CN101330778A - Environment-friendly, efficient and energy-saving TMD electric heating diaphragm heating ring - Google Patents
Environment-friendly, efficient and energy-saving TMD electric heating diaphragm heating ring Download PDFInfo
- Publication number
- CN101330778A CN101330778A CNA2007101952539A CN200710195253A CN101330778A CN 101330778 A CN101330778 A CN 101330778A CN A2007101952539 A CNA2007101952539 A CN A2007101952539A CN 200710195253 A CN200710195253 A CN 200710195253A CN 101330778 A CN101330778 A CN 101330778A
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- Prior art keywords
- tmd
- electric heating
- thermal insulation
- layer
- electric
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 46
- 238000005485 electric heating Methods 0.000 title claims abstract description 16
- 238000009413 insulation Methods 0.000 claims abstract description 26
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 23
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000001746 injection moulding Methods 0.000 claims abstract description 12
- 229910052751 metal Inorganic materials 0.000 claims abstract description 12
- 239000002184 metal Substances 0.000 claims abstract description 12
- 239000004411 aluminium Substances 0.000 claims description 17
- 241000446313 Lamella Species 0.000 claims description 12
- 239000005995 Aluminium silicate Substances 0.000 claims description 11
- PZZYQPZGQPZBDN-UHFFFAOYSA-N aluminium silicate Chemical compound O=[Al]O[Si](=O)O[Al]=O PZZYQPZGQPZBDN-UHFFFAOYSA-N 0.000 claims description 11
- 229910000323 aluminium silicate Inorganic materials 0.000 claims description 11
- 235000012211 aluminium silicate Nutrition 0.000 claims description 11
- 210000002268 wool Anatomy 0.000 claims description 11
- 239000012528 membrane Substances 0.000 claims description 7
- 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
- 229920000742 Cotton Polymers 0.000 abstract 4
- 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
- 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
- 239000000243 solution Substances 0.000 description 1
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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
An environment-friendly, high-efficiency and energy-saving TMD electric heating diaphragm heating ring relates to the improvement of plastic processing machinery, in particular to the improvement of an injection molding machine heating ring. The aluminum-silicate-cotton thermal insulation gun barrel comprises a metal shell (1), an aluminum silicate-cotton thermal insulation layer (2), an electric heating film sheet layer (3) and an aluminum inner container layer (4), wherein the aluminum inner container layer (4) wraps the outer side of the gun barrel (5) of an injection molding machine, the electric heating film sheet layer (3) covers the outer side of the aluminum inner container layer (4), the aluminum silicate-cotton thermal insulation layer (2) is arranged outside the electric heating film sheet layer (3), and the metal shell (1) wraps the aluminum silicate-cotton thermal insulation layer (2). The invention adopts the electric heating diaphragm heating technology aiming at the problems of the resistance wire heating ring, and the electric heating diaphragm has the characteristics of thermal oxidation resistance, corrosion resistance and the like, so the service life is longer than that of the resistance wire. The invention has the advantages of high efficiency, little environmental pollution, strong heat transfer capability 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 (as 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 (as 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 on the calandria by Will heat energy 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 finish by 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 by alternating current, resistance wire can produce an alternating magnetic field, this alternating magnetic field can cut resistance wire itself conversely, thereby produce 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 protection high-efficiency energy-saving heating ring for TMD electric heating membrane, it can provide a kind of high efficiency, environmental pollution is little, heat transmission energy 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 is by the following technical solutions: 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, 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 provided with thermal insulation ceramics spare 6 with the side of aluminium matter bladder layer 4.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.At the existing problem of resistance wire heating collar, adopted 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 be converted to heat energy 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; Be to use aluminium between electrothermal film and the injection molding machine gun barrel,, thereby improved the ability of hot transmission because the capacity of heat transmission of aluminium obviously is better than mica as heat-conducting medium; 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 energy ability is strong, look advantage useful life.
Description of drawings:
Fig. 1 is a structural representation of the present invention.
Embodiment:
Referring to Fig. 1, this embodiment 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, 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.Described 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, does TMD Electric radiant Heating Film coating on above-mentioned insulating substrate face; 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.At the existing problem of resistance wire heating collar, this embodiment has adopted the electrothermal film heating technique, and its structure and has following feature performance benefit as shown in the figure: 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 be converted to heat energy can as often as possible heat calandria (as the gun barrel of injection molding machine).Reduce energy waste and environmental pollution that heat dissipation caused; 2, between electrothermal film and the discharge barrel (gun barrel) be with aluminium as heat-conducting medium because the capacity of heat transmission of aluminium is obviously than big three orders of 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 only is 48%～51% of a resistance wire electric heating coil.By 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 save 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 (5)
1, environment protection high-efficiency energy-saving heating ring for TMD electric heating membrane, 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), 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 provided with thermal insulation ceramics spare (6) with the side of aluminium matter bladder layer (4).
2, environment protection high-efficiency energy-saving heating ring for TMD electric heating membrane 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, does TMD Electric radiant Heating Film coating on above-mentioned insulating substrate face.
3, environment protection high-efficiency energy-saving heating ring for TMD electric heating membrane 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, does TMD Electric radiant Heating Film coating on above-mentioned insulating substrate face.
4, environment protection high-efficiency energy-saving heating ring for TMD electric heating membrane 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, does TMD Electric radiant Heating Film coating on above-mentioned insulating substrate face.
5, environment protection high-efficiency energy-saving heating ring for TMD electric heating membrane according to claim 1 is characterized in that 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.
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 |
Applications Claiming Priority (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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101330778A true CN101330778A (en) | 2008-12-24 |
| CN101330778B CN101330778B (en) | 2012-06-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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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| Country | Link |
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| CN (1) | CN101330778B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102800972A (en) * | 2011-06-01 | 2012-11-28 | 深圳光启高等理工研究院 | Device for adding binder |
| CN102814986A (en) * | 2012-08-29 | 2012-12-12 | 冯北麟 | Welding device |
| CN104411028A (en) * | 2014-11-07 | 2015-03-11 | 广东爱乐活科技有限公司 | Electrode connection structure of electrothermal film, preparation method of electrode connection structure and heating device |
| 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 |
| 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 |
Family Cites Families (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 |
| US5977519A (en) * | 1997-02-28 | 1999-11-02 | Applied Komatsu Technology, Inc. | Heating element with a diamond sealing material |
-
2007
- 2007-12-05 CN CN2007101952539A patent/CN101330778B/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102800972A (en) * | 2011-06-01 | 2012-11-28 | 深圳光启高等理工研究院 | Device for adding binder |
| CN102814986A (en) * | 2012-08-29 | 2012-12-12 | 冯北麟 | Welding device |
| CN102814986B (en) * | 2012-08-29 | 2015-02-11 | 冯北麟 | Welding device |
| CN104411028A (en) * | 2014-11-07 | 2015-03-11 | 广东爱乐活科技有限公司 | Electrode connection structure of electrothermal film, preparation method of electrode connection structure and heating device |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101330778B (en) | 2012-06-20 |
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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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