CN207227501U - The uniform aluminium volume annealing furnace of temperature control - Google Patents
The uniform aluminium volume annealing furnace of temperature control Download PDFInfo
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- CN207227501U CN207227501U CN201721131123.4U CN201721131123U CN207227501U CN 207227501 U CN207227501 U CN 207227501U CN 201721131123 U CN201721131123 U CN 201721131123U CN 207227501 U CN207227501 U CN 207227501U
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- fire door
- furnace body
- burner hearth
- electric heater
- heater unit
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Abstract
The utility model discloses a kind of uniform aluminium volume annealing furnace of temperature control, including furnace body, electric control gear and fire door；Electric heater unit is equipped with burner hearth；Electric control gear is connected with the memory for being stored with default operating temperature；Furnace body roof is equipped with rotating decelerating motor, and rotating decelerating motor is connected with transmission shaft, and the left and right ends of transmission shaft are connected by chain lifting mechanism with fire door；It is symmetrical in burner hearth to be equipped with multiple electric heater unit groups；Multiple temperature sensors are uniformly provided with burner hearth in the longitudinal direction, each temperature sensor, each electric heater unit and each circulating fan are connected with electric control gear；Temperature sensor, electric heater unit group and circulating fan, which correspond, to be set.The utility model can rely on door weight fire door is compressed furnace body front wall from front to back, it may also be ensured that the temperature in work in burner hearth everywhere is more uniform, make the quality of heat treatment more uniform and stable.
Description
Technical field
It the utility model is related to aluminum processing technology field, more particularly to a kind of uniform aluminium volume annealing furnace of temperature control.
Background technology
Annealing furnace is the metallurgical and common thermal processing equipment of machinery industry.It is, in general, that annealing treating process is smelting
The last treatment process of gold and engineering goods, its treatment effect will directly affect the quality of product.
The species of annealing furnace is very much, has oil burner, gas furnace, electric furnace etc. by fuel point.
1st, oil burner：It is also very tight to heating accuracy requirement since the surface quality requirements after being heat-treated to product are higher, therefore
The annealing stove of fuel oil generally all uses light diesel fuel.This also brings some problems, such as：Light diesel fuel price costly, need to set
Put oil supply system etc..
2nd, gas furnace：Compared with fuel oil thermal treatment furnace, combustion gas makes annealing treatment stove and is ensureing product quality, improves annealing
Advantage is just had more in terms of the efficiency of furnace.Gas furnace proposes control device and control method very high requirement, therefore, combustion gas annealing
Treatment furnace is in metallurgical and machinery industry using less.
3. electric furnace：Electric furnace controls simple, temperature control precision as a kind of effective annealing heating equipment with it
The features such as height, high heat treatment rear surface quality, it is widely used in production.
Aluminium processing industry, the annealing furnace made annealing treatment to aluminium volume use electric furnace more.Existing annealing furnace includes furnace body,
Furnace body includes front wall, rear wall, left side wall, back side wall, roof and bottom wall, and burner hearth is equipped with furnace body, and furnace body front wall, which is equipped with, to be used for
The door opening of material is passed in and out, fire door is equipped with door opening.Electric heater is equipped with burner hearth, roof of the furnace is equipped with circulating fan, circulated air
The motor part of machine stretches out furnace body upwards.
At work, electric heater heating, burner hearth is interior to be in the condition of high temperature to annealing furnace.If gap is excessive at fire door,
Amount of heat can be outwards lost in, causes energy dissipation.Leak to reduce hot gas, existing annealing furnace at work, uses gas
Fire door is pressed on furnace body by cylinder, and this aspect adds the complexity of annealing system, adds equipment cost, on the other hand
Improve the complexity of operation.
Existing electrical heating type annealing furnace generally rectangle, burner hearth is longer, so as to accommodate more aluminium volume（Aluminum foil coil）,
Electric heater and circulating fan are uniformly provided with multiple along the length direction of furnace body.Circulating fan is in freeze profile Cheng Xun during work
Ring air-flow, constantly brings the heat that electric heater produces to aluminium volume.Airflow circulating process is likely to occur unstable phenomenon, makes
It is excessive to obtain burner hearth inside points regional temperature, and burner hearth inside points regional temperature is relatively low.
Existing electrical heating type annealing furnace, furnace body top are equipped with smoke exhaust fan, and the aspiration channel of smoke exhaust fan is connected with burner hearth
It is logical, for the flue gas produced in heat treatment process to be aspirated away.When high-temperature flue gas emits, thermal pollution can be brought to environment
And smoke pollution.
Utility model content
The purpose of this utility model is to provide the uniform aluminium volume of the less temperature control in gap between a kind of fire door and furnace body
Annealing furnace, can rely on the dead weight of fire door that fire door is pressed on furnace body, additionally it is possible to make in burner hearth that temperature is more uniform everywhere.
To achieve the above object, the uniform aluminium volume annealing furnace of the temperature control of the utility model includes furnace body and electric control gear, stove
Burner hearth is equipped with vivo, and the front wall of furnace body, which is equipped with, is used for the door opening that aluminium involves in out, is equipped with door opening and is used for closing door from the front to the back
The fire door in hole；Electric heater unit is equipped with burner hearth；Electric control gear is connected with the memory for being stored with default operating temperature；
Middle part is equipped with rotating decelerating motor upwards on front side of furnace body roof, and rotating decelerating motor is connected with transmission shaft, passes
The left and right ends of moving axis are sequentially connected with chain lifting mechanism respectively, and the chain lifting mechanism of transmission shaft left and right ends is symmetrically set
Put；
Chain lifting mechanism includes upper sprocket wheel, lower sprocket and around the chain being located between upper sprocket wheel and lower sprocket, cochain
Wheel is fixedly connected on the end of transmission shaft, and lower sprocket is installed on furnace body front wall bottom by mounting base, and lower sprocket is located at upper sprocket wheel
Underface；
Between the upper and lower every being fixedly connected with upper cross plate and lower cross plate in the middle part of fire door, upper cross plate and lower cross plate are horizontally disposed, lower horizontal stroke
The left and right ends portion of plate stretches out fire door and has connected up connecting pole respectively, and the left and right ends portion of lower cross plate connects separately down
There is lower connecting pole, it is described around the upper connecting pole of the one end for the chain being located between upper sprocket wheel and lower sprocket connection, the other end of chain
The lower connecting pole of connection；
Fire door gib block is equipped between chain and fire door, fire door guide groove, fire door guide groove are offered on fire door gib block
Notch towards fire door；Fire door guiding axis is arranged with the left side and right edge of fire door, stove is installed on fire door guiding axis
Door directive wheel, fire door directive wheel are located in fire door guide groove and have gap between the cell wall of fire door guide groove；
Dead weight locking inclined plate, dead weight are equipped with fire door guide groove when fire door is located at closed position corresponding to fire door directive wheel
Low dip is set after height before locking inclined plate；Fire door guiding axis, fire door directive wheel and dead weight locking inclined plate composition dead weight locking mechanism；
The upper connecting pole and lower connecting pole are respectively positioned on the front of fire door gib block in the longitudinal direction.
The lower part of the dead weight locking inclined plate is connected with stiffener plate, and the other end of stiffener plate is connected to fire door guide groove
Cell wall on.
Uniform intervals are equipped with multiple circulating fans to the roof of the furnace in the longitudinal direction, and the motor of circulating fan is stretched upwards
Go out furnace body；Each circulating fan is respectively positioned on the medium position of furnace body left and right directions, and each circulating fan is frequency conversion fan；
Symmetrical in the burner hearth to be equipped with multiple electric heater unit groups, multiple electric heater unit groups are equal in the longitudinal direction
Even interval setting, each electric heater unit group includes an electric heater unit on the left of burner hearth and one is located on the right side of burner hearth
Electric heater unit；
Multiple temperature sensors, each temperature sensor, each electrical heating dress are uniformly provided with the burner hearth in the longitudinal direction
Put and each circulating fan is connected with electric control gear；Temperature sensor, electric heater unit group and circulating fan one are a pair of
It should set.
Dead weight locking mechanism uniform intervals above and below the left and right sides of fire door are equipped with more sets.
The electric control gear is PLC or microcontroller or integrated circuit.
Furnace body top side is equipped with smoke exhaust fan, and smoke exhaust fan is connected with electric control gear；Furnace body top and each circulated air
Machine is respectively arranged on the left side and the right side a smoking air hose, and each smoking air hose is set along the anteroposterior direction of furnace body；Each smoking air hose
Pass downwardly through some smoking branch pipes with burner hearth to be connected, uniform intervals are set smoking branch pipe along the longitudinal direction；Each smoking air hose institute
The quantity of the smoking branch pipe of connection is identical with the quantity of circulating fan；It is connected between two smoking air hoses by communicating pipe, is arranged
The aspiration channel of cigarette wind turbine is connected with smoking air hose；Smoke exhaust fan is connected with smoke-exhaust pipeline, and smoke-exhaust pipeline is connected with pollution reducing device；
Pollution reducing device includes water tank, and water tank left side wall is connected with some left folding flowing plates, the right end of left folding flowing plate from left to right
There is gap between water tank right side wall, together with left folding flowing plate is both connected to the front side wall and rear wall of water tank；On the right side of water tank
Wall is connected with some right folding flowing plates from right to left, has gap, right folding flowing plate between the left end and water tank left side wall of right folding flowing plate
Together with being both connected to the front side wall and rear wall of water tank；Left folding flowing plate and right folding flowing plate are staggered up and down, smoke-exhaust pipeline with
The bottom of water tank is connected；Up-small and down-big gather qi together cover is connected up at the top of water tank, gather qi together cover has connected up emptying wind
Machine, emptying wind turbine are connected with evacuated tube；Smoke-exhaust pipeline at water tank is equipped with the check valve for being used for preventing the aqueous reflux in water tank.
The utility model can be with the temperature in immediately monitoring burner hearth everywhere, when some temperature sensor passes by electric control gear
When the temperature value sent is less than default minimum, then electric control gear improves the rotating speed of respective cycle wind turbine, accelerates at this in burner hearth
Airflow circulating so that the heat that electric heater unit is produced quickly is sent to burner hearth at this, make temperature at this and burner hearth other
Part is convergent；When the temperature value of some temperature sensor transmission, which is higher than, presets minimum high level, then electric control gear is reduced and accordingly followed
The rotating speed of ring wind turbine, weakens the airflow circulating in burner hearth at this, so that obtaining less heat compared to other positions at this（Electricity
The heat that heating unit produces）, equally make temperature at this and burner hearth other parts convergent.In short, the utility model can be true
The temperature protected in work in burner hearth everywhere is more uniform, makes the quality of heat treatment more uniform and stable.
The utility model is simple in structure, door weight can be relied on fire door is compressed furnace body front wall from front to back, so that with
In the past compared to compression cylinder has been saved, not only reduce the auxiliary equipment of annealing furnace, also make fire door drop action with compressing fire door
Action be combined into one, not only reduce cost, but also reduce operating procedure, improve work efficiency.
If fire door periphery is subject to pressure backward and uneven, the displacement of the small part of stress backward is small, and stress is big
Part displacement backward it is big, larger gap is so easily formed between fire door and furnace body.Fire door from top to bottom drops down onto pass
During door position, the fire door directive wheel of multiple dead weight locking mechanisms moves backward along corresponding dead weight locking inclined plate at the same time, so that logical
Cross multiple fire door fire door guiding axis drives fire door to compress the sealing ring at door opening backward at the same time, make fire door periphery be subject to uniformly to
Pressure afterwards, makes equably to be crimped together between furnace body and fire door, prevents that the gap between fire door and furnace body is excessive and causes
Energy dissipation.
It is simple in structure that the associated mechanisms of fire door are lifted in the utility model, is easily installed and operates.If lift fire door
Suspend fire door top in midair, then the transmission shaft of lifting device needs to set very high, could be still higher than after fire door upwardly opens
At the top of fire door, castering action can be just played.When the utility model lifts fire door, under being suspended in midair by chain lifting mechanism in fire door
The left and right sides in portion, therefore i.e. fire door is flush or even slightly above transmission shaft after upwardly opening with transmission shaft, can still play
Effective castering action.
The lower part of dead weight locking inclined plate is connected with stiffener plate, and the other end of stiffener plate is connected to the groove of fire door guide groove
On wall, triangular support structure can be formed between the cell wall, dead weight locking inclined plate and stiffener plate of fire door guide groove, strengthened
Structural strength.
Flue gas enters water tank bottom through smoke-exhaust pipeline, when being raised above as bubble, in left folding flowing plate and right folding
Back and forth flowed between flowing plate, substantially prolongs the moving line of bubble in water, enable oxious component in bubble more
It is dissolved into water；The flue gas particle contained in bubble then can more fully be stopped by water, more stay among water tank；Fortune
Dynamic route extends, and also makes the heat exchange between high-temperature flue gas and water more abundant, greatly reduces exhaust gas temperature.Bubble finally floats
After going out the water surface, air is discharged into through gather qi together cover and emptying wind turbine, the flue-gas temperature compared with the past finally discharged substantially reduces, flue gas
In molecule greatly reduce, oxious component is less, reduces thermal pollution and smoke pollution.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model under fire door closed mode；
Fig. 2 is the enlarged drawing at A in Fig. 1；
Fig. 3 is the A-A direction views of Fig. 2；
Fig. 4 is the left view schematic diagram of chain drive in Fig. 1；
Fig. 5 is the top view illustration of Fig. 1；
Fig. 6 is the structure diagram of pollution reducing device；
Fig. 7 is the electric control schematic diagram of the utility model.
Embodiment
In the utility model with fire door 2 at one end for the front end of annealing furnace.
As shown in Figures 1 to 7, the uniform aluminium volume annealing furnace of the temperature control of the utility model includes furnace body 1 and electric control gear 21,
Burner hearth is equipped with furnace body 1, the front wall 11 of furnace body 1, which is equipped with, is used for the door opening that aluminium involves in out, is equipped with and is used for from the front to the back at door opening
Close the fire door 2 of door opening；Door opening is blocked by fire door 2 in Fig. 1, and burner hearth is conventional structure, is also hidden by fire door 2 and furnace body 1
Gear, thus it is not shown.Electric control gear 21 preferably uses PLC, naturally it is also possible to using microcontroller or integrated circuit.Electric control gear 21
Both it may be mounted on furnace body 1, can also be separately provided independently of furnace body 1, and passed through each component at connecting line and furnace body 1
（Such as circulating fan and temperature sensor）It is connected.Electric control gear 21, which is connected with, is stored with the memory that burner hearth presets operating temperature
22；
Middle part is equipped with rotating decelerating motor 3 upwards on front side of 1 roof of furnace body（It can be subtracted using winding plant instead of rotating
Speed motor）, rotating decelerating motor 3 is connected with transmission shaft 4, and the left and right ends of transmission shaft 4 are sequentially connected with chain lifting respectively
Mechanism, the chain lifting mechanism of 4 left and right ends of transmission shaft are symmetrical arranged；
Chain lifting mechanism includes upper sprocket wheel 5, lower sprocket 6 and around the chain 7 being located between upper sprocket wheel 5 and lower sprocket 6,
Upper sprocket wheel 5 is fixedly connected on the end of transmission shaft 4, and lower sprocket 6 is installed on 1 front wall of furnace body, 11 bottom, lower sprocket by mounting base 8
6 are located at the underface of upper sprocket wheel 5；
Between the upper and lower every being fixedly connected with upper cross plate 9 and lower cross plate 10, upper cross plate 9 and 10 equal level of lower cross plate are set at the middle part of fire door 2
Put,
The left and right ends portion of lower cross plate 10 stretches out fire door 2 and has connected up connecting pole 12 respectively, a left side for lower cross plate 10
Right both ends are connected with lower connecting pole 13 separately down, described around the one end for the chain 7 being located between upper sprocket wheel 5 and lower sprocket 6
Connecting pole 12 in connection, the lower connecting pole 13 of other end connection of chain 7；
Fire door gib block 14 is equipped between chain 7 and fire door 2, fire door guide groove 15, stove are offered on fire door gib block 14
The notch of door guide groove 15 is towards fire door 2；Fire door guiding axis 16 is arranged with the left side and right edge of fire door 2, fire door is led
Fire door directive wheel 17 is installed on to axis 16, fire door directive wheel 17 be located in fire door guide groove 15 and with the groove of fire door guide groove 15
There is gap between wall；
Dead weight locking inclined plate is equipped with fire door guide groove 15 when fire door 2 is located at closed position corresponding to fire door directive wheel 17
18, low dip is set after height before dead weight locking inclined plate 18；18 groups of fire door guiding axis 16, fire door directive wheel 17 and dead weight locking inclined plate
Into dead weight locking mechanism；Before the upper connecting pole 12 and lower connecting pole 13 are respectively positioned on fire door gib block 14 in the longitudinal direction
Side.
The lower part of the dead weight locking inclined plate 18 is connected with stiffener plate 19, and the other end of stiffener plate 19 is connected to fire door
On the cell wall of guide groove 15.
Uniform intervals are equipped with multiple circulating fans 23 to the roof of the furnace in the longitudinal direction, the motor of circulating fan 23 to
Upper stretching furnace body 1；Each circulating fan 23 is respectively positioned on the medium position of furnace body left and right directions, and each circulating fan 23 is frequency conversion wind
Machine；
Symmetrical in the burner hearth to be equipped with multiple electric heater unit groups, multiple electric heater unit groups are equal in the longitudinal direction
Even interval setting, each electric heater unit group includes an electric heater unit 24 on the left of burner hearth and one right positioned at burner hearth
The electric heater unit 24 of side；
Multiple temperature sensors 25 are uniformly provided with the burner hearth in the longitudinal direction, each temperature sensor 25, each electricity add
Thermal 24 and each circulating fan 23 are connected with electric control gear 21；Temperature sensor 25,24 groups of electric heater unit and
Circulating fan 23, which corresponds, to be set.
Furnace body top side is equipped with smoke exhaust fan 41, and smoke exhaust fan 41 is connected with electric control gear 21；It is at the top of furnace body and each
Circulating fan 23 is respectively arranged on the left side and the right side a smoking air hose 42, and each smoking air hose 42 is set along the anteroposterior direction of furnace body
Put；Each smoking air hose 42 passes downwardly through some smoking branch pipes 43 and is connected with burner hearth, smoking branch pipe 43 along the longitudinal direction uniformly between
Every setting；The quantity for the smoking branch pipe 43 that each smoking air hose 42 is connected is identical with the quantity of circulating fan 23；Two smoking wind
It is connected between pipe 42 by communicating pipe 45, the aspiration channel 46 of smoke exhaust fan 41 is connected with smoking air hose 42.Smoke exhaust fan 41
Smoke-exhaust pipeline 44 is connected with, smoke-exhaust pipeline 44 is connected with pollution reducing device；
Pollution reducing device includes water tank 47, and 47 left side wall of water tank is connected with some left folding flowing plates 48, left folding flowing plate from left to right
There is gap, left folding flowing plate 48 and the front side wall and rear wall of water tank 47 are both connected between 48 47 right side wall of right end and water tank
Together；47 right side wall of water tank is connected with some right folding flowing plates 49, left end and 47 left side wall of water tank of right folding flowing plate 49 from right to left
Between there is gap, together with right folding flowing plate 49 is both connected to the front side wall and rear wall of water tank 47；Left folding flowing plate 48 and right folding
Flowing plate is staggered about 49, and smoke-exhaust pipeline 44 is connected with the bottom of water tank 47；The top of water tank 47 has connected up small
Big gather qi together cover 50 down, gather qi together cover 50 have connected up emptying wind turbine 51, and emptying wind turbine 51 is connected with evacuated tube 52.At water tank 47
Smoke-exhaust pipeline 44 be equipped with the check valve for being used for preventing aqueous reflux in water tank.Check valve is conventional equipment, not shown.
Dead weight locking mechanism uniform intervals above and below the left and right sides of fire door 2 are equipped with more sets.
Each component used by the utility model, such as temperature sensor 25,24 groups of electric heater unit, circulating fan 23 and electricity
It is routine techniques to control device 21, and respective concrete structure is no longer described in detail.
When being lifted or falling fire door 2,3 forward or reverse of rotating decelerating motor, so as to drive upper sprocket wheel 5 to rotate forward or instead
Turn, and then drive 7 forward or reverse of chain.When chain 7 is along upper sprocket wheel 5 and the rotation of lower sprocket 6, pass through upper connecting pole 12, lower company
Connecing column 13 drives lower cross plate 10 to move up or down, and lower cross plate 10 drives fire door 2 to rise or fall.
During work, start rotating decelerating motor 3, drive fire door 2 to rise by 7 hoisting mechanism of chain, fire door 2, which rises, to be come
Afterwards, its position is kept, then aluminium volume to be annealed is transported in burner hearth using conveying arrangement.Rotating decelerating motor 3 is operated,
7 hoisting mechanism of chain is set to put down fire door 2.When fire door 2 will settle to shutdown position, each fire door directive wheel 17 contacts dead weight at the same time
Locking inclined plate 18, for fire door 2 when being moved down under the action of self gravitation, fire door directive wheel 17 is along dead weight locking inclined plate 18 by preceding
It is subjected to displacement after, so as to drive fire door 2 together displacement from front to back and to compress the front wall of furnace body 1 by fire door guiding axis 16
11.The utility model is combined into one action of 2 drop action of fire door with compressing fire door 2, so as to save compression cylinder, both drops
Low cost, and reduce operating procedure, improve work efficiency.
In work, the temperature information of burner hearth everywhere is passed to electric control gear 21, electric control gear 21 by each temperature sensor 25
Comparator, the temperature value that more each temperature sensor 25 of electric control gear 21 transmits and the preset value in memory 22 are built-in with, when
When the temperature value of some temperature sensor 25 transmission is less than default minimum, then electric control gear 21 improves respective cycle wind turbine 23
Rotating speed, accelerates the airflow circulating in burner hearth at this, so that the heat that electric heater unit 24 is produced quickly is sent to burner hearth at this,
Make temperature at this and burner hearth other parts convergent；Minimum high level is preset when the temperature value of some temperature sensor 25 transmission is higher than
When, then electric control gear 21 reduces the rotating speed of respective cycle wind turbine 23, weakens the airflow circulating in burner hearth at this, so that phase at this
Less heat is obtained than other positions（The heat that electric heater unit 24 produces）, equally make the temperature at this and other portions of burner hearth
Divide convergent.Certainly, under extreme case, electric control gear 21 can also directly close some or some electric heater units 24, avoid stove
Bore temperature is excessive.
During annealing, aluminum foil coil can produce the flue gases such as oil smoke at high temperature.It is crimped together between fire door and furnace body, energy
Enough prevent gap is excessive to cause heat losses, while still there can be some less gaps between fire door and furnace body.The row of setting
Cigarette wind turbine 41, can extract flue gas out, prevent that flue gas concentration is excessive in burner hearth, while prevent flue gas by between fire door and furnace body
Gap, which is overflow, is scattered to pollution working environment in workshop.Uniform intervals are set smoking branch pipe 43 along the longitudinal direction, can be by burner hearth everywhere
Flue gas extract out at the same time, uniform exhausting is carried out to burner hearth.Flue gas enters water tank 47 bottom through smoke-exhaust pipeline 44, as bubble to
When being raised, back and forth flowed between left folding flowing plate 48 and right folding flowing plate 49, substantially prolongs the movement of bubble in water
Route, enables the oxious component in bubble to be more dissolved into water；The flue gas particle contained in bubble then can be more abundant
Ground is stopped by water, more stays among water tank 47；Moving line extends, and also makes heat exchange between high-temperature flue gas and water more
Add fully, greatly reduce exhaust gas temperature.After bubble finally emerges, air is discharged into through gather qi together cover 50 and emptying wind turbine 51,
The flue-gas temperature compared with the past finally discharged substantially reduces, the molecule in flue gas greatly reduces, and oxious component is less.
Claims (4)
1. the uniform aluminium volume annealing furnace of temperature control, including furnace body and electric control gear, furnace body is interior to be equipped with burner hearth, and the front wall of furnace body is equipped with
The door opening involved in out for aluminium, the fire door for being used for closing door opening from the front to the back is equipped with door opening；Electric heater unit is equipped with burner hearth；
Electric control gear is connected with the memory for being stored with default operating temperature；
Middle part is equipped with rotating decelerating motor upwards on front side of furnace body roof, and rotating decelerating motor is connected with transmission shaft, transmission shaft
Left and right ends be sequentially connected with chain lifting mechanism respectively, the chain lifting mechanism of transmission shaft left and right ends is symmetrical arranged；
Chain lifting mechanism includes upper sprocket wheel, lower sprocket and solid around the chain being located between upper sprocket wheel and lower sprocket, upper sprocket wheel
Surely the end of transmission shaft is connected to, lower sprocket is installed on furnace body front wall bottom by mounting base, and lower sprocket is being located at upper sprocket wheel just
Lower section；
Between the upper and lower every being fixedly connected with upper cross plate and lower cross plate in the middle part of fire door, upper cross plate and lower cross plate are horizontally disposed, lower cross plate
Left and right ends portion stretches out fire door and has connected up connecting pole respectively, and the left and right ends portion of lower cross plate is connected with down separately down
Connecting pole, it is described around the upper connecting pole of the one end for the chain being located between upper sprocket wheel and lower sprocket connection, the other end connection of chain
Lower connecting pole；
Fire door gib block is equipped between chain and fire door, fire door guide groove, the groove of fire door guide groove are offered on fire door gib block
Mouthful towards fire door；Fire door guiding axis is arranged with the left side and right edge of fire door, being provided with fire door on fire door guiding axis leads
To wheel, fire door directive wheel is located in fire door guide groove and has gap between the cell wall of fire door guide groove；
Dead weight locking inclined plate is equipped with fire door guide groove when fire door is located at closed position corresponding to fire door directive wheel, locking of conducting oneself with dignity
Low dip is set after height before inclined plate；Fire door guiding axis, fire door directive wheel and dead weight locking inclined plate composition dead weight locking mechanism；It is described
Upper connecting pole and lower connecting pole are respectively positioned on the front of fire door gib block in the longitudinal direction；
The lower part of the dead weight locking inclined plate is connected with stiffener plate, and the other end of stiffener plate is connected to the groove of fire door guide groove
On wall；
Uniform intervals are equipped with multiple circulating fans to the roof of the furnace in the longitudinal direction, and the motor of circulating fan stretches out stove upwards
Body；Each circulating fan is respectively positioned on the medium position of furnace body left and right directions, and each circulating fan is frequency conversion fan；
It is symmetrical in the burner hearth to be equipped with multiple electric heater unit groups, multiple electric heater unit groups in the longitudinal direction uniformly between
Every setting, each electric heater unit group includes an electric heater unit on the left of burner hearth and an electricity on the right side of burner hearth
Heating unit；
Be uniformly provided with multiple temperature sensors in the burner hearth in the longitudinal direction, each temperature sensor, each electric heater unit with
And each circulating fan is connected with electric control gear；Temperature sensor, electric heater unit group and circulating fan are corresponded and set
Put.
2. the uniform aluminium volume annealing furnace of temperature control according to claim 1, it is characterised in that：The dead weight locking mechanism is in stove
Uniform intervals are equipped with more sets up and down for the left and right sides of door.
3. the uniform aluminium volume annealing furnace of temperature control according to claim 1, it is characterised in that：The electric control gear for PLC or
Microcontroller or integrated circuit.
4. the uniform aluminium volume annealing furnace of temperature control according to claim 1, it is characterised in that：Furnace body top side is equipped with smoke evacuation
Wind turbine, smoke exhaust fan are connected with electric control gear；Furnace body top is respectively arranged on the left side and the right side a smoking with each circulating fan
Air hose, each smoking air hose are set along the anteroposterior direction of furnace body；Each smoking air hose passes downwardly through some smoking branch pipes and burner hearth phase
Connection, uniform intervals are set smoking branch pipe along the longitudinal direction；The quantity and circulated air for the smoking branch pipe that each smoking air hose is connected
The quantity of machine is identical；It is connected between two smoking air hoses by communicating pipe, the aspiration channel of smoke exhaust fan is connected with smoking air hose
It is logical；Smoke exhaust fan is connected with smoke-exhaust pipeline, and smoke-exhaust pipeline is connected with pollution reducing device；
Pollution reducing device includes water tank, and water tank left side wall is connected with some left folding flowing plates, the right end and water of left folding flowing plate from left to right
There is gap, together with left folding flowing plate is both connected to the front side wall and rear wall of water tank between case right side wall；Water tank right side wall by
A dextrad left side is connected with some right folding flowing plates, has gap, right folding flowing plate and water between the left end and water tank left side wall of right folding flowing plate
The front side wall and rear wall of case are both connected to together；Left folding flowing plate and right folding flowing plate are staggered up and down, smoke-exhaust pipeline and water tank
Bottom be connected；Up-small and down-big gather qi together cover is connected up at the top of water tank, gather qi together cover has connected up emptying wind turbine, row
Empty wind turbine is connected with evacuated tube；Smoke-exhaust pipeline at water tank is equipped with the check valve for being used for preventing the aqueous reflux in water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721131123.4U CN207227501U (en) | 2017-09-05 | 2017-09-05 | The uniform aluminium volume annealing furnace of temperature control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721131123.4U CN207227501U (en) | 2017-09-05 | 2017-09-05 | The uniform aluminium volume annealing furnace of temperature control |
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| Publication Number | Publication Date |
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| CN207227501U true CN207227501U (en) | 2018-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721131123.4U Expired - Fee Related CN207227501U (en) | 2017-09-05 | 2017-09-05 | The uniform aluminium volume annealing furnace of temperature control |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107354287A (en) * | 2017-09-05 | 2017-11-17 | 牛荟晓 | The uniform aluminium volume annealing furnace of temperature control |
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2017
- 2017-09-05 CN CN201721131123.4U patent/CN207227501U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107354287A (en) * | 2017-09-05 | 2017-11-17 | 牛荟晓 | The uniform aluminium volume annealing furnace of temperature control |
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Granted publication date: 20180413 Termination date: 20180905 |