CN108225023B - Molybdenum plate high-temperature heating treatment atmosphere protection furnace - Google Patents
Molybdenum plate high-temperature heating treatment atmosphere protection furnace Download PDFInfo
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- CN108225023B CN108225023B CN201810098284.0A CN201810098284A CN108225023B CN 108225023 B CN108225023 B CN 108225023B CN 201810098284 A CN201810098284 A CN 201810098284A CN 108225023 B CN108225023 B CN 108225023B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B17/00—Furnaces of a kind not covered by any preceding group
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- 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
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/0003—Linings or walls
- F27D1/0006—Linings or walls formed from bricks or layers with a particular composition or specific characteristics
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- 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
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/18—Door frames; Doors, lids, removable covers
- F27D1/1858—Doors
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- 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
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
- F27D11/02—Ohmic resistance heating
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- 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
- F27D9/00—Cooling of furnaces or of charges therein
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- 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
- F27D99/00—Subject matter not provided for in other groups of this subclass
- F27D99/0073—Seals
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- 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
- F27D9/00—Cooling of furnaces or of charges therein
- F27D2009/0002—Cooling of furnaces
- F27D2009/001—Cooling of furnaces the cooling medium being a fluid other than a gas
- F27D2009/0013—Cooling of furnaces the cooling medium being a fluid other than a gas the fluid being water
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Furnace Details (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
The invention discloses a molybdenum plate high-temperature heating treatment atmosphere protection furnace, which comprises a furnace door, a furnace body and a base, wherein the furnace body is arranged on the base, the furnace door is arranged at a furnace mouth arranged on the right end face of the furnace body, the right end face of the furnace body is provided with the furnace mouth, an air cylinder is arranged on the base, a piston rod of the air cylinder is connected to the furnace door, the furnace door at the furnace mouth is opened or closed through the air cylinder, a furnace mouth water cooling jacket for cooling the furnace mouth is arranged at the peripheral edge of the furnace mouth, a furnace cover is arranged at the upper port of the furnace body, and a furnace cover water cooling jacket for cooling the upper port of the furnace body is arranged at the peripheral edge of the upper port of the furnace body. The invention has the advantages of complete sealing, protective atmosphere communication, rapid heating, continuous production, safety, reliability, simple and convenient operation, energy conservation, environmental protection and high production efficiency.
Description
Technical Field
The invention belongs to the technical field of atmosphere protection furnaces, and particularly relates to a molybdenum plate high-temperature heating treatment atmosphere protection furnace.
Background
The main purpose of the atmosphere protection furnace, also called an atmosphere furnace, is to introduce a specific gas for special heat treatment or to protect a heat treated sample from oxidation during high temperature sintering. In the working process of the atmosphere protection furnace, the hearth of the atmosphere furnace needs to maintain a certain specific atmosphere, so that the hearth is required to have a good sealing effect, and a uniform temperature field is required to be maintained in the furnace, otherwise, the working efficiency of the atmosphere furnace is reduced; in addition, the sealing requirement of the furnace door of the atmosphere furnace is higher, otherwise, the heat treatment effect of the product is not ensured easily, and in the feeding and discharging process, the furnace door needs to be opened repeatedly, so that external oxygen is easy to enter a hearth, and the product is oxidized.
Disclosure of Invention
The invention aims to solve the problems of poor sealing effect, easy oxidation of products and the like of the existing atmosphere protection furnace, and provides a molybdenum plate high-temperature heating treatment atmosphere protection furnace.
In order to achieve the above object, the present invention adopts the following technical scheme:
the molybdenum plate high-temperature heating treatment atmosphere protection furnace comprises a furnace door, a furnace body and a base, wherein the furnace body is arranged on the base, and the furnace door is arranged at a furnace mouth arranged on the right end surface of the furnace body; the furnace comprises a furnace body, a furnace mouth, a base, a cylinder, a piston rod, a pressing mechanism and a pressing mechanism, wherein the furnace mouth is arranged on the right end face of the furnace body;
the furnace mouth water cooling jacket for cooling the furnace mouth is arranged at the periphery of the furnace mouth, the air curtain mechanism for sealing the furnace mouth is arranged at the right side of the furnace mouth water cooling jacket and comprises a plurality of air ejector pipes arranged along the periphery of the furnace mouth, the air ejector pipes are fixedly arranged at the upper end of the furnace mouth, and the air ejector pipes are externally connected with a high-pressure air source;
a furnace is arranged in the furnace body, a plurality of rows of flame path supports are arranged at the bottom of the furnace body, flame paths are formed between adjacent rows of flame path supports, and each row of flame path supports comprises a plurality of supporting blocks which are uniformly arranged at intervals; the front side and the rear side of the hearth are provided with heaters, the flame path supports are positioned between the heaters on the front side and the rear side, and the heaters are connected to the front side wall and the rear side wall of the hearth;
the upper end of the furnace body is of an open structure, a furnace cover is arranged at an upper port of the furnace body, a furnace cover water cooling sleeve for cooling the upper port of the furnace body is arranged at the peripheral edge of the upper port of the furnace body, a rubber sealing ring is arranged at a part, which is used for being in sealing connection with the upper port of the furnace body, on the lower end surface of the furnace cover, and the furnace cover water cooling sleeve is positioned on the lower end surface of the rubber sealing ring;
the furnace door is covered with a furnace door water cooling jacket for cooling the furnace door, and the inner end surface of the furnace door is provided with a rubber sealing ring.
Further, a rubber sealing ring positioned outside the air injection pipe is arranged at the furnace mouth.
Further, the bottom of the furnace body is paved by refractory bricks, the side wall and the top of the furnace body are made of fiber board materials, the top of the furnace body is of an arch structure, and a hoisting mechanism is arranged on the upper end face of the top of the furnace body.
Further, an air inlet communicated with the hearth is arranged at the lower end of the side wall of the furnace body, and an air outlet communicated with the upper port of the furnace body is arranged at the upper end of the side wall of the furnace body.
Further, the furnace also comprises a furnace shell, the furnace body is arranged in the furnace shell, and a binding post used for being connected with the heater is welded at the upper end of the side wall of the furnace shell.
Further, the heater is a silicon molybdenum rod, and the heater is arranged vertically.
By adopting the technical scheme, the invention has the following advantages:
1, the furnace door can be opened conveniently by arranging the air cylinder and the pressing mechanism, and when the furnace door is closed, the furnace door is in sealing connection with the furnace body, so that external oxygen is prevented from entering the hearth;
2. by arranging the air curtain mechanism, when the furnace door is opened, high-pressure air is sprayed from top to bottom at the top of the furnace mouth through an external high-pressure air source, so that an air curtain is formed, and external oxygen can be effectively prevented from entering a hearth to oxidize products;
3. the furnace body adopts fiber materials except the bottom bearing, and the rest parts are made of a vault vertical-paving hoisting structure, so that the heat capacity of the fiber materials is small, the whole of the equipment is convenient to heat up quickly, energy and electricity are saved, and the strength of the furnace top can be ensured by the vault vertical-paving hoisting.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the furnace mouth in the invention;
FIG. 3 is a cross-sectional view of the furnace body of the present invention;
FIG. 4 is a top view of FIG. 3;
fig. 5 is a side view of fig. 3;
in the figure: 1. a furnace body; 2. a cylinder; 3. a furnace door; 4. a hydraulic cylinder; 5. a support rod; 6. a compression bar; 7. a furnace mouth water cooling jacket; 8. a gas lance; 9, supporting a flame path; 10. an exhaust hole; 11. a furnace cover water cooling jacket; 12. a furnace door water cooling jacket; 13. a heater; 14. an air inlet hole; 15. binding posts; 16. and (5) a hoisting mechanism.
Detailed Description
The technical scheme of the invention is further described in detail below with reference to the accompanying drawings and examples.
As shown in fig. 1-5, the molybdenum plate high-temperature heating treatment atmosphere protection furnace comprises a furnace door 3, a furnace body 1 and a base, wherein the furnace body 1 is arranged on the base, and the furnace door 3 is arranged at a furnace mouth arranged on the right end surface of the furnace body 1; the furnace comprises a furnace body 1, a furnace mouth is arranged on the right end face of the furnace body 1, a cylinder 2 is arranged on a base, a piston rod of the cylinder 2 is connected to a furnace door 3, the furnace door 3 at the furnace mouth is opened or closed through the cylinder 2, a pressing mechanism for pressing the furnace door is also arranged on the base, the pressing mechanism comprises a hydraulic cylinder 4, a pressing rod 6 and a supporting rod 5, one end of the hydraulic cylinder 4 is connected with the lower end of the pressing rod 6, the middle part of the pressing rod 6 is pivoted with the right end of the supporting rod 5 through a pin shaft, the right end of the supporting rod 5 is fixedly connected to the base, and the upper end of the pressing rod 6 is used for pressing the furnace door 3; the periphery of the furnace mouth is provided with a furnace mouth water cooling jacket 7 for cooling the furnace mouth, the right side of the furnace mouth water cooling jacket 7 is provided with an air curtain mechanism for sealing the furnace mouth, the air curtain mechanism comprises a plurality of air ejector pipes 8 arranged along the periphery of the furnace mouth, the air ejector pipes 8 are fixedly arranged at the upper end of the furnace mouth, and the air ejector pipes 8 are externally connected with a high-pressure air source; a hearth is arranged in the furnace body 1, a plurality of rows of flame path supports 9 are arranged at the bottom of the hearth, flame paths are formed between the adjacent rows of flame path supports 9, and each row of flame path supports 9 comprises a plurality of support blocks which are uniformly arranged at intervals; the front side and the rear side of the hearth are provided with heaters 13, the flame path support 9 is positioned between the heaters 13 on the front side and the rear side, and the heaters 13 are connected to the front side wall and the rear side wall of the hearth; the upper end of the furnace body 1 is of an open structure, a furnace cover is arranged at an upper port of the furnace body 1, a furnace cover water-cooling sleeve 11 for cooling the upper port of the furnace body is arranged at the peripheral edge of the upper port of the furnace body 1, a rubber sealing ring is arranged at a position on the lower end surface of the furnace cover for sealing connection with the upper port of the furnace body, and the furnace cover water-cooling sleeve 11 is positioned at the lower end surface of the rubber sealing ring; the furnace door 3 is coated with a furnace door water cooling jacket for cooling the furnace door 3, and the inner end surface of the furnace door 3 is provided with a rubber sealing ring.
A rubber sealing ring positioned outside the air spraying pipe is arranged at the furnace mouth.
The bottom of the furnace body 1 is paved by refractory bricks, the side wall and the top of the furnace body are made of fiber board materials, the top of the furnace body is of an arch structure, and a hoisting mechanism is arranged on the upper end face of the top of the furnace body.
An air inlet 14 communicated with the hearth is arranged at the lower end of the side wall of the furnace body 1, and an air outlet 10 communicated with the upper port of the furnace body is arranged at the upper end of the side wall of the furnace body.
The invention also comprises a furnace shell, the furnace body is arranged in the furnace shell, and a binding post 15 used for being connected with a heater is welded at the upper end of the side wall of the furnace shell.
The heater 13 is a silicon molybdenum rod, and the heater is vertically arranged, and the holes on the furnace body heat insulation material are consistent with the fiber assembly gaps, so that the cutting of the fiber board is reduced, the furnace top strength is ensured, and meanwhile, the replacement of the heater is convenient.
And the flame path support is arranged at the bottom of the hearth, so that uniformity of temperature in the furnace is facilitated, the plate is convenient to be heated uniformly, and meanwhile, the mechanical arm is convenient to pass through the flame path clearance to enter and exit for cooperation, so that the plate is facilitated to enter and exit.
A hoisting mechanism 16 is also arranged at the top of the furnace body, so that the whole movement of the furnace body is facilitated.
When the intelligent control system is used, the pressing mechanism is opened, the air cylinder is used for opening the furnace door, the air injection pipe is used for automatically injecting air to form an air curtain, heat dissipation and oxygen entering are prevented, the manipulator of the factory is used for feeding materials from the flame path, the air cylinder is used for closing the furnace door, the air curtain is automatically closed, meanwhile, the pressing mechanism is used for pressing and sealing the furnace door, and then the heater starts to heat. After heating is finished, the pressing mechanism is automatically opened, the furnace door is automatically opened through the air cylinder, the air curtain is automatically opened, and then the factory manipulator can take materials through the flame path. Repeating the steps, continuously feeding, heating and discharging, and automatically finishing.
Claims (1)
1. The molybdenum plate high-temperature heating treatment atmosphere protection furnace comprises a furnace door, a furnace body and a base, wherein the furnace body is arranged on the base, and the furnace door is arranged at a furnace mouth arranged on the right end surface of the furnace body; the method is characterized in that: the furnace comprises a furnace body, a furnace mouth, a base, a cylinder, a piston rod, a pressing mechanism and a pressing mechanism, wherein the furnace mouth is arranged on the right end face of the furnace body;
the furnace mouth water cooling jacket for cooling the furnace mouth is arranged at the periphery of the furnace mouth, the air curtain mechanism for sealing the furnace mouth is arranged at the right side of the furnace mouth water cooling jacket and comprises a plurality of air ejector pipes arranged along the periphery of the furnace mouth, the air ejector pipes are fixedly arranged at the upper end of the furnace mouth, and the air ejector pipes are externally connected with a high-pressure air source;
a furnace is arranged in the furnace body, a plurality of rows of flame path supports are arranged at the bottom of the furnace body, flame paths are formed between adjacent rows of flame path supports, and each row of flame path supports comprises a plurality of supporting blocks which are uniformly arranged at intervals; the front side and the rear side of the hearth are provided with heaters, the flame path supports are positioned between the heaters on the front side and the rear side, and the heaters are connected to the front side wall and the rear side wall of the hearth;
the upper end of the furnace body is of an open structure, a furnace cover is arranged at an upper port of the furnace body, a furnace cover water cooling sleeve for cooling the upper port of the furnace body is arranged at the peripheral edge of the upper port of the furnace body, a rubber sealing ring is arranged at a part, which is used for being in sealing connection with the upper port of the furnace body, on the lower end surface of the furnace cover, and the furnace cover water cooling sleeve is positioned on the lower end surface of the rubber sealing ring;
the furnace door is coated with a furnace door water cooling jacket for cooling the furnace door, and the inner end surface of the furnace door is provided with a rubber sealing ring;
a rubber sealing ring positioned at the outer side of the air spraying pipe is arranged at the furnace mouth;
the bottom of the furnace body is paved by refractory bricks, the side wall and the top of the furnace body are made of fiber board materials, the top of the furnace body is of an arch structure, and a hoisting mechanism is arranged on the upper end surface of the top of the furnace body;
an air inlet communicated with the hearth is arranged at the lower end of the side wall of the furnace body, and an air outlet communicated with the upper port of the furnace body is arranged at the upper end of the side wall of the furnace body;
the furnace body is arranged in the furnace shell, and a binding post used for being connected with a heater is welded at the upper end of the side wall of the furnace shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810098284.0A CN108225023B (en) | 2018-01-31 | 2018-01-31 | Molybdenum plate high-temperature heating treatment atmosphere protection furnace |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810098284.0A CN108225023B (en) | 2018-01-31 | 2018-01-31 | Molybdenum plate high-temperature heating treatment atmosphere protection furnace |
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| CN108225023A CN108225023A (en) | 2018-06-29 |
| CN108225023B true CN108225023B (en) | 2023-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810098284.0A Active CN108225023B (en) | 2018-01-31 | 2018-01-31 | Molybdenum plate high-temperature heating treatment atmosphere protection furnace |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109237940A (en) * | 2018-10-30 | 2019-01-18 | 湖南金炉科技股份有限公司 | A kind of bell-type furnace |
| CN111895777B (en) * | 2020-07-31 | 2022-03-04 | 洛阳焱华加热科技有限公司 | Novel vacuum atmosphere furnace |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201954967U (en) * | 2011-03-05 | 2011-08-31 | 河南中色赛尔工业炉有限公司 | Furnace door mechanism for industrial kiln furnace |
| CN203159667U (en) * | 2013-04-07 | 2013-08-28 | 苏州工业园区热处理设备厂有限公司 | Box type heating furnace |
| CN205821403U (en) * | 2016-07-12 | 2016-12-21 | 湖州恒辉科技有限公司 | Potassium steel heat-treatment furnace |
| CN205856547U (en) * | 2016-08-11 | 2017-01-04 | 武汉山力板带技术工程有限公司 | A kind of Horizental annealer inlet seal device |
| CN207894237U (en) * | 2018-01-31 | 2018-09-21 | 洛阳华旭利尔电炉有限公司 | A kind of molybdenum plate high-temperature heating treatment atmosphere protection stove |
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| CN108225023A (en) | 2018-06-29 |
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Address after: 471000 No.6 Aimin Road, Baiying village, high tech Zone, Luoyang City, Henan Province Applicant after: Luoyang Shenhua Heating Technology Co.,Ltd. Address before: No. 18 Aimin Road, Baiying Village, Gaoxin District, Luoyang City, Henan Province, 471000 Applicant before: LUOYANG HUAXULIER ELECTRIC STOVE Co.,Ltd. |
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