CN111854443B - Natural gas roasting furnace and method - Google Patents
Natural gas roasting furnace and method Download PDFInfo
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- CN111854443B CN111854443B CN202010655213.3A CN202010655213A CN111854443B CN 111854443 B CN111854443 B CN 111854443B CN 202010655213 A CN202010655213 A CN 202010655213A CN 111854443 B CN111854443 B CN 111854443B
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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
- F27D5/00—Supports, screens, or the like for the charge within the furnace
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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
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
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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
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/008—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases cleaning gases
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Apparatuses For Bulk Treatment Of Fruits And Vegetables And Apparatuses For Preparing Feeds (AREA)
Abstract
The invention discloses a natural gas roasting furnace and a method, wherein the natural gas roasting furnace comprises a bottom plate, the upper end surface of the bottom plate is fixedly connected with a furnace body, an installation cavity and a roasting cavity are arranged in the furnace body, the roasting cavity is arranged above the installation cavity, the right side position of the upper end surface of the furnace body is fixedly connected with a fixing plate, the right side surface of the fixing plate is fixedly connected with a driving motor, and the output end of the driving motor is fixedly connected with a motor belt pulley; according to the invention, the motor belt wheel drives the transmission belt wheel to rotate through the transmission belt through the rotation of the driving motor, the belt wheel drives the half-tooth gear to rotate to drive the rectangular frame to reciprocate in the rectangular hole, so that the slope plate on the mounting plate drives the central column to move up and down, and meanwhile, the friction column on the mounting plate is in contact with the friction roller to drive the central column to rotate, so that the workpiece placed on the fixing column can be subjected to uniform heat treatment, and the condition that the workpiece is heated unevenly from top to bottom is prevented.
Description
Technical Field
The invention relates to the technical field of roasting furnaces, in particular to a natural gas roasting furnace and a method.
Background
Natural gas is a gaseous fossil fuel consisting primarily of methane, which is found primarily in oil and natural gas fields, and also in small quantities in coal seams. Natural gas is also buried in underground closed geological structures like crude oil, and some are stored at the same level as crude oil and some exist independently. For natural gas that is stored at the same level as the crude oil, it is produced along with the crude oil. The natural gas is mainly used as fuel, can be used for producing carbon black, chemicals and liquefied petroleum gas, and the propane and butane produced by the natural gas are important raw materials of modern industry.
The natural gas roasting furnace is a machine capable of remarkably reducing sintering temperature and greatly reducing energy consumption, and is environment-friendly, and the efficiency is improved greatly, however, when the workpiece in the furnace is subjected to heating treatment by the conventional natural gas roasting furnace, the workpiece is generally placed on a processing table, the bottom of the workpiece is easily inconsistent with the upper layer of the workpiece in heating, so that great influence can be generated on the treatment effect of the workpiece, and meanwhile, when the workpiece is subjected to combustion heating, because natural gas is insufficiently combusted and some impurities on the surface of the workpiece are combusted, more black ash can be generated, and if the natural gas is directly discharged, serious pollution can be caused to air.
Disclosure of Invention
The invention aims to provide a natural gas roasting furnace and a method, which aim to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a natural gas roasting furnace comprises a bottom plate, wherein a furnace body is fixedly connected to the upper end face of the bottom plate, an installation cavity and a roasting cavity are arranged inside the furnace body, the roasting cavity is arranged above the installation cavity, a fixed plate is fixedly connected to the right side of the upper end face of the furnace body, a driving motor is fixedly connected to the right side of the fixed plate, and a motor belt wheel is fixedly connected to the output end of the driving motor;
a central column is slidably connected to the middle position of the transverse plate between the installation cavity and the roasting cavity, a fixing table is fixedly connected to the position, located in the roasting cavity, of the upper end of the central column, a plurality of fixing columns for placing workpieces are fixedly connected to the upper end face of the fixing table, and a friction roller is installed at the position, located in the installation cavity, of the lower end of the central column;
a rectangular hole penetrating through the furnace body is formed in the right side face of the mounting cavity, a rectangular frame is connected in the rectangular hole in a sliding mode, transmission teeth are arranged on the upper end face and the lower end face of the inner side of the rectangular frame, a mounting plate is fixedly connected to the left side face of the rectangular frame, a slope plate used for driving the central column to move up and down is fixedly connected to the lower end of the left side face of the mounting plate, a friction column used for being matched with the friction roller to drive the central column to rotate is rotatably connected to the upper end of the left side face of the mounting plate, and a driving assembly used for driving the rectangular frame to horizontally reciprocate is arranged on the right side face of the furnace body;
the utility model discloses a roasting furnace, including roasting chamber, guide rod, piston block, connecting rod, air inlet, air vent, burner, air exhaust device, air inlet, air outlet, air inlet, air vent, air outlet, air exhaust device, air outlet, air inlet, air outlet, air outlet, air outlet, air outlet, air outlet, air outlet, air.
As a further scheme of the invention: the driving assembly comprises a mounting seat, the mounting seat is fixedly connected to the lower end of the right side face of the furnace body, a rotating shaft is connected to the mounting seat in a rotating mode, a transmission belt wheel is fixedly connected to the right end of the rotating shaft, a half-tooth gear which is used for driving the rectangular frame to reciprocate in a meshing mode with the transmission teeth is fixedly connected to the left side of the rotating shaft, and a transmission belt is installed between the motor belt wheel and the transmission belt wheel.
As a still further scheme of the invention: the exhaust device comprises an exhaust box, the exhaust box is fixedly connected to the upper position of the left end face of the furnace body, the exhaust box is communicated with the interior of the furnace body, a baffle is fixedly connected to the lower end face of the interior of the exhaust box, and a filtering assembly used for filtering black ash is further arranged at the position, located at the exhaust port, in the exhaust box.
As a still further scheme of the invention: the filter assembly comprises a strip-shaped hole and a filter plate, the strip-shaped hole is formed in the right side face of the exhaust box, the filter plate is rotatably connected in the strip-shaped hole, and the right end of the upper end face of the filter plate and the lower side of the left end of the guide rod are both provided with arc-shaped convex blocks which are used for mutually matching to drive the filter plate to shake.
As a still further scheme of the invention: and one-way valves are arranged in the air inlet hole and the air vent hole.
As a still further scheme of the invention: and a tension wheel for compressing the transmission belt is arranged in the middle of the right side surface of the furnace body.
As a still further scheme of the invention: and a reinforcing rib is fixedly connected between the lower end surface of the fixed table and the central column.
As a still further scheme of the invention: the lower end of the left side surface of the exhaust box is rotatably connected with a switch door which is convenient for cleaning black ash in the exhaust box.
As a still further scheme of the invention: and the furnace body is also provided with a furnace door communicated with the roasting cavity.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the motor belt wheel drives the transmission belt wheel to rotate through the transmission belt through the rotation of the driving motor, the belt wheel drives the half-tooth gear to rotate to drive the rectangular frame to reciprocate in the rectangular hole, so that the slope plate on the mounting plate drives the central column to move up and down, and meanwhile, the friction column on the mounting plate is in contact with the friction roller to drive the central column to rotate, so that the workpiece placed on the fixing column can be subjected to uniform heat treatment, and the condition that the workpiece is heated unevenly from top to bottom is prevented.
2. The guide rod is driven by the connecting rod on the belt wheel to do reciprocating linear motion in the hollow cylinder, so that the guide rod drives the piston block to do reciprocating motion in the hollow cylinder, air is sucked into the hollow cylinder through the one-way valve of the air inlet while moving, then air is discharged into the belt roasting cavity through the vent hole, natural gas is fully combusted, and the utilization efficiency of the gas can be greatly improved.
3. The guide rod reciprocates and simultaneously enables the filter plate to be in contact with the arc-shaped convex blocks on the guide rod, so that the guide rod can drive the filter plate to shake black ash on the filter plate to drop to the bottom of the exhaust box while moving, the filter plate can be prevented from being blocked by the black ash, the black ash can be conveniently collected and treated, and the black ash can be prevented from being discharged into the air to cause pollution.
Drawings
Fig. 1 is a schematic structural diagram of a natural gas roasting furnace.
Fig. 2 is a schematic view of the internal structure of a natural gas roasting furnace.
Fig. 3 is an enlarged schematic view of a portion a of fig. 2 of a natural gas roasting furnace.
Fig. 4 is a schematic diagram of a structure of a natural gas roasting furnace in a right view.
FIG. 5 is a schematic diagram of a partial top view of a friction roller and a friction column in a natural gas roaster.
Wherein: the device comprises a base plate 1, a furnace body 2, an exhaust box 3, a rotating shaft 4, a mounting seat 5, a guide rod 6, a hollow cylinder 7, a connecting rod 8, a fixing plate 9, a driving motor 10, a motor belt wheel 11, a driving belt 12, a driving belt wheel 13, a rectangular frame 14, a half-tooth gear 15, a furnace door 16, a driving tooth 17, a mounting plate 18, a slope plate 19, a friction column 20, a central column 21, a friction roller 22, a mounting cavity 23, a fixing platform 24, a fixing column 25, a burner 26, a roasting cavity 27, a door 28, a door 29, a baffle 30 strip-shaped hole, an arc-shaped bump 31, a spring 32, a filter plate 33, a piston block 34, an air inlet 35, an air vent 36 and a rectangular hole 37.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, in the embodiment of the present invention, a natural gas roasting furnace includes a bottom plate 1, a furnace body 2 is fixedly connected to an upper end surface of the bottom plate 1, a mounting cavity 23 and a roasting cavity 27 are arranged inside the furnace body 2, the roasting cavity 27 is arranged above the mounting cavity 23, a fixing plate 9 is fixedly connected to a right side position of the upper end surface of the furnace body 2, a driving motor 10 is fixedly connected to a right side surface of the fixing plate 9, and an output end of the driving motor 10 is fixedly connected to a motor pulley 11;
a central column 21 is slidably connected to the middle position of the transverse plate between the mounting cavity 23 and the roasting cavity 27, a fixing table 24 is fixedly connected to the position, located in the roasting cavity 27, of the upper end of the central column 21, a plurality of fixing columns 25 for placing workpieces are fixedly connected to the upper end face of the fixing table 24, and a friction roller 22 is mounted at the position, located in the mounting cavity 23, of the lower end of the central column 21;
a rectangular hole 37 penetrating through the furnace body 2 is formed in the right side surface of the mounting cavity 23, a rectangular frame 14 is connected in the rectangular hole 37 in a sliding mode, transmission teeth 17 are arranged on the upper end surface and the lower end surface of the inner side of the rectangular frame 14, a mounting plate 18 is fixedly connected to the left side surface of the rectangular frame 14, a slope plate 19 used for driving the central column 21 to move up and down is fixedly connected to the lower end of the left side surface of the mounting plate 18, a friction column 20 used for being matched with the friction roller 22 to drive the central column 21 to rotate is rotatably connected to the upper end of the left side surface of the mounting plate 18, and a driving assembly used for driving the rectangular frame 14 to horizontally reciprocate is arranged on the right side surface of the furnace body 2;
according to the invention, workpieces on the fixed column 25 can be uniformly heated through the up-and-down movement and rotation of the fixed table 24, the strength of the fixed table 24 can be improved through the reinforcing ribs between the central column 21 and the fixed table 24, and meanwhile, the roasting chamber 27 is ventilated through the movement of the piston block 34 in the hollow cylinder 7, so that the natural gas is fully combusted, the utilization rate of the gas can be greatly improved, the filter plate 33 can be driven to shake while the guide rod 6 moves, and the filter plate 33 is prevented from being blocked by black ash.
The driving assembly comprises a mounting seat 5, the mounting seat 5 is fixedly connected to the lower end position of the right side face of the furnace body 2, a rotating shaft 4 is rotatably connected in the mounting seat 5, a driving belt wheel 13 is fixedly connected to the right end of the rotating shaft 4, a half-tooth gear 15 which is meshed with a driving tooth 17 to drive the rectangular frame 14 to reciprocate is fixedly connected to the left side of the rotating shaft 4, and a driving belt 12 is arranged between the motor belt wheel 11 and the driving belt wheel 13; a tension pulley for pressing the transmission belt 12 is arranged in the middle of the right side surface of the furnace body 2; the invention can make the driving belt 12 and the belt wheel more fit through the tension wheel on the side wall of the furnace body 2, thereby preventing the slipping during the driving.
The exhaust device comprises an exhaust box 3, the exhaust box 3 is fixedly connected to the position above the left end face of the furnace body 2, the exhaust box 3 is communicated with the interior of the furnace body 2, the lower end face of the interior of the exhaust box 3 is fixedly connected with a baffle 29, and a filtering component for filtering black ash is further arranged at the position of an exhaust port in the exhaust box 3; the filter assembly comprises a strip-shaped hole 30 and a filter plate 33, the strip-shaped hole 30 is formed in the right side face of the exhaust box 3, the filter plate 33 is rotatably connected in the strip-shaped hole 30, the right end of the upper end face of the filter plate 33 and the lower side of the left end of the guide rod 6 are respectively provided with an arc-shaped bump 31 which is used for driving the filter plate 33 to shake in a mutually matched mode, and a spring 32 is further arranged between the right side of the lower end face of the filter plate 33 and the exhaust box 3; the lower end of the left side surface of the exhaust box 3 is rotatably connected with a switch door 28 which is convenient for cleaning the black ash in the exhaust box 3; the invention can prevent the black ash shaken off by the filter plate 33 from falling back into the roasting cavity 27 through the baffle plate 29 in the exhaust box 3, and can clean the black ash in the exhaust box 3 through opening and closing the door 28.
The working principle of the invention is as follows: when the device is used, a workpiece to be processed is placed on the fixing column 25 of the fixing table 24 through the furnace door 16, natural gas is introduced into the combustor 26 to heat the roasting cavity 27, then the driving motor 10 rotates to enable the motor belt wheel 11 to drive the driving belt wheel 13 to rotate through the driving belt 12, the driving belt wheel 13 drives the half-tooth gear 15 to rotate to drive the rectangular frame 14 to reciprocate in the rectangular hole 37, so that the slope plate 19 on the mounting plate 18 drives the central column 21 to move up and down, and meanwhile, the friction column 20 on the mounting plate 18 is in contact with the friction roller 22 to drive the central column 21 to rotate, so that the workpiece is uniformly heated;
meanwhile, the connecting rod 8 can be driven by the rotation of the driving motor 10 to drive the guide rod 6 to drive the piston block 34 to move, the piston block 34 is driven to exhaust through the two air inlet holes 35 and the one-way valves in the two air vent holes 36, when the piston block 34 is left to admit air, the piston block 34 is right to exhaust, uninterrupted ventilation can be performed in the roasting cavity 27, natural gas is combusted more fully, meanwhile, when the guide rod 6 reciprocates, the filter plate 33 is in contact with the arc-shaped convex block 31 on the guide rod 6, the guide rod 6 can drive the filter plate 33 to shake the black ash on the filter plate 33 to the bottom of the exhaust box 3 when moving, the black ash can be conveniently recovered, and pollution caused by emission to the air can be prevented.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. A natural gas roasting furnace comprises a bottom plate (1), and is characterized in that: the upper end face of the bottom plate (1) is fixedly connected with a furnace body (2), an installation cavity (23) and a roasting cavity (27) are arranged in the furnace body (2), the roasting cavity (27) is arranged above the installation cavity (23), a fixing plate (9) is fixedly connected to the right side of the upper end face of the furnace body (2), a driving motor (10) is fixedly connected to the right side of the fixing plate (9), and a motor belt wheel (11) is fixedly connected to the output end of the driving motor (10);
a central column (21) is slidably connected to the middle position of a transverse plate between the mounting cavity (23) and the roasting cavity (27), a fixing table (24) is fixedly connected to the position, located in the roasting cavity (27), of the upper end of the central column (21), a plurality of fixing columns (25) used for placing workpieces are fixedly connected to the upper end face of the fixing table (24), and a friction roller (22) is mounted at the position, located in the mounting cavity (23), of the lower end of the central column (21);
a rectangular hole (37) penetrating through the furnace body (2) is formed in the right side face of the mounting cavity (23), a rectangular frame (14) is connected in the rectangular hole (37) in a sliding mode, transmission teeth (17) are arranged on the upper end face and the lower end face of the inner side of the rectangular frame (14), a mounting plate (18) is fixedly connected to the left side face of the rectangular frame (14), a slope plate (19) used for driving the central column (21) to move up and down is fixedly connected to the lower end face of the left side face of the mounting plate (18), a friction column (20) used for being matched with a friction roller (22) to drive the central column (21) to rotate is rotatably connected to the upper end of the left side face of the mounting plate (18), and a driving assembly used for driving the rectangular frame (14) to horizontally reciprocate is arranged on the right side face of the furnace body (2);
burners (26) are respectively arranged at two sides of the interior of the roasting cavity (27), a hollow cylinder (7) is fixedly connected to the middle position of the upper end face of the furnace body (2), a guide rod (6) is slidably connected between the center positions of two side faces of the hollow cylinder (7), a piston block (34) is fixedly connected to the position of the guide rod (6) located in the hollow cylinder (7), a connecting rod (8) is rotatably connected to the position of the guide rod (6) on the right side of the piston block (34) penetrating through the hollow cylinder (7), one end of the connecting rod (8) far away from the guide rod (6) is rotatably connected to the position of the motor belt pulley (11) far away from the output shaft of the driving motor (10), air inlets (35) penetrating through the hollow cylinder (7) are respectively arranged at two sides of the upper end of the hollow cylinder (7), air vents (36) penetrating through the furnace body (2) and ventilating the roasting cavity (27) are also arranged at two sides of the lower end of the hollow cylinder (7), and an exhaust device for exhausting waste gas in the roasting cavity (27) is arranged at the upper end of the right side surface of the furnace body (2).
2. The natural gas roasting furnace according to claim 1, wherein the driving assembly comprises a mounting seat (5), the mounting seat (5) is fixedly connected to a lower end position of a right side surface of the furnace body (2), a rotating shaft (4) is rotatably connected to the mounting seat (5), a transmission belt pulley (13) is fixedly connected to a right end of the rotating shaft (4), a half-tooth gear (15) which is engaged with a transmission tooth (17) and drives the rectangular frame (14) to reciprocate is fixedly connected to a left side of the rotating shaft (4), and a transmission belt (12) is installed between the motor belt pulley (11) and the transmission belt pulley (13).
3. The natural gas roasting furnace according to claim 1, wherein the exhaust device comprises an exhaust box (3), the exhaust box (3) is fixedly connected to a position above the left end face of the furnace body (2), the exhaust box (3) is communicated with the inside of the furnace body (2), a baffle (29) is fixedly connected to the lower end face of the inside of the exhaust box (3), and a filter assembly for filtering black ash is further arranged at a position of an exhaust port in the exhaust box (3).
4. A natural gas roasting furnace according to claim 3, characterized in that the filter assembly comprises a strip-shaped hole (30) and a filter plate (33), the strip-shaped hole (30) is arranged at the right side of the exhaust box (3), the filter plate (33) is rotatably connected in the strip-shaped hole (30), the right end of the upper end face of the filter plate (33) and the lower side of the left end of the guide rod (6) are respectively provided with an arc-shaped convex block (31) for mutually matching and driving the filter plate (33) to shake, and a spring (32) is further arranged between the right side of the lower end face of the filter plate (33) and the exhaust box (3).
5. A natural gas roasting furnace according to claim 1, wherein a check valve is installed in each of the air inlet (35) and the air vent (36).
6. A natural gas roasting furnace according to claim 2, wherein a tension pulley for pressing the transmission belt (12) is provided at a middle position of the right side surface of the furnace body (2).
7. The natural gas roasting furnace according to claim 1, wherein a reinforcing rib is fixedly connected between the lower end surface of the fixing table (24) and the central column (21).
8. The natural gas roasting furnace according to claim 3, wherein the lower end of the left side surface of the exhaust box (3) is rotatably connected with an opening and closing door (28) which is convenient for cleaning black ash in the exhaust box (3).
9. A natural gas roasting furnace according to claim 1, wherein the furnace body (2) is further provided with a furnace door (16) communicating with the roasting chamber (27).
10. The use method of the natural gas roasting furnace according to any one of claims 1 to 9, characterized by comprising the following steps:
step 1: opening the furnace door (16), placing a workpiece to be processed on a fixing column (25) of the fixing table (24), and introducing natural gas into the combustor (26) for combustion;
step 2: the driving motor (10) rotates to enable the motor belt wheel (11) to drive the transmission belt wheel (13) to rotate through the transmission belt (12), the transmission belt wheel (13) drives the half-tooth gear (15) to rotate and drive the rectangular frame (14) to reciprocate in the rectangular hole (37), so that the slope plate (19) on the mounting plate (18) drives the central column (21) to move up and down, and meanwhile, the friction column (20) on the mounting plate (18) is in contact with the friction roller (22) to drive the central column (21) to rotate;
and step 3: when the driving motor (10) rotates, the connecting rod (8) is driven to enable the driving guide rod (6) to drive the piston block (34) to move, when air enters from the left side of the piston block (34), the right side of the piston block (34) exhausts air through the two air inlet holes (35) and the one-way valves in the two air vent holes (36), and when air enters from the right side of the piston block (34), the left side of the piston block (34) exhausts air, so that the air in the roasting cavity (27) can be continuously ventilated;
and 4, step 4: when the guide rod (6) reciprocates, the filter plate (33) is in contact with the arc-shaped lug (31) on the guide rod (6), so that the guide rod (6) can drive the filter plate (33) to shake black and dust on the filter plate (33) to the bottom of the exhaust box (3) while moving.
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| CN202010655213.3A CN111854443B (en) | 2020-07-09 | 2020-07-09 | Natural gas roasting furnace and method |
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| CN112414123B (en) * | 2020-11-25 | 2022-04-19 | 盐城市苏文机械有限公司 | Tunnel type catalyst roasting device with workpiece integrally heated uniformly |
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| KR19980014859A (en) * | 1996-08-17 | 1998-05-25 | 구자홍 | Oven range rotary table apparatus |
| CN207963500U (en) * | 2017-12-20 | 2018-10-12 | 广州番禺职业技术学院 | A kind of roaster rotating device |
| CN207873030U (en) * | 2018-02-13 | 2018-09-18 | 石家庄瑞特不锈钢制品有限公司 | A kind of day hot gas roaster for producing stainless cast steel part |
| CN208296602U (en) * | 2018-06-12 | 2018-12-28 | 常州市范群干燥设备有限公司 | A kind of furnace structure of roaster |
| CN209910411U (en) * | 2019-03-30 | 2020-01-07 | 江阴市龙玉锻压有限公司 | Natural gas heating furnace for forging and pressing with flue cleaning device |
| CN210464033U (en) * | 2019-08-23 | 2020-05-05 | 福建省宝山机械有限公司 | Natural gas roasting furnace capable of changing internal air pressure |
| CN210583955U (en) * | 2019-09-24 | 2020-05-22 | 贵州莹月帆铝制品有限公司 | Filtering device for cast-rolled aluminum plate after degassing of aluminum liquid |
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