CN206282154U - Dual-screw pelletizer temperature control system - Google Patents
Dual-screw pelletizer temperature control system Download PDFInfo
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- CN206282154U CN206282154U CN201621454693.2U CN201621454693U CN206282154U CN 206282154 U CN206282154 U CN 206282154U CN 201621454693 U CN201621454693 U CN 201621454693U CN 206282154 U CN206282154 U CN 206282154U
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- electric heating
- heating tube
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- temperature control
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Abstract
The utility model discloses a kind of dual-screw pelletizer temperature control system, electric heating tube is enclosed within the twin-screw being arranged side by side, including multiple end to end short cartridge heaters, and be connected together for short cartridge heater through the ring flange of two neighboring short cartridge heater end by bolt；Water-cooling circulating device includes input pipe and efferent duct parallel with electric heating tube and being located at electric heating tube both sides, input pipe is connected by being distributed the branched pipe of setting on body with the cooling water channel opened up in each short cartridge heater end flange disk, the cooling water channel is set around twin-screw, and delivery port is connected with efferent duct, the efferent duct is connected to water tank by return piping, and water tank is connected to input pipe by water pump.Each position on the whole twin-screw length direction of the utility model is heated evenly, and facilitates the assembly and disassembly of electric heating tube；Because cooling water channel is integrally formed with ring flange, cooling water directly and heating element contact, increased the speed of cooling, and do not influence the normal heating of electric heating tube.
Description
Technical field
The utility model is related to a kind of dual-screw pelletizer temperature control system, belongs to plastic particle production equipment.
Background technology
Dual-screw pelletizer is the key equipment for producing composite plastic particle, heated in injection raw material injection comminutor
By twin-screw extrusion into strips, then it is cut into tiny particle, as plastic pellet finished product.In process of production, it is necessary to profit
Keep the temperature of equipment workspace at 200-300 DEG C with electrical heating, but during one side electrical heating equipment regional temperature
It is uneven, often there is the situation of some regions hot-spot, on the other hand because electric heating temperature control is insensitive, often occur rising
Temperature have impact on final final product quality more than the situation of preset value.In order to prevent temperature too high, it may be considered that using in calandria
In lead to cooling medium mode be heater block cooling, but field test find using air cooling effect it is unobvious, and
During using water-cooled, because calandria is often in the condition of high temperature, the iron rust of generation blocks pipeline in easily entering cooling water, drop
Low cooling effect, and bring very big difficulty to safeguarding.
The content of the invention
For above-mentioned prior art exist problem, the purpose of this utility model be to provide one kind can ensure equipment each
Regional temperature is uniform, and is not in overheat, can realize the dual-screw pelletizer temperature control system that temperature is well controlled.
To achieve the above object, the technical solution adopted in the utility model is：A kind of dual-screw pelletizer temperature control system
System, including electric heating tube and Water-cooling circulating device, the electric heating tube are enclosed within the twin-screw for coordinating arrangement side by side, electric heating tube
Including multiple end to end short cartridge heaters, bolt passes through the ring flange of two neighboring short cartridge heater end, by each short cartridge heater
It is connected together；The Water-cooling circulating device includes input pipe parallel with electric heating tube and being located at electric heating tube both sides and output
Pipe, the input pipe is by being distributed the cooling water opened up in the branched pipe of setting and each short cartridge heater end flange disk on body
Road is connected, and the branched pipe is provided with valve, and the cooling water channel is set around twin-screw, and delivery port is connected with efferent duct,
The efferent duct is connected to tank top by return piping, and water tank bottom is connected to input pipe by water pump.
Further, iron rust adsorption element is provided with the water tank, the iron rust adsorption element includes parallel water bottom face
The magnet combination of water tank inner side waist is located at, the magnet combination includes the extremely opposed magnet of N, S.
Further, water pump is connected to the pipeline of input pipe and is provided with condenser.
Preferably, the cross sectional shape of electric heating tube is rectangle.
Preferably, the cooling water channel is the annular groove being embedded in ring flange, and plane where cooling water channel with it is short plus
The axis of hot cylinder is vertical.
Preferably, the magnet combination includes five pairs of group of magnets that are spaced and be arrangeding in parallel, and each pair group of magnets is included
Two pieces of magnet two ends all coordinate the mounting hole of embedded magnet holder, the magnet holder outer ring is generally annular, and outer ring
Cooperation is stuck on water tank waist inwall.
Preferably, the valve is magnetic valve.
The utility model electric heating tube is coated on twin-screw, each position on whole twin-screw length direction is heated
Uniformly, the design of the short cartridge heater of multistage is more convenient for the assembly and disassembly of electric heating tube；Cooling is needed when heating-up temperature is too high
When, be drawn to the water in water tank in input pipe by water pump operation, opens valve, and current are into opening up in ring flange through branched pipe
Cooling water channel in, current flow in cooling water channel, and flow out to efferent duct from delivery port, most flow back to water through return piping afterwards
In case, so circulation can be reached for the purpose of electric heating tube cooling.Because cooling water channel is integrally formed with ring flange, on the one hand
Easy to process, another aspect cooling water directly and heating element contact, increased the speed of cooling, and cooling water channel is arranged on method
In blue disk, the normal heating function of electric heating tube cylinder is not influenceed, it is ensured that the efficiency of heating surface it is reliable and stable, it is right integrally to realize
The good control of temperature, it is ensured that production is normally carried out.
Brief description of the drawings
Fig. 1 is vertical view state figure of the present utility model；
Fig. 2 be in Fig. 1 A-A to revolved sectional view；
Fig. 3 is the B direction views of Fig. 1；
In figure, 10. electric heating tube, 11. short cartridge heaters, 12. ring flanges, 13. bolts, 20. Water-cooling circulating devices, 21. is defeated
Enter to manage, 22. efferent ducts, 23. branched pipes, 24. valves, 25. cooling water channels, 26. delivery ports, 27. return pipings, 28. water tanks,
29. water pumps, 30. twin-screws, 40. iron rust adsorption elements, 41. magnet holders, 42. group of magnets, 43. mounting holes, 50. condensers.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
As illustrated, a kind of dual-screw pelletizer temperature control system, including electric heating tube 10 and Water-cooling circulating device 20,
The electric heating tube 10 is enclosed within the twin-screw 30 for coordinating arrangement side by side, and the electric heating tube 10 includes multiple end to end short
Be connected together for each short cartridge heater 11 through the ring flange 12 of two neighboring short cartridge heater end by cartridge heater 11, bolt 13；It is described
Water-cooling circulating device 20 includes input pipe 21 and efferent duct 22 parallel with electric heating tube 10 and being located at the both sides of electric heating tube 10, institute
State input pipe 21 by be distributed on body the end flange disk 12 of the branched pipe 23 of setting and each short cartridge heater 11 it is interior open up it is cold
But water channel 25 is connected, and the branched pipe 23 is provided with valve 24, and the cooling water channel 25 is set around twin-screw 30, and delivery port
26 are connected with efferent duct 22, and the efferent duct 22 is connected to the top of water tank 28 by return piping 27, and the bottom of water tank 28 passes through water
Pump 29 is connected to input pipe 21.
For twin-screw 30 is heated by being powered to electric heating tube 10 when using, the integral coating of electric heating tube 10 is in twin-screw 30
On, each position on the length direction of whole twin-screw 30 is heated evenly, the design of the short cartridge heater 11 of multistage is more convenient for
The assembly and disassembly of electric heating tube 30；When heating-up temperature is too high needs cooling, water pump 29 runs extracts the water in water tank 28 out
Into input pipe 21, valve 24 is opened, current are the current into the cooling water channel 25 opened up in ring flange 12 through branched pipe 23
Flowed in cooling water channel 25, and flow out to efferent duct 22 from delivery port 26, most afterwards through the reflow tank 28 of return piping 27 in, such as
This circulation can be reached for the purpose of the cooling of electric heating tube 10.Because cooling water channel 25 is integrally formed with ring flange 12, on the one hand
Easy to process, another aspect cooling water is directly contacted with electric heating tube 10, increased the speed of cooling, and cooling water channel 25 is set
In ring flange 12, the normal heating function of the cylinder of electric heating tube 10 is not influenceed, it is ensured that the stabilization of the efficiency of heating surface.
Electric heating tube 10 can be peeled off into cooling water channel 25 due to the iron rust that high-temperature heating is produced, and is entered with cooling water channel 25
In entering whole Water-cooling circulating device 20, the time is long to block valve 24 and whole waterline, therefore, further, the water
Iron rust adsorption element 40 is provided with case 28, the iron rust adsorption element 40 is located at the inner side waist of water tank 28 including the bottom surface of parallel water tank 28
The magnet combination in portion, the magnet combination includes the extremely opposed magnet of N, S.Through the water of the reflow tank 28 of return piping 27 due to weight
Power can flow to bottom from the top down of water tank 28, and iron rust adsorption element 40, now, iron rust adsorption section can be passed through in this course
Iron rust absorption in the current that part 40 will can be passed through between therefrom reaches the purpose for removing iron rust, during conventional maintenance on its surface
Iron rust adsorption element 40 is taken out the iron rust on cleaning surface at regular intervals.
Further, in order to strengthen the effect of cooling, the pipeline that water pump 29 is connected to input pipe 21 is provided with condenser 50,
Flowing through the water of condenser 50 can be cooled cooling first, be cooled down subsequently into cooling water channel 25.
Preferably, process for convenience, save manufacturing cost, the cross sectional shape of electric heating tube 10 is rectangle.
Preferably, the cooling water channel 25 is the plane where the annular groove being embedded in ring flange 12, and cooling water channel 25
Axis with short cartridge heater 11 is vertical.Such arrangement increases the face that cooling water channel 25 is contacted with the inner surface of ring flange 12
Product, improves the speed of cooling, and annular groove is easy to process, reduce difficulty of processing.
Preferably, the magnet combination includes five pairs of group of magnets 42 that are spaced and be arrangeding in parallel, each pair group of magnets 42
Comprising two pieces of magnet two ends all coordinate the mounting hole 43 of embedded magnet holder 41, the outer ring of the magnet holder 41 generally ring
Shape, and outer ring coordinate be stuck on the limited step of the waist inwall of water tank 28.Multipair group of magnets 42 is arranged in parallel, and each other have between
Every, the contact area of group of magnets 42 and current is increased, enhance the effect of absorption iron rust；And setting structure is exquisite, easily pacify
Assembly and disassembly are unloaded.
Preferably, in order to realize electronic Automated condtrol, the valve 24 is magnetic valve.
Claims (7)
1. a kind of dual-screw pelletizer temperature control system, including electric heating tube, the electric heating tube is enclosed within and coordinates arrangement side by side
Twin-screw on, it is characterised in that also including Water-cooling circulating device, the electric heating tube includes multiple end to end short heating
Be connected together for each short cartridge heater through the ring flange of two neighboring short cartridge heater end by cylinder, bolt；The Water-cooling circulating device
Including parallel with electric heating tube and be located at the input pipe and efferent duct of electric heating tube both sides, the input pipe is distributed by body
The branched pipe of setting is connected with the cooling water channel opened up in each short cartridge heater end flange disk, and the branched pipe is provided with valve
Door, the cooling water channel is set around twin-screw, and delivery port is connected with efferent duct, and the efferent duct is connected by return piping
To tank top, water tank bottom is connected to input pipe by water pump.
2. dual-screw pelletizer temperature control system according to claim 1, it is characterised in that be provided with iron in the water tank
Rust adsorption element, the iron rust adsorption element includes that parallel water bottom face is located at the magnet combination of water tank inner side waist, the magnetic
Iron combination includes the extremely opposed magnet of N, S.
3. dual-screw pelletizer temperature control system according to claim 1 and 2, it is characterised in that water pump is connected to defeated
The pipeline for entering pipe is provided with condenser.
4. dual-screw pelletizer temperature control system according to claim 1 and 2, it is characterised in that electric heating tube cuts
Face is shaped as rectangle.
5. dual-screw pelletizer temperature control system according to claim 1 and 2, it is characterised in that the cooling water channel
To be embedded in the annular groove in ring flange, and plane where cooling water channel is vertical with the axis of short cartridge heater.
6. dual-screw pelletizer temperature control system according to claim 2, it is characterised in that the magnet combination includes
Five pairs of group of magnets that are spaced and be arrangeding in parallel, two pieces of magnet two ends that each pair group of magnets is included all coordinate embedded magnet holder
Mounting hole in, the magnet holder outer ring is generally annular, and outer ring coordinate be stuck on water tank waist inwall.
7. dual-screw pelletizer temperature control system according to claim 1, it is characterised in that the valve is electromagnetism
Valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621454693.2U CN206282154U (en) | 2016-12-28 | 2016-12-28 | Dual-screw pelletizer temperature control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621454693.2U CN206282154U (en) | 2016-12-28 | 2016-12-28 | Dual-screw pelletizer temperature control system |
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| Publication Number | Publication Date |
|---|---|
| CN206282154U true CN206282154U (en) | 2017-06-27 |
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ID=59071782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621454693.2U Active CN206282154U (en) | 2016-12-28 | 2016-12-28 | Dual-screw pelletizer temperature control system |
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| CN (1) | CN206282154U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116266062A (en) * | 2021-12-17 | 2023-06-20 | 无锡暖芯半导体科技有限公司 | Temperature control equipment |
-
2016
- 2016-12-28 CN CN201621454693.2U patent/CN206282154U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116266062A (en) * | 2021-12-17 | 2023-06-20 | 无锡暖芯半导体科技有限公司 | Temperature control equipment |
| CN116266062B (en) * | 2021-12-17 | 2023-12-26 | 无锡暖芯半导体科技有限公司 | Temperature control equipment |
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