CN208586347U - A kind of green energy conservation type well formula gas nitriding furnace - Google Patents
A kind of green energy conservation type well formula gas nitriding furnace Download PDFInfo
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- CN208586347U CN208586347U CN201820798407.7U CN201820798407U CN208586347U CN 208586347 U CN208586347 U CN 208586347U CN 201820798407 U CN201820798407 U CN 201820798407U CN 208586347 U CN208586347 U CN 208586347U
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Abstract
The utility model proposes a kind of green energy conservation type well formula gas nitriding furnace, including furnace shell, it is equipped with furnace lining in furnace shell, retort is equipped in furnace lining, ventilating duct is equipped in retort, lid sets a bell component above furnace shell；Bell component includes cover board, cover board bottom is equipped with cover lining component, cover lining component is integrally in cylindrical structure, the first grafting channel is equipped in cover lining component, the escape groove for the formation segment structure that the bottom of cover lining component is recessed upwards, blower is fixed on the cover board, the output shaft of blower passes through the first grafting channel and is connected with fan, wind deflector is equipped with below fan, wind deflector is equipped with multiple fixed hangers, it is fixed on the cover board that fixed hanger passes through cover lining component, what wind deflector extended downwardly is arranged in the top of ventilating duct, the utility model is structurally reasonable, wind effect is good, improve the using effect of nitriding furnace.
Description
Technical field
The utility model relates to a kind of nitriding furnace, in particular to a kind of green energy conservation type well formula gas nitriding furnace.
Background technique
The in-furnace temperature of existing well formula gas nitriding furnace is uneven, and furnace gas reaction is not thorough, so that workpiece nitration case is thin, shadow
Ring the wearability and service life of workpiece.Additionally, due to poorly sealed at fire door, the gas leakage in furnace is in contact with open fire,
It causes furnace gas to generate explosion, causes bell to collapse out, security risk is very big.
Patent 201410431947.8 discloses a kind of well formula nitriding furnace, including furnace shell, bell, inner furnace and wind-guiding bucket,
Inner furnace is hung up in the inside of furnace shell, and the inside of inner furnace also hangs up the wind-guiding bucket of both ends open, and wind-guiding bucket and inner furnace
Between be equipped with tripod support, inner furnace bottom is at arc surface, and inner furnace bottom and the junction of inner furnace main body are also shelved
Have a flue bottom plate, on the flue bottom plate with open up hole；The bell upper center is fixed with blower, and blower and furnace
Cooling water tank is equipped between lid, the lower end of the bell is fixed with heat-collecting box, and the blower passes through the axis and wind through heat-collecting box
Leaf is connected.
Patent 201720511346.7 discloses a kind of nitriding furnace to various steel workpiece gas nitridings.Mainly it is
The problems such as in-furnace temperature for solving existing well formula gas nitriding furnace is uneven, poorly sealed at fire door and design.It includes furnace
Shell has refractory brick at furnace shell bottom and fire door, there is furnace lining in furnace shell, has heating element outside the sealed shell of tank in burner hearth, seals
The intracorporal charging pot bottom material rack of tank expects there is air duct on frame, has bell at fire door, there is stainless steel outside the furnace lining of bell lower surface
Plate has fan on the blower output shaft at the top of bell, has wind deflector below fan, have graphite packing and silica gel outside bell
It encloses, there are also drainpipes and liquid nitrogen housing instills mouth, bell to be fixed on rocker arm on bell, and rocker arm in axle bed, fix by elevator
On furnace shell, the lead screw of elevator is contacted with rocker arm, there is spanner on rocker arm.
The bell and air duct structure of above-mentioned nitriding furnace are simple, and windproof effect is bad, influences using effect.
Summary of the invention
It is structurally reasonable, lead in response to the above problems, the present invention proposes a kind of green energy conservation type well formula gas nitriding furnace
Wind effect is good, improves the using effect of nitriding furnace.
Specific technical solution is as follows:
A kind of green energy conservation type well formula gas nitriding furnace, including furnace shell are equipped with furnace lining in furnace shell, are equipped with retort in furnace lining,
Ventilating duct is equipped in retort, lid sets a bell component above furnace shell；
Bell component includes cover board, and cover board bottom is equipped with cover lining component, and cover lining component is integrally in cylindrical structure, cover lining group
The first grafting channel, the escape groove for the formation segment structure that the bottom of cover lining component is recessed upwards are equipped in part, blower is fixed on
On cover board, the output shaft of blower passes through the first grafting channel and is connected with fan, and wind deflector is equipped with below fan, is set on wind deflector
There are multiple fixed hangers, fixed hanger passes through cover lining component and fixes on the cover board, and the setting that wind deflector extends downwardly is in ventilating duct
Top；Wind deflector includes upper wind deflector, lower wind deflector, internal air baffle and outer wind deflector, and upper wind deflector and lower wind deflector are
Cirque structure, the outer diameter of upper wind deflector are less than the outer diameter of lower wind deflector, and the internal diameter of upper wind deflector is greater than the internal diameter of lower wind deflector,
The top of wind deflector under the coaxial setting of upper wind deflector, internal air baffle be connected to wind deflector and lower wind deflector inner wall it
Between, outer wind deflector is connected between wind deflector and the outer wall of lower wind deflector, upper wind deflector, lower wind deflector, internal air baffle and outer
Wind deflector is isosceles trapezoidal structure around a circle wind guide chamber, the cross sectional shape of wind guide chamber is formed, and the inner ring of internal air baffle is ventilation
Channel, vent passages are located at the lower section of fan；
What is be recessed upwards on lower wind deflector is equipped with a circle wind guide tank, and the cross sectional shape of wind guide tank is isosceles trapezoidal structure, is led
Wind groove wall is equipped with multiple the first air-guiding holes being connected with wind guide chamber, and internal air baffle is equipped with the second air-guiding hole, outer wind deflector
It is equipped with third air-guiding hole；
The ventilating duct bottom of cylindrical structure is equipped with shield coral structure；
Protecting coral structure from top to bottom successively includes the first shield coral plate, the second shield coral plate, third shield coral plate and the 4th shield coral plate；
The first passage of circumferentially four circular configurations of laying of shape on second shield coral plate of circular configuration, first passage
Top is equipped with the first bearing protrusion of truncated cone-shaped structure, sets that there are four the first ventilations on the upper surface of the first bearing protrusion
Hole, circumferentially the second ventilation hole and a third venting hole are enclosed in the laying one of shape on the second shield coral plate, and the second ventilation hole is located at the
The outside of one bearing protrusion, third venting hole and the second shield coral plate coaxial arrangement；
The second channel of circumferentially four circular configurations of laying of shape on the third shield coral plate of circular configuration, second channel
Internal diameter is identical as the internal diameter of first passage, and the second bearing that the lower section of second channel is equipped with a truncated cone-shaped structure is raised, and second
It supports and is set on the upper surface of protrusion there are four the 4th ventilation hole, second protects the 5th ventilation hole of circle of laying one of circumferentially shape on coral plate
With the 6th ventilation hole, the 5th ventilation hole is located at the outside of the second bearing protrusion, and the 6th ventilation hole and third shield coral plate are coaxial
Setting；
The height of second bearing protrusion is greater than the height of the first bearing protrusion.
Further, on the inner wall of upper wind deflector vertically upward be equipped with one circle wind deflector.
Further, cover lining component includes liner layer and jacket layer, jacket layer with a thickness of 0.5-2cm；Liner layer includes
Upper lining, low liner layer and rest pad, rest pad include the first rest pad of cirque structure, and the cross sectional shape of the first rest pad is
Circular configuration, the outside of the first rest pad are equipped with second rest pad of circle, and the cross sectional shape of the second rest pad is rectangular configuration, the
The inside of one rest pad is equipped with a circle third rest pad, the rectangular cross-section structure of third rest pad, the outside of third rest pad
Equipped with the 4th rest pad of circle, the cross sectional shape of the 4th rest pad is outer small interior big isosceles trapezoidal structure；Upper lining and lower lining
Layer is pressed on rest pad from upper and lower two sides respectively, wherein the inner wall of the 4th rest pad extends to and upper lining and low liner layer
Inner wall is flush；
Second rest pad and third rest pad are equipped with multiple grafting convex blocks, and grafting convex block and setting are in upper lining and lower lining
Grafting groove interference fit on layer.
Further, the first rest pad, the second rest pad, third rest pad, the 4th rest pad and grafting convex block are integrated
Molding structure.
Further, the first shield coral plate, the second shield coral plate, third shield coral plate and the 4th shield coral plate are fixed by screw respectively
On the inner wall of ventilating duct or be adhesively fixed on ventilating duct inner wall on.
Further, first shield coral plate and second shield coral plate between, second shield coral plate and third shield coral plate between, third protect
One layer of web plate is respectively equipped between coral plate and the 4th shield coral plate.
Further, the first shield coral plate and the 4th shield coral plate include the plate body of circular configuration, on plate body from inside to outside according to
It is secondary coaxial to be equipped with a first coral hole of circle, a second coral hole of circle and a circle third coral hole.
Further, the first shield coral plate and the 4th shield coral plate include upper shield coral plate and lower shield coral plate, and upper shield coral plate is under
What shield coral plate was parallel to each other is fixed in fixed frame, and matrix form is equipped with multiple third channels, lower shield coral plate on upper shield coral plate
It is upper corresponding with third channel equipped with fourth lane, it is connected between third channel and fourth lane by guide duct；
First shield coral plate on also in matrix form be equipped with multiple Five-channels, second shield coral plate on it is corresponding with Five-channel
Be equipped with the 6th channel, Five-channel be up-small and down-big truncated cone-shaped structure, the 6th channel be cylindrical structure, the 6th channel
Internal diameter is identical as the internal diameter of Five-channel bottom.
Further, the first shield coral plate, the second shield coral plate, third protect the thickness of coral plate, the 4th shield coral plate and web plate not
More than 2cm.
The utility model has the following beneficial effects:
When the utility model is used, first liner layer spicing forming type is placed in jacket layer, then jacket layer is welded and fixed
On the cover board, cover board is pressed on furnace body, and cover lining component is plug-type to be arranged in furnace body, and the setting that wind deflector extends downwardly exists
The top of ventilating duct；
The structure setting of cover lining component further improves the heat-insulating and sealing performance of furnace lining；
Wind deflector is used to stop the wind of reflux, and wind enters in wind guide chamber from the first air-guiding hole, then the second air-guiding hole of channel with
The outflow of third air-guiding hole, reenters in furnace body downwards using the effect of fan；
In conclusion the utility model is structurally reasonable, wind effect is good, the using effect of nitriding furnace is improved.
Detailed description of the invention
Fig. 1 is the utility model section view.
Fig. 2 is bell assemble cross-section.
Fig. 3 Fig. 2A magnified partial view.
Fig. 4 liner layer cross-sectional view.
Fig. 5 this ventilating duct cross-sectional view.
Fig. 6 second protects coral plate top view/third and protects coral plate bottom view.
Fig. 7 mesh-plate structure figure.
First shield coral plate cross-sectional view in Fig. 8 embodiment one.
First shield coral plate cross-sectional view in Fig. 9 embodiment two.
Appended drawing reference
Furnace shell 1, furnace lining 2, retort 3, ventilating duct 4, bell component 5, first protect coral plate 42, second and protect coral plate 43, third shield
Coral plate 44, the 4th shield coral plate 45, first support raised 46, first ventilation hole 47, the second ventilation hole 48, third venting hole 49, the
Two support raised 410, the 4th ventilation holes 411, the 5th ventilation hole 412, the 6th ventilation hole 413, web plate 414, the first coral hole 415,
Second coral hole 416, third coral hole 417, upper shield coral plate 418, lower shield coral plate 419, third channel 420, guide duct the 421, the 5th are logical
Road 422, the 6th channel 423, fourth lane 424, cover board 51, cover lining component 52, the first grafting channel 53, escape groove 54, blower
55, fan 56, wind deflector 57, fixed hanger 58, upper wind deflector 59, lower wind deflector 510, internal air baffle 511, outer wind deflector 512,
Wind guide chamber 513, vent passages 514, wind guide tank 515, the first air-guiding hole 516, the second air-guiding hole 517, third air-guiding hole 518, gear
Aerofoil 519, liner layer 520, jacket layer 521, upper lining 522, low liner layer 523, the first rest pad 524, the second rest pad 525,
Third rest pad 526, the 4th rest pad 527, grafting convex block 528.
Specific embodiment
It is clear to be more clear the technical solution of the utility model, the utility model is carried out into one with reference to the accompanying drawing
Step description, the technical characteristic of any pair of technical solutions of the utility model carry out the scheme that equivalencing is obtained with conventional reasoning and fall
Enter scope of protection of the utility model.
Embodiment one
A kind of green energy conservation type well formula gas nitriding furnace as shown in the figure, including furnace shell 1, are equipped with furnace lining 2 in furnace shell, in furnace lining
Equipped with retort 3, ventilating duct 4 is equipped in retort, lid sets a bell component 5 above furnace shell；
Bell component includes cover board 51, and cover board bottom is equipped with cover lining component 52, and cover lining component is integrally in cylindrical structure, lid
It serves as a contrast and is equipped with the first grafting channel 53 in component, the escape groove 54 for the formation segment structure that the bottom of cover lining component is recessed upwards, wind
Machine 55 is fixed on the cover board, and the output shaft of blower passes through the first grafting channel and is connected with fan 56, and wind-guiding is equipped with below fan
Plate 57, wind deflector are equipped with multiple fixed hangers 58, and it is fixed on the cover board that fixed hanger passes through cover lining component, and wind deflector is to downward
That stretches is arranged in the top of ventilating duct；Wind deflector includes upper wind deflector 59, lower wind deflector 510, internal air baffle 511 and outer wind deflector
512, upper wind deflector and lower wind deflector are cirque structure, and the outer diameter of upper wind deflector is less than the outer diameter of lower wind deflector, upper wind-guiding
The internal diameter of plate is greater than the internal diameter of lower wind deflector, and the top of wind deflector, internal air baffle are connected under the coaxial setting of upper wind deflector
Between upper wind deflector and the inner wall of lower wind deflector, outer wind deflector is connected between wind deflector and the outer wall of lower wind deflector, is above led
Aerofoil, lower wind deflector, internal air baffle and outer wind deflector are isosceles around a circle wind guide chamber 513, the cross sectional shape of wind guide chamber is formed
The inner ring of trapezium structure, internal air baffle is vent passages 514, and vent passages are located at the lower section of fan；
What is be recessed upwards on lower wind deflector is equipped with a circle wind guide tank 515, and the cross sectional shape of wind guide tank is isosceles trapezoidal structure,
Wind-guiding cell wall is equipped with multiple the first air-guiding holes 516 being connected with wind guide chamber, and internal air baffle is equipped with the second air-guiding hole 517,
Outer wind deflector is equipped with third air-guiding hole 518, on the inner wall of upper wind deflector vertically upward be equipped with a circle wind deflector 519；
Cover lining component includes liner layer 520 and jacket layer 521, jacket layer with a thickness of 0.5-2cm；Liner layer includes upper lining
Layer 522, low liner layer 523 and rest pad, rest pad include the first rest pad 524 of cirque structure, the section of the first rest pad
Shape is circular configuration, and the outside of the first rest pad is equipped with second rest pad 525 of circle, and the cross sectional shape of the second rest pad is square
Shape structure, the inside of the first rest pad are equipped with a circle third rest pad 526, the rectangular cross-section structure of third rest pad, third
The outside of rest pad is equipped with the 4th rest pad 527 of circle, and the cross sectional shape of the 4th rest pad is outer small interior big isosceles trapezoid knot
Structure；Upper lining and low liner layer are pressed on rest pad from upper and lower two sides respectively, wherein the inner wall of the 4th rest pad extend to it is upper
The inner wall of lining and low liner layer is flush；
Second rest pad and third rest pad be equipped with multiple grafting convex blocks 528, grafting convex block and setting in upper lining and
Grafting groove interference fit on low liner layer, the first rest pad, the second rest pad, third rest pad, the 4th rest pad and grafting
Convex block is an integral molding structure.
The ventilating duct bottom of cylindrical structure is equipped with shield coral structure；
Protecting coral structure from top to bottom successively includes that the first shield coral plate 42, second protects coral plate 43, third protects coral plate 44 and the 4th
Protect coral plate 45；
The first passage of circumferentially four circular configurations of laying of shape on second shield coral plate of circular configuration, first passage
Top is equipped with the first bearing protrusion 46 of truncated cone-shaped structure, sets that there are four the first ventilations on the upper surface of the first bearing protrusion
Hole 47, second protects the second ventilation hole 48 of circle of laying one of circumferentially shape on coral plate and a third venting hole 49, the second ventilation hole
Positioned at the outside of the first bearing protrusion, third venting hole and the second shield coral plate coaxial arrangement；
The second channel of circumferentially four circular configurations of laying of shape on the third shield coral plate of circular configuration, second channel
Internal diameter is identical as the internal diameter of first passage, and the lower section of second channel is equipped with the second bearing protrusion 410 of a truncated cone-shaped structure, the
It is set on the upper surface of two bearing protrusions there are four the 4th ventilation hole 411, second protects the circle of laying one the 5th of circumferentially shape on coral plate
Ventilation hole 412 and the 6th ventilation hole 413, the 5th ventilation hole are located at the outside of the second bearing protrusion, the 6th ventilation hole and the
Three shield coral plate coaxial arrangements；
The height of second bearing protrusion is greater than the height of the first bearing protrusion.
Further, the first shield coral plate, the second shield coral plate, third shield coral plate and the 4th shield coral plate are fixed by screw respectively
On the inner wall of ventilating duct or be adhesively fixed on ventilating duct inner wall on.
Further, first shield coral plate and second shield coral plate between, second shield coral plate and third shield coral plate between, third protect
One layer of web plate 414 is respectively equipped between coral plate and the 4th shield coral plate.
Further, the first shield coral plate and the 4th shield coral plate include the plate body of circular configuration, on plate body from inside to outside according to
Third coral hole 417 is enclosed in secondary coaxial the first coral hole 415, one of the circle second coral hole of circle 416 and one that is equipped with.
Further, the first shield coral plate, the second shield coral plate, third protect the thickness of coral plate, the 4th shield coral plate and web plate not
More than 2cm.
Embodiment two
With a kind of green energy conservation type well formula gas nitriding furnace described in embodiment one, the difference is that,
First shield coral plate and the 4th shield coral plate include upper shield coral plate 418 and lower shield coral plate 419, upper shield coral plate and lower shield coral
What plate was parallel to each other is fixed in fixed frame, and matrix form is equipped with multiple third channels 420 on upper shield coral plate, on lower shield coral plate
It is corresponding with third channel to be equipped with fourth lane 24, it is connected between third channel and fourth lane by guide duct 421；
First shield coral plate on also in matrix form be equipped with multiple Five-channels 422, second shield coral plate on Five-channel phase
Corresponding to be equipped with the 6th channel 423, Five-channel is up-small and down-big truncated cone-shaped structure, and the 6th channel is cylindrical structure, the
The internal diameter in six channels is identical as the internal diameter of Five-channel bottom；
First shield coral plate and the 4th shield coral plate mirror settings.
Claims (4)
1. a kind of green energy conservation type well formula gas nitriding furnace, it is characterized in that, including furnace shell is equipped with furnace lining in furnace shell, sets in furnace lining
There is retort, ventilating duct is equipped in retort, lid sets a bell component above furnace shell；
Bell component includes cover board, and cover board bottom is equipped with cover lining component, and cover lining component is integrally in cylindrical structure, in cover lining component
Equipped with the first grafting channel, the escape groove for the formation segment structure that the bottom of cover lining component is recessed upwards, blower is fixed on cover board
On, the output shaft of blower passes through the first grafting channel and is connected with fan, and wind deflector is equipped with below fan, and wind deflector is equipped with more
A fixed hanger, fixed hanger pass through cover lining component and fix on the cover board, and what wind deflector extended downwardly is arranged in the upper of ventilating duct
Side；Wind deflector includes upper wind deflector, lower wind deflector, internal air baffle and outer wind deflector, and upper wind deflector and lower wind deflector are annulus
Shape structure, the outer diameter of upper wind deflector are less than the outer diameter of lower wind deflector, and the internal diameter of upper wind deflector is greater than the internal diameter of lower wind deflector, above leads
The top of wind deflector, internal air baffle are connected between wind deflector and the inner wall of lower wind deflector under the coaxial setting of aerofoil, outside
Wind deflector is connected between wind deflector and the outer wall of lower wind deflector, upper wind deflector, lower wind deflector, internal air baffle and outer wind deflector
Wind guide chamber is enclosed around formation one, the cross sectional shape of wind guide chamber is isosceles trapezoidal structure, and the inner ring of internal air baffle is vent passages, is led to
Wind channel is located at the lower section of fan；
What is be recessed upwards on lower wind deflector is equipped with a circle wind guide tank, and the cross sectional shape of wind guide tank is isosceles trapezoidal structure, wind guide tank
Wall is equipped with multiple the first air-guiding holes being connected with wind guide chamber, and internal air baffle is equipped with the second air-guiding hole, sets on outer wind deflector
There is third air-guiding hole；
The ventilating duct bottom of cylindrical structure is equipped with shield coral structure；
Protecting coral structure from top to bottom successively includes the first shield coral plate, the second shield coral plate, third shield coral plate and the 4th shield coral plate；
The first passage of circumferentially four circular configurations of laying of shape, the top of first passage on second shield coral plate of circular configuration
The first bearing protrusion equipped with a truncated cone-shaped structure, the first bearing are set on raised upper surface there are four the first ventilation hole, the
Circumferentially the second ventilation hole and a third venting hole are enclosed in the laying one of shape on two shield coral plates, and the second ventilation hole is located at the first bearing
The outside of protrusion, third venting hole and the second shield coral plate coaxial arrangement；
The second channel of circumferentially four circular configurations of laying of shape, the internal diameter of second channel on the third shield coral plate of circular configuration
Identical as the internal diameter of first passage, the lower section of second channel is equipped with the second bearing protrusion of a truncated cone-shaped structure, the second bearing
It is set on the upper surface of protrusion there are four the 4th ventilation hole, second protects circle the 5th ventilation hole and one of laying one of circumferentially shape on coral plate
A 6th ventilation hole, the 5th ventilation hole are located at the outside of the second bearing protrusion, the 6th ventilation hole and third shield coral plate coaxial arrangement；
The height of second bearing protrusion is greater than the height of the first bearing protrusion.
2. a kind of green energy conservation type well formula gas nitriding furnace as described in claim 1, it is characterized in that, on the inner wall of upper wind deflector
Vertically upward be equipped with one circle wind deflector.
3. a kind of green energy conservation type well formula gas nitriding furnace as described in claim 1, it is characterized in that, the first shield coral plate, second
Shield coral plate, third shield coral plate and the 4th shield coral plate are fixed by screw on the inner wall of ventilating duct respectively or are adhesively fixed on and lead
On the inner wall of air duct.
4. a kind of green energy conservation type well formula gas nitriding furnace as described in claim 1, it is characterized in that, the first shield coral plate and second
One layer is respectively equipped between shield coral plate, between the second shield coral plate and third shield coral plate, between third shield coral plate and the 4th shield coral plate
Web plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820798407.7U CN208586347U (en) | 2018-05-28 | 2018-05-28 | A kind of green energy conservation type well formula gas nitriding furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820798407.7U CN208586347U (en) | 2018-05-28 | 2018-05-28 | A kind of green energy conservation type well formula gas nitriding furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208586347U true CN208586347U (en) | 2019-03-08 |
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ID=65534180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820798407.7U Active CN208586347U (en) | 2018-05-28 | 2018-05-28 | A kind of green energy conservation type well formula gas nitriding furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208586347U (en) |
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2018
- 2018-05-28 CN CN201820798407.7U patent/CN208586347U/en active Active
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