CN212348030U - High-temperature flue gas bag type dust collector for steelmaking - Google Patents
High-temperature flue gas bag type dust collector for steelmaking Download PDFInfo
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- CN212348030U CN212348030U CN201922348920.3U CN201922348920U CN212348030U CN 212348030 U CN212348030 U CN 212348030U CN 201922348920 U CN201922348920 U CN 201922348920U CN 212348030 U CN212348030 U CN 212348030U
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Abstract
The utility model discloses a high-temperature flue gas bag type dust collector for steelmaking, which comprises a supporting unit, a dust collecting unit and an air inlet unit; a support unit: the supporting unit comprises a fixing ring, supporting legs are arranged on the lower surface of the fixing ring, foot seats are arranged at the lower ends of the supporting legs, and inclined plates are arranged among the supporting legs; a dust removal unit: the dust removal unit includes the dust remover casing, the dust remover casing is fixed through solid fixed ring, the upper end of dust remover casing is equipped with the clean room, and the clean room upper end is equipped with the lid, dust remover casing surface one side top is equipped with the outlet duct, the inside of dust remover casing is equipped with the mount, is equipped with the dust bag on the mount, dust remover casing surface top is equipped with the gas storage package, the utility model discloses dust removal effect is good, can be applicable to the high temperature flue gas, can convert the heat energy in the high temperature flue gas, improves the utilization ratio of the energy, and the deashing is convenient moreover, can unify the processing to the dust.
Description
Technical Field
The utility model relates to a dust remover technical field specifically is a high temperature flue gas bag collector for steelmaking.
Background
The main task of a steel plant is to desulfurize, dephosphorize, decarbonize and deoxidize molten iron and alloy the molten steel, then the molten steel is cast into a steel billet, a large amount of high-temperature flue gas is generated in the steel making process, the air pollution is serious, the haze weather frequently appears, the serious adverse effect is caused to the economic and social development of China, the particulate matters discharged by the industrial flue gas are main pollution factors influencing the air quality and become one of main inducement factors for forming the haze weather, some factories directly discharge the high-temperature flue gas into the atmosphere after simple treatment, so the environment is polluted, a large amount of heat energy is wasted, the bag type dust collector has no problem for the common flue gas treatment, but is not suitable for the treatment of the high-temperature flue gas, the common bag type dust collector with higher temperature cannot normally work, and the existing bag type dust collector has more difficulty in clearing dust accumulation, so that dust removing bags are blocked by dust adhered on the common bag type dust collector, so that the bag-type dust collector cannot work normally.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a high temperature flue gas bag collector for steelmaking, dust removal effect is good, can be applicable to the high temperature flue gas, can convert the heat energy in the high temperature flue gas, improves the utilization ratio of the energy, and the deashing is convenient moreover, can unify the processing to the dust, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a high-temperature flue gas bag type dust collector for steelmaking comprises a supporting unit, a dust collecting unit and an air inlet unit;
a support unit: the supporting unit comprises a fixing ring, supporting legs are arranged on the lower surface of the fixing ring, foot seats are arranged at the lower ends of the supporting legs, and inclined plates are arranged among the supporting legs;
a dust removal unit: the dust removal unit comprises a dust remover shell, the dust remover shell is fixed through a fixing ring, a cleaning chamber is arranged at the upper end of the dust remover shell, an upper cover body is arranged at the upper end of the cleaning chamber, an air outlet pipe is arranged above one side of the outer surface of the dust remover shell, a fixing frame is arranged inside the dust remover shell, a dust removal bag is arranged on the fixing frame, a gas storage bag is arranged above the outer surface of the dust remover shell, the gas storage bag is connected with injection pipes, the injection pipes correspond to the dust removal bag in a one-to-one mode, and electromagnetic pulse valves corresponding to the injection pipes are arranged on the;
an air intake unit: the air inlet unit comprises a heat exchange shell, the heat exchange shell is positioned on one side of the dust remover shell, an air inlet pipe is arranged on one side of the upper end surface of the heat exchange shell, a cold water pipe is arranged on one side of the air inlet pipe, a heat exchange water pipe is arranged inside the heat exchange shell, an induced draft fan is arranged at the lower end of the heat exchange shell, the air inlet end of the induced draft fan is connected with the center of the lower end surface of the heat exchange shell through an air pipe, and the air outlet end of the induced draft fan is connected;
wherein: still include the pulse controller, the pulse controller is located the swash plate, the input of electromagnetic pulse valve is connected to the output electricity of pulse controller, external switch's output is connected to the input electricity of draught fan, external power source's output is connected to external switch and pulse controller's input electricity.
Further, the below of mount is equipped with leads the gas net, and the below of leading the gas net is equipped with leads the ash bucket, can dredge the flue gas through leading the gas net for the flue gas is even through the dust removal bag, makes dust removal effect better.
Furthermore, the lower extreme of dust remover casing is the toper structure, dust remover casing lower extreme is connected with the collecting box, and the upper end and the ash guide hopper lower extreme of collecting box correspond and are connected, can unify through the collecting box and collect granule and dust in the flue gas for collect dust convenient and fast.
Furthermore, a hot water pipe is arranged on one side of the lower end surface of the heat exchange shell, the upper end of the hot water pipe penetrates through the heat exchange shell, the upper end of the hot water pipe is connected with the lower end of the heat exchange water pipe, the lower end of the cold water pipe penetrates through the heat exchange shell, the lower end of the cold water pipe is connected with the upper end of the heat exchange water pipe, heat in high-temperature flue gas can be converted into heat energy of water through the heat exchange water pipe, and the utilization efficiency of energy is improved.
Compared with the prior art, the beneficial effects of the utility model are that: this steelmaking is with high temperature flue gas bag collector has following benefit:
1. the utility model discloses on set up solid fixed ring, fixed heat transfer casing and dust remover casing through the fixed ring, carry out reliable support to solid fixed ring through the supporting leg, guaranteed the reliable work of this device.
2. The utility model discloses on set up the draught fan, can accelerate the flue gas to enter into the dust remover through the draught fan, improve the work efficiency of dust remover, make through the electromagnetic pulse valve clear away the deposition convenient and fast on the dust pocket surface, can turn into the heat energy of water with the heat in the high temperature flue gas through the heat transfer water pipe, improved the utilization efficiency of the energy.
3. The utility model discloses on set up the collecting box, can unify the collection to granule and dust in the flue gas through the collecting box, can dredge the flue gas through leading the gas network for the flue gas evenly passes through the dust bag, makes dust removal effect better, the utility model discloses dust removal effect is good, can be applicable to the high temperature flue gas, can convert the heat energy in the high temperature flue gas, improves the utilization ratio of the energy, and the deashing is convenient moreover, can unify the processing to the dust.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the cross-sectional structure of the present invention.
In the figure: the device comprises a supporting unit 1, a fixing ring 11, supporting legs 12, a sloping plate 13, a foot base 14, a pulse controller 2, a collecting box 3, a dust removing unit 4, an electromagnetic pulse valve 41, a dust remover shell 42, a cleaning chamber 43, an upper cover 44, an air inlet unit 5, a cold water pipe 51, a heat exchange shell 52, an air inlet pipe 53, a hot water pipe 6, an air outlet pipe 7, an air storage bag 8, a dust removing bag 9, a fixing frame 100, an air guide net 110, an ash guide hopper 120, an induced draft fan 130, a heat exchange water pipe 140 and a blowing pipe 150.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
Referring to fig. 1-2, the present invention provides a technical solution: a high-temperature flue gas bag type dust collector for steelmaking comprises a supporting unit 1, a dust collecting unit 4 and an air inlet unit 5;
the supporting unit 1: the supporting unit 1 comprises a fixing ring 11, a heat exchange shell 52 and a dust remover shell 42 are fixed through the fixing ring 11, supporting legs 12 are arranged on the lower surface of the fixing ring 11, the fixing ring 11 is reliably supported through the supporting legs 12, the reliable work of the device is guaranteed, foot seats 14 are arranged at the lower ends of the supporting legs 12, and inclined plates 13 are arranged between the supporting legs 12;
the dust removal unit 4: the dust removal unit 4 comprises a dust remover shell 42, the lower end of the dust remover shell 42 is of a conical structure, the lower end of the dust remover shell 42 is connected with a collection box 3, the upper end of the collection box 3 is correspondingly connected with the lower end of a dust guide hopper 120, particles and dust in smoke can be uniformly collected through the collection box 3, so that the dust can be conveniently and quickly collected, the dust remover shell 42 is fixed through a fixing ring 11, the upper end of the dust remover shell 42 is provided with a cleaning chamber 43, the upper end of the cleaning chamber 43 is provided with an upper cover body 44, an air outlet pipe 7 is arranged above one side of the outer surface of the dust remover shell 42, a fixing frame 100 is arranged inside the dust remover shell 42, an air guide net 110 is arranged below the fixing frame 100, the dust guide hopper 120 is arranged below the air guide net 110, the smoke can be guided through the air guide net 110, so that the smoke, a gas storage bag 8 is arranged above the outer surface of the dust remover shell 42, the gas storage bag 8 is connected with an injection pipe 150, the injection pipes 150 correspond to the dust removal bags 9 one by one, and the gas storage bag 8 is provided with an electromagnetic pulse valve 41 corresponding to the injection pipe 150;
the air intake unit 5: the air inlet unit 5 comprises a heat exchange shell 52, the heat exchange shell 52 is positioned at one side of the dust remover shell 42, an air inlet pipe 53 is arranged at one side of the upper end surface of the heat exchange shell 52, a cold water pipe 51 is arranged at one side of the air inlet pipe 53, the lower end of the cold water pipe 51 penetrates into the heat exchange shell 52, the lower end of the cold water pipe 51 is connected with the upper end of the heat exchange water pipe 140, the heat in the high-temperature flue gas can be converted into the heat energy of water through the heat exchange water pipe 140, the utilization efficiency of energy is improved, the heat exchange water pipe 140 is arranged inside the heat exchange shell 52, the lower end of the heat exchange shell 52 is provided with the induced draft fan 130, the air inlet end of the induced draft fan 130 is connected with the center of the lower end surface of the heat exchange shell 52 through an air pipe, the air outlet end of the induced draft fan 130 is connected with the lower end of the dust remover shell 42 through an air pipe, one side of the lower end surface of the heat exchange shell 52 is provided with the hot water pipe 6, the upper end of the hot water pipe 6 penetrates into the heat exchange shell;
wherein: the dust remover also comprises a pulse controller 2, the pulse controller 2 is positioned on the inclined plate 13, the output end of the pulse controller 2 is electrically connected with the input end of the electromagnetic pulse valve 41, the input end of the draught fan 130 is electrically connected with the output end of an external switch, the input ends of the external switch and the pulse controller 2 are electrically connected with the output end of an external power supply, the draught fan 130 can accelerate the flue gas to enter the dust remover, the working efficiency of the dust remover is improved, the dust on the surface of the dust removing bag 9 can be conveniently and quickly removed through the electromagnetic pulse valve 41, the heat in the high-temperature flue gas can be converted into the heat energy of water through the heat exchange water pipe 140, the utilization efficiency of energy is improved, the particles and dust in the flue gas can be uniformly collected through the collecting box 3, the flue gas can be dredged through the gas guide net 110, the flue gas uniformly passes through the, the dust removal device is applicable to high-temperature flue gas, can convert heat energy in the high-temperature flue gas, improves the utilization rate of energy, is convenient for dust removal, and can uniformly treat dust.
When in use: the induced draft fan 130 is started by an external switch, high-temperature flue gas enters the inside of the heat exchange shell 52 through the air inlet pipe 53, heat is conducted to water through the heat exchange water pipe 140, the heated water is discharged through the hot water pipe 6, the induced draft fan 130 sends the cooled flue gas to the lower part of the inside of the dust remover shell 42 through the air pipe, the flue gas firstly touches the air guide net 110 to uniformly disperse the flue gas, larger particles in the flue gas touch the air guide net 110 and fall into the collection box 3 through the dust guide hopper 120, the flue gas upwards passes through the dust removing bag 9, dust in the flue gas is collected on the outer surface of the dust removing bag 9, the purified gas enters the cleaning chamber 43 and is collected at the air outlet pipe 7 and is discharged through the air outlet pipe 7, when the dust on the surface of the dust removing bag 9 is collected to a certain degree, the electromagnetic pulse valve 41 is controlled by the pulse controller 2, the compressed air in the air storage bag 8 is discharged through the injection pipe, the dust falls into the collection box 3 through the dust guide hopper 120.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a steelmaking is with high temperature flue gas bag collector which characterized in that: comprises a supporting unit, a dust removal unit and an air inlet unit;
a support unit: the supporting unit comprises a fixing ring, supporting legs are arranged on the lower surface of the fixing ring, foot seats are arranged at the lower ends of the supporting legs, and inclined plates are arranged among the supporting legs;
a dust removal unit: the dust removal unit comprises a dust remover shell, the dust remover shell is fixed through a fixing ring, a cleaning chamber is arranged at the upper end of the dust remover shell, an upper cover body is arranged at the upper end of the cleaning chamber, an air outlet pipe is arranged above one side of the outer surface of the dust remover shell, a fixing frame is arranged inside the dust remover shell, a dust removal bag is arranged on the fixing frame, a gas storage bag is arranged above the outer surface of the dust remover shell, the gas storage bag is connected with injection pipes, the injection pipes correspond to the dust removal bag in a one-to-one mode, and electromagnetic pulse valves corresponding to the injection pipes are arranged on the;
an air intake unit: the air inlet unit comprises a heat exchange shell, the heat exchange shell is positioned on one side of the dust remover shell, an air inlet pipe is arranged on one side of the upper end surface of the heat exchange shell, a cold water pipe is arranged on one side of the air inlet pipe, a heat exchange water pipe is arranged inside the heat exchange shell, an induced draft fan is arranged at the lower end of the heat exchange shell, the air inlet end of the induced draft fan is connected with the center of the lower end surface of the heat exchange shell through an air pipe, and the air outlet end of the induced draft fan is connected;
wherein: still include the pulse controller, the pulse controller is located the swash plate, the input of electromagnetic pulse valve is connected to the output electricity of pulse controller, external switch's output is connected to the input electricity of draught fan, external power source's output is connected to external switch and pulse controller's input electricity.
2. The steelmaking high-temperature flue gas bag filter as claimed in claim 1, wherein: an air guide net is arranged below the fixing frame, and an ash guide hopper is arranged below the air guide net.
3. The steelmaking high-temperature flue gas bag filter as claimed in claim 1 or 2, wherein: the lower end of the dust remover shell is of a conical structure, the lower end of the dust remover shell is connected with a collecting box, and the upper end of the collecting box is correspondingly connected with the lower end of an ash guide hopper.
4. The steelmaking high-temperature flue gas bag filter as claimed in claim 1, wherein: the heat exchanger is characterized in that a hot water pipe is arranged on one side of the surface of the lower end of the heat exchange shell, the upper end of the hot water pipe penetrates into the heat exchange shell, the upper end of the hot water pipe is connected with the lower end of the heat exchange water pipe, the lower end of the cold water pipe penetrates into the heat exchange shell, and the lower end of the cold water pipe is connected with the upper end of the heat exchange water pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922348920.3U CN212348030U (en) | 2019-12-24 | 2019-12-24 | High-temperature flue gas bag type dust collector for steelmaking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922348920.3U CN212348030U (en) | 2019-12-24 | 2019-12-24 | High-temperature flue gas bag type dust collector for steelmaking |
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| Publication Number | Publication Date |
|---|---|
| CN212348030U true CN212348030U (en) | 2021-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922348920.3U Active CN212348030U (en) | 2019-12-24 | 2019-12-24 | High-temperature flue gas bag type dust collector for steelmaking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212348030U (en) |
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- 2019-12-24 CN CN201922348920.3U patent/CN212348030U/en active Active
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