CN117046224A - Unpowered bin top dust remover for desulfurization slaked lime - Google Patents
Unpowered bin top dust remover for desulfurization slaked lime Download PDFInfo
- Publication number
- CN117046224A CN117046224A CN202311309064.5A CN202311309064A CN117046224A CN 117046224 A CN117046224 A CN 117046224A CN 202311309064 A CN202311309064 A CN 202311309064A CN 117046224 A CN117046224 A CN 117046224A
- Authority
- CN
- China
- Prior art keywords
- dust
- bin
- desulfurization
- dust remover
- slaked lime
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000428 dust Substances 0.000 title claims abstract description 233
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 48
- 230000023556 desulfurization Effects 0.000 title claims abstract description 48
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 title claims abstract description 40
- 229910001861 calcium hydroxide Inorganic materials 0.000 title claims abstract description 39
- 235000011116 calcium hydroxide Nutrition 0.000 title claims abstract description 39
- 239000000920 calcium hydroxide Substances 0.000 title claims abstract description 39
- 230000000630 rising effect Effects 0.000 claims abstract description 19
- 238000000926 separation method Methods 0.000 claims abstract description 19
- 230000009471 action Effects 0.000 claims abstract description 6
- 238000004140 cleaning Methods 0.000 claims description 24
- 238000007664 blowing Methods 0.000 claims description 13
- 230000000694 effects Effects 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 5
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 2
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 2
- 239000004571 lime Substances 0.000 claims description 2
- 230000008676 import Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 10
- 238000007599 discharging Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 50
- 238000002347 injection Methods 0.000 description 7
- 239000007924 injection Substances 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 108010066057 cabin-1 Proteins 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- 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
- B01D46/0039—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices
- B01D46/0041—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices for feeding
- B01D46/0045—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices for feeding by using vanes
-
- 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
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/023—Pockets filters, i.e. multiple bag filters mounted on a common frame
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/20—Combinations of devices covered by groups B01D45/00 and B01D46/00
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
Abstract
The application discloses an unpowered bin top dust remover for desulfurization slaked lime, which comprises the following components: the bin top dust remover body is arranged at the top of the desulfurization slaked lime bin; the top dust remover body is provided with a first bin, and the bottom of the top dust remover body is provided with a dust inlet communicated with the first bin; the top of the bin top dust remover body is provided with an air outlet communicated with the first bin; the guiding part is arranged at the position of the dust inlet and is used for pushing and rotating under the power action generated by the air flow disturbance of positive pressure dust-containing gas rising in the desulfurization lime hydrate bin so as to guide the dust-containing gas into the bin top dust remover body; the dust removal separation part is arranged in the first cabin of the cabin top dust remover body and is used for treating the dust-containing gas led in by the guide part and then discharging the dust-containing gas from the exhaust port. The application cancels the fan and the motor at the air outlet, rotates by the driving force generated by the air flow disturbance in the rising process of the dust-containing gas through the unpowered guiding part, and completes the uniform introduction of the dust-containing gas.
Description
Technical Field
The application relates to the technical field of flue gas treatment, in particular to an unpowered bin top dust remover for desulphurized slaked lime.
Background
The common desulfurization system is required to prepare slaked lime, the slaker is used for pumping the prepared slaked lime into a desulfurization slaked lime bin by utilizing a pneumatic conveying device, a large amount of dust can be generated instantaneously in the feeding process by compressed air mixed with pneumatic conveying of the slaked lime, a bin top dust remover is arranged at the top position of the desulfurization slaked lime bin to collect slaked lime powder, and redundant clean air is discharged.
As shown in fig. 1, a fan 3 is generally configured at an air outlet of a conventional cabin top dust remover body 2, dust-containing gas in a desulfurization and slaking cabin 1 is pumped out by negative pressure generated by the fan 3 and then enters the dust remover for treatment, and if a fault occurs, the fan 3 and a motor 4 are electrically controlled, the whole system cannot work, and the fan 3 and the motor 4 are used as operation equipment to be matched and installed at the position of the air outlet, so that regular maintenance is needed, and the system is required to be stopped for maintenance and repair because the air outlet is positioned, and the position of the air outlet is generally higher and is narrow in space, so that the maintenance of the fan 3 and the motor 4 at a high place is inconvenient and also has a certain risk.
Therefore, there is a need to provide an unpowered top dust remover for desulphurized slaked lime to solve the above technical problems.
Disclosure of Invention
The application provides an unpowered bin top dust remover for desulfurization slaked lime, which cancels the use of a fan and a motor at an air outlet, and rotates by using an unpowered guide part by means of the driving force generated by air flow disturbance in the rising process of dust-containing gas, thereby completing the introduction of the dust-containing gas.
According to some embodiments, the present application provides an unpowered top dust remover for desulphurized slaked lime, comprising: the top dust remover body is arranged at the top position of the desulfurization slaked lime bin; the top dust remover body is provided with a first bin, the bottom of the top dust remover body is provided with a dust inlet communicated with the first bin, and the dust inlet is communicated with the inside of the desulfurization and slaked lime bin; an exhaust outlet communicated with the first bin is formed in the top of the bin top dust remover body; the guide part is arranged at the position of the dust inlet and is used for pushing and rotating under the power action generated by the air flow disturbance of positive-pressure dust-containing gas rising in the desulfurization and slaking bin so as to uniformly guide the dust-containing gas into the first bin of the bin top dust remover body; and the dust removing and separating part is arranged in the first cabin of the cabin top dust remover body and is used for carrying out dust removing treatment on dust-containing gas introduced by the guide part, and the treated gas is discharged from the air outlet.
Optionally, the guiding part comprises a guiding impeller, and the guiding impeller is detachably arranged at the position of the dust inlet.
Optionally, the guide impeller comprises a shell, an impeller main shaft and blades, wherein the shell is horizontally arranged and detachably arranged at the position of the dust inlet, and the upper surface and the lower surface of the shell are in spoke structures; the upper end and the lower end of the impeller main shaft are respectively connected to spoke structures on the upper surface and the lower surface of the shell in a rotating way; the blades are connected to the outer wall of the impeller main shaft and are arranged in a plurality at equal intervals in the circumferential direction.
Optionally, the blade is inclined towards the first angle setting of horizontal direction, and the blade of slope setting can rotate under the thrust effect that the airflow disturbance of ascending positive pressure dust-laden gas produced.
Optionally, the first angle is set to 13-15 degrees.
Optionally, the blade is provided with a plurality of lightening holes.
Optionally, the dust removal separation part is arranged as a bag-type dust collector, the bag-type dust collector comprises a porous plate, a filter bag connected to the porous plate and arranged vertically, and a bag cage arranged in the filter bag and used for supporting the filter bag, the filter bag is arranged in a plurality of rectangular arrays, and the upper end of the filter bag penetrates through the porous plate.
Optionally, the dust remover body at the top of the bin is further provided with a dust removal control device, the dust removal control device comprises a pressure detector, a controller and a blowing dust removal part, and the pressure detector is used for detecting the pressure in the desulfurization slaked lime bin and sending a detected pressure signal to the controller; the controller is in communication connection with the pressure detection, and is used for receiving a pressure signal sent by the pressure detector and controlling the blowing ash cleaning part to act when reaching a preset value; the blowing ash removal part is in communication connection with the controller and is used for blowing and cleaning the bag-type dust remover under the control of the controller so as to blow off adsorbed dust.
Optionally, the inside of storehouse top dust remover body is provided with the second bin, the second bin with first bin is linked together and transversely arranges the setting, the sack cleaner passes through the sliding mechanism control first bin with make a round trip between the second bin transversely slide, the jetting ash removal portion set up in the second bin.
Optionally, the first bin and the second bin are respectively symmetrically provided with sliding grooves on two opposite side walls, and the sliding grooves on the first bin and the second bin are communicated; the sliding mechanism comprises a driving part, a lead screw, a sliding block and a guide rod, wherein the lead screw and the guide rod are respectively arranged in two sliding grooves opposite to each other in the first bin and the second bin; the sliding blocks are arranged to be connected to two opposite side walls of the porous plate respectively and are arranged in the sliding grooves in a sliding mode respectively, the screw rod is connected to one sliding block in a threaded mode and driven by the driving part, and the guide rod penetrates through the other sliding block in a moving mode and is in sliding connection.
The application has at least the following beneficial effects:
according to the application, a fan and a motor of the bin top dust remover body at an air outlet are canceled, a guide part structure is independently arranged at the position of a dust inlet, positive pressure dust-containing gas which is pumped into a desulfurization and slaking bin is fully utilized by pneumatic transmission, the guide part is driven to rotate by utilizing power generated by air flow disturbance of positive pressure dust-containing gas which rises in the desulfurization and slaking bin, the instantaneously rising dust-containing gas is guided by the guide part and then enters the bin top dust remover body, and redundant gas is discharged from the air outlet after dust removal treatment by a dust removal separation part, and the unpowered guide part is adopted to guide dust-containing gas in the bin top dust remover body, so that the uniformity of the dust-containing gas is good, and the fan and the motor at the air outlet are canceled for use, so that the condition that the fan and the motor can be maintained and overhauled only by stopping the system is avoided, the condition that the working efficiency is reduced is avoided, and the fan and the motor are not required to be overhauled in a narrow space of the air outlet; meanwhile, the guide part also has the function of primary filtering of slaked lime dust, and part of rising dust-containing gas can be blocked to rise and drop downwards when the rising dust-containing gas hits the guide part, so that the concentration of the dust-containing gas entering the top of bin dust remover body in the pneumatic conveying peak period is ensured to be maintained at a lower normal level, the equipment cannot be used in a high-load state, and the service life of the equipment is prolonged.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the conventional technology, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to the drawings without inventive effort for those skilled in the art.
FIG. 1 is a schematic diagram of a structure in which a fan and a motor are arranged at an air outlet of a cabin top dust collector body in the prior art;
FIG. 2 is a schematic view showing the construction of an unpowered top dust remover for desulphurized slaked lime in the first embodiment;
FIG. 3 is a schematic view of the structure of the guide portion in the first embodiment;
FIG. 4 is a schematic cross-sectional view of a top-bin dust collector body according to the first embodiment;
fig. 5 is a schematic structural view of a top dust collector body in the second embodiment;
FIG. 6 is a schematic cross-sectional view of a top-bin dust collector body in a second embodiment;
fig. 7 is a schematic cross-sectional view of a top-bin dust collector body in a second embodiment.
Reference numerals: 1. a desulfurization lime slaking bin; 2. a cabin top dust remover body; 21. a first chamber; 22. a dust inlet; 23. an air outlet; 24. a second chamber; 25. a slip groove; 26. cleaning the mouth; 3. a blower; 4. a motor; 5. a guide part; 51. a housing, 52, impeller spindle; 53. a blade; 531. a lightening hole; 6. a dust removal separation part; 61. a porous plate; 62. a filter bag; 71. a pressure detector; 72. a controller; 73. blowing and dust removing parts; 81. a driving motor; 82. a screw rod; 83. a sliding block; 84. a guide rod; 9. a dust collection drawer; 91. a handle.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the embodiments of the present application will be described in detail below with reference to the accompanying drawings. However, it will be understood by those of ordinary skill in the art that in various embodiments of the present application, numerous specific details are set forth in order to provide a thorough understanding of the present application. However, the claimed technical solution of the present application can be realized without these technical details and various changes and modifications based on the following embodiments. The following embodiments are divided for convenience of description, and should not be construed as limiting the specific implementation of the present application, and the embodiments can be combined with each other and cited with each other without contradiction.
Example 1
The following describes in detail an unpowered top dust remover for desulphurized slaked lime according to the first embodiment with reference to fig. 2, and includes: the top dust remover comprises a top dust remover body 2, a guide part 5 and a dust removing and separating part 6, wherein the top dust remover body 2 is arranged at the top position of a desulfurization and slaking bin 1, a first bin 21 is arranged in the top dust remover body 2, a dust inlet 22 communicated with the first bin 21 is arranged at the bottom of the top dust remover body 2, the dust inlet 22 is communicated with the inside of the desulfurization and slaking bin 1, and an exhaust port 23 communicated with the first bin 21 is arranged at the top of the top dust remover body 2; the guiding part 5 is arranged at the position of the dust inlet 22 and is used for pushing and rotating under the power action generated by the air flow disturbance of positive pressure dust-containing gas rising in the desulfurization and slaking bin 1 so as to uniformly guide the dust-containing gas into the first bin 21 of the bin top dust remover body 2; the dust removal separation part 6 is arranged in the first bin 21 of the bin top dust remover body 2 and is used for carrying out dust removal treatment on the dust-containing gas introduced by the guide part 5, and the treated gas is discharged from the air outlet 23.
The ordinary desulfurization system all needs to prepare slaked lime, slaked lime that slaker prepared in prior art utilizes pneumatic conveying device to throw into desulfurization slaker 1 in, in the charging process slaked lime mix pneumatic conveying's compressed air together can produce a large amount of raise dust in the moment, therefore, set up the top of storehouse top dust remover body 2 in this embodiment in desulfurization slaker 1 department and catch the slaked lime powder that carries in the dust-laden gas, discharge unnecessary clean air, and tradition all disposes a fan 3 and motor 4 in the air exit department of storehouse top dust remover body 2 (as shown in fig. 1), utilize the negative pressure effect that fan 3 produced can be high-efficient to take out the dust-laden gas in the desulfurization slaker 1 and get into storehouse top dust remover body 2 and handle, but fan 3 and motor 4 all need electrical control, if break down, then complete set system can't work, and fan 3 and motor 4 are as running gear and use and install in the position of air exit, because in the position of air exit, the system need to shut down and can be overhauld and maintained regularly, and maintenance is general to set up higher and the motor 3 and the fan 4 is high in the position of air exit is difficult for maintenance and is followed and is had a risk to be convenient to maintain in the position of fan 3 and high. Therefore, based on the present situation, the conventional combination of the fan 3 and the motor 4 at the air outlet is eliminated, a guiding portion 5 is added at the position of the dust inlet 22, the size of the guiding portion 5 can be designed, the guiding portion 5 is adjusted according to the total flow of the dust-containing gas in the desulfurization and slaking bin 1, the positive pressure dust-containing gas in the desulfurization and slaking bin 1 is fully conveyed by the air force, the guiding portion 5 is pushed to rotate by the power generated by the air flow disturbance action of the rising positive pressure dust-containing gas, so that the dust-containing gas is uniformly guided into the bin top dust remover body 2 to be subjected to dust removal treatment by the dust removal separation portion 6, the treated clean air is discharged from the air outlet 23, and the condition that the system is required to stop for maintenance is not generated because the guiding portion 5 does not need to be additionally provided with a power source, and only the disturbance action generated by the air flow of the rising positive pressure dust-containing gas in the desulfurization and slaking bin 1 is required to be used as a driving force, so that the service life of equipment can be prolonged.
Referring to fig. 2 and 3, in this embodiment, it should be noted that, the guiding portion 5 includes a guiding impeller, and the guiding impeller is detachably mounted at the position of the dust inlet 22, on one hand, the guiding portion 5 is disposed by adopting the guiding impeller, so that power generated by the airflow disturbance effect of the rising positive pressure dust-containing gas is convenient to push the guiding impeller to act, and the guiding impeller can uniformly guide the positive pressure dust-containing gas at the bottom into the cabin top dust collector body 2 at the top in the rotating process; on the other hand, the guide impeller adopts a separate unit to be detachably arranged at the position of the dust inlet 22, thereby facilitating installation and subsequent overhaul and maintenance work and the like.
In one implementation, the guide impeller comprises a housing 51, an impeller main shaft 52 and blades 53, the housing 51 is in a circular structure, the housing 51 is horizontally installed at the position of the dust inlet 22 and is connected with the bin top dust collector body 2 by adopting a flange and bolts, the installation and the disassembly are convenient, and the upper surface and the lower surface of the housing 51 are respectively in a spoke structure. The impeller main shaft 52 is provided in the housing 51, and upper and lower ends of the impeller main shaft 52 are respectively mounted at center positions of spoke-type structures of upper and lower frames of the housing 51 through bearings. The blades 53 are connected to the peripheral wall of the impeller main shaft 52, and in this embodiment, a plurality of blades 53 are provided, which are equally spaced circumferentially around the impeller main shaft 52, and the blades 53 are provided at a first angle offset from the horizontal so as to be rotatable under the urging force generated by the disturbance of the air flow of the rising positive pressure dust-laden gas. Therefore, positive pressure dust-containing gas is conveyed into the desulfurization and slaking warehouse 1 by pneumatic conveying, the power generated by air flow disturbance of the positive pressure dust-containing gas in the rising process can push the blades 53 deviating from a certain angle to rotate, and part of dust-containing gas can be uniformly guided into the warehouse top dust remover body 2 by the blades 53 in the rotating process.
In the present embodiment, the first angle at which the vane 53 is deviated in the horizontal direction is set to 13 to 15 degrees. By adopting the angle, the positive pressure dust-containing gas can be ensured to contact with the blades 53 as much as possible in the rising process, and the contact area of the positive pressure dust-containing gas and the blades is increased, so that the power generated by air flow disturbance can push the blades 53 to rotate.
In addition, the guide impeller provided in this embodiment also has the effect of filtering slaked lime dust primarily, and part of the slaked lime dust carried in the dust-containing gas in the rising process is blocked by the blades 53, so that the dust-containing gas returns to fall into the desulfurization slaked lime bin 1, and a small part of the dust-containing gas enters into the bin top dust remover body 2 for dust removal under the guide effect of the blades 53, and then the redundant air is discharged from the air outlet 23. Therefore, the guide impeller has the effect of primary filtering of slaked lime dust, so that the dust concentration in the bin top dust remover body 2 entering in the pneumatic conveying peak period can be ensured to be maintained at a lower normal level, and the bin top dust remover body 2 cannot be in high-load operation, thereby prolonging the service life of equipment.
In addition, as shown in fig. 3, a plurality of lightening holes 531 are formed in the blade 53, and the diameter of the lightening holes 531 is set to Φ20, so that the functions of lightening weight and reducing ventilation resistance are achieved.
Of course, in the present embodiment, the guide part 5 may be configured to have a guide function other than a guide impeller, and the present embodiment is not particularly limited.
Referring to fig. 2 and 4, in this embodiment, it should be further noted that the dust removing and separating portion 6 is provided as a bag-type dust collector, and the bag-type dust collector includes a porous plate 61, a filter bag 62, and a bag cage, where the porous plate 61 is horizontally disposed and installed in the first chamber 21, and the periphery of the porous plate 61 is attached to the periphery of the first chamber 21, so that the rising positive pressure dust-containing gas can be discharged only after the dust removing treatment by the filter bag 62. The filter bags 62 are vertically arranged, the upper ends of the filter bags 62 are connected at the hole structures of the porous plates 61 and are mutually communicated, the filter bags 62 are arranged in a plurality in the embodiment, and the filter bags 62 are arranged in a rectangular array. The bag cage is disposed inside the filter bag 62, and is provided in a circular cage-like structure for expanding the filter bag 62. The positive pressure dust-laden gas thus raised is filtered inwardly by the filter bag 62 and then introduced into the upper end of the porous plate 61 and discharged.
Of course, the dust separation portion 6 in this embodiment may also adopt other structures having dust separation functions, and the structure of the dust separation portion 6 is not particularly limited in this embodiment.
Referring to fig. 2, in this embodiment, it should be further described that the dust collector body 2 at the top of the bin is further provided with a dust-cleaning control device, the dust-cleaning control device includes a pressure detector 71, a controller 72 and a dust-cleaning injection part 73, the pressure detector 71 is disposed on the desulfurization and slaking bin 1 for detecting the pressure inside the desulfurization and slaking bin and sending the detected pressure value to the controller 72, the controller 72 is communicatively connected to the pressure detector 71 for receiving the pressure signal sent by the pressure detector 71 and controlling the dust-cleaning injection part 73 to act when the pressure value reaches a preset value, the dust-cleaning injection part 73 is disposed in the first bin 21 and above the dust-cleaning separation part 6, the dust-cleaning injection part 73 is provided with a solenoid valve for controlling the on-off of the compressed air, the solenoid valve is communicatively connected to the controller 72, and the controller 72 controls the on-off of the solenoid valve so as to control the compressed air to enter the dust-cleaning injection part 73 to implement the air-cleaning injection to blow the adsorbed dust. For better air jet cleaning of the filter bag, in other embodiments, a plurality of nozzles may be uniformly arranged on the blowing ash cleaning portion 73, and the air jet cleaning of the filter bag may be performed through the nozzles.
In this embodiment, the dust adsorbed by the dust removing and separating portion 6 can be blown off by the ash removing control device, so that the dust removing and separating portion 6 can re-adsorb the dust entrained in the next incoming dust-containing gas, and the dust can be recycled.
In one example, the preset value is set to 2000Pa, when the pressure inside the desulfurization and slaking warehouse 1 is greater than 2000Pa, which indicates that the air flow in the desulfurization and slaking warehouse 1 is large at this time, the controller 72 controls the blowing ash cleaning part 73 to start to perform air-jet cleaning on the filter bag so as to blow off the adsorbed dust, thereby enabling the filter bag to have strong adsorption performance again and continuing to adsorb and remove dust on the subsequent dust-containing gas.
The implementation principle of the embodiment is as follows: the fan 3 and the motor 4 at the air outlet 23 of the bin top dust remover body 2 are eliminated, an independently arranged guide impeller is arranged at the position of the dust inlet 22 at the bottom of the bin top dust remover body 2, positive-pressure dust-containing gas which is pumped into the desulfurization and slaking bin 1 is fully conveyed by pneumatic conveying, the guide impeller is driven to rotate by utilizing power generated by air flow disturbance of positive-pressure dust-containing gas which rises in the desulfurization and slaking bin 1, part of rising dust-containing gas is uniformly guided into the first bin 21 of the bin top dust remover body 2 by the guide impeller in the rotating process, redundant gas is discharged from the air outlet 23 after dust removal treatment of the dust-containing gas by the dust removal separation part 6, so that dust-containing gas which is uniformly introduced into the bin top dust remover body 2 can be tidied through the arrangement of the guide impeller, and meanwhile, the pre-dust removal effect is also realized, and the service life of the bin top dust remover body 2 is prolonged.
Example two
The second embodiment differs from the first embodiment in that: referring to fig. 5 to 7, a second chamber 24 is further provided in the top dust collector body 2, the second chamber 24 is in communication with the first chamber 21 and is arranged transversely, the dust separation part 6 is controlled by a sliding mechanism to slide transversely back and forth between the first chamber 21 and the second chamber 24, and the air injection cleaning part 73 is disposed in the second chamber 24. The initial position of the dust separation part 6 is arranged in the first bin 21, so that dust can be removed from the dust-containing gas in the first bin 21, when the adsorption performance of the dust separation part 6 reaches saturation, the sliding mechanism can control the dust separation part 6 to transversely slide into the second bin 24, dust adsorbed by the dust separation part 6 is blown off in the second bin 24 through the blowing ash cleaning part 73, and the blown dust can fall on the bottom of the second bin 24, so that the dust separation part 6 can be prevented from being cleaned in the first bin 21, and the falling dust is accumulated on the guide part 5 to influence the use of the dust.
In one implementation, the first chamber 21 and the second chamber 24 are symmetrically provided with sliding grooves 25 on two opposite side walls respectively, and the sliding grooves 25 on the first chamber 21 and the second chamber 24 are communicated; the sliding mechanism comprises a driving part, a lead screw 82, a sliding block 83 and a guide rod 84, wherein the guide rod 84 and the lead screw 82 are respectively positioned in two sliding grooves 25 of the first bin 21 and the second bin 24, which are opposite, two ends of the guide rod 84 are respectively connected to two end inner walls of the sliding groove 25 along the length direction of the sliding groove, one end of the lead screw 82 penetrates through one end of the sliding groove 25 along the length direction of the sliding groove and extends to the outside to be driven and rotated by the driving part, and the other end of the lead screw 82 is rotatably connected to the other end inner wall of the sliding groove 25 along the length direction of the sliding groove. The sliding blocks 83 are arranged in two and are respectively connected to two opposite side walls of the porous plate 61, the sliding blocks 83 are slidably arranged in the sliding grooves 25, the screw 82 is in threaded connection with one sliding block 83, and the guide rod 84 movably penetrates through the other sliding block 83 to realize sliding connection. Thereby, the screw 82 is driven to rotate by the driving part, and the screw 82 is rotated while controlling the sliding block 83 to slide in the sliding groove 25, so that the sliding block 83 slides back and forth between the first chamber 21 and the second chamber 24 with the dust removing separating part 6.
In one example, the driving part may be in a manual or electric mode, preferably in a manual mode, and in a manual mode, a driven wheel is installed on the end part of the screw 82 in a belt transmission matching mode, for example, a driving wheel is installed at a position, close to the bottom, of the outside of the cabin top dust collector body 2, transmission is performed between the driving wheel and the driven wheel through a belt, and an operator controls the driving wheel to rotate through a crank handle mode, so that the rotation of the screw 82 is indirectly realized. The drive portion can be driving motor 81 when adopting electrically, and driving motor 81 sets up in the outside of storehouse top dust remover body 2, and driving motor 81's output shaft and lead screw 82's end connection, the electric mode that adopts here can not influence the use of guide part 5 to need not the system to shut down when maintaining and overhauling this driving motor 81 also can realize can maintaining on line, and set up in the outside, the space is big, also be convenient for operating personnel overhauls, reduces the risk that overhauls and bring.
In one implementation, the side surface of the cabin top dust collector body 2 near the bottom of the cabin top dust collector body is provided with a cleaning opening 26, the cleaning opening 26 is communicated with the second cabin 24, a suction type dust collection drawer 9 is arranged in the cleaning opening 26, dust cleaned by the second cabin 24 can be collected through the dust collection drawer 9, and when the dust needs to be cleaned, the dust collection drawer 9 is only required to be pulled out. In order to facilitate the extraction of the dust collection drawer 9, a handle 91 is also provided on the dust collection drawer 9.
It is to be understood that the above-described embodiments of the present application are merely illustrative of or explanation of the principles of the present application and are in no way limiting of the application. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present application should be included in the scope of the present application. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims or the equivalents of such scope and boundary.
Claims (10)
1. An unpowered roof dust remover for desulfurization slaked lime, which is characterized by comprising:
the bin top dust remover body (2), the bin top dust remover body (2) is arranged at the top position of the desulfurization lime slaking bin (1); the top dust remover body (2) is provided with a first bin (21), the bottom of the top dust remover body (2) is provided with a dust inlet (22) communicated with the first bin (21), and the dust inlet (22) is communicated with the inside of the desulfurization and slaked lime bin (1); an air outlet (23) communicated with the first bin (21) is formed in the top of the bin top dust remover body (2);
the guide part (5) is arranged at the position of the dust inlet (22) and is used for pushing and rotating under the power action generated by the air flow disturbance of positive-pressure dust-containing gas rising in the desulfurization and slaking bin (1) so as to uniformly guide the dust-containing gas into the first bin (21) of the bin top dust remover body (2);
the dust removal separation part (6), dust removal separation part (6) set up in the first bin (21) of storehouse top dust remover body (2), be used for will be passed through the dust-laden gas of guiding part (5) import carries out dust removal treatment, and the gas after the processing is followed air exit (23).
2. The unpowered top dust remover for desulfurization slaked lime according to claim 1, characterized in that the guiding part (5) comprises a guiding impeller detachably mounted at the position of the dust inlet (22).
3. The unpowered top dust remover for desulfurization slaked lime according to claim 2, wherein the guide impeller comprises a housing (51), an impeller main shaft (52) and blades (53), the housing (51) is horizontally arranged and detachably mounted at the position of the dust inlet (22), and the upper and lower surfaces of the housing (51) are arranged in a spoke type structure; the upper end and the lower end of the impeller main shaft (52) are respectively connected to spoke structures on the upper surface and the lower surface of the shell (51) in a rotating way; the blades (53) are connected to the outer wall of the impeller main shaft (52) and are arranged in a plurality at equal intervals in the circumferential direction.
4. A non-powered top dust collector for desulphurized slaked lime according to claim 3, characterized in that the blades (53) are inclined in a horizontal direction by a first angle, the inclined blades (53) being capable of rotating under the effect of the driving force generated by the disturbance of the rising positive pressure dust-laden gas flow.
5. The unpowered top dust remover for desulfurization slaked lime according to claim 4, wherein the first angle is set to 13-15 degrees.
6. The unpowered top dust remover for desulfurization slaked lime according to any of claims 3-5, characterized in that the blades (53) are provided with a plurality of lightening holes (531).
7. The unpowered top dust collector for desulfurization slaked lime according to claim 1, wherein the dust removing and separating part (6) is arranged as a bag-type dust collector, the bag-type dust collector comprises a porous plate (61), a filter bag (62) which is connected to the porous plate (61) and is arranged vertically, and a bag cage which is arranged in the filter bag (62) and is used for supporting the filter bag (62), the filter bags (62) are arranged in a plurality and are arranged in a rectangular array, and the upper ends of the filter bags (62) penetrate through the porous plate (61).
8. The unpowered roof dust remover for desulfurization slaked lime according to claim 7, wherein a dust removal control device is further arranged on the roof dust remover body (2), the dust removal control device comprises a pressure detector (71), a controller (72) and a blowing dust removal part (73), and the pressure detector (71) is used for detecting the pressure in the desulfurization slaked lime bin (1) and sending a detected pressure signal to the controller (72); the controller (72) is in communication connection with the pressure detector (71) and is used for receiving a pressure signal sent by the pressure detector (71) and controlling the blowing ash cleaning part (73) to act when reaching a preset value; the blowing ash removing part (73) is in communication connection with the controller (72) and is used for blowing and cleaning the bag-type dust collector under the control of the controller (72) so as to blow off adsorbed dust.
9. The unpowered top dust remover for desulfurization and slake according to claim 8, wherein a second bin (24) is arranged in the top dust remover body (2), the second bin (24) is communicated with the first bin (21) and is transversely arranged, the bag-type dust remover is controlled to transversely slide back and forth between the first bin (21) and the second bin (24) through a sliding mechanism, and the blowing ash removing part (73) is arranged in the second bin (24).
10. The unpowered top dust remover for desulfurization slaked lime according to claim 9, wherein the first chamber (21) and the second chamber (24) are symmetrically provided with sliding grooves (25) on two opposite side walls, respectively, and the sliding grooves (25) on the first chamber (21) and the second chamber (24) are communicated; the sliding mechanism comprises a driving part, a lead screw (82), a sliding block (83) and a guide rod (84), wherein the lead screw (82) and the guide rod (84) are respectively arranged in two sliding grooves (25) opposite to each other in the first bin (21) and the second bin (24); the sliding blocks (83) are arranged to be connected to two opposite side walls of the porous plate (61) respectively and are arranged in the sliding grooves (25) in a sliding mode respectively, the screw rod (82) is connected to one sliding block (83) in a threaded mode and is driven by the driving portion, and the guide rod (84) movably penetrates through the other sliding block (83) to achieve sliding connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311309064.5A CN117046224B (en) | 2023-10-11 | 2023-10-11 | Unpowered bin top dust remover for desulfurization slaked lime |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311309064.5A CN117046224B (en) | 2023-10-11 | 2023-10-11 | Unpowered bin top dust remover for desulfurization slaked lime |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117046224A true CN117046224A (en) | 2023-11-14 |
| CN117046224B CN117046224B (en) | 2024-01-26 |
Family
ID=88661217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311309064.5A Active CN117046224B (en) | 2023-10-11 | 2023-10-11 | Unpowered bin top dust remover for desulfurization slaked lime |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117046224B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206334534U (en) * | 2016-12-06 | 2017-07-18 | 成都中节能再生能源有限公司 | Calcium hydroxide is stored and spraying system |
| CN110227319A (en) * | 2019-07-03 | 2019-09-13 | 黄国中 | It is a kind of to drop haze technique for the chimney of flue gas ash removal drop haze and its dedusting |
| CN209612626U (en) * | 2018-12-27 | 2019-11-12 | 启迪桑德环境资源股份有限公司 | The calcium hydroxide accurate measurement feeding system of consumer waste incineration dry FGD process |
| CN112295328A (en) * | 2017-09-12 | 2021-02-02 | 苏州协昌环保科技股份有限公司 | Ash removal device of intelligent dust removal system and control method thereof |
| CN214863155U (en) * | 2021-06-04 | 2021-11-26 | 西安建筑科技大学 | Preparation, storage and conveying system of slaked lime for desulfurization |
| CN218636881U (en) * | 2022-10-18 | 2023-03-17 | 北京陆景科技有限公司 | Dust removal control and fault diagnosis system for bag type dust collector |
-
2023
- 2023-10-11 CN CN202311309064.5A patent/CN117046224B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206334534U (en) * | 2016-12-06 | 2017-07-18 | 成都中节能再生能源有限公司 | Calcium hydroxide is stored and spraying system |
| CN112295328A (en) * | 2017-09-12 | 2021-02-02 | 苏州协昌环保科技股份有限公司 | Ash removal device of intelligent dust removal system and control method thereof |
| CN209612626U (en) * | 2018-12-27 | 2019-11-12 | 启迪桑德环境资源股份有限公司 | The calcium hydroxide accurate measurement feeding system of consumer waste incineration dry FGD process |
| CN110227319A (en) * | 2019-07-03 | 2019-09-13 | 黄国中 | It is a kind of to drop haze technique for the chimney of flue gas ash removal drop haze and its dedusting |
| CN214863155U (en) * | 2021-06-04 | 2021-11-26 | 西安建筑科技大学 | Preparation, storage and conveying system of slaked lime for desulfurization |
| CN218636881U (en) * | 2022-10-18 | 2023-03-17 | 北京陆景科技有限公司 | Dust removal control and fault diagnosis system for bag type dust collector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117046224B (en) | 2024-01-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108179975B (en) | Mining drilling machine and dust removal device thereof | |
| CN201195093Y (en) | Rotary dust separation defroster with synchronous flue gas desulfurization | |
| CN108501114A (en) | A kind of band sawing machine that can be cleaned and detach sawdust | |
| CN117046224B (en) | Unpowered bin top dust remover for desulfurization slaked lime | |
| CN107670444A (en) | A kind of carpenter's pulse filter bag central dust remover | |
| CN112221263A (en) | Bag-type dust collector with ultralow emission | |
| KR101602917B1 (en) | dust collecting device and method | |
| CN2452972Y (en) | Mobile and pulsation filtering drum dust removing type grain suction mechanism | |
| CN112112840B (en) | Furniture factory fan filters protective component | |
| CN207429957U (en) | A kind of carpenter's pulse filter bag central dust remover | |
| CN210751986U (en) | Rare earth smelting exhaust-gas treatment professional equipment | |
| CN221050940U (en) | Cigarette adsorption equipment | |
| CN113926298A (en) | Sodium-based dry flue gas desulfurization process | |
| CN2105991U (en) | Water jet-flow ventilation dust removing device | |
| CN208406427U (en) | A kind of sack cleaner with deashing function | |
| CN104772704A (en) | Cyclone grinding dust collection table | |
| CN215742656U (en) | Pre-dedusting spiral-flow type air flow distribution device for filter bag dust removal equipment | |
| CN216909718U (en) | Dry-type dust removal equipment | |
| CN220728432U (en) | Environment-friendly ventilation equipment for workshop | |
| CN220294781U (en) | Dust collector of sand making machine | |
| CN216498317U (en) | High-efficient cyclone dust collector | |
| CN212123613U (en) | A dust collector for wood working | |
| CN113332813B (en) | Pulse type filter cartridge dust removal equipment and dust removal system | |
| CN217140733U (en) | Wet high-voltage electrostatic dust collector | |
| KR101494092B1 (en) | Safety disposition structure of dust collector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |