CN209279688U - A kind of aluminum-bar heating furnace with waste gas recovering device - Google Patents
A kind of aluminum-bar heating furnace with waste gas recovering device Download PDFInfo
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- CN209279688U CN209279688U CN201821983629.2U CN201821983629U CN209279688U CN 209279688 U CN209279688 U CN 209279688U CN 201821983629 U CN201821983629 U CN 201821983629U CN 209279688 U CN209279688 U CN 209279688U
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- exhaust gas
- heat
- aluminium bar
- furnace body
- bar
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model discloses a kind of aluminum-bar heating furnaces with waste gas recovering device, including furnace body, the intracorporal heating zone of furnace, exhaust gas output channel above heating zone, the heating furnace further includes thermal insulation board, furnace body is separated into heating zone and exhaust gas output channel by thermal insulation board, aluminium bar transmission device is equipped in heating zone, aluminium bar is sent to aluminium bar outlet from aluminium bar entrance by aluminium bar transmission device, at least one burner is additionally provided in heating zone, for spraying heating flame to aluminium bar, exhaust gas output channel is connect by exhaust gas delivery outlet with the waste gas recovering device outside furnace body, waste gas recovering device includes heat-exchange device and emission-control equipment, exhaust gas enters emission-control equipment by discharge pipe after heat-exchange device.The utility model can not only recycle the exhaust gas in aluminum-bar heating furnace, can also recycle the waste heat of exhaust gas, since the shell of furnace body uses heat preserving and insulating material, so that the aluminium bar in heating zone is heated evenly.
Description
Technical field
The utility model relates to aluminum-bar heating furnace technical fields, and in particular to a kind of aluminium bar with waste gas recovering device adds
Hot stove.
Background technique
As attention degree of the people to energy and environmental problem improves, endanger in face of increasingly serious environmental problem and the energy
Energy-saving and emission-reduction are all being advocated in machine, the whole world energetically, especially for energy consumption and pollute all more serious Industrial Stoves related industry,
How energy-saving and emission-reduction transformation is carried out, has become those skilled in the art and have to the factor considered when designing such equipment.
Higher temperature can be generated in operation in aluminum-bar heating furnace, the air themperature in cooling chamber exit would generally reach
400 degrees centigrades, if these high temperature airs are directly discharged in environment, not only will cause energy waste can also be to environment
A degree of destruction is caused, and aluminum-bar heating furnace can also generate a large amount of greenhouse gases in operation, if direct without processing
Discharge can cause environmental pollution, while can also damage the health of the operating staff in workshop.Therefore, aluminum-bar heating furnace exists
How the exhaust emission environmental pollution problem that high temperature how is administered when work prevents heat transfer in aluminum-bar heating furnace to workshop
Workshop temperature is increased, is numerous insider's urgent problems.
Utility model content
One of in view of the above technical problems, it proposes a kind of aluminum-bar heating furnace with waste gas recovering device, can not only recycle
Using the exhaust gas in aluminum-bar heating furnace, the waste heat of exhaust gas can be also recycled.
The utility model adopts the following technical solution: a kind of aluminum-bar heating furnace with waste gas recovering device, including furnace body,
Exhaust gas output channel above the intracorporal heating zone of the furnace, the heating zone, which further includes thermal insulation board, described heat-insulated
The furnace body is separated into the heating zone and the exhaust gas output channel by plate, is equipped with aluminium bar transmission device in the heating zone,
Aluminium bar is sent to aluminium bar outlet from aluminium bar entrance by the aluminium bar transmission device, is additionally provided at least one combustion in the heating zone
Burner, for spraying heating flame to aluminium bar, the exhaust gas output channel passes through the exhaust gas outside exhaust gas delivery outlet and the furnace body
Recyclable device connection, the waste gas recovering device includes heat-exchange device and emission-control equipment, and exhaust gas is filled through the heat exchange
It postpones and the emission-control equipment is entered by discharge pipe.
Preferably, multiple heat exchanging pipes are equipped in the heat-exchange device, the heat-exchange device top is equipped with outlet air
Pipe, the exhaust gas through the exhaust gas delivery outlet enter the multiple heat exchanging pipe carry out heat exchange after by the discharge pipe into
Enter the emission-control equipment.
Preferably, the heat-exchange device external connection air intake vent and air outlet, external combustion air pass through the air intake vent
Pass through after carrying out heat exchange with the exhaust gas into the gap between the multiple heat exchanging pipe in the heat-exchange device
The air outlet reaches the burner, and the air intake vent is connect by combustion-supporting air piping with combustion fan.
Preferably, the emission-control equipment includes lye pond, demister, and the exhaust gas enters institute through the discharge pipe
It states and enters the demister after being reacted in the lye in lye pond, the exhaust gas passes through after the processing of the demister
The discharge of T font gas output tube.
Preferably, the T font gas output tube is in charge of including master and is in charge of with side, and the master is in charge of one end and demister
Connection, the other end connects by switch valve one with the combustion-supporting air piping, the master be in charge of in the middle part of pass through switch valve two with it is described
Connection is in charge of in side, and the side, which is in charge of, is in charge of junction equipped with methane concentration detection probe with the master, the switch valve one, described
Switch valve two and the methane concentration detection probe are electrically connected with controller.
Preferably, described thermal insulation board one end is fixedly installed on one side wall in the furnace body, the thermal insulation board other end and institute
It states and forms exhaust gas transfer passage in furnace body between another side wall.
Preferably, the shell of the furnace body is equipped with heat insulation layer.
Compared with prior art, the utility model has the following beneficial effects:
1. the utility model is not only reused the waste heat in the high-temp waste gas of output by setting waste gas recovering device
Get up for heating combustion-supporting gas, has effectively saved the energy, while preventing operating environment temperature too high, optimized operating staff
Working environment also reduces production cost for enterprise.
2. it is generated due to having greenhouse gases after combustion of natural gas, if direct emission pollutes the environment, the utility model
It is used to absorb the exhaust gas generated after burning provided with lye pond, the gas after the absorption in lye pond is carried out using demister
After demisting processing, the fog in exhaust gas is removed；When the methane concentration in exhaust gas is more than certain value, combustion-supporting air piping can be transferred to
And it is input into burner and is re-used；It when methane concentration is lower than certain value, can be directly discharged in atmosphere, reduce big
Gas pollution.
3. being prevented in furnace body by the way that heat insulation layer is arranged in furnace body shell so that the aluminium bar in heating zone is heated evenly
Heat transfer increases workshop temperature to workshop；The heat insulation layer has preferable fire line simultaneously, has service life
Long advantage.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the top view of the utility model；
Fig. 3 is the cross-sectional view of the heat-exchange device 3 in Fig. 1；
Fig. 4 is the bottom view of the heat-exchange device 3 in Fig. 1；
Fig. 5 is the control structure figure of the utility model.
Specific embodiment
In order to which the technical solution of the utility model is explained further, below by specific embodiment come to the utility model into
Row elaborates.It should be noted that attached drawing is all made of very simplified form and using non-accurate ratio, only to side
Just, the purpose of the utility model embodiment is lucidly aided in illustrating.
Embodiment 1
As shown in Figs. 1-5, the utility model is a kind of aluminum-bar heating furnace with waste gas recovering device, including furnace body 1, institute
The heating zone 2 in furnace body 1, the exhaust gas output channel 4 above the heating zone 2 are stated, which further includes thermal insulation board 41, described
The furnace body 1 is separated into the heating zone 2 and the exhaust gas output channel 4 by thermal insulation board 41, is equipped with aluminium bar in the heating zone 2
Transmission device 22,22 lower section of the aluminium bar transmission device and is located in the furnace body 1 and is equipped with more support columns, is used to support described
Aluminium bar 21 is sent to aluminium bar outlet 8, the heating from aluminium bar entrance 7 by aluminium bar transmission device 22, the aluminium bar transmission device 22
At least one burner 6 is additionally provided in area 2, for spraying heating flame to aluminium bar 21, the aluminium bar transmission device 22 is preferably
For the transmission mode for transmitting the aluminium bar 21 diagonally downward, the flame sprayed in the burner 6 be preferably laterally spray to it is described
The mode that the aluminium bar 21 conveyed diagonally downward, the transmission mode and 6 Flame of the burner spray fits directly into conjunction,
So that the even flame that the aluminium bar 21 is sprayed in the burner 6 during slowly transmitting heats, and described
Aluminium bar 21 is heated more evenly；The burner 6 to aluminium bar 21 heat when, the thermal insulation board 41 by the burner 6 up
The flame risen, which blocks and flame is made to turn back, to be continued to heat aluminium bar 21, so that the temperature in the heating zone 2 is maintained at higher temperature, is made
The aluminium bar 21 is heated more evenly, while preventing the flame of high temperature from rising to the exhaust gas delivery outlet 43, reduces unnecessary energy
Amount loss, the flame energy for making full use of the burner 6 to spray save production cost indirectly；The exhaust gas output channel 4 is logical
It crosses exhaust gas delivery outlet 43 to connect with the waste gas recovering device outside the furnace body 1, the natural gas in the burner 6 is in combustion process
In can generate exhaust gas, the exhaust gas of generation enters institute by the exhaust gas delivery outlet 43 again after the exhaust gas output channel 4
It states waste gas recovering device and is recovered processing, the waste gas recovering device includes heat-exchange device 3 and emission-control equipment 9, exhaust gas
Processing is recovered into the emission-control equipment 9 by discharge pipe 34 after the heat-exchange device 3.
Multiple heat exchanging pipes 31 are equipped in the heat-exchange device 3, be arranged in parallel between the heat exchanging pipe 31 and
There is a fixed gap, the gap between each heat exchanging pipe 31 forms hot switching path 35, and the heat exchanging pipe 31 is
Heat Conduction Material is prepared, and waste heat is transmitted on need medium to be heated conducive to the exhaust gas of high temperature, conducive to the exhaust gas
Cooling, avoids heat from being discharged into operating room, increases the temperature of operating room, also not energy-efficient emission reduction；3 top of heat-exchange device
Equipped with discharge pipe 34, the exhaust gas enters after the multiple heat exchanging pipe 31 carries out heat exchange through the exhaust gas delivery outlet 43 and leads to
It crosses the discharge pipe 34 and enters the emission-control equipment 9, exhaust gas can be removed exhaust gas after entering the emission-control equipment 9
In most of pernicious gas and further handled by cooling.
The 3 external connection air intake vent 32 of heat-exchange device and air outlet 33, the combustion air of external relative low temperature pass through institute
It states the gap 35 between the multiple heat exchanging pipe 31 that air intake vent 32 enters in the heat-exchange device 3 and is connected with high temperature and give up
The heat exchanging pipe 31 of gas carries out heat exchange, reaches the combustion by the air outlet 33 after the exhaust gas progress heat exchange
Burner 6, i.e., the described high-temp waste gas transfer heat to the combustion air of the outer relative low temperature of duct wall of heat exchanging pipe 31, make combustion-supporting
Air temperature increases, and the air intake vent 32 is connect by combustion-supporting air piping with combustion fan 5.
The emission-control equipment 9 includes lye pond 91, demister 92, and the exhaust gas enters institute through the discharge pipe 34
It states and enters the demister 92 after being reacted in the lye in lye pond 91, the exhaust gas after lye absorbs is due to having
Steam, therefore the exhaust gas with steam is using can remove the steam being had in exhaust gas after the demister 92, it is described
Exhaust gas is discharged after the processing of the demister 92 through T font gas output tube 93.
The T font gas output tube 93 is in charge of including master and is in charge of with side, and the master is in charge of one end and demister 92 connects
Connect, the other end connect by switch valve 1 with the combustion-supporting air piping, the master be in charge of middle part pass through switch valve 2 931 and
Connection is in charge of in the side, and the side, which is in charge of, is in charge of junction equipped with methane concentration detection probe 932, the switch valve with the master
One 933, the switch valve 2 931 and the methane concentration detection probe 932 are electrically connected with controller.By the demisting
May be containing the methane gas not being sufficiently burned in exhaust gas after 92 demisting of device, the exhaust gas after demisting divides into the master
After in pipe, when the methane concentration detection probe 932 detects that the methane concentration in exhaust gas is more than certain value, controller control
The switch valve 1 is opened, and the switch valve 2 931 is closed, and exhaust gas is then transported in the combustion-supporting air piping, Jin Ertong
It crosses after the air intake vent 32 enters the interior progress heat exchange of the heat-exchange device 3 and is delivered into the burner 6, be repeated benefit
With；When the methane concentration detection probe 932 detects the methane concentration in exhaust gas lower than certain value, described in controller control
Switch valve 2 931 is opened, and the switch valve 1 is closed, and exhaust gas, which is then in charge of from the side, to be discharged in air, due to passing through
After the processing of the emission-control equipment 9, the exhaust gas can achieve discharge standard.
Described 41 one end of thermal insulation board is fixedly installed on one side wall in the furnace body 1,41 other end of thermal insulation board with it is described
Exhaust gas transfer passage 42 is formed in furnace body 1 between another side wall, the exhaust gas in the furnace body 1 is via the exhaust gas transfer passage 42
It is sent to the exhaust gas delivery outlet 43.
The shell of the furnace body 1 is equipped with heat insulation layer 11, and the heat insulation layer 11 can prevent hot in the furnace body 1
Amount is transmitted to outside workshop, while environment in the furnace body 1 can be kept in certain high temperature.
In conclusion the utility model passes through setting waste gas recovering device, not only by the waste heat in the high-temp waste gas of output
Recycling is got up for heating combustion-supporting gas, and the temperature of the exhaust gas of discharge is also reduced.
Due to the gas and possible unburned methane containing pollution environment in exhaust gas, the utility model passes through setting lye
Pond and demister, and methane concentration detection probe is set on T font gas output tube, it will be more than certain density methane
Gas carries out recycling re-using, when methane concentration is lower than certain value, can be directly discharged in atmosphere, reduce to atmosphere
Pollution.
Finally, preventing furnace body so that the aluminium bar in heating zone is heated evenly by the way that heat insulation layer is arranged in furnace body shell
Increase workshop temperature outside interior heat transfer to furnace body, while the heat insulation layer has preferable heat insulating ability and fire line,
It is able to extend the service life of furnace body.
Those skilled in the art will be clear that the scope of the utility model is not limited to example discussed above, it is possible to it
Several changes and modification are carried out, the scope of the utility model limited without departing from the appended claims.Although oneself is through attached
The utility model is illustrated and described in detail in figure and specification, but such illustrate and describe is only explanation or schematical,
And not restrictive.The utility model is not limited to the disclosed embodiments.
Claims (7)
1. a kind of aluminum-bar heating furnace with waste gas recovering device, including in furnace body (1), the furnace body (1) heating zone (2),
Exhaust gas output channel (4) above the heating zone (2), which is characterized in that the heating furnace further includes thermal insulation board (41), it is described every
The furnace body (1) is separated into the heating zone (2) and the exhaust gas output channel (4) by hot plate (41), and the heating zone (2) is interior
Equipped with aluminium bar transmission device (22), aluminium bar is sent to aluminium bar from aluminium bar entrance (7) and exported by the aluminium bar transmission device (22)
(8), it is additionally provided at least one burner (6) in the heating zone (2), for spraying heating flame, the exhaust gas to aluminium bar
Output channel (4) is connect by exhaust gas delivery outlet (43) with the waste gas recovering device of the furnace body (1) outside, the waste gas recovery dress
It sets including heat-exchange device (3) and emission-control equipment (9), exhaust gas passes through discharge pipe (34) after the heat-exchange device (3)
Into the emission-control equipment (9).
2. a kind of aluminum-bar heating furnace with waste gas recovering device according to claim 1, which is characterized in that the heat is handed over
Multiple heat exchanging pipes (31) are equipped in changing device (3), heat-exchange device (3) top is equipped with discharge pipe (34), described useless
Gas enters after the multiple heat exchanging pipe (31) carry out heat exchange through the exhaust gas delivery outlet (43) passes through the discharge pipe
(34) enter the emission-control equipment (9).
3. a kind of aluminum-bar heating furnace with waste gas recovering device according to claim 2, which is characterized in that the heat is handed over
Changing device (3) external connection air intake vent (32) and air outlet (33), external combustion air pass through described in the air intake vent (32) entrance
The gap (35) between the multiple heat exchanging pipe (31) in heat-exchange device (3) leads to after carrying out heat exchange with the exhaust gas
It crosses the air outlet (33) and reaches the burner (6), the air intake vent (32) is connected by combustion-supporting air piping and combustion fan (5)
It connects.
4. a kind of aluminum-bar heating furnace with waste gas recovering device according to claim 3, which is characterized in that the exhaust gas
Processing unit (9) includes lye pond (91), demister (92), and the exhaust gas enters the lye pond through the discharge pipe (34)
(91) enter the demister (92) after being reacted in the lye in, processing of the exhaust gas through the demister (92)
It is discharged by T font gas output tube (93).
5. a kind of aluminum-bar heating furnace with waste gas recovering device according to claim 4, which is characterized in that the T word
Type gas output tube (93) is in charge of including master and is in charge of with side, and the master is in charge of one end and connect with demister (92), and the other end is logical
It crosses switch valve one (933) to connect with the combustion-supporting air piping, the master is in charge of middle part and passes through switch valve two (931) and the side point
Pipe connection, the side, which is in charge of, is in charge of junction equipped with methane concentration detection probe (932), the switch valve one with the master
(933), the switch valve two (931) and the methane concentration detection probe (932) are electrically connected with controller.
6. a kind of aluminum-bar heating furnace with waste gas recovering device according to claim 1, which is characterized in that described heat-insulated
Plate (41) one end is fixedly installed on the furnace body (1) interior one side wall, another in thermal insulation board (41) other end and the furnace body (1)
Exhaust gas transfer passage (42) are formed between one side wall.
7. a kind of aluminum-bar heating furnace with waste gas recovering device according to claim 1-6, which is characterized in that
The shell of the furnace body (1) is equipped with heat insulation layer (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821983629.2U CN209279688U (en) | 2018-11-28 | 2018-11-28 | A kind of aluminum-bar heating furnace with waste gas recovering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821983629.2U CN209279688U (en) | 2018-11-28 | 2018-11-28 | A kind of aluminum-bar heating furnace with waste gas recovering device |
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| Publication Number | Publication Date |
|---|---|
| CN209279688U true CN209279688U (en) | 2019-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821983629.2U Active CN209279688U (en) | 2018-11-28 | 2018-11-28 | A kind of aluminum-bar heating furnace with waste gas recovering device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109612284A (en) * | 2018-11-28 | 2019-04-12 | 佛山市宏富达机械设备有限公司 | A kind of aluminum-bar heating furnace with waste gas recovering device |
-
2018
- 2018-11-28 CN CN201821983629.2U patent/CN209279688U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109612284A (en) * | 2018-11-28 | 2019-04-12 | 佛山市宏富达机械设备有限公司 | A kind of aluminum-bar heating furnace with waste gas recovering device |
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