CN207756921U - A kind of high efficiency burnt gas formula steel band fine reduction furnace - Google Patents
A kind of high efficiency burnt gas formula steel band fine reduction furnace Download PDFInfo
- Publication number
- CN207756921U CN207756921U CN201721783039.0U CN201721783039U CN207756921U CN 207756921 U CN207756921 U CN 207756921U CN 201721783039 U CN201721783039 U CN 201721783039U CN 207756921 U CN207756921 U CN 207756921U
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- China
- Prior art keywords
- furnace shell
- fixedly connected
- furnace
- shaft
- muffle tube
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Abstract
The utility model discloses a kind of high efficiency burnt gas formula steel band fine reduction furnaces, including holder, furnace shell, furnace roof, automatic control system, heat accumulation plate and muffle tube, the furnace shell is fixedly connected on the side of holder, the furnace roof is fixedly mounted on the top of furnace shell, the automatic control system is movably connected in the side of holder, the muffle tube is fixedly mounted on the top of heat accumulation plate, the bottom of the furnace shell is fixedly connected with motor, it is rotatably connected to motor shaft at the top of the motor, the bottom of the furnace shell offers through-hole, the motor shaft is rotatably connected on the inner wall of furnace shell through-hole.The utility model passes through being used cooperatively between the structures such as above-mentioned, the air realized around muffle tube is more uniform by flowing mixing heat distribution, and hot-air is constantly sprayed to muffle tube by the gas channel of both sides, coordinates the rotation of muffle tube itself so that each face of muffle tube is heated evenly.
Description
Technical field
The utility model is related to powder metallurgy industry technical field, specially a kind of high efficiency burnt gas formula steel band fine reduction furnace.
Background technology
With the development of the social economy, resource gradually uses up, energy-saving and emission-reduction already become realize sustainable development must be by
Road.Iron powder belongs to the basic material of powder metallurgy, and quality has vital influence to sintered metal product.Restore work
Sequence is essential process during PRODUCTION OF IRON POWDER, and the remnants that processing is brought before iron powder is eliminated after reduction process processing are hard
Change stress, reduces the miscellaneous content such as oxygen, carbon, sulphur of powder.Steel belt type reducing furnace is most advanced equipment, core in existing equipment
Heart technology is mainly reflected on heating structure and fire box temperature control, and the inhomogeneities of fire box temperature can cause built-in iron powder heated
It is uneven, iron powder reducing quality is influenced, the thermal efficiency that chamber structure feature is related to reduction furnace utilizes, traditional reduction stove heat
Fire box temperature monitoring is inaccurate, and temperature-controlled precision is low, and heat is unevenly distributed, unit production capacity energy consumption height is low with the thermal efficiency, temperature is equal
Even property is poor, and product structure is to be improved.Chinese patent (notification number：CN205869459U a kind of energy-saving steel belt) is disclosed also
Former stove, including charging system, steel band transmission system, protective gas system, correction mechanical system, burner hearth heating system, automatic control
System processed；Burner hearth heating system includes holder, furnace shell, masonry for furnace wall, heat accumulation plate, muffle tube, furnace roof；Furnace shell is supported by holder；
Furnace roof, masonry for furnace wall are arranged in furnace shell inner wall, and furnace top cover closes surrounds hollow burner hearth on masonry for furnace wall top；Heat accumulation plate horizontal exists
In hollow burner hearth, muffle tube is supported on heat accumulation plate；Heating zone there are five being set in burner hearth heating system overall length, each heating zone is set
There are gas nozzle, temperature thermo-coupler；Gas nozzle setting is in burner hearth heating system burner hearth side, through furnace shell, masonry for furnace wall, outside
Tap into air pipe；Temperature thermo-coupler is arranged on the masonry for furnace wall of the burner hearth other side, is electrically connected with automatic control system；Further
Improvement is：Solenoid valve is equipped in air inlet pipeline.Low energy consumption for the utility model, temperature-controlled precision is high, temperature uniformity is good.But it should
Iron powder heating effect in utility model muffle tube is undesirable, is heated not enough uniformly, and the heat distribution around muffle tube is not easily-controllable
System influences the also proper mass of iron powder, needs to make improvements.
Utility model content
The purpose of this utility model is to provide a kind of high efficiency burnt gas formula steel band fine reduction furnaces, have around muffle tube
Air is more uniform by flowing mixing heat distribution, and hot-air is constantly sprayed to muffle tube by the gas channel of both sides, cooperation
The rotation of muffle tube itself so that each face of muffle tube is heated evenly, and the more preferable advantage of using effect solves muffle tube
Interior iron powder heating effect is undesirable, is heated not enough uniformly, and the heat distribution around muffle tube is not easy to control, influences going back for iron powder
Proper mass, the bad problem of using effect.
To achieve the above object, the utility model provides the following technical solutions：A kind of high efficiency burnt gas formula steel band fine reduction furnace,
Including holder, furnace shell, furnace roof, automatic control system, heat accumulation plate and muffle tube, the furnace shell is fixedly connected on the side of holder,
The furnace roof is fixedly mounted on the top of furnace shell, and the automatic control system is movably connected in the side of holder, the muffle tube
It is fixedly mounted on the top of heat accumulation plate, the bottom of the furnace shell is fixedly connected with motor.
Motor shaft is rotatably connected at the top of the motor, the bottom of the furnace shell offers through-hole, the motor shaft rotation
The dynamic inner wall for being connected to furnace shell through-hole, the surface on the motor shaft in the middle part of it are fixedly connected with gear one, the gear
One surface activity is connected with chain, and one end of the motor shaft is rotatably connected to shaft coupling, and the outer wall of the shaft coupling is fixed
It is connected to the inner wall of furnace shell bottom through-hole, output shaft is rotatably connected at the top of the shaft coupling, the heat accumulation plate is fixedly connected
In one end of output shaft, one end of the chain is connected with gear two, and the inner wall of the furnace shell offers gas channel, institute
The bottom for stating gas channel opens up fluted, and the gear two is movably connected in the inner wall of furnace shell gas channel groove, the tooth
The top of wheel two offers through-hole, and the inner wall of the through-hole is fixedly connected with shaft, and one end of the shaft is fixedly connected with fan
Leaf.
Preferably, the other end of the shaft is rotatably connected to bearing, and the outer wall of bearing is fixedly connected on the interior of furnace shell
Portion.
Preferably, the side of the holder is fixedly connected with control panel, and control panel surface is fixedly connected with waterproof
Film.
Preferably, the quantity of the gear two is two, and two gears two are using the longitudinal midline of chain as axisymmetrical
It is distributed in the both ends of chain.
Preferably, the gas channel be bending type channel, part of the bending part face automatic control system in furnace shell,
It exports the transversal centerline of face heat accumulation plate.
Compared with prior art, the beneficial effects of the utility model are as follows：
The utility model is by being arranged motor, motor shaft, gear one, chain, shaft coupling, output shaft, heat accumulation plate, Muffle
Pipe, gear two, shaft, flabellum, bearing and control panel, operation and control panel make motor rotate, the rotation of motor by
Motor shaft exports, and motor shaft driven gear one rotates, and the rotation of motor shaft passes to output shaft, output shaft by shaft coupling
Rotation is passed into heat accumulation plate, so that heat accumulation plate drives muffle tube rotation, muffle tube empty around the process of rotation drives
Flow of air makes hot and cold air be uniformly mixed, so that muffle tube is heated evenly, gear one passes through two turns of chain-driving gear
Dynamic, the rotation of gear two drives shaft rotation, one end of shaft to be connected with flabellum, finally realizes the rotation of flabellum, and flabellum will
Then hot-air suction airflow channel in cavity is sprayed, the direction face muffle tube of ejection by the other end of gas channel,
Then it realizes muffle tube to be heated evenly during rotation, and heating effect is more preferable, the also proper mass higher of iron powder.
In conclusion by being used cooperatively between the structures such as above-mentioned, solves iron powder heating effect in muffle tube not
Ideal is heated not enough uniformly, and the heat distribution around muffle tube is not easy to control, influences the also proper mass of iron powder, using effect is not
Good problem, the air realized around muffle tube is more uniform by flowing mixing heat distribution, and the gas channel of both sides
Hot-air is constantly sprayed into muffle tube, coordinates the rotation of muffle tube itself so that each face of muffle tube is heated evenly.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model furnace shell Facad structure sectional view；
Fig. 3 is the utility model furnace shell front lateral partial structurtes sectional view；
Fig. 4 is two positional structure schematic diagram of the utility model gear one and gear.
In figure：1- holders, 2- furnace shells, 3- furnace roofs, 4- automatic control systems, 5- motors, 6- motor shafts, 7- gears one, 8-
Chain, 9- shaft couplings, 10- output shafts, 11- heat accumulation plates, 12- muffle tubes, 13- gears two, 14- shafts, 15- flabellums, 16- axis
It holds, 17- control panels.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
It please refers to Fig.1 to 4, the utility model provides a kind of technical solution：A kind of high efficiency burnt gas formula steel band fine reduction furnace, packet
Holder 1, furnace shell 2, furnace roof 3, automatic control system 4, heat accumulation plate 11 and muffle tube 12 are included, holder 1 is used to support top structure, branch
The side of frame 1 is fixedly connected with control panel 17, and 17 surface of control panel is fixedly connected with waterproofing membrane, and control panel 17 is used
Turn to stop and rotating speed, control panel 17 are electrically connected with motor 5 in control motor 5, the setting of waterproofing membrane makes control panel 17
With certain waterproof ability, furnace shell 2 is fixedly connected on the side of holder 1, and it is four layers that furnace shell 2, which divides, respectively thermal insulation layer, outer stove
Wall, midfeather and internal protecting wall can effectively be kept the temperature, and furnace roof 3 is fixedly mounted on the top of furnace shell 2, and the lid of furnace roof 3 is closed to be built in furnace wall
At the top of body, automatic control system 4 is movably connected in the side of holder 1, and automatic control system 4 is for controlling gas nozzle, temperature
Thermocouple and air inlet pipeline send out signal by automatic control system 4 to solenoid valve, accurately control input quantity and the input of combustion gas
Speed, combustion gas is abundant through nozzle injection after-combustion, and the thermal efficiency is high, and low energy consumption, and the temperature difference is small in burner hearth, is seated on heat accumulation plate 11
12 thermal radiation of muffle tube is uniform, and muffle tube 12 is fixedly mounted on the top of heat accumulation plate 11, and muffle tube 12 is heated evenly so that
Iron powder reducing quality conformance is good, and the bottom of iron powder furnace shell 2 is fixedly connected with motor 5, and motor 5 provides power to motor shaft 6,
The model ECMA-C20604RS of motor 5, motor 5 are powered by external power supply.
The top of motor 5 is rotatably connected to motor shaft 6, and rotation is passed to gear 1 and shaft coupling 9, furnace shell by motor shaft 6
2 bottom offers through-hole, and motor shaft 6 is rotatably connected on the inner wall of 2 through-hole of furnace shell, the surface on motor shaft 6 in the middle part of it
It is fixedly connected with gear 1, the rotation of motor shaft 6 is passed to chain 8 by gear 1, and the surface activity of gear 1 is connected with chain
The rotation of gear 1 is passed to gear 2 13 by item 8, chain 8, and one end of motor shaft 6 is rotatably connected to shaft coupling 9, shaft coupling 9
The torque of motor shaft 6 is passed into output shaft 10, the outer wall of shaft coupling 9 is fixedly connected on the inner wall of 2 bottom through-hole of furnace shell, shaft coupling
The top of device 9 is rotatably connected to output shaft 10, and output shaft 10 drives heat accumulation plate 11 to rotate, to drive turning for muffle tube 12
Dynamic, heat accumulation plate 11 is fixedly connected on one end of output shaft 10, and one end of chain 8 is connected with gear 2 13, and gear 2 13 will
The transmission of chain 8 passes to shaft 14, and the quantity of gear 2 13 is two, and two gears 2 13 are with the longitudinal midline of chain 8
It is distributed in the both ends of chain 8 for axisymmetrical, two gears 2 13 correspond to two shafts 14, flabellum 15 and gas channel, two
The inner wall in furnace shell 2 is arranged in gas channel mirror image, the common flowing for driving 12 surrounding air of muffle tube, keeps it heated more preferable, stove
The inner wall of shell 2 offers gas channel, and gas channel is bending type channel, and bending part face automatic control system 4 is in furnace shell 2
Part, the setting of the transversal centerline of outlet face heat accumulation plate 11, gas channel will bypass gas nozzle, and outlet could just
To muffle tube 12, the bottom of gas channel opens up fluted, and gear 2 13 is movably connected in the interior of 2 gas channel groove of furnace shell
Wall, two gears 2 13 and gear 1 not on the same line, one is burner noz(zle) is avoided in the bending for gas channel,
Secondly the process of gas channel sucking air is avoided to influence the process of gas channel outlet, the top of gear 2 13 offers logical
The inner wall in hole, through-hole is fixedly connected with shaft 14, and the rotation of gear 2 13 is passed to flabellum 15, the rotation of flabellum 15 by shaft 14
So that hot-air enters gas channel, the other end of shaft 14 is rotatably connected to bearing 16, and the outer wall of bearing 16 is fixedly connected
In the inside of furnace shell 2, so that the rotation of shaft 14 is more stable, rotating effect is more preferable for the setting of bearing 16, and one end of shaft 14 is solid
Surely it is connected with flabellum 15.
Operation principle：The high efficiency burnt gas formula steel band fine reduction furnace is in use, operation and control panel 17 makes motor 5 occur to turn
Dynamic, the rotation of motor 5 is exported by motor shaft 6, and motor shaft 6 rotates with moving gear 1, and the rotation of motor shaft 6 passes through shaft coupling
Device 9 passes to output shaft 10, and rotation is passed to heat accumulation plate 11 by output shaft 10, so that heat accumulation plate 11 drives 12 turns of muffle tube
Dynamic, muffle tube 12 drives surrounding air flowing in the process of rotation, and hot and cold air is made to be uniformly mixed so that muffle tube 12 by
Hot uniformly gear 1 is rotated by chain 8 with moving gear 2 13, and the rotation of gear 2 13 drives shaft 14 to rotate, shaft 14
One end is connected with flabellum 15, finally realizes the rotation of flabellum 15, flabellum 15 is by the hot-air suction airflow channel in cavity, so
It is sprayed afterwards by the other end of gas channel, the direction face muffle tube 12 of ejection then realizes muffle tube 12 in rotation
It is heated evenly in the process, and heating effect is more preferable, the also proper mass higher of iron powder.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of high efficiency burnt gas formula steel band fine reduction furnace, including holder (1), furnace shell (2), furnace roof (3), automatic control system (4),
Heat accumulation plate (11) and muffle tube (12), the furnace shell (2) are fixedly connected on the side of holder (1), and the furnace roof (3) is fixedly mounted
Top in furnace shell (2), the automatic control system (4) are movably connected in the side of holder (1), and the muffle tube (12) is fixed
Top mounted on heat accumulation plate (11), it is characterised in that：The bottom of the furnace shell (2) is fixedly connected with motor (5)；
Motor shaft (6) is rotatably connected at the top of the motor (5), the bottom of the furnace shell (2) offers through-hole, the motor
Axis (6) is rotatably connected on the inner wall of furnace shell (2) through-hole, and the surface on the motor shaft (6) in the middle part of it is fixedly connected with teeth
One (7) are taken turns, the surface activity of the gear one (7) is connected with chain (8), and one end of the motor shaft (6) is rotatably connected to connection
The outer wall of axis device (9), the shaft coupling (9) is fixedly connected on the inner wall of furnace shell (2) bottom through-hole, the top of the shaft coupling (9)
Portion is rotatably connected to output shaft (10), and the heat accumulation plate (11) is fixedly connected on one end of output shaft (10), the chain (8)
One end is connected with gear two (13), and the inner wall of the furnace shell (2) offers gas channel, and the bottom of the gas channel is opened
Equipped with groove, the gear two (13) is movably connected in the inner wall of furnace shell (2) gas channel groove, the top of the gear two (13)
Portion offers through-hole, and the inner wall of the through-hole is fixedly connected with shaft (14), and one end of the shaft (14) is fixedly connected with fan
Leaf (15).
2. a kind of high efficiency burnt gas formula steel band fine reduction furnace according to claim 1, it is characterised in that：The shaft (14)
The other end is rotatably connected to bearing (16), and the outer wall of bearing (16) is fixedly connected on the inside of furnace shell (2).
3. a kind of high efficiency burnt gas formula steel band fine reduction furnace according to claim 1, it is characterised in that：The holder (1)
Side is fixedly connected with control panel (17), and control panel (17) surface is fixedly connected with waterproofing membrane.
4. a kind of high efficiency burnt gas formula steel band fine reduction furnace according to claim 1, it is characterised in that：The gear two (13)
Quantity be two, and two gears two (13) are distributed in the two of chain (8) using the longitudinal midline of chain (8) as axisymmetrical
End.
5. a kind of high efficiency burnt gas formula steel band fine reduction furnace according to claim 1, it is characterised in that：The gas channel is
Bending type channel, part of the bending part face automatic control system (4) in furnace shell (2), outlet face heat accumulation plate (11)
Transversal centerline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721783039.0U CN207756921U (en) | 2017-12-19 | 2017-12-19 | A kind of high efficiency burnt gas formula steel band fine reduction furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721783039.0U CN207756921U (en) | 2017-12-19 | 2017-12-19 | A kind of high efficiency burnt gas formula steel band fine reduction furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207756921U true CN207756921U (en) | 2018-08-24 |
Family
ID=63187208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721783039.0U Expired - Fee Related CN207756921U (en) | 2017-12-19 | 2017-12-19 | A kind of high efficiency burnt gas formula steel band fine reduction furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207756921U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110345755A (en) * | 2019-05-17 | 2019-10-18 | 重庆迪盈精密电子科技有限公司 | A kind of industrial intelligent kiln |
-
2017
- 2017-12-19 CN CN201721783039.0U patent/CN207756921U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110345755A (en) * | 2019-05-17 | 2019-10-18 | 重庆迪盈精密电子科技有限公司 | A kind of industrial intelligent kiln |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180824 Termination date: 20181219 |