CN114293002A - Stainless steel bar heat treatment equipment - Google Patents
Stainless steel bar heat treatment equipment Download PDFInfo
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- CN114293002A CN114293002A CN202111639130.6A CN202111639130A CN114293002A CN 114293002 A CN114293002 A CN 114293002A CN 202111639130 A CN202111639130 A CN 202111639130A CN 114293002 A CN114293002 A CN 114293002A
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 30
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 24
- 239000010935 stainless steel Substances 0.000 title claims abstract description 24
- 238000002485 combustion reaction Methods 0.000 claims abstract description 62
- 238000009825 accumulation Methods 0.000 claims abstract description 52
- 239000000463 material Substances 0.000 claims abstract description 15
- 238000003780 insertion Methods 0.000 claims abstract description 3
- 230000037431 insertion Effects 0.000 claims abstract description 3
- 230000006835 compression Effects 0.000 claims description 33
- 238000007906 compression Methods 0.000 claims description 33
- 239000007789 gas Substances 0.000 claims description 22
- 238000005338 heat storage Methods 0.000 claims description 20
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 9
- 239000003546 flue gas Substances 0.000 claims description 9
- 239000012528 membrane Substances 0.000 claims description 8
- 239000002737 fuel gas Substances 0.000 claims description 5
- 239000000779 smoke Substances 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 238000005034 decoration Methods 0.000 abstract description 2
- 239000002918 waste heat Substances 0.000 abstract description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 26
- 239000000446 fuel Substances 0.000 description 17
- 239000002912 waste gas Substances 0.000 description 14
- 239000003345 natural gas Substances 0.000 description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
- 239000001301 oxygen Substances 0.000 description 7
- 229910052760 oxygen Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000001172 regenerating effect Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000006213 oxygenation reaction Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 238000007669 thermal treatment Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention relates to the field of outer wall decoration, in particular to stainless steel bar heat treatment equipment which comprises a furnace body and a self-walking trolley structure, wherein a hearth is arranged in the furnace body, sliding grooves are formed in two sides of the inner wall of the furnace body, a furnace door is arranged on one side of the furnace body, and the furnace door is connected with the furnace body in a sliding manner; the self-walking trolley structure comprises a slide rail, a material placing plate and wheels, the bottom of the furnace body is fixedly connected with the slide rail through bolts, the material placing plate is in sliding insertion connection with the slide groove, and the wheels are rotatably connected with the bottom of the material placing plate; one side that the furnace gate was kept away from to the furnace body is equipped with heat accumulation burning structure, two heat accumulation burning structure all with the fixed grafting of furnace body, through setting up two heat accumulation burning structures that can the circulating combustion, retrieves the waste heat that last burning left, preheats the air, when next burning, just can rise the temperature in the furnace rapidly, effectively improves the utilization ratio of energy.
Description
Technical Field
The invention relates to the field of outer wall decoration, in particular to a stainless steel bar heat treatment device.
Background
China is a large energy consumer, and the mechanical manufacturing industry is an important part of the energy consumer. With the continuous development of heavy industries such as parts, mechanical manufacturing and the like, the heat treatment has an important supporting function for the joy and development of the mechanical manufacturing industry in China, and the industrial furnace for carrying out various metal heat treatments on metal workpieces is generally called a heat treatment furnace. The heat treatment furnace includes a box furnace, a near furnace, a table furnace and the like, wherein the table furnace is generally used when the stainless steel bar is subjected to heat treatment because the table furnace has the advantages of convenience in taking and placing the stainless steel bar and good sealing property. Compared with an electric furnace, the natural gas car furnace has the advantages of good running economy, low fuel cost of more than 1/3, low energy consumption and long service life, and is widely applied to the heat treatment process of the existing stainless steel bars.
The waste gas burned by the traditional natural gas trolley furnace is collected and utilized by adopting a heat exchange device, but the heat collected by the heat exchange device is limited, and a large amount of heat is lost due to the short service life, high investment cost and difficult maintenance of the heat exchange device; the combustion openings in the hearth are not uniformly distributed, so that a local high-temperature area of the hearth exists, and the quality of a manufactured product is reduced; the cold air is directly used as combustion air supplement in the traditional natural gas trolley furnace, cold and hot gas meets and can cause the damage of hearth inner parts, and the service life of metal parts in the natural gas trolley furnace is shortened.
Therefore, it is necessary to develop a heat treatment apparatus for stainless steel bars to solve the above problems.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a stainless steel bar heat treatment device. The problem of burning waste gas can't retrieve and the burning is inhomogeneous and causes a large amount of wastes is solved.
The technical scheme adopted by the invention for solving the technical problems is as follows: a stainless steel bar heat treatment device comprises a furnace body and a self-walking trolley structure, wherein a hearth is arranged in the furnace body, sliding grooves are formed in two sides of the inner wall of the furnace body, a furnace door is arranged on one side of the furnace body, and the furnace door is connected with the furnace body in a sliding manner;
the self-walking trolley structure comprises a slide rail, a material placing plate and wheels, the bottom of the furnace body is fixedly connected with the slide rail through bolts, the material placing plate is in sliding insertion connection with the slide groove, and the wheels are rotatably connected with the bottom of the material placing plate;
one side that the furnace gate was kept away from to the furnace body is equipped with heat accumulation burning structure, two heat accumulation burning structure all with the fixed grafting of furnace body, and two be equipped with circulation inlet structure between the heat accumulation burning structure, circulation inlet structure and heat accumulation burning structure fixed connection.
Specifically, the heat accumulation combustion structure includes that the flue gas collects structure, heat accumulation burning shell, gas inlet structure, air inlet structure and heat accumulation air exhaust structure, structure one end is collected with the fixed grafting of furnace body to the flue gas, heat accumulation burning shell and the fixed grafting of furnace body, it holds the hot chamber to have seted up in the heat accumulation burning shell, be equipped with the honeycomb heat accumulator in the heat accumulation burning shell, honeycomb heat accumulator and heat accumulation burning shell inner wall fixed connection, gas inlet structure one end is pegged graft with heat accumulation burning shell is fixed, the gas inlet structure other end is pegged graft with heat accumulation air exhaust structure, heat accumulation air exhaust structure and heat accumulation burning shell and the equal fixed grafting of furnace body, air inlet structure one end is pegged graft with the gas inlet structure is fixed, the air inlet structure other end is pegged graft with circulation inlet structure.
Specifically, the flue gas collecting structure comprises a first pipeline and a flow dividing pipeline, one end of the first pipeline is fixedly connected with the furnace body in an inserting mode, and the other end of the first pipeline is fixedly connected with the top of the heat storage combustion shell in an inserting mode.
Specifically, the heat-storage air discharging structure comprises an exhaust funnel and exhaust ports, the outer ring of the exhaust funnel is fixedly spliced with the heat-storage combustion shell and the furnace body, and a plurality of exhaust ports are uniformly distributed;
the gas inlet structure comprises a second pipeline, a first one-way valve, a first gas inlet cavity, a third pipeline and a second gas inlet cavity, wherein two ends of the second pipeline are fixedly spliced with the heat accumulation combustion shell and the exhaust funnel respectively;
the air inlet structure comprises a fourth pipeline, a third air inlet cavity, a second one-way valve and a third one-way valve, one end of the fourth pipeline is fixedly connected with the second pipeline, the other end of the fourth pipeline is connected with the circulating air inlet structure in an inserting mode, and the second one-way valve and the third one-way valve are connected with the fourth pipeline in a sliding inserting mode.
Specifically, circulation inlet structure includes motor, first telescopic link, trapezoidal cam, trades air cavity, compression structure, compression membrane and fixed shell, fixed shell one side and two heat accumulation burning structure fixed connection, motor and fixed shell top fixed connection, first telescopic link one end and motor drive shaft fixed connection, the other end rotates with fixed shell bottom and pegs graft, trapezoidal cam and the fixed cup joint of first telescopic link, compression structure and fourth pipeline slip peg graft, compression membrane outer lane and fourth pipeline fixed connection.
Specifically, compression structure includes second telescopic link, piston and spring, second telescopic link and piston fixed connection, the spring both ends respectively with fourth pipeline outer wall and second telescopic link spot welding.
Specifically, the two compression structures are installed in opposite directions.
The invention has the beneficial effects that:
(1) according to the stainless steel bar heat treatment equipment, the circulating air inlet structure 4 capable of switching the oxygen inlet direction through stretching can be used for rapidly changing the combustion port, so that the phenomenon that a metal part in the hearth 13 is irreversibly damaged due to local high temperature caused by heating of the combustion port on one side after long-time use is avoided, the service life of the furnace is prolonged, and the product quality can be improved.
(2) According to the stainless steel bar heat treatment equipment, the flue gas collecting structure 31 capable of absorbing heat in combustion waste gas is used for absorbing waste heat in the waste gas, fuel is preheated and then is subjected to supplementary combustion, the temperature in the hearth 13 can be rapidly increased, and meanwhile, the heat is blown farther, so that the temperature in the hearth 13 is more uniform.
(3) According to the stainless steel bar heat treatment equipment, the motor 41 rotates to drive the fixedly connected first telescopic rod 411 to synchronously rotate, then the trapezoidal cam 412 rotates, the upper half part of the trapezoidal cam 412 is extruded to the compression structure 43, and air between the compression film 44 and the compression structure 43 is extruded, so that the compression film 44 extrudes the air in the fourth pipeline 341, the air is pumped into the second pipeline 331 to provide oxygen for combustion of natural gas, oxygen supply operation can be completed without opening a valve, and fuel leakage is avoided.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a side cross-sectional view of the present invention;
FIG. 2 is a cross-sectional view taken along line K-K of FIG. 1;
FIG. 3 is a sectional view taken along the line L-L in FIG. 1;
FIG. 4 is an enlarged view of portion A of FIG. 1;
FIG. 5 is an enlarged view of the portion B shown in FIG. 1;
FIG. 6 is an enlarged view of the portion C shown in FIG. 2;
FIG. 7 is an enlarged view of the portion D shown in FIG. 3;
FIG. 8 is an enlarged view of portion D of FIG. 3;
FIG. 9 is an enlarged view of section E of FIG. 7;
in the figure: 1. a furnace body; 11. a furnace door; 12. a sliding groove; 13. a hearth; 2. a self-propelled trolley structure; 21. a slide rail; 22. a material placing plate; 23. a wheel; 3. a regenerative combustion structure; 31. a flue gas collection structure; 311. a first conduit; 312. a diversion pipeline; 32. a regenerative combustion enclosure; 321. a heat storage chamber; 322. a honeycomb heat accumulator; 33. a gas inlet structure; 331. a second conduit; 332. a first check valve; 333. a first air intake chamber; 334. a third pipeline; 335. a second air intake chamber; 34. an air intake structure; 341. a fourth conduit; 342. a third air inlet cavity; 343. a second one-way valve; 344. a third check valve; 35. a heat storage air discharge structure; 351. an exhaust funnel; 352. an exhaust port; 4. a circulating air intake structure; 41. a motor; 411. a first telescopic rod; 412. a trapezoidal cam; 42. an air exchange cavity; 43. a compression structure; 431. a second telescopic rod; 432. a piston; 433. a spring; 44. compressing the film; 45. the housing is fixed.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-9, the stainless steel bar heat treatment equipment of the present invention comprises a furnace body 1 and a self-walking trolley structure 2, wherein a hearth 13 is arranged in the furnace body 1, sliding grooves 12 are arranged on both sides of the inner wall of the furnace body 1, a furnace door 11 is arranged on one side of the furnace body 1, and the furnace door 11 is connected with the furnace body 1 in a sliding manner;
from walking platform truck structure 2 includes slide rail 21, material and puts board 22 and wheel 23, 1 bottom of furnace body passes through bolt fixed connection with slide rail 21, board 22 is put to the material and sliding tray 12 slip grafting, a plurality of board 22 bottom rotation is put with the material to wheel 23 all. When in specific use: stainless steel bars to be subjected to heat treatment are placed on the material placing plate 22, dragged by a chain to move along the sliding rail 21 from the walking trolley structure 2, and sent into the furnace body 1 for heat treatment. Because the interior of the hearth 13 is rectangular, the combustion temperature of each area is different, the moving distance of the self-walking trolley structure 2 is controlled, so that the bars with different specifications can be subjected to heat treatment without changing the combustion amount of fuel gas, and the use is convenient.
A heat accumulation combustion structure 3 is arranged on one side of the furnace body 1 far away from the furnace door 11, and the two heat accumulation combustion structures 3 are fixedly inserted with the furnace body 1;
the heat accumulation combustion structure 3 comprises a smoke collection structure 31, a heat accumulation combustion shell 32, a fuel gas inlet structure 33, an air inlet structure 34 and a heat accumulation air outlet structure 35, one end of the smoke collection structure 31 is fixedly inserted with the furnace body 1, the heat accumulation combustion shell 32 is fixedly inserted with the furnace body 1, a heat storage cavity 321 is arranged in the heat storage combustion shell 32, a honeycomb heat storage body 322 is arranged in the heat storage combustion shell 32, the honeycomb heat accumulator 322 is fixedly connected with the inner wall of the heat accumulation combustion shell 32, one end of the fuel gas inlet structure 33 is fixedly inserted with the heat accumulation combustion shell 32, the other end of the gas inlet structure 33 is inserted with a heat accumulation air discharge structure 35, the heat accumulation air discharge structure 35 is fixedly inserted with the heat accumulation combustion shell 32 and the furnace body 1, one end of the air inlet structure 34 is fixedly connected with the fuel gas inlet structure 33 in an inserting mode, and the other end of the air inlet structure 34 is connected with the circulating air inlet structure 4 in an inserting mode. When in specific use: high-temperature waste gas after combustion in the hearth 13 flows into the heat storage cavity 321 through the flue gas collecting structure 31 to collect heat, and the outer wall of a pipeline of the gas inlet structure 33 is preheated, so that the initial temperature of natural gas is increased, the rising speed of the temperature in the hearth 13 is increased, and the loss of heat in the combustion waste gas is avoided; the two heat accumulation combustion structures 3 circularly perform combustion work, so that the phenomenon that a combustion nozzle works for a long time to generate local high temperature and damage metal parts inside the hearth 13 is avoided, and the service life of the furnace body 1 is prolonged.
The flue gas collecting structure 31 comprises a first pipeline 311 and a flow dividing pipeline 312, one end of the first pipeline 311 is fixedly connected with the furnace body 1 in an inserting mode, and the other end of the first pipeline 311 is fixedly connected with the top of the heat storage combustion shell 32 in an inserting mode. When in specific use: high-temperature waste gas after burning the sintering is discharged from the first pipeline 311, and the diversion pipeline 312 disperses the high-temperature waste gas, so that the honeycomb heat accumulator 322 absorbs heat in the high-temperature waste gas more uniformly, and the flue gas heat absorption efficiency is accelerated.
The heat storage air discharging structure 35 comprises an exhaust funnel 351 and exhaust ports 352, the outer ring of the exhaust funnel 351 is fixedly connected with the heat storage combustion shell 32 and the furnace body 1 in an inserted mode, and the exhaust ports 352 are evenly distributed. When in specific use: high-temperature waste gas produces high-temperature air harmless to combustion after passing through the honeycomb heat accumulator 322, and is discharged through a plurality of uniformly distributed exhaust ports 352, so that the temperature rise speed can be increased while air compensation is performed on combustion.
The gas inlet structure 33 comprises a second pipeline 331, a first one-way valve 332, a first gas inlet cavity 333, a third pipeline 334 and a second gas inlet cavity 335, wherein two ends of the second pipeline 331 are fixedly inserted into the heat accumulation combustion shell 32 and the exhaust barrel 351 respectively, the first one-way valve 332 is slidably inserted into the second pipeline 331, and two ends of the third pipeline 334 are fixedly inserted into the second pipeline 331 and the furnace body 1 respectively. When in specific use: the natural gas flows in the second pipeline 331 and the third pipeline 334 through the gas inlet structure 33, an ignition device is installed at the outlet of the second pipeline 331 to burn the natural gas, the natural gas flowing in the third pipeline 334 serves as supplementary fuel, and the problem that the combustion temperature is insufficient due to insufficient fuel to influence the heat treatment progress is avoided.
The air inlet structure 34 includes a fourth pipe 341, a third air inlet chamber 342, a second one-way valve 343 and a third one-way valve 344, one end of the fourth pipe 341 is fixedly connected with the second pipe 331, the other end of the fourth pipe 341 is inserted into the circulating air inlet structure 4, and the second one-way valve 343 and the third one-way valve 344 are both inserted into the fourth pipe 341 in a sliding manner. When in specific use: when the air is supplemented by the air intake structure 34 on one side, the air is not sucked by the other side due to the function of the third one-way valve 344, so that the leakage of fuel is avoided, and the safety of work is improved.
A circulating air inlet structure 4 is arranged between the two heat storage combustion structures 3, and the circulating air inlet structure 4 is fixedly connected with the heat storage combustion structures 3;
the circulating air intake structure 4 comprises a motor 41, a first telescopic rod 411, a trapezoidal cam 412, an air exchange cavity 42, a compression structure 43, a compression film 44 and a fixed shell 45, one side of the fixed shell 45 is fixedly connected with the two heat storage combustion structures 3, the top of the motor 41 is fixedly connected with the top of the fixed shell 45, one end of the first telescopic rod 411 is fixedly connected with a transmission shaft of the motor 41, the other end of the first telescopic rod is rotatably inserted into the bottom of the fixed shell 45, the trapezoidal cam 412 is fixedly sleeved with the first telescopic rod 411, the compression structure 43 is slidably inserted into a fourth pipeline 341, and the outer ring of the compression film 44 is fixedly connected with the fourth pipeline 341. When in specific use: motor 41 rotates, drive fixed connection's first telescopic link 411 synchronous revolution, it is rotatory to drive trapezoidal cam 412 again, trapezoidal cam 412 first half extrudees compression structure 43, extrude the air between compression membrane 44 and the compression structure 43, thereby make compression membrane 44 extrude the air in the fourth pipeline 341, and go into second pipeline 331 with the air pump, provide oxygen for the burning of natural gas, need not to open the operation that the valve just can accomplish the oxygen suppliment, avoid fuel to reveal.
The compression structure 43 comprises a second telescopic rod 431, a piston 432 and a spring 433, the second telescopic rod 431 is fixedly connected with the piston 432, and two ends of the spring 433 are respectively spot-welded with the outer wall of the fourth pipeline 341 and the second telescopic rod 431; the compression structure 43 is installed in the opposite direction. When in specific use: when the heat accumulation combustion structure 3 needs to be switched, the trapezoidal cam 412 can descend along with the downward pulling of the first telescopic rod 411, the upper part of the trapezoidal cam 412 can be extruded to the compression structure 43 on the other side, the motor 41 rotates, and the control mode is convenient by adding oxygen to the fuel on the side.
The working principle is as follows: (1) and (3) a heat treatment charging process: the stainless steel bar that will carry out thermal treatment is placed on material putting plate 22, drags from walking platform truck structure 2 through the chain and removes along slide rail 21, send into furnace body 1 inside, and to the stainless steel bar of different specifications, the required temperature of thermal treatment is also different, consequently gets into furnace 13 apart from also being different.
(2) The fuel adding process: the natural gas enters the second pipeline 331 and the third pipeline 334 through the first check valve 332, a part of the natural gas flows in the first air inlet cavity 333 as main combustion fuel, and the other part of the natural gas flows in the second air inlet cavity 335 as supplementary fuel.
(3) And (3) a fuel oxygenation process: the combustion requires gas and the fuel needs to be oxygenated. The motor 41 rotates to drive the first telescopic rod 411 which is fixedly connected to rotate synchronously, then the trapezoidal cam 412 is driven to rotate, the upper half part of the trapezoidal cam 412 is extruded to the compression structure 43, air between the compression membrane 44 and the compression structure 43 is extruded, so that the compression membrane 44 extrudes the air in the fourth pipeline 341, and the air is pumped into the second pipeline 331 to complete the oxygenation operation of the fuel.
(4) And (3) high-temperature waste gas collection: the high-temperature waste gas after sintering is discharged from the first pipeline 311 and then flows out from the shunt pipeline 312, and the high-temperature waste gas can be uniformly blown onto the honeycomb heat accumulator 322, so that the heat in the high-temperature waste gas is absorbed by the honeycomb heat accumulator 322 more uniformly.
(5) The conversion process of the burner: when the temperature of the regenerative combustion structure 3 on one side reaches the set temperature, the first telescopic rod 411 can be pulled downwards, the trapezoidal cam 412 descends along with the first telescopic rod, the part of the trapezoidal cam 412 is extruded to the compression structure 43 on the other side, the starting motor 41 adds oxygen to the fuel on the one side, the fuel inlet structure 33 on the upper side is closed, and the fuel inlet structure 33 on the one side is started again, so that combustion can be performed.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a stainless steel bar heat treatment device, includes furnace body (1) and from walking platform truck structure (2), its characterized in that: a hearth (13) is arranged in the furnace body (1), sliding grooves (12) are formed in two sides of the inner wall of the furnace body (1), a furnace door (11) is arranged on one side of the furnace body (1), and the furnace door (11) is connected with the furnace body (1) in a sliding mode;
the self-walking trolley structure (2) comprises a sliding rail (21), a material placing plate (22) and wheels (23), the bottom of the furnace body (1) is fixedly connected with the sliding rail (21) through bolts, the material placing plate (22) is in sliding insertion connection with the sliding groove (12), and the wheels (23) are rotatably connected with the bottom of the material placing plate (22);
one side that furnace door (11) were kept away from in furnace body (1) is equipped with heat accumulation combustion structure (3), two heat accumulation combustion structure (3) all with furnace body (1) fixed grafting, and two be equipped with circulation air intake structure (4) between heat accumulation combustion structure (3), circulation air intake structure (4) and heat accumulation combustion structure (3) fixed connection.
2. The stainless steel bar heat treatment equipment according to claim 1, characterized in that: the heat accumulation combustion structure (3) comprises a smoke collection structure (31), a heat accumulation combustion shell (32), a gas inlet structure (33), an air inlet structure (34) and a heat accumulation air outlet structure (35), wherein one end of the smoke collection structure (31) is fixedly connected with the furnace body (1), the heat accumulation combustion shell (32) is fixedly connected with the furnace body (1), a heat accumulation cavity (321) is formed in the heat accumulation combustion shell (32), a honeycomb heat accumulator (322) is arranged in the heat accumulation combustion shell (32), the honeycomb heat accumulator (322) is fixedly connected with the inner wall of the heat accumulation combustion shell (32), one end of the gas inlet structure (33) is fixedly connected with the heat accumulation combustion shell (32), the other end of the gas inlet structure (33) is connected with the heat accumulation air outlet structure (35), the heat accumulation air outlet structure (35) is fixedly connected with the heat accumulation combustion shell (32) and the heat accumulation combustion shell (1), one end of the air inlet structure (34) is fixedly connected with the fuel gas inlet structure (33) in an inserting mode, and the other end of the air inlet structure (34) is connected with the circulating air inlet structure (4) in an inserting mode.
3. The stainless steel bar heat treatment equipment according to claim 1, characterized in that: the flue gas collecting structure (31) comprises a first pipeline (311) and a flow dividing pipeline (312), one end of the first pipeline (311) is fixedly connected with the furnace body (1) in an inserting mode, and the other end of the first pipeline (311) is fixedly connected with the top of the heat storage combustion shell (32) in an inserting mode.
4. The stainless steel bar heat treatment equipment according to claim 1, characterized in that: the heat storage air discharging structure (35) comprises an exhaust barrel (351) and exhaust ports (352), the outer ring of the exhaust barrel (351) is fixedly connected with the heat storage combustion shell (32) and the furnace body (1) in an inserted mode, and the exhaust ports (352) are uniformly distributed;
the gas inlet structure (33) comprises a second pipeline (331), a first one-way valve (332), a first gas inlet cavity (333), a third pipeline (334) and a second gas inlet cavity (335), two ends of the second pipeline (331) are fixedly inserted with the heat storage combustion shell (32) and the exhaust barrel (351) respectively, the first one-way valve (332) is inserted with the second pipeline (331) in a sliding mode, and two ends of the third pipeline (334) are fixedly inserted with the second pipeline (331) and the furnace body (1) respectively;
the air inlet structure (34) comprises a fourth pipeline (341), a third air inlet cavity (342), a second one-way valve (343) and a third one-way valve (344), one end of the fourth pipeline (341) is fixedly connected with the second pipeline (331), the other end of the fourth pipeline (341) is inserted into the circulating air inlet structure (4), and the second one-way valve (343) and the third one-way valve (344) are both inserted into the fourth pipeline (341) in a sliding mode.
5. The stainless steel bar heat treatment equipment according to claim 1, characterized in that: circulation inlet structure (4) include motor (41), first telescopic link (411), trapezoidal cam (412), take a breath chamber (42), compression structure (43), compression membrane (44) and fixed shell (45), fixed shell (45) one side and two heat accumulation combustion structure (3) fixed connection, motor (41) and fixed shell (45) top fixed connection, first telescopic link (411) one end and motor (41) transmission shaft fixed connection, the other end rotates with fixed shell (45) bottom and pegs graft, trapezoidal cam (412) and first telescopic link (411) fixed cup joint, compression structure (43) and fourth pipeline (341) slip peg graft, compression membrane (44) outer lane and fourth pipeline (341) fixed connection.
6. The stainless steel bar heat treatment equipment according to claim 5, characterized in that: the compression structure (43) comprises a second telescopic rod (431), a piston (432) and a spring (433), the second telescopic rod (431) is fixedly connected with the piston (432), and two ends of the spring (433) are respectively in spot welding with the outer wall of the fourth pipeline (341) and the second telescopic rod (431).
7. The stainless steel bar heat treatment equipment according to claim 5, characterized in that: the two compression structures (43) are installed in opposite directions.
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| CN202111639130.6A CN114293002A (en) | 2021-12-29 | 2021-12-29 | Stainless steel bar heat treatment equipment |
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| CN202111639130.6A CN114293002A (en) | 2021-12-29 | 2021-12-29 | Stainless steel bar heat treatment equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117144108A (en) * | 2023-10-30 | 2023-12-01 | 山西铱倍力科技有限公司 | Heat treatment furnace for titanium anode production |
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