CN205205194U - Straight burning furnace body of continuous hot galvannealing stove of energy -saving belted steel - Google Patents
Straight burning furnace body of continuous hot galvannealing stove of energy -saving belted steel Download PDFInfo
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- CN205205194U CN205205194U CN201521134550.9U CN201521134550U CN205205194U CN 205205194 U CN205205194 U CN 205205194U CN 201521134550 U CN201521134550 U CN 201521134550U CN 205205194 U CN205205194 U CN 205205194U
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Abstract
The utility model relates to a straight burning furnace body of continuous hot galvannealing stove of energy -saving belted steel comprises furnace body, combustor, gas device, combustion -supporting wind device, fume extractor, heat transfer device, temperature monitoring device, the furnace body for the closed cavity body, divide into straight fevers section furnace body and preheating section furnace body, directly burns section furnace body and preheating section furnace body to be linked together the system as an organic whole, and a straight fever section furnace body outer end system has the furnace throat, and preheating section furnace body outer end system has the furnace gate, its internal cavity formation furnace, furnace corresponds with the furnace body and divide into straight fever section furnace and preheating section furnace, and the combustor is adorned admittedly and is communicate in the furnace body both sides and with combustion -supporting wind device, gas device, straight fever section furnace, and one fume extractor is connected and is communicate each other between preheating section furnace body and heat transfer device and with preheating section furnace, heat exchanger, and another one connects between heat transfer device and second grade waste heat utilization equipment, and the temperature monitoring device sets up in straight fever section furnace. The utility model discloses the energy can be saved, the heat utilization efficiency is high, has higher novelty.
Description
Technical field
The utility model belongs to strip hot-dip galvanizing process for processing technical field, particularly a kind of energy-saving strip steel Continuous Hot Dip Galvanizing Annealing Furnace direct burning furnace body.
Background technology
Present strip hot-dip galvanizing annealing furnace, usually straight burning section annealing furnace and radiation hot arc annealing furnace is divided into, straight burning section annealing furnace is energy consumption emphasis, original body of heater can not adapt to the needs of existing tinuous production, designing the direct burning furnace body that a kind of energy utilization is abundant, avoid waste, is the key point of saving the energy.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, the band energy-saving strip steel Continuous Hot Dip Galvanizing Annealing Furnace direct burning furnace body provide a kind of reasonable in design, save the energy, heat utilization efficiency is high, effectively avoided energy dissipation.
The utility model solves its technical problem and is achieved through the following technical solutions:
A kind of energy-saving strip steel Continuous Hot Dip Galvanizing Annealing Furnace direct burning furnace body, it is characterized in that: by body of heater, burner, gas combustion apparatus, combustion air device, fume extractor, heat-exchanger rig, device for detecting temperature forms, described body of heater, it is an enclosed cavity body, be divided into straight burning section body of heater and preheating section body of heater, straight burning section body of heater is connected with preheating section body of heater and is made as one, straight burning section body of heater outer end is shaped with furnace throat, preheating section body of heater outer end is shaped with fire door, its internal cavity forms burner hearth, described burner hearth directly burns section burner hearth and preheating section burner hearth be divided into corresponding with body of heater, burner be installed in body of heater both sides and with combustion air device, gas combustion apparatus, straight burning section burner hearth is communicated with, fume extractor one to be connected between preheating section body of heater and heat-exchanger rig and with preheating section burner hearth, interchanger is interconnected, another portion is connected between heat-exchanger rig and secondary residual heat using device, device for detecting temperature is arranged at straight burning in section burner hearth.
And described burner is multiple, and multiple burner is divided into three to five groups, uniform being installed in directly burns section body of heater both sides.
And described gas combustion apparatus, comprises gas pipeline, proportional valve, proportional valve is connected to gas pipeline, between combustion air pipeline and burner.
And described combustion air device, comprises gas blower, combustion air pipeline, gas blower to be arranged on heat-exchanger rig and to be connected with combustion air pipeline.
And described fume extractor is made up of front end smoke discharging pipe, end smoke discharging pipe, smoke discharging pipe one end, front end is communicated with preheating section burner hearth, and the other end is communicated with heat-exchanger rig, and end smoke discharging pipe one end is communicated with heat-exchanger rig, and the other end device for eliminating smoke and dust is communicated with.
And described front end smoke discharging pipe, it is shaped with limit valve.
And described heat-exchanger rig, is made up of heat exchange casing, hot air exchange device, heat-exchanging water device, and hot air exchange device, heat-exchanging water device are arranged in heat exchange casing, and heat exchange tank ends is communicated with front end smoke discharging pipe, end smoke discharging pipe respectively.
Advantage of the present utility model and beneficial effect are:
1. the utility model energy-saving strip steel Continuous Hot Dip Galvanizing Annealing Furnace direct burning furnace body, it directly burns section burner and is divided into many groups, burner front end is provided with proportional valve, device for detecting temperature is provided with in burner hearth, the respective sets number lighting satisfied temperature needs can be required according to belt steel thickness and annealing, and air quantity and combustion gas size can be regulated according to Real-Time Monitoring temperature, can the energy be saved, avoid energy dissipation.
2. the utility model energy-saving strip steel Continuous Hot Dip Galvanizing Annealing Furnace direct burning furnace body, its burner hearth is divided into straight burning section burner hearth and preheating section burner hearth, high-temperature gas during annealing directly in the section of burning burner hearth returns preheating section burner hearth, the band steel just entering burner hearth is made to obtain preheating, straight high temperature heat of burning section burning can be made full use of, reduce heat losses, avoid waste.
3. the utility model energy-saving strip steel Continuous Hot Dip Galvanizing Annealing Furnace direct burning furnace body, is provided with heat-exchanger rig, can make full use of waste heat, gets final product this annealing furnace of preheating combustion air, can be again other heating equipments and provide thermal source.
4. the utility model energy-saving strip steel Continuous Hot Dip Galvanizing Annealing Furnace direct burning furnace body, its front end smoke discharging pipe is provided with limit valve, Initial Stage after Ignition air draft can be avoided excessive and affect furnace temperature ramp-up rate, causing energy dissipation.
5. the utility model energy-saving strip steel Continuous Hot Dip Galvanizing Annealing Furnace direct burning furnace body, its scientific structure design is reasonable, sets of burners number can be opened as required, automatically regulate air feed, air feed size in real time as required, waste heat can be fully used, have save the energy, heat utilization efficiency high, can the advantages such as thermal waste be avoided, be a kind of energy-saving strip steel Continuous Hot Dip Galvanizing Annealing Furnace direct burning furnace body with higher innovation.
Accompanying drawing explanation
Fig. 1 is energy-saving strip steel Continuous Hot Dip Galvanizing Annealing Furnace direct burning furnace body structure schematic diagram.
Accompanying drawing mark illustrates:
1-end smoke discharging pipe, 2-is the section of burning burner hearth directly, 3-is high temperature resistant temperature sensor, 4-burner, 5-combustion air pipeline, 6-gas pipeline, 7-heat-exchanging water device, 8-heat exchange casing, 9-gas blower, 10-hot air exchange device, 11-body of heater, 12-preheating section burner hearth, 13-is with steel, 14-front end smoke discharging pipe.
Embodiment
Below by specific embodiment, the utility model is described in further detail, and following examples are descriptive, is not determinate, can not limit protection domain of the present utility model with this.
A kind of energy-saving strip steel Continuous Hot Dip Galvanizing Annealing Furnace direct burning furnace body, is made up of body of heater 11, burner 4, gas combustion apparatus, combustion air device, fume extractor, heat-exchanger rig, device for detecting temperature.Body of heater is an enclosed cavity body, is divided into straight burning section body of heater and preheating section body of heater, and straight burning section body of heater is connected with preheating section body of heater and is made as one, and straight burning section body of heater outer end is shaped with furnace throat, and preheating section body of heater outer end is shaped with fire door, and body of heater internal cavity forms burner hearth; Burner hearth directly burns section burner hearth 2 and preheating section burner hearth 12 be divided into corresponding with body of heater; Burner be installed in body of heater both sides and with combustion air device, gas combustion apparatus, directly burn section burner hearth and be communicated with, fume extractor one to be connected between preheating section body of heater and heat-exchanger rig and to be interconnected with preheating section burner hearth, interchanger, and another portion of fume extractor is connected between heat-exchanger rig and secondary residual heat using device; Device for detecting temperature is arranged at straight burning in section burner hearth.
Burner is multiple, and multiple burner is divided into three to five groups, and three to five group burners are uniform is installed in straight burning section body of heater both sides, and three to five group burners make the directly section of burning burner hearth form three to five combustion zones.The present embodiment is four groups, has four combustion zones.Need according to furnace temperature the group number opening burner in production, save the energy, avoid waste.
Gas combustion apparatus, comprises gas pipeline 6, proportional valve, and proportional valve is connected to gas pipeline, between combustion air pipeline and burner.Set scale valve, can control gas flow in proportion by controlling combustion air flow simultaneously, being conducive to saving the energy.
Combustion air device, comprises gas blower 9, combustion air pipeline 5, and gas blower to be arranged on heat-exchanger rig and to be connected with combustion air pipeline.
Fume extractor is made up of front end smoke discharging pipe 14, end smoke discharging pipe 1, and smoke discharging pipe one end, front end is communicated with preheating section burner hearth, and the other end is communicated with heat-exchanger rig, and end smoke discharging pipe one end is communicated with heat-exchanger rig, and the other end device for eliminating smoke and dust is communicated with.Front end smoke discharging pipe, it is shaped with limit valve.It is excessive and affect temperature ramp-up rate in burner hearth that limit valve is mainly used in Initial Stage after Ignition restriction air draft.
Heat-exchanger rig, is made up of heat exchange casing 8, hot air exchange device 10, heat-exchanging water device 7, and hot air exchange device, heat-exchanging water device are arranged in heat exchange casing, and heat exchange tank ends is communicated with front end smoke discharging pipe, end smoke discharging pipe respectively.Hot air exchange device is used for this annealing furnace of preheating combustion air; Heat-exchanging water device is used for for production and life provide hot water.
Device for detecting temperature is high temperature resistant temperature sensor 3, and high temperature resistant temperature sensor and combustion zone correspond to three to five and be arranged in each combustion zone respectively, and the present embodiment is four.
Principle of work of the present invention:
When utilizing the utility model energy-saving strip steel Continuous Hot Dip Galvanizing Annealing Furnace to carry out the annealing of band steel, band steel 13 enters from fire door, exports enter next annealing furnace from furnace throat.In annealing process, combustion air and combustion gas enter burner combustion through combustion air pipeline, gas pipeline respectively, make directly in the section of burning burner hearth temperature progressively raise, directly burn high-temperature gas in section burner hearth and backflow to preheating section burner hearth, make the band steel just entering burner hearth obtain preheating; High temperature in preheating section burner hearth then enters heat-exchanger rig through front end smoke discharging pipe, and through hot air exchange device preheated-combustion-supporting wind, through heat-exchanging water device for production and life provide hot water, the flue gas after heat exchange enters smoke abatement device.Device for detecting temperature can each combustion zone temperature of Real-Time Monitoring to control center's feedback information, control center regulates combustion air flow to regulate temperature in burner hearth automatically.Due to the utility model energy-saving strip steel Continuous Hot Dip Galvanizing Annealing Furnace direct burning furnace body, it directly burns section burner and is divided into many groups, burner front end is provided with proportional valve, device for detecting temperature is provided with in burner hearth, the respective sets number lighting satisfied temperature needs can be required according to belt steel thickness and annealing, and air quantity and combustion gas size can be regulated according to Real-Time Monitoring temperature, can the energy be saved, avoid energy dissipation; Its burner hearth is divided into and straight burns section burner hearth and preheating section burner hearth, and high-temperature gas during annealing directly in the section of burning burner hearth returns preheating section burner hearth, makes the band steel just entering burner hearth obtain preheating, can make full use of straight high temperature heat of burning section burning, reduce heat losses, avoid waste; Be provided with heat-exchanger rig, can waste heat be made full use of, get final product this annealing furnace of preheating combustion air, can be again other heating equipments and thermal source is provided.
4. the utility model energy-saving strip steel Continuous Hot Dip Galvanizing Annealing Furnace direct burning furnace body, its front end smoke discharging pipe is provided with limit valve, Initial Stage after Ignition air draft can be avoided excessive and affect furnace temperature ramp-up rate, causing energy dissipation.
Although disclose embodiment of the present utility model and accompanying drawing for the purpose of illustration, but it will be appreciated by those skilled in the art that: in the spirit and scope not departing from the utility model and claims, various replacement, change and amendment are all possible, therefore, scope of the present utility model is not limited to the content disclosed in embodiment and accompanying drawing.
Claims (7)
1. an energy-saving strip steel Continuous Hot Dip Galvanizing Annealing Furnace direct burning furnace body, it is characterized in that: by body of heater, burner, gas combustion apparatus, combustion air device, fume extractor, heat-exchanger rig, device for detecting temperature forms, described body of heater, it is an enclosed cavity body, be divided into straight burning section body of heater and preheating section body of heater, straight burning section body of heater is connected with preheating section body of heater and is made as one, straight burning section body of heater outer end is shaped with furnace throat, preheating section body of heater outer end is shaped with fire door, its internal cavity forms burner hearth, described burner hearth directly burns section burner hearth and preheating section burner hearth be divided into corresponding with body of heater, burner be installed in body of heater both sides and with combustion air device, gas combustion apparatus, straight burning section burner hearth is communicated with, fume extractor one to be connected between preheating section body of heater and heat-exchanger rig and with preheating section burner hearth, interchanger is interconnected, another portion is connected between heat-exchanger rig and secondary residual heat using device, device for detecting temperature is arranged at straight burning in section burner hearth.
2. energy-saving strip steel Continuous Hot Dip Galvanizing Annealing Furnace direct burning furnace body according to claim 1, is characterized in that: described burner is multiple, and multiple burner is divided into three to five groups, and uniform being installed in directly burns section body of heater both sides.
3. energy-saving strip steel Continuous Hot Dip Galvanizing Annealing Furnace direct burning furnace body according to claim 1, it is characterized in that: described gas combustion apparatus, comprise gas pipeline, proportional valve, proportional valve is connected to gas pipeline, between combustion air pipeline and burner.
4. energy-saving strip steel Continuous Hot Dip Galvanizing Annealing Furnace direct burning furnace body according to claim 1, is characterized in that: described combustion air device, comprises gas blower, combustion air pipeline, and gas blower to be arranged on heat-exchanger rig and to be connected with combustion air pipeline.
5. energy-saving strip steel Continuous Hot Dip Galvanizing Annealing Furnace direct burning furnace body according to claim 1, it is characterized in that: described fume extractor is made up of front end smoke discharging pipe, end smoke discharging pipe, smoke discharging pipe one end, front end is communicated with preheating section burner hearth, the other end is communicated with heat-exchanger rig, end smoke discharging pipe one end is communicated with heat-exchanger rig, and the other end device for eliminating smoke and dust is communicated with.
6. energy-saving strip steel Continuous Hot Dip Galvanizing Annealing Furnace direct burning furnace body according to claim 5, is characterized in that: described front end smoke discharging pipe, it is shaped with limit valve.
7. energy-saving strip steel Continuous Hot Dip Galvanizing Annealing Furnace direct burning furnace body according to claim 1, it is characterized in that: described heat-exchanger rig, be made up of heat exchange casing, hot air exchange device, heat-exchanging water device, hot air exchange device, heat-exchanging water device are arranged in heat exchange casing, and heat exchange tank ends is communicated with front end smoke discharging pipe, end smoke discharging pipe respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521134550.9U CN205205194U (en) | 2015-12-29 | 2015-12-29 | Straight burning furnace body of continuous hot galvannealing stove of energy -saving belted steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521134550.9U CN205205194U (en) | 2015-12-29 | 2015-12-29 | Straight burning furnace body of continuous hot galvannealing stove of energy -saving belted steel |
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| Publication Number | Publication Date |
|---|---|
| CN205205194U true CN205205194U (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521134550.9U Expired - Fee Related CN205205194U (en) | 2015-12-29 | 2015-12-29 | Straight burning furnace body of continuous hot galvannealing stove of energy -saving belted steel |
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| CN (1) | CN205205194U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106766959A (en) * | 2016-12-29 | 2017-05-31 | 天津市力拓钢制品有限公司 | A kind of galvanizing furnace residual neat recovering system |
-
2015
- 2015-12-29 CN CN201521134550.9U patent/CN205205194U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106766959A (en) * | 2016-12-29 | 2017-05-31 | 天津市力拓钢制品有限公司 | A kind of galvanizing furnace residual neat recovering system |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160504 Termination date: 20161229 |