CN108913858A - The stable heat-treatment furnace of pressure - Google Patents
The stable heat-treatment furnace of pressure Download PDFInfo
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- CN108913858A CN108913858A CN201810701176.8A CN201810701176A CN108913858A CN 108913858 A CN108913858 A CN 108913858A CN 201810701176 A CN201810701176 A CN 201810701176A CN 108913858 A CN108913858 A CN 108913858A
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D11/00—Process control or regulation for heat treatments
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- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
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- Organic Chemistry (AREA)
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Abstract
The present invention provides a kind of heat-treatment furnace that pressure is stable, the stable heat-treatment furnace of the pressure includes：Furnace body and heating component；Furnace body is provided with working chamber, and air inlet and air outlet are provided on the side wall of furnace body, and air inlet is connected with working chamber, and air outlet is connected with working chamber；Heating component includes shell, return air component and blower part, and shell is provided with heating chamber, and one end of blower part is connected with heating chamber, and the other end is connected with air inlet, and one end of return air component is connected with heating chamber, and the other end is connected with air outlet；Wherein, the air output of blower part is less than the return air amount of return air component.Since the air output of blower part is less than the return air amount of return air component, it is achieved that the tiny structure to working chamber controls, it is expanded outward after avoiding the gas in working chamber from heating, to reduce scattering and disappearing for heat, the case where causing furnace body to deform is expanded outward after also can avoid gas heating simultaneously, improves the safety that heat-treatment furnace uses.
Description
Technical field
The present invention relates to technical field of heat treatment, in particular to a kind of heat-treatment furnace that pressure is stable.
Background technique
Currently, in the related art, the heating chamber and working chamber of heat-treatment furnace, the pressure and working chamber in heating chamber at this time
Interior pressure is identical；After gas heats in the heating chamber of heat-treatment furnace, flow into working chamber and to the workpiece in working chamber into
Row heating, meanwhile, the gas in working chamber flows into heating chamber, due to being expanded after gas heating, the pressure in working chamber
It is bigger than the pressure in heating chamber；When heating intracavity gas and being at full capacity, gas in working chamber will due to pressure is excessive to
Outer expansion can not only make the heat loss in heat-treatment furnace, can also furnace body be made to deform, so that security risk occur.
Summary of the invention
The present invention is directed to solve at least one of the technical problems existing in the prior art or related technologies.
For this purpose, of the invention proposes a kind of heat-treatment furnace that pressure is stable.
A kind of heat-treatment furnace that pressure is stable is provided in view of this, of the invention, including：Furnace body and heating component；Furnace
Body is provided with working chamber, and air inlet and air outlet are provided on the side wall of furnace body, and air inlet is connected with working chamber, air outlet with
Working chamber is connected；Heating component includes shell, return air component and blower part, and shell is provided with heating chamber, blower part
One end is connected with heating chamber, and the other end is connected with air inlet, and one end of return air component is connected with heating chamber, the other end with
Air outlet is connected；Wherein, the air output of blower part is less than the return air amount of return air component.
In the technical scheme, firstly, working chamber is arranged in furnace body；Then, on the side wall of furnace body be arranged air inlet and
Air outlet, and air inlet is connected with working chamber, air outlet is connected with working chamber, so that gas can be followed in furnace interior
Circulation is dynamic；After again, by the way that one end of blower part is connected with heating chamber in shell, and by the other end of blower part with into
Air port is connected, and the gas after the heating of heated chamber is fed through working chamber by air inlet by blower part to realize；Meanwhile
By the way that one end of return air component is connected with heating chamber, and the other end of return air component is connected with air outlet, to realize
The gas in working chamber is expelled to heating chamber by air outlet by return air component, to realize gas in the circulation of furnace interior
Flowing reduces the heat loss in heat-treatment furnace, reduces the time to gas reheating and energy consumption, and then reduce and be produced into
This.Since the air output of blower part is less than the return air amount of return air component, it is achieved that the tiny structure to working chamber controls, keep away
It expands after exempting from the gas heating in working chamber, to reduce scattering and disappearing for heat, while also can avoid swollen outward after gas heats outward
Swollen the case where causing furnace body to deform, not only increases the safety that heat-treatment furnace uses, also extends making for heat-treatment furnace
With the time limit, to reduce the use cost of product.
In addition, the heat-treatment furnace in above-mentioned technical proposal provided by the invention can also have following additional technical feature：
In the above-mentioned technical solutions, it is preferable that heating component further includes：Heating element；Heating element is connected with the shell,
It is set in heating chamber, the side of furnace body is arranged in heating chamber.
In the technical scheme, by the way that heating element to be connected with the shell, to improve the stability of heating element, together
When, heating element is set in heating chamber, and heating chamber is arranged in the side of furnace body, to realize the gas in heating chamber
Heating.By heating to gas, and the gas after heating is made to carry out heat treatment procedure to the workpiece in heat-treatment furnace, it can be real
Show workpiece to be uniformly heated, to improve the quality of heat treatment of workpieces.
In the above-mentioned technical solutions, it is preferable that heating component further includes：First blower and the second blower；First blower with
Blower part is connected, and is set to air inlet, to adjust air output；Second blower is connected with return air component, is set to out
At air port, to adjust return air amount.
In the technical scheme, by the way that the first blower is connected with blower part, and the setting of the first blower is being entered the wind
Mouth goes out, to realize adjusting air output；It is arranged by the way that the second blower is connected with return air component, and by the second blower in air outlet
Place adjusts return air amount to realize.Since intake and return air amount are adjustable, heat-treatment furnace can according to the specification of workpiece,
Quantity and heat treatment procedure adjust the heating temperature to workpiece, and the quality to heat treatment of workpieces not only can be improved, also can be improved
The applicability of product, to widen the scope of application of product；Moreover, by adjusting intake and return air amount, can also be achieved pair
The tiny structure of working chamber controls, to outer expansion after avoiding the gas in working chamber from heating, to reduce scattering and disappearing for heat, while
The case where causing furnace body to deform is expanded outward after can avoid gas heating, not only increases the safety that heat-treatment furnace uses
Property, the service life of heat-treatment furnace is also extended, to reduce the use cost of product.
In the above-mentioned technical solutions, it is preferable that heating component further includes：First pressure sensor and second sensor；The
One pressure sensor is connected with furnace body, is set in working chamber, for detecting the pressure in working chamber；Second pressure sensor
It is connected with heating chamber, is set in heating chamber, for detects the pressure in heating chamber.
In the technical scheme, by the way that first pressure sensor is connected with furnace body, to improve first pressure sensor
Stability；By being arranged first pressure sensor in working chamber, work is detected by first pressure sensor to realize
Intracavitary pressure, to realize the real time monitoring to work cavity pressure；By the way that second pressure sensor is connected with heating chamber
It connects, and is positioned in heating chamber, so that the pressure in second pressure sensor detection heating chamber；By the way that first pressure is arranged
Sensor and second pressure sensor not only can avoid making furnace body deform because working chamber and heating cavity pressure are excessive
It happens, and then improves heat-treatment furnace and use to obtain safety, can also be provided for working chamber and the control of the tiny structure of heating chamber
Data reference improves the accuracy controlled working chamber and heating chamber tiny structure.
In the above-mentioned technical solutions, it is preferable that heating component further includes：Control device；The signal receiving end of control device
Be connected respectively with first pressure sensor and second pressure sensor, the signal output end of control device respectively with the first blower
Control terminal be connected with the control terminal of the second blower, control device is used to be sensed according to first pressure sensor and second pressure
Pressure value detected by device controls the revolving speed of the first blower and the second blower respectively.
In the technical scheme, by pressing the signal receiving end of control device with first pressure sensor and second respectively
Force snesor is connected, and to realize control device reception, first pressure sensor is in working chamber and second pressure sensor is adding
Pressure value detected by hot chamber；By by the signal output end of control device respectively at the first blower control terminal and the second wind
The control terminal of machine is connected, to realize control device pressure according to detected by first pressure sensor and second pressure sensor
Force value controls the revolving speed of the first blower and the second blower respectively, controls to realize the tiny structure of working chamber and heating chamber；It is logical
Cross first pressure sensor to work cavity pressure carry out detection and second pressure sensor to heating cavity pressure detect,
The accuracy to working chamber and the control of heating chamber tiny structure can be improved, to improve heat-treatment furnace to the quality of heat treatment of workpieces.
In the above-mentioned technical solutions, it is preferable that exhaust outlet and waste heat pipeline, exhaust outlet and waste heat pipeline are provided on shell
It is connected, is connected at the top of waste heat pipeline and heating chamber, adjusts the pressure and temperature in heating chamber.
In the technical scheme, by being arranged exhaust outlet and waste heat pipeline on shell, and by exhaust outlet and waste heat pipeline
It is connected, waste heat pipeline is connected to the top of heating chamber phase, to realize the pressure and temperature adjusted in heating chamber, avoids heating chamber
It is expanded outward after interior gas heating, to reduce scattering and disappearing for heat, while also expansion causes furnace outward after avoidable gas heating
The case where body deforms not only increases the safety that heat-treatment furnace uses, also extends the service life of heat-treatment furnace, from
And reduce the use cost of product.
In the above-mentioned technical solutions, it is preferable that air inlet is located at the lower section of air outlet.
It in the technical scheme, can due to, by rising, air inlet to be arranged in the lower section of air outlet after gas heating
Gas after realizing heating is after air inlet inflow, the air outlet outflow through top, to make the gas after heating in working chamber
Interior flowing, and then the workpiece in working chamber is heated, to realize the heat treatment procedure to workpiece；It adopts the structure, work can be made
Make that intracavitary temperature is more balanced, avoids temperature difference occur to the heating of workpiece, to improve the quality of heat treatment of workpieces.
In the above-mentioned technical solutions, it is preferable that the quantity of heating component is at least one.
In the technical scheme, by the way that the quantity setting of heating component is at least one, it can be achieved that passing through multiple heating
Component heats the gas in heating chamber, to improve the heating speed to gas, to improve the work effect of heat-treatment furnace
Rate.
In the above-mentioned technical solutions, it is preferable that the quantity of heating component is multiple, length of multiple heating components along furnace body
Direction arrangement.
In the technical scheme, by setting multiple for the quantity of heating component, and by multiple heating components along furnace
The length direction of body arranges, to realize that the gas flowed in heating chamber successively by multiple heating components, makes gas in air inlet
Reach maximum temperature, to improve the heating speed of gas, meanwhile, realization keep the gas temperature in air inlet identical, avoid into
There is temperature difference in the gas entered into working chamber, to reduce the thermal loss of heat-treatment furnace, reduces the energy consumption of heat-treatment furnace, mentions
The working efficiency of high heat-treatment furnace.
In the above-mentioned technical solutions, it is preferable that heating element is heated by natural gas component, heated by gas component or electric heating
Component.
In the technical scheme, added by setting heated by natural gas component, heated by gas component or electricity for heating element
Thermal part heats gas so that heat-treatment furnace can be realized using energy such as natural gas, coal gas or electricity, to improve
The applicability of heat-treatment furnace, has expanded the scope of application of heat-treatment furnace.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, wherein：
Fig. 1 shows the structural schematic diagram of heat-treatment furnace according to an embodiment of the invention；
Fig. 2 shows gas flow schematic diagrames in heat-treatment furnace according to an embodiment of the invention；
Wherein, the corresponding relationship between appended drawing reference and component names of the Fig. 1 into Fig. 2 is：
1 furnace body, 12 working chambers, 14 air inlets, 16 air outlets, 2 heating components, 22 shells, 23 return air components, 24 air supplying parts
Part, 25 heating chambers, 26 heating elements, 3 transmission devices.
Specific embodiment
To better understand the objects, features and advantages of the present invention, with reference to the accompanying drawing and specific real
Applying mode, the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also
To be implemented using other than the one described here other modes, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
Heat-treatment furnace according to some embodiments of the invention is described referring to Fig. 1 to Fig. 2.
In embodiments of the present invention, as shown in Figure 1, the present invention provides a kind of heat-treatment furnaces that pressure is stable, including：Furnace
Body 1 and heating component 2；Furnace body 1 is provided with working chamber 12, and air inlet 14 and air outlet 16 are provided on the side wall of furnace body 1, air inlet
Mouth 14 is connected with working chamber 12, and air outlet 16 is connected with working chamber 12；Heating component 2 includes shell 22, return air component 23
With blower part 24, shell 22 is provided with heating chamber, and one end of blower part 24 is connected with heating chamber, the other end and air inlet
14 are connected, and one end of return air component 23 is connected with heating chamber, and the other end is connected with air outlet 16；Wherein, blower part
24 air output is less than the return air amount of return air component 23.
In this embodiment, firstly, working chamber 12 is arranged in furnace body 1；Then, air inlet is set on the side wall of furnace body 1
14 and air outlet 16, and air inlet 14 is connected with working chamber 12, air outlet 16 is connected with working chamber 12, so that gas
It can be circulated inside furnace body 1；After again, by the way that one end of blower part 24 is connected with heating chamber in shell 22, and will
The other end of blower part 24 is connected with air inlet 14, to realize the gas after heating heated chamber by blower part 24
Working chamber 12 is fed through by air inlet 14；Meanwhile by the way that one end of return air component 23 is connected with heating chamber, and by return air portion
The other end of part 23 is connected with air outlet 16, to realize the gas in working chamber 12 through return air component 23 by air outlet 16
It is expelled to heating chamber, to realize gas circulating inside furnace body 1, the heat loss in heat-treatment furnace is reduced, reduces
Time and energy consumption to gas reheating, and then reduce production cost.Since the air output of blower part 24 is less than return air
The return air amount of component 23 avoids the gas in working chamber 12 from heating backward it is achieved that the tiny structure to working chamber 12 controls
Outer expansion to reduce scattering and disappearing for heat, while expanding the case where causing furnace body 1 to deform hair after also can avoid gas heating outward
It is raw, the safety that heat-treatment furnace uses is not only increased, the service life of heat-treatment furnace is also extended, to reduce making for product
Use cost.
Specifically, firstly, workpiece is placed on the transmission device 3 of feed zone；Then, door opened by first, control
Transmission device 3 processed enters workpiece in working chamber 12 by feed inlet；After again, control blower part 24 heats heated chamber
Gas entered in working chamber 12 by air inlet 14, to realize the heating to workpiece, meanwhile, control return air component 23 makes work
The gas made in chamber 12 is flowed out through return air inlet, to realize the circulation of gas in the heat treatment furnace；After again, after the completion of workpiece heating,
Control transmission device 3 makes workpiece enter discharging region；After again, the second fire door is opened, and control transmission device 3 for workpiece through discharging
Mouth is sent on quenching frame, to complete quenching process.
In one embodiment of the invention, it is preferable that as shown in Fig. 2, heating component 2 further includes：Heating element 26；Add
Thermal part 26 is connected with shell 22, is set in heating chamber, and the side of furnace body 1 is arranged in heating chamber 25.
In this embodiment, by the way that heating element 26 is connected with shell 22, to improve the stability of heating element 26,
Meanwhile heating element 26 being set in heating chamber, and heating chamber 25 is arranged in the side of furnace body 1, to realize heating chamber
In gas heating.By heating to gas, and it is heat-treated the gas after heating to the workpiece in heat-treatment furnace
Process is, it can be achieved that workpiece is uniformly heated, to improve the quality of heat treatment of workpieces.
In one embodiment of the invention, it is preferable that as shown in Fig. 2, heating component 2 further includes：First blower and
Two blowers；First blower is connected with blower part 24, is set at air inlet 14, to adjust air output；Second blower with return
Wind part 23 is connected, and is set at air outlet 16, to adjust return air amount.
In this embodiment, by the way that the first blower is connected with blower part 24, and the setting of the first blower is being entered the wind
Mouth 14 goes out, to realize adjusting air output；Going out by the way that the second blower is connected with return air component 23, and by the setting of the second blower
At air port 16, return air amount is adjusted to realize.Since intake and return air amount are adjustable, heat-treatment furnace can be according to workpiece
Specification, quantity and heat treatment procedure adjust the heating temperature to workpiece, the quality to heat treatment of workpieces not only can be improved, may be used also
The applicability for improving product, to widen the scope of application of product；Moreover, by adjusting intake and return air amount, it can also be real
Now the tiny structure of working chamber 12 is controlled, is avoided to outer expansion after the gas heating in working chamber 12, to reduce dissipating for heat
It loses, while expanding the case where causing furnace body 1 to deform outward after also can avoid gas heating, not only increasing heat-treatment furnace makes
Safety, also extends the service life of heat-treatment furnace, to reduce the use cost of product.
In one embodiment of the invention, it is preferable that heating component 2 further includes：First pressure sensor and the second pressure
Force snesor；First pressure sensor is connected with furnace body 1, is set in working chamber 12, for detecting the pressure in working chamber 12
Power；Second pressure sensor is connected with heating chamber 25, is set in heating chamber 25, for detecting the pressure in heating chamber 25.
In this embodiment, by the way that first pressure sensor is connected with furnace body 1, to improve first pressure sensor
Stability；By being arranged first pressure sensor in working chamber 12, work is detected by first pressure sensor to realize
Pressure in chamber 12, to realize the real time monitoring to pressure in working chamber 12；By by second pressure sensor and heating chamber
25 are connected, and are positioned in heating chamber 25, so that second pressure sensor detects in heating chamber 25 pressure；By setting
Set first pressure sensor and second pressure sensor not only can avoid because in working chamber 12 and heating chamber 25 pressure it is excessive due to make
The case where furnace body 1 deforms, and then improve heat-treatment furnace and use to obtain safety, it can also be working chamber 12 and heating chamber
25 tiny structure control provides data reference, improves the accuracy controlled working chamber 12 and 25 tiny structure of heating chamber.
In one embodiment of the invention, it is preferable that heating component 2 further includes：Control device；The signal of control device
Receiving end is connected with first pressure sensor and second pressure sensor respectively, and the signal output end of control device is respectively with
The control terminal of one blower is connected with the control terminal of the second blower, and control device is used to be pressed according to first pressure sensor and second
Pressure value detected by force snesor controls the revolving speed of the first blower and the second blower respectively.
In this embodiment, by by the signal receiving end of control device respectively with first pressure sensor and second pressure
Sensor is connected, and to realize control device reception, first pressure sensor is in working chamber 12 and second pressure sensor is adding
Pressure value detected by hot chamber 25；By by the signal output end of control device respectively at the control terminal of the first blower and second
The control terminal of blower is connected, to realize control device according to detected by first pressure sensor and second pressure sensor
Pressure value controls the revolving speed of the first blower and the second blower respectively, to realize the tiny structure control to working chamber 12 and heating chamber 25
System；Detection and second pressure sensor are carried out to pressure in heating chamber 25 to pressure in working chamber 12 by first pressure sensor
It is detected, the accuracy to working chamber 12 and the control of 25 tiny structure of heating chamber can be improved, to improve heat-treatment furnace to workpiece
The quality of heat treatment.
In one embodiment of the invention, it is preferable that be provided with exhaust outlet and waste heat pipeline on shell 22, exhaust outlet with
Waste heat pipeline is connected, and is connected at the top of waste heat pipeline and heating chamber, to adjust the pressure and temperature in heating chamber.
In this embodiment, by being arranged exhaust outlet and waste heat pipeline on shell 22, and by exhaust outlet and waste heat pipeline
It is connected, waste heat pipeline is connected to the top of heating chamber phase, to realize the pressure and temperature adjusted in heating chamber, avoids heating chamber
It is expanded outward after interior gas heating, to reduce scattering and disappearing for heat, while also expansion causes furnace outward after avoidable gas heating
The case where body 1 deforms not only increases the safety that heat-treatment furnace uses, also extends the service life of heat-treatment furnace,
To reduce the use cost of product.
In one embodiment of the invention, it is preferable that air inlet 14 is located at the lower section of air outlet 16.
In this embodiment, due to, by rising, air inlet 14 to be arranged in the lower section of air outlet 16 after gas heating,
After the inflow of air inlet 14, the air outlet 16 through top flows out gas after heating can be achieved, so that the gas after heating be made to exist
Flowing in working chamber 12, and then the workpiece in working chamber 12 is heated, to realize the heat treatment procedure to workpiece；Using such knot
Structure can make the temperature in working chamber 12 more balanced, avoid temperature difference occur to the heating of workpiece, to improve heat treatment of workpieces
Quality.
In one embodiment of the invention, it is preferable that the quantity of heating component 2 is at least one.
In this embodiment, by the way that the quantity setting of heating component 2 is at least one, it can be achieved that passing through multiple heating groups
Part 2 heats the gas in heating chamber, to improve the heating speed to gas, to improve the work effect of heat-treatment furnace
Rate.
In one embodiment of the invention, it is preferable that the quantity of heating component 2 be it is multiple, multiple heating components 2 are along furnace
The length direction of body 1 arranges.
In this embodiment, by setting multiple for the quantity of heating component 2, and by multiple heating components 2 along furnace
The length direction of body 1 arranges, to realize that the gas flowed in heating chamber successively by multiple heating components 2, makes gas in air inlet
Maximum temperature is reached at 14, to improve the heating speed of gas, meanwhile, realization keeps the gas temperature at air inlet 14 identical,
There is temperature difference in the gas avoided enter into working chamber 12, to reduce the thermal loss of heat-treatment furnace, reduces heat-treatment furnace
Energy consumption, improve the working efficiency of heat-treatment furnace.
In one embodiment of the invention, it is preferable that heating element 26 is heated by natural gas component, heated by gas component
Or electric heating element.
In this embodiment, added by setting heated by natural gas component, heated by gas component or electricity for heating element 26
Thermal part heats gas so that heat-treatment furnace can be realized using energy such as natural gas, coal gas or electricity, to improve
The applicability of heat-treatment furnace, has expanded the scope of application of heat-treatment furnace.
In the description of the present invention, term " multiple " then refers to two or more, unless otherwise restricted clearly, term
The orientation or positional relationship of the instructions such as "upper", "lower" is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of retouching
It states the present invention and simplifies description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific
Orientation construction and operation, therefore be not considered as limiting the invention；Term " connection ", " installation ", " fixation " etc. should all
It is interpreted broadly, for example, " connection " may be fixed connection or may be dismantle connection, or integral connection；It can be straight
Connect it is connected, can also be indirectly connected through an intermediary.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
In the description of the present invention, the description meaning of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Refer to that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention
In example or example.In the present invention, schematic expression of the above terms are not necessarily referring to identical embodiment or example.And
And the particular features, structures, materials, or characteristics of description can be in any one or more of the embodiments or examples with suitable
Mode combines.
These are only the preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of heat-treatment furnace that pressure is stable, which is characterized in that including：
Furnace body, the furnace body are provided with working chamber, and air inlet and air outlet, the air inlet are provided on the side wall of the furnace body
It is connected with the working chamber, the air outlet is connected with the working chamber；
Heating component, the heating component include shell, return air component and blower part, and the shell is provided with heating chamber, institute
The one end for stating blower part is connected with the heating chamber, and the other end is connected with the air inlet, and the one of the return air component
End is connected with the heating chamber, and the other end is connected with the air outlet；
Wherein, the air output of the blower part is less than the return air amount of the return air component.
2. the stable heat-treatment furnace of pressure according to claim 1, which is characterized in that the heating component further includes：
Heating element, the heating element are connected with the shell, are set in the heating chamber, and the heating chamber setting exists
The side of the furnace body.
3. the stable heat-treatment furnace of pressure according to claim 1, which is characterized in that the heating component further includes：
First blower, first blower are connected with the blower part, are set to the air inlet, to send described in adjusting
Air quantity；
Second blower, second blower are connected with the return air component, are set at the air outlet, to adjust described return
Air quantity.
4. the stable heat-treatment furnace of pressure according to claim 3, which is characterized in that further include：
First pressure sensor, the first pressure sensor are connected with the furnace body, are set in the working chamber, are used for
Detect the pressure in the working chamber；
Second pressure sensor, the second pressure sensor are connected with the heating chamber, are set in the heating chamber, use
Pressure in the detection heating chamber.
5. the stable heat-treatment furnace of pressure according to claim 4, which is characterized in that further include：
Control device, the signal receiving end of the control device are passed with the first pressure sensor and the second pressure respectively
Sensor is connected, the signal output end of the control device respectively with the control terminal of first blower and second blower
Control terminal is connected, and the control device according to the first pressure sensor and the second pressure sensor for being detected
To pressure value control the revolving speed of first blower and second blower respectively.
6. the stable heat-treatment furnace of pressure according to claim 1, which is characterized in that
Exhaust outlet and waste heat pipeline are provided on the shell, the exhaust outlet is connected with the waste heat pipeline, the waste heat
It is connected at the top of pipeline and the heating chamber, to adjust the pressure and temperature in the heating chamber.
7. the stable heat-treatment furnace of pressure according to claim 1, which is characterized in that
The air inlet is located at the lower section of the air outlet.
8. the stable heat-treatment furnace of pressure according to any one of claim 1 to 7, which is characterized in that
The quantity of the heating component is at least one.
9. the stable heat-treatment furnace of pressure according to claim 8, which is characterized in that
The quantity of the heating component is multiple, length direction arrangement of multiple heating components along the furnace body.
10. the stable heat-treatment furnace of pressure according to claim 2, which is characterized in that
The heating element is heated by natural gas component, heated by gas component or electric heating element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810701176.8A CN108913858B (en) | 2018-06-29 | 2018-06-29 | Heat treatment furnace with stable pressure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810701176.8A CN108913858B (en) | 2018-06-29 | 2018-06-29 | Heat treatment furnace with stable pressure |
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| CN108913858A true CN108913858A (en) | 2018-11-30 |
| CN108913858B CN108913858B (en) | 2020-07-17 |
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| CN201810701176.8A Active CN108913858B (en) | 2018-06-29 | 2018-06-29 | Heat treatment furnace with stable pressure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111351337A (en) * | 2020-03-26 | 2020-06-30 | 常州捷佳创智能装备有限公司 | Heat treatment equipment |
Citations (4)
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| CN101639211A (en) * | 2009-07-20 | 2010-02-03 | 成都南玻玻璃有限公司 | Float glass melting furnace parallel connection waste heat power generation system |
| CN202730181U (en) * | 2012-06-06 | 2013-02-13 | 镇江市万源电子有限公司 | Energy saving and environment protecting annealing furnace used for gas heating of cold rolling aluminium products |
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| CN105135898A (en) * | 2015-09-21 | 2015-12-09 | 宝钢发展有限公司 | Smoke energy cyclic utilization system of rotary hearth furnace |
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| CN111351337A (en) * | 2020-03-26 | 2020-06-30 | 常州捷佳创智能装备有限公司 | Heat treatment equipment |
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| CN108913858B (en) | 2020-07-17 |
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