CN117899744A - Heavy metal soil restoration curing agent granulation equipment - Google Patents
Heavy metal soil restoration curing agent granulation equipment Download PDFInfo
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- CN117899744A CN117899744A CN202410316742.9A CN202410316742A CN117899744A CN 117899744 A CN117899744 A CN 117899744A CN 202410316742 A CN202410316742 A CN 202410316742A CN 117899744 A CN117899744 A CN 117899744A
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- 239000003795 chemical substances by application Substances 0.000 title claims abstract description 108
- 238000005469 granulation Methods 0.000 title claims abstract description 42
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- Processing Of Solid Wastes (AREA)
Abstract
The invention provides heavy metal soil restoration curing agent granulation equipment, which comprises an anti-scattering assembly and a granulation assembly arranged at the top of the anti-scattering assembly and used for processing curing agent, wherein the anti-scattering assembly comprises a fixed box connected with a supporting seat, a baffle plate outwards extending along one side of the top of the fixed box, which is close to a granulation part, a plurality of guide components embedded in the fixed box and used for guiding discharging, a discharging part arranged at the bottom of the fixed box and at the same side as the baffle plate, and a plurality of heaters arranged between the guide components at the same side.
Description
Technical Field
The invention relates to the technical field of geological repair raw material processing, in particular to heavy metal soil repair curing agent granulating equipment.
Background
The soil restoration agent is compounded by adopting environment-friendly inorganic minerals, realizes the effects of changing the form of heavy metals and stabilizing multiple times based on the principles of reduction, complexation, precipitation, adsorption and the like, reduces mobility and biological effectiveness, forms natural minerals which are harmless to the environment and stable for a long time, is applicable to restoration of heavy metal pollutants such as arsenic, cadmium, lead, zinc, hexavalent chromium, mercury, tin, copper and the like, and is operated on soil, groundwater, river sediment, waste residues and the like.
In the production process of the soil restoration agent before being put into use, the soil restoration agent needs to be subjected to granulation production by a granulator and mixed granulation by mixing other chemicals such as urea acid, lime and the like.
At present, the granulation process of the granulation equipment for the soil remediation and curing agent is usually blanking, mixing, (extrusion type discharging and granulating or centrifugal type discharging and granulating), and finally direct discharging is carried out, so that the post-treatment of particles is omitted, the strength of the produced particles is poor, if the particles are often bumped with an external bearing device during output, a large number of formed particles are in a bulk material condition and return to the powder form before granulation, the use of the follow-up particles is affected, meanwhile, repeated material return and repeated granulating are needed, the production efficiency of the soil remediation and curing agent is reduced, and in addition, the follow-up preservation and raw material transportation are unfavorable because the strength of the particles is poor.
Disclosure of Invention
Based on the above, the invention aims to provide heavy metal soil restoration curing agent granulation equipment, and aims to solve the problems that in the prior art, the existing granulation equipment lacks post-treatment on particles, so that the particles are easy to generate bulk materials, repeated material return and repeated granulation are needed, and the production efficiency of the soil restoration curing agent is reduced.
The invention provides heavy metal soil restoration curing agent granulating equipment which comprises an anti-scattering assembly and a granulating assembly, wherein the granulating assembly is arranged at the top of the anti-scattering assembly and is used for processing curing agent;
The granulating assembly comprises a mixing device, a granulating device arranged on one side of the mixing device, which is close to the anti-scattering assembly, a material guiding part, a discharging part, a mixing piece, a granulating part and a plurality of supporting seats, wherein the material guiding part is arranged between the mixing device and the granulating device and is used for communicating, the discharging part extends outwards along one side of the mixing device, which is far away from the material guiding part, the mixing piece is at least partially embedded in the mixing device and is used for mixing a curing agent, the granulating piece is at least partially embedded in the granulating device, the granulating part is arranged on one side of the granulating device, which is far away from the granulating piece, and the supporting seats extend towards one side of the anti-scattering assembly along the mixing device and the granulating device respectively;
the anti-scattering assembly comprises a fixed box connected with the supporting seat, a baffle plate outwards extending along one side, close to the granulating part, of the top of the fixed box, a plurality of guide components embedded in the fixed box and used for guiding discharging, a storage box embedded at the bottom of the fixed box, a discharging part arranged at the bottom of the fixed box and on the same side as the baffle plate, and a plurality of heaters arranged between the guide components on the same side, wherein the guide components are distributed on two sides inside the fixed box in an staggered design, and the bottom of the guide components is communicated with a guide path of the discharging part;
The guiding path of the curing agent particles is prolonged through the staggered guiding assembly, so that the curing agent particles can be fully heated and dried by the heater, and drying of the curing agent particles is accelerated.
Above-mentioned, can mix the curing agent raw materials through the compounding device that sets up on the pelleting assembly so as to guarantee the homogeneity of raw materials, afterwards can be with the leading-in pelleting device of curing agent raw materials after the compounding device mixes through the guide portion, and push away curing agent raw materials to the pelleting portion through the pelleting device, carry out shaping and cut into the curing agent granule of suitable size through the pelleting portion and introduce into the anti-dispersion assembly, through the guide subassembly that sets up in the anti-dispersion assembly, the retention time of curing agent granule in the fixed incasement has effectively been prolonged, simultaneously turn on the heater, so that the curing agent granule that is located on the guide subassembly possesses abundant heating stoving duration, simultaneously avoid granule adhesion and accomplish the turn-over by oneself when curing agent granule rolls on multiunit guide subassembly, increase curing agent granule and environment contact, improve heating stoving quality, so that curing agent granule surface hardening, in order to prevent that the curing agent granule from appearing the bulk cargo condition, the present granulation equipment, lack the aftertreatment to the granule leads to the granule to appear the easy bulk cargo condition, need the repeated pelleting of the production efficiency problem of soil remediation agent.
Further, the mixing piece comprises a first motor at least partially embedded in the mixing device, a first output shaft arranged on one side of the output end of the first motor, and a first output paddle wound on the peripheral edge of the first output shaft, wherein the first output paddle is in a spiral design.
Further, the granulating piece comprises a second motor at least partially embedded in the granulating device, a second output shaft arranged on one side of the output end of the second motor, and a second output paddle wound on the peripheral edge of the second output shaft.
Further, the second output paddle is of a double-screw design, at least two pushing scraping plates extend outwards from one side of the second output paddle, which is close to the granulating part, and the two pushing scraping plates are abutted to the granulating part.
Further, the granulation part comprises a fixed cover connected with one side, far away from the granulation piece, of the granulation device, and a material cutting piece at least partially embedded in the axial center of the fixed cover and connected with the second output shaft, and a chute for accommodating part of the material cutting piece is formed in the peripheral edge of the fixed cover.
Further, the material cutting piece comprises a linkage shaft connected with the second output shaft, and a material cutting plate which is arranged at the peripheral edge of the linkage shaft, is partially embedded in the sliding groove and slides along the track of the sliding groove, and is attached to the discharging hole and axially rotates along the linkage shaft.
Further, the anti-scattering assembly further comprises a controller at least partially embedded in the fixed box and a cover plate embedded at the top of the fixed box and close to one side of the controller, wherein the cover plate is used for isolating partial heat in the fixed box from being discharged.
Further, the guide assembly is provided with six groups in total, and the bottom and the guide assembly communicated with the discharging part are fixedly arranged.
Further, the guide assembly comprises a fixed frame connected with the inner wall of the fixed box, a filter screen arranged on the inner side of the fixed frame and used for screening qualified curing agent particles, at least one spring shaft arranged on one side of the fixed frame, and a movable guide plate arranged on one side of the spring shaft away from the fixed frame.
Further, a plurality of arc-shaped guide rails for regulating the curing agent particles are embedded on one side, contacted with the curing agent particles, of the filter screen.
Drawings
Fig. 1 is a schematic structural diagram of heavy metal soil restoration curing agent granulation equipment in an embodiment of the invention;
FIG. 2 is a schematic diagram of a part of a granulating assembly in a heavy metal soil remediation and solidification agent granulating apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic view showing a partial cross-sectional structure of a granulating assembly in a heavy metal soil remediation and solidification agent granulating apparatus in an embodiment of the present invention;
Fig. 4 is a schematic view of a part of a granulating part of a heavy metal soil restoration curing agent granulating device according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of a part of the anti-scattering assembly in the heavy metal soil restoration curing agent granulation equipment in the embodiment of the invention;
FIG. 6 is a schematic diagram showing a partial cross-sectional structure of an anti-scattering assembly in heavy metal soil restoration and solidification agent granulation equipment according to an embodiment of the present invention;
Fig. 7 is a schematic diagram of a part of a structure of a guide component in a heavy metal soil restoration curing agent granulation device in an embodiment of the invention;
fig. 8 is a schematic view of a part of a granulating member in a heavy metal soil restoration and solidification agent granulating apparatus according to an embodiment of the present invention.
Description of main reference numerals:
The following detailed description will further illustrate the invention with reference to the above-described drawings.
Detailed Description
In order that the invention may be readily understood, a more complete description of the invention will be rendered by reference to the appended drawings. Several embodiments of the invention are presented in the figures. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 8, a heavy metal soil remediation and solidification agent granulation apparatus according to an embodiment of the present invention includes an anti-scattering assembly 2 and a granulation assembly 1 disposed at the top of the anti-scattering assembly 2 for processing solidification agent, the granulation assembly 1 includes a mixing device 11, a granulation device 13 disposed at a side of the mixing device 11 near the anti-scattering assembly 2, a material guiding portion 12 disposed between the mixing device 11 and the granulation device 13 for communication, a material discharging portion 14 extending outwardly from a side of the mixing device 11 away from the material guiding portion 12, a material mixing member 15 at least partially embedded in the mixing device 11 for mixing solidification agent, a granulation member 16 at least partially embedded in the granulation device 13, a granulation portion 18 disposed at a side of the granulation device 13 away from the granulation member 16, and a plurality of support seats 17 extending along the mixing device 11 and the granulation device 13 toward the anti-scattering assembly 2, the anti-scattering assembly 2 comprises a fixed box 21 connected with a supporting seat 17, a baffle 22 extending outwards along one side, close to a granulating part 18, of the top of the fixed box 21, a plurality of guide components 24 embedded in the fixed box 21 and used for guiding discharging, a storage box 26 embedded at the bottom of the fixed box 21, a discharging part 27 arranged at the bottom of the fixed box 21 and on the same side as the baffle 22, and a plurality of heaters 28 arranged between the guide components 24 on the same side, wherein the guide components 24 are distributed on two sides in the fixed box 21 in an staggered design, and the guide components 24 at the bottom are communicated with the guide paths of the discharging part 27, wherein the guide paths of the curing agent particles are prolonged through the guide components 24 in the staggered design, so that the heaters 28 can fully heat and dry the curing agent particles, and accelerate the drying of the curing agent particles.
Further, the mixing member 15 comprises a first motor 151 at least partially embedded in the mixing device 11, a first output shaft 152 arranged at one side of the output end of the first motor 151, and a first output paddle 153 wound around the peripheral edge of the first output shaft 152, the first output paddle 153 is in a spiral design, the granulating member 16 comprises a second motor 161 at least partially embedded in the granulating device 13, a second output shaft 162 arranged at one side of the output end of the second motor 161, and a second output paddle 163 wound around the peripheral edge of the second output shaft 162, the second output paddle 163 is in a double-spiral design, at least two pushing scraping plates 164 extend outwards from one side of the second output paddle 163 near the granulating part 18, the two pushing scraping plates 164 are abutted against the granulating part 18, the granulating part 18 comprises a fixed cover 181 connected with one side of the granulating device 13 far away from the granulating member 16, and a cutting member at least partially embedded at the axial center of the fixed cover 181 and connected with the second output shaft 162, the fixed cover 181 is provided with a chute 183 for accommodating part of the material cutting member at the peripheral edge, the material cutting member comprises a linkage shaft 184 connected with the second output shaft 162, and a material cutting plate 185 arranged at the peripheral edge of the linkage shaft 184 and partially embedded in the chute 183 and sliding along the track of the chute 183, the material cutting plate 185 is attached to the discharge hole 182 and axially rotates along the linkage shaft 184, the anti-scattering assembly 2 further comprises a controller 25 at least partially embedded in the fixed box 21, and a cover plate 23 embedded at one side of the top of the fixed box 21 close to the controller 25, the cover plate 23 is used for isolating part of heat in the fixed box 21 from being discharged, six groups of material guiding assemblies 24 are arranged in total, the bottom of each material guiding assembly 24 is fixedly arranged and communicated with the discharge part 27, each material guiding assembly 24 comprises a fixed frame 241 connected with the inner wall of the fixed box 21, a filter screen 242 arranged at the inner side of the fixed frame 241 and used for screening qualified curing agent particles, at least one spring shaft 243 arranged on one side of the fixed frame 241, and a movable guide plate 244 arranged on one side of the spring shaft 243 far away from the fixed frame 241, wherein a plurality of arc-shaped guide rails for regulating the curing agent particles are embedded on one side of the filter screen 242 contacted with the curing agent particles.
In the specific implementation, firstly, an operator can guide the curing agent raw materials to be granulated into the mixing device 11 along the blanking portion 14 according to a preset proportion, wherein the preset proportion is defined by the operator according to the heavy metal content in the current soil and the soil humidity, and the method also belongs to a proportioning and modulating means which can be understood by the person skilled in the art, and is not specifically described herein, then, the operator can wake up the granulating assembly 1 and the anti-scattering assembly 2 in sequence through the controller 25, and in some alternative embodiments of the invention, the controller 25 can be an MCU (Microcontroller Unit; a micro control unit) chip for controlling the granulating assembly 1 and the anti-scattering assembly 2 respectively through the MCU chip, wherein the controller 25 is electrically connected with the granulating assembly 1 and the anti-scattering assembly 2, and the electrical connection further comprises a wired connection and a wireless connection, and the wireless connection mode comprises but not limited to bluetooth connection, wiFi, IF radio frequency, zigbee, and the wired connection mode comprises but not limited to a USB line connecting the granulating assembly 1 and the anti-scattering assembly 2 with the controller 25, then, the first motor 151 and the second motor 161 are controlled through the controller 25, the first output shaft 152 and the first output paddle 153 are sequentially driven by the first motor 151 to rotate, so as to primarily stir and mix the raw materials of the curing agent entering the mixing device 11 from the blanking portion 14, meanwhile, the raw materials of the curing agent can be transmitted towards the direction of the material guiding portion 12 through the spiral structure design of the first output paddle 153, then, the primarily stirred and mixed raw materials of the curing agent enter the granulating device 13 through the material guiding portion 12, specifically, the second output shaft 162 and the second output paddle 163 are sequentially driven by the second motor 151 to stir and mix the raw materials of the curing agent secondarily, the mixing quality of the raw materials is improved, at the same time, the raw materials of the curing agent can be transported along the spiral track of the second output paddle 163 towards the granulating part 18 and stacked at the position of the pushing scraper 164, wherein, the pushing scraper 164 is in an inclined design along the inclined angle of the second output paddle 163, when the raw materials of the curing agent are stacked at the position of the pushing scraper 164 after being transported, the raw materials of the curing agent can be extruded and pushed into the granulating part 18 by the inclined pushing scraper 164, and then, when the raw materials of the curing agent enter the granulating part 18, the raw materials of the curing agent can be molded through the discharging holes 182 and then guided out of the granulating part 18, at the same time, the linkage shaft 184 connected with the other end of the second output shaft 162 can be driven by the second motor 161, so that the linkage shaft 184 drives the cutting plate 185 to rotate along the track of the chute 183 and cuts off the raw materials of the curing agent after being molded on the same side, forming the curing agent particles to drop into the anti-scatter assembly 2, in this process, in order to avoid splashing of the curing agent particles, the blocking plate 22 disposed near the granulating part 18 may be used to guide the curing agent particles into the fixed box 21, in some alternative embodiments of the present invention, one pushing blade 164 may be disposed, while the operator may adjust the angular position of the cutting plate 185 on the linkage shaft 184, so that the cutting plate 185 forms a staggered included angle with the pushing blade 164, which means that, in this process, the output direction of the second motor 161 is determined to be clockwise output rotation, and on the basis of clockwise rotation, the larger the angle between the pushing blade 164 and the cutting plate 185, the larger the cut curing agent particles, and conversely, the smaller the angle between the pushing blade 164 and the cutting plate 185, the smaller the cut curing agent particles, thus, an operator can control the curing agent particle size by adjusting the angle between the cutoff 185 and the pusher blade 164 as desired.
Further, after the cut curing agent particles enter the anti-scattering assembly 2 (the operator can control the heater 28 to be started through the controller 25, in some alternative embodiments, the heater 28 can be a heating resistor wire), the curing agent particles are sequentially conveyed to the position of the material guiding assembly 24 communicated with the discharging part 27 along the top of the material guiding assembly 24, and are led out, in the curing agent particle conveying process, as shown in fig. 6, the curing agent particles roll down in sequence along the material guiding assembly 24 obliquely arranged at a high position, in the rolling process, the curing agent particles are temporarily intercepted by the raised movable guide plate 244 and are accumulated between the movable guide plate 244 and the filter screen 242, when the accumulated weight reaches the deformation degree of the spring shaft 243, the movable guide plate 244 is pressed down to enable the curing agent particles to fall down towards the material guiding assembly 24 of the next step, the retention time of the curing agent particles in the fixed box 21 is effectively prolonged through the material guiding assembly 24, so that the curing agent particles on the material guiding assembly 24 have sufficient heating and drying time, and simultaneously, when the curing agent particles roll on the material guiding assembly 24 and the material guiding assembly, the curing agent particles are prevented from being connected with the surface of the curing agent particles, the adhesive particles are prevented from being blown down, and the quality of the curing agent particles is improved, and the surface is prevented from being contacted with the curing agent particles.
Furthermore, when the curing agent particles roll on the filter screen 242, in some alternative embodiments of the present invention, a detachable structure is formed between the filter screen 242 and the fixed frame 241, the filter screen with different mesh numbers can be selectively replaced according to the size requirement of the curing agent particles, meanwhile, the filter screen 242 can be made by adopting a high-temperature resistant nylon rope combined with a steel wire rope for mixed braiding, the filter screen 242 itself has a certain heat resistance, and meanwhile, the braided filter screen 242 itself has a better plasticity and elasticity, so that the filter screen 242 can be ensured to be in flexible contact when carrying the curing agent particles, the impact of the curing agent particles in the rolling process can be reduced, the condition that the dispersing agent particles are scattered can be avoided, meanwhile, the filter screen 242 can effectively filter less part of the dispersing agent particles with unqualified sizes in the dispersing prevention assembly 2, and uniformly reclaims the particles through the storage box 26 at the bottommost part of the material guiding assembly 24, and the reclaimed dispersing agent particles and unqualified curing agent particles can be re-placed into the material guiding part 12 for re-granulation for use by operators.
In sum, can mix the curing agent raw materials through the compounding device 11 that sets up on the pelletization assembly 1 so as to guarantee the homogeneity of raw materials, afterwards can be with the guiding device 13 of guiding device 11 mixed curing agent raw materials introduction pelletization device through guide portion 12, and push away curing agent raw materials to the pelletization portion 18 through pelletization device 13, carry out shaping and cut into the curing agent granule of suitable size through pelletization portion 18 and introduce into the anti-dispersion assembly 2, through the guide subassembly 24 that sets up in the anti-dispersion assembly 2, the residence time of curing agent granule in the fixed box 21 has effectively been prolonged, simultaneously open the heater, so that the curing agent granule that is located on the guide subassembly 24 possesses abundant heating stoving duration, simultaneously avoid granule adhesion and accomplish the turn-over by oneself when the curing agent granule rolls on multiunit guide subassembly 24, increase curing agent granule and environment contact, improve the heating stoving quality, so that curing agent granule surface hardening, prevent that the curing agent granule from appearing the bulk material condition, the aftertreatment of granule, lead to the granule easily appears the condition, need repeated production efficiency of the repeated pelletization of soil.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (9)
1. The utility model provides a heavy metal soil repair curing agent granulation equipment which characterized in that: the granulating assembly is arranged at the top of the anti-scattering assembly and is used for processing a curing agent;
The granulating assembly comprises a mixing device, a granulating device arranged on one side of the mixing device, which is close to the anti-scattering assembly, a material guiding part, a discharging part, a mixing piece, a granulating part and a plurality of supporting seats, wherein the material guiding part is arranged between the mixing device and the granulating device and is used for communicating, the discharging part extends outwards along one side of the mixing device, which is far away from the material guiding part, the mixing piece is at least partially embedded in the mixing device and is used for mixing a curing agent, the granulating piece is at least partially embedded in the granulating device, the granulating part is arranged on one side of the granulating device, which is far away from the granulating piece, and the supporting seats extend towards one side of the anti-scattering assembly along the mixing device and the granulating device respectively;
the anti-scattering assembly comprises a fixed box connected with the supporting seat, a baffle plate outwards extending along one side, close to the granulating part, of the top of the fixed box, a plurality of guide components embedded in the fixed box and used for guiding discharging, a storage box embedded at the bottom of the fixed box, a discharging part arranged at the bottom of the fixed box and on the same side as the baffle plate, and a plurality of heaters arranged between the guide components on the same side, wherein the guide components are distributed on two sides inside the fixed box in an staggered design, and the bottom of the guide components is communicated with a guide path of the discharging part;
The guide assembly comprises a fixed frame connected with the inner wall of the fixed box, a filter screen arranged on the inner side of the fixed frame and used for screening qualified curing agent particles, at least one spring shaft arranged on one side of the fixed frame, and a movable guide plate arranged on one side, away from the fixed frame, of the spring shaft.
2. The heavy metal soil restoration curing agent granulation apparatus as set forth in claim 1, wherein: the mixing piece comprises a first motor at least partially embedded in the mixing device, a first output shaft arranged on one side of the output end of the first motor, and a first output paddle wound on the peripheral edge of the first output shaft, wherein the first output paddle is in a spiral design.
3. The heavy metal soil restoration curing agent granulation apparatus as set forth in claim 1, wherein: the granulating piece comprises a second motor at least partially embedded in the granulating device, a second output shaft arranged on one side of the output end of the second motor, and a second output paddle wound on the peripheral edge of the second output shaft.
4. A heavy metal soil repair solidifying agent granulation device according to claim 3, characterized in that: the second output paddle is of a double-screw design, at least two pushing scrapers outwards extend from one side of the second output paddle, which is close to the granulating part, and the two pushing scrapers are abutted to the granulating part.
5. The heavy metal soil restoration curing agent granulation equipment according to claim 4, wherein: the granulating part comprises a fixed cover connected with one side, far away from the granulating piece, of the granulating device, and a material cutting piece at least partially embedded in the axial center of the fixed cover and connected with the second output shaft, and a chute for accommodating part of the material cutting piece is formed in the peripheral edge of the fixed cover.
6. The heavy metal soil restoration curing agent granulation equipment according to claim 5, wherein: the material cutting piece comprises a linkage shaft connected with the second output shaft, and a material cutting plate which is arranged at the peripheral edge of the linkage shaft, is partially embedded in the sliding groove and slides along the track of the sliding groove, and is attached to the discharging hole and axially rotates along the linkage shaft.
7. The heavy metal soil restoration curing agent granulation apparatus as set forth in claim 1, wherein: the anti-scattering assembly further comprises a controller at least partially embedded in the fixed box and a cover plate embedded at the top of the fixed box and close to one side of the controller, wherein the cover plate is used for isolating heat in the fixed box from being discharged.
8. The heavy metal soil restoration curing agent granulation apparatus as set forth in claim 1, wherein: six groups of guide assemblies are arranged in total, and the bottom of the guide assemblies is fixedly arranged with the guide assemblies communicated with the discharging part.
9. The heavy metal soil restoration curing agent granulation equipment according to claim 8, wherein: and one side of the filter screen, which is contacted with the curing agent particles, is embedded with a plurality of arc-shaped guide rails for regulating the curing agent particles.
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| CN202410316742.9A CN117899744B (en) | 2024-03-20 | 2024-03-20 | Heavy metal soil restoration curing agent granulation equipment |
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| CN202410316742.9A CN117899744B (en) | 2024-03-20 | 2024-03-20 | Heavy metal soil restoration curing agent granulation equipment |
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| CN117899744B (en) | 2024-06-07 |
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