CN111112084A - Wind power powder selecting system - Google Patents

Wind power powder selecting system Download PDF

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Publication number
CN111112084A
CN111112084A CN201911361686.6A CN201911361686A CN111112084A CN 111112084 A CN111112084 A CN 111112084A CN 201911361686 A CN201911361686 A CN 201911361686A CN 111112084 A CN111112084 A CN 111112084A
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CN
China
Prior art keywords
plate
ash
filter bag
adjusting
opening
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Granted
Application number
CN201911361686.6A
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Chinese (zh)
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CN111112084B (en
Inventor
王凯
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Yancheng Putian Coating Industry Co Ltd
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Yancheng Putian Coating Industry Co Ltd
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Priority to CN201911361686.6A priority Critical patent/CN111112084B/en
Publication of CN111112084A publication Critical patent/CN111112084A/en
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Publication of CN111112084B publication Critical patent/CN111112084B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B9/00Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
    • B07B9/02Combinations of similar or different apparatus for separating solids from solids using gas currents
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B11/00Arrangement of accessories in apparatus for separating solids from solids using gas currents
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B11/00Arrangement of accessories in apparatus for separating solids from solids using gas currents
    • B07B11/02Arrangement of air or material conditioning accessories
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B11/00Arrangement of accessories in apparatus for separating solids from solids using gas currents
    • B07B11/06Feeding or discharging arrangements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B7/00Selective separation of solid materials carried by, or dispersed in, gas currents
    • B07B7/01Selective separation of solid materials carried by, or dispersed in, gas currents using gravity
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B7/00Selective separation of solid materials carried by, or dispersed in, gas currents
    • B07B7/06Selective separation of solid materials carried by, or dispersed in, gas currents by impingement against sieves

Abstract

The invention discloses a wind power powder selecting system, which comprises wind power powder selecting equipment and filtering powder selecting equipment; the wind power powder selecting equipment comprises an ash selecting barrel, a conical top cover, a funnel-shaped bottom shell, an impeller motor, an ash inlet pipe, a conveying motor, a spiral conveying channel and a fine ash collecting barrel; the filtering and powder selecting equipment comprises a cylindrical shell, an upper cover plate, a horizontal mounting plate, a lower layer partition plate, an upper layer partition plate, a secondary filtering switching mechanism and each filter bag unit. The wind power powder selecting system can obtain powder selecting of at least three diameter ranges by utilizing the combination of the wind power powder selecting equipment and the filtering powder selecting equipment, and can ensure that finally discharged air is clean enough and avoid polluting the air.

Description

Wind power powder selecting system
Technical Field
The invention relates to a powder selecting system, in particular to a wind power powder selecting system.
Background
At present, the existing powder concentrator has a fixed structure, and only can the mixed particles be classified into two types of particles with fixed diameter proportion, but the diameters of the classified fine particles cannot be adjusted according to the on-site powder concentration requirement; and the discharged airflow of the wind power powder selection carries a large amount of fine powder without further powder selection, and because the fine powder is not in the powder selection range of the wind power powder selection equipment, great waste is caused. Therefore, it is necessary to design a wind power powder selecting system, which can adjust the diameter of the selected fine particles, so as to achieve the best powder selecting effect, and can further select and recycle the fine powder in the exhaust airflow.
Disclosure of Invention
The purpose of the invention is as follows: the wind power powder selecting system can adjust the diameter of the selected fine particles, so that the optimal powder selecting effect is achieved, and the fine powder in the exhaust airflow can be further selected and recovered.
The technical scheme is as follows: the wind power powder selecting system comprises wind power powder selecting equipment and filtering powder selecting equipment;
the wind power powder selecting equipment comprises an ash selecting barrel, a conical top cover, a funnel-shaped bottom shell, an impeller motor, an ash inlet pipe, a conveying motor, a spiral conveying channel and a fine ash collecting barrel; the fine ash collecting cylinder is arranged at the periphery of the upper end cylinder opening of the ash selecting cylinder, and the upper cylinder opening of the fine ash collecting cylinder is higher than the upper cylinder opening of the ash selecting cylinder; the conical top cover is covered on the upper end opening of the fine ash collecting cylinder, and a top air outlet is arranged at the conical top of the conical top cover; the edge of the lower cylinder opening of the fine ash collecting cylinder is sealed with the outer wall of the ash selecting cylinder through a sealing plate, and a fine ash outlet communicated with the interior of the fine ash collecting cylinder is arranged on the sealing plate; the funnel-shaped bottom shell is fixedly arranged on the lower end opening of the ash selecting barrel; the feeding end part of the spiral conveying channel is butted with a funnel opening at the lower end of the funnel-shaped bottom shell; the conveying motor is arranged on the discharge end part of the spiral conveying channel and is used for driving the conveying auger in the spiral conveying channel to rotate; a coarse ash outlet is arranged below the discharging end part of the spiral conveying channel; the ash inlet pipe vertically penetrates through the funnel-shaped bottom shell and enters the ash selecting barrel; the impeller motor is fixedly arranged on the outer wall of the ash selecting barrel through a motor bracket; a shaft sleeve is horizontally arranged in the ash selecting cylinder along the radial direction, and a gear box is arranged at the end part of the shaft sleeve; an impeller rotating shaft is vertically and rotatably arranged on the gear box, and the upper end part of the impeller rotating shaft is provided with a fan blade; the impeller rotating shaft drives the fan blades to rotate so as to push the airflow to move upwards; the impeller rotating shaft is positioned on the axis of the ash selecting cylinder and above the upper pipe orifice of the ash inlet pipe; a driven bevel gear is fixedly arranged on the impeller rotating shaft and positioned in the gear box; a driving rotating shaft is rotatably arranged in the shaft sleeve, one end of the driving rotating shaft is butted with an output shaft of the impeller motor, the other end of the driving rotating shaft extends into the gear box, and a driving bevel gear meshed with the driven bevel gear is arranged at the extending end part; a diversion conical funnel is arranged at the upper cylinder opening of the ash selecting cylinder through three inclined rods, and the upper opening of the diversion conical funnel protrudes out of the upper cylinder opening of the ash selecting cylinder; an adjusting sleeve is sleeved on the outer wall of an upper opening of the ash selecting cylinder; an adjusting rotating shaft is rotatably arranged on the outer wall of the ash selecting barrel and below the adjusting sleeve; an adjusting cam is fixedly arranged on the adjusting rotating shaft, and the edge of the cam of the adjusting cam is supported on the lower edge of the adjusting sleeve; the end part of the adjusting rotating shaft extends out of the fine ash collecting barrel, and a rotating rod is vertically arranged on the extending end; one end of the rotating rod is provided with a lifting adjusting handle, the other end of the rotating rod is provided with a pin hole, and a positioning pin is inserted in the pin hole; limiting blind holes are distributed on the outer wall of the fine ash collecting cylinder around the circumference of the adjusting rotating shaft; the end part of the positioning pin is inserted into the limiting blind hole at the corresponding position;
the filtering and powder selecting equipment comprises a cylindrical shell, an upper cover plate, a horizontal mounting plate, a lower layer partition plate, an upper layer partition plate, a secondary filtering switching mechanism and each filter bag unit; the upper cover plate is covered on the upper side opening of the cylindrical shell; the bottom of the cylindrical shell is vertically provided with a supporting leg; the horizontal mounting plate is fixedly arranged at the upper part in the cylindrical shell and is distributed with round mounting holes; each filter bag unit is fixedly arranged on each circular mounting hole; a filter bag supporting mechanism for supporting the filter bag unit is correspondingly arranged on the inner bottom of the cylindrical shell and below each circular mounting hole; the lower layer separation plate is vertically arranged in the cylindrical shell and positioned below the horizontal mounting plate and is used for separating a cavity below the horizontal mounting plate into a primary filtering cavity and a secondary filtering cavity; the upper-layer partition plate is vertically arranged above the horizontal mounting plate and is used for dividing a cavity above the horizontal mounting plate into a primary air inlet cavity and a secondary air inlet cavity; a strip-shaped communication hole is formed in the horizontal mounting plate and positioned between the lower-layer partition plate and the upper-layer partition plate and is used for communicating the primary filtering cavity with the secondary air inlet cavity; an air inlet pipe orifice communicated with the primary air inlet cavity is arranged on the outer wall of the upper part of the cylindrical shell; an air outlet pipe orifice communicated with the secondary filtering cavity is arranged on the outer wall of the lower part of the cylindrical shell; the secondary filtering switching mechanism comprises a lifting adjusting rod, a strip-shaped plate, an upper-layer closing plate and a lower-layer closing plate; the upper layer sealing plate is vertically arranged on the left edge of the upper side surface of the strip-shaped plate, and the lower layer sealing plate is vertically arranged on the right edge of the lower side surface of the strip-shaped plate; the strip-shaped plate is positioned below the horizontal mounting plate, the upper-layer sealing plate penetrates through the strip-shaped communication hole and is tightly attached to the left side face of the upper-layer partition plate, and the lower-layer sealing plate is tightly attached to the right side face of the lower-layer partition plate; the upper end of the lifting adjusting rod is rotatably arranged at the center of the lower side surface of the strip-shaped plate; the lower end of the lifting adjusting rod is provided with an adjusting external thread, and the lifting adjusting rod is screwed on an adjusting threaded hole at the bottom of the cylindrical shell through the adjusting external thread; the lower end of the lifting adjusting rod penetrates through the bottom of the cylindrical shell, and an adjusting crank is arranged on the lower end part; the upper-layer closing plate is provided with an upper-layer vent hole, and the lower-layer closing plate is provided with a lower-layer vent hole; the lower partition plate is provided with a lower partition plate hole, and the upper partition plate is provided with an upper partition plate hole; when the strip-shaped communication holes are closed after the strip-shaped plates are pushed to rise by the lifting adjusting rods, the lower partition plate holes are correspondingly communicated with the lower-layer ventilation holes, and the upper-layer ventilation holes are correspondingly communicated with the upper partition plate holes; after the lifting adjusting rod pulls the strip-shaped plate to descend, the upper partition plate hole is sealed by the upper-layer sealing plate, and the lower partition plate hole is sealed by the lower-layer sealing plate;
the top air outlet is communicated with the air inlet pipe orifice through a ventilation pipeline.
Furthermore, the upper pipe opening of the ash inlet pipe is provided with a limiting enclosing baffle through an inclined stay bar, and the limiting enclosing baffle is positioned below the fan blades.
Furthermore, a vibrating hammer is arranged on the outer side wall of the fine ash collecting cylinder.
Furthermore, a top cover supporting rod is vertically arranged on an upper tube opening of the ash selecting tube, and the upper end of the top cover supporting rod is fixedly arranged on the inner conical wall of the conical top cover.
Further, the edge of the lower opening of the fine ash collecting cylinder is a beveled edge which is inclined towards the fine ash outlet, so that the sealing plate forms an inclined slope surface which is inclined towards the fine ash outlet after being sealed along the beveled edge.
Further, the filter bag unit comprises a filter bag, a filter bag support frame and a Z-shaped pressing buckle; an annular support ring is arranged on the upper end bag opening of the filter bag, and the diameter of the outer ring of the annular support ring is larger than the aperture of the circular mounting hole; the filter bag support frame is inserted in the filter bag and used for opening the filter bag; the upper end of the filter bag support frame is provided with a pressing ring, and the diameter of the outer ring of the pressing ring is larger than that of the inner ring of the annular support ring; when the filter bag unit is arranged on the circular mounting hole, the annular support ring is pressed on the horizontal mounting plate, and the pressing circular ring is pressed on the annular support ring; the Z-shaped pressing button is horizontally and rotatably arranged on the horizontal mounting plate and is pressed on the pressing circular ring after being rotated.
Furthermore, a support ring is horizontally arranged in the middle of the filter bag support frame.
Further, the filter bag supporting mechanism comprises an adjusting screw rod, an upper sleeve and a supporting disc; the adjusting screw rod is vertically and fixedly arranged on the inner bottom of the cylindrical shell; the lower end of the upper sleeve is provided with internal threads; the upper end of the adjusting screw is screwed on the internal thread at the lower end; the supporting disk is horizontally arranged on the upper end of the upper sleeve, and radial supporting rods are arranged on the circumferential edge of the supporting disk along the radial direction; the end parts of the radial support rods are provided with protection rods which are bent upwards and extend, and the upper ends of the protection rods of the same filter bag support mechanism are fixedly arranged on the same fixed ring.
Furthermore, the upper cover plate is hinged on the upper cylinder opening of the cylindrical shell, an upper locking fixing block is arranged on the circumferential edge of the upper cover plate, and a lower locking fixing block corresponding to the upper locking fixing block is arranged on the outer side of the upper cylinder opening of the cylindrical shell; the upper locking fixing block and the lower locking fixing block are fixedly installed through a locking bolt.
Furthermore, a cover plate lifting lug is arranged on the upper side surface of the upper cover plate; two maintenance windows which are respectively communicated with the primary filtering cavity and the secondary filtering cavity are arranged on the outer wall of the lower part of the cylindrical shell; access doors are hinged at the two access windows; and door handles are arranged on the two access doors.
Compared with the prior art, the invention has the beneficial effects that: by utilizing the combination of the wind power powder selecting equipment and the filtering powder selecting equipment, powder selection of at least three diameter ranges can be obtained, the finally discharged air can be ensured to be clean enough, and the pollution to the air is avoided; the side driving mechanism is formed by the shaft sleeve, the gear box, the impeller rotating shaft, the driven bevel gear and the driving bevel gear, so that the driving rotating shaft is prevented from being installed from the top or the bottom, the top air outlet and the ash inlet pipe can be designed at the center, and the feeding and air-out effects are better; the material with small particle diameter can be guided into the fine ash collecting cylinder by the guide conical funnel; the height of the adjusting sleeve can be adjusted according to the separation requirement of on-site powder by utilizing the adjusting sleeve and the cam adjusting mechanism, so that the height of an upper cylinder opening of the ash selecting cylinder is indirectly adjusted, and the diameter of particles carried by the cylinder with higher height is smaller due to upward attenuation of wind power, and the diameter of particles falling into the fine ash collecting cylinder is smaller, so that the diameter of the particles falling into the fine ash collecting cylinder can be adjusted by adjusting the height of the adjusting sleeve, and the on-site powder selection adjusting requirement is met; by utilizing the primary filtering cavity and the secondary filtering cavity for filtering twice, dust with different particle diameters can be classified and filtered, so that classified collection of finer powder is facilitated; utilize lift adjustment pole, bar shaped plate, upper strata closing plate and lower floor closing plate to constitute secondary filter switching mechanism, can carry out fast switch over according to gaseous mixed composition in scene, satisfy the requirement of filtering the selection powder as required, avoided the trouble of changing the filter bag.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the system of the present invention;
FIG. 2 is a schematic structural view of the wind power dust selecting equipment of the present invention;
FIG. 3 is a schematic view of a fan blade mounting structure according to the present invention;
fig. 4 is a schematic structural diagram of the filtering and powder selecting device of the invention.
Detailed Description
The technical solution of the present invention is described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the embodiments.
Example 1:
as shown in fig. 1-4, the wind power dust selecting system of the present invention comprises: the device comprises a wind power powder selecting device and a filtering powder selecting device;
the wind power powder selecting equipment comprises an ash selecting barrel 101, a conical top cover 103, a funnel-shaped bottom shell 120, an impeller motor 108, an ash inlet pipe 117, a conveying motor 125, a spiral conveying channel 123 and a fine ash collecting barrel 102; the fine ash collecting cylinder 102 is arranged at the periphery of the upper end opening of the ash selecting cylinder 101, and the upper opening of the fine ash collecting cylinder 102 is higher than the upper opening of the ash selecting cylinder 101; the conical top cover 103 is covered on the upper end opening of the fine ash collecting cylinder 102, and a top air outlet 104 is arranged at the conical top of the conical top cover 103; the edge of the lower opening of the fine ash collecting cylinder 102 is sealed with the outer wall of the ash selecting cylinder 101 through a sealing plate, and a fine ash outlet 106 communicated with the interior of the fine ash collecting cylinder 102 is arranged on the sealing plate; the funnel-shaped bottom shell 120 is fixedly arranged on the lower end opening of the ash selecting barrel 101; the feeding end part of the spiral conveying channel 123 is butted with a funnel opening at the lower end of the funnel-shaped bottom shell 120; the conveying motor 125 is installed on the discharge end part of the spiral conveying channel 123 and is used for driving the conveying auger in the spiral conveying channel 123 to rotate; a coarse ash outlet 124 is arranged below the discharge end part of the spiral conveying channel 123; the ash inlet pipe 117 vertically penetrates through the funnel-shaped bottom shell 120 and enters the ash selecting barrel 101; the impeller motor 108 is fixedly arranged on the outer wall of the ash selecting cylinder 101 through a motor bracket 109; a shaft sleeve 110 is horizontally arranged in the ash selecting cylinder 101 along the radial direction, and a gear box 111 is arranged at the end part of the shaft sleeve 110; an impeller rotating shaft 112 is vertically and rotatably mounted on the gear box 111, and a fan blade 113 is arranged at the upper end part of the impeller rotating shaft 112; the impeller rotating shaft 112 drives the fan blades 113 to rotate so as to push the airflow to move upwards; the impeller rotating shaft 112 is positioned on the axis of the ash selecting cylinder 101 and above the upper pipe orifice of the ash inlet pipe 117; a driven bevel gear 114 is fixedly arranged on the impeller rotating shaft 112 and positioned in the gear box 111; a driving rotating shaft 116 is rotatably installed in the shaft sleeve 110, one end of the driving rotating shaft 116 is butted with an output shaft of the impeller motor 108, the other end of the driving rotating shaft 116 extends into the gear box 111, and a driving bevel gear 115 engaged with the driven bevel gear 114 is arranged at the extending end; a diversion conical funnel 126 is arranged at the upper cylinder opening of the ash selecting cylinder 101 through three inclined rods 122, and the upper opening of the diversion conical funnel 126 protrudes out of the upper cylinder opening of the ash selecting cylinder 101; an adjusting sleeve 127 is sleeved on the outer wall of the upper opening of the ash selecting cylinder 101; an adjusting rotating shaft 129 is rotatably arranged on the outer wall of the ash selecting barrel 101 and below the adjusting sleeve 127; an adjusting cam 128 is fixedly mounted on the adjusting rotating shaft 129, and the cam edge of the adjusting cam 128 is supported on the lower edge of the adjusting sleeve 127; the end of the adjusting rotating shaft 129 extends out of the fine ash collecting cylinder 102, and a rotating rod 130 is vertically arranged on the extending end; a lifting adjusting handle 131 is installed at one end of the rotating rod 130, a pin hole is formed at the other end of the rotating rod 130, and a positioning pin 132 is inserted in the pin hole; limiting blind holes are distributed on the outer wall of the fine ash collecting cylinder 102 around the circumference of the adjusting rotating shaft 129; the end part of the positioning pin 132 is inserted into the limiting blind hole at the corresponding position;
the filtering and powder selecting equipment comprises a cylindrical shell 201, an upper cover plate 202, a horizontal mounting plate 204, a lower partition plate 205, an upper partition plate 206, a secondary filtering switching mechanism and each filter bag unit; the upper cover plate 202 is covered on the upper side opening of the cylindrical shell 201; a support leg 203 is vertically arranged at the bottom of the cylindrical shell 201; the horizontal mounting plate 204 is fixedly mounted at the upper part in the cylindrical shell 201, and circular mounting holes are distributed on the horizontal mounting plate 204; each filter bag unit is fixedly arranged on each circular mounting hole; a filter bag supporting mechanism for supporting the filter bag unit is correspondingly arranged on the inner bottom of the cylindrical shell 201 and below each circular mounting hole; the lower-layer separation plate 205 is vertically arranged in the cylindrical shell 201 and is positioned below the horizontal mounting plate 204 and used for separating a cavity below the horizontal mounting plate 204 into a primary filtering cavity and a secondary filtering cavity; the upper-layer partition plate 206 is vertically arranged above the horizontal mounting plate 204 and is used for dividing a cavity above the horizontal mounting plate 204 into a primary air inlet cavity and a secondary air inlet cavity; a strip-shaped communication hole is formed in the horizontal mounting plate 204 and positioned between the lower-layer partition plate 205 and the upper-layer partition plate 206 and is used for communicating the primary filtering cavity with the secondary air inlet cavity; an air inlet pipe orifice 207 communicated with the primary air inlet cavity is arranged on the outer wall of the upper part of the cylindrical shell 201; an air outlet pipe port 208 communicated with the secondary filtering cavity is arranged on the outer wall of the lower part of the cylindrical shell 201; the secondary filtering switching mechanism comprises a lifting adjusting rod 220, a strip-shaped plate 230, an upper-layer closing plate 229 and a lower-layer closing plate 231; the upper-layer closing plate 229 is vertically arranged on the left edge of the upper side face of the strip-shaped plate 230, and the lower-layer closing plate 231 is vertically arranged on the right edge of the lower side face of the strip-shaped plate 230; the strip-shaped plate 230 is positioned below the horizontal mounting plate 204, the upper-layer closing plate 229 penetrates through the strip-shaped communication hole and is tightly attached to the left side surface of the upper-layer separation plate 206, and the lower-layer closing plate 231 is tightly attached to the right side surface of the lower-layer separation plate 205; the upper end of the lifting adjusting rod 220 is rotatably installed at the center of the lower side of the strip-shaped plate 230; an adjusting external thread 236 is arranged at the lower end of the lifting adjusting rod 220 and is screwed on an adjusting threaded hole at the bottom of the cylindrical shell 201 through the adjusting external thread 236; the lower end of the lifting adjusting rod 220 penetrates the bottom of the cylindrical shell 201, and an adjusting crank 237 is arranged on the lower end part; an upper layer vent 232 is arranged on the upper layer closing plate 229, and a lower layer vent 235 is arranged on the lower layer closing plate 231; a lower partition plate hole 234 is provided in the lower partition plate 205, and an upper partition plate hole 233 is provided in the upper partition plate 206; when the strip-shaped communicating holes are closed after the strip-shaped plates 230 are pushed to rise by the lifting adjusting rods 220, the lower partition plate holes 234 are correspondingly communicated with the lower-layer vent holes 235, and the upper-layer vent holes 232 are correspondingly communicated with the upper partition plate holes 233; after the lifting adjusting rod 220 pulls the strip-shaped plate 230 to descend, the upper partition plate 229 seals the upper partition hole 233, and the lower partition plate 231 seals the lower partition hole 234;
the top air outlet 104 is communicated with the air inlet pipe orifice 207 through a ventilation pipeline 238.
By utilizing the combination of the wind power powder selecting equipment and the filtering powder selecting equipment, powder selection of at least three diameter ranges can be obtained, the finally discharged air can be ensured to be clean enough, and the pollution to the air is avoided; a side driving mechanism is formed by the shaft sleeve 110, the gear box 111, the impeller rotating shaft 112, the driven bevel gear 114 and the driving bevel gear 115, so that the driving rotating shaft is prevented from being installed from the top or the bottom, the top air outlet 104 and the ash inlet pipe 117 can be designed at the center, and the good feeding and air outlet effects are achieved; the material with small particle diameter can be guided into the fine ash collecting cylinder 102 by the guide cone-shaped funnel 126; the height of the adjusting sleeve 127 can be adjusted according to the separation requirement of powder on site by utilizing the adjusting sleeve 127 and the cam adjusting mechanism, so that the height of the upper opening of the ash selecting cylinder 101 is indirectly adjusted, the diameter of particles carried by the higher height is smaller due to the upward attenuation of wind power, the diameter of particles falling into the fine ash collecting cylinder 102 is smaller, the diameter of particles falling into the fine ash collecting cylinder 102 is adjusted by adjusting the height of the adjusting sleeve 127, and the requirement of adjusting powder on site is met; by utilizing the primary filtering cavity and the secondary filtering cavity for filtering twice, dust with different particle diameters can be classified and filtered, so that classified collection of finer powder is facilitated; utilize lift adjusting lever 220, bar 230, upper strata closing plate 229 and lower floor closing plate 231 to constitute secondary filter switching mechanism, can carry out fast switch over according to the gaseous mixed composition in scene, satisfy the requirement of filtering the selection powder as required, avoided the trouble of changing filter bag 215.
Furthermore, a position-limiting enclosure 119 is installed above the upper pipe opening of the ash inlet pipe 117 through a diagonal brace 118, and the position-limiting enclosure 119 is located below the fan blades 113. The limit baffle 119 can guide the discharging of the ash inlet pipe 117, and the ash inlet pipe cannot scatter and fall off below the fan blades 113 in a large amount.
Further, a rapping hammer 107 is provided on the outer wall of the fine ash collecting cylinder 102. The material can be prevented from adhering and accumulating on the inner wall of the fine ash collecting tube 102 by the rapping hammer 107.
Furthermore, a top cover support rod 121 is vertically arranged on an upper tube opening of the ash selecting tube 101, and the upper end of the top cover support rod 121 is fixedly installed on an inner conical wall of the conical top cover 103. The stability of the installation of the tapered top cover 103 can be enhanced by the top cover support rod 121.
Further, the lower opening edge of the fine ash collecting cylinder 102 is provided with a beveled edge 105 which is inclined towards the fine ash outlet 106, so that the closing plate forms an inclined slope surface which is inclined towards the fine ash outlet 106 after being sealed along the beveled edge 105. The inclined slope surface can ensure that no material is left in the cavity between the fine ash collecting cylinder 102 and the ash selecting cylinder 101.
Further, the filter bag unit comprises a filter bag 215, a filter bag support frame 216 and a Z-shaped pressing buckle 228; an annular support ring 213 is arranged on the upper end bag mouth of the filter bag 215, and the outer ring diameter of the annular support ring 213 is larger than the aperture of the circular mounting hole; the filter bag support frame 216 is inserted in the filter bag 215 and is used for expanding the filter bag 215; a pressing ring 214 is arranged at the upper end of the filter bag support frame 216, and the diameter of the outer ring of the pressing ring 214 is larger than that of the inner ring of the annular support ring 213; when the filter bag unit is installed on the circular installation hole, the annular support ring 213 is pressed on the horizontal installation plate 204, and the pressing ring 214 is pressed on the annular support ring 213; the Z-shaped pressing button 228 is horizontally and rotatably installed on the horizontal installation plate 204 and presses on the pressing ring 214 after being rotated. The Z-shaped pressing buckle 228 is a Z-shaped plate, the lower plate is rotatably mounted on the horizontal mounting plate 204 through a rivet, and the upper plate is just pressed on the pressing ring 214 after the horizontal rotation; the pressing ring 214 can be pressed and fixed by the Z-shaped pressing button 228, and the filter bag support frame 216 can be taken out by rotating the Z-shaped pressing button 228 during maintenance.
Further, a support ring 224 is horizontally disposed at the middle of the filter bag support frame 216. The structural strength of the filter bag support frame 216 can be enhanced by the support ring 224.
Further, the filter bag supporting mechanism comprises an adjusting screw 218, an upper sleeve 219 and a supporting disc 221; the adjusting screw 218 is vertically and fixedly arranged on the inner bottom of the cylindrical shell 201; the lower end of the upper sleeve 219 is provided with internal threads; the upper end of the adjusting screw 218 is screwed on the internal thread at the lower end; the support disc 221 is horizontally installed on the upper end of the upper sleeve 219, and radial support rods 222 are radially provided on the circumferential edge of the support disc 221; the end of each radial support rod 222 is provided with a guard rod 223 bent upwards and extending, and the upper end of each guard rod 223 of the same filter bag support mechanism is fixedly arranged on the same fixed ring 225. The filter bag supporting mechanism can be used for supporting the filter bag 215 with adjustable height, so that the filter bag 215 is not in a suspended state; the outside protection is formed by the protection rod 223 and the fixed ring 225, so that the filter bag 215 is prevented from being inclined.
Further, an upper cover plate 202 is hinged on the upper cylinder opening of the cylindrical shell 201, an upper locking fixing block 211 is arranged on the circumferential edge of the upper cover plate 202, and a lower locking fixing block 210 corresponding to the upper locking fixing block 211 is arranged on the outer side of the upper cylinder opening of the cylindrical shell 201; the upper locking fixing block 211 and the lower locking fixing block 210 are fixedly installed by a locking bolt 212. The hinged mounting and the securing of the locking bolt 212 can facilitate the opening and closing securing of the upper cover plate 202.
Further, a cover plate lifting lug 209 is arranged on the upper side surface of the upper cover plate 202; two maintenance windows which are respectively communicated with the primary filtering cavity and the secondary filtering cavity are arranged on the outer wall of the lower part of the cylindrical shell 201; access doors 226 are hinged at the two access windows; door handles 227 are mounted on both access doors 226. The cover plate lifting lug 209 can be used for facilitating the suspension and lifting of the upper cover plate 202 during internal cleaning; the use of two access doors 226 can facilitate servicing the interior of the primary and secondary filter cavities.
When the wind power powder selecting system disclosed by the invention is used, materials are conveyed into the ash selecting barrel 101 from the ash inlet pipe 117 at high pressure by using the material lifting fan, the impeller rotating shaft 112 drives the fan blades 113 to rotate so as to realize axial air supply, and the materials are scattered and conveyed upwards under the action of the fan blades 113; during the conveying process, the large-particle-diameter materials will rise for a certain distance under the action of gravity and finally fall into the funnel-shaped bottom shell 120, and are gathered at the bottom and conveyed by the spiral conveying channel 123, and finally are discharged from the coarse ash outlet 124; the small-particle-diameter materials rise and then meet the outer conical wall of the diversion conical hopper 126, are diffused to the periphery under the diversion action of the outer conical wall and enter a cavity between the ash selecting cylinder 101 and the fine ash collecting cylinder 102, and finally are discharged from the fine ash outlet 106 after falling, and the small-particle-diameter materials entering the diversion conical hopper 126 due to turbulent flow fall from the hopper opening under the action of gravity and continuously enter air flow to participate in powder selection; while the air flow carrying the finer particles is discharged from the top outlet 104; if the particle diameter falling into the fine ash collecting cylinder 102 needs to be adjusted, the lifting adjusting handle 131 can be rotated, so that the supporting height of the adjusting sleeve 127 can be adjusted by rotating the adjusting cam 128, and after the adjustment is completed, the limiting fixing is carried out by using the positioning pin 132, the higher the height of the adjusting sleeve 127 is, the smaller the particle diameter entering the fine ash collecting cylinder 102 is, the lower the height of the adjusting sleeve 127 is, and the larger the particle diameter entering the fine ash collecting cylinder 102 is.
Under the flowing action of the air flow, the air flow carrying the fine particles is conveyed to a filtering and powder selecting device through a ventilating pipeline 238, the filter bag 215 in the secondary filtering cavity can filter small-diameter particles, the filter bag 215 in the primary filtering cavity can filter large-diameter particles, if the dust in the air flow is single, only primary filtering and powder selecting are needed, at the moment, an adjusting crank 237 is shaken, when a strip-shaped plate 230 is pushed by a lifting adjusting rod 220 to rise and then a strip-shaped communicating hole is closed, a lower partition plate hole 234 is correspondingly communicated with a lower-layer vent hole 235, an upper-layer vent hole 232 is correspondingly communicated with an upper partition plate hole 233, so that the primary filtering cavity is communicated with the secondary filtering cavity, a primary air inlet cavity is also communicated with a secondary air inlet cavity, and the air is only filtered for one time; if the delivered air flow becomes complex and dust particles with different diameters are mixed, secondary filtration classification is needed, the adjustment crank 237 is shaken at the moment, after the strip-shaped plate 230 is pulled to descend by the lifting adjustment rod 220, the upper partition plate hole 233 is sealed by the upper-layer sealing plate 229, the lower partition plate hole 234 is sealed by the lower-layer sealing plate 231, so that the primary filtration cavity and the secondary filtration cavity are isolated, the primary air inlet cavity and the secondary air inlet cavity are also isolated, the primary filtration cavity is communicated with the secondary air inlet cavity, and the air is filtered twice, so that large-diameter particles and small-diameter particles are respectively filtered; the filtered airflow is finally discharged from the air outlet pipe opening 208; as dust in the filter bag 215 increases, the filter bag support mechanism can provide sufficient support force for the filter bag 215; during maintenance, the upper cover plate 202 can be opened, each Z-shaped pressing buckle 225 is rotated, so that each filter bag 215 and the filter bag support frame 216 are pulled out from the circular mounting hole together, dust in each filter bag 215 is poured out and collected respectively, and the interiors of the primary filter cavity and the secondary filter cavity can be maintained through two access doors 226.
As noted above, while the present invention has been shown and described with reference to certain preferred embodiments, it is not to be construed as limited thereto. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. A wind-force selection powder system which characterized in that: comprises a wind power powder selecting device and a filtering powder selecting device;
the wind power powder selecting equipment comprises an ash selecting barrel (101), a conical top cover (103), a funnel-shaped bottom shell (120), an impeller motor (108), an ash inlet pipe (117), a conveying motor (125), a spiral conveying channel (123) and a fine ash collecting barrel (102); the fine ash collecting cylinder (102) is arranged on the periphery of the upper end opening of the ash selecting cylinder (101), and the upper opening of the fine ash collecting cylinder (102) is higher than the upper opening of the ash selecting cylinder (101); the conical top cover (103) is covered on the upper end opening of the fine ash collecting cylinder (102), and a top air outlet (104) is arranged at the conical top of the conical top cover (103); the edge of the lower cylinder opening of the fine ash collecting cylinder (102) is sealed with the outer wall of the ash selecting cylinder (101) through a sealing plate, and a fine ash outlet (106) communicated with the interior of the fine ash collecting cylinder (102) is arranged on the sealing plate; the funnel-shaped bottom shell (120) is fixedly arranged on the lower end opening of the ash selecting barrel (101); the feeding end part of the spiral conveying channel (123) is butted with a funnel opening at the lower end of the funnel-shaped bottom shell (120); the conveying motor (125) is arranged on the discharge end part of the spiral conveying channel (123) and is used for driving the conveying auger in the spiral conveying channel (123) to rotate; a coarse ash outlet (124) is arranged below the discharge end part of the spiral conveying channel (123); the ash inlet pipe (117) vertically penetrates through the funnel-shaped bottom shell (120) and enters the ash selecting barrel (101); the impeller motor (108) is fixedly arranged on the outer wall of the ash selecting barrel (101) through a motor bracket (109); a shaft sleeve (110) is horizontally arranged in the ash selecting barrel (101) along the radial direction, and a gear box (111) is arranged at the end part of the shaft sleeve (110); an impeller rotating shaft (112) is vertically and rotatably arranged on the gear box (111), and a fan blade (113) is arranged at the upper end part of the impeller rotating shaft (112); the impeller rotating shaft (112) drives the fan blades (113) to rotate so as to push the airflow to move upwards; the impeller rotating shaft (112) is positioned on the axis of the ash selecting barrel (101) and is positioned above an upper pipe opening of the ash inlet pipe (117); a driven bevel gear (114) is fixedly arranged on the impeller rotating shaft (112) and positioned in the gear box (111); a driving rotating shaft (116) is rotatably installed in the shaft sleeve (110), one end of the driving rotating shaft (116) is butted with an output shaft of the impeller motor (108), the other end of the driving rotating shaft (116) extends into the gear box (111), and a driving bevel gear (115) meshed with the driven bevel gear (114) is arranged at the extending end part; a diversion conical funnel (126) is arranged at the upper cylinder opening of the ash selecting cylinder (101) through three inclined rods (122), and the upper opening of the diversion conical funnel (126) protrudes out of the upper cylinder opening of the ash selecting cylinder (101); an adjusting sleeve (127) is sleeved on the outer wall of an upper opening of the ash selecting barrel (101); an adjusting rotating shaft (129) is rotatably arranged on the outer wall of the ash selecting barrel (101) and below the adjusting sleeve (127); an adjusting cam (128) is fixedly arranged on the adjusting rotating shaft (129), and the cam edge of the adjusting cam (128) is supported on the lower edge of the adjusting sleeve (127); the end part of the adjusting rotating shaft (129) extends out of the fine ash collecting cylinder (102), and a rotating rod (130) is vertically arranged on the extending end; one end of the rotating rod (130) is provided with a lifting adjusting handle (131), the other end of the rotating rod (130) is provided with a pin hole, and a positioning pin (132) is inserted in the pin hole; limiting blind holes are distributed on the outer wall of the fine ash collecting cylinder (102) around the circumference of the adjusting rotating shaft (129); the end part of the positioning pin (132) is inserted into the limiting blind hole at the corresponding position;
the filtering and powder selecting equipment comprises a cylindrical shell (201), an upper cover plate (202), a horizontal mounting plate (204), a lower partition plate (205), an upper partition plate (206), a secondary filtering switching mechanism and each filter bag unit; the upper cover plate (202) is covered on the upper side opening of the cylindrical shell (201); a support leg (203) is vertically arranged at the bottom of the cylindrical shell (201); the horizontal mounting plates (204) are fixedly mounted at the upper part in the cylindrical shell (201), and circular mounting holes are distributed on the horizontal mounting plates (204); each filter bag unit is fixedly arranged on each circular mounting hole; a filter bag supporting mechanism for supporting the filter bag units is correspondingly arranged on the inner bottom of the cylindrical shell (201) and below the circular mounting holes; the lower-layer separation plate (205) is vertically arranged in the cylindrical shell (201) and positioned below the horizontal mounting plate (204) and is used for separating a cavity below the horizontal mounting plate (204) into a primary filtering cavity and a secondary filtering cavity; the upper-layer partition plate (206) is vertically arranged above the horizontal mounting plate (204) and is used for dividing a cavity above the horizontal mounting plate (204) into a primary air inlet cavity and a secondary air inlet cavity; a strip-shaped communication hole is formed in the horizontal mounting plate (204) and positioned between the lower-layer partition plate (205) and the upper-layer partition plate (206), and is used for communicating the primary filtering cavity with the secondary air inlet cavity; an air inlet pipe orifice (207) communicated with the primary air inlet cavity is arranged on the outer wall of the upper part of the cylindrical shell (201); an air outlet pipe orifice (208) communicated with the secondary filtering cavity is arranged on the outer wall of the lower part of the cylindrical shell (201); the secondary filtering switching mechanism comprises a lifting adjusting rod (220), a strip-shaped plate (230), an upper-layer closing plate (229) and a lower-layer closing plate (231); the upper-layer closing plate (229) is vertically arranged on the left edge of the upper side face of the strip-shaped plate (230), and the lower-layer closing plate (231) is vertically arranged on the right edge of the lower side face of the strip-shaped plate (230); the strip-shaped plate (230) is positioned below the horizontal mounting plate (204), the upper-layer closing plate (229) penetrates through the strip-shaped communication hole and is tightly attached to the left side face of the upper-layer partition plate (206), and the lower-layer closing plate (231) is tightly attached to the right side face of the lower-layer partition plate (205); the upper end of the lifting adjusting rod (220) is rotatably arranged at the center of the lower side surface of the strip-shaped plate (230); an adjusting external thread (236) is arranged at the lower end of the lifting adjusting rod (220), and is screwed on an adjusting threaded hole at the bottom of the cylindrical shell (201) through the adjusting external thread (236); the lower end of the lifting adjusting rod (220) penetrates through the bottom of the cylindrical shell (201), and an adjusting crank (237) is arranged on the lower end part; an upper layer ventilation hole (232) is formed in the upper layer sealing plate (229), and a lower layer ventilation hole (235) is formed in the lower layer sealing plate (231); a lower partition plate hole (234) is arranged on the lower partition plate (205), and an upper partition plate hole (233) is arranged on the upper partition plate (206); when the strip-shaped communicating holes are closed after the lifting adjusting rods (220) push the strip-shaped plates (230) to rise, the lower partition plate holes (234) are correspondingly communicated with the lower-layer vent holes (235), and the upper-layer vent holes (232) are correspondingly communicated with the upper partition plate holes (233); after the lifting adjusting rod (220) pulls the strip-shaped plate (230) to descend, the upper partition plate hole (233) is sealed by the upper-layer sealing plate (229), and the lower partition plate hole (234) is sealed by the lower-layer sealing plate (231);
the top air outlet (104) is communicated with the air inlet pipe orifice (207) through a ventilation pipeline (238).
2. The wind powered dust sorting system of claim 1, wherein: a limiting surrounding baffle (119) is arranged above an upper pipe opening of the ash inlet pipe (117) through an inclined stay bar (118), and the limiting surrounding baffle (119) is positioned below the fan blades (113).
3. The wind powered dust sorting system of claim 1, wherein: a rapping hammer (107) is arranged on the outer cylinder wall of the fine ash collecting cylinder (102).
4. The wind powered dust sorting system of claim 1, wherein: a top cover supporting rod (121) is vertically arranged on the upper tube opening of the ash selecting tube (101), and the upper end of the top cover supporting rod (121) is fixedly arranged on the inner conical wall of the conical top cover (103).
5. The wind powered dust sorting system of claim 1, wherein: the edge of the lower opening of the fine ash collecting cylinder (102) is provided with a beveled edge (105) which is inclined towards the fine ash outlet (106), so that the closing plate forms an inclined slope surface which is inclined towards the fine ash outlet (106) after being sealed along the beveled edge (105).
6. The wind powered dust sorting system of claim 1, wherein: the filter bag unit comprises a filter bag (215), a filter bag support frame (216) and a Z-shaped pressing buckle (228); an annular support ring (213) is arranged on the upper end bag mouth of the filter bag (215), and the diameter of the outer ring of the annular support ring (213) is larger than the aperture of the circular mounting hole; the filter bag support frame (216) is inserted in the filter bag (215) and is used for propping up the filter bag (215); a pressing ring (214) is arranged at the upper end of the filter bag support frame (216), and the diameter of the outer ring of the pressing ring (214) is larger than that of the inner ring of the annular support ring (213); when the filter bag unit is installed on the circular installation hole, the annular support ring (213) is pressed on the horizontal installation plate (204), and the pressing ring (214) is pressed on the annular support ring (213); the Z-shaped pressing buckle (228) is horizontally and rotatably arranged on the horizontal mounting plate (204) and is pressed on the pressing ring (214) after being rotated.
7. The wind powered dust sorting system of claim 1, wherein: the middle part of the filter bag support frame (216) is horizontally provided with a support ring (224).
8. The wind powered dust sorting system of claim 1, wherein: the filter bag supporting mechanism comprises an adjusting screw rod (218), an upper sleeve (219) and a supporting disc (221); the adjusting screw rod (218) is vertically and fixedly arranged on the inner bottom of the cylindrical shell (201); the lower end of the upper sleeve (219) is provided with internal threads; the upper end of the adjusting screw rod (218) is screwed on the internal thread at the lower end; the supporting disk (221) is horizontally arranged on the upper end of the upper sleeve (219), and radial supporting rods (222) are arranged on the circumferential edge of the supporting disk (221) along the radial direction; the end parts of the radial support rods (222) are provided with protection rods (223) which are bent upwards and extend, and the upper ends of the protection rods (223) of the same filter bag support mechanism are fixedly arranged on the same fixed circular ring (225).
9. The wind powered dust sorting system of claim 1, wherein: the upper cover plate (202) is hinged on an upper opening of the cylindrical shell (201), an upper locking fixing block (211) is arranged on the circumferential edge of the upper cover plate (202), and a lower locking fixing block (210) corresponding to the upper locking fixing block (211) is arranged on the outer side of the upper opening of the cylindrical shell (201); the upper locking fixing block (211) and the lower locking fixing block (210) are fixedly installed through a locking bolt (212).
10. The wind powered dust sorting system of claim 1, wherein: a cover plate lifting lug (209) is arranged on the upper side surface of the upper cover plate (202); two maintenance windows which are respectively communicated with the primary filtering cavity and the secondary filtering cavity are arranged on the outer wall of the lower part of the cylindrical shell (201); access doors (226) are hinged at the two access windows; door handles (227) are mounted to both access doors (226).
CN201911361686.6A 2019-12-26 2019-12-26 Wind power powder selecting system Active CN111112084B (en)

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CN109731785A (en) * 2019-03-08 2019-05-10 卢继升 A kind of mineral powder multipass sort system
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB272360A (en) * 1926-08-17 1927-06-16 William Thomas Blaney Air cleaners
GB583107A (en) * 1945-05-25 1946-12-09 Walter Fritz Mode Improvements in cyclone separators
JP2004122072A (en) * 2002-10-07 2004-04-22 Sanko Air Plant Ltd Classifier for powder and particles
CN201008846Y (en) * 2007-02-13 2008-01-23 石家庄三立谷物精选机械有限公司 Complex assorting machine
CN202052701U (en) * 2011-01-18 2011-11-30 赵益民 Powder concentrator capable of sorting out component materials having particles of rough, medium, and fine particle sizes
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CN211887954U (en) * 2019-12-26 2020-11-10 盐城市普天涂装工业有限公司 Wind power powder selecting system

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