CN115464807A - High-voltage electrostatic separator for treating and purifying mixed waste plastics - Google Patents
High-voltage electrostatic separator for treating and purifying mixed waste plastics Download PDFInfo
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- CN115464807A CN115464807A CN202211041503.4A CN202211041503A CN115464807A CN 115464807 A CN115464807 A CN 115464807A CN 202211041503 A CN202211041503 A CN 202211041503A CN 115464807 A CN115464807 A CN 115464807A
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- purifying
- voltage electrostatic
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- 229920003023 plastic Polymers 0.000 title claims abstract description 59
- 239000004033 plastic Substances 0.000 title claims abstract description 59
- 239000010812 mixed waste Substances 0.000 title claims abstract description 35
- 239000000463 material Substances 0.000 claims abstract description 85
- 230000007246 mechanism Effects 0.000 claims abstract description 42
- 239000010410 layer Substances 0.000 claims description 11
- 239000011229 interlayer Substances 0.000 claims description 8
- 238000012216 screening Methods 0.000 claims description 6
- 210000001503 joint Anatomy 0.000 claims description 5
- 230000007704 transition Effects 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
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 2
- 239000011425 bamboo Substances 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000000746 purification Methods 0.000 abstract description 8
- 238000000926 separation method Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 6
- 239000002184 metal Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 239000010814 metallic waste Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013502 plastic waste Substances 0.000 description 1
- 239000013014 purified material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/02—Separating plastics from other materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/02—Separating plastics from other materials
- B29B2017/0213—Specific separating techniques
- B29B2017/0262—Specific separating techniques using electrical caracteristics
- B29B2017/0265—Electrostatic separation
-
- 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
- Y02W30/62—Plastics recycling; Rubber recycling
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Electrostatic Separation (AREA)
Abstract
The invention belongs to the technical field of electrostatic separation, and discloses a high-voltage electrostatic separator for treating and purifying mixed waste plastics, which comprises a first conductive cylinder and a second conductive cylinder which are sequentially arranged up and down, wherein the tops of the first conductive cylinder and the second conductive cylinder are fixedly provided with a baffle ring, the tops of the first conductive cylinder and the second conductive cylinder are respectively and fixedly provided with a first material containing plate and a second material containing plate, and the inner side of the second conductive cylinder is provided with a support. According to the invention, through the vertical first conductive cylinder and the vertical second conductive cylinder, mixed waste plastics are firstly spread on the first material containing plate and flow into the mixing and selecting mechanism, through the baffle plate, the chute and the arc plate with uniform specifications, the direction of a tangent line of the materials of the same type is positioned in a horizontal plane when the materials are thrown out, and the materials are collected through the annular shunting mechanism, so that the materials can be finally collected at the same position according to the almost same throwing speed even if the thrown tangent directions are different, and the collection efficiency and the purification rate are improved.
Description
Technical Field
The invention belongs to the technical field of electrostatic separation, and particularly relates to a high-voltage electrostatic separator for treating and purifying mixed waste plastics.
Background
An electrostatic separator is a device capable of separating and purifying mixed waste plastics, is commonly used for separating broken plastic waste, and can realize precise separation of materials through different conductivity of different materials and different electrostatic attraction force applied to the materials because the mixed plastics can be doped with various different types of plastics or metals.
In the electrostatic separator in the prior art, a transverse conductive roller is adopted, mixed waste plastics are processed above the conductive roller for feeding, the mixed waste plastics are placed on the conductive roller, the plastics are attracted by electrostatic attraction on the conductive roller, and the materials with better conductivity are firstly thrown out by the rotation of the conductive roller, so that the purpose of separating the materials is achieved.
Disclosure of Invention
The invention aims to provide a high-voltage electrostatic separator for treating mixed waste plastics and purifying, which solves the problems in the background technology.
In order to achieve the above purpose, the invention provides the following technical scheme: a high-voltage electrostatic separator for treating mixed waste plastic and purifying comprises a first conductive cylinder and a second conductive cylinder which are sequentially arranged up and down, wherein the tops of the first conductive cylinder and the second conductive cylinder are fixedly provided with baffle rings, the tops of the first conductive cylinder and the second conductive cylinder are respectively and fixedly provided with a first material containing plate and a second material containing plate, the inner side of the second conductive cylinder is provided with a support, the support is provided with a first motor and a second motor, an output shaft of the first motor is connected with the first material containing plate to drive the first conductive cylinder to rotate, the second motor drives the second conductive cylinder to rotate through a gear mechanism, and the bottoms of the first conductive cylinder and the second conductive cylinder are respectively provided with a shunt mechanism;
the periphery array of first electrically conductive section of thick bamboo is provided with the mechanism that selects with mixing that a plurality of groups comprise baffle, spout and arc board, baffle and arc board set up the left and right sides at the spout respectively.
Preferably, the baffle extends outwards, the eye-catching direction of the baffle is perpendicular to a tangent line of a joint of the baffle and the first conductive cylinder, the cross section of the sliding groove is a slope, the arc plate is an inwards concave arc surface, and arc transition processing is performed on the butt joint of the rest sliding grooves.
Preferably, the inner side of the baffle ring is provided with a hollow groove, and the hollow groove is butted with the top opening of the sliding groove to form a feed opening with uniform width.
Preferably, the inner side of the flow distribution mechanism comprises a first channel and a second channel, the first channel is located on the inner side of the second channel, the width of the first channel is smaller than that of the second channel, the top of the first channel is aligned with the bottom opening of the sliding chute, and a flow guide interlayer is butted at the bottom of the first channel.
Preferably, a material guide plate is installed on the inner side of the second channel, the material guide plate is a circular annular plate inclined downwards, the lowest part of the material guide plate in inclination is in butt joint with an opening formed in the outer side of the second channel, and a buffer plate is fixedly installed at the top of the inner side of the second channel.
Preferably, the surface of the buffer plate is an inclined surface inclining downwards, and the opening at the bottom of the flow guide interlayer is positioned above the second material containing plate.
Preferably, the gear mechanism comprises a gear and a toothed ring, the gear is fixedly connected with an output shaft of the second motor, the toothed ring is fixedly mounted on the inner wall of the second conductive cylinder, and the gear is meshed with the toothed ring.
Preferably, the multi-stage screening mechanism formed by the shunt mechanism, the second conductive cylinder, the second motor and the gear mechanism is provided with one or more layers.
The invention has the following beneficial effects:
1. according to the invention, through the vertical first conductive cylinder and the vertical second conductive cylinder, mixed waste plastics are firstly spread on the first material containing plate and flow into the mixing and selecting mechanism, through the baffle plate, the chute and the arc plate with uniform specifications, the direction of a tangent line of the materials of the same type is positioned in a horizontal plane when the materials are thrown out, and the materials are collected through the annular shunting mechanism, so that the materials can be finally collected at the same position according to the almost same throwing speed even if the thrown tangent directions are different, and the collection efficiency and the purification rate are improved.
2. The guide plate is arranged on the inner wall of the second channel in a surrounding mode, the lowest position of the guide plate is contacted with the bottom of the inner cavity of the second channel and extends to the opening discharge port of the second channel, the guide plate slides down along the inclined plane of the guide plate by utilizing the gravity of materials until the materials reach the discharge port and are discharged in a centralized mode, relatively purified plastics falling from the first channel cannot be discharged at a high initial speed after sliding down along the sliding chute due to the fact that the plastics are attracted by the guide plate, naturally fall, and therefore flow guiding collection can be achieved through the narrow first channel, and space utilization rate is improved.
3. The multi-layer plastic or other materials are sorted out by setting a multi-stage screening mechanism composed of a shunt mechanism, second conductive cylinders, a second motor and a gear mechanism at different rotating speeds, wherein the different types of plastics have different conductivities and different attractions among the second conductive cylinders, and the plurality of layers of second conductive cylinders rotate at different rotating speeds and can be sequentially lifted from top to bottom, so that the plastics are beaten from small to sequential discharged according to the attractions, and the purification and sorting of the various plastics are achieved.
Drawings
FIG. 1 is a general schematic of the present invention;
FIG. 2 is a schematic view of the internal mechanism of the present invention;
FIG. 3 is a top view of the internal structure of the present invention;
FIG. 4 is a cross-sectional view of a first conductive sleeve, a shunt mechanism and a second conductive sleeve of the present invention;
FIG. 5 is a schematic view of a first conductive barrel according to the present invention;
FIG. 6 is a schematic view of the retainer ring of the present invention;
fig. 7 is a top view of a first conductive barrel of the present invention.
In the figure: 1. a first conductive barrel; 11. a baffle plate; 12. a chute; 13. an arc plate; 2. a baffle ring; 21. hollowing out the grooves; 3. a flow dividing mechanism; 31. a first channel; 32. a second channel; 33. a buffer plate; 34. a material guide plate; 35. a flow guiding interlayer; 36. a discharge port; 4. a second conductive barrel; 5. a first material containing plate; 6. a second material containing plate; 7. a first motor; 8. a second motor; 9. a gear mechanism; 91. a gear; 92. a toothed ring; 10. and (4) a bracket.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
As shown in fig. 1 to 7, an embodiment of the present invention provides a high-voltage electrostatic separator for purifying mixed waste plastics, which includes a first conductive cylinder 1 and a second conductive cylinder 4 sequentially arranged up and down, a baffle ring 2 is fixedly mounted on the tops of the first conductive cylinder 1 and the second conductive cylinder 4, a first material-containing plate 5 and a second material-containing plate 6 are further fixedly mounted on the tops of the first conductive cylinder 1 and the second conductive cylinder 4, respectively, a bracket 10 is arranged on the inner side of the second conductive cylinder 4, a first motor 7 and a second motor 8 are arranged on the bracket 10, an output shaft of the first motor 7 is connected with the first material-containing plate 5 to drive the first conductive cylinder 1 to rotate, the second motor 8 drives the second conductive cylinder 4 to rotate through a gear mechanism 9, and a shunt mechanism 3 is arranged at the bottoms of the first conductive cylinder 1 and the second conductive cylinder 4;
the periphery of the first conductive cylinder 1 is provided with a plurality of groups of mixed selection mechanisms consisting of baffle plates 11, sliding chutes 12 and arc plates 13 in an array mode, and the baffle plates 11 and the arc plates 13 are respectively arranged on the left side and the right side of the sliding chutes 12;
mixed waste plastics are thrown in from the top of the sorting machine, the mixed waste plastics firstly fall onto the first material containing plate 5, the mixed waste plastics are scattered around the top surface of the first material containing plate 5 through the rotation of the first material containing plate 5, then enter the mixing and sorting mechanism and slide down along the chute 12, the metal or plastic types with different conductivities doped in the mixed waste plastics are attracted from weak to strong according to the electrostatic attraction force on the mixed waste plastics, the baffle ring 2 is provided with static electricity, the plastic can be attracted relatively tightly, the metal can hardly be attracted, therefore, the material with better conductivity can be thrown out under the influence of the centrifugal tendency, the plastic with poorer conductivity can be adhered to the inclined surface of the chute 12 to slide down, and finally, the sorting mechanism 3 is used for sorting, and the two types of materials are shunted to different collecting positions or are sorted for the second time.
The baffle 11 extends outwards, the eye direction is perpendicular to a tangent line of a joint of the baffle and the first conductive cylinder 1, the section of the sliding groove 12 is a slope, the arc plate 13 is an inwards concave arc surface, and arc transition processing is performed on the joint of the other sliding grooves 12;
the purpose of not setting chute 12 to vertical tangent plane is that the speed that falls that prevents to mix waste plastics is very fast, lead to not having time space to purify to plastics, and this defect can then be solved in the setting on inclined plane, the trend of keeping whole whereabouts is unchangeable also is favorable to the control velocity of flow, for vertical length of having lengthened the purification passageway, and arc 13 then be the indent cambered surface, metal waste falls the back because self electric conductivity is better relatively it can not receive great electrostatic attraction, consequently it receives centrifugal trend to influence great, can be thrown away along rotatory tangential direction by direct cambered surface along arc 13, it is in order to reduce the resistance that removes in-process its receipt to set up the circular arc transition.
Wherein, the inner side of the baffle ring 2 is provided with a hollow groove 21, and the hollow groove 21 is butted with the top opening of the sliding groove 12 to form a feed opening with uniform width;
the baffle ring 2 has a certain extending height upwards, and has the first function of shielding mixed waste plastics scattered at the top of the first material containing plate 5, because the mixed sorting mechanisms are not densely arranged, a certain space gap exists between every two adjacent mixed sorting mechanisms, the mixed waste plastics are shielded by the baffle ring 2 after being scattered and cannot be discharged from the gap, and the second function of forming a feed opening with uniform width by utilizing the hollow groove 21 arranged at the inner side and the top opening of the sliding groove 12, the width of the feed opening is limited, the mixed waste plastics leaked from the feed opening are not thick but relatively thin, a thick accumulation layer is prevented from being formed on the surface of the sliding groove 12, the influence on the electrostatic attraction of the mixed waste plastics is prevented, and the mixed waste plastics can be uniformly spread on the surface of the sliding groove 12.
The inner side of the flow dividing mechanism 3 comprises a first channel 31 and a second channel 32, the first channel 31 is located on the opposite inner side of the second channel 32, the width of the first channel 31 is smaller than that of the second channel 32, the top of the first channel 31 is aligned with the bottom opening of the chute 12, the bottom of the first channel 31 is butted with a flow guide interlayer 35, a material guide plate 34 is installed on the inner side of the second channel 32, the material guide plate 34 is a circular annular plate inclined downwards, the lowest inclined position of the material guide plate 34 is butted with the opening formed on the outer side of the second channel 32, and a buffer plate 33 is fixedly installed on the top of the inner side of the second channel 32;
the material guiding plate 34 is installed around the inner wall of the second channel 32, as can be seen from fig. 4, the material guiding plate 34 is in a left-high-right-low shape, the right side of the material guiding plate 34 is at the lowest in contact with the bottom of the inner cavity of the second channel 32, and extends to the position of the open discharge port 36 of the second channel 32, and as shown in fig. 1, the material can be collected from the outside of the apparatus through the open discharge port, the material guiding plate 34 presenting an inclined surface functions to slide down along the inclined surface of the material guiding plate 34 by using the gravity of the material itself until reaching the discharge port 36 to be discharged concentratedly, since the material separated by being spun off from the arc plate 13 is received by the second channel 32, the material having a relatively high initial velocity is relatively far and the initial velocity is relatively fast and the width is increased to ensure the material to be received, and the relatively purified plastic falling from the first channel 31 cannot be discharged at a high initial velocity after sliding down along the chute 12 because of its own attraction force is relatively large, and the material falling naturally can be collected by using the flow guiding of the first channel 31, so as to improve the space utilization rate.
The surface of the buffer plate 33 is a slope surface inclining downwards, and the bottom opening of the flow guide interlayer 35 is positioned above the second material containing plate 6;
as shown in fig. 4, a first batch of material with better conductivity, such as metal, etc., thrown off from the arc plate 13 of the first conductive cylinder 1 may fall into the second channel 32, and a part of the thrown material may fall back to the opposite inner side due to a short radial displacement distance along the first conductive cylinder 1 caused by a relatively low initial velocity, and is buffered and guided by a buffer plate 33 arranged to prevent the material from bouncing too high at the bottom, so as to reduce the impact force of the vertical falling, prevent the material from bouncing and flying out caused by an excessive impact force directly impacting on the material guide plate 34, and fall to the opposite outer side of the second channel 32 caused by a relatively high radial relative displacement velocity, so that the material is intercepted by the inner wall of the second channel 32 even if bouncing;
the diversion interlayer 35 plays a guiding role, and the mixed plastics or the purified plastics falling from the first channel 31 slide to the top surface of the second material containing plate 6 on the second conductive cylinder 4 below along the diversion interlayer 35 and are directly separated from the mixed materials or the purified materials in the second channel 32.
The gear mechanism 9 comprises a gear 91 and a gear ring 92, the gear 91 is fixedly connected with an output shaft of the second motor 8, the gear ring 92 is fixedly arranged on the inner wall of the second conductive cylinder 4, and the gear 91 is meshed with the gear ring 92;
the second motor 8 drives the gear 91 and the gear ring 92 to rotate to control the rotation of the second conductive cylinder 4, the second motor 8 directly participates in the control of the rotation speed of the second conductive cylinder 4, and if multiple layers of second conductive cylinders 4 are arranged, the rotation speed of each layer of second conductive cylinder 4 is also controlled to rotate by the independent second motor 8, so that different rotation speeds can be provided for each layer of second conductive cylinder 4 to achieve corresponding purification and purification conditions.
The multi-stage screening mechanism consisting of the shunt mechanism 3, the second conductive cylinder 4, the second motor 8 and the gear mechanism 9 is provided with one or more layers;
the first conductive cylinder 1 is used as a first-stage screening and purifying mechanism, mixed waste plastics possibly still contain some sundries which are not completely screened after passing through the first conductive cylinder 1, further purification can be completed through downward multistage screening, or different rotating speeds are set through a plurality of layers of second conductive cylinders 4 to sort out different types of plastics or other materials, the different conductivities of the different types of plastics are different from the attractive force between the second conductive cylinders 4, the plurality of layers of second conductive cylinders 4 are set to rotate at different rotating speeds, and the rotating speeds can be sequentially increased from top to bottom, so that the plastics are sequentially discharged from small to small according to the attractive force, and the purification and separation of the various plastics are achieved.
The working principle and the using process are as follows:
mixed waste plastics are put in, the mixed waste plastics are scattered on the first material containing plate 5 to the periphery through the rotation of the first material containing plate 5, then the mixed waste plastics enter a mixing mechanism and slide down along the chute 12, the mixed waste plastics are different in electrostatic attraction according to the strength of conductivity, the baffle ring 2 is provided with static electricity, so that the plastic is relatively tightly attracted, and metal is hardly attracted, so that the material with better conductivity is thrown out under the influence of centrifugal tendency, the plastic with poorer conductivity is stuck to the inclined surface of the chute 12 to slide down, and finally the shunting mechanism 3 is used for sorting, and the two types of materials are shunted to different collecting positions or are sorted for the second time;
as can be seen from fig. 4, the material guiding plate 34 is in a left-high-right-low shape, the material guiding plate 34 in an inclined plane functions to slide down along the inclined plane of the material guiding plate 34 by utilizing the gravity of the material itself until reaching the material outlet 36 to be discharged concentratedly, the second channel 32 receives the sorted material thrown off from the arc plate 13, so that the material flies relatively far at a relatively fast speed, the width of the material is increased to support the material, the relatively purified plastic falling down from the first channel 31 cannot be discharged at a high initial speed after sliding down along the chute 12 because of its own attraction force, and the material falls naturally, so the material can be collected by using the first channel 31 in a flow guiding manner.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A high-voltage electrostatic separator for treating mixed waste plastics and purifying is characterized in that: the device comprises a first conductive cylinder (1) and a second conductive cylinder (4) which are sequentially arranged up and down, wherein the tops of the first conductive cylinder (1) and the second conductive cylinder (4) are fixedly provided with a baffle ring (2), the tops of the first conductive cylinder (1) and the second conductive cylinder (4) are respectively and fixedly provided with a first material containing plate (5) and a second material containing plate (6), the inner side of the second conductive cylinder (4) is provided with a support (10), the support (10) is provided with a first motor (7) and a second motor (8), an output shaft of the first motor (7) is connected with the first material containing plate (5) to drive the first conductive cylinder (1) to rotate, the second motor (8) drives the second conductive cylinder (4) to rotate through a gear mechanism (9), and the bottoms of the first conductive cylinder (1) and the second conductive cylinder (4) are respectively provided with a shunt mechanism (3);
the peripheral array of first electrically conductive section of thick bamboo (1) is provided with the mechanism that selects thoughtlessly that a plurality of groups comprise baffle (11), spout (12) and arc board (13), baffle (11) and arc board (13) set up the left and right sides in spout (12) respectively.
2. The high-voltage electrostatic separator for processing mixed waste plastic and purifying as claimed in claim 1, wherein: the baffle (11) extends outwards, the eye-catching direction of the baffle is perpendicular to the tangent line of the joint of the baffle and the first conductive cylinder (1), the cross section of the sliding groove (12) is a slope, and the arc plate (13) is an inwards concave arc surface and the butt joint of the other sliding grooves (12) is subjected to arc transition treatment.
3. The high-voltage electrostatic separator for processing mixed waste plastic and purifying as claimed in claim 1, wherein: the inner side of the baffle ring (2) is provided with a hollow groove, and the hollow groove is butted with the top opening of the sliding groove (12) to form a feed opening with uniform width.
4. The high-voltage electrostatic separator for processing mixed waste plastic and purifying as claimed in claim 1, wherein: the inboard first passageway (31) and second passageway (32) of including of reposition of redundant personnel mechanism (3), first passageway (31) are located the relative inboard of second passageway (32) and width and are less than second passageway (32), the top of first passageway (31) aligns with the bottom opening of spout (12), the bottom of first passageway (31) with to having water conservancy diversion intermediate layer (35) to the butt joint.
5. The high-voltage electrostatic separator for processing mixed waste plastic and purifying as claimed in claim 4, wherein: the material guide plate (34) is installed on the inner side of the second channel (32), the material guide plate (34) is a circular ring-shaped plate inclined downwards, the lowest inclined position of the material guide plate (34) is in butt joint with an opening formed in the outer side of the second channel (32), and a buffer plate (33) is fixedly installed at the top of the inner side of the second channel (32).
6. The high-voltage electrostatic separator for processing mixed waste plastic and purifying as claimed in claim 5, wherein: the surface of the buffer plate (33) is an inclined surface inclining downwards, and an opening at the bottom of the flow guide interlayer (35) is positioned above the second material containing plate (6).
7. The high-voltage electrostatic separator for processing mixed waste plastic and purifying as claimed in claim 1, wherein: the gear mechanism (9) comprises a gear (91) and a gear ring (92), the gear (91) is fixedly connected with an output shaft of the second motor (8), the gear ring (92) is fixedly installed on the inner wall of the second conductive cylinder (4), and the gear (91) is meshed with the gear ring (92).
8. The high-voltage electrostatic separator for processing mixed waste plastic and purifying as claimed in claim 1, wherein: the multistage screening mechanism composed of the shunt mechanism (3), the second conductive cylinder (4), the second motor (8) and the gear mechanism (9) is provided with one or more layers.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211041503.4A CN115464807B (en) | 2022-08-29 | 2022-08-29 | High-voltage electrostatic separator for purifying mixed waste plastics |
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| CN202211041503.4A CN115464807B (en) | 2022-08-29 | 2022-08-29 | High-voltage electrostatic separator for purifying mixed waste plastics |
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| CN115464807A true CN115464807A (en) | 2022-12-13 |
| CN115464807B CN115464807B (en) | 2023-12-12 |
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| KR20210093026A (en) * | 2020-01-17 | 2021-07-27 | 강현 | Electrostatic Separation Apparatus for Recycling Pallets of Waste Plastics |
| CN216099891U (en) * | 2021-10-20 | 2022-03-22 | 昆明理工大学 | Plastic particle friction charge high-voltage electrostatic separation equipment |
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