CN219600088U - Plastic-coated powder production system - Google Patents
Plastic-coated powder production system Download PDFInfo
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- CN219600088U CN219600088U CN202320452887.2U CN202320452887U CN219600088U CN 219600088 U CN219600088 U CN 219600088U CN 202320452887 U CN202320452887 U CN 202320452887U CN 219600088 U CN219600088 U CN 219600088U
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model discloses a plastic-coated powder production system, which relates to the technical field of powder equipment, solves the problems of high powder cooling cost and low efficiency in the existing plastic-coated powder production, improves the cooling efficiency and reduces the use cost, and the specific scheme is as follows: the powder collecting device comprises a powder mill vibrating screen, a cyclone collector, an induced draft fan and a bag-type dust collector, wherein the powder mill vibrating screen is connected with the cyclone collector through a cooling stirrer and a conveying cooling pipeline in sequence, the cooling stirrer and the conveying cooling pipeline are of water-cooling structures, and the cyclone collector is connected with the bag-type dust collector through the induced draft fan to drain and recycle powder.
Description
Technical Field
The utility model relates to the technical field of powder equipment, in particular to a plastic-coated powder production system.
Background
The traditional grinding process of thermoplastic polyethylene plastic-coated powder is to grind the particles into powder by a grinding disc of equipment through a feeding system, screen the powder by a vibrating screen and package the powder.
The inventor finds that the temperature of the granular materials is increased by friction in the grinding process of the pulverizer under the action of the grinding disc, especially the temperature increase in the grinding process of high-frequency processed or high-toughness products is serious, the prepared powder is packaged without cooling, so that the agglomeration under the action of high temperature of the powder and even aging reaction can cause influence on the quality of the products, at present, the powder cooling mainly starts from the pulverizer, for example, the pulverizer is changed into a water-cooled pulverizer (publication No. CN 106362854A), and on one hand, the problems of high equipment transformation input cost, difficult transformation and the like exist; on the other hand, a large amount of heat can be generated in the grinding process, the cooling effect of water cooling in the grinding process is limited, and the temperature of the finished product after discharging can be very high.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide a plastic-coated powder production system, so that a vibrating screen of a pulverizer is connected with a cyclone collector sequentially through a cooling stirrer and a conveying cooling pipeline, the cooling stirrer and the conveying cooling pipeline are of water-cooling structures, the existing pulverizing device and the like are not required to be modified, the modification cost is greatly reduced, the cooling effect of powder is ensured by multistage cooling, and the problems of high powder cooling cost and low efficiency in the existing plastic-coated powder production are solved.
In order to achieve the above object, the present utility model is realized by the following technical scheme:
the embodiment of the utility model provides a plastic-coated powder production system which comprises a pulverizer vibrating screen, a cyclone collector, a draught fan and a bag-type dust collector, wherein the pulverizer vibrating screen is connected with the cyclone collector through a cooling stirrer and a conveying cooling pipeline in sequence, the cooling stirrer and the conveying cooling pipeline are both in water-cooling structures, and the cyclone collector is connected with the bag-type dust collector through the draught fan to drain and recycle powder.
As a further implementation mode, the cooling stirrer is positioned right below the vibrating screen of the pulverizer, and is communicated with a vibrating screen discharge port on the vibrating screen of the pulverizer through a pipeline.
As a further implementation mode, the bottom of the cyclone collector is a finished product discharge hole, and the top of the cyclone collector is connected with the induced draft fan through a pipeline.
As a further implementation mode, the cooling stirrer consists of a box body, a stirring shaft vertically installed in the box body, stirring blades fixedly installed on the stirring shaft and a servo motor fixedly installed at the top of the box body, wherein the servo motor is connected with the stirring shaft, the box body is of a hollow structure, and a water inlet and a water outlet are formed in the box body.
As a further implementation mode, the water inlet on the box body is positioned below the water outlet of the box body, and the water inlet and the water outlet are oppositely arranged on two sides of the box body.
As a further implementation mode, the top of the box body is provided with a box cover, and the servo motor is fixedly arranged on the box cover.
As a further implementation mode, the stirring blades are provided with a plurality of stirring blades, and the stirring blades are uniformly and fixedly arranged on the stirring shaft along the circumferential direction and the axial direction of the stirring shaft.
As a further implementation mode, the conveying cooling pipeline is composed of a first pipeline horizontally arranged and a second pipeline obliquely arranged, the first pipeline is communicated with the second pipeline, the first pipeline and the second pipeline are of a water-cooled pipeline structure, the feeding end of the first pipeline is connected with a cooling stirrer, and the discharging end of the second pipeline is connected with a cyclone collector.
As a further implementation mode, the first pipeline and the second pipeline are respectively provided with a water inlet and a water outlet, the water inlet of the first pipeline is positioned at the discharge end of the first pipeline, and the water outlet of the first pipeline is positioned at the feed end of the first pipeline; the water inlet on the second pipeline is positioned at the feeding end of the second pipeline, and the water outlet on the second pipeline is positioned at the discharging end of the second pipeline.
As a further implementation, the discharge end of the conveying and cooling pipeline is connected with the cyclone collector and is close to the top of the cyclone feeder.
The beneficial effects of the utility model are as follows:
1) According to the utility model, the vibrating screen of the pulverizer is connected with the cyclone collector sequentially through the cooling stirrer and the conveying cooling pipeline, the cooling stirrer and the conveying cooling pipeline are both in a water-cooling structure, the existing pulverizing device and the like are not required to be modified, the modification cost is greatly reduced, and the cooling effect of powder is ensured by multistage cooling.
2) The cooling stirrer is of a water-cooling structure, the water inlet of the cooling stirrer is positioned below the water outlet, and the stirring shaft and the stirring blade structure are arranged in the cooling stirrer, so that the cooling efficiency of powder in the cooling stirrer is greatly ensured.
3) The conveying water-cooling pipeline is of a water-cooling structure, and is matched with the use of the induced draft fan, so that cold air can be used for cooling powder in the drainage process, and the cooling effect of the powder is effectively improved by matching multiple cooling modes.
4) The water inlet on the first pipeline is positioned at the discharge end of the first pipeline, and the water outlet on the first pipeline is positioned at the feed end of the first pipeline; the water inlet on the second pipeline is located its feed end, and the outlet on the second pipeline is located its discharge end, has guaranteed the heat transfer effect of powder in every section pipeline greatly, has avoided the waste of resource, has reduced use cost.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.
FIG. 1 is a schematic diagram of the overall structure of a plastic-coated powder production system in accordance with one or more embodiments of the present utility model;
in the figure: the mutual spacing or size is exaggerated for showing the positions of all parts, and the schematic drawings are used only for illustration;
wherein, 1, cooling the stirrer; 2. conveying a cooling pipeline; 3. a cyclone collector; 4. an induced draft fan; 5. a bag-type dust collector; 6. a vibrating screen of the pulverizer; 7. a water inlet; 8. a water outlet; 9. a discharge hole of the vibrating screen; 10. and a finished product discharge hole.
Detailed Description
It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the utility model. 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 utility model belongs.
As described in the background art, the existing powder cooling mainly starts from a pulverizer, for example, the pulverizer is changed into a water-cooled pulverizer, and on one hand, the problems of high equipment modification input cost, difficult modification and the like exist; on the other hand, because the grinding process can generate a large amount of heat, the cooling effect of water cooling in the grinding process is limited, and the temperature of the finished product after discharging can be very high, the utility model provides a plastic-coated powder production system for solving the problems.
Example 1
In an exemplary embodiment of the present utility model, as shown in fig. 1, a plastic-coated powder production system is provided, which comprises a cooling mixer 1, a conveying and cooling pipeline 2, a cyclone collector 3, an induced draft fan 4 and a bag-type dust collector 5.
Wherein, cooling mixer 1 is located milling machine shale shaker 6 under, and the powder after the screening outwards discharges from shale shaker discharge gate 9, and the exhaust powder falls into cooling mixer 1, and cooling mixer 1's inside and outside wall is water-cooling structure, takes away the partial heat of powder in order to cool just through the stirring.
The cooling mixer 1 is connected with the cyclone collector 3 through the conveying cooling pipeline 2, powder after primary cooling in the cooling mixer 1 is conveyed into the cyclone collector 3 through the conveying cooling pipeline 2, the conveying cooling pipeline 2 is of a water cooling pipe structure, and final cooling of the powder is achieved in the flowing process in the conveying cooling pipeline 2.
The bottom of the cyclone collector 3 is a finished product discharge port 10 for discharging qualified powder, the top of the cyclone collector 3 is connected with a draught fan 4 through a pipeline, the draught fan 4 is also connected with a bag dust collector 5 through a pipeline, and therefore powder in the conveying and cooling pipeline 2 can flow in the conveying and cooling pipeline 2 and flow into the cyclone collector 3 under the action of the draught fan 4.
Because the flowing air flow is generated in the conveying and cooling pipeline 2 due to the action of the induced draft fan 4, the cooling of the powder can be assisted by using cold air, and the cooling efficiency of the powder in the conveying and cooling pipeline 2 is greatly improved.
The discharge end of the conveying cooling pipeline 2 is connected with the cyclone collector 3 and is close to the top of the cyclone feeder 3, so that powder freely falls under the action of gravity, the powder can be subjected to the combined action of the induced draft fan 4 and the cyclone collector 3 in the falling process, fine powder with the size smaller than the requirement (i.e. unqualified) is introduced into the bag-type dust collector 5 for recovery, the powder with the size meeting the requirement (i.e. qualified) is discharged from a finished product discharge port 10 at the bottom of the cyclone collector 3 and then is packaged, and in the whole process, the powder can be cooled to a normal temperature state after being ground through primary cooling and final cooling.
It can be understood that the cyclone collector 3, the induced draft fan 4, the bag-type dust collector 5 and the pulverizer vibrating screen 6 in this embodiment are all existing structures, and the specific structural form and the working principle thereof are not described in detail herein.
As shown in fig. 1, the cooling mixer 1 is located under the vibrating screen 6 of the pulverizer, and the cooling mixer 1 is communicated with a vibrating screen discharge port 9 on the vibrating screen 6 of the pulverizer through a pipeline and is used for receiving high-temperature powder discharged outwards from the vibrating screen discharge port 9.
The cooling mixer 1 comprises box, servo motor, (mixing) shaft, stirring vane, and the box is hollow structure, and the box wall divide into inside and outside two-layer promptly, has the space that is used for holding the water between the inlayer of box wall and the skin, has seted up water inlet 7 and outlet 8 on the skin of box wall, and water inlet 7 on the box is located the below of outlet 8 and water inlet 7 and outlet 8 set up in the both sides of box relatively to be used for continuously supplying into the cooling water in the inside box wall.
The top of box is equipped with the case lid, and servo motor fixed mounting is covered at the case, and the (mixing) shaft is located the box, and the (mixing) shaft vertical setting is connected with servo motor, and servo motor can drive the (mixing) shaft rotation in order to stir the powder in the box.
The stirring vane is equipped with a plurality of, and a plurality of stirring vane are along the even fixed mounting of ring direction and axial of (mixing) shaft on the (mixing) shaft to be used for increasing the area of contact of (mixing) shaft and the interior powder of box, improve its stirring ability, guarantee the homogeneity of stirring.
The conveying and cooling pipeline 2 is of a water-cooling pipe structure and is divided into two sections, wherein one section of pipeline is horizontally arranged and is used for being connected with a discharge hole at the bottom of the cooling mixer 1, and the other section of pipeline is obliquely arranged and is used for being connected with the cyclone collector 3.
For convenience of explanation, the pipeline that sets up in this embodiment with the level is as first pipeline, and the pipeline that sets up in the slope is as the second pipeline, and wherein, the one end of first pipeline is connected with the bottom discharge gate of cooling mixer 1, and the other end communicates with the second pipeline, and the one end that the second pipeline kept away from first pipeline is connected with cyclone collector 3.
The first pipeline and the second pipeline are both water-cooled pipe structures, namely, the first pipeline and the second pipeline are both composed of an inner pipe and an outer pipe which are coaxially arranged, a space for accommodating water is reserved between the inner pipe and the outer pipe, a water inlet 7 is formed in one end of the outer pipe, and a water outlet 8 is formed in the other end of the outer pipe.
Specifically, the water inlet 7 is located near one end (the discharge end of the first pipeline) of the second pipeline on the outer pipe of the first pipeline, and the water outlet 8 is located near one end (the feed end of the first pipeline) of the cooling mixer 1, so that the water flow direction on the first pipeline is opposite to the powder flow direction in the first pipeline (convection), the contact time of the water body just entering the first pipeline and the powder is increased in the water body circulation process, the heat exchange time is further increased, and the heat exchange effect is greatly improved.
The water inlet 7 on the outer pipe of the second pipeline is positioned at one end (the feeding end of the second pipeline) close to the first pipeline, and the water outlet 8 is positioned at one end (the discharging end of the second pipeline) close to the cyclone collector 3, so that the water flow direction on the second pipeline is the same as the powder flow direction in the second pipeline.
Because the second pipeline is obliquely arranged (obliquely upwards arranged), the discharge end of the second pipeline is higher than the feed end of the second pipeline, when the arrangement position of the water inlet 7 on the second pipeline is the same as that of the first pipeline (namely, the water on the second pipeline is arranged at the discharge end), the flow of the water body on the second pipeline can be accelerated under the influence of gravity, so that the waste of cooling water is caused, the water body is inconvenient to control to uniformly spread on the pipe body of the second pipeline, and the heat exchange efficiency cannot be ensured;
when the water inlet 7 on the second pipeline, the water outlet 8 are arranged at the position, as in the embodiment, of the water inlet 7 at the feeding end and the water outlet 8 at the discharging end of the second pipeline, the flowing speed of the water body can be effectively reduced, the water body can be ensured to uniformly spread over the pipe body of the second pipeline, meanwhile, the flow speed of the powder in the second pipeline can be reduced due to the influence of gravity, and the heat exchange efficiency of the water body and the powder is effectively ensured.
The specific working principle is as follows:
polyethylene powder flows into the cooling mixer 1 through the vibrating screen 6 after being screened by the pulverizer vibrating screen, the inner wall and the outer wall of the cooling mixer 1 are of water-cooling structures, water-cooling operation is carried out, powder is carried away by the stirring process of the cooling mixer 1 and is primarily cooled, powder is discharged to the conveying cooling pipeline 2 through the discharging port at the lower part of the cooling mixer 1 after primary cooling, the conveying cooling pipeline 2 is of a water-cooling structure, the powder flows into the conveying cooling pipeline 2 and is acted by the induced draught fan 4, the powder is finally cooled in the flowing process in the conveying cooling pipeline 2, unqualified powder is introduced into the bag dust collector 5 for recovery through the action of the cyclone collector 3, the qualified powder is discharged from the finished product discharging port 10 for subsequent packaging operation, and the powder can realize the normal temperature state of the powder after grinding through the primary cooling and final cooling process.
The powder production system of this embodiment need not to reform transform the device that current milling system contained, has reduced the transformation cost, only need set up between milling machine shale shaker 6 and whirlwind collector 3 cooling mixer 1 and carry cooling line 2 can, the suitability is strong, be convenient for arrange, when reducing use cost, still improved heat exchange efficiency and effect greatly.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The utility model provides a plastic-coated powder production system, its characterized in that includes milling machine shale shaker, whirlwind collector, draught fan and sack cleaner, the milling machine shale shaker loops through cooling mixer, conveying cooling pipeline and is connected with the whirlwind collector, cooling mixer, conveying cooling pipeline are water-cooling structure, the whirlwind collector passes through the draught fan and is connected with the sack cleaner in order to drain, retrieve powder.
2. The plastic-coated powder production system of claim 1, wherein the cooling agitator is located directly below the vibrating screen of the pulverizer, and the cooling agitator is in communication with a vibrating screen discharge port on the vibrating screen of the pulverizer through a pipeline.
3. The plastic-coated powder production system according to claim 1, wherein the bottom of the cyclone collector is a finished product discharge port, and the top of the cyclone collector is connected with the induced draft fan through a pipeline.
4. The plastic-coated powder production system according to claim 1, wherein the cooling stirrer comprises a box body, a stirring shaft vertically arranged in the box body, stirring blades fixedly arranged on the stirring shaft, and a servo motor fixedly arranged at the top of the box body, the servo motor is connected with the stirring shaft, the box body is of a hollow structure, and a water inlet and a water outlet are formed in the box body.
5. The plastic-coated powder production system according to claim 4, wherein the water inlet on the box body is positioned below the water outlet of the box body, and the water inlet and the water outlet are oppositely arranged at two sides of the box body.
6. The plastic-coated powder production system of claim 4, wherein the top of the box body is provided with a box cover, and the servo motor is fixedly arranged on the box cover.
7. The plastic-coated powder production system according to claim 4, wherein the stirring blades are uniformly and fixedly arranged on the stirring shaft along the circumferential direction and the axial direction of the stirring shaft.
8. The plastic-coated powder production system according to claim 1, wherein the conveying and cooling pipeline is composed of a first pipeline horizontally arranged and a second pipeline obliquely arranged, the first pipeline is communicated with the second pipeline, the first pipeline and the second pipeline are of water-cooled pipeline structures, a feeding end of the first pipeline is connected with the cooling stirrer, and a discharging end of the second pipeline is connected with the cyclone collector.
9. The plastic-coated powder production system according to claim 8, wherein the first pipeline and the second pipeline are respectively provided with a water inlet and a water outlet, the water inlet on the first pipeline is positioned at the discharge end of the first pipeline, and the water outlet on the first pipeline is positioned at the feed end of the first pipeline; the water inlet on the second pipeline is positioned at the feeding end of the second pipeline, and the water outlet on the second pipeline is positioned at the discharging end of the second pipeline.
10. A plastics-coated powder production system according to claim 1, wherein the discharge end of the delivery cooling conduit is connected to and adjacent to the top of the cyclone collector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320452887.2U CN219600088U (en) | 2023-03-06 | 2023-03-06 | Plastic-coated powder production system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320452887.2U CN219600088U (en) | 2023-03-06 | 2023-03-06 | Plastic-coated powder production system |
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| Publication Number | Publication Date |
|---|---|
| CN219600088U true CN219600088U (en) | 2023-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320452887.2U Active CN219600088U (en) | 2023-03-06 | 2023-03-06 | Plastic-coated powder production system |
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| CN (1) | CN219600088U (en) |
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- 2023-03-06 CN CN202320452887.2U patent/CN219600088U/en active Active
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