CN201629869U - Electromagnetic induction heating device for multi-temperature zone cylinder - Google Patents
Electromagnetic induction heating device for multi-temperature zone cylinder Download PDFInfo
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- CN201629869U CN201629869U CN2010201291730U CN201020129173U CN201629869U CN 201629869 U CN201629869 U CN 201629869U CN 2010201291730 U CN2010201291730 U CN 2010201291730U CN 201020129173 U CN201020129173 U CN 201020129173U CN 201629869 U CN201629869 U CN 201629869U
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- electromagnetic induction
- induction heating
- barrel
- controller
- warm areas
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Abstract
The utility model relates to an electromagnetic induction heating device, in particular to an electromagnetic induction heating device for a multi-temperature zone cylinder, especially being an electromagnetic heating device for a small cylinder, which comprises an induction heating power, a cylinder and a heat insulation layer on the cylinder. The cylinder corresponding to the peripheral surface of the heat insulation layer is provided with a plurality of electromagnetic induction heating coils. The two ends of the electromagnetic induction heating coils are connected with the output end of a controller through a connecting piece. On the surface of the heat insulation layer corresponding to the electromagnetic induction heating coils a temperature sensor is arranged. The output end of the temperature sensor is connected with the input end of the controller through a temperature controller. The induction heating power is connected with the power end of the controller. The utility model has the advantages of low cost, simple structure, convenient installation and maintenance.
Description
Technical field
The present invention relates to a kind of electromagnetic induction heater, especially a kind of electromagnetic induction heater that is used for many warm areas barrel specifically is used for the electromagnetic heater of small-sized barrel.
Background technology
According to the requirement of production technology, the barrel of plastic molding machinery in heating process, the different parts temperature requirement difference of barrel.Generally barrel is divided into a plurality of humidity provinces (generally being divided into 3～10 humidity provinces), each humidity province adds thermal control by different heaters and temperature controller device.As shown in Figure 1, be powerful electromagnetic heater at present commonly used.For many warm areas barrel 1, each warm area adopts independent induction heating power to come barrel 1 to heat.Among Fig. 1, described barrel 1 is provided with three groups of electromagnetic induction heating coils 3, is equipped with temperature controller 5 on every group of electromagnetic induction heating coil 3, the induction heating power 4 of the output termination correspondence of temperature controller 5; Temperature controller 5 is by the conduction time of control induction heating power 4, and realize the requirement to barrel 1 different warm area heating-up temperatures the heating time of different electromagnetic induction heating coils 3 on the control barrel 1.Heating when this method mainly is fit to the heating power increasing, its major advantage are that control is easy, and each warm area is independently enjoyed a power supply.When total heating power hour, heat if each warm area still is equipped with a power supply, will cause power dissipation, take very large space, cost increases, and can cause the wasting of resources.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, a kind of electromagnetic induction heater that is used for many warm areas barrel is provided, it is with low cost, control precision is high, installation and easy to maintenance.
According to technical scheme provided by the invention, the described electromagnetic induction heater that is used for many warm areas comprises induction heating power, barrel and is positioned at thermal insulation layer on the barrel; Described barrel is provided with some electromagnetic induction heating coils corresponding to the side face that thermal insulation layer is set, and the two ends of described electromagnetic induction heating coil link to each other with controller output end by connector; Be equipped with temperature sensor corresponding to the surface that electromagnetic induction heating coil is set on the thermal insulation layer, the output of described temperature sensor links to each other with the input of controller by temperature controller; Induction heating power links to each other with the power end of controller.
The power end of described induction heating power is provided with attaching plug.Described induction heating power utilizes power line to link to each other with the power end of controller.The thickness of described thermal insulation layer is 15～40mm.Described barrel is provided with 3～10 groups of electromagnetic induction heating coils corresponding to the thermal insulation layer side face is set.Described induction heating power output voltage is 200～800V, and frequency is the alternating current of 8～40KHz.Described barrel is made by steel, steel alloy or stainless steel material.Be 3～25mm apart from L between adjacent turn in the described electromagnetic induction heating coil.The number of turn of described electromagnetic induction heating coil is 10～40 circles.Described controller is PLC (programmable logic controller (PLC)).
Advantage of the present invention: barrel different temperatures district adopts an induction heating power to heat, and has reduced equipment cost; Firing rate is even during preheating, has reduced set up cost.Be equipped with electromagnetic induction heating coil, temperature sensor and temperature controller in the different temperatures district of barrel, coordinate control, control precision height by controller.Coil is installed and is easy to maintenance, applied widely.
Description of drawings
Fig. 1 is the structural representation of existing electromagnetic induction heater.
Fig. 2 is a structural representation of the present invention.
Embodiment
The invention will be further described below in conjunction with concrete drawings and Examples.
As shown in Figure 2: the present invention includes barrel 1, thermal insulation layer 2, electromagnetic induction heating coil 3, induction heating power 4, temperature controller 5, power line 6, attaching plug 7, temperature sensor 8, controller 9 and connector 10.
As shown in Figure 2: described barrel 1 outer peripheral face is provided with thermal insulation layer 2, and the thickness of thermal insulation layer 2 is 15～40mm, and thermal insulation layer 2 is used to reduce barrel 1 external heat release.Barrel 1 is provided with electromagnetic induction heating coil 3 corresponding to thermal insulation layer 2 side faces are set.According to the requirement in barrel 1 heating-up temperature district, 3～10 groups of electromagnetic induction heating coils 3 are set; Described electromagnetic induction heating coil 3 is formed by resistant to elevated temperatures cable coiling, and the number of turn of every group of electromagnetic induction heating coil 3 is 10～40 circles, is 3～25mm apart from L between the adjacent turn cables in the electromagnetic induction heating coil 3; Electromagnetic induction heating coil 3 can the above high temperature of anti-190 degree.Be equipped with temperature sensor 8 on the described electromagnetic induction heating coil 3, the heating-up temperature that temperature sensor 8 detects in the counterpart barrel 1, and output to temperature controller 5.The output of described temperature controller 5 links to each other with the input of controller 9, and controller 9 is PLC.Temperature sensor 8 detects the temperature value of counterpart in the barrel 1, and when described temperature value surpassed range of set temperature, temperature controller 5 output signals were to controller 9; Described controller 9 disconnects the close access of electromagnetic induction heating coil 3 and 4 of induction heating powers according to the signal of temperature controller 5, stops the heating to counterpart in the barrel 1, avoids the overheated of barrel 1 interior corresponding position.The power end of controller 9 links to each other with induction heating power 4 by power line 6, and induction heating power 4 provides power supply for whole electromagnetic induction heater.Induction heating power 4 is provided with attaching plug 7, and attaching plug 7 is used for linking to each other with external power source.The output of controller 9 links to each other with electromagnetic induction heating coil 3 two ends by connector 10, and the ON time of the electromagnetic induction heating coil 3 that control is corresponding realizes the heating of barrel 1 different warm areas.
Described barrel 1 is made by common iron, alloy steel or stainless steel, can form electromagnetic induction with electromagnetic induction heating coil 3, thereby produce the eddy current of corresponding size in barrel 1.Induction heating power 4 output frequencies are that 8～40KHz, voltage are the alternating current of 200～800V.
As shown in Figure 2: during use, induction heating power 4 utilizes attaching plug 7 to connect external power source.Induction heating power 4 links to each other with the power end of controller 9 by power line 6.The two ends of every group of electromagnetic induction heating coil 3 all link to each other with the output of controller 9 on the barrel 1, and electromagnetic induction heating coil 3 constitutes heating circuit by controller 9 and 4 of induction heating powers.When the heating circuit conducting of 4 of electromagnetic induction heating coil 3 and induction heating powers, in described electromagnetic induction heating coil 3, can produce corresponding induced current.According to electromagnetic induction principle, the induced electricity in the electromagnetic induction heating coil 3 fails to be convened for lack of a quorum and produce corresponding eddy current in barrel 1, thereby the material in the barrel 1 is carried out the electromagnetism heating.Electromagnetic induction heating coil 3 is provided with temperature sensor 8, and temperature sensor 8 detects the temperature of heating in the counterpart barrel 1, and described temperature value is transferred to temperature controller 5.The temperature value that described temperature controller 5 detects according to temperature sensor 8, the corresponding control signal of output arrives in the controller 9.Described controller 9 is controlled the folding in corresponding electromagnetic induction heating coil 3 and 4 loops of induction heating power according to the control signal of temperature controller 5 inputs.When the heating-up temperature of counterpart in the barrel 1 surpasses setting range, temperature controller 5 can the output control signal corresponding arrive controller 9, the close access that electromagnetic induction heating coil 3 that controller 9 meeting disconnections are corresponding and induction heating power are 4 stops the heating to 1 pair of counterpart of barrel.According to the different temperatures requirement, some groups of electromagnetic induction heating coils 3 are set on the barrel 1, different electromagnetic induction heating coil 3 is separate; By closure and the disconnection of controller 9 control electromagnetic induction heating coils 3 with 4 of induction heating powers, control simply.
The present invention heats the material in the barrel 1 by electromagnetic induction principle.Realize the time that barrel 1 different piece electromagnetic induction heating coil 3 is connected induction heating power 4 by controller 9, realize the requirement of different temperatures district temperature in the barrel 1.Electromagnetic induction heating coil 3 produces eddy current in barrel 1, can melt the material in the barrel 1, and speed is fast, and energy consumption is low, and temperature control steadily.The present invention can be applied in barrel heating, the heating of plastic extruder (door-window section bar, tubing, comminutor etc.) barrel, the heating of plastic film blowing machine barrel, the barrel heating of chemical fiber machinery, the barrel heating of expanding food equipment and the small-sized cylindrical shell heating of multiple drying plant of plastic injection equipment; with low cost, the control precision height.
Claims (10)
1. electromagnetic induction heater that is used for many warm areas barrel, comprise induction heating power (4), barrel (1) and be positioned at thermal insulation layer (2) on the barrel (1), it is characterized in that: the outer peripheral face of described thermal insulation layer (2) is provided with some electromagnetic induction heating coils (3), and the two ends of described electromagnetic induction heating coil (3) link to each other with controller (9) output by connector (10); Be equipped with temperature sensor (8) on the described electromagnetic induction heating coil 3, the output of described temperature sensor (8) links to each other with the input of controller (9) by temperature controller (5); Induction heating power (4) links to each other with the power end of controller (9).
2. according to the described electromagnetic induction heater that is used for many warm areas barrel of claim 1, it is characterized in that: the power end of described induction heating power (4) is provided with attaching plug (7).
3. according to the described electromagnetic induction heater that is used for many warm areas barrel of claim 1, it is characterized in that: described induction heating power (4) utilizes power line (6) to link to each other with the power end of controller (9).
4. according to the described electromagnetic induction heater that is used for many warm areas barrel of claim 1, it is characterized in that: the thickness of described thermal insulation layer (2) is 15～40mm.
5. according to the described electromagnetic induction heater that is used for many warm areas barrel of claim 1, it is characterized in that: described barrel (1) is provided with 3～10 groups of electromagnetic induction heating coils (3) corresponding to thermal insulation layer (2) side face is set.
6. according to the described electromagnetic induction heater that is used for many warm areas barrel of claim 1, it is characterized in that: described induction heating power (4) output voltage is 200～800V, and frequency is the alternating current of 8～40KHz.
7. according to the described electromagnetic induction heater that is used for many warm areas barrel of claim 1, it is characterized in that: described barrel (1) is made by steel, steel alloy or stainless steel material.
8. according to the described electromagnetic induction heater that is used for many warm areas barrel of claim 1, it is characterized in that: be 3～25mm apart from L between the interior adjacent turn of described electromagnetic induction heating coil (3).
9. according to the described electromagnetic induction heater that is used for many warm areas barrel of claim 1, it is characterized in that: the number of turn of described electromagnetic induction heating coil (3) is 10～40 circles.
10. according to the described electromagnetic induction heater that is used for many warm areas barrel of claim 1, it is characterized in that: described controller (9) is PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201291730U CN201629869U (en) | 2010-03-02 | 2010-03-02 | Electromagnetic induction heating device for multi-temperature zone cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201291730U CN201629869U (en) | 2010-03-02 | 2010-03-02 | Electromagnetic induction heating device for multi-temperature zone cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201629869U true CN201629869U (en) | 2010-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201291730U Expired - Fee Related CN201629869U (en) | 2010-03-02 | 2010-03-02 | Electromagnetic induction heating device for multi-temperature zone cylinder |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102275277A (en) * | 2011-05-28 | 2011-12-14 | 孙健 | Integrated heating and energy saving charging barrel |
| CN102962361A (en) * | 2012-12-14 | 2013-03-13 | 西北有色金属研究院 | Detachable electromagnetic induction heater for diameter-expanded bend-pushed large-diameter elbow |
| CN103252887A (en) * | 2012-02-16 | 2013-08-21 | 江西鸿盛塑业有限公司 | Electromagnetic heating device for screw extruder |
| CN104070661A (en) * | 2013-11-27 | 2014-10-01 | 洛阳豪特现代测试技术有限公司 | Waste plastic plasticizing, extruding and granulating process and device |
| CN104244480A (en) * | 2013-06-17 | 2014-12-24 | 苏州新华软智能装备有限公司 | Intelligent electromagnetic vortex heating controller |
| CN107089010A (en) * | 2017-04-18 | 2017-08-25 | 苏州宏创高频加热设备有限公司 | High-frequency heating fuse machine |
| CN107348549A (en) * | 2017-06-29 | 2017-11-17 | 扬州大学 | A kind of extruder infrared heating device |
| CN107567125A (en) * | 2017-09-30 | 2018-01-09 | 喆能环保技术（深圳）有限公司 | A kind of intelligent apparatus for container heating |
| CN110267380A (en) * | 2019-06-17 | 2019-09-20 | 任丘市锐思机械设备有限公司 | A kind of electromagnetic heater |
| CN110509486A (en) * | 2019-09-30 | 2019-11-29 | 无锡市金华屹圆科技有限公司 | A kind of admitting pipe joint injection molding machine that injection molding utilization rate is high |
| CN111002558A (en) * | 2019-12-26 | 2020-04-14 | 江苏亚安新材料科技有限公司 | Extruding device for polyimide production and using method thereof |
| CN111941781A (en) * | 2020-08-11 | 2020-11-17 | 上海兹马实业有限公司 | A high-efficient heating system for injection molding machine |
-
2010
- 2010-03-02 CN CN2010201291730U patent/CN201629869U/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102275277A (en) * | 2011-05-28 | 2011-12-14 | 孙健 | Integrated heating and energy saving charging barrel |
| CN103252887A (en) * | 2012-02-16 | 2013-08-21 | 江西鸿盛塑业有限公司 | Electromagnetic heating device for screw extruder |
| CN102962361A (en) * | 2012-12-14 | 2013-03-13 | 西北有色金属研究院 | Detachable electromagnetic induction heater for diameter-expanded bend-pushed large-diameter elbow |
| CN102962361B (en) * | 2012-12-14 | 2014-11-26 | 西北有色金属研究院 | Detachable electromagnetic induction heater for diameter-expanded bend-pushed large-diameter elbow |
| CN104244480A (en) * | 2013-06-17 | 2014-12-24 | 苏州新华软智能装备有限公司 | Intelligent electromagnetic vortex heating controller |
| CN104070661A (en) * | 2013-11-27 | 2014-10-01 | 洛阳豪特现代测试技术有限公司 | Waste plastic plasticizing, extruding and granulating process and device |
| CN107089010A (en) * | 2017-04-18 | 2017-08-25 | 苏州宏创高频加热设备有限公司 | High-frequency heating fuse machine |
| CN107348549A (en) * | 2017-06-29 | 2017-11-17 | 扬州大学 | A kind of extruder infrared heating device |
| CN107567125A (en) * | 2017-09-30 | 2018-01-09 | 喆能环保技术（深圳）有限公司 | A kind of intelligent apparatus for container heating |
| CN107567125B (en) * | 2017-09-30 | 2019-06-18 | 喆能环保技术（深圳）有限公司 | A kind of intelligent apparatus for container heating |
| CN110267380A (en) * | 2019-06-17 | 2019-09-20 | 任丘市锐思机械设备有限公司 | A kind of electromagnetic heater |
| CN110509486A (en) * | 2019-09-30 | 2019-11-29 | 无锡市金华屹圆科技有限公司 | A kind of admitting pipe joint injection molding machine that injection molding utilization rate is high |
| CN110509486B (en) * | 2019-09-30 | 2022-03-29 | 无锡市金华屹圆科技有限公司 | Injection molding machine with high injection molding utilization rate for water inlet pipe joint |
| CN111002558A (en) * | 2019-12-26 | 2020-04-14 | 江苏亚安新材料科技有限公司 | Extruding device for polyimide production and using method thereof |
| CN111941781A (en) * | 2020-08-11 | 2020-11-17 | 上海兹马实业有限公司 | A high-efficient heating system for injection molding machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101110 Termination date: 20130302 |