CN114887532A - Device and method for preparing phosphogypsum crystal region by using phosphogypsum - Google Patents
Device and method for preparing phosphogypsum crystal region by using phosphogypsum Download PDFInfo
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- CN114887532A CN114887532A CN202210431073.0A CN202210431073A CN114887532A CN 114887532 A CN114887532 A CN 114887532A CN 202210431073 A CN202210431073 A CN 202210431073A CN 114887532 A CN114887532 A CN 114887532A
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- PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical compound O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 title claims abstract description 100
- 239000013078 crystal Substances 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000003756 stirring Methods 0.000 claims abstract description 215
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 230000000903 blocking effect Effects 0.000 claims abstract description 17
- 238000002360 preparation method Methods 0.000 claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 10
- 230000008859 change Effects 0.000 claims abstract description 8
- 238000004804 winding Methods 0.000 claims description 22
- 230000004888 barrier function Effects 0.000 claims description 11
- 230000001105 regulatory effect Effects 0.000 claims description 11
- 230000002457 bidirectional effect Effects 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000003995 emulsifying agent Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 10
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Inorganic materials [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 210000003746 feather Anatomy 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 238000009775 high-speed stirring Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000002367 phosphate rock Substances 0.000 description 1
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/46—Sulfates
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention discloses a device and a device for preparing a phosphogypsum crystal region by using phosphogypsum, and the device comprises a stirring barrel, wherein a multidirectional stirring mechanism is arranged on the outer side of the stirring barrel, the multidirectional stirring mechanism comprises a support, a driving shaft and a stirring shaft, a mounting plate is arranged on the support in a sliding manner, the mounting plate moves along the axial direction of the stirring barrel, the driving shaft is rotatably arranged on the mounting plate, the driving shaft and the stirring barrel are coaxially arranged, the bottom of the driving shaft is spherically hinged with the stirring shaft, the stirring shaft is provided with a plurality of stirring blades along the axial direction of the stirring shaft, a blocking ring is connected below the mounting plate, the stirring shaft movably penetrates through the blocking ring, the inner diameter of the blocking ring is larger than the outer diameter of the stirring shaft, the inner wall of the blocking ring is provided with a plurality of arc-shaped bulges, and a stop dog is fixed on the stirring shaft and is used for colliding with the arc-shaped bulges in the rotating process so as to continuously change the stirring deflection angle of the stirring shaft. The stirring device has a plurality of stirring degrees of freedom, has a large stirring coverage, and can eliminate stirring gaps between an upper layer and a lower layer, thereby improving the preparation effect of the phosphogypsum crystal region.
Description
Technical Field
The invention relates to the technical field of phosphogypsum crystal region preparation, in particular to a device and a method for preparing a phosphogypsum crystal region by using phosphogypsum.
Background
The phosphogypsum mainly has two types of gray black and gray white, the particle diameter is generally 5-50 mu m, and the content of crystal water is 20-25%. Phosphogypsum is a solid waste produced in a wet-process phosphoric acid process, and the components of the phosphogypsum are mainly calcium sulfate dihydrate. The composition of the phosphogypsum is complex, besides calcium sulfate, incompletely decomposed phosphorite, residual phosphoric acid, fluoride, acid insoluble substances, organic matters and the like exist, and the existence of fluorine and the organic matters has the greatest influence on the resource utilization of the phosphogypsum. The phosphogypsum is prepared into a phosphogypsum crystal region by an emulsification method, namely, an emulsifier is added into a phosphogypsum solution, and then the phosphogypsum crystal region is prepared by adopting a high-speed stirring mode, so that a stirring device is required in the preparation process, but the existing stirring device is not suitable for stirring the phosphogypsum, and the method is specifically represented as follows: firstly, the phosphogypsum solution has high viscosity, so that the phosphogypsum solution is difficult to rotate or oscillate at a high speed by a stirring device like water, so that the phosphogypsum is not stirred sufficiently and a crystal region of the phosphogypsum is difficult to obtain; secondly, large gaps are formed among the stirring blades on the existing stirring device, and the phosphogypsum solution is difficult to drive the upper layer and the lower layer to rotate and stir together due to large viscosity of the phosphogypsum solution, so that a phosphogypsum crystal region can be formed at the position provided with the stirring blades, and the gap between the stirring blades and the peripheral position of the stirring blades cannot be fully stirred to obtain the phosphogypsum crystal region, thereby affecting the preparation effect and the quality of the phosphogypsum crystal region.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a device for preparing a crystal region of phosphogypsum by using the phosphogypsum, which has a plurality of stirring degrees of freedom, a larger stirring coverage range and can eliminate stirring gaps of an upper layer and a lower layer, thereby improving the preparation effect of the crystal region of the phosphogypsum.
The purpose of the invention is realized by the following technical scheme: a device for preparing a crystal region of phosphogypsum by using phosphogypsum comprises a stirring barrel, wherein a multidirectional stirring mechanism is arranged on the outer side of the stirring barrel, the multidirectional stirring mechanism comprises a support, a driving shaft and a stirring shaft, a mounting plate is arranged on the support in a sliding manner and moves along the axial direction of the stirring barrel, the driving shaft is rotatably arranged on the mounting plate and is coaxially arranged with the stirring barrel, the stirring shaft is spherically hinged to the bottom of the driving shaft, a plurality of stirring blades are arranged on the stirring shaft along the axial direction of the stirring shaft, a blocking ring is connected below the mounting plate, the stirring shaft movably penetrates through the blocking ring, the inner diameter of the blocking ring is larger than the outer diameter of the stirring shaft, a plurality of arc-shaped bulges are arranged on the inner wall of the blocking ring, and are circumferentially and uniformly distributed along the circle center of the blocking ring, and a stop block is fixed on the stirring shaft and is used for colliding with the arc-shaped protrusion in the rotating process so as to continuously change the stirring deflection angle of the stirring shaft.
Further, the inner wall of the blocking ring is provided with an arc-shaped groove between two adjacent arc-shaped protrusions, and the arc-shaped groove and the arc-shaped protrusions are in arc transition.
Further, coaxial arrangement is equipped with the collar on the barrier ring, the collar pass through the connecting rod with mounting panel fixed connection, the inner wall of collar with be formed with the buffer space between the outer wall of collar, every the arc arch all is connected with the spring, the spring is located in the buffer space, the spring keep away from the bellied one end of arc with collar fixed connection.
Further, the arc-shaped protrusion is an arc-shaped spring piece.
Further, the top of (mixing) shaft is fixed with the articulated ball, the bottom of driving shaft is fixed with first articulated seat, the arc wall has been seted up to the bottom of first articulated shaft, the bottom bolted connection of first articulated seat has the articulated seat of second, the articulated seat of second runs through and has seted up the arc wall, the arc wall with the arc wall constitute with the spherical groove of articulated ball adaptation.
Further, be provided with speed adjusting mechanism on the mounting panel, speed adjusting mechanism includes motor and speed adjusting box, the internal rotation of speed adjusting box is provided with primary shaft and secondary shaft, the one end of primary shaft with the output shaft transmission of motor is connected, the one end of secondary shaft passes through the shaft coupling and is connected with the top transmission of driving shaft, the sliding is provided with two to the glide gear on the primary shaft, two to the glide gear includes the sleeve, the sleeve activity cover is established on the primary shaft, the telescopic both ends are connected with first gear and second gear respectively, first gear and second gear all through the feather key with the primary shaft is connected, the interval is provided with pinion and gear wheel on the secondary shaft, when the first gear with the pinion meshing, the gear wheel with the second gear separation, when the second gear with the gear meshing, the first gear is separate from the pinion gear.
Further, the movable sleeve is equipped with the electro-magnet on the primary shaft, the shape of electro-magnet is the ring, the outer wall of electro-magnet is fixed to be set up on the speed governing case, be provided with annular magnet between two-way sliding gear and the electro-magnet, annular magnet movable sleeve is established on the primary shaft, be provided with reset spring between annular magnet and the electro-magnet, reset spring overlaps and establishes on the primary shaft, reset spring's both ends respectively with annular magnet and electro-magnet are connected, it is equipped with the shift ring to rotate the cover on the sleeve, the shift ring pass through the slider with speed governing case sliding connection, the shift ring pass through the connecting rod with annular magnet connects.
Further, a cross beam is fixed on one side of the mounting plate, a driving frame is fixed at one end, far away from the mounting plate, of the cross beam, the driving frame is sleeved on the support, rollers are arranged in the driving frame in a rotating mode, and the rollers are in rolling contact with the support.
Further, a winding frame is fixed to the top of the support, a winding wheel is arranged on the winding frame in a rotating mode, a brake motor is arranged on the support, a winding disc is arranged on an output shaft of the brake motor, a lifting wire is wound on the winding disc, and the lifting wire is wound on the winding wheel and connected with the cross beam.
A method of using an apparatus for preparing a crystalline region of phosphogypsum from phosphogypsum, comprising the steps of:
s1, putting a certain amount of phosphogypsum into a stirring barrel, then adding a certain amount of clear water, and finally adding an emulsifier for stirring preparation;
s2, rapidly stirring; the motor and the brake motor are started simultaneously, the first gear is meshed with the pinion at the moment to drive the driving shaft to output a larger stirring speed, the brake motor drives the multidirectional stirring mechanism to move up and down through the lifting wire so as to gradually stir the phosphogypsum liquid at the upper layer and the lower layer, the stirring shaft collides with the arc-shaped protrusion in the rotating process so as to continuously change the stirring deflection angle of the stirring shaft, and the stirring range of the multidirectional stirring mechanism is expanded;
s3, stirring at low speed; the electromagnet is electrified to adsorb the annular magnet to drive the bidirectional sliding gear to move, so that the second gear is meshed with the large gear, the driving shaft is driven to output a smaller stirring speed, the multidirectional stirring mechanism is slowly stirred, and the final stirring and shaping are carried out on the crystal region of the phosphogypsum;
s4, removing the multidirectional stirring mechanism from the stirring barrel; the motor stops working, and the brake motor performs a wire winding action so as to drive the mounting plate to ascend and move the multidirectional stirring mechanism out of the stirring barrel.
The invention has the beneficial effects that:
1. firstly, the phosphogypsum is quickly stirred, a motor and a brake motor are started, at the moment, a first gear is meshed with a pinion to drive a driving shaft to output a larger stirring speed, the brake motor drives a multidirectional stirring mechanism to move up and down through a lifting wire to gradually stir phosphogypsum liquid at upper and lower layers, a stirring shaft collides with an arc-shaped bulge in a rotating process to continuously change the stirring deflection angle of the stirring shaft, the stirring range of the multidirectional stirring mechanism is enlarged, and therefore, the stirring mechanism has a plurality of stirring freedom degrees, has a larger stirring coverage range, and can eliminate stirring gaps at upper and lower layers at the same time, so that the preparation effect of a phosphogypsum crystal region is improved.
2. Firstly, phosphogypsum is quickly stirred to form a phosphogypsum crystal region, and finally, the phosphogypsum crystal region is stirred stably at a low speed, so that the preparation effect of the phosphogypsum crystal region is improved.
Drawings
FIG. 1 is a perspective view of an apparatus for preparing a crystalline region of phosphogypsum from phosphogypsum according to the present invention;
FIG. 2 is a structural diagram of an embodiment II of the apparatus for preparing a crystal region of phosphogypsum by using phosphogypsum according to the present invention;
FIG. 3 is a schematic connection diagram of a hinged ball and a spherical groove of the device for preparing the crystal region of phosphogypsum by using phosphogypsum of the invention;
FIG. 4 is a top view of the internal structure of a speed regulating box in the apparatus for preparing a crystal region of phosphogypsum by using phosphogypsum according to the present invention;
FIG. 5 is a front view of the internal structure of a speed regulating box in the apparatus for preparing a crystal region of phosphogypsum by using phosphogypsum according to the present invention;
in the figure, 1-stirring barrel, 2-bracket, 3-driving shaft, 4-stirring shaft, 5-mounting plate, 6-stirring blade, 7-blocking ring, 8-arc protrusion, 9-stop block, 10-arc groove, 11-mounting ring, 12-connecting rod, 13-spring, 14-first hinge seat, 15-arc groove, 16-two hinge seats, 17-arc groove, 18-hinge ball, 19-motor, 20-speed regulating box, 21-first shaft, 22-second shaft, 23-sleeve, 24-first gear, 25-second gear, 26-small gear, 27-big gear, 28-electromagnet, 29-annular magnet, 30-reset spring, 31-moving ring, 32-sliding block, 33-connecting rod, 34-brake motor, 35-wire reel, 37-wire reel, 38-wire reel, 39-pulling wire, 40-cross beam, 41-driving frame and 42-roller.
Detailed Description
The technical solutions of the present invention are further described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following.
Embodiment one, as shown in fig. 1 to 5, a device for preparing a crystal region of phosphogypsum by using phosphogypsum, which comprises a stirring barrel 1, wherein a multidirectional stirring mechanism is arranged outside the stirring barrel 1, the multidirectional stirring mechanism comprises a support 2, a driving shaft 3 and a stirring shaft 4, a mounting plate 5 is arranged on the support 2 in a sliding manner, the mounting plate 5 moves along the axial direction of the stirring barrel 1, the driving shaft 3 is rotatably arranged on the mounting plate 5, the driving shaft 3 and the stirring barrel 1 are coaxially arranged, the bottom of the driving shaft 3 is spherically hinged with the stirring shaft 4, the stirring shaft 4 is axially provided with a plurality of stirring blades 6 along the self, a blocking ring 7 is connected below the mounting plate 5, the stirring shaft 4 movably penetrates through the blocking ring 7, the inner diameter of the blocking ring 7 is larger than the outer diameter of the stirring shaft 4, a plurality of arc-shaped bulges 8 are arranged on the inner wall of the blocking ring 7, and the plurality of arc-shaped bulges 8 are circumferentially and uniformly distributed along the circle center of the blocking ring 7, a stop block 9 is fixed on the stirring shaft 4, and the stop block 9 is used for colliding with the arc-shaped protrusion 8 in the rotating process so as to continuously change the stirring deflection angle of the stirring shaft 4; the driving shaft 3 rotates to drive the stirring shaft 4 to rotate, so as to drive the stirring blades 6 on the stirring shaft 4 to rotate, so as to stir the phosphogypsum in the stirring barrel 1, in the stirring process, the mounting plate 5 moves up and down along the axial direction of the stirring barrel 1, so as to drive the stirring shaft 4 to move up and down, so that the stirring blades 6 can move to different height positions for stirring operation, further the gap between the stirring blades 6 is eliminated, so as to enlarge the stirring range of the stirring blades 6 in the axial direction of the stirring barrel 1, so that the phosphogypsum on the upper layer and the phosphogypsum on the lower layer can be fully stirred, meanwhile, the stirring shaft 4 is in spherical hinge joint with the driving shaft 3, so that the stirring shaft 4 and the driving shaft 3 have the freedom of deflection movement, under the condition that the driving shaft 3 drives the stirring shaft 4 to rotate, the stirring shaft 4 can be far away from the circle center to deflect under the action of eccentricity, thereby enlarging the rotating diameter of the stirring shaft 4, but under the action of centrifugal force, the stirring shaft 4 deflects and then adopts fixed angle rotation for stirring, so that the position of the stirring barrel 1 close to the circle center can not be subjected to intensity stirring of the stirring blade 6, based on the defect, the stop ring 7 is additionally arranged, meanwhile, the stop dog 9 is arranged on the stirring shaft 4, when the stirring shaft 4 drives the stop dog 9 to rotate, the stirring shaft 4 collides on the arc-shaped bulge 8 of the stop ring 7, thereby changing the deflection angle of the stirring shaft 4 under the action of the collision force, leading the stirring shaft 4 to deflect close to the circle center position of the stirring barrel 1, leading the stirring shaft 4 to circulate in outward deflection and inward deflection under the action of a plurality of arc-shaped bulges 8 and the centrifugal force, further enlarging the stirring range of the stirring blade 6 in the radial direction of the stirring barrel 1, leading the radial direction at the same height of the stirring barrel 1 to be fully stirred, and the up-and-down movement of the stirring blade 6 is matched, so that the stirring range of the stirring blade 6 is greatly expanded, and the phosphogypsum in the stirring barrel 1 can be fully stirred.
In the second embodiment, as shown in fig. 2, an arc groove 10 is formed in the inner wall of the barrier ring 7 between two adjacent arc protrusions 8, arc transition is adopted between the arc groove 10 and the arc protrusion 8, a mounting ring 11 is coaxially sleeved on the barrier ring 7, the mounting ring 11 is fixedly connected with a mounting plate 5 through a connecting rod 12, a buffer space is formed between the inner wall of the mounting ring 11 and the outer wall of the barrier ring 7, each arc protrusion 8 is connected with a spring 13, the spring 13 is located in the buffer space, one end of the spring 13 far away from the arc protrusion 8 is fixedly connected with the mounting ring 11, the baffle 9 rotates to collide with the arc protrusion 8 to deflect the stirring shaft 4 near the center of the stirring barrel 1, the baffle 9 rotates to the position of the arc groove 10, the stirring shaft 4 deflects toward the center of the circle far away from the stirring barrel 1 under the action of centrifugal force, and the arc groove 10 provides a space for deflecting the stirring shaft 4, the arc-shaped protrusion 8 and the arc-shaped groove 10 are both arc-shaped, and the connecting positions are in arc transition, so that the guide effect is achieved, and the stirring shaft 4 can deflect conveniently; meanwhile, the spring 13 is arranged to have a buffering effect, so that the collision force between the stop block 9 and the arc-shaped protrusion 8 is buffered.
Embodiment three, as shown in fig. 1, arc groove 10 has been seted up to the inner wall of barrier ring 7 between two adjacent arc archs 8, adopt circular arc transition between arc groove 10 and the arc arch 8, arc arch 8 is curved spring leaf, dog 9 rotates to make (mixing) shaft 4 be close to the centre of a circle deflection of agitator 1 after colliding with arc arch 8, dog 9 rotates to the position of arc groove 10 thereafter, make (mixing) shaft 4 deflect towards the centre of a circle of keeping away from agitator 1 under the effect of centrifugal force, and arc groove 10 provides the space that (mixing) shaft 4 deflected usefulness, and arc arch 8 is arc with arc groove 10, and hookup location circular arc transition, thereby have the effect of direction, be convenient for (mixing) shaft 4 to produce the deflection, make arc arch 8 have the cushioning effect through the spring leaf, cushion the impact between dog 9 and the arc arch 8.
In the fourth embodiment, as shown in fig. 3, a hinge ball 18 is fixed on the top of the stirring shaft 4, a first hinge seat 14 is fixed on the bottom of the driving shaft 3, an arc groove 15 is formed at the bottom of the first hinge shaft 14, a second hinge seat 16 is bolted to the bottom of the first hinge seat 14, an arc groove 17 is formed through the second hinge seat 16, the arc groove 17 and the arc groove 15 form a spherical groove matched with the hinge ball 18, so that the hinge ball 18 is fittingly installed in the spherical groove to form a spherical hinge pair, wherein the hinge ball 18 cannot pass through the arc groove 17, specifically, the second hinge seat 16 is detached from the first hinge seat 14, then one end of the stirring shaft 4 far away from the hinge ball 18 passes through the arc groove 17, at this time, the stirring shaft 4 is not provided with the stirring vane 6, then the second hinge seat 16 is fixedly connected to the first hinge seat 14 through a bolt, and the hinge ball 18 is fitted in the arc groove 15, the spherical connection between the stirring shaft 4 and the driving shaft 3 is completed, and finally the stirring blade 6 is arranged on the stirring shaft 4.
In a fifth embodiment, as shown in fig. 4 and 5, a speed adjusting mechanism is disposed on the mounting plate 5, the speed adjusting mechanism includes a motor 19 and a speed adjusting box 20, a first shaft 21 and a second shaft 22 are rotatably disposed in the speed adjusting box 20, one end of the first shaft 21 is in transmission connection with an output shaft of the motor 19, one end of the second shaft 22 is in transmission connection with a top end of the driving shaft 3 through a coupling, a bidirectional sliding gear is slidably disposed on the first shaft 21, the bidirectional sliding gear includes a sleeve 23, the sleeve 23 is movably sleeved on the first shaft 21, two ends of the sleeve 23 are respectively connected with a first gear 24 and a second gear 25, the first gear 24 and the second gear 25 are both connected with the first shaft 21 through a sliding key, the bidirectional sliding gear can slide on the first shaft 21 through the sliding key, a small gear 26 and a large gear 27 are disposed on the second shaft 22 at intervals, when the first gear 24 is engaged with the small gear 26, the large gear 27 is separated from the second gear 25, when the second gear 25 is meshed with the large gear 27, the first gear 24 is separated from the small gear 26, the output speed of the motor 19 can be changed through the speed regulating mechanism, so that the motor can output high speed to drive the stirring shaft 4 to rotate at high speed so as to stir the phosphogypsum at high speed, the phosphogypsum is emulsified to generate a phosphogypsum crystal region, and after the phosphogypsum basically and completely becomes the phosphogypsum crystal region, the speed regulating mechanism outputs low rotating speed so as to drive the stirring shaft 4 to rotate at low speed so as to stabilize the phosphogypsum crystal region and finally form a small amount of unformed phosphogypsum; the specific speed regulation process is not as follows: normally, the first gear 24 of the two-way sliding gear is meshed with the small gear 26 so as to output a larger rotating speed, and when the rotating speed of the stirring shaft 4 needs to be reduced, the two-way sliding gear is moved so as to enable the second gear 25 to be meshed with the large gear 27 so as to enable the stirring shaft 4 to have a smaller rotating speed.
Further, as shown in fig. 5, an electromagnet 28 is movably sleeved on the first shaft 21, the electromagnet 28 is shaped as a circular ring, an outer wall of the electromagnet 28 is fixedly disposed on the gearbox 20, an annular magnet 29 is disposed between the two-way sliding gear and the electromagnet 28, the annular magnet 29 is movably sleeved on the first shaft 21, a return spring 30 is disposed between the annular magnet 29 and the electromagnet 28, the return spring 30 is sleeved on the first shaft 21, two ends of the return spring 30 are respectively connected with the annular magnet 29 and the electromagnet 28, a moving ring 31 is rotatably sleeved on the sleeve 23, the moving ring 31 is slidably connected with the gearbox 20 through a sliding block 32, the moving ring 31 is connected with the annular magnet 29 through a connecting rod 33, the moving ring 31 is rotatably connected with the sleeve 23 through a bearing, and the moving ring 31 is slidably connected with the gearbox 20, so that the moving ring 31 does not rotate along with the two-way sliding gear, when the rotation speed of the stirring shaft 4 needs to be reduced, the electromagnet 28 is electrified, the annular magnet 29 is adsorbed by the electromagnet 28 at the moment, so that the bidirectional sliding gear is driven to move, the second gear 25 is meshed with the large gear 27 to reduce the rotating speed of the stirring shaft 4, the return spring 30 is in a compressed state at the moment, when the stirring shaft 4 needs to rotate at a high speed, the electromagnet 28 is powered off, and the bidirectional sliding gear is driven to return to the original position under the counter-acting force of the return spring 30, so that the stirring shaft 4 rotates at a high speed; in practical implementation, when the two-way sliding gear moves and changes speed, the motor 19 stops rotating, so that the first shaft 21 stops rotating gradually, and the two-way sliding gear is meshed with the small gear 26 or the large gear 27; it should be noted that the electromagnet 28 is fixed in the gearbox 20 so that the electromagnet 28 does not follow the rotation of the first shaft 21, and secondly, the inner ring of the electromagnet 28 is not in contact with the first shaft 21 so that the electromagnet 28 does not affect the rotation of the first shaft 21, so that the electromagnet 28 is fixed and the arrangement of the wires of the electromagnet 28 is facilitated.
Further, as shown in fig. 1, a cross beam 40 is fixed on one side of the mounting plate 5, a driving frame 41 is fixed on one end of the cross beam 40 away from the mounting plate 5, the driving frame 41 is sleeved on the bracket 2, a roller 42 is rotatably arranged in the driving frame 41, the roller 42 is in rolling contact with the bracket 2, a winding frame 37 is fixed on the top of the bracket 36, a winding wheel 38 is rotatably arranged on the winding frame 37, a brake motor 34 is arranged on the bracket 2, a winding disc 35 is arranged on an output shaft of the brake motor 34, a lifting wire 39 is wound on the winding disc 35, the lifting wire 39 is connected with the cross beam 40 by bypassing the winding wheel 38, the winding disc 35 is driven to wind or unwind phosphogypsum through the forward and backward rotation of the brake motor 34, so that the mounting plate 5 is driven to move up and down by the lifting wire 39, and the stirring blades 6 on the stirring shaft 4 are driven to move up and down for stirring.
A method of using an apparatus for preparing a crystalline region of phosphogypsum from phosphogypsum, comprising the steps of:
s1, putting a certain amount of phosphogypsum into the stirring barrel 1, then adding a certain amount of clear water, and finally adding an emulsifier for stirring preparation;
s2, rapidly stirring; simultaneously starting the motor 19 and the brake motor 34, wherein the first gear 24 is meshed with the pinion 26 to drive the driving shaft 3 to output a larger stirring speed, the brake motor 34 drives the multidirectional stirring mechanism to move up and down through the pulling wire 39 to gradually stir the phosphogypsum liquid at the upper layer and the lower layer, and the stirring shaft 4 collides with the arc-shaped protrusion 8 in the rotating process to continuously change the stirring deflection angle of the stirring shaft 4 so as to expand the stirring range of the multidirectional stirring mechanism;
s3, stirring at a low speed; the electromagnet 28 is electrified to adsorb the annular magnet 29 so as to drive the two-way sliding gear to move, so that the second gear 25 is meshed with the large gear 27, and the driving shaft 3 is driven to output a smaller stirring speed at the moment, so that the multi-way stirring mechanism slowly stirs, and finally stirs and shapes the crystal region of the phosphogypsum;
s4, moving the multidirectional stirring mechanism out of the stirring barrel 1; the motor 19 stops working, and the brake motor 34 performs a wire winding action, so as to drive the mounting plate 5 to ascend, and the multidirectional stirring mechanism is moved out of the stirring barrel 1.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "two ends", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention; and those skilled in the art will appreciate that the benefits to be achieved by the present invention are only better than those achieved by current embodiments of the prior art under certain circumstances, rather than the best use directly in the industry.
The foregoing is illustrative of the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the precise form disclosed herein and is not to be construed as limited to the exclusion of other embodiments, and that various other combinations, modifications, and environments may be used and modifications may be made within the scope of the concepts described herein, either by the above teachings or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The device for preparing the crystal region of the phosphogypsum by using the phosphogypsum comprises a stirring barrel (1) and is characterized in that a multidirectional stirring mechanism is arranged on the outer side of the stirring barrel (1), the multidirectional stirring mechanism comprises a support (2), a driving shaft (3) and a stirring shaft (4), a mounting plate (5) is arranged on the support (2) in a sliding manner, the mounting plate (5) moves along the axial direction of the stirring barrel (1), the driving shaft (3) is rotatably arranged on the mounting plate (5), the driving shaft (3) and the stirring barrel (1) are coaxially arranged, the bottom of the driving shaft (3) is spherically hinged with the stirring shaft (4), the stirring shaft (4) is provided with a plurality of stirring blades (6) along the axial direction of the stirring shaft (4), a blocking ring (7) is connected below the mounting plate (5), and the stirring shaft (4) movably passes through the blocking ring (7), the internal diameter of barrier ring (7) is greater than the external diameter of (mixing) shaft (4), the inner wall of barrier ring (7) is provided with a plurality of arc arch (8), and is a plurality of arc arch (8) along the centre of a circle of barrier ring (7) is the circumference equipartition, be fixed with dog (9) on (mixing) shaft (4), dog (9) be used for at rotatory in-process with arc arch (8) collision is in order constantly to change the stirring deflection angle of (mixing) shaft (4).
2. The device for preparing the crystal region of phosphogypsum by using phosphogypsum according to claim 1, which is characterized in that an arc-shaped groove (10) is formed in the inner wall of the barrier ring (7) between two adjacent arc-shaped bulges (8), and the arc-shaped groove (10) and the arc-shaped bulges (8) are in arc transition.
3. The device for preparing the crystal region of phosphogypsum by using phosphogypsum according to claim 2, which is characterized in that a mounting ring (11) is coaxially sleeved on the barrier ring (7), the mounting ring (11) is fixedly connected with the mounting plate (5) through a connecting rod (12), a buffer space is formed between the inner wall of the mounting ring (11) and the outer wall of the barrier ring (7), each arc-shaped protrusion (8) is connected with a spring (13), the spring (13) is positioned in the buffer space, and one end of the spring (13) far away from the arc-shaped protrusion (8) is fixedly connected with the mounting ring (11).
4. The apparatus for preparing crystalline region of phosphogypsum from phosphogypsum according to claim 2, characterized in that the arc-shaped protrusion (8) is an arc-shaped spring leaf.
5. The device for preparing crystal regions of phosphogypsum by using phosphogypsum according to claim 1, wherein a hinge ball (18) is fixed at the top of the stirring shaft (4), a first hinge seat (14) is fixed at the bottom of the driving shaft (3), an arc groove (15) is formed in the bottom of the first hinge shaft (14), a second hinge seat (16) is connected to the bottom of the first hinge seat (14) through a bolt, an arc groove (17) is formed in the second hinge seat (16) in a penetrating manner, and the arc groove (17) and the arc groove (15) form a spherical groove matched with the hinge ball (18).
6. The device for preparing the crystal region of phosphogypsum by using phosphogypsum according to claim 1, which is characterized in that a speed regulating mechanism is arranged on the mounting plate (5), the speed regulating mechanism comprises a motor (19) and a speed regulating box (20), a first shaft (21) and a second shaft (22) are rotatably arranged in the speed regulating box (20), one end of the first shaft (21) is in transmission connection with an output shaft of the motor (19), one end of the second shaft (22) is in transmission connection with the top end of the driving shaft (3) through a coupler, a bidirectional sliding gear is slidably arranged on the first shaft (21), the bidirectional sliding gear comprises a sleeve (23), the sleeve (23) is movably sleeved on the first shaft (21), two ends of the sleeve (23) are respectively connected with a first gear (24) and a second gear (25), and the first gear (24) and the second gear (25) are both connected with the first shaft (21) through a sliding key, a small gear (26) and a large gear (27) are arranged on the second shaft (22) at intervals, when the first gear (24) is meshed with the small gear (26), the large gear (27) is separated from the second gear (25), and when the second gear (25) is meshed with the large gear (27), the first gear (24) is separated from the small gear (26).
7. The device for preparing the crystal region of phosphogypsum by using phosphogypsum according to claim 6, which is characterized in that an electromagnet (28) is movably sleeved on the first shaft (21), the electromagnet (28) is in the shape of a circular ring, the outer wall of the electromagnet (28) is fixedly arranged on the speed regulating box (20), an annular magnet (29) is arranged between the two-way sliding gear and the electromagnet (28), the annular magnet (29) is movably sleeved on the first shaft (21), a return spring (30) is arranged between the annular magnet (29) and the electromagnet (28), the return spring (30) is sleeved on the first shaft (21), two ends of the return spring (30) are respectively connected with the annular magnet (29) and the electromagnet (28), a moving ring (31) is rotatably sleeved on the sleeve (23), and the moving ring (31) is connected with the speed regulating box (20) in a sliding manner through a sliding block (32), the moving ring (31) is connected with the annular magnet (29) through a connecting rod (33).
8. The device for preparing the crystal region of phosphogypsum by using phosphogypsum according to claim 1, which is characterized in that a cross beam (40) is fixed on one side of the mounting plate (5), a driving frame (41) is fixed on one end of the cross beam (40) far away from the mounting plate (5), the driving frame (41) is sleeved on the support (2), a roller (42) is rotatably arranged in the driving frame (41), and the roller (42) is in rolling contact with the support (2).
9. The device for preparing the crystal region of phosphogypsum by using phosphogypsum according to claim 8, which is characterized in that a winding frame (37) is fixed at the top of the bracket (2), a winding wheel (38) is rotatably arranged on the winding frame (37), a brake motor (34) is arranged on the bracket (2), a winding disc (35) is arranged on an output shaft of the brake motor (34), a pulling wire (39) is wound on the winding disc (35), and the pulling wire (39) is connected with the cross beam (40) by bypassing the winding wheel (38).
10. The method according to any of the claims 1-9, using an apparatus for the preparation of crystalline regions of phosphogypsum from phosphogypsum, characterized in that it comprises the following steps:
s1, putting a certain amount of phosphogypsum into the stirring barrel (1), then adding a certain amount of clear water, and finally adding an emulsifier for stirring preparation;
s2, rapidly stirring; simultaneously starting a motor (19) and a brake motor (34), wherein a first gear (24) is meshed with a pinion (26) to drive a driving shaft (3) to output a larger stirring speed, the brake motor (34) drives a multidirectional stirring mechanism to move up and down through a lifting wire (39) so as to gradually stir the phosphogypsum liquid on the upper layer and the lower layer, and a stirring shaft (4) collides with an arc-shaped bulge (8) in the rotating process so as to continuously change the stirring deflection angle of the stirring shaft (4) and expand the stirring range of the multidirectional stirring mechanism;
s3, stirring at a low speed; the electromagnet (28) is electrified to adsorb the annular magnet (29) to drive the bidirectional sliding gear to move, so that the second gear (25) is meshed with the large gear (27), the driving shaft (3) is driven to output a smaller stirring speed, the multidirectional stirring mechanism is slowly stirred, and the final stirring and shaping are carried out on the crystal area of the phosphogypsum;
s4, moving the multidirectional stirring mechanism out of the stirring barrel (1); the motor (19) stops working, and the brake motor (34) performs wire winding action, so that the mounting plate (5) is driven to ascend, and the multidirectional stirring mechanism is moved out of the stirring barrel (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210431073.0A CN114887532B (en) | 2022-04-22 | 2022-04-22 | Device and method for preparing phosphogypsum whisker by using phosphogypsum |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210431073.0A CN114887532B (en) | 2022-04-22 | 2022-04-22 | Device and method for preparing phosphogypsum whisker by using phosphogypsum |
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| CN214345995U (en) * | 2020-12-16 | 2021-10-08 | 成都西油华巍科技有限公司 | Production device for preparing temperature-resistant salt-resistant gel temporary blocking spacer fluid |
| CN214438385U (en) * | 2020-12-03 | 2021-10-22 | 江西百全实业有限公司 | High-efficient antibacterial gel emulsification device of easy ejection of compact |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202971796U (en) * | 2012-03-19 | 2013-06-05 | 江苏铃高电动车有限公司 | Automatic transmission of electric vehicle |
| CN206652425U (en) * | 2017-04-21 | 2017-11-21 | 中国水产科学研究院黑龙江水产研究所 | A kind of novel fodder stock stirring device |
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| CN214438385U (en) * | 2020-12-03 | 2021-10-22 | 江西百全实业有限公司 | High-efficient antibacterial gel emulsification device of easy ejection of compact |
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| CN114887532B (en) | 2024-09-10 |
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