CN102268279A - Screw type plastic particle melting device - Google Patents
Screw type plastic particle melting device Download PDFInfo
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- CN102268279A CN102268279A CN2010101944074A CN201010194407A CN102268279A CN 102268279 A CN102268279 A CN 102268279A CN 2010101944074 A CN2010101944074 A CN 2010101944074A CN 201010194407 A CN201010194407 A CN 201010194407A CN 102268279 A CN102268279 A CN 102268279A
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- container
- temperature resistant
- resistant container
- screw feeding
- feed
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Abstract
The invention discloses a screw type plastic particle melting device and relates to the technical field of plastic processing. The screw type plastic particle melting device solves the technical problems of energy consumption reduction and preheating time shortening. The screw type plastic particle melting device comprises a high-temperature resistant container, a heating pipe and a linear screw feeding rod. The high-temperature resistant container is an accumbent cylindrical shell arranged in a left-right direction, wherein the left end of the high-temperature resistant container is closed by an end cover plate; the right end of the high-temperature resistant container is closed by an end cover plate; a feed inlet communicated with an inner cavity of the high-temperature resistant container is arranged at the upper left end of the cylinder wall of the high-temperature resistant container; and a feed outlet communicated with the inner cavity of the high-temperature resistant container is arranged at the lower right end of the cylinder wall of the high-temperature resistant container. The linear screw feeding rod is inserted coaxially in the inner cavity of the high-temperature resistant container, wherein two ends of the linear screw feeding rod rotate respectively the end cover plates connected with the two ends of the high-temperature resistant container and the surface of the linear screw feeding rod is provided with a spiral sheet. The heating pipe is inserted coaxially in the linear screw feeding rod, wherein two ends of the heating pipe extend respectively from the two ends of the linear screw feeding rod. The high-temperature resistant container is divided into three zones orderly comprising a preheating zone, a heating zone and a melting zone, wherein the outer wall of the melting zone is surrounded with a heating ring. The screw type plastic particle melting device has the advantages of low energy consumption and short preheating time.
Description
Technical field
The present invention relates to the technology of plastic working, particularly relate to a kind of technology of spiral plastic grain melting appartus.
Background technology
Bring the generally use of plastics along with the development of plastics industry; a large amount of plastic refuses have been produced simultaneously; bring huge burden to environment, the recycling of plastic refuse is subjected to the attention of various countries day by day as the measure of a save energy, protection environment.
Waste plastics recycling vapour (bavin) oil tech is a kind of technology of refining vapour (bavin) oil from plastic waste, and this technology is refined vapour (bavin) oil by fragmentation pattern then earlier with plastic waste particles fuse pulp from plastic waste.Existing plastic grain melting appartus is with plastic waste particles fuse pulp the time, all the plastic waste particle is placed in the high-temperature resistant container, then integral container is heated, plastic grain in the container is melted together, this mode all requires to reach molten plastic particulate temperature to each regional Heating temperature in the container, therefore energy consumption is very big, and warm up time is also longer.
Summary of the invention
At the defective that exists in the above-mentioned prior art, it is low that technical problem to be solved by this invention provides a kind of energy consumption, and the spiral plastic grain melting appartus of lacking warm up time.
In order to solve the problems of the technologies described above, a kind of spiral plastic grain melting appartus provided by the present invention comprises resistant to elevated temperatures container and heating tube, it is characterized in that: also comprise a linear screw feeding bar;
Described container is about one to the horizontal cylindrical shell, the radial section of its inner chamber is rounded, each seals its two ends, left and right sides with an end casing, and the barrel of its left upper end is provided with the opening for feed of its inner chamber of connection, and the barrel of its bottom righthand side is provided with the discharge port of its inner chamber of connection;
Described screw feeding bar is coaxial to be inserted in the container intracavity, be rotationally connected the respectively end casing at container two ends of its two ends, its pole face is provided with flight, the pitch of described flight is 150mm ± 5mm, spacing between its outer and the container inner wall is 0.5mm ± 0.3mm, its spiral starting point is positioned at the left side of container opening for feed or flushes with the left margin of container opening for feed, and its spiral terminal point is positioned at the right side of container discharge port or flushes with the edge, the right of container discharge port;
Described heating tube is coaxial to be inserted in the body of rod of screw feeding bar, and the two ends of screw feeding bar are stretched out at its two ends respectively;
Described container is divided into three subregions along its axis, respectively is preheating zone, heating zone, melting area, and the axial length of its melting area is less than the axial length of preheating zone and the axial length sum of heating zone, and is arranged with one group of heating collar on the outer wall of melting area.
Further, the inwall of described container is with one deck thermal insulation layer.
Further, the top of described container opening for feed is provided with a up big and down small hopper, the upper end open of described hopper, lower end connection container opening for feed.
Further, three subregions of described container respectively are provided with a temperature probe, and the measuring junction of each temperature probe stretches in the inner chamber of container.
Spiral plastic grain melting appartus provided by the invention, container is divided into the preheating zone from left to right, the heating zone, the melting area, on the outer wall of melting area, be provided with heating collar, utilize the rotation of flight that plastic grain is pushed from left to right during work, make plastic grain finish preheating through the preheating zone successively in the moving process from left to right, finish heating through the heating zone, enter then and discharge after the melting area is fused into pulpous state, therefore only need make the temperature of melting area reach molten plastic particulate temperature, and the temperature of preheating zone and heating zone need not to reach molten plastic particulate temperature, its energy consumption is lower, and only the plastic grain of preheating zone is carried out preheating, so its warm up time is also shorter.
Description of drawings
Fig. 1 is the structural representation of the spiral plastic grain melting appartus of the embodiment of the invention.
Embodiment
Below in conjunction with description of drawings embodiments of the invention are described in further detail, but present embodiment is not limited to the present invention, every employing analog structure of the present invention and similar variation thereof all should be listed protection scope of the present invention in.
As shown in Figure 1, a kind of spiral plastic grain melting appartus that the embodiment of the invention provided comprises resistant to elevated temperatures container 1 and heating tube 2, it is characterized in that: also comprise a linear screw feeding bar 3;
Described container 1 is about one to the horizontal cylindrical shell, the radial section of its inner chamber is rounded, each seals its two ends, left and right sides with an end casing, and the barrel of its left upper end is provided with the opening for feed 11 of its inner chamber of connection, and the barrel of its bottom righthand side is provided with the discharge port 12 of its inner chamber of connection;
Described screw feeding bar 3 coaxial being inserted in the container intracavity, be rotationally connected the respectively end casing at container 1 two ends of its two ends, its pole face is provided with flight 4, the pitch of described flight 4 is 150mm ± 5mm, spacing between its outer and the container inner wall is 0.5mm ± 0.3mm, its spiral starting point is positioned at the left side of container opening for feed 11 or flushes with the left margin of container opening for feed 11, and its spiral terminal point is positioned at the right side of container discharge port 12 or flushes with the edge, the right of container discharge port 12;
Described heating tube 2 is coaxial to be inserted in the body of rod of screw feeding bar 3, and the two ends of screw feeding bar 3 are stretched out at its two ends respectively;
Described container 1 is divided into three subregions along its axis, respectively be preheating zone, heating zone, melting area, the axial length of its melting area is less than the axial length of preheating zone and the axial length sum of heating zone, and is arranged with one group of heating collar 5 on the outer wall of melting area;
In the embodiment of the invention, the inwall of described container 1 is with one deck thermal insulation layer;
In the embodiment of the invention, the top of described container opening for feed 11 is provided with a up big and down small hopper 6, the upper end open of described hopper 6, lower end connection container opening for feed 11;
In the embodiment of the invention, three subregions of described container 1 respectively are provided with a temperature probe 7, and the measuring junction of each temperature probe 7 stretches in the inner chamber of container 1.
In the embodiment of the invention, described heating tube 2 is that two ends are the globars of cold-zone.
The molten plastic particulate workflow of the embodiment of the invention is as follows:
Heating collar by heating tube and melting area outer wall heats container earlier, and by each each sectional temperature of sectional temperature probe measuring vessel of container;
When each sectional temperature of container reaches design temperature, pour plastic grain into hopper, make plastic grain enter the left end of container intracavity, make the uniform rotation of screw feeding bar simultaneously, flight on the screw feeding bar is uniform rotation thereupon also, and when rotating, plastic grain is pushed to the right, plastic grain is finished warm from the right-hand member that the preheating zone left end moves to the preheating zone under the propelling movement of flight, enter the left end of heating zone again, and the right-hand member that moves to the heating zone from the heating zone left end under the propelling movement of flight is finished heat-processed, and then enter the left end of melting area, and under the propelling movement of flight, move to the right-hand member of melting area from the melting area left end, because the outer wall of melting area is provided with heating collar, therefore the temperature of melting area is greater than two sectional temperature in addition, pass through preheating successively, the plastic grain of heating is molten into pulpous state gradually in the process thing that moves to right-hand member from the melting area left end, and discharges from the container discharge port after moving to the melting area right-hand member;
Plastic grain is continued at the uniform velocity the hopper of pouring into, can make the discharge port of container continue to discharge the high temperature plastics slurry, thereby provide the high temperature plastics slurry continuously for next procedure.
Claims (4)
1. a spiral plastic grain melting appartus comprises resistant to elevated temperatures container and heating tube, it is characterized in that: also comprise a linear screw feeding bar;
Described container is about one to the horizontal cylindrical shell, the radial section of its inner chamber is rounded, each seals its two ends, left and right sides with an end casing, and the barrel of its left upper end is provided with the opening for feed of its inner chamber of connection, and the barrel of its bottom righthand side is provided with the discharge port of its inner chamber of connection;
Described screw feeding bar is coaxial to be inserted in the container intracavity, be rotationally connected the respectively end casing at container two ends of its two ends, its pole face is provided with flight, the pitch of described flight is 150mm ± 5mm, spacing between its outer and the container inner wall is 0.5mm ± 0.3mm, its spiral starting point is positioned at the left side of container opening for feed or flushes with the left margin of container opening for feed, and its spiral terminal point is positioned at the right side of container discharge port or flushes with the edge, the right of container discharge port;
Described heating tube is coaxial to be inserted in the body of rod of screw feeding bar, and the two ends of screw feeding bar are stretched out at its two ends respectively;
Described container is divided into three subregions along its axis, respectively is preheating zone, heating zone, melting area, and the axial length of its melting area is less than the axial length of preheating zone and the axial length sum of heating zone, and is arranged with one group of heating collar on the outer wall of melting area.
2. device according to claim 1 is characterized in that: the inwall of described container is with one deck thermal insulation layer.
3. device according to claim 1 is characterized in that: the top of described container opening for feed is provided with a up big and down small hopper, the upper end open of described hopper, lower end connection container opening for feed.
4. device according to claim 1 is characterized in that: three subregions of described container respectively are provided with a temperature probe, and the measuring junction of each temperature probe stretches in the inner chamber of container.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101944074A CN102268279A (en) | 2010-06-07 | 2010-06-07 | Screw type plastic particle melting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101944074A CN102268279A (en) | 2010-06-07 | 2010-06-07 | Screw type plastic particle melting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102268279A true CN102268279A (en) | 2011-12-07 |
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ID=45050745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101944074A Pending CN102268279A (en) | 2010-06-07 | 2010-06-07 | Screw type plastic particle melting device |
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| Country | Link |
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| CN (1) | CN102268279A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107732045A (en) * | 2017-11-28 | 2018-02-23 | 李厚兵 | A kind of hot melting equipment of battery cap production |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2231611Y (en) * | 1995-07-20 | 1996-07-24 | 北京京亚医疗器械有限公司 | Internal thermal-type heater for plastics machine |
| CN2391731Y (en) * | 1999-11-08 | 2000-08-16 | 李志刚 | Supplementary central heating pin for injection moulder |
| CN101469270A (en) * | 2007-12-27 | 2009-07-01 | 牛斌 | Industrial continuous plastic cracker |
| CN201704275U (en) * | 2010-06-07 | 2011-01-12 | 上海连能机电科技有限公司 | Spiral plastic particle melting device |
-
2010
- 2010-06-07 CN CN2010101944074A patent/CN102268279A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2231611Y (en) * | 1995-07-20 | 1996-07-24 | 北京京亚医疗器械有限公司 | Internal thermal-type heater for plastics machine |
| CN2391731Y (en) * | 1999-11-08 | 2000-08-16 | 李志刚 | Supplementary central heating pin for injection moulder |
| CN101469270A (en) * | 2007-12-27 | 2009-07-01 | 牛斌 | Industrial continuous plastic cracker |
| CN201704275U (en) * | 2010-06-07 | 2011-01-12 | 上海连能机电科技有限公司 | Spiral plastic particle melting device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107732045A (en) * | 2017-11-28 | 2018-02-23 | 李厚兵 | A kind of hot melting equipment of battery cap production |
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Application publication date: 20111207 |