CN212576002U - Waste gas desulfurization device for environmental protection with waste heat recovery function - Google Patents
Waste gas desulfurization device for environmental protection with waste heat recovery function Download PDFInfo
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- CN212576002U CN212576002U CN202020765543.3U CN202020765543U CN212576002U CN 212576002 U CN212576002 U CN 212576002U CN 202020765543 U CN202020765543 U CN 202020765543U CN 212576002 U CN212576002 U CN 212576002U
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- filter screen
- environmental protection
- recovery function
- heat recovery
- push block
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Abstract
The utility model discloses a waste gas desulphurization unit is used to environmental protection with waste heat recovery function, including reactor, heat exchanger fin, first ejector pad and filter screen, the inboard position in upper end of reactor is provided with atomizer, and the right side of reactor is connected with the intake pipe, the outside of gas vent is connected with the blast pipe, and is provided with the heat exchanger fin between blast pipe and the intake pipe, the inboard bearing of gas vent is connected with the impeller, and the left end hub connection of impeller has first ejector pad, the camera obscura has been seted up to the inner wall of gas vent, and the gas vent inboard is provided with the filter frame, the inboard of filter frame is provided with the filter screen, and is provided with the gasbag between filter screen and the filter frame. This exhaust gas desulfurization device for environmental protection with waste heat recovery function can utilize the air current effect of waste gas to clear up the filter screen automatically, avoids taking place to block up in the long-term use of filter screen, can effectively retrieve the waste heat in the waste gas simultaneously, has improved the environmental protection and energy saving nature of device.
Description
Technical Field
The utility model relates to a waste gas desulfurization technical field specifically is a waste gas desulfurization device is used to environmental protection with waste heat recovery function.
Background
With the continuous development of society, people's demand for power supply is getting bigger and bigger, and although new energy development is being carried out at present, thermal power generation still is the main power generation source at present, can produce a large amount of sulphur-containing waste gas in the thermal power generation process, can cause serious environmental pollution if direct emission, therefore need to use the exhaust gas desulphurization device to carry out desulfurization, purification treatment to the waste gas, but the exhaust gas desulphurization device in the market still has some shortcomings at present, such as:
1. most of the existing waste gas desulfurization devices in the market adopt alkaline substances to react and neutralize sulfides in waste gas, a large amount of salt substances are generated in the reaction process, and part of the salt substances float in the treated gas, so that the treated gas needs to be filtered again by using a filtering device, but the existing waste gas desulfurization devices in the market are inconvenient to clean the filtering device conveniently, so that dust accumulation is easy to occur outside the filtering device to cause blockage, and certain use defects exist;
2. because the waste gas that produces among the thermal power generation process contains a large amount of heats, but the most inconvenience of exhaust gas desulphurization unit on the existing market retrieves the heat in the waste gas, leads to a large amount of heat energy to scatter and disappear, is unfavorable for the environmental protection.
We have proposed an environmentally friendly flue gas desulfurization apparatus having a waste heat recovery function so as to solve the problems set forth above.
Disclosure of Invention
An object of the utility model is to provide a waste gas desulphurization unit for environmental protection with waste heat recovery function to solve the inconvenient problem of carrying out convenient clearance and inconvenient heat to the waste gas and retrieving of carrying on of the exhaust gas desulphurization unit on the existing market that above-mentioned background art provided to filter equipment.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an exhaust gas desulfurization device is used to environmental protection with waste heat recovery function, includes reactor, heat exchanger fin, first ejector pad and filter screen, the inboard position in upper end of reactor is provided with atomizer, and the right side of reactor is connected with the intake pipe to the gas vent has been seted up on the right side of reactor, the outside of gas vent is connected with the blast pipe, and is provided with the heat exchanger fin between blast pipe and the intake pipe, the inboard bearing of gas vent is connected with the impeller, and the left end hub connection of impeller has first ejector pad, the camera obscura has been seted up to the inner wall of gas vent, and the gas vent inboard is provided with the filter frame to the spout has been seted up to the inboard of filter frame, the inboard of filter frame is provided with the filter screen, and is provided with the gasbag between filter screen and the filter.
Preferably, the exhaust pipe is of a spiral structure, and the exhaust pipe is in clearance fit with the air inlet pipe.
Preferably, the heat exchanger fin equidistance distributes between intake pipe and blast pipe, and the heat exchanger fin is the copper material to the both ends of heat exchanger fin laminate with intake pipe and blast pipe respectively mutually.
Preferably, the first pushing block and the second pushing block are the same in shape and structure, the first pushing block and the second pushing block are attached to each other, and the center lines of the first pushing block and the second pushing block are on the same straight line.
Preferably, the filter frame is in clearance fit with the exhaust port, the outer sides of the filter frame are symmetrically provided with clamping blocks, and the clamping blocks and the hidden grooves form a clamping sliding structure.
Preferably, the filter screen and the chute form a clamping sliding structure, and the filter screen and the exhaust port form an elastic sliding structure through the air bag.
Compared with the prior art, the beneficial effects of the utility model are that: this exhaust gas desulfurization device for environmental protection with waste heat recovery function:
1. the exhaust pipe is provided with the impeller and the first push block, when the exhaust pipe exhausts, the impeller can drive the first push block to synchronously rotate under the action of air flow, the first push block can continuously extrude and push the second push block in the rotating process so as to drive the filter screen to shake, so that dust attached to the surface of the filter screen can be shaken off, and the filter screen can be automatically cleaned by utilizing the air flow action of waste gas through the structure, so that the filter screen is prevented from being blocked in the long-term use process;
2. be provided with the heat exchanger fin, through the heat exchanger fin, can effectively must accomplish the heat transfer between intake pipe and the blast pipe for the gas after the processing heaies up, makes the device can effectively retrieve the waste heat in the waste gas through this structure, has improved the environmental protection and energy saving nature of device.
Drawings
FIG. 1 is a schematic view of the main sectional structure of the present invention;
FIG. 2 is a schematic side view of the intake pipe and the exhaust pipe of the present invention;
FIG. 3 is a schematic view of the main sectional structure of the exhaust port of the present invention;
FIG. 4 is a side view of the exhaust port of the present invention;
FIG. 5 is an enlarged schematic view of the structure at A in FIG. 3 according to the present invention;
fig. 6 is a schematic view of a three-dimensional structure of the first pushing block and the second pushing block of the present invention.
In the figure: 1. a reactor; 2. a spraying device; 3. an air inlet pipe; 4. an exhaust port; 5. an exhaust pipe; 6. a heat exchanger fin; 7. an impeller; 8. a first push block; 9. a hidden groove; 10. a filter frame; 1001. a clamping block; 11. a chute; 12. an air bag; 13. a filter screen; 14. and a second push block.
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, the present invention provides a technical solution: an environment-friendly waste gas desulfurization device with a waste heat recovery function comprises a reactor 1, a spraying device 2, an air inlet pipe 3, an air outlet 4, an exhaust pipe 5, a heat exchange plate 6, an impeller 7, a first push block 8, a blind groove 9, a filter frame 10, a chute 11, an air bag 12, a filter screen 13 and a second push block 14, wherein the spraying device 2 is arranged at the inner side of the upper end of the reactor 1, the air inlet pipe 3 is connected to the right side of the reactor 1, the air outlet 4 is formed in the right side of the reactor 1, the exhaust pipe 5 is connected to the outer side of the air outlet 4, the heat exchange plate 6 is arranged between the exhaust pipe 5 and the air inlet pipe 3, the impeller 7 is connected to the inner side bearing of the air outlet 4, the first push block 8 is connected to the left end shaft of the impeller 7, the blind groove 9 is formed in the inner wall of the air outlet 4, the filter frame 10 is arranged on the inner side, an air bag 12 is arranged between the filter screen 13 and the filter frame 10, and a second push block 14 is arranged on the right side of the filter screen 13;
the exhaust pipe 5 is of a spiral structure, the exhaust pipe 5 is in clearance fit with the air inlet pipe 3, and the spiral exhaust pipe 5 can effectively increase the corresponding area of the exhaust pipe 5 and the air inlet pipe 3, so that the heat exchange process of the exhaust pipe 5 and the air inlet pipe 3 is longer;
the heat exchange fins 6 are distributed between the air inlet pipe 3 and the exhaust pipe 5 at equal intervals, the heat exchange fins 6 are made of copper materials, two ends of each heat exchange fin 6 are respectively attached to the air inlet pipe 3 and the exhaust pipe 5, and the device can recover heat of high-temperature waste gas in the air inlet pipe 3 through the structure, so that gas after reaction in the exhaust pipe 5 is heated, the temperature of the gas reaches above a dew point, the gas is prevented from being exhausted in a mist shape, and a pipeline is prevented from being corroded;
the first pushing block 8 and the second pushing block 14 are the same in shape and structure, the first pushing block 8 and the second pushing block 14 are attached to each other, the center lines of the first pushing block 8 and the second pushing block 14 are on the same straight line, in the exhaust process of the device, the impeller 7 drives the first pushing block 8 to synchronously rotate under the action of air flow, the second pushing block 14 is pushed and pushed in the rotation process of the first pushing block 8, the second pushing block 14 drives the filter screen 13 to intermittently vibrate, so that dust adsorbed on the surface of the filter screen 13 can be dropped, and the filter screen 13 is prevented from being blocked and shaken;
the filter frame 10 is in clearance fit with the exhaust port 4, the fixture blocks 1001 are symmetrically arranged on the outer side of the filter frame 10, the fixture blocks 1001 and the blind groove 9 form a clamping sliding structure, and the filter frame 10 can be quickly installed and clamped inside the exhaust port 4 by sliding and rotating the fixture blocks 1001 along the blind groove 9;
The working principle is as follows: when the environment-friendly waste gas desulfurization device with the waste heat recovery function is used, firstly, as shown in fig. 1, limestone slurry is uniformly sprayed into the reactor 1 through the spraying device 2, waste gas is introduced into the reactor 1 through the gas inlet pipe 3, at the moment, the waste gas reacts with the vaporific limestone slurry to generate saturated salt, so as to remove sulfur elements in the waste gas, the reacted gas is discharged out of the reactor 1 through the exhaust pipe 5, as shown in fig. 3-6, meanwhile, the filter screen 13 filters salt dust carried in the gas, so as to prevent the dust from entering the exhaust pipe 5 and being discharged to the external environment, in the gas discharging process, the impeller 7 drives the first push block 8 to rotate under the action of air flow, and the first push block 8 intermittently extrudes and pushes the second push block 14 and the filter screen 13 in the rotating process, so that the filter screen 13 slides and vibrates along the chute 11, thereby automatically shaking off the dust attached to the surface of the filter screen 13 and avoiding the filter screen 13 from being blocked in the long-term use process;
as shown in fig. 1-2, when the exhaust pipe 5 exhausts, the heat exchanger fins 6 absorb and conduct the waste heat in the exhaust gas inside the intake pipe 3, so as to heat and raise the temperature of the gas inside the exhaust pipe 5, so that the temperature of the gas reaches above the dew point, thereby reducing the concentration of pollutants in the gas, avoiding the rapid corrosion inside the exhaust pipe 5, improving the practicability of the device, and completing a series of works.
Those not described in detail in this specification are within the skill of the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides an exhaust gas desulfurization device for environmental protection with waste heat recovery function, includes reactor (1), heat exchanger fin (6), first ejector pad (8) and filter screen (13), its characterized in that: the inner side of the upper end of the reactor (1) is provided with a spraying device (2), the right side of the reactor (1) is connected with an air inlet pipe (3), the right side of the reactor (1) is provided with an air outlet (4), the outer side of the air outlet (4) is connected with an exhaust pipe (5), a heat exchange sheet (6) is arranged between the exhaust pipe (5) and the air inlet pipe (3), the inner side of the air outlet (4) is in bearing connection with an impeller (7), the left end of the impeller (7) is in shaft connection with a first push block (8), the inner wall of the air outlet (4) is provided with a blind groove (9), the inner side of the air outlet (4) is provided with a filter frame (10), the inner side of the filter frame (10) is provided with a sliding groove (11), the inner side of the filter frame (10) is provided with a filter screen (13), and, and a second push block (14) is arranged on the right side of the filter screen (13).
2. The exhaust gas desulfurization apparatus for environmental protection having a residual heat recovery function according to claim 1, characterized in that: the exhaust pipe (5) is of a spiral structure, and the exhaust pipe (5) is in clearance fit with the air inlet pipe (3).
3. The exhaust gas desulfurization apparatus for environmental protection having a residual heat recovery function according to claim 1, characterized in that: the heat exchange fins (6) are equidistantly distributed between the air inlet pipe (3) and the exhaust pipe (5), the heat exchange fins (6) are made of copper materials, and the two ends of the heat exchange fins (6) are respectively attached to the air inlet pipe (3) and the exhaust pipe (5).
4. The exhaust gas desulfurization apparatus for environmental protection having a residual heat recovery function according to claim 1, characterized in that: the first push block (8) and the second push block (14) are identical in shape and structure, the first push block (8) and the second push block (14) are attached to each other, and the center lines of the first push block (8) and the second push block (14) are on the same straight line.
5. The exhaust gas desulfurization apparatus for environmental protection having a residual heat recovery function according to claim 1, characterized in that: the filter frame (10) is in clearance fit with the exhaust port (4), the clamping blocks (1001) are symmetrically arranged on the outer side of the filter frame (10), and the clamping blocks (1001) and the blind groove (9) form a clamping sliding structure.
6. The exhaust gas desulfurization apparatus for environmental protection having a residual heat recovery function according to claim 1, characterized in that: the filter screen (13) and the chute (11) form a clamping sliding structure, and the filter screen (13) and the exhaust port (4) form an elastic sliding structure through the air bag (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020765543.3U CN212576002U (en) | 2020-05-11 | 2020-05-11 | Waste gas desulfurization device for environmental protection with waste heat recovery function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020765543.3U CN212576002U (en) | 2020-05-11 | 2020-05-11 | Waste gas desulfurization device for environmental protection with waste heat recovery function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212576002U true CN212576002U (en) | 2021-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020765543.3U Expired - Fee Related CN212576002U (en) | 2020-05-11 | 2020-05-11 | Waste gas desulfurization device for environmental protection with waste heat recovery function |
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| CN (1) | CN212576002U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114699851A (en) * | 2022-03-21 | 2022-07-05 | 武汉宏澳绿色能源工程有限责任公司 | Waste gas treatment device for preparing polycrystalline silicon and using method thereof |
| CN115400580A (en) * | 2022-09-21 | 2022-11-29 | 安徽华塑股份有限公司 | Waste gas discharge device based on micro powder sedimentation, neutralization and desulfurization |
-
2020
- 2020-05-11 CN CN202020765543.3U patent/CN212576002U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114699851A (en) * | 2022-03-21 | 2022-07-05 | 武汉宏澳绿色能源工程有限责任公司 | Waste gas treatment device for preparing polycrystalline silicon and using method thereof |
| CN115400580A (en) * | 2022-09-21 | 2022-11-29 | 安徽华塑股份有限公司 | Waste gas discharge device based on micro powder sedimentation, neutralization and desulfurization |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210223 Termination date: 20210511 |
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| CF01 | Termination of patent right due to non-payment of annual fee |