CN210356672U - Waste gas grading treatment system - Google Patents
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- CN210356672U CN210356672U CN201921273803.9U CN201921273803U CN210356672U CN 210356672 U CN210356672 U CN 210356672U CN 201921273803 U CN201921273803 U CN 201921273803U CN 210356672 U CN210356672 U CN 210356672U
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Abstract
A waste gas grading treatment system comprises a treatment tower, wherein a plurality of spray rooms are arranged in the treatment tower in an overlapped mode, two adjacent spray rooms are communicated end to end, a spiral spray layer is longitudinally arranged in each spray room, and each spiral spray layer is communicated with absorption liquid outside the treatment tower; the inlet of the spray chamber at the bottommost part is communicated with an exhaust gas source; the outlet of the spray chamber at the top is communicated with the inlet of the charged dust collecting device, and the outlet of the charged dust collecting device is arranged at the other end opposite to the inlet of the charged dust collecting device; the aeration tank is filled with absorption liquid, and the top of the aeration tank is provided with a purification air outlet; an aerator is installed in the aeration tank, the bottom of the aerator is rotatably installed at the bottom of the aeration tank, multilayer cutting devices are symmetrically installed on the inner peripheral wall of the aerator, an air inlet communicated with an outlet of the charged dust collecting device is formed in the bottom of the aeration tank, and the air inlet is positioned on the periphery of the bottom of the aerator. The utility model discloses a carry out stage treatment to waste gas, improve the absorption rate to waste gas, reduce the cost of enterprise's processing.
Description
Technical Field
The utility model relates to a waste gas treatment technical field, the utility model particularly relates to a waste gas grading treatment system.
Background
Atmospheric pollution is one of the most prominent environmental problems in the world at present, the main source of pollutants is industrial waste gas, the types of the generated pollutants are different due to different production processes of the industrial waste gas, and different treatment processes should be adopted for different types of pollutants.
In industrial production, various organic waste gases are generated, which mainly comprise various hydrocarbons, alcohols, aldehydes, acids, ketones, amines and the like. The sources of these exhaust gases are quite wide, some of them being chemical: exhausting of petrochemical and organic synthesis reaction equipment, organic solvents in printing ink in the printing industry, mechanical painting in the mechanical industry, odor generated by metal products, exhaust of automobile painting in the automobile industry, exhaust of drying furnace casting production equipment, exhaust of spraying equipment in hardware and home and property factories and the like. In production, the emission of organic waste gas is always a prominent problem, and most of the organic waste gas is harmful to human health. For example, after organic waste gas enters a human body through a respiratory tract and skin, the organic waste gas can cause temporary and permanent pathological changes to systems and organs such as breath, blood, liver and the like of the human body, and particularly benzopyrene polycyclic aromatic hydrocarbons can directly cause carcinogenesis to the human body and harm the health of the human body.
In the existing waste gas treatment device, because the contact area and the contact time of waste gas and absorption liquid are limited, the absorption rate of the absorption liquid to the waste gas is limited, more absorption liquid is needed to treat the waste gas, the cost is higher, and great operation pressure is caused for production enterprises.
SUMMERY OF THE UTILITY MODEL
To the problem and the actual demand that above-mentioned prior art exists, the utility model aims to provide a waste gas grading treatment system carries out the hierarchical processing through carrying out waste gas in the tower body, carries out aeration treatment in the aeration tank afterwards, finally improves the absorption rate to waste gas, reduces the treatment cost of enterprise.
In order to solve the above problem, the utility model discloses a waste gas grading treatment system, include:
the treatment tower is of a vertical cylindrical hollow structure, a plurality of spray rooms are arranged in the treatment tower in an overlapped mode, two adjacent spray rooms are communicated end to end, a spiral spray layer is longitudinally arranged in each spray room, and each spiral spray layer is communicated with absorption liquid outside the treatment tower; the inlet of the spray chamber at the bottommost part is communicated with an exhaust gas source;
the charged dust collecting device is arranged at the top of the treatment tower, the outlet of the spray chamber at the top is communicated with the inlet of the charged dust collecting device, and the outlet of the charged dust collecting device is arranged at the other end opposite to the inlet of the charged dust collecting device;
the aeration tank is filled with absorption liquid, and the top of the aeration tank is provided with a purification air outlet; the aeration tank is internally provided with an aerator which is of a tubular structure with an upper opening and a lower opening, the bottom of the aerator is rotatably arranged at the bottom of the aeration tank, the inner peripheral wall of the aerator is symmetrically provided with a plurality of layers of cutting devices, the bottom of the aeration tank is provided with an air inlet communicated with the outlet of the charge dust collecting device, and the air inlet is positioned at the periphery of the bottom of the aerator.
Preferably, the bottom of the treatment tower is suspended on the ground through a support, an air blowing device is arranged at the bottom of the treatment tower, and an exhaust gas source enters the treatment tower through the air blowing device.
Preferably, the spray chambers are completely filled in the treatment tower, each spray chamber comprises a first spray chamber and a second spray chamber which are alternately stacked, the inlet of the first spray chamber at the bottom is communicated with the outlet of the air blowing device, and the outlet of the first spray chamber at the top is communicated with the inlet of the charged dust collecting device.
Preferably, each spray room is of a cylindrical cavity structure, the spiral spray layers are arranged at intervals in the spray rooms, the tops of the spiral spray layers are connected with the tops of the spray rooms, the bottoms of the spiral spray layers are arranged at intervals with the bottoms of the spray rooms, each spray room is provided with a reflux port in a penetrating mode, and the height of the reflux port is larger than that of the bottoms of the spiral spray layers in the spray rooms.
Preferably, a first opening is formed in the center of the bottom of the first spray chamber, the first opening corresponds to the center of the spiral spray layer, the first opening of the first spray chamber is communicated with an outlet of the air blowing device, a second opening is formed in the outer side of the top of the first spray chamber, and the second opening corresponds to the outlet of the outer side of the spiral spray layer.
Preferably, the second spray room overlaps to be set up two between the first spray room, the third opening has been seted up in the bottom outside of second spray room, the third opening with spiral spray layer outside exit position corresponds, third opening and bottom the second opening intercommunication of first spray room, the fourth opening has been seted up at the top center of second spray room, the fourth opening with spiral spray layer central point puts and corresponds, fourth opening and top the first opening intercommunication of first spray room.
Preferably, be provided with the cavity intermediate layer in the spiral sprays the layer, the cavity intermediate layer sets up to by outer to interior reduction formula structure, spiral spray on the layer both sides wall arranged with the mouth that sprays of cavity intermediate layer intercommunication, vertically set up a feed pipe on the treatment tower lateral wall, the feed pipe with the absorption liquid intercommunication, each spiral spray the outside on layer and follow spray the chamber lateral wall and draw forth, just feed pipe and each spiral spray the port intercommunication of drawing forth on layer.
Preferably, the charged dust collecting device comprises a first polar plate connected with a negative electrode of a power supply and a second polar plate connected with a positive electrode of the power supply, the first polar plate is arranged at the top of the first spray chamber, the second polar plates are arranged at the upper end of the first polar plate at intervals in parallel, a closed structure is formed between the first polar plate and the second polar plate, an inlet of the charged dust collecting device is arranged at the bottom of the first end of the first polar plate, and the inlet of the charged dust collecting device is communicated with a second opening of the first spray chamber at the top; and the outlet of the charged dust collecting device is arranged on the connecting side wall between the first polar plate and the second end of the second polar plate.
Preferably, an annular rotating table is arranged at the bottom of the inner side of the aeration tank in a protruding mode, the bottom of the aerator rotates on the annular rotating table, a driving mechanism is arranged at the bottom of the outer side of the aeration tank, and an output shaft of the driving mechanism penetrates through the bottom of the aeration tank and is connected with the center of the bottom of the aerator.
Preferably, the cutting device comprises rhombic and conical cutting heads which are convexly distributed, the adjacent cutting devices are axially arranged at intervals and radially staggered, and the lengths of the adjacent cutting devices are different.
The utility model has the advantages as follows:
1. the utility model improves the structure and optimizes the layout of the treating tower, improves the waste gas removal rate and reduces the treating cost;
2. after-treatment is carried out through the aerator, the waste gas treatment process is further optimized, and the treatment efficiency and the removal rate are improved.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is an overall sectional view of a treatment tower of the present invention;
FIG. 2 is a cross-sectional view of a first spray chamber;
FIG. 3 is a cross-sectional view of a second spray chamber;
FIG. 4 is a top view of the interior of the first spray chamber;
FIG. 5 is a schematic view of the structure of the charged dust collector;
FIG. 6 is a schematic view of the structure of an aeration tank.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
Examples
As shown in fig. 1 to 6, the present invention provides a waste gas staged treatment system, which comprises a treatment tower 100, a spray chamber, an electric dust collector 200, an aeration tank 300 and an aerator 400. The waste gas enters the treatment tower 100 from the bottom, and is sequentially sprayed and absorbed in the first spray chambers 130 and the second spray chambers 140 which are arranged in a staggered manner, enters the charged dust collecting device 200 from the top of the tower body for dust removal, is finally sent into the aerator 400 for aeration absorption treatment, and is finally discharged from the top of the aerator 400.
The treating tower 100 is a vertical cylindrical hollow structure, overlapping arrangement has a plurality of spray rooms in the treating tower 100, and is concrete, the spray room is filled completely inside the treating tower 100, the spray room includes first spray room 130 and second spray room 140, adjacent two that stack the setting in turn the spray room end to end intercommunication for waste gas can pass through each first spray room 130 and second spray room 140 in proper order, increases the stroke of waste gas in the spray room, thereby improves the absorption reaction rate to waste gas.
The bottom of the treatment tower 100 is provided with a bracket 110, the bracket 110 is suspended on the ground through a support 111, the bottom of the treatment tower 100 is provided with an air blowing device 120, and the inlet of the first spray chamber 130 at the bottom is communicated with the outlet of the air blowing device 120, so that the waste gas source enters the bottom of the treatment tower 100 through the air blowing device 120.
Each spray room is the cylinder cavity structure unanimous with the inboard space shape of treatment tower 100, spiral spray layer 133 interval sets up in the spray room, the top and the place of spiral spray layer 133 the top of spray room is connected, the bottom and the place of spiral spray layer 133 the bottom interval of spray room sets up, and the absorption liquid that gathers in the bottom after spraying flows and outwards overflows. A backflow port 150 penetrates through and is led out of the side wall of each spray room, the height of the backflow port 150 is larger than that of the bottom of the spiral spray layer 133 in the spray room, so that absorption liquid accumulated at the bottom of the spray room overflows outwards from the backflow port 150, and meanwhile, a liquid seal is formed at the bottom of the spray room due to the fact that the height of the backflow port 150 is larger than that of the bottom of the spiral spray layer 133, and gas in the spray room is prevented from leaking outwards from the backflow port 150.
A first opening 132 is formed in the center of the bottom of the first spray chamber 130, the first opening 132 corresponds to the center of the spiral spray layer 133, and the first opening 132 of the first spray chamber 130 at the bottom is communicated with the outlet of the air blowing device 120 to introduce the exhaust gas into the first spray chamber 130. A second opening 131 is formed in the outer side of the top of the first spray chamber 130, and the second opening 131 corresponds to the outlet of the spiral spray layer 133. Waste gas enters from the center of the bottom of the first spraying chamber 130, and due to the spiral guiding effect of the spiral spraying layer 133, the waste gas in the first spraying chamber 130 spirals outwards along the spiral channel formed by the spiral spraying layer 133 and passes through the whole spiral channel in the first spraying chamber 130, so that the stroke and the residence time of the waste gas in the spraying chamber are increased, and in the spiral channel, the waste gas is fully contacted, reacted and absorbed by absorption liquid transversely sprayed out by the spiral spraying layer 133, and the waste gas removal rate is improved.
The second spray chambers 140 are arranged between the two first spray chambers 130 in an overlapping manner, third openings 142 are formed in the outer sides of the bottoms of the second spray chambers 140, and the third openings 142 correspond to the positions of the outlets in the outer sides of the spiral spray layers 133. The third opening 142 is communicated with the second opening 131 of the first spray chamber 130 at the bottom, and the waste gas after being treated by the spiral spraying of the first spray chamber 130 is output upwards from the second opening 131 and enters the outer side of the second spray chamber 140 through the third opening 142. due to the spiral guiding effect of the spiral spraying layer 133, the waste gas revolves inwards in the second spray chamber 140 along the spiral passage formed by the spiral spraying layer 133 and passes through the whole spiral passage in the second spray chamber 140, so that the stroke and the residence time of the waste gas in the spray chamber are increased, and in the spiral passage, the waste gas is further reacted and absorbed by the absorption liquid transversely sprayed out by the spiral spraying layer 133, and the waste gas removal rate is improved.
A fourth opening 141 is formed in the center of the top of the second spray chamber 140, the fourth opening 141 corresponds to the center of the spiral spray layer 133, the fourth opening 141 is communicated with the top of the first opening 132 of the first spray chamber 130, the waste gas after spiral spray treatment in the second spray chamber 140 is upwards output from the fourth opening 141 and enters the center of the first spray chamber 130 through the first opening 132 of the first spray chamber 130 on the upper layer, the waste gas is repeatedly subjected to spiral spray treatment in the first spray chamber 130, and the like until the waste gas is outwards output from the first spray chamber 130.
The spiral spraying layer 133 is internally provided with a hollow interlayer, two side walls of the spiral spraying layer 133 are provided with spraying ports communicated with the hollow interlayer, and absorption liquid is sprayed to two sides through the spraying ports and fully contacts with waste gas flowing through the spiral channel. A liquid supply pipe 160 is longitudinally arranged on the outer side wall of the treatment tower 100, the liquid supply pipe 160 is communicated with the absorption liquid, the outer side of each spiral spraying layer 133 is led out from the side wall of the spraying chamber, and the liquid supply pipe 160 is communicated with the leading-out port 134 of each spiral spraying layer 133 to send the absorption liquid into the hollow interlayer of each spiral spraying layer 133, as shown in fig. 4.
In this embodiment, the hollow interlayer is configured to be a tapered structure from outside to inside, so as to ensure the spraying pressure at the inner side end of the hollow interlayer, achieve uniform spraying of the spiral spraying layer 133, and improve the spraying effect.
The charged dust collecting device 200 is arranged at the top of the treatment tower 100, the outlet 131 of the first spray chamber 130 at the top is communicated with the inlet of the charged dust collecting device 200, and the outlet of the charged dust collecting device 200 is arranged at the other end opposite to the inlet of the charged dust collecting device 200. In this embodiment, the charged dust collecting device 200 includes a first polar plate 220 connected to a negative electrode of a power supply and a second polar plate 230 connected to a positive electrode of the power supply, the first polar plate 220 is disposed on the top of the first spray chamber 130, the second polar plate 230 is disposed at the upper end of the first polar plate 220 in parallel and at intervals, a closed structure is formed between the first polar plate 220 and the second polar plate 230, an inlet of the charged dust collecting device 200 is disposed at the bottom of a first end of the first polar plate 220, an inlet of the charged dust collecting device 200 is communicated with a second opening 131 of the first spray chamber 130 at the top, waste gas sprayed and processed by each spray chamber enters from an inlet at the bottom of the charged dust collecting device 200, an outlet of the charged dust collecting device 200 is disposed on a connecting sidewall between the second ends of the first polar plate 220 and the second polar plate 230, so that the waste gas can pass through the entire charged dust collecting device 200, the exhaust gas after the spraying treatment is subjected to charged electrostatic precipitation treatment in the charged dust collecting device 200.
The upper side and the lower side of the charged dust collecting device 200 are connected with direct-current high-voltage electricity, waste gas treated by the spray chamber is sent into the charged dust collecting device 200, dust in the waste gas is deflected when passing through an electric field in the charged dust collecting device, and the charged dust is adsorbed on the charged dust collecting device.
The aeration tank 300 is filled with absorption liquid, and the top of the aeration tank 300 is provided with a purified air outlet 320; an aerator 400 is arranged in the aeration tank 300, the aerator 400 is of a tubular structure with an upper opening and a lower opening, and the bottom of the aerator 400 is rotatably arranged at the bottom of the aeration tank 300. Specifically, an annular rotating platform 311 protrudes from the bottom of the inner side of the aeration tank 300, and the periphery of the bottom of the aerator 400 extends downward for a certain distance and is limited to rotate on the annular rotating platform 311, so that the bottom of the annular rotating platform 311 is spaced from the bottom of the inner side of the aeration tank 300 for a certain distance, and forms a closed cavity with the bottom of the inner side of the aeration tank 300.
The bottom of the aerator 400 is transversely provided with a support 410, the support 410 is of a hollow structure, so that the inside of the aerator 400 is communicated with a closed cavity at the bottom of the support 410, the bottom of the outer side of the aeration tank 300 is provided with a driving mechanism 500, and an output shaft 510 of the driving mechanism 500 penetrates through the bottom of the aeration tank 300 and is connected with the center of the bottom of the support 410, so that the aerator 400 is driven to rotate by the driving mechanism 500.
The bottom of the aeration tank 300 is provided with an air inlet 312 communicated with the outlet of the charged dust collecting device 200, the air inlet 312 is positioned at the periphery of the bottom of the aerator 400, the air inlet 312 is communicated with the outlet of the charged dust collecting device 200 through a pipeline 210, waste gas after being dedusted by the charged dust collecting device 200 is sent to the periphery of the bottom of the aerator 400 for aeration treatment, and is directly treated with absorption liquid in the aeration tank 300, the waste gas after being dedusted by the charged dust collecting device 200 reduces impurities such as dust, reduces impurity precipitates of the absorption liquid in the aeration tank 300, equivalently improves the purity of the absorption liquid, and improves the aeration absorption effect and the removal efficiency.
The exhaust gas is sent into the closed chamber at the bottom of the aeration tank 300, so that the exhaust gas output from the electric-charged dust collecting device 200 is confined in the closed chamber and enters the inside of the aerator 400 upward, passes through the aerator 400 from bottom to top and is output from the top, and is discharged to the outside through the purification air outlet 320.
Specifically, the waste gas moves from bottom to top from the periphery of the closed cavity, and meanwhile, the inner peripheral wall of the aerator 400 is symmetrically provided with a plurality of layers of cutting devices, each cutting device comprises rhombic and conical cutting heads which are convexly distributed, in order to improve the cutting effect on the gas, in this embodiment, the cutting device includes a first cutting head 401 and a second cutting head 402 which are arranged on the inner peripheral wall of the aerator 400 at intervals, the first cutting head 401 and the second cutting head 402 are arranged at intervals in the axial direction, are arranged staggered in the radial direction, and the lengths of the first cutting head 401 and the second cutting head 402 are not equal, in order to increase the cutting effect with gas, the cutting head is used for cutting the waste gas in the rise into small bubbles, and the waste gas is repeatedly cut and aerated by the first cutting head 401 and the second cutting head 402 rotating in the aerator 400 to form smaller small bubbles, so as to increase the contact area with the absorption liquid and improve the absorption rate to waste. At gaseous ascending in-process and cutting head automatic cutout formation microbubble to improve the aeration effect, simultaneously, in this embodiment, the rotatory setting of aeration equipment novelty, at gaseous ascending in-process, with gaseous and absorption liquid constantly stirring, rotatory cutting head has increased the contact cutting effect with gaseous simultaneously, further cuts into gaseous littleer bubble, thereby has further improved the aeration effect, promotes the desorption efficiency to waste gas.
From the above, the utility model improves the waste gas removal rate and reduces the treatment cost by improving the structure and optimizing the layout of the treatment tower; meanwhile, after-treatment is carried out through the aerator, the waste gas treatment process is further optimized, and the treatment efficiency and the removal rate are improved.
Although the preferred embodiments of the present invention have been disclosed for illustrative purposes, those skilled in the art will recognize that: various modifications, additions and substitutions are possible, without departing from the scope and spirit of the invention as disclosed in the accompanying claims.
Claims (10)
1. An exhaust gas staged treatment system comprising:
the treatment tower is of a vertical cylindrical hollow structure, a plurality of spray rooms are arranged in the treatment tower in an overlapped mode, two adjacent spray rooms are communicated end to end, a spiral spray layer is longitudinally arranged in each spray room, and each spiral spray layer is communicated with absorption liquid outside the treatment tower; the inlet of the spray chamber at the bottommost part is communicated with an exhaust gas source;
the charged dust collecting device is arranged at the top of the treatment tower, the outlet of the spray chamber at the top is communicated with the inlet of the charged dust collecting device, and the outlet of the charged dust collecting device is arranged at the other end opposite to the inlet of the charged dust collecting device;
the aeration tank is filled with absorption liquid, and the top of the aeration tank is provided with a purification air outlet; the aeration tank is internally provided with an aerator which is of a tubular structure with an upper opening and a lower opening, the bottom of the aerator is rotatably arranged at the bottom of the aeration tank, the inner peripheral wall of the aerator is symmetrically provided with a plurality of layers of cutting devices, the bottom of the aeration tank is provided with an air inlet communicated with the outlet of the charge dust collecting device, and the air inlet is positioned at the periphery of the bottom of the aerator.
2. The waste gas staged treatment system as defined in claim 1, wherein said treatment tower is suspended from the ground by means of a support, and a blower is provided at the bottom of said treatment tower, and the waste gas is introduced into said treatment tower through said blower.
3. The staged exhaust gas treatment system according to claim 2, wherein the showers are completely filled inside the tower, the showers comprise a first shower and a second shower alternately stacked, wherein the inlet of the first shower at the bottom communicates with the outlet of the air blower, and the outlet of the first shower at the top communicates with the inlet of the charged dust collector.
4. The waste gas grading treatment system according to claim 3, wherein each spray chamber has a cylindrical cavity structure, the spiral spray layers are arranged in the spray chambers at intervals, the tops of the spiral spray layers are connected with the tops of the spray chambers, the bottoms of the spiral spray layers are arranged at intervals with the bottoms of the spray chambers, a backflow port penetrates through the side wall of each spray chamber and is led out, and the height of the backflow port is greater than that of the bottoms of the spiral spray layers in the spray chambers.
5. The waste gas staged treatment system according to claim 4, wherein a first opening is formed at the center of the bottom of the first spray chamber, the first opening corresponds to the center of the spiral spray layer, the first opening of the bottom of the first spray chamber is communicated with the outlet of the air blowing device, a second opening is formed at the outer side of the top of the first spray chamber, and the second opening corresponds to the outer outlet of the spiral spray layer.
6. The waste gas staged treatment system according to claim 5, wherein the second spray room is disposed between two of the first spray rooms in an overlapping manner, a third opening is formed at the outer side of the bottom of the second spray room, the third opening corresponds to the position of the outlet at the outer side of the spiral spray room, the third opening is communicated with the second opening of the first spray room at the bottom, a fourth opening is formed at the center of the top of the second spray room, the fourth opening corresponds to the center of the spiral spray room, and the fourth opening is communicated with the first opening of the first spray room at the top.
7. The waste gas staged treatment system according to claim 6, wherein a hollow interlayer is disposed in the spiral spraying layers, the hollow interlayer is configured to be tapered from outside to inside, spraying ports communicated with the hollow interlayer are disposed on two side walls of the spiral spraying layers, a liquid supply pipe is longitudinally disposed on an outer side wall of the treatment tower, the liquid supply pipe is communicated with the absorption liquid, an outer side of each spiral spraying layer is led out from a side wall of the spraying chamber, and the liquid supply pipe is communicated with an outlet port of each spiral spraying layer.
8. The staged exhaust gas treatment system according to claim 7, wherein the electrostatic precipitator includes a first plate connected to the negative electrode of the power supply and a second plate connected to the positive electrode of the power supply, the first plate is disposed on the top of the first spray chamber, the second plates are disposed in parallel and spaced at the upper end of the first plate, a closed structure is formed between the first plate and the second plate, the inlet of the electrostatic precipitator is opened at the bottom of the first end of the first plate, and the inlet of the electrostatic precipitator is communicated with the second opening of the first spray chamber on the top; and the outlet of the charged dust collecting device is arranged on the connecting side wall between the first polar plate and the second end of the second polar plate.
9. The system for treating waste gas according to claim 8, wherein an annular rotary table is protruded from the bottom of the inner side of the aeration tank, the bottom of the aerator is rotated on the annular rotary table, and a driving mechanism is provided on the bottom of the outer side of the aeration tank, and an output shaft of the driving mechanism penetrates through the bottom of the aeration tank and is connected with the center of the bottom of the aerator.
10. The staged exhaust treatment system according to claim 9, wherein the cutting devices comprise diamond-shaped, conical cutting heads protruding and distributed, two adjacent layers of the cutting devices are axially spaced and radially staggered, and the lengths of the two adjacent layers of the cutting devices are different.
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| CN201921273803.9U CN210356672U (en) | 2019-08-07 | 2019-08-07 | Waste gas grading treatment system |
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| CN201921273803.9U CN210356672U (en) | 2019-08-07 | 2019-08-07 | Waste gas grading treatment system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110314522A (en) * | 2019-08-07 | 2019-10-11 | 苏州仕净环保科技股份有限公司 | A kind of offgas fractionation processing system |
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2019
- 2019-08-07 CN CN201921273803.9U patent/CN210356672U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110314522A (en) * | 2019-08-07 | 2019-10-11 | 苏州仕净环保科技股份有限公司 | A kind of offgas fractionation processing system |
| CN110314522B (en) * | 2019-08-07 | 2024-06-11 | 苏州仕净环保科技有限公司 | Waste gas grading treatment system |
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Address after: 215000 No. 58, Jinrui Road, Taiping Street, Xiangcheng District, Suzhou City, Jiangsu Province Patentee after: Suzhou Shijing Technology Co.,Ltd. Address before: 215137 4th floor, 82 Jincheng Road, Taiping Street, Xiangcheng District, Suzhou City, Jiangsu Province Patentee before: SUZHOU SHIJING ENVIRONMENTAL TECHNOLOGY Co.,Ltd. |