CN206787299U - It is a kind of from pressure release type resistance-heated furnace - Google Patents
It is a kind of from pressure release type resistance-heated furnace Download PDFInfo
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- CN206787299U CN206787299U CN201720624177.8U CN201720624177U CN206787299U CN 206787299 U CN206787299 U CN 206787299U CN 201720624177 U CN201720624177 U CN 201720624177U CN 206787299 U CN206787299 U CN 206787299U
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- furnace
- wall
- fire door
- pressure release
- release type
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Abstract
The utility model discloses one kind from pressure release type resistance-heated furnace, belong to high-temperature heat treatment heating furnace field, which solve the problem of air pressure causes service life low greatly in hot environment in existing heating furnace.The utility model includes furnace chamber, and described furnace chamber includes furnace roof wall, furnace hearth wall, two side walls, fire door and stove tail wall, resistance wire is provided with described furnace hearth wall, two side walls, fire door and stove tail wall；Refractory brick is laid outside described resistance wire；At least one ventilating opening is offered on described furnace hearth wall；Closure is provided with described ventilating opening.The utility model solves the problems, such as fire door deformation by directly discharging furnace pressure, reaches the effect for extending heating furnace service life.
Description
Technical field
High-temperature heat treatment heating furnace is the utility model is related to, specifically, is related to a kind of from pressure release type resistance-heated furnace.
Background technology
Existing resistance-heated furnace uses closed furnace chamber due to being necessary to ensure that in-furnace temperature is stable, but such design is held
The service life of heating furnace is easily influenceed, reason is furnace air prolonged expansion in hot environment, and furnace wall and fire door are produced very
Big pressure, it is long-term in this way, fire door deformation, sealing decline.To solve this problem, technical staff typically uses time opening
The method of fire door discharges furnace pressure, but so operation is on the one hand dangerous, and Technology for Heating Processing holds in another aspect influence stove
Continuous property, reduces production efficiency.
Chinese Patent Application No. 201210163972.3, publication date in September, 2012 patent document of 19 days, discloses one kind
New type high temperature resistance-heated furnace, including body of heater, fire door, chassis and heater, body of heater is interior to be provided with furnace lining, and fire door passes through lift
Structure is formed with body of heater and is flexibly connected, and fire door is provided with upper bottom roller, and furnace panel is provided with guide plate, and guide plate contacts with roller promotes stove
Door is tightly connected with furnace panel；Furnace panel forms inclination angle with vertical direction, and fire door housing lower edge is welded with multiple split type reinforcements
Bloom.Seal groove is provided between chassis side and burner hearth, refractory seals filler, chassis and chassis driving machine are provided with seal groove
Structure connects, and chassis driving mechanism driving chassis enters flake hearth-tapping.The invention fire door high temperature is unlikely to deform, and fire door is using guide plate and certainly
Body gravity realizes the tight fit with body of heater panel, and furnace panel is set in inclination angle, and fire door separates one in lifting process with panel
Segment distance, avoid grazing from damaging body of heater, the inventive structure rationally, good seal, operate steadily it is reliable.
Chinese Patent Application No. 201310457119.7, the patent document in publication date on January 22nd, 2014, discloses one kind
Heating furnace, including：The furnace shell being welded into by steel plate, furnace shell is interior formed with heating chamber, and the front side of furnace shell is provided with to be connected with heating chamber
Opening；Furnace lining；Silicon carbide layer, silicon carbide layer are located between the inwall of furnace shell and furnace lining；Fire brick layer, fire brick layer are laid on
Heating chamber bottom；First heating element heater, the first heating element heater are located in fire brick layer；Second heating element heater, the second heating element heater
It is located at the top of heating chamber；Fire door, fire door are located at opening to open and close opening；And controller, controller and first add
Thermal element and the connection of the second heating element heater.According to the heating furnace of the invention, by furnace shell laid inside silicon carbide layer and fire resisting
Brick layer, the heat insulation effect of heating furnace can be lifted, reduce unnecessary accumulation of heat, thus, it is possible to shorten the heat time, reach saving
The effect of electric energy.
Although prior art technical scheme as disclosed in above-mentioned patent employs various methods solution furnace pressures and caused greatly
The problem of heating furnace service life is low, but still can not inherently solve the problems, such as that thermal stress persistently rises in stove, therefore, hair
A person of good sense audaciously solves the above problems from another angle.
The content of the invention
1st, to solve the problems, such as
The problem of causing service life low greatly for air pressure in hot environment in existing heating furnace, the utility model provide one
Kind solves the problems, such as fire door deformation by directly discharging furnace pressure, reaches extension heating furnace from pressure release type resistance-heated furnace
The effect of service life.
2nd, technical scheme
To solve the above problems, the utility model adopts the following technical scheme that.
It is a kind of from pressure release type resistance-heated furnace, including furnace chamber, described furnace chamber include furnace roof wall, furnace hearth wall, two side walls,
Fire door and stove tail wall, resistance wire is provided with described furnace hearth wall, two side walls, fire door and stove tail wall；Described electricity
Refractory brick is laid outside resistance silk；At least one ventilating opening is offered on described furnace hearth wall；Sealing is provided with described ventilating opening
Lid.
Preferably, the quantity of described ventilating opening is two.
Preferably, it is provided with pressure valve on described closure.
Preferably, in addition to chassis；Described chassis includes wheel；Described furnace hearth wall is fixed on described chassis.
Preferably, described chassis afterbody is provided with limiter.
Preferably, described side wall includes side wall one and side wall two；Side is provided with described side wall one and side wall two
Wall resistance wire；Three groups described of side wall resistance wire point, each group four arranges.
Preferably, it is provided with tail wall resistance wire on described stove tail wall；Described tail wall resistance wire is divided to two groups；Each group three
Row.
Preferably, fire door resistance wire is provided with described fire door；Described fire door is liftable structure.
Preferably, in addition to two fire doors；Two described fire doors are arranged on the outside of described fire door, are also liftable knot
Structure.
Preferably, described fire door and two fire doors are by fire door folding power and the control lifting of fire door traction gear.
3rd, beneficial effect
Compared to prior art, the beneficial effects of the utility model are：
(1) the utility model can directly be discharged stove inner high voltage gas to outside stove by opening up ventilating opening in furnace roof wall,
So as to simply and effectively avoid a series of problems, such as stove internal cause high pressure causes fire door to deform；Closure, energy are set on ventilating opening
Enough ensure to keep closed in certain temperature and pressure limit in stove, maintain Technology for Heating Processing to be normally carried out；
(2) the utility model sets chassis in furnace cavity bottom, and furnace hearth wall is fixed on chassis, facilitates taking for workpiece
Put, when a door is opened, control chassis power can draw chassis and furnace hearth wall, and and can reaches after placing workpiece on furnace hearth wall
Rapid reset, into furnace chamber, improve the handling efficiency of furnace；
(3) limiter of the utility model chassis afterbody can buffer the shock between chassis and stove tail wall, while can
Chassis is set accurately to reset；
(4) furnace chamber of the present utility model other five walls in addition to furnace roof wall are provided with resistance wire, improve and add
The efficiency of heating surface of hot stove, heat treatment environment are excellent；
(5) fire door of the present utility model and two fire doors further facilitate the handling of workpiece, two stoves using lifting structure
The setting of door can avoid scattering and disappearing for fire door heat, and prevent the extraneous contact with fire door；
(6) the utility model is simple in construction, ingenious in design, easily fabricated.
Brief description of the drawings
Fig. 1 is the utility model side structure schematic diagram (furnace chamber cutting)；
Fig. 2 is Fig. 1 right view (furnace chamber cutting)；
Fig. 3 is Fig. 1 top view (furnace chamber cutting).
In figure：1st, furnace roof wall；2nd, ventilating opening；3rd, side wall resistance wire；4th, fire door resistance wire；5th, fire door；6th, chassis power；7、
Chassis；8th, furnace hearth wall；9th, furnace bottom resistance wire；10th, limiter；11st, stove tail wall；12nd, tail wall resistance wire；13rd, two fire door；14th, stove
Door traction gear；15th, fire door folding power；16th, side wall one；17th, side wall two；18th, wheel.
Embodiment
The utility model is further described below with reference to specific embodiment.
Embodiment 1
As shown in Figure 1, Figure 2 and Figure 3, one kind includes furnace roof from pressure release type resistance-heated furnace, including furnace chamber, described furnace chamber
Wall 1,8, two side walls of furnace hearth wall, fire door 5 and stove tail wall 11, described 8, two side walls of furnace hearth wall, fire door 5 and stove tail wall
Resistance wire is provided with 11；Refractory brick is laid outside described resistance wire；Two ventilating openings 2 are offered on described furnace hearth wall 8；
Closure is provided with described ventilating opening 2；Closure can be periodically opened to discharge stove inner high voltage gas by artificial, also may be used
To be provided with pressure valve on described closure, fixed threshold values is set, when air pressure reaches threshold values in stove, gas is released automatically
Put.
Embodiment 2
One kind on the basis of embodiment 1, further comprises chassis 7 from pressure release type resistance-heated furnace；Described chassis
7 include wheel 18；Described furnace hearth wall 8 is fixed on described chassis 7.
The setting of chassis facilitates picking and placeing for workpiece in the present embodiment, and when a door is opened, control chassis power 6 can be by platform
Car and furnace hearth wall are drawn, and the enough Rapid resets of and can after workpiece are placed on furnace hearth wall, into furnace chamber, improve handling stove effect
Rate.
Because chassis disengaging is frequent, chassis afterbody has shocking damage to stove tail wall, so the chassis 7 described in the present embodiment
Afterbody is provided with limiter 10, and limiter 10 can use flexible material such as rubber etc..
Embodiment 3
One kind is from pressure release type resistance-heated furnace, and on the basis of embodiment 1, described side wall includes side wall 1 and side wall
2 17；Side wall resistance wire 3 is provided with described side wall 1 and side wall 2 17；As shown in figure 1, described side wall resistance wire
3 points three groups, each group four arranges；Tail wall resistance wire 12 is provided with described stove tail wall 11；As shown in Fig. 2 described tail wall electricity
Resistance silk 12 is divided to two groups；Each group three arranges；Furnace bottom resistance wire 9 is provided with described furnace hearth wall 8, as shown in figure 3, described furnace bottom
Resistance wire 9 includes two groups, and each component is six row；Fire door resistance wire 4 is provided with described fire door 5.
Five walls of furnace chamber are provided with resistance wire in the present embodiment, improve the efficiency of heating surface of heating furnace, heat treatment
Environment is excellent.
Embodiment 4
One kind is from pressure release type resistance-heated furnace, and on the basis of embodiment 3, described fire door 5 is liftable structure；Also wrap
Include two fire doors 13；Two described fire doors 13 are arranged on the outside of described fire door 5, are also liftable structure；The described He of fire door 5
Two fire doors 13 are by fire door folding power 15 and the control lifting of fire door traction gear 14.
Fire door and two fire doors further facilitate the handling of workpiece using lifting structure in the present embodiment, and two fire doors are set
Scattering and disappearing for fire door heat can be protected by putting, and prevent the extraneous contact with fire door, reduce production safety hidden danger.
Claims (10)
1. a kind of from pressure release type resistance-heated furnace, including furnace chamber, described furnace chamber include furnace roof wall (1), furnace hearth wall (8), two
Side wall, fire door (5) and stove tail wall (11), it is characterised in that：Described furnace hearth wall (8), two side walls, fire door (5) and stove
Resistance wire is provided with tail wall (11)；Refractory brick is laid outside described resistance wire；Offered at least on described furnace hearth wall (8)
One ventilating opening (2)；Closure is provided with described ventilating opening (2).
It is 2. according to claim 1 a kind of from pressure release type resistance-heated furnace, it is characterised in that：Described ventilating opening (2)
Quantity is two.
It is 3. according to claim 1 a kind of from pressure release type resistance-heated furnace, it is characterised in that：Set on described closure
There is pressure valve.
It is 4. according to claim 3 a kind of from pressure release type resistance-heated furnace, it is characterised in that：Also include chassis (7)；It is described
Chassis (7) include wheel (18)；Described furnace hearth wall (8) is fixed on described chassis (7).
It is 5. according to claim 4 a kind of from pressure release type resistance-heated furnace, it is characterised in that：Described chassis (7) afterbody
It is provided with limiter (10).
It is 6. a kind of from pressure release type resistance-heated furnace according to claim 1-5 any one, it is characterised in that：Described side
Wall includes side wall one (16) and side wall two (17)；Side wall resistance wire is provided with described side wall one (16) and side wall two (17)
(3)；Three groups of described side wall resistance wire (3) point, each group four arranges.
It is 7. a kind of from pressure release type resistance-heated furnace according to claim 1-5 any one, it is characterised in that：Described stove
Tail wall resistance wire (12) is provided with tail wall (11)；Described tail wall resistance wire (12) is divided to two groups；Each group three arranges.
It is 8. a kind of from pressure release type resistance-heated furnace according to claim 1-5 any one, it is characterised in that：Described stove
Fire door resistance wire (4) is provided with door (5)；Described fire door (5) is liftable structure.
It is 9. according to claim 8 a kind of from pressure release type resistance-heated furnace, it is characterised in that：Also include two fire doors (13)；
Described two fire doors (13) are arranged on the outside of described fire door (5), are also liftable structure.
It is 10. according to claim 9 a kind of from pressure release type resistance-heated furnace, it is characterised in that：Described fire door (5) and two
Fire door (13) is by fire door folding power (15) and fire door traction gear (14) control lifting.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017202677877 | 2017-03-20 | ||
| CN201720267787 | 2017-03-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206787299U true CN206787299U (en) | 2017-12-22 |
Family
ID=60714972
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720624177.8U Expired - Fee Related CN206787299U (en) | 2017-03-20 | 2017-06-01 | It is a kind of from pressure release type resistance-heated furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108800935A (en) * | 2018-07-18 | 2018-11-13 | 绍兴熠祥电器有限公司 | A kind of device of infrared heating |
-
2017
- 2017-06-01 CN CN201720624177.8U patent/CN206787299U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108800935A (en) * | 2018-07-18 | 2018-11-13 | 绍兴熠祥电器有限公司 | A kind of device of infrared heating |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171222 |
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| CF01 | Termination of patent right due to non-payment of annual fee |