CN201068468Y - Molecular resonance chemical heat treatment furnace - Google Patents
Molecular resonance chemical heat treatment furnace Download PDFInfo
- Publication number
- CN201068468Y CN201068468Y CNU2007200552784U CN200720055278U CN201068468Y CN 201068468 Y CN201068468 Y CN 201068468Y CN U2007200552784 U CNU2007200552784 U CN U2007200552784U CN 200720055278 U CN200720055278 U CN 200720055278U CN 201068468 Y CN201068468 Y CN 201068468Y
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- furnace
- heat treatment
- chemical heat
- molecular resonance
- jar
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Abstract
The utility model provides a molecular resonance chemical heat treatment furnace, which belongs to the chemical heat treatment technical field. The molecular resonance chemical heat treatment furnace of the utility model mainly comprises a penetrating agent providing device, a furnace cover, a load carrying ring, a molecular resonance heating device, a penetrating tank, a guarding fence, an aluminum silicate fiber insulating layer, a furnace casing and a thermocouple. The molecular resonance heating device is arranged in the chemical heat treatment penetrating tank, and the aluminum silicate fiber is filled outside the penetrating tank as the insulating layer. The molecular resonance heating device is used as the heating component of the chemical heat treatment furnace, and the furnace structure is changed. Compared with the traditional furnace with the same size furnace chamber, the molecular resonance chemical heat treatment furnace of the utility model has the advantages that the energy consumption is little, the electricity conservation is much, the temperature rising speed is quick, and the device weight is light.
Description
Technical field
The utility model relates to the thermo-chemical treatment field, relates in particular to the chemical heat treatment furnace technical field.
Background technology
Place the active media of certain temperature to be incubated the metal or alloy workpiece, make one or more elements infiltrate the surface of workpiece, thereby change chemical ingredients, tissue and the performance of upper layer.This thermal treatment process is called thermo-chemical treatment.In order to realize this technology, therefore need the required equipment-chemical heat treatment furnace of this technology, ooze stove, carbon-nitrogen altogether as gas nitriding furnace, nitrogen-carbon and ooze stove, cementing furnace, metal leakage furnace etc. altogether.But and the most multi-use of this class stove.So far, domestic and international used chemical heat treatment furnace is mainly by oozing jar, heating component (nichrome wire), body of heater formations such as (comprising furnace shell, thermal insulation layer, fire brick layer).The main drawback of this traditional chemical heat treatment furnace is that energy consumption is big, is 700 ℃ as the stove top temperature, and the stove hall is of a size of the stove of φ 950 * 1220mm, and power demand is about 75KW.Another shortcoming is that heat-up rate is slow, and as above-mentioned 75KW nitriding furnace, empty stove heats up will reach the minimum need of nitriding temperature (550 ℃) 3 hours.Stove is heavy, about 5 tons as this stove, in today of energy scarcity, needs save energy greatly.Have the shortcoming that power consumption is big, heat-up rate is slow and stove is heavy for overcoming current chemical heat treatment furnace, the utility model provides a kind of molecule resonance chemical heat treatment furnace.
The utility model content
The purpose of this utility model is to overcome that the existing power consumption of existing chemical heat treatment furnace is big, heat-up rate is slow and the heavier shortcoming of equipment, provide a kind of efficient, economize on electricity can, lightweight molecule resonance chemical heat treatment furnace.
The purpose of this utility model is achieved through the following technical solutions: this molecular resonance chemical heat treatment furnace comprises furnace shell, thermal insulation layer, oozes jar (flue), protects Gate, carrier bar (platform), molecular resonance well heater, penetration enhancer generator (instillator or ventpipe), thermopair, bell etc., described penetration enhancer generator one end is positioned at and oozes jar, the other end is positioned at the bell top, and described thermopair passes furnace shell and thermal insulation layer and extend into and oozes a jar place.Described furnace shell is provided with the furnace shell pillar outward; Described molecular resonance well heater places and oozes in the jar, in order to prevent workpiece collision well heater, in its peripheral hardware protection Gate.Describedly ooze the filling of jar external application silicon acid Aluminum fiber and make thermal insulation layer.Described molecule resonance chemical heat treatment furnace is provided with the carrier bar of the weight of bearing science and engineering part of living between the top of described furnace shell and the bell below, described carrier bar is by each furnace shell shore supports of furnace shell.
Described molecular resonance well heater comprises nichrome wire, a ripple body, saturating ripple body.There is the high-temperature insulation film on the nichrome wire surface, coiled screwed pipe shape or petal, and nichrome wire places sends out the ripple body.Described ripple body comprises milky white silica tube or scribbles the insulation tube of sending out wave material.Send out the external cover of ripple with saturating ripple body.Described ripple body is a transparent quartz tube.This molecular resonance well heater places and oozes in the jar, for preventing that handling workpiece collides it, in its peripheral hardware protection Gate.For making stove insulation and alleviating stove weight, outside oozing jar, fill up silicon acid Aluminum fiber and make thermal insulation layer, workpiece connects to come load-bearing (if horizontal chamber oven, then with the furnace bottom load-bearing) by carrier bar and shell pillar.During thermo-chemical treatment,, then splash into by instillator if make penetration enhancer with the organic liquid decomposition.If make penetration enhancer, then feed with pipe with gas.If make penetration enhancer, then, place again and ooze jar in addition with oozing case with solid.Furnace connects with housing by thermopair carries out thermometric and control.
From Fig. 2 as seen, the heating component of molecule resonance chemical heat treatment furnace is a molecular resonance well heater 4.This well heater places and oozes in the jar 5, with radiation and conductive form heating furnace gas and workpiece.Well heater peripheral hardware protection Gate 6 is in case workpiece collision well heater.Oozing jar 5 usefulness high temperature steel (looking the use temperature height, available stainless steel or carbon steel or low alloy steel) makes.Ooze outside the jar, make thermal insulation layer with aluminum silicate fiber 7 fillings.Workpiece is with the carrier bar load-bearing, and this carrier bar is by the furnace shell shore supports.This molecule resonance chemical heat treatment furnace has following advantage: (1) economize on electricity significantly.Traditional as described above nitriding furnace, maximum operation (service) temperature are 700 ℃, and the burner hearth effective dimensions is φ 950 * 1220mm, and stove power is 75KW.And molecular resonance nitriding furnace of the present utility model is 24KW, is 1/3 of traditional stove, i.e. economize on electricity reaches 70%; (2) heat-up rate is fast.As the stove of above-mentioned φ 950 * 1220mm, 75KW, empty stove heats up and reaches 550 ℃ of need 3 hours.And size of burner hearth of the present utility model is the stove of φ 992 * 1270mm, 24KW, and empty stove is warmed up to 550 ℃, only needs 20 minutes.φ 200 * 250mm, the traditional stove of 5KW is warmed up to 650 ℃, needs 1.5 hours, and φ 200 * 250mm of the present utility model, the molecule resonance chemical heat treatment furnace of 1.5KW only needs 15 minutes; (3) simple in structure, low cost of manufacture; Reaction when (4) radiation wave is to thermo-chemical treatment plays booster action, quickens infiltration layer and forms speed; (5) equipment is light, and the legacy equipment of φ 950 * 1220mm, 75KW is 5500Kg as described above, and φ 992 * 1270mm of the present utility model, 24KW equipment have only 650Kg.
Description of drawings
Fig. 1 is a traditional chemical heat treatment furnace structural representation.Wherein, 1 motor; 2 penetration enhancer generators; 3 bells; 4 ooze jar; 5 heating members; 6 refractory brick; 7 thermal insulation layers; 8 furnace shells; 9 thermopairs; 10 venting holes.
Fig. 2 is the structural representation of molecule resonance chemical heat treatment furnace of the present utility model.Wherein, 1 penetration enhancer generator; 2 bells; 3 carrier bars; 4 molecular resonance well heaters; 5 ooze jar; 6 guard booms; 7 aluminum silicate fibers; 8 furnace shells; 9 thermopairs.
Fig. 3 is a molecular resonance gas nitriding furnace structural representation.Wherein, 1 bell; 2 thermocouple holes; 3 cooling nozzles; 4 molecular resonance well heaters; 5 ooze jar; 6 protection Gate; 7 furnace shells; 8 furnace shell pillars; 9 bottom bricks; 10 stove pin; 11 ammonia imports; 12 thermal insulation layers; 13 exhaust gas inlet; 14 securing band; 15 pressure rings; 16 carrier bars; 17 bell buttons; 18 sealing-ring stoves.
Embodiment
Fig. 3 is the molecular resonance gas nitriding furnace structure iron of the utility model embodiment.Below in conjunction with this figure the utility model embodiment is elaborated.From Fig. 3 as seen, 1 is bell, which is provided with thermocouple hole, for inserting thermocouple temperature measurement and temperature control.3 is cooling nozzle, and it by this mouth of a river, feeds water coolant below the sealing-ring 18 that contacts with bell and between above the carrier bar 16, so that the sealing effectiveness of the sealing-ring 18 that protection contacts with bell.4 is the molecular resonance well heater, places to ooze in the jar 5, with radiation and conduction pattern direct heating furnace gas and workpiece.6 is guard boom, is positioned at outside the molecular resonance well heater 4, and the protection well heater is avoided the workpiece bump.7 is furnace shell, and its outer furnace shell pillar 8 that is provided with is to strengthen furnace shell intensity and support bearing ring 16, so that bear the weight of workpiece.10 is the stove pin, is convenient to moving of stove.The 11 ammonia imports of using for nitriding, it is positioned at the furnace bottom place, from then on mouthful feeds ammonia, and ammonia decomposes in oozing jar, produces activated nitrogen atom, infiltrates workpiece formation nitride layer.Ooze jar 5 and be filled with thermal insulation layer 12 outward, thermal insulation layer is made with Gui Suan Aluminum fiber, and light weight, good heat insulating significantly reduce calorific loss and stove weight.13 for oozing a jar interior outlet port.14 is securing band, and it act as and guarantees that molecular resonance well heater transmission of electricity joint is isolated from the outside, in case Danger Electric shock risk.15 is pressure ring, is positioned at the thermal insulation layer top, and it act as and compresses Gui Suan Aluminum fiber insulation layer.16 is carrier bar, bears workpiece weight.17 is the bell button, act as the fastening bell, compresses sealing-ring 18, leaks gas with the antiseepage jar.
As mentioned above, just can implement the utility model preferably.
Claims (1)
1. molecule resonance chemical heat treatment furnace, comprise: penetration enhancer generator, bell, heating component, ooze jar, thermal insulation layer, furnace shell and thermopair, described penetration enhancer generator one end is positioned at and oozes jar, the other end is positioned at the bell top, described thermopair passes furnace shell and thermal insulation layer and extend into and oozes a jar place, it is characterized in that described heating component is the molecular resonance well heater;
Described furnace shell is provided with the furnace shell pillar outward;
Be provided with the carrier bar of the weight of bearing science and engineering part of living between the top of described furnace shell and the bell below, described carrier bar is by each furnace shell shore supports;
Described molecular resonance well heater places and oozes in the jar, and the molecular resonance well heater is provided with guard boom outward;
The described thermal insulation layer that oozes the filling of the useful Gui Suan of jar peripheral hardware Aluminum fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200552784U CN201068468Y (en) | 2007-08-08 | 2007-08-08 | Molecular resonance chemical heat treatment furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200552784U CN201068468Y (en) | 2007-08-08 | 2007-08-08 | Molecular resonance chemical heat treatment furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201068468Y true CN201068468Y (en) | 2008-06-04 |
Family
ID=39489845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200552784U Expired - Lifetime CN201068468Y (en) | 2007-08-08 | 2007-08-08 | Molecular resonance chemical heat treatment furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201068468Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102766839A (en) * | 2012-06-29 | 2012-11-07 | 上海市机械制造工艺研究所有限公司 | Low-temperature pack boronizing steel part surface-strengthening treatment device and method |
| CN105805792A (en) * | 2014-12-29 | 2016-07-27 | 珠海格力电器股份有限公司 | Molecular resonance furnace |
| CN107557727A (en) * | 2016-06-30 | 2018-01-09 | 湖北凯昌光电科技有限公司 | A kind of new high-temperature carburizing equipment |
-
2007
- 2007-08-08 CN CNU2007200552784U patent/CN201068468Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102766839A (en) * | 2012-06-29 | 2012-11-07 | 上海市机械制造工艺研究所有限公司 | Low-temperature pack boronizing steel part surface-strengthening treatment device and method |
| CN102766839B (en) * | 2012-06-29 | 2018-06-15 | 上海市机械制造工艺研究所有限公司 | Steel part low-temperature solid boronising surface Hardening Treatment device and method |
| CN105805792A (en) * | 2014-12-29 | 2016-07-27 | 珠海格力电器股份有限公司 | Molecular resonance furnace |
| CN107557727A (en) * | 2016-06-30 | 2018-01-09 | 湖北凯昌光电科技有限公司 | A kind of new high-temperature carburizing equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20070808 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |