CN205387583U - Cast chain slat type quenching furnace - Google Patents
Cast chain slat type quenching furnace Download PDFInfo
- Publication number
- CN205387583U CN205387583U CN201521073659.6U CN201521073659U CN205387583U CN 205387583 U CN205387583 U CN 205387583U CN 201521073659 U CN201521073659 U CN 201521073659U CN 205387583 U CN205387583 U CN 205387583U
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- Prior art keywords
- heater
- furnace
- gas fired
- fired radiant
- chain
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Abstract
The utility model discloses a cast chain slat type quenching furnace, including the furnace body, set up at the inside conveying link joint of furnace body and set up at the furnace body both ends, supply the preceding furnace gate and back furnace gate of work piece business turn over. Wherein, the conveying link joint specifically includes drive roll, driven roll, extend to before furnace gate and back furnace gate vertical track and be used for placing the chain strip of work piece, chain strip cover is established on drive roll and driven roll, through win in succession the member with vertical track sliding connection under the drive of drive roll, marchs along the track, being provided with 28 gas fired radiant tubes in the furnace body, forming heating area, to the warm area, the heating region of four differences is distinguished to first and second samming, gas fired radiant tubes's exhaust outlet and the flue gas path connection of setting in the furnace body, the flue gas passageway extends to a heating area's furnace body part, the terminal coil pipe heat transfer structure that forms.
Description
Technical field
This utility model relates to chain-plate type reheat furnace system field, particularly relates to a kind of casting chain-plate type glowing furnace.
Background technology
Chain-plate type continuous furnace all has application widely in industrial every field, for instance modified, the quenching of various parts etc. operate.
In existing chain-plate type continuous furnace, in order to realize the control for furnace atmosphere, it is common to use radiation heating tube realizes the lifting of temperature in burner hearth, it is to avoid the impact that the flue gas that burning produces causes.
As it is shown in figure 1, be a kind of typical gas-fired radiation tubular construction in prior art.As shown in Figure 1, this gas-fired radiation tubular construction adopts internally fired mode, employing be the mode of radiation heating to promote furnace temperature, the high-temperature flue gas that quite a few heat is all generated is taken away.Higher particularly in furnace temperature, when with radial canal temperature close, its thermal efficiency is comparatively low, is unfavorable for reducing energy consumption.
More existing energy consumptions adopting the heating furnace of electrical heating radial canal to reduce heating furnace, but it is higher to adopt electrically heated mode to require in temperature control, it is not easy to realize the adjustment of furnace body temperature, in the response time adjusted, all not as good as gas fired radiant tubes in degree of accuracy.
Therefore, prior art need development.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art part, the purpose of this utility model is in that to provide a kind of casting chain-plate type glowing furnace, it is intended to solve the glowing furnace thermal efficiency in prior art relatively low, the problem that energy consumption is high.
In order to achieve the above object, this utility model takes techniques below scheme:
A kind of casting chain-plate type glowing furnace, including body of heater, it is arranged on the transmission carrier bar of furnace interior and is arranged on body of heater two ends, front fire door and rear fire door for workpiece turnover, wherein, described transmission carrier bar specifically includes drive roll, driven roll, extends to the long rails of front fire door and rear fire door and for placing the chain band of workpiece；
Described chain band is set on drive roll and driven roll, and by winning in succession, component is slidably connected with described long rails, under the drive of drive roll, advances along track；
It is provided with 28 gas fired radiant tubeses in described body of heater, forms heating zone, to warm area, four different heating regions of first and second uniform temperature zone；
The top of heating zone arranges 1 gas fired radiant tubes；7 gas fired radiant tubeses are set in warm area, are uniformly arranged along body of heater both sides；First and second uniform temperature zone is respectively provided with 10 gas fired radiant tubeses, in net distribution；
The waste gas outlet of described gas fired radiant tubes is connected with the exhaust gases passes being arranged in body of heater；Described exhaust gases passes extends to the oven body part of the first heating zone, and end forms coil pipe heat transfer structure.
Described casting chain-plate type glowing furnace, wherein, described gas fired radiant tubes is 0Cr25Ni20 steel pipe, and maximum combustion power is 36KW.
Described casting chain-plate type glowing furnace, wherein, described gas fired radiant tubes is provided with pulse valve, with predetermined pulse frequency release combustion gas.
Described casting chain-plate type glowing furnace, wherein, the top of described body of heater is Whole fiber layer, and the bottom of body of heater is resistant to elevated temperatures carburizing brick layer；
The bottom of body of heater is provided with the track bearing of fixing described track.
Described casting chain-plate type glowing furnace, wherein, the sidewall of described body of heater includes carburizing brick layer, furnace wall and the Whole fiber layer being arranged between furnace wall and carburizing brick layer.
Beneficial effect: the one casting chain-plate type glowing furnace that this utility model provides, by heating furnace being divided into the mode of the thermal treatment zone of multiple different temperatures, carry out the recuperation of heat of the high-temperature flue gas that gas fired radiant tubes produces, the workpiece temperature that a part of heat is used for the initial stage promotes operation, thus effectively raising the thermal efficiency of integral quenching stove, reduce combustion gas energy consumption.
It addition, arrange the gas fired radiant tubes of suitable quantity and position, form comparatively uniform temperature field, it is to avoid workpiece different parts is heated the situation of inequality or hot-spot, also allows for, to the regulation and control of temperature in burner hearth, having a good application prospect.
Accompanying drawing explanation
Fig. 1 is the gas fired radiant tubes structural representation of prior art.
Fig. 2 is the structural representation of the casting chain-plate type glowing furnace of this utility model specific embodiment.
Fig. 3 is the side view transmitting carrier bar of the casting chain-plate type glowing furnace of this utility model specific embodiment.
Fig. 4 is the phantom of the body of heater of the casting chain-plate type glowing furnace of this utility model specific embodiment.
Fig. 5 is the cross sectional representation of the casting chain-plate type glowing furnace of this utility model specific embodiment.
Detailed description of the invention
This utility model provides one casting chain-plate type glowing furnace.For making the purpose of this utility model, technical scheme and effect clearly, clearly, developing simultaneously referring to accompanying drawing, the present invention is described in more detail for embodiment.Should be appreciated that specific embodiment described herein is only in order to explain this utility model, be not used to limit this utility model.
As in figure 2 it is shown, be the one casting chain-plate type glowing furnace of this utility model specific embodiment.Described casting chain-plate type glowing furnace includes: body of heater 100, is arranged on the transmission carrier bar 200 of furnace interior and is arranged on body of heater two ends, for front fire door 110 and the rear fire door 120 of workpiece turnover.
Wherein, described transmission carrier bar 200 specifically includes drive roll 210, driven roll 220, extends to the long rails 230 of front fire door and rear fire door and for placing the chain band 240 of workpiece.
As depicted in figs. 3 and 5, described chain band 240 is set on drive roll 210 and driven roll 220, and by winning in succession, component 241 is slidably connected with described long rails 240.In actual use, power set drive drive roll 210 and drive chain band 240 to advance along track by described drive roll 210.
Said structure is arranged on the workpiece conveyor forming a chain-plate type in glowing furnace, is entered by workpiece fire door in the past, from rear fire door exports after completing heat treatment in body of heater.
As in figure 2 it is shown, be provided with 28 in described body of heater 100, for providing the gas fired radiant tubes 130 of heat for body of heater.Heating zone is specifically formed in whole body of heater, to warm area, four different heating regions of first and second uniform temperature zone.Concrete, can by the separation at thermal baffle interval or the heating region that is achieved by other suitable modes between different heating regions.
Wherein, the top of heating zone arranges 1 gas fired radiant tubes；7 gas fired radiant tubeses are set in warm area, are uniformly arranged along body of heater both sides；First and second uniform temperature zone is respectively provided with 10 gas fired radiant tubeses, distributes as net shape.Said structure is arranged, it is contemplated that the temperature in different heating region needs, and is respectively provided with appropriate number of gas fired radiant tubes and adopts suitable structure to arrange, thus well achieving the allotment of stove intimate heat.
The radiant heating pattern of above-mentioned employing gas fired radiant tubes, it is possible to the well atmosphere in holding furnace body, it is to avoid the impact of flue gas, better realizes the control for atmosphere.Concrete, described gas fired radiant tubes specifically can adopt the gas fired radiant tubes of any suitable construction, for instance straight pipe type, bushing type, U-tube formula etc..
As shown in Figure 4, the waste gas outlet of described gas fired radiant tubes 130 is connected with the exhaust gases passes 140 being arranged in body of heater；Described exhaust gases passes 140 extends to the oven body part of the first heating zone, and end forms coil pipe heat transfer structure.
It it is that body of heater heats up owing to body of heater both sides are provided with described coil pipe heat transfer structure, it is provided that heat.Therefore, the radial canal 130 of described heating zone is arranged on body of heater top and can realize uniform temperature field.
The setting of above-mentioned exhaust gases passes, the high-temp waste gas utilizing gas fired radiant tubes burning to produce, by coil pipe heat transfer structure, the heating zone that temperature is relatively low is preheated, in body of heater, form comparatively uniform temperature field.Said structure is arranged, it is possible to achieve directly recycling of gas fired radiant tubes used heat, improves the overall thermal efficiency of glowing furnace.Waste Heat Reuse is carried out, it is possible to the thermal efficiency in real raising body of heater without other equipment such as external hot water apparatus.
Concrete, that described gas fired radiant tubes 130 can adopt the trade mark to be 0Cr25Ni20 steel pipe, its maximum combustion power is 36KW.
More specifically, described gas fired radiant tubes is provided with pulse valve, with predetermined pulse frequency release combustion gas.The mode of above-mentioned pulsed burning can better improve the combustion thermal efficiency of gas fired radiant tubes, it is achieved accurate Combustion System.
It is preferred that the top structure of described body of heater be Whole fiber layer with realize better heat-insulating and sealing effect, body of heater bottom for resistant to elevated temperatures carburizing brick layer, it is ensured that the stability of bottom of furnace body structure and the robustness of whole glowing furnace.
The bottom of described body of heater is additionally provided with the track bearing of fixing described track.Track is fixed on track bearing by fixing devices such as fixing bolts, plays the guiding for transmitting carrier bar and supporting role.
In specific embodiment of the utility model, the sidewall of described body of heater specifically includes carburizing brick layer, furnace wall and the Whole fiber layer being arranged between furnace wall and carburizing brick layer.Described Whole fiber layer is set and can realize the good insulation effect of sidewall of the furnace body.Carburizing brick layer is capable of robust characteristic, it is ensured that the integrity of sidewall of the furnace body.
In sum, the one casting chain-plate type glowing furnace that this utility model provides, by heating furnace being divided into the mode of the thermal treatment zone of multiple different temperatures, carry out the recuperation of heat of the high-temperature flue gas that gas fired radiant tubes produces, the workpiece temperature that a part of heat is used for the initial stage promotes operation, thus effectively raising the thermal efficiency of integral quenching stove, reduce combustion gas energy consumption.
It addition, arrange the gas fired radiant tubes of suitable quantity and position, form comparatively uniform temperature field, workpiece different parts is avoided to be heated the situation of inequality or hot-spot, and gas fired radiant tubes adopts pulsed sparking mode, efficiency gas is higher, also allows for the regulation and control of temperature in burner hearth.
Claims (5)
1. a casting chain-plate type glowing furnace, including body of heater, it is arranged on the transmission carrier bar of furnace interior and is arranged on body of heater two ends, front fire door and rear fire door for workpiece turnover, it is characterized in that, described transmission carrier bar specifically includes drive roll, driven roll, extends to the long rails of front fire door and rear fire door and for placing the chain band of workpiece；
Described chain band is set on drive roll and driven roll, and by winning in succession, component is slidably connected with described long rails, under the drive of drive roll, advances along track；
It is provided with 28 gas fired radiant tubeses in described body of heater, forms heating zone, to warm area, four different heating regions of first and second uniform temperature zone；
The top of heating zone arranges 1 gas fired radiant tubes；7 gas fired radiant tubeses are set in warm area, are uniformly arranged along body of heater both sides；First and second uniform temperature zone is respectively provided with 10 gas fired radiant tubeses, in net distribution；
The waste gas outlet of described gas fired radiant tubes is connected with the exhaust gases passes being arranged in body of heater；Described exhaust gases passes extends to the oven body part of the first heating zone, and end forms coil pipe heat transfer structure.
2. casting chain-plate type glowing furnace according to claim 1, it is characterised in that described gas fired radiant tubes is OCr25Ni20 steel pipe, and maximum combustion power is 36KW.
3. casting chain-plate type glowing furnace according to claim 1, it is characterised in that be provided with pulse valve on described gas fired radiant tubes, with predetermined pulse frequency release combustion gas.
4. casting chain-plate type glowing furnace according to claim 1, it is characterised in that the top of described body of heater is Whole fiber layer, the bottom of body of heater is resistant to elevated temperatures carburizing brick layer；
The bottom of body of heater is provided with the track bearing of fixing described track.
5. casting chain-plate type glowing furnace according to claim 1, it is characterised in that the sidewall of described body of heater includes carburizing brick layer, furnace wall and the Whole fiber layer being arranged between furnace wall and carburizing brick layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521073659.6U CN205387583U (en) | 2015-12-21 | 2015-12-21 | Cast chain slat type quenching furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521073659.6U CN205387583U (en) | 2015-12-21 | 2015-12-21 | Cast chain slat type quenching furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205387583U true CN205387583U (en) | 2016-07-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521073659.6U Expired - Fee Related CN205387583U (en) | 2015-12-21 | 2015-12-21 | Cast chain slat type quenching furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205387583U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115161461A (en) * | 2022-09-02 | 2022-10-11 | 泰州永兴合金材料科技有限公司 | Alloy workpiece annealing device |
-
2015
- 2015-12-21 CN CN201521073659.6U patent/CN205387583U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115161461A (en) * | 2022-09-02 | 2022-10-11 | 泰州永兴合金材料科技有限公司 | Alloy workpiece annealing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160720 Termination date: 20181221 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |