CN118122622A - Sodium sulphate screening plant - Google Patents
Sodium sulphate screening plant Download PDFInfo
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- CN118122622A CN118122622A CN202410536614.5A CN202410536614A CN118122622A CN 118122622 A CN118122622 A CN 118122622A CN 202410536614 A CN202410536614 A CN 202410536614A CN 118122622 A CN118122622 A CN 118122622A
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- powder
- anhydrous sodium
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- air
- pipe
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- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 title claims abstract description 157
- 229910052938 sodium sulfate Inorganic materials 0.000 title claims abstract description 62
- 235000011152 sodium sulphate Nutrition 0.000 title claims abstract description 62
- 238000012216 screening Methods 0.000 title claims abstract description 25
- 239000000843 powder Substances 0.000 claims abstract description 96
- 230000007246 mechanism Effects 0.000 claims abstract description 89
- 239000000428 dust Substances 0.000 claims abstract description 45
- 238000012545 processing Methods 0.000 claims abstract description 25
- 238000009826 distribution Methods 0.000 claims abstract description 20
- 238000011161 development Methods 0.000 claims abstract description 15
- 230000005284 excitation Effects 0.000 claims abstract description 15
- 210000000056 organ Anatomy 0.000 claims abstract description 15
- 238000007599 discharging Methods 0.000 claims abstract description 12
- 238000011049 filling Methods 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims description 34
- 238000010438 heat treatment Methods 0.000 claims description 12
- 238000000926 separation method Methods 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 5
- 210000001503 joint Anatomy 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 2
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 2
- 241001330002 Bambuseae Species 0.000 claims description 2
- 241000196324 Embryophyta Species 0.000 claims description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 2
- 239000011425 bamboo Substances 0.000 claims description 2
- 238000007605 air drying Methods 0.000 claims 1
- 238000011010 flushing procedure Methods 0.000 abstract description 5
- 238000010408 sweeping Methods 0.000 abstract description 3
- 239000002245 particle Substances 0.000 description 9
- 238000001035 drying Methods 0.000 description 7
- 238000007873 sieving Methods 0.000 description 7
- 229920001971 elastomer Polymers 0.000 description 6
- 241000220317 Rosa Species 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 239000002994 raw material Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000007791 dehumidification Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 229920001084 poly(chloroprene) Polymers 0.000 description 2
- 239000007832 Na2SO4 Substances 0.000 description 1
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000000729 antidote Substances 0.000 description 1
- 159000000009 barium salts Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000013064 chemical raw material Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000008141 laxative Substances 0.000 description 1
- 230000002475 laxative effect Effects 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 238000011022 operating instruction Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a sodium sulfate screening device, which relates to the screening field and comprises a first base fixedly arranged on the ground and a second base connected with the first base through an organ plate and fixed on the ground, wherein an excitation mechanism is arranged on the second base, a top supporting plate is arranged at the top of the excitation mechanism, a vibration-distributing gas charging mechanism is arranged on a screen cylinder, and a tail screen plate is arranged at the inner bottom of the screen cylinder; the top of the vibration-distributing gas-filling mechanism is provided with a primary screen plate, and the top of the screen cylinder is provided with a powder feeding mechanism; one end of the powder discharging pipe is connected with a powder heat output mechanism through a soft connecting pipe; an analysis processing box is arranged on the first base, a development board is arranged in the analysis processing box, and a control module is arranged on the development board. Under the control of the control and distribution module, the operation and output speed of the powder heat output mechanism are reasonably controlled by combining the air humidity uploaded by the humidity sensor in real time, and the sweeping speed of the vibration and air charging mechanism and the flushing of compressed and dried air are reasonably controlled by combining the dust concentration uploaded by the dust concentration detector in real time.
Description
Technical Field
The invention belongs to the technical field of screening, and particularly relates to a anhydrous sodium sulfate screening device.
Background
Anhydrous sodium sulfate is also called anhydrous sodium sulfate; the molecular formula is Na2SO4; 142.04 white, odorless, bitter crystals or powders, hygroscopic crystals or powders. The appearance is colorless, transparent, large crystal or small particle crystal.
The anhydrous sodium sulphate is mainly used for preparing water glass, porcelain glaze, paper pulp, refrigerant mixture, detergent, desiccant, dye diluent, analytical chemical reagent and medicine, and is also used as antidote for laxative and barium salt poisoning, etc. The catalyst can be used as an additive of light materials, cement, concrete additives, catalysts of organic chemical products and the like in the industries of washing, bleaching, papermaking, glass, leather, synthetic fibers, printing ink, rubber and the like, and is a necessary basic chemical raw material in a plurality of industries.
At present, the anhydrous sodium sulphate suitable for industrial production needs to be more than 100 meshes, so that more requirements exist for sieving the anhydrous sodium sulphate. There are also some anhydrous sodium sulphate screening devices on the market.
The authorized bulletin number is: the patent of CN210253115U discloses a anhydrous sodium sulfate filtering and screening device, the bottom fixedly connected with backup pad that relates to the rose box, the bottom fixedly connected with support of backup pad, the equal fixedly connected with mount of left and right sides of rose box, the top fixedly connected with motor of mount, the output shaft of motor runs through and extends to the inside of rose box, the output shaft fixedly connected with (mixing) shaft of motor, the bottom fixedly connected with discharge mechanism of rose box, the feeder hopper has been placed at the top of rose box, the one side fixedly connected with fixed plate of support orientation discharge mechanism, the top fixedly connected with fan of fixed plate, the outside intercommunication of fan has the connecting pipe that runs through and extends to the discharge mechanism inboard, the inboard bottom fixedly connected with fine filter screen of discharge mechanism, the one side fixedly connected with of support orientation discharge mechanism is located the branch of fixed plate below, the one end fixedly connected with connecting block of support keeping away from the support, the collecting box has been placed to the below of discharge mechanism, the left and right sides of collecting box has all been seted up the recess, the inner wall fixedly connected with return spring of recess, the one end fixedly connected with fixture block of recess inner wall, the bottom fixedly connected with movable rod of fixture block, one side that the fixture block advances.
Therefore, the raw materials are added into the filter box through the feed hopper, the stirring shaft is driven to rotate by the motor, the raw materials are stirred, anhydrous powder flows downwards from the primary filter screen of the discharging mechanism, the raw materials which are coagulated into blocks are stirred at two sides of the stirring shaft, the blockage is avoided, the blockage caused by filtration is reduced, then under the action of blowing of the fan, the connecting pipe blows fine powder out of the lower part of the fine filter screen, the hydrous powder cannot flow downwards from the fine filter screen, and the powder is blown by the fan to continuously move, so that the accumulation blockage is avoided.
However, the lower screen is not effectively prevented from being blocked by the rotation of the stirring shafts at two sides, and the influence on the permeation of the anhydrous sodium sulphate through the screen is not great under the condition of blowing under a fan, especially under the condition that certain moisture exists in the anhydrous sodium sulphate; for this reason, it is necessary to provide a sieving device capable of automatically accelerating the sieving speed and automatically removing moisture from anhydrous sodium sulfate according to circumstances.
Disclosure of Invention
The invention aims to provide a sodium sulphate screening device which aims to solve the problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the sodium sulfate screening device comprises a first base fixedly arranged on the ground and a second base connected with the first base through an organ plate and fixed on the ground, wherein an excitation mechanism is arranged on the second base, a top supporting plate is arranged at the top of the excitation mechanism, supporting columns are uniformly connected with the top of the top supporting plate in a circumferential direction, a top seat is arranged at the top of each supporting column, and an outer cover is sleeved on each supporting column;
the top seat is provided with a screen cylinder, the bottom of the screen cylinder is provided with a powder discharging pipe, and the vibration excitation mechanism is used for driving the screen cylinder to vibrate up and down;
The screen cylinder is provided with a vibration-distributing gas-filling mechanism, the inner bottom of the screen cylinder is provided with a tail screen plate, and the vibration-distributing gas-filling mechanism is used for fully filling anhydrous sodium sulfate on the tail screen plate;
The top of the vibration-distributing gas-filling mechanism is provided with a primary screen plate, the top of the screen cylinder is provided with a powder feeding mechanism, and the powder feeding mechanism is used for effectively guiding external anhydrous sodium sulfate to the primary screen plate for coarse screening in a pipeline dredging mode;
one end of the lower powder pipe is connected with a powder heat output mechanism through a soft connecting pipe, and the powder heat output mechanism is used for heating and discharging anhydrous sodium sulfate arranged in the lower row in the screen cylinder;
The device comprises a powder inlet mechanism, a powder outlet mechanism, a powder inlet mechanism, a powder concentration detector, a fine screen and a powder outlet mechanism, wherein the powder inlet mechanism is internally provided with a humidity sensor which is used for sensing the air humidity in the powder inlet mechanism, and one side of the bottom of the screen cylinder is provided with the powder concentration detector which is used for detecting the dust concentration of the anhydrous sodium sulphate which is discharged downwards after passing through the fine screen in real time;
The first base is provided with an analysis processing box, a development board is arranged in the analysis processing box, a control module is arranged on the development board and used for analyzing and controlling the heating temperature and the output speed of the powder heat output mechanism in combination with the air humidity uploaded by the humidity sensor in real time; the control and distribution module is also used for analyzing and controlling the operation of the vibration-distributing gas charging mechanism by combining the dust concentration uploaded by the dust concentration detector in real time.
For more effective component to top fagging upper portion carries out the shock transfer and more effective elastic support top fagging upper portion component, preferably, vibration mechanism is including setting up the vibration motor on the second base, vibration motor's top is connected in the bottom central point of top fagging, the second base is provided with support sleeve with the top fagging on just being located vibration motor's peripheral hoop evenly, support sleeve is intraductal to be provided with spring one, the cover is equipped with organ cover and the both ends of organ cover are connected respectively on support sleeve on the spring one.
In order to enable the anhydrous sodium sulphate particles meeting the particle size to pass through the tail screen plate more effectively, preferably, the vibration-distributing air charging mechanism comprises a first supporting ring arranged on the lower side of the inner wall of the screen cylinder, a second supporting ring is arranged in the first supporting ring, side pipes are uniformly arranged in the first supporting ring and the second supporting ring in the circumferential direction, and a second spring is connected between the side pipes in the first supporting ring and the side pipes in the second supporting ring;
The second supporting ring is internally provided with a sieve bucket, the tail sieve plate and the first sieve plate are arranged at the inner lower part and the inner upper part of the sieve bucket, the second supporting ring and the sieve bucket are uniformly provided with row holes in the circumferential direction, the end openings of the row holes are connected with gas branch pipes, the end parts of the gas branch pipes are connected with middle connecting boxes, the gas branch pipes are mutually communicated through the middle connecting boxes, and the gas branch pipes are circular pipe structures with air holes uniformly arranged in the circumferential direction;
The center of the bottom of the tail screen plate is provided with a first motor, a rotor shaft of the first motor penetrates through the tail screen plate and is connected with a rotary joint, rotary strips are uniformly connected to the side of the rotary joint in a circumferential direction, brush strips are uniformly arranged at the bottom of the rotary strips, the center of the bottom of the tail screen plate is provided with a housing, the housing is sleeved on the first motor, one side of the housing is provided with a wire tube, one end of the wire tube is connected with a flexible wire tube, and one end of the flexible wire tube penetrates out of the screen tube;
The two sides of the screen cylinder are connected with gas connecting pipes, the gas connecting pipes are communicated with the space between the first supporting ring and the second supporting ring, one end of each gas connecting pipe is connected with an electromagnetic gas valve, the gas inlet end of each electromagnetic gas valve is connected with a connecting pipe, and the connecting pipes are communicated with external pressurized gas drying equipment through gas connecting hoses;
The upper and lower parts of the first support ring and the second support ring are closed by connecting soft rings.
Preferably, the upper part of the inner wall of the sieve bucket is provided with a mounting annular plate, the primary sieve plate is arranged on the mounting annular plate, the top of the sieve bucket is provided with a soft cover, and the side of the soft cover is arranged on the inner wall of the sieve barrel.
Preferably, the powder feeding mechanism comprises a supporting soft ring arranged at the top of the screen cylinder, a cover plate is arranged at the top of the screen cylinder, a top connecting pipe is arranged at the center of the cover plate, a soft cover is arranged at the bottom of the top connecting pipe, and the soft cover is pressed on the primary screen plate;
The top connection pipe is connected with the external pressurization powder discharge equipment through the feeding pipe.
In order to remove moisture in the sieved anhydrous sodium sulphate, preferably, the powder heat output mechanism comprises a powder conveying pipe communicated with a lower powder pipe through a soft connecting pipe, external soft sealing rings are arranged on the front side and the rear side of the outer cover, the powder conveying pipe penetrates through the external soft sealing rings, a first stay rod is arranged on a second base, the top of the first stay rod is connected to the bottom of the powder conveying pipe, a second stay rod is arranged on the first base, and a frame box is arranged at the top of the second stay rod;
a second motor is arranged on one side of the frame box, a rotor shaft of the second motor penetrates through the frame box to the inside of the frame box, a heat conduction auger is connected to the end part of the rotor shaft of the second motor through a heat insulation plate, and a heat conduction auger connecting shaft is rotatably arranged on one side in the powder conveying pipe;
The front part of the frame box is provided with a heater, and the vortex cover of the heater is sleeved at one end of the heat conduction auger.
In order to realize that the vibration gas charging mechanism and the powder heat output mechanism can automatically operate according to the requirements, preferably, the control and distribution module comprises a dust concentration data receiving module for receiving the dust concentration data uploaded by the dust concentration detector in real time and a humidity data receiving module for receiving the humidity data uploaded by the humidity sensor in real time;
the dust concentration data receiving module and the humidity data receiving module are in transmission connection with an analysis processing module, and the analysis processing module is in transmission connection with a relay electric control transmission module, a rotation speed control transmission module I, a rotation speed control transmission module II and a heat control module;
The analysis processing module analyzes and controls the relay control transmission module to give on-off instructions to the electromagnetic air valve by analyzing the dust concentration data uploaded in real time, and analyzes and controls the rotating speed control transmission module to give rotating speed control instructions to a pair of motors;
The analysis processing module analyzes and controls the second motor of the rotation speed control and transmission module to give out a rotation speed control instruction by analyzing and controlling the humidity data uploaded in real time, and the thermal control module to give out a heating temperature control instruction to the heater.
Compared with the prior art, the invention has the beneficial effects that:
According to the anhydrous sodium sulfate screening device, under the arrangement of the vibration-distributing air-flushing mechanism, anhydrous sodium sulfate on the tail screen plate can be influenced by vibration, air is flushed into the anhydrous sodium sulfate to promote the mutual separation of powder bodies, and the anhydrous sodium sulfate on the tail screen plate is rapidly swept, so that the fluidity of the powder bodies is greatly enhanced under the influence of vibration, and the anhydrous sodium sulfate powder conforming to the particle size can rapidly pass through the lower row of the sieve holes of the tail screen plate. When the humidity in the air entering with the anhydrous sodium sulphate to be screened reaches or exceeds a standard value, the anhydrous sodium sulphate is heated by low-speed rolling, so that the humidity in the output anhydrous sodium sulphate is reduced, and the anhydrous sodium sulphate is effectively prevented from granulating in advance in the subsequent drying process; under the control of the control and distribution module, the operation and output speed of the powder heat output mechanism are reasonably controlled by combining the air humidity uploaded by the humidity sensor in real time, and the sweeping speed of the vibration and air charging mechanism and the flushing of compressed and dried air are reasonably controlled by combining the dust concentration uploaded by the dust concentration detector in real time.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view in partial cutaway of FIG. 1;
FIG. 3 is a right side schematic view of FIG. 1;
FIG. 4 is a schematic view, taken along line A-A of FIG. 1;
FIG. 5 is a schematic view in section at B-B of FIG. 3;
FIG. 6 is an enlarged schematic view of the screen drum of FIG. 2;
FIG. 7 is an enlarged schematic view of the structure of FIG. 2 at a;
FIG. 8 is an enlarged schematic view of the structure at b of FIG. 2;
FIG. 9 is an enlarged schematic view of the structure at c of FIG. 2;
FIG. 10 is a schematic view of the analysis processing box of FIG. 3 in cross-section;
FIG. 11 is a schematic diagram showing the connection of each module in the control module.
In the figure: 2 vibration motor, 3 top supporting plate, 4 supporting sleeve, 5 spring I, 6 organ cover, 7 supporting column, 8 top seat, 9 outer cover, 10 screen cylinder, 11 powder tube, 12 supporting ring I, 13 supporting ring II, 14 side tube, 15 spring II, 16 screen bucket, 17 gas separation tube, 18 middle receiving box, 19 tail screen plate, 20 motor I, 21 rotary joint, 22 rotary bar, 23 brush bar, 24 outer cover, 25 electromagnetic gas valve 26 connecting pipes, 27 air-receiving hoses, 28 mounting ring plates, 29 primary screen plates, 30 soft covers, 31 sealing rings, 32 cover plates, 35 top connecting pipes, 36 soft covers, 37 feeding pipes, 38 connecting soft rings, 39 soft connecting pipes, 40 powder conveying pipes, 41 external soft sealing rings, 42 stay bars I, 43 stay bars II, 44 frame boxes, 45 motor II, 46 heat insulation plates, 47 heat conducting augers and 48 heaters;
101 base one, 102 organ board, 103 base two, 201 dust concentration detector, 202 humidity sensor, 203 analysis processing box, 204 development board.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6 and fig. 10, a anhydrous sodium sulfate screening device comprises a first base 101 which is fixed on the ground by adopting expansion bolts, a second base 103 which is connected with the first base 101 through an organ plate 102 and is fixed on the ground, wherein two ends of the organ plate 102 are respectively fixed at the end parts of the first base 101 and the second base 103 through screws, an excitation mechanism is arranged on the second base 103, a top supporting plate 3 is arranged at the top of the excitation mechanism, supporting columns 7 are fixed on the top of the top supporting plate 3 in a circumferential uniform bolt manner, top seats 8 are fixed on the top bolts of the supporting columns 7, outer covers 9 are fixed on the supporting columns 7 by adopting screws, and the outer covers 9 are made of nylon fiber cloth;
A screen cylinder 10 is integrally arranged on the top seat 8, a powder discharging pipe 11 is integrally arranged at the bottom of the screen cylinder 10, and an excitation mechanism is used for driving the screen cylinder 10 to vibrate up and down;
Under the operation of the excitation mechanism, the anhydrous sodium sulphate in the screen cylinder 10 can be screened more rapidly.
The screen cylinder 10 is provided with a vibration-distributing gas-filling mechanism, the tail screen plate 19 is circumferentially fixed at the inner bottom of the screen cylinder 10 by adopting screws, the diameter of the screen holes of the tail screen plate 19 is 151 micrometers, and the vibration-distributing gas-filling mechanism is used for fully filling anhydrous sodium sulfate on the tail screen plate 19;
Under the setting of the vibration-distributing air-flushing mechanism, anhydrous sodium sulphate on the tail screen plate 19 can not only receive vibration influence, through flushing air into the inside of the anhydrous sodium sulphate, the mutual separation of powder is promoted, and then under the vibration influence, the fluidity of the powder is greatly enhanced, and anhydrous sodium sulphate powder conforming to the particle size can quickly pass through the sieve mesh lower row of the tail screen plate 19.
The top of joining in marriage and shake gas filling mechanism is provided with primary screen 29, and primary screen 29's sieve mesh size is 0.4 millimeter, and primary screen 29 is arranged in sieving off the caking macroparticles that exists in the anhydrous sodium sulfate, and anhydrous sodium sulfate powder arranges under its sieve mesh. The top of the screen cylinder 10 is provided with a powder feeding mechanism which is used for effectively guiding the external anhydrous sodium sulfate to the primary screen plate 19 for coarse screening in a pipeline dredging mode;
Under the cooperation of the powder feeding mechanism and the primary screen plate 29, the anhydrous sodium sulfate is effectively controlled to be dredged to the primary screen plate 29 for vibrating screening.
The lower end of the lower powder pipe 11 is connected with a powder heat output mechanism through a soft connecting pipe 39 sleeved by interference and hooped by a hose clamp, and the powder heat output mechanism is used for heating and discharging anhydrous sodium sulphate in the lower row in the screen cylinder 10;
The powder heat output mechanism has the functions that: under the influence of air humidity, when moisture exists in the anhydrous sodium sulphate, the anhydrous sodium sulphate is heated through rolling, so that the moisture in the output anhydrous sodium sulphate is reduced, and the anhydrous sodium sulphate is effectively prevented from granulating in advance in the subsequent drying process.
A humidity sensor 202 is arranged in the powder feeding mechanism, more specifically, the humidity sensor 202 is screwed on the right side of the inner wall of the top connecting pipe 35, the humidity sensor 202 is used for sensing the air humidity in the powder feeding mechanism, a dust concentration detector 201 is embedded on the right side of the bottom of the screen drum 10, a dust concentration detection head of the dust concentration detector 201 is positioned in the screen drum 10, and the dust concentration detector 201 is used for detecting the dust concentration of the sodium sulphate which is discharged after passing through the fine screen in real time;
an analysis processing box 203 is fixed on the first base 101 through bolts, a development board 204 is fixed in the analysis processing box 203 through insulating screws, a control and distribution module is arranged on the development board 204 and used for analyzing and controlling the heating temperature and the output speed of a powder heat output mechanism by combining the air humidity uploaded by the humidity sensor 202 in real time; the control and distribution module is also used for analyzing and controlling the operation of the vibration-distributing gas charging mechanism by combining the dust concentration uploaded by the dust concentration detector 201 in real time.
Therefore, under the operation of the distribution control module, the automatic operation of the powder heat output mechanism and the vibration distribution gas charging mechanism according to the actual air humidity and the dust concentration can be realized.
Referring to fig. 1,2 and 3, the excitation mechanism comprises a vibration motor 2 fixed on a second base 103 in a circumferential direction through bolts, the top of the vibration motor 2 is fixed on the bottom center position of a top supporting plate 3 in a circumferential direction through bolts, a power line of the vibration motor 2 is connected with a peripheral knife switch wiring lower pile through a cable, a support sleeve 4 is uniformly and integrally arranged on the second base 103 and the top supporting plate 3 and located on the periphery of the vibration motor 2 in a circumferential direction, a first spring 5 is inserted into the support sleeve 4, two ends of the first spring 5, which are provided with organ covers 6 in a sleeved mode, of the organ covers 6 are respectively in an interference sleeved mode on the support sleeve 4, and the organ covers 6 are tightly hooped on the support sleeve 4 through throat hoops.
The vibration motor 2 operates to drive the upper component of the top supporting plate 3 to vibrate up and down at high frequency, so that the powder mobility on each sieve plate is increased, and the springs I5 uniformly arranged in the circumferential direction not only realize the circumferential support of the top supporting plate 3, but also realize more uniform upward vibration transmission; through the setting of organ cover 6, can avoid the spring one 5 too much with external environment contact, protection spring.
Referring to fig. 2,3, 4, 6, 8 and 9, the vibration-distributing and air-charging mechanism comprises a first supporting ring 12 integrally arranged on the lower side of the inner wall of the screen cylinder 10, and the first supporting ring 12 is of a circular ring structure with a U-shaped section; a second support ring 13 is arranged in the first support ring 12, and the second support ring 13 is of a circular ring structure with a U-shaped section; side pipes 14 are uniformly fixed on the inner circumferential directions of the first support ring 12 and the second support ring 13 through bolts, and a second spring 15 is fixed between the side pipes 14 in the first support ring 12 and the side pipes 14 in the second support ring 13 through screws;
the second spring 15 is used for elastically supporting the second supporting ring 13 and the sieve bucket 16, and can transmit vibration to the sieve bucket 16.
The second supporting ring 13 adopts a bolt ring to fix the sieve bucket 16, and the tail sieve plate 19 and the primary sieve plate 29 are arranged at the inner lower part and the inner upper part of the sieve bucket 16, wherein the tail sieve plate 19 is fixed at the lower part of the inner wall of the sieve bucket 16 by adopting screws; the second supporting ring 13 and the sieve bucket 16 are uniformly provided with row holes in the circumferential direction, the row holes of the second supporting ring and the sieve bucket 16 are mutually communicated, and the matching surface of the second supporting ring 13 and the sieve bucket 16 is sealed by sol. The exhaust port is sealed and welded with an air separation pipe 17, the end part of the air separation pipe 17 is connected with a middle joint box 18, the air separation pipes 17 are mutually communicated through the middle joint box 18, the middle joint box 18 is of a circular box structure with a conical top, under the arrangement, the lower exhaust of the anhydrous sodium sulfate powder from the top of the joint box 18 is facilitated, and the air separation pipe 17 is of a circular pipe structure with air holes uniformly distributed in the circumferential direction;
The motor I20 is fixed at the center of the bottom of the tail screen plate 19 through bolts, the motor I20 is a stepping motor, the power supply controlled end of the motor I20 is connected with the power supply control end of the driver I through a cable, the main power supply input end of the driver I is connected with an external power supply through a cable, a rotor shaft of the motor I20 penetrates through the tail screen plate 19 and is connected with a rotary joint 21 through an interference key, a rotary strip 22 is fixed on the side of the rotary joint 21 through uniform bolts in the circumferential direction, brush strips 23 are uniformly adhered to the bottom of the rotary strip 22, the brush strips 23 are of a rubber square plate structure with rubber swing rods densely distributed at the bottom, and the rubber swing rods of the brush strips 23 are contacted with the upper surface of the tail screen plate 19; the outer cover 24 is fixed at the center of the bottom of the tail screen plate 19 through screws, the outer cover 24 is sleeved on the first motor 20, a wire pipe is integrally arranged on the right side of the outer cover 24, the right end of the wire pipe is sleeved into a soft wire pipe in an interference manner, and the soft wire pipe penetrates out of the screen cylinder 10 in an interference manner;
The first motor 20 operates to drive the rotary strip 22 to rotate, so that the brush strip 23 rotates on the tail screen plate 19, and the anhydrous sodium sulfate attached to the tail screen plate 19 is brushed to prevent the powder which is wetted and granulated from blocking the sieve holes of the tail screen plate 19; especially under the condition that gas is injected into the anhydrous sodium sulfate through the vibration-distributing gas-filling mechanism, the powder is not influenced to permeate the tail screen plate 19, and the gas can be more effectively introduced into the anhydrous sodium sulfate contacted with the tail screen plate 19, so that the fluidity of the powder is further improved, and the sieving of the anhydrous sodium sulfate is accelerated.
The two sides of the screen cylinder 10 are welded with gas connecting pipes in a seamless mode, the gas connecting pipes are communicated with the space between the gas connecting pipes and the first supporting ring 12 and the second supporting ring 13, the gas connecting pipes are connected with electromagnetic gas valves 25 in a screwed mode, the electric control access ends of the electromagnetic gas valves 25 are connected with electric control wiring lower piles of the integrated relays through cables, the power input ends of the integrated relays are connected with peripheral power sources through cables, the gas inlet ends of the electromagnetic gas valves 25 are connected with connecting pipes 26 in a screwed mode, the connecting pipes 26 are communicated with peripheral pressurized gas drying equipment through gas connecting hoses 27, more specifically, the pressurized gas drying equipment is dried by a compressed gas freeze dryer, the gas inlet pipes of the compressed gas freeze dryer are communicated with the gas pipelines of the air compressors, and the gas connecting hoses 27 are connected with the gas exhaust pipelines of the compressed gas freeze dryer.
When the electromagnetic air valve 25 is electrically opened, the compressed air after being dried is blown into the air distribution pipe 17 and is uniformly discharged through the air distribution pipe 17, so that the air inflation in the anhydrous sodium sulphate is realized, the air floatation in the anhydrous sodium sulphate is realized, and the fluidity of the anhydrous sodium sulphate is increased.
The upper and lower parts of the first support ring 12 and the second support ring 13 are uniformly coated with iron compression rings, the iron compression rings and the connecting soft rings 38 are fixed through screws with uniform circumferential directions, and the connecting soft rings 38 are made of neoprene. Therefore, by the arrangement of the connecting soft ring 38, on the basis of guaranteeing the effective vibration distribution of the second supporting ring 13, the upper and lower parts of the first supporting ring 12 and the second supporting ring 13 are sealed, so that the dried compressed air can only be discharged into the air distribution pipe 17.
Referring to fig. 2, 6 and 7, an installation ring plate 28 is integrally arranged on the upper portion of the inner wall of the sieve bucket 16, a primary sieve plate 29 is fixed on the installation ring plate 28 in a circumferential direction by bolts, a soft cover 30 is fixed on the top of the sieve bucket 16 in a circumferential direction by screws, the soft cover 30 is made of neoprene, and the side of the soft cover 30 is fixed on the inner wall of the sieve cylinder 10 in a circumferential direction by screws.
The powder feeding mechanism comprises a supporting soft ring pressed on the top of the screen cylinder 10, a cover plate 32 is annularly fixed on the top of the screen cylinder 10 through bolts, a top connecting pipe 35 is integrally arranged in the center position of the cover plate 32, an annular groove is formed in the inner wall of the bottom of the top connecting pipe 35, a soft cover 36 is annularly fixed in the annular groove through screws, the soft cover 36 is made of rubber, and the soft cover 36 is pressed on the primary screen plate 29;
The top of the top connecting pipe 35 is in interference fit with a feeding pipe 37, the sleeved part is hooped by a hose clamp, the feeding pipe 37 is made of soft PVC, and one end of the feeding pipe 37 is connected with a discharging pipe of the external pressurizing powder discharging device.
Therefore, when the external pressurizing and powder discharging device discharges the anhydrous sodium sulphate into the top connecting pipe 35 through the feeding pipe 37, since the soft cover 36 is pressed on the primary screen plate 29, even if the primary screen plate 29 vibrates at high frequency, the anhydrous sodium sulphate can be prevented from being separated from the display of the soft cover 36, so that the anhydrous sodium sulphate can be effectively screened.
Referring to fig. 1,2, 3 and 5, the powder heat output mechanism comprises a powder conveying pipe 40 communicated with a lower powder pipe 11 through a soft connecting pipe 39, wherein the soft connecting pipe 39 is a steel wire rubber pipe, more specifically, the soft connecting pipe 39 is sleeved on the lower powder pipe 11 in an interference manner and is hooped by a throat hoop, the lower end of the soft connecting pipe 39 is sleeved at the upper end of the powder conveying pipe 40 in an interference manner and is hooped by the throat hoop, the front side and the rear side of an outer cover 9 are adhered with external soft sealing rings 41 by resin adhesive, the powder conveying pipe 40 penetrates through the external soft sealing rings 41, a first supporting rod 42 is fixed on a second base 103 through bolts, the top of the first supporting rod 42 is fixed on the right side of the bottom of the powder conveying pipe 40, the right side of the powder conveying pipe 40 is opened, a second supporting rod 43 is fixed on the first base 101 through bolts, and a frame box 44 is fixed on the top of the second supporting rod 43 through bolts;
The left side bolt fastening of frame case 44 has motor two 45, and motor two 45 step motor, and the power controlled end of motor two 45 passes through the power control end of cable connection driver two, and the main power input end of driver two passes through the cable connection peripheral hardware power. The rotor shaft of the second motor 45 penetrates through the frame box 44 and is arranged in the frame box 44, the end flange of the rotor shaft of the second motor 45 is connected with a heat insulation plate 46, the flange of the heat insulation plate 46 is connected with a heat conduction auger 47, and the connection shaft of the heat conduction auger 47 is rotatably arranged on the right side in the powder conveying pipe 40;
The second motor 45 runs to drive the heat conduction auger 47 to rotate, when the anhydrous sodium sulphate is discharged from the soft connecting pipe 39 to the powder conveying pipe 40, the heat conduction auger 47 rotates and can roll the anhydrous sodium sulphate to the right lower opening of the powder conveying pipe 40 to be discharged, on the basis, the anhydrous sodium sulphate can be continuously rolled in the rotating process of the heat conduction auger 47, and moisture in the anhydrous sodium sulphate can be effectively released when the anhydrous sodium sulphate is heated in the process.
A heater 48 is fixed to the front portion of the frame box 44 by bolts, and an eddy current cover of the heater 48 is sleeved on the left end of the heat conducting auger 47.
The power supply access end of the heater 48 is connected with the power supply output end of the digital temperature controller through a cable, and the power supply input end of the digital temperature controller is connected with an external power supply through a cable.
The operation of the heater 48 realizes the heating of the heat conduction auger 47, so that when the heat conduction auger 47 operates, the anhydrous sodium sulphate in the powder conveying pipe 40 can be heated, the air in the anhydrous sodium sulphate can be heated, and the release of moisture in the anhydrous sodium sulphate is facilitated.
Referring to fig. 11, the control module includes a dust concentration data receiving module for receiving the dust concentration data uploaded by the dust concentration detector 201 in real time and a humidity data receiving module for receiving the humidity data uploaded by the humidity sensor 202 in real time;
More specifically, the signal access terminal of the dust concentration data receiving module of the development board 204 is connected to the signal line of the dust concentration detector 201; the signal access end of the humidity data receiving module of the development board 204 is connected with the signal line of the humidity sensor 202.
The dust concentration data receiving module and the humidity data receiving module are in transmission connection with an analysis processing module, and the analysis processing module is in transmission connection with a relay electric control transmission module, a rotating speed control transmission module I, a rotating speed control transmission module II and a heat control module;
The analysis processing module analyzes and controls the relay control transmission module to give on-off instructions to the electromagnetic air valve 25 by analyzing the dust concentration data uploaded in real time, and analyzes and controls the rotating speed control transmission module to give rotating speed control instructions to the motor one 20; more specifically, the signal input end of the integrated relay is connected to the signal output pin of the relay control transmission module of the development board 204 through a signal line, and the signal input end of the first driver is connected to the signal output pin of the rotation speed control transmission module of the development board 204 through a signal line.
The analysis processing module stores a standard dust concentration value S, and also stores a flat rotating speed V and a processing rotating speed V1; wherein V=5r/s, 2r/s < V1-V is less than or equal to 10r/s; when the obtained dust concentration value reaches or is higher than S, the relay control transmission module is not controlled to give a switching-on instruction to the electromagnetic air valve 25, and the rotating speed control transmission module is controlled to give an operating instruction of the motor 20 to the driver at the flat rotating speed V; when the obtained dust concentration value is lower than S, the control relay control transmission module gives a switching-on instruction to the electromagnetic valve 25, and the rotating speed control transmission module controls the first motor 20 to the driver to process the rotating speed V1 running instruction.
Under the control, when the concentration of dust in the lower exhaust is too low, the amount of the anhydrous sodium sulfate passing through the tail screen plate 19 is small, the electromagnetic air valve 25 is controlled to open, dry compressed air is flushed into the anhydrous sodium sulfate in the tail screen plate 19 by the vibration air charging mechanism, the anhydrous sodium sulfate is air-floated, the anhydrous sodium sulfate on the tail screen plate 19 is accelerated to be swept in the process, and the anhydrous sodium sulfate meeting the sieving requirement is forced to pass through the sieve holes of the tail screen plate 19 more quickly by matching with high-frequency vibration;
When the concentration of the dust discharged from the bottom reaches the requirement, the electromagnetic air valve 25 is kept to be closed, and the anhydrous sodium sulfate on the tail screen plate 19 with low rotation speed is swept, so that the charging of the dry compressed air can be controlled according to the actual requirement.
The analysis processing module also analyzes and controls the second motor 45 of the second rotating speed control and transmission module to give a rotating speed control instruction by analyzing and controlling the humidity data uploaded in real time, and the thermal control module to give a heating temperature control instruction to the heater 48; more specifically, the signal input end of the second driver is connected to the signal output pin of the second rotational speed control module of the development board 204 through a signal line, and the signal input end of the digital temperature controller is connected to the signal output pin of the thermal control module of the development board 204 through a signal line.
Storing a standard humidity value P in an analysis processing module, wherein P=35%; storing a fast transmission rotating speed V2 and a slow turning speed V3, wherein V2 = 3r/s and V3 = 0.2r/s; also stored is a dehumidification temperature T, where t=120 ℃; when the humidity data is lower than P, controlling the rotation speed control and transmission module to send a second operation instruction of the motor II 45 to the motor II at the speed V2, and controlling the heat control module to send a heating stopping instruction to the digital temperature controller; when the obtained humidity data reaches or is higher than P, the rotation speed control and transmission module is controlled to send a command for the motor II 45 to operate at the slow turnover speed V3 to the driver II, and the heat control module is controlled to send a command for the digital temperature controller to operate the heater 48 at the dehumidification temperature T.
Under the control, when the humidity in the air entering with the anhydrous sodium sulphate to be screened reaches or exceeds a standard value, the anhydrous sodium sulphate is output at a low speed, and is subjected to rolling heating, and the moisture in the anhydrous sodium sulphate is removed before the next drying; when the humidity in the air entering with the anhydrous sodium sulphate to be screened is lower than the standard value, the effectively screened anhydrous sodium sulphate is effectively output in a high-speed output mode.
In addition, when more unsieved particles are accumulated on the tail screen plate 19 and the primary screen plate 29, the continuous addition of anhydrous sodium sulphate to be screened to the screening device can be stopped, the power-off operation is performed on the electric equipment in the screening device, the cover plate 32 is detached from the screen drum 10, the particles on the primary screen plate 29 are removed firstly, then the primary screen plate 29 is detached, the removal of unsieved particles on the tail screen plate 19 can be performed, and after the completion, the primary screen plate 29 and the cover plate 32 are reinstalled.
The working principle of this embodiment is as follows:
Under the operation of excitation mechanism, can wholly realize sieving more fast of anhydrous sodium sulfate in the screen section of thick bamboo 10, through joining in marriage shake air towards the mechanism setting down, anhydrous sodium sulfate on the tail sieve 19 not only can receive vibrations influence, through the gas of punching in to its inside, promote the mutual separation of powder to sweep anhydrous sodium sulfate on the tail sieve 19 fast, and then under vibrations influence, the mobility of powder strengthens greatly, and anhydrous sodium sulfate powder that accords with the particle diameter can be discharged under the sieve mesh of tail sieve 19 fast. When the humidity in the air entering with the anhydrous sodium sulphate to be screened reaches or exceeds a standard value, the anhydrous sodium sulphate is heated by low-speed rolling, so that the humidity in the output anhydrous sodium sulphate is reduced, and the anhydrous sodium sulphate is effectively prevented from being granulated in advance in the subsequent drying process.
In addition, under the control of the control and distribution module, the operation and output speed of the powder heat output mechanism are reasonably controlled by combining the air humidity uploaded by the humidity sensor 202 in real time, and the sweeping speed of the vibration and gas distribution charging mechanism and the charging of the compressed and dried air are reasonably controlled by combining the dust concentration uploaded by the dust concentration detector 201 in real time.
The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the scope of the present invention.
Claims (7)
1. The utility model provides a anhydrous sodium sulphate screening plant which characterized in that: the device comprises a first base (101) fixedly arranged on the ground and a second base (103) connected with the first base (101) through an organ plate (102) and fixed on the ground, wherein an excitation mechanism is arranged on the second base (103), a top supporting plate (3) is arranged at the top of the excitation mechanism, supporting columns (7) are uniformly connected with the top of the top supporting plate (3) in a circumferential direction, a top seat (8) is arranged at the top of each supporting column (7), and an outer cover (9) is sleeved on each supporting column (7);
a screen cylinder (10) is arranged on the top seat (8), a powder discharging tube (11) is arranged at the bottom of the screen cylinder (10), and the vibration excitation mechanism is used for driving the screen cylinder (10) to vibrate up and down;
The vibrating air distribution and charging mechanism is arranged on the screen cylinder (10), a tail screen plate (19) is arranged at the inner bottom of the screen cylinder (10), and the vibrating air distribution and charging mechanism is used for fully charging anhydrous sodium sulfate on the tail screen plate (19);
The top of the vibration-distributing air-filling mechanism is provided with a primary screen plate (29), the top of the screen cylinder (10) is provided with a powder feeding mechanism, and the powder feeding mechanism is used for effectively guiding external anhydrous sodium sulfate to the primary screen plate (19) for coarse screening in a pipeline dredging mode;
One end of the lower powder pipe (11) is connected with a powder heat output mechanism through a soft connecting pipe (39), and the powder heat output mechanism is used for heating and discharging anhydrous sodium sulphate arranged in the screen cylinder (10) in a lower row;
a humidity sensor (202) is arranged in the powder feeding mechanism, the humidity sensor (202) is used for sensing the air humidity in the powder feeding mechanism, a dust concentration detector (201) is arranged on one side of the bottom of the screen drum (10), and the dust concentration detector (201) is used for detecting the dust concentration of the anhydrous sodium sulphate which passes through the fine screen and is arranged below in real time;
an analysis processing box (203) is arranged on the first base (101), a development board (204) is arranged in the analysis processing box (203), a control and distribution module is arranged on the development board (204), and the control and distribution module is used for analyzing and controlling the heating temperature and the output speed of the powder heat output mechanism in combination with the air humidity uploaded by the humidity sensor (202) in real time; the control and distribution module is also used for analyzing and controlling the operation of the vibration and gas charging mechanism by combining the dust concentration uploaded by the dust concentration detector (201) in real time.
2. A anhydrous sodium sulphate screening device as claimed in claim 1 wherein: the vibration excitation mechanism comprises a vibration motor (2) arranged on a base II (103), the top of the vibration motor (2) is connected to the bottom center position of a supporting plate (3), supporting sleeves (4) are uniformly arranged on the base II (103) and the supporting plate (3) in the circumferential direction of the vibration motor (2), a first spring (5) is arranged in each supporting sleeve (4), and an organ cover (6) is sleeved on each first spring (5), and two ends of the organ cover (6) are respectively connected to the corresponding supporting sleeves (4).
3. A anhydrous sodium sulphate screening device as claimed in claim 1 wherein: the vibration-distributing gas-charging mechanism comprises a first supporting ring (12) arranged on the lower side of the inner wall of the screen cylinder (10), a second supporting ring (13) is arranged in the first supporting ring (12), side pipes (14) are uniformly arranged in the first supporting ring (12) and the second supporting ring (13) in the circumferential direction, and a second spring (15) is connected between the side pipes (14) in the first supporting ring (12) and the side pipes (14) in the second supporting ring (13);
The two support rings (13) are internally provided with a sieve bucket (16), the tail sieve plate (19) and the primary sieve plate (29) are arranged at the lower part and the upper part in the sieve bucket (16), the two support rings (13) and the sieve bucket (16) are uniformly provided with row holes in the circumferential direction, the end openings of the row holes are connected with air separation pipes (17), the end parts of the air separation pipes (17) are connected with middle joint boxes (18), the air separation pipes (17) are mutually communicated through the middle joint boxes (18), and the air separation pipes (17) are circular pipe structures with air holes uniformly arranged in the circumferential direction;
The motor I (20) is arranged at the center of the bottom of the tail screen plate (19), a rotor shaft of the motor I (20) penetrates through the tail screen plate (19) and is connected with a rotary joint (21), rotary strips (22) are uniformly connected to the side sides of the rotary joint (21) in a circumferential direction, brush strips (23) are uniformly arranged at the bottom of the rotary strips (22), an outer cover (24) is arranged at the center of the bottom of the tail screen plate (19) and sleeved on the motor I (20), a wire pipe is arranged on one side of the outer cover (24), one end of the wire pipe is connected with a flexible wire pipe, and one end of the flexible wire pipe penetrates out of the screen cylinder (10);
The two sides of the screen cylinder (10) are connected with air connecting pipes, the air connecting pipes are communicated with the space between the first supporting ring (12) and the second supporting ring (13), one end of each air connecting pipe is connected with an electromagnetic air valve (25), the air inlet end of each electromagnetic air valve (25) is connected with a connecting pipe (26), and each connecting pipe (26) is communicated with external pressurized air drying equipment through an air connecting hose (27);
The upper and lower parts of the first support ring (12) and the second support ring (13) are closed by a connecting soft ring (38).
4. A anhydrous sodium sulphate screening device as claimed in claim 1 wherein: the utility model discloses a sieve is characterized by including sieve fill (16), sieve fill (16) inner wall upper portion is provided with installation annular plate (28), and primary screen board (29) set up on installation annular plate (28), the top of sieve fill (16) is provided with soft cover (30), the avris of soft cover (30) sets up the inner wall at sieve section of thick bamboo (10).
5. A anhydrous sodium sulphate screening device as claimed in claim 1 wherein: the powder feeding mechanism comprises a supporting soft ring arranged at the top of the screen cylinder (10), a cover plate (32) is arranged at the top of the screen cylinder (10), a top connecting pipe (35) is arranged at the center of the cover plate (32), a soft cover (36) is arranged at the bottom of the top connecting pipe (35) and the soft cover (36) is pressed on the primary screen plate (29);
The top connection pipe (35) is connected with an external pressurizing powder discharging device through a feeding pipe (37).
6. A anhydrous sodium sulphate screening device as claimed in claim 1 wherein: the powder heat output mechanism comprises a powder conveying pipe (40) communicated with a lower powder pipe (11) through a soft connecting pipe (39), external soft sealing rings (41) are arranged on the front side and the rear side of the outer cover (9), the powder conveying pipe (40) penetrates through the external soft sealing rings (41), a first stay rod (42) is arranged on a second base (103), the top of the first stay rod (42) is connected to the bottom of the powder conveying pipe (40), a second stay rod (43) is arranged on the first base (101), and a frame box (44) is arranged at the top of the second stay rod (43);
A second motor (45) is arranged on one side of the frame box (44), a rotor shaft of the second motor (45) penetrates through the frame box (44) into the frame box (44), the rotor shaft end part of the second motor (45) is connected with a heat conduction auger (47) through a heat insulation plate (46), and a connecting shaft of the heat conduction auger (47) is rotatably arranged on one side in the powder conveying pipe (40);
the front part of the frame box (44) is provided with a heater (48), and the vortex cover of the heater (48) is sleeved at one end of the heat-conducting auger (47).
7. A anhydrous sodium sulphate screening device as claimed in claim 1 wherein: the control and distribution module comprises a dust concentration data receiving module for receiving the dust concentration data uploaded by the dust concentration detector (201) in real time and a humidity data receiving module for receiving the humidity data uploaded by the humidity sensor (202) in real time;
the dust concentration data receiving module and the humidity data receiving module are in transmission connection with an analysis processing module, and the analysis processing module is in transmission connection with a relay electric control transmission module, a rotation speed control transmission module I, a rotation speed control transmission module II and a heat control module;
The analysis processing module analyzes and controls the relay control transmission module to give an on-off instruction to the electromagnetic valve (25) by analyzing and uploading dust concentration data in real time, and analyzes and controls the rotating speed control transmission module to give a rotating speed control instruction to the motor one (20);
the analysis processing module also analyzes and controls the second pair of motors (45) of the rotating speed control and transmission module to give out a rotating speed control instruction by analyzing and controlling the humidity data uploaded in real time, and the thermal control module analyzes and controls the heater (48) to give out a heating temperature control instruction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410536614.5A CN118122622A (en) | 2024-04-30 | 2024-04-30 | Sodium sulphate screening plant |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410536614.5A CN118122622A (en) | 2024-04-30 | 2024-04-30 | Sodium sulphate screening plant |
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| CN118122622A true CN118122622A (en) | 2024-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202410536614.5A Pending CN118122622A (en) | 2024-04-30 | 2024-04-30 | Sodium sulphate screening plant |
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