CN113144955A - Steel SDS desulfurization flue formula flue gas mixing arrangement - Google Patents
Steel SDS desulfurization flue formula flue gas mixing arrangement Download PDFInfo
- Publication number
- CN113144955A CN113144955A CN202110295932.3A CN202110295932A CN113144955A CN 113144955 A CN113144955 A CN 113144955A CN 202110295932 A CN202110295932 A CN 202110295932A CN 113144955 A CN113144955 A CN 113144955A
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- Prior art keywords
- box
- flue gas
- tank body
- gas mixing
- mixing device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0052—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with filtering elements moving during filtering operation
- B01D46/0053—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with filtering elements moving during filtering operation with vibrating filtering elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
- B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/74—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element
- B01D46/76—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element involving vibrations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/10—Maintenance of mixers
- B01F35/12—Maintenance of mixers using mechanical means
- B01F35/123—Maintenance of mixers using mechanical means using scrapers for cleaning mixers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
- B01F35/31—Couplings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
- B01F35/32—Driving arrangements
- B01F35/32005—Type of drive
- B01F35/3204—Motor driven, i.e. by means of an electric or IC motor
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Accessories For Mixers (AREA)
Abstract
The invention relates to a steel SDS desulfurization flue type flue gas mixing device, which comprises a tank body and a filter box, wherein a connecting pipe is arranged on the tank body, a motor, a first gear fixedly connected with the connecting shaft and a second gear connected with a positioning shaft are sequentially arranged on the upper side of the tank body, an output shaft of the motor and the tail end of the positioning shaft are correspondingly provided with a scraper and extend into the tank body, one end of the connecting shaft is connected with a fixed rod and extends into the tank body, and a stirring shaft is arranged on the fixed rod; the jar body is through stand pipe and rose box lower part intercommunication, and the filter screen is established at the rose box middle part, and the filter screen both ends set up telescopic machanism, and telescopic machanism is internal corresponding nested in the rose box, and rose box upside middle part sets up pressure relief mechanism. The invention solves the problems that the prior device is difficult to clean walls and the filtering device, and the smoke discharge does not have the function of pressure reduction, can scrape the walls at any time during use, automatically release the pressure, prevent the pipeline from being damaged, and improve the practicability of the device.
Description
Technical Field
The invention relates to a flue gas mixing device, in particular to a steel SDS (sodium dodecyl sulfate) desulfurization flue type flue gas mixing device.
Background
The SDS desulfurization of steel refers to a process for reducing the sulfur content in molten iron or molten steel in the smelting production process of steel, and a flue gas mixing device is usually used for mixing raw materials together in the SDS desulfurization and demoulding process.
Along with the development of society, more and more types of flue gas mixing devices emerge in the market, but the existing device also has certain use defects when in use.
When the existing device is used, the existing device does not have a wall scraping function, the raw materials are easy to accumulate on the inner wall of the tank body, the blockage is easy to cause to the device, the existing device is fixed when the existing device is used, the blockage is easy to cause when the existing device is used for a long time, and therefore the service life of the existing device is shortened, the pressure of the existing device when smoke is discharged is large, the existing device is easy to damage external pipelines, and the practicability of the existing device is low.
Disclosure of Invention
The invention aims to provide a flue type flue gas mixing device suitable for an iron and steel SDS desulfurization technology, and aims to solve the problems that the existing flue gas mixing device does not have a wall scraping function, is inconvenient to clean a filtering device, and does not have a pressure reducing function when the flue gas is discharged.
In order to achieve the purpose, the invention provides a steel SDS desulfurization flue type flue gas mixing device, which comprises a cylindrical tank body and a filter box, wherein the tank body is provided with a connecting pipe and extends to the outer side of the tank body;
the jar body through the stand pipe with the rose box lower part is linked together, the stand pipe with jar body lower part is connected, the rose box middle part sets up the filter screen, the filter screen both ends set up telescopic machanism, telescopic machanism correspond nested in the rose box both ends box body wall, rose box upside middle part sets up pressure relief mechanism.
Preferably, telescopic machanism includes connecting block, first spring and stopper, the filter screen with the connecting block is connected, the vertical first spring that sets up on the connecting block, first spring with the stopper is connected, the stopper with rose box fixed connection.
Preferably, the pressure relief mechanism includes the reposition of redundant personnel case, sets up seal box in the reposition of redundant personnel case, set up second spring and guide bar in the seal box, the second spring with the seal box top is connected, the guide bar top sets up the second spring, and the bottom extends to in the rose box, the reposition of redundant personnel roof portion sets up one-way relief valve.
Preferably, the output shaft of the motor and the positioning shaft are symmetrical relative to the central axis of the tank body.
Preferably, the scraper is of an L-shaped structure.
Preferably, the stirring shafts are arranged on the fixing rods at equal intervals, and the length of each fixing rod is not less than that of each stirring shaft.
Preferably, the first gear is the same size as the second gear.
Preferably, the connecting block is movably connected with the filter box.
Preferably, the guide bar has a T-shaped structure.
Preferably, through holes are arranged on two sides of the sealing box.
Based on the technical scheme, the invention has the advantages that: when the device is used, the outer surface of the tank body can be cleaned through the scraper, and a user can adjust the rotating speed of the scraper during rotation through the motor and the second gear, so that the inner wall of the tank body is prevented from being abraded due to the fact that the rotating speed of the scraper is high, the problem that the existing device in the background art does not have a wall scraping function is solved, and the using requirements of the user are met;
the smoke can generate certain pressure when flowing, so that the connecting block can stretch and retract through the elasticity of the first spring and the limiting block to drive the filter screen to move upwards, when the pressure disappears, the filter screen is driven to reset through the elasticity of the first spring to vertically move, so that the filter screen vibrates, impurities in the filter screen are prevented from being accumulated together, a user can clean the filter screen conveniently, the problem that the conventional device provided by the background technology is inconvenient to clean the filter device is solved, and the practicability of the device is improved;
this device is when using, when rose box internal pressure is great, can upwards extrude the guide bar for the guide bar stretches out and draws back through the elasticity and the seal box of second spring, make the inside gas of rose box enter into the flow distribution box through the through-hole of seal box both sides inside, thereby play the cushioning effect to the flow of flue gas, pressure when avoiding the flue gas to flow is great causes the damage to external pipeline, has solved the problem that current device does not have the decompression function, improves the device's practicality.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a schematic cross-sectional view of a flue gas mixing device
FIG. 2 is a schematic view of the assembly position of the fixing rod and the stirring shaft of the flue gas mixing device
FIG. 3 is a schematic view of the gear transmission connection of the flue gas mixing device
FIG. 4 is a schematic view of the structure of the telescopic mechanism of the flue gas mixing device
Detailed Description
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
The invention provides a steel SDS (sodium dodecyl sulfate) desulfurization flue type flue gas mixing device, aiming at the problems that the existing flue gas mixing device does not have a wall scraping function, is inconvenient to clean a filtering device and does not have a pressure reduction function when the flue gas is discharged.
Specifically, as shown in fig. 1, the device comprises a cylindrical tank body 1 and a filter box 13, wherein the tank body 1 is provided with a connecting pipe 2 and extends to the outer side of the tank body 1, the upper side of the tank body 1 is sequentially provided with a motor 3, a first gear 9 fixedly connected with a connecting shaft 6 and a second gear 10 connected with a positioning shaft 11, an output shaft of the motor 3 and the tail end of the positioning shaft 11 are correspondingly provided with a scraper 4 and extend into the tank body 1, one end of the connecting shaft 6 is connected with a fixed rod 7 and extends into the tank body 1, the fixed rod 7 is provided with at least one group of stirring shafts 8, the output shaft of the motor 3 is connected with the connecting shaft 6 through a belt 5, and the first gear 9 is meshed with the second gear 10;
as shown in fig. 2-3, the motor 3, the first gear 9 and the second gear 10 respectively drive the scraper 4 and the stirring shaft 8 to rotate cooperatively through the connection mode, so that the inner wall of the tank body 1 is cleaned in real time in stirring operation, the phenomenon that the raw material is adhered to the wall is avoided, the gear can be replaced as required, or the rotating speed of the motor and the gear is adjusted, the phenomenon that the rotating speed of the scraper 4 is high to wear the inner wall of the tank body 1 is avoided, the wall is scraped and the stirring is operated cooperatively, the raw material fusion can be greatly promoted, and the desulfurization effect is improved.
As shown in fig. 4, an arrangement mode of the telescopic mechanism is shown, and the arrangement mode includes a connecting block 15, a first spring 16 and a limiting block 17, the filter screen 14 is connected to the connecting block 15, the first spring 16 is vertically arranged on the connecting block 15, the first spring 16 is connected to the limiting block 17, and the limiting block 17 is fixedly connected to the box body of the filter box 13. The device utilizes the deformation of spring to realize that telescopic machanism receives the function that pressure variation carried the filter screen and reciprocated.
Preferably, the pressure relief mechanism comprises a flow dividing box 21 and a sealing box 20 arranged in the flow dividing box 21, a second spring 19 and a guide rod 18 are arranged in the sealing box 20, the second spring 19 is connected with the top of the sealing box 20, the second spring 19 is arranged at the top of the guide rod 18, the bottom of the guide rod extends into the filter box 13, and a one-way pressure relief valve is arranged at the top of the flow dividing box 21. The unidirectional pressure relief can ensure that outside air cannot enter the filter box.
Preferably, the output shaft of the motor 3 and the positioning shaft 11 are symmetrical relative to the central axis of the tank body 1. The symmetrical arrangement ensures that the end parts of the two scrapers 4 are not mutually influenced to cause the reduction of the wall scraping efficiency of the scrapers 4.
Preferably, the scraper 4 is of L-shaped configuration.
Preferably, the stirring shafts 8 are arranged on the fixing rods 7 at equal intervals, and the length of the fixing rods 7 is not less than that of the stirring shafts 8. This arrangement reduces the stirring load of the fixing lever 7, so that the service life of the apparatus is greatly prolonged.
Preferably, the first gear 9 is the same size as the second gear 10.
Preferably, the connecting block 15 is movably connected with the filtering box 13. Connecting block 15 and rose box swing joint, and connecting block and filter screen fixed connection, this setting can guarantee that filter screen 14 reciprocates along with the connecting block.
Preferably, the guide bar 18 has a T-shaped configuration. The T-shaped structure is convenient for sealing the daily operation of the filter box, and the pressure relief operation is carried out only when the pressure exceeds a certain limit and the guide rod is forced to move upwards.
Preferably, through holes are provided at both sides of the sealing case 20. The through hole is arranged for pressure relief.
This device has realized scraping the wall, simply clearing up the filter screen and possessing the decompression function of device through setting up scraper blade, telescopic machanism, pressure release mechanism, has promoted the life of whole device greatly, and device simple structure need not too much human intervention, and the practicality is stronger.
Specifically, when the device is used, the inner wall of the tank body can be cleaned through the scraper, and a user can adjust the rotating speed of the scraper during rotation through the motor and the second gear, so that the inner wall of the tank body is prevented from being abraded due to the fact that the rotating speed of the scraper is high, and the problem that the existing device does not have a wall scraping function is solved;
the smoke can generate certain pressure when flowing, so that the connecting block can stretch and retract through the elasticity of the first spring and the limiting block to drive the filter screen to move upwards, when the pressure disappears, the filter screen is driven to reset through the elasticity of the first spring to vertically move, so that the filter screen vibrates, impurities in the filter screen are prevented from being accumulated together, a user can clean the filter screen conveniently, the problem that the conventional device cannot clean the filter device conveniently is solved, and the practicability of the device is improved;
when rose box internal pressure is great, can upwards extrude the guide bar for the guide bar stretches out and draws back through the elasticity and the seal box of second spring, makes the inside gas of rose box enter into the flow distribution box through the through-hole of seal box both sides inside, thereby plays the cushioning effect to the flow of flue gas, and the great damage that causes external pipeline of pressure when avoiding the flue gas to flow solves the problem that current device does not have the decompression function, improves the device's practicality.
Further, the operation principle and the function of the invention are as follows:
when the steel SDS desulfurization flue type flue gas mixing device is used, firstly, gas to be processed is placed inside the tank body 1 through the connecting pipe 2, secondly, the motor 3 can be electrified, so that the motor 3 drives the left scraper 4 to rotate, the motor 3 can drive the belt 5 to rotate while rotating, the belt 5 can drive the first gear 9 to rotate through the connecting shaft 6 when rotating, the first gear 9 can drive the second gear 10 to rotate when rotating, the second gear 10 can drive the right scraper 4 to rotate through the positioning shaft 11 when rotating, the inner wall of the tank body 1 can be cleaned when the scraper 4 rotates, the phenomenon that raw materials are adhered to the wall is avoided, a user can adjust the rotating speed of the scraper 4 according to the own requirement, the phenomenon that the rotating speed of the scraper 4 quickly abrades the inner wall of the tank body 1 is avoided, and when the connecting shaft 6 rotates, the connecting shaft 6 can drive the stirring shaft 8 to rotate through the fixing rod 7, the stirring shaft 8 is used for uniformly stirring the raw materials, so that the raw materials are fully fused, and the desulfurization effect of the device is improved;
when the stirring is completed, a user can open a valve on the outer surface of the guide pipe 12, so that the gas in the tank body 1 enters the filter box 13 through the guide pipe 12, the filter screen 14 can filter and screen the gas, the cleanness of the gas is guaranteed, when the lower end of the filter screen 14 is under the pressure of the gas, the connecting block 15 can stretch and retract with the limiting block 17 through the elasticity of the first spring 16, so that the filter screen 14 is driven to move upwards, when the pressure disappears, the filter screen 14 is driven to reset through the elasticity of the first spring 16, so that the filter screen 14 moves upwards and downwards to generate vibration, the impurities in the filter screen 14 are prevented from being accumulated together, and the service life of the filter screen 14 is prolonged;
when the internal pressure of the filter box 13 is large, the guide rod 18 can be upwards extruded, so that the guide rod 18 can stretch out and draw back with the seal box 20 through the elasticity of the second spring 19, the gas in the filter box 13 enters the shunt box 21 through the through holes on the two sides of the seal box 20, and is discharged to the outside through the shunt box 21, thereby reducing the pressure when the flue gas flows, avoiding the damage to the external pipeline, and increasing the overall practicability.
Finally, it should be noted that the above examples are only used to illustrate the technical solutions of the present invention and not to limit the same; although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art will understand that: modifications to the specific embodiments of the invention or equivalent substitutions for parts of the technical features may be made; without departing from the spirit of the present invention, it is intended to cover all aspects of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a steel SDS desulfurization flue formula flue gas mixing arrangement which characterized in that: the tank comprises a cylindrical tank body (1) and a filter box (13), wherein the tank body (1) is provided with a connecting pipe (2) and extends to the outer side of the tank body (1), the upper side of the tank body (1) is sequentially provided with a motor (3), a first gear (9) fixedly connected with a connecting shaft (6) and a second gear (10) connected with a positioning shaft (11), the tail ends of an output shaft of the motor (3) and the positioning shaft (11) are correspondingly provided with scrapers (4) and extend into the tank body (1), one end of the connecting shaft (6) is connected with a fixed rod (7) and extends into the tank body (1), the fixed rod (7) is provided with at least one group of stirring shafts (8), the output shaft of the motor (3) is connected with the connecting shaft (6) through a belt (5), and the first gear (9) is meshed with the second gear (10);
the jar body (1) through stand pipe (12) with rose box (13) lower part is linked together, stand pipe (12) with jar body (1) lower part is connected, rose box (13) middle part sets up filter screen (14), filter screen (14) both ends set up telescopic machanism, telescopic machanism correspond nested in rose box (13) both ends box wall, rose box (13) upside middle part sets up pressure relief mechanism.
2. The flue gas mixing device of claim 1, wherein: telescopic machanism includes connecting block (15), first spring (16) and stopper (17), filter screen (14) with connecting block (15) are connected, vertical first spring (16) that set up on connecting block (15), first spring (16) with stopper (17) are connected, stopper (17) with rose box (13) box fixed connection.
3. The flue gas mixing device according to any one of claims 1 to 2, wherein: the pressure relief mechanism comprises a flow dividing box (21) and a sealing box (20) arranged in the flow dividing box (21), a second spring (19) and a guide rod (18) are arranged in the sealing box (20), the second spring (19) is connected with the top of the sealing box (20), the second spring (19) is arranged at the top of the guide rod (18), the bottom of the guide rod extends into the filter box (13), and a one-way pressure relief valve is arranged at the top of the flow dividing box (21).
4. The flue gas mixing device of claim 1, wherein: the output shaft of the motor (3) and the positioning shaft (11) are symmetrical relative to the central axis of the tank body (1).
5. The flue gas mixing device of claim 1, wherein: the scraping plate (4) is of an L-shaped structure.
6. The flue gas mixing device of claim 1, wherein: the stirring shafts (8) are arranged on the fixing rods (7) at equal intervals, and the length of the fixing rods (7) is not less than that of the stirring shafts (8).
7. The flue gas mixing device of claim 1, wherein: the first gear (9) and the second gear (10) are the same size.
8. The flue gas mixing device of claim 2, wherein: the connecting block (15) is movably connected with the filter box (13).
9. The flue gas mixing device of claim 3, wherein: the guide rod (18) is of a T-shaped structure.
10. The flue gas mixing device of claim 3, wherein: through holes are formed in two sides of the sealing box (20).
Priority Applications (1)
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CN202110295932.3A CN113144955A (en) | 2021-03-19 | 2021-03-19 | Steel SDS desulfurization flue formula flue gas mixing arrangement |
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CN202110295932.3A CN113144955A (en) | 2021-03-19 | 2021-03-19 | Steel SDS desulfurization flue formula flue gas mixing arrangement |
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CN202110295932.3A Pending CN113144955A (en) | 2021-03-19 | 2021-03-19 | Steel SDS desulfurization flue formula flue gas mixing arrangement |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114181023A (en) * | 2021-12-28 | 2022-03-15 | 潍坊万胜生物农药有限公司 | Preparation process of biochar-based seaweed microbial fertilizer for improving saline soil |
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2021
- 2021-03-19 CN CN202110295932.3A patent/CN113144955A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114181023A (en) * | 2021-12-28 | 2022-03-15 | 潍坊万胜生物农药有限公司 | Preparation process of biochar-based seaweed microbial fertilizer for improving saline soil |
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