CN212645399U - High-efficient waste heat recovery utilizes system of glass kiln flue gas - Google Patents
High-efficient waste heat recovery utilizes system of glass kiln flue gas Download PDFInfo
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- CN212645399U CN212645399U CN202021272074.8U CN202021272074U CN212645399U CN 212645399 U CN212645399 U CN 212645399U CN 202021272074 U CN202021272074 U CN 202021272074U CN 212645399 U CN212645399 U CN 212645399U
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Abstract
The utility model discloses a high-efficient waste heat recovery utilizes system of glass kiln flue gas, including dust collector, heat exchange device, pulse soot blower, draught fan, demineralized water preparation facilities, evaporimeter and steam collection pocket in advance, the input of heat exchange device is connected to dust collector's output in advance, the input of draught fan is connected to heat exchange device's output, the input of heat exchange device is connected to pulse soot blower's output, the input of evaporimeter is connected with demineralized water preparation facilities's output to heat exchange device, the input of steam collection pocket is connected to the output of evaporimeter. The high-efficiency waste heat recycling system for the glass kiln flue gas can effectively solve the problems of waste heat utilization rate of the kiln flue gas and air pollution, and periodically performs pulse soot blowing through the pulse soot blowing device so as to improve the heat exchange efficiency of the heat exchange tube in the heat exchange device.
Description
Technical Field
The utility model relates to a flue gas waste heat treatment system technical field specifically is a high-efficient waste heat recovery utilizes system of glass kiln flue gas.
Background
The heat energy utilization of the glass melted by the existing glass kiln is only 30% -40%, and 60% -70% of the heat energy is directly discharged into the atmosphere along with high-temperature flue gas; not only pollutes the atmospheric environment, but also does not meet the requirements of energy conservation and consumption reduction. Under the current strict environmental protection requirement and the pressure of energy conservation and emission reduction, the high-temperature flue gas exhausted from the flue at the rear end of the kiln is recycled, which becomes the common requirement of glass manufacturers. The glass kiln smoke is complex in composition, and dust in the smoke can block a heat exchanger pipeline in the process of heat exchange of the smoke, so that the heat exchange efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high-efficient waste heat recovery of glass kiln flue gas utilizes system can effectively solve the problem that kiln flue gas waste heat utilization rate and atmosphere pollute to pulse soot blower periodic pulse through setting up blows the ash, with the heat exchange efficiency who improves the heat exchange device interior heat exchange tube, can solve the problem among the prior art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high-efficient waste heat recovery utilizes system of glass kiln flue gas, includes dust collector, heat exchange device, pulse soot blower, draught fan, demineralized water preparation facilities, evaporimeter and steam collection pocket in advance, the input of heat exchange device is connected to dust collector's output in advance, the input of draught fan is connected to heat exchange device's output, the input of heat exchange device is connected to pulse soot blower's output, the input of evaporimeter is connected with demineralized water preparation facilities's output to heat exchange device, the input of steam collection pocket is connected to the output of evaporimeter.
Preferably, the pre-dedusting device consists of a dedusting tank, a partition plate and filter cartridges, wherein the partition plate is arranged at the upper end of the dedusting tank, and the filter cartridges are arranged on the partition plate in parallel; the filter cartridge also comprises an inner frame, a filter bag, an end cover and an air duct; the filter bag is sleeved in the inner frame, the end cover is covered at the port of the inner frame, the air guide pipe is inserted in the pipe orifice in the middle of the end cover, and one end of the air guide pipe penetrates through the plate wall of the partition plate, extends into the cavity above the partition plate and is fixed through the screw cap.
Preferably, the heat exchange device comprises a box body and a heat exchange tube, the air inlet tube end of the box body is connected with the air outlet tube end of the dust removal tank through a pipeline, the heat exchange tube is uniformly arranged in the box body, and one end of the heat exchange tube penetrates through the side wall of the box body, extends out of the box body and extends into the evaporator.
Preferably, the pulse soot blower comprises a gas pipe, branch pipes, an electromagnetic pulse valve and a blowing pipe, the gas pipe is arranged outside the box body, the branch pipes are arranged on the gas pipe in parallel, one ends of the branch pipes are connected with the gas pipe, the other ends of the branch pipes penetrate through the side wall of the box body and extend into the box body and correspond to the heat exchange pipes one by one, the electromagnetic pulse valve is installed at one end of the branch pipe, one end of the blowing pipe is connected with the electromagnetic pulse valve, and the other end of the blowing pipe faces the heat exchange pipes.
Compared with the prior art, the beneficial effects of the utility model are as follows:
according to the high-efficiency waste heat recycling system for the glass kiln flue gas, the high-temperature flue gas is subjected to preliminary filtration and dust removal by the pre-dust removal device and then is input into the heat exchange device for heat exchange; leading the heat-exchanged flue gas into other flue gas treatment equipment through a draught fan for retreatment; the heat after heat exchange enters the evaporator, and the generated steam is input into the steam collection drum to be stored so as to be used as a gasification agent for coal gas of the gas stove.
This high-efficient waste heat recovery of glass kiln flue gas utilizes system, when high temperature flue gas input in the dust collector in advance, filter the gas of input through the section of thick bamboo that sets up to keep apart the dust outside the filter bag, and the gas that purifies discharges via the air duct, thereby realizes the dust removal effect in advance to the flue gas.
According to the high-efficiency waste heat recycling system for the glass kiln flue gas, after high-temperature flue gas is input into the heat exchange device, the heat of the flue gas is absorbed through the arranged heat exchange tube and is conducted into the evaporator, so that the effect of cooling the flue gas is achieved; and a large amount of dust can be attached to the heat exchange tube in the process of absorbing the heat of the flue gas, and at the moment, the electromagnetic pulse valve is opened to enable the gas to be sprayed on the heat exchange tube through the spraying and blowing pipe, so that the dust is sprayed and removed, and the heat exchange efficiency of the heat exchange tube is improved.
Drawings
FIG. 1 is a schematic diagram of the system of the present invention;
FIG. 2 is a first system frame diagram of the present invention;
FIG. 3 is a second system frame diagram of the present invention;
FIG. 4 is a structural diagram of the pre-dust removing device of the present invention;
FIG. 5 is a top view of the filter cartridge structure of the present invention;
fig. 6 is a side view of the pulse sootblower of the present invention.
In the figure: 1. a pre-dust removal device; 11. a dust removal tank; 12. a partition plate; 13. a filter cartridge; 131. an inner frame; 132. a filter bag; 133. an end cap; 134. an air duct; 2. a heat exchange device; 21. a box body; 22. a heat exchange pipe; 3. a pulse soot blower; 31. a gas delivery pipe; 32. a branch pipe; 33. an electromagnetic pulse valve; 34. a blowing pipe; 4. an induced draft fan; 5. a softened water preparation device; 6. an evaporator; 7. a steam collecting drum.
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.
Referring to fig. 1-6, a high-efficiency waste heat recycling system for glass kiln flue gas comprises a pre-dust removal device 1, a heat exchange device 2, a pulse soot blower 3, a draught fan 4, a softened water preparation device 5, an evaporator 6 and a steam collection drum 7; wherein, the output of dust collector 1 in advance is connected the input of heat exchange device 2, and the input of draught fan 4 is connected to the output of heat exchange device 2, and the input of heat exchange device 2 is connected to the output of pulse soot blower 3, and the input of evaporimeter 6 is connected with the output of heat exchange device 2 and demineralized water preparation facilities 5, and the input of album steam pocket 7 is connected to the output of evaporimeter 6.
The high-temperature flue gas is input into the pre-dust removal device 1 through a flue gas inlet, is input into the heat exchange device 2 from a pipeline after being preliminarily filtered by the pre-dust removal device 1, is cooled by the heat exchange device 2, then enters the induced draft fan 4 from the pipeline, and is discharged from a flue gas outlet of the induced draft fan.
The pre-dedusting device 1 consists of a dedusting tank 11, a partition plate 12 and filter cartridges 13, wherein the partition plate 12 is arranged at the upper end of the dedusting tank 11, and the filter cartridges 13 are arranged on the partition plate 12 in parallel; the filter cartridge 13 further comprises an inner frame 131, a filter bag 132, an end cover 133 and an air duct 134; the filter bag 132 is sleeved in the inner frame 131, the end cover 133 is covered at the port of the inner frame 131, the air duct 134 is inserted in the pipe orifice in the middle of the end cover 133, and one end of the air duct 134 penetrates through the plate wall of the partition plate 12, extends into the cavity above the partition plate 12, and is fixed by a nut; when the high temperature flue gas is introduced into the pre-dust removing device 1, the introduced gas is filtered by the filter cartridge 13, dust is isolated outside the filter bag 132, and the purified gas is discharged through the gas guide pipe 134.
The heat exchange device 2 consists of a box body 21 and a heat exchange tube 22, wherein the air inlet tube end of the box body 21 is connected with the air outlet tube end of the dust removing tank 11 through a pipeline, the heat exchange tube 22 is uniformly arranged in the box body 21, and one end of the heat exchange tube 22 penetrates through the side wall of the box body 21 to extend out of the box body and extend into the evaporator 6; the heat of the flue gas is absorbed by the heat exchange tube 22 and conducted to the evaporator 6, thereby cooling the flue gas.
The pulse soot blower 3 is composed of a gas pipe 31, branch pipes 32, an electromagnetic pulse valve 33 and a blowing pipe 34, wherein the gas pipe 31 is arranged outside the box body 21, the branch pipes 32 are arranged on the gas pipe 31 in parallel, one ends of the branch pipes 32 are connected with the gas pipe 31, the other ends of the branch pipes 32 penetrate through the side wall of the box body 21 to extend into the box and correspond to the heat exchange tubes 22 one by one, the electromagnetic pulse valve 33 is installed at one end of the branch pipes 32, one end of the blowing pipe 34 is connected with the electromagnetic pulse valve 33, and the other end of the blowing pipe 34 faces the heat exchange tubes 22; the gas is conveyed through the gas conveying pipe 31, the opening and closing of the electromagnetic pulse valve 33 are controlled through the controller or the control cabinet, so that high-pressure gas is released and blown onto the heat exchange pipe 22 through the blowing pipe 34, and dust attached to the heat exchange pipe 22 is blown off, so that the heat exchange efficiency of the heat exchange pipe 22 is improved.
According to the high-efficiency waste heat recycling system for the glass kiln flue gas, the high-temperature flue gas is subjected to preliminary filtration and dust removal by the pre-dust removal device 1 and then is input into the heat exchange device 2 for heat exchange; the flue gas after heat exchange is guided into other flue gas treatment equipment through a draught fan 4 for retreatment; the heat after heat exchange enters the evaporator 6, and the generated steam is input into the steam collection drum 7 for storage so as to be used as a gasification agent for coal gas of the gas stove.
This high-efficient waste heat recovery of glass kiln flue gas utilizes system, when high temperature flue gas input in dust collector 1 in advance, filter the gas of input through the section of thick bamboo 13 that sets up to keep apart the dust outside filter bag 132, and the gas of purification is discharged via air duct 134, thereby realizes the dust removal effect in advance to the flue gas.
According to the high-efficiency waste heat recycling system for the glass kiln flue gas, after high-temperature flue gas is input into the heat exchange device 2, the heat of the flue gas is absorbed through the arranged heat exchange tube 22 and is conducted into the evaporator 6, so that the effect of cooling the flue gas is achieved; in the process of absorbing the heat of the flue gas in the heat exchange tube 22, a large amount of dust adheres to the heat exchange tube 22, and at the moment, the electromagnetic pulse valve 33 is opened to blow the gas on the heat exchange tube 22 through the blowing tube 34, so that the dust is blown out, and the heat exchange efficiency of the heat exchange tube 22 is improved.
In summary, the following steps: the high-efficiency waste heat recycling system for the glass kiln flue gas can effectively solve the problems of waste heat utilization rate of the kiln flue gas and air pollution, and periodically pulse soot blowing is carried out through the pulse soot blowing device 3, so that the heat exchange efficiency of the heat exchange tube 22 in the heat exchange device 2 is improved, and the problems in the prior art are effectively solved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 high-efficient waste heat recovery utilizes system of glass kiln flue gas, includes dust collector (1), heat exchange device (2), pulse soot blower (3), draught fan (4), demineralized water preparation facilities (5), evaporimeter (6) and steam collection pocket (7) in advance, its characterized in that: the input of heat exchange device (2) is connected to the output of dust collector (1) in advance, the input of draught fan (4) is connected to the output of heat exchange device (2), the input of heat exchange device (2) is connected to the output of pulse soot blower (3), the input of evaporimeter (6) is connected with the output of demineralized water preparation facilities (5) in heat exchange device (2), the input of steam collection package (7) is connected to the output of evaporimeter (6).
2. The system for recycling the high-efficiency waste heat of the glass kiln flue gas as claimed in claim 1, is characterized in that: the pre-dedusting device (1) consists of a dedusting tank (11), a partition plate (12) and filter cylinders (13), wherein the partition plate (12) is arranged at the upper end of the dedusting tank (11), and the filter cylinders (13) are arranged on the partition plate (12) in parallel; the filter cartridge (13) also comprises an inner frame (131), a filter bag (132), an end cover (133) and an air duct (134); the filter bag (132) is sleeved in the inner frame (131), the end cover (133) is covered at the port of the inner frame (131), the air guide pipe (134) is inserted in the pipe orifice in the middle of the end cover (133), and one end of the air guide pipe (134) penetrates through the plate wall of the partition plate (12), extends into the upper cavity of the partition plate (12), and is fixed through a nut.
3. The system for recycling the high-efficiency waste heat of the glass kiln flue gas as claimed in claim 1, is characterized in that: the heat exchange device (2) is composed of a box body (21) and heat exchange tubes (22), the air inlet tube end of the box body (21) is connected with the air outlet tube end of the dust removing tank (11) through a pipeline, the heat exchange tubes (22) are uniformly arranged in the box body (21), and one ends of the heat exchange tubes (22) penetrate through the side wall of the box body (21) to extend out of the box body and extend into the evaporator (6).
4. The system for recycling the high-efficiency waste heat of the glass kiln flue gas as claimed in claim 1 or 3, wherein: the pulse soot blowing device (3) is composed of a gas pipe (31), branch pipes (32), electromagnetic pulse valves (33) and blowing pipes (34), the gas pipe (31) is arranged on the outer side of the box body (21), the branch pipes (32) are arranged on the gas pipe (31) in parallel, one ends of the branch pipes (32) are connected with the gas pipe (31), the other ends of the branch pipes (32) penetrate through the side wall of the box body (21) to extend into the box and correspond to the heat exchange pipes (22) one by one, the electromagnetic pulse valves (33) are installed at one ends of the branch pipes (32), one ends of the blowing pipes (34) are connected with the electromagnetic pulse valves (33), and the other ends of the blowing pipes (34) are opposite to the heat exchange pipes (22).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021272074.8U CN212645399U (en) | 2020-07-01 | 2020-07-01 | High-efficient waste heat recovery utilizes system of glass kiln flue gas |
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| CN202021272074.8U CN212645399U (en) | 2020-07-01 | 2020-07-01 | High-efficient waste heat recovery utilizes system of glass kiln flue gas |
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| CN212645399U true CN212645399U (en) | 2021-03-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115400517A (en) * | 2022-08-15 | 2022-11-29 | 南京科赫科技有限公司 | High-temperature flue gas dust removal system and process |
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- 2020-07-01 CN CN202021272074.8U patent/CN212645399U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115400517A (en) * | 2022-08-15 | 2022-11-29 | 南京科赫科技有限公司 | High-temperature flue gas dust removal system and process |
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