10 | 2020-03-27 | 西北稀有金属材料研究院宁夏有限公司 | Recovery method of medium-density isostatic-pressing beryllium material |
| CN110923478B (en) * | 2019-09-10 | 2021-08-10 | 西北稀有金属材料研究院宁夏有限公司 | Recovery method of medium-density isostatic-pressing beryllium material |
| CN110842189A (en) * | 2019-11-04 | 2020-02-28 | 西北稀有金属材料研究院宁夏有限公司 | Preparation method of HP 40-grade vacuum hot-pressed beryllium material and vacuum hot-pressed beryllium material |
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| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190624 Address after: 101407 No. 11 Xingke East Street, Yanqi Economic Development Zone, Huairou District, Beijing Patentee after: Research Institute of engineering and Technology Co., Ltd. Address before: No. 2, Xinjie street, Xicheng District, Beijing, Beijing Patentee before: General Research Institute for Nonferrous Metals |