CN101330778B - Environment protection high-efficiency energy-saving heating ring for TMD electric heating membrane - Google Patents
Environment protection high-efficiency energy-saving heating ring for TMD electric heating membrane Download PDFInfo
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- CN101330778B CN101330778B CN2007101952539A CN200710195253A CN101330778B CN 101330778 B CN101330778 B CN 101330778B CN 2007101952539 A CN2007101952539 A CN 2007101952539A CN 200710195253 A CN200710195253 A CN 200710195253A CN 101330778 B CN101330778 B CN 101330778B
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- electric radiant
- heating ring
- radiant heating
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 48
- 238000005485 electric heating Methods 0.000 title description 3
- 239000012528 membrane Substances 0.000 title 1
- 238000009413 insulation Methods 0.000 claims abstract description 25
- 239000004411 aluminium Substances 0.000 claims abstract description 20
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 20
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000005995 Aluminium silicate Substances 0.000 claims abstract description 14
- PZZYQPZGQPZBDN-UHFFFAOYSA-N aluminium silicate Chemical compound O=[Al]O[Si](=O)O[Al]=O PZZYQPZGQPZBDN-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910000323 aluminium silicate Inorganic materials 0.000 claims abstract description 14
- 235000012211 aluminium silicate Nutrition 0.000 claims abstract description 14
- 210000002268 wool Anatomy 0.000 claims abstract description 14
- 238000001746 injection moulding Methods 0.000 claims abstract description 13
- 229910052751 metal Inorganic materials 0.000 claims abstract description 12
- 239000002184 metal Substances 0.000 claims abstract description 12
- 241000446313 Lamella Species 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 4
- 239000003989 dielectric material Substances 0.000 claims description 4
- 239000007888 film coating Substances 0.000 claims description 4
- 238000009501 film coating Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000000758 substrate Substances 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 2
- 239000010946 fine silver Substances 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims description 2
- 229910052709 silver Inorganic materials 0.000 claims description 2
- 239000004332 silver Substances 0.000 claims description 2
- 238000005476 soldering Methods 0.000 claims description 2
- 239000004033 plastic Substances 0.000 abstract description 8
- 229920003023 plastic Polymers 0.000 abstract description 8
- 230000003647 oxidation Effects 0.000 abstract description 6
- 238000007254 oxidation reaction Methods 0.000 abstract description 6
- 238000003912 environmental pollution Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 239000010445 mica Substances 0.000 description 6
- 229910052618 mica group Inorganic materials 0.000 description 6
- 239000004568 cement Substances 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- RJDOZRNNYVAULJ-UHFFFAOYSA-L [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[F-].[F-].[Mg++].[Mg++].[Mg++].[Al+3].[Si+4].[Si+4].[Si+4].[K+] Chemical compound [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[F-].[F-].[Mg++].[Mg++].[Mg++].[Al+3].[Si+4].[Si+4].[Si+4].[K+] RJDOZRNNYVAULJ-UHFFFAOYSA-L 0.000 description 2
- 230000003203 everyday effect Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- -1 pottery Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
An environmental protecting high efficient energy-saving TMD electrothermal diaphragm heating ring relates to an improved plastic processing machine, in particular to an improved injection molding machine heating ring. The heating ring is composed of a metal outer shell (1), an aluminium silicate wool heat insulation layer (2), an electrothermal diaphragm layer (3), an aluminium inner liner layer(4); an injection molding machine gun barrel (5) is wrapped with the aluminium inner liner layer (4); the aluminium inner liner layer (4) is covered with the electrothermal diaphragm layer (3); the aluminium silicate wool heat insulation layer (2) is arranged on the outer surface of the electrothermal diaphragm layer (3); the aluminium silicate wool heat insulation layer (2) is wrapped with the metal outer shell (1). Aiming to solve problems with the resistance wire heating ring, the improved injection molding machine heating ring adopts the heating technology of the electrothermal diaphragm;because the electrothermal diaphragm has the characteristics of thermal oxidation resistance, corrosion resistance, etc., the service life of the electrothermal diaphragm is longer than that of the resistance wire. The heating ring has the advantages of high efficiency, less environmental pollution, strong heat transfer capacity and long service life.
Description
Technical field:
The present invention relates to a kind of improvement of plastic processing machinery, be specifically related to a kind of improvement of injection molding machine heating collar.
Background technology:
Plastics science and technology is maked rapid progress, purposes more and more widely, so plastic cement processing equipment (like injection molding machine) receives much attention, and its power consumption and efficient will directly influence production cost.The heating collar of the molten plastic that present plastic cement processing equipment is adopted is resistance wire.Its basic structure promptly be resistive heater on a slice synthetic mica sheet, the two sides again with synthetic mica sheet parcel as insulation, add stainless iron plate inclusion, and then rounding.This existing structure has following defective: 1,50% in whole resistance wires need transfer heat to calandria (like the gun barrel of injection molding machine) through the mica sheet of thickness 0.2mm.In addition 50% will be that the mica sheet of 0.45mm (being 0.2mm+0.25mm) could pass to heat energy on the calandria through thickness altogether; Externally conducting heat, (referring to the surrounding enviroment of plastic cement processing equipment are conducted heat), then only needs process thickness was the mica of 0.2mm, that is to say that 50% the heat that externally sheds is more than the heat transfer to calandria.And the capacity of heat transmission of mica itself is very poor; 2, the stainless iron plate of inclusion is owing to there is an edge fit, thus with calandria joint portion branch less than 50% of entire area.And the resistance wire heating collar is to accomplish through stainless iron plate the going of inclusion to the heating of calandria.It is externally to distribute that the heat that causes this heating collar like this and produced has more than 50%, really calandria is heated and be only less than 50% heat.Therefore not only cause energy waste, cause the workshop ambient temperature to raise and contaminated environment simultaneously; 3, as the resistance wire of heater element, because surface area is little, its power density is (up to 11.6VA/cm2) greatly.If want to add heat-insulation layer in heating circle appearance, resistance wire is under the operating state of higher temperature for a long time, the oxidation rate on accelerating resistor silk surface is so that cause and open circuit.Thereby shortened its useful life greatly; 4, this electric heating coil is owing to be that resistance wire is entwined; During through alternating current; Resistance wire can produce an alternating magnetic field, and this alternating magnetic field can cut resistance wire itself conversely, thereby produces a back-emf; This generating gesture can hinder the circulation of primary current, causes invisible energy loss---the loss of reactive power; 5, because beginning in first minute of energising, resistance wire just is in high temperature under works, and its surface promptly begins the oxidation that takes place, causes its sectional area constantly to dwindle, and resistance constantly increases, and power diminishes gradually.Time opens circuit once long also having caused.So life-span short (generally below 1000 hours).
Summary of the invention:
The purpose of this invention is to provide a kind of environment-friendly high-efficiency energy-saving electrothermal film heating collar, it can provide a kind of high efficiency, environmental pollution is little, heat transmission ability ability is strong, the injection machine heating collar of long service life.In order to solve the existing problem of background technology; Realize above-mentioned purpose; The present invention adopts following technical scheme: it is made up of metal shell 1, aluminium silicate wool thermal insulation layer 2, Electric radiant Heating Film lamella 3, aluminium matter bladder layer 4; Aluminium matter bladder layer 4 is wrapped in the outside of injection molding machine gun barrel 5, and Electric radiant Heating Film lamella 3 covers the outside of aluminium matter bladder layer 4, and aluminium silicate wool thermal insulation layer 2 is arranged on the outside of Electric radiant Heating Film lamella 3; Metal shell 1 is wrapped in the outside of aluminium silicate wool thermal insulation layer 2, and metal shell 1 is pounded with the side of aluminium matter bladder layer 4 and is provided with thermal insulation ceramics spare 6.Adopt thermal insulation ceramics spare to carry out the partition that heat is between the two transmitted being connected between metal shell 1 and aluminium matter inner bag.To the existing problem of resistance wire heating collar, adopt the electrothermal film heating technique among the present invention, had following advantage: increased heating area, power density is reduced greatly.Therefore can increase the heat-insulation layer that thickness is the aluminium silicate wool thermal insulation layer 2 of 20mm, make electric energy convert heat energy into and can be as often as possible the gun barrel of calandria injection molding machine be heated, reduce energy waste and environmental pollution that heat dissipation caused; Between electrothermal film and the injection molding machine gun barrel be with aluminium as heat-conducting medium because the capacity of heat transmission of aluminium obviously is superior to mica, thereby improved the ability of hot transmission; Because electrothermal film is the plane conduction, when adding AC field, there is not induction reactance to produce, all input power all is used for heating, does not promptly have the loss of inactivity; Because electrothermal film has characteristics such as thermal oxidation resistance and corrosion resistance, so have longer useful life than resistance wire.The present invention has the efficient height, environmental pollution is little, heat transmission ability ability is strong, the advantage of long service life.
Description of drawings:
Fig. 1 is a structural representation of the present invention.
Embodiment:
Referring to Fig. 1; This concrete real mode of revolving is made up of metal shell 1, aluminium silicate wool thermal insulation layer 2, Electric radiant Heating Film lamella 3, aluminium matter bladder layer 4; Aluminium matter bladder layer 4 is wrapped in the outside of injection molding machine gun barrel 5; Electric radiant Heating Film lamella 3 covers the outside of aluminium matter bladder layer 4, and aluminium silicate wool thermal insulation layer 2 is arranged on the outside of Electric radiant Heating Film lamella 3, and metal shell 1 is wrapped in the outside of aluminium silicate wool thermal insulation layer 2.Adopt thermal insulation ceramics spare to carry out the partition that heat is between the two transmitted being connected between metal shell 1 and aluminium matter inner bag.Said Electric radiant Heating Film lamella 3 adopts such as various high-temperature insulation dielectric materials such as devitrified glass, pottery, quartz glasss, makes base material plane or that cylinder is planar on demand, on above-mentioned insulating substrate face, does the Electric radiant Heating Film coating; The method of connecting electrodes of described Electric radiant Heating Film lamella 3 adopts the fine silver line pressure to bury and the silver soldering mode; The ease of connection oxidation that thoroughly solves power supply and electrothermal film causes the problem of loose contact, has guaranteed the life-span.To the existing problem of resistance wire heating collar, this embodiment has adopted the electrothermal film heating technique, and its structure is as shown in the figure, and has following feature performance benefit: 1, increased heating area, made power density reduce (being low to moderate 4VA/cm2) greatly.Therefore can increase the heat-insulation layer that thickness is the aluminium silicate wool of 20mm, making electric energy convert heat energy into can as often as possible heat calandria (like the gun barrel of injection molding machine).Reduce energy waste and environmental pollution that heat dissipation caused; 2, electrothermal film and discharging letter between (gun barrel) be with aluminium as heat-conducting medium, owing to the capacity of heat transmission of aluminium obviously than big three one magnitude of mica, thereby improved the ability of hot transmission; 3, because electrothermal film is the plane conduction, when adding AC field, there is not induction reactance to produce, all input power all is used for heating, does not promptly have the loss of inactivity; 4, because electrothermal film has characteristics such as thermal oxidation resistance and corrosion resistance, so have longer useful life (more than 3000 hours) than resistance wire; 5, the electrothermal calefactive rate of electrothermal film be 3 ℃/more than the s, so under equal conditions start of the minimizing about 1/3～1/4 of required warm-up time than resistance wire.Shown in the contrast test circuit that this embodiment adopts: the electric weight that reads the unit interval internal consumption with kilowatt-hour meter compares.Temperature is set at 250 ℃, and whether observe heater element (heating circle) with ammeter has and open circuit and tangible power attenuation situation.The accumulative total test reaches 1000 hours, and the power consumption of electrothermal film is merely 48%～51% of resistance wire electric heating coil.Through above test, through calculating.General one 4 ounces injection molding machine gun barrel is equipped with the resistance wire heating collar of 6 1200W, gross power 7200W.The 24H if work every day, gun barrel heating every day circle power consumption is about 64.3 degree/skies.1 year 348 working day, i.e. in 22376 degree/years of power consumption,, just can reduce 10964 degree/years of power consumption if can practice thrift 49%.If adopt this embodiment, concerning plastic cement processing factory, both can reduce electricity charge expenditure; Reduce production cost, improved competitiveness of product, also can reduce simultaneously the temperature of workshop factory building in addition; Improved work situation, some cooling measures also can cut down expenses accordingly.
Claims (4)
1. environment-friendly high-efficiency energy-saving electrothermal film heating collar; It is characterized in that it is made up of metal shell (1), aluminium silicate wool thermal insulation layer (2), Electric radiant Heating Film lamella (3), aluminium matter bladder layer (4); Aluminium matter bladder layer (4) is wrapped in the outside of injection molding machine gun barrel (5); Electric radiant Heating Film lamella (3) covers the outside of aluminium matter bladder layer (4), and aluminium silicate wool thermal insulation layer (2) is arranged on the outside of Electric radiant Heating Film lamella (3), and metal shell (1) is wrapped in the outside of aluminium silicate wool thermal insulation layer (2); Metal shell (1) is provided with thermal insulation ceramics spare (6) with the side of aluminium matter bladder layer (4), and the method for connecting electrodes of Electric radiant Heating Film lamella (3) adopts the fine silver line pressure to bury and the silver soldering mode.
2. environment-friendly high-efficiency energy-saving electrothermal film heating collar according to claim 1 is characterized in that it adopts devitrified glass is the high-temperature insulation dielectric material, makes the base material of flat circle cylinder shape, on above-mentioned insulating substrate face, does the Electric radiant Heating Film coating.
3. environment-friendly high-efficiency energy-saving electrothermal film heating collar according to claim 1 is characterized in that it adopts pottery is the high-temperature insulation dielectric material, makes the base material of flat circle cylinder shape, on above-mentioned insulating substrate face, does the Electric radiant Heating Film coating.
4. environment-friendly high-efficiency energy-saving electrothermal film heating collar according to claim 1 is characterized in that its adopting quartz glass is the high-temperature insulation dielectric material, makes the base material of flat circle cylinder shape, on above-mentioned insulating substrate face, does the Electric radiant Heating Film coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101952539A CN101330778B (en) | 2007-12-05 | 2007-12-05 | Environment protection high-efficiency energy-saving heating ring for TMD electric heating membrane |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101952539A CN101330778B (en) | 2007-12-05 | 2007-12-05 | Environment protection high-efficiency energy-saving heating ring for TMD electric heating membrane |
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| Publication Number | Publication Date |
|---|---|
| CN101330778A CN101330778A (en) | 2008-12-24 |
| CN101330778B true CN101330778B (en) | 2012-06-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2007101952539A Active CN101330778B (en) | 2007-12-05 | 2007-12-05 | Environment protection high-efficiency energy-saving heating ring for TMD electric heating membrane |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102800972B (en) * | 2011-06-01 | 2016-01-13 | 深圳光启高等理工研究院 | A kind of binding agent adding set |
| CN102814986B (en) * | 2012-08-29 | 2015-02-11 | 冯北麟 | Welding device |
| CN104411028B (en) * | 2014-11-07 | 2016-06-01 | 广东爱乐活科技有限公司 | The electrode connecting structure of a kind of Electric radiant Heating Film and its preparation method and heating unit |
| CN107238119A (en) * | 2016-03-28 | 2017-10-10 | 佛山市顺德区美的电热电器制造有限公司 | Cooking apparatus and heating dish |
| CN106851865A (en) * | 2016-12-20 | 2017-06-13 | 惠州市革普丝科技有限公司 | A kind of efficient heating element of injection machine energy-saving |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2186146Y (en) * | 1994-01-18 | 1994-12-28 | 深圳诚发电热材料有限公司 | Heating ring of heating film for plastic processing machine |
| US6191390B1 (en) * | 1997-02-28 | 2001-02-20 | Applied Komatsu Technology, Inc. | Heating element with a diamond sealing material |
-
2007
- 2007-12-05 CN CN2007101952539A patent/CN101330778B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2186146Y (en) * | 1994-01-18 | 1994-12-28 | 深圳诚发电热材料有限公司 | Heating ring of heating film for plastic processing machine |
| US6191390B1 (en) * | 1997-02-28 | 2001-02-20 | Applied Komatsu Technology, Inc. | Heating element with a diamond sealing material |
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| CN101330778A (en) | 2008-12-24 |
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Effective date of registration: 20170612 Address after: 524000 Guangdong Province, Zhanjiang city Guandu town Potou District Guangzhan high-speed Road West Road Patentee after: GUANGDONG HALLSMART INTELLIGENCE TECHNOLOGY Co.,Ltd. Address before: 518000 Guangdong city of Shenzhen province Baoan District Longhua Dalang Village streets Langkou Industrial Zone Huaye Road No. 1 second floor Patentee before: SHENZHEN GTOPS ELECTRIC TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20180122 Address after: 524000 Guangdong province Zhanjiang City Potou District Guandu Town Road Beidou station south Guangzhou Zhanjiang Patentee after: GUANGDONG HUIJING NEW ENERGY TECHNOLOGY CO.,LTD. Address before: 524000 Guangdong Province, Zhanjiang city Guandu town Potou District Guangzhan high-speed Road West Road Patentee before: GUANGDONG HALLSMART INTELLIGENCE TECHNOLOGY Co.,Ltd. |
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Denomination of invention: Environmentally friendly, high-efficiency and energy-saving electric heating diaphragm heating ring Effective date of registration: 20220921 Granted publication date: 20120620 Pledgee: Bank of China Limited Zhanjiang Branch Pledgor: GUANGDONG HUIJING NEW ENERGY TECHNOLOGY CO.,LTD. Registration number: Y2022980015938 |
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