CN102555242A - Heating system for heating membrane products - Google Patents
Heating system for heating membrane products Download PDFInfo
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- CN102555242A CN102555242A CN2010106100096A CN201010610009A CN102555242A CN 102555242 A CN102555242 A CN 102555242A CN 2010106100096 A CN2010106100096 A CN 2010106100096A CN 201010610009 A CN201010610009 A CN 201010610009A CN 102555242 A CN102555242 A CN 102555242A
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Abstract
An embodiment of the invention discloses a heating system for heating membrane products, which divides a hearth into an upper heating area group and a lower heating area group, wherein the upper heating area group is provided with a plurality of first heaters, the lower heating area group is provided with a plurality of second heaters, and the first heaters and the second heaters achieve accurate control of temperature in the hearth under control of a temperature control system. In membrane product heating, both the upper portions of the membrane products and the lower portions of the membrane products are provided with the heaters for heating, so that temperature of the upper portions and that of the lower portions do not differ greatly, the membrane products can be heated evenly, and product quality is improved. The inner wall of the hearth is made of heat-resistance stainless steel which has a heat reflection function so that temperature of the hearth is more even, and cleanness of the hearth can be simultaneously ensured. Through technical improvement, evenness of furnace temperature achieves accuracy of +/-3 DEG C, the problem of unfairness of the membrane products after heat treatment of membrane products with wide width is thoroughly solved, and better technical effect can be achieved.
Description
Technical field
The present invention relates to film article heating field, more particularly, relate to the heating system that is used for the heating of film article.
Background technology
The film article are a kind of plastic foils, are used for a kind of special material of electron trade, and it will and solidify through the heat treatment typing, and when the film article toasted in heat, if the inequality of being heated, the surface will produce gauffer, product rejection.
When film article width when 500-600mm is following because the film article are heated when heat treatment evenly, its flatness also can meet the demands.But along with the expansion of application market, the width of film article also constantly increases; At present, film article width has 800-1200mm, and comes the film article are heat-treated with existing equipment; Burner hearth is divided into three thermals treatment zone carries out temperature control; The film article are divided into up and down two parts with burner hearth inside in the middle of burner hearth, and film article be specialities it not only airtight but also can not transmit heat thus about causing two parts temperature inconsistent.Film article heating temperature is inconsistent and cause out-of-flatness in the heating process.Therefore the heat treatment technics that solves the wide film article is the task of top priority of the sector.
Summary of the invention
In view of this, the present invention provides a kind of heating system that is used for the heating of film article, is heated in the film article heat treatment process evenly to be implemented in.
For realizing above-mentioned purpose, the present invention provides following technical scheme:
A kind of heating system that is used for the heating of film article comprises:
Burner hearth, said burner hearth inside are divided into thermal treatment zone group and following thermal treatment zone group;
A plurality of primary heaters, said primary heater are arranged on the said thermal treatment zone group that goes up;
A plurality of secondary heaters, said secondary heater are arranged on said thermal treatment zone group down; With
Temperature control system is used for controlling the unlatching of said primary heater and said secondary heater or closing according to detecting on the said burner hearth temperature level of thermal treatment zone group and following thermal treatment zone group.
Preferably, in the above-mentioned heating system that is used for the heating of film article, the number of said primary heater is three, and the spacing of adjacent primary heater equates.
Preferably, in the above-mentioned heating system that is used for the heating of film article, the number of said secondary heater is three, and the spacing of adjacent secondary heater equates.
Preferably, in the above-mentioned heating system that is used for the heating of film article, the material of the inwall of said burner hearth is a stainless steel.
Preferably, in the above-mentioned heating system that is used for the heating of film article, said temperature control system comprises:
Breaker is used to control the path or the short circuit of said heater;
Temperature sampler, last thermal treatment zone group that is arranged on said burner hearth and following thermal treatment zone group are used to gather the temperature value of said burner hearth thermal treatment zone group, and change into the signal of telecommunication;
Temperature controller is used to receive the signal of telecommunication that said Temperature sampler collects, and according to the unlatching of said signal of telecommunication control institute breaker or close.
Preferably, in the above-mentioned heating system that is used for the heating of film article, said Temperature sampler is a thermocouple.
Preferably, in the above-mentioned heating system that is used for the heating of film article, said temperature controller is a temp controlled meter.
Can find out from technique scheme; Be divided into thermal treatment zone group and following thermal treatment zone group with burner hearth in the embodiment of the invention; Wherein, last thermal treatment zone group is provided with a plurality of primary heaters, and following thermal treatment zone group is provided with a plurality of secondary heaters; Primary heater and secondary heater are realized accuracy control over temperature in the burner hearth under the control of temperature control system.When the heating film article, heat the upper and lower of film article all having heaters, and therefore temperature is more or less the same up and down, can improve the quality of products so that the film article are heated evenly.
The inwall of burner hearth has adopted heat-resistance stainless steel in addition, and stainless steel has played the reflect heat effect and impelled fire box temperature more even, has guaranteed the cleaning of burner hearth simultaneously.Through technological transformation of the present invention temperature uniformity is reached ± 3 ℃ precision, thoroughly solved the out-of-flatness problem after the heat treatment of wide film article, obtained better technology and imitated.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of burner hearth in the embodiment of the invention;
The structured flowchart of the temperature control system that Fig. 2 provides for the embodiment of the invention;
The circuit diagram of the temperature control system that Fig. 3 provides for the embodiment of the invention.
The specific embodiment
Thermocouple: thermocouple produces the electric conductor of a pair of different materials of electromotive force in circuit based on Seebeck effect.Thermocouple is a temperature element commonly used in the temperature measuring instrument, is conductor two ends by two kinds of heterogeneities when being bonded into the loop, when two abutment electric thermo-couple temperatures not simultaneously, will in the loop, produce thermocurrent.
Key point of the present invention is the thermal treatment zone of burner hearth is divided into thermal treatment zone group and following thermal treatment zone group; Be respectively arranged with heater in last thermal treatment zone group and the following thermal treatment zone group; When film article heat treated, therefore last thermal treatment zone group is worked with the heater in the group of the following thermal treatment zone simultaneously can realize even heating.
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
The present invention discloses a kind of heating system that is used for the heating of film article, is heated in the film article heat treatment process evenly to be implemented in.
Please with reference to shown in Figure 1, wherein, 1 is burner hearth; 11 is inwall; 121 is first thermal treatment zone; 122; Second thermal treatment zone; 123 the 3rd thermals treatment zone; 131 the 4th thermals treatment zone; 132 is the slender acanthopanax hot-zone; 133 is the 6th thermal treatment zone.
This heating system that is used for the heating of film article comprises: burner hearth 1, primary heater, secondary heater and temperature control system, and wherein, burner hearth inside is divided into thermal treatment zone group and following thermal treatment zone group; In the group of the last thermal treatment zone a plurality of primary heaters are set; Be provided with a plurality of secondary heaters in the group of the following thermal treatment zone; Temperature control system is controlled the unlatching of primary heater and secondary heater according to detected burner hearth internal temperature or is closed.When the heating film article, heat the upper and lower of film article all having heaters, and therefore temperature is more or less the same up and down, can improve the quality of products so that the film article are heated evenly.
Being provided with a plurality of thermals treatment zone in the group of the last thermal treatment zone, a primary heater is installed in each thermal treatment zone, in embodiments of the present invention, be provided with three thermals treatment zone, is respectively first thermal treatment zone 121, second thermal treatment zone 122 and the 3rd thermal treatment zone 123.
And down be provided with a plurality of thermals treatment zone in the group of the thermal treatment zone, and a secondary heater is installed in each thermal treatment zone, in embodiments of the present invention, be provided with three thermals treatment zone, be respectively the 4th thermal treatment zone 131, slender acanthopanax hot-zone 132 and the 6th thermal treatment zone 133.
Wherein, in order better to control the heating-up temperature in each thermal treatment zone, be arranged on the heater in the thermal treatment zone, the spacing of adjacent heater equates that promptly, the spacing that is arranged on the first adjacent thermal treatment zone in the group of the thermal treatment zone equates; The spacing that is arranged on down the second adjacent thermal treatment zone in the group of the thermal treatment zone equates.
In order further to guarantee in the burner hearth not uniformity of temperature profile, the material of the inwall 11 of burner hearth is a stainless steel, because therefore stainless good heat conduction effect, when primary heater heats with secondary heater, can be delivered to the lower zone of temperature with heat fast.
Above-mentioned temperature control system 14 mainly is to control the unlatching of primary heater and secondary heater and perhaps close through detecting in the burner hearth size of temperature in each thermal treatment zone.Please with reference to shown in Figure 2.
This temperature control system comprises Temperature sampler 141, temperature controller 142 and breaker 143, and wherein, Temperature sampler 142 can be gathered the value of the reaction temperature size of a certain thermal treatment zone of burner hearth; Also can gather the temperature value in all thermals treatment zone, in embodiments of the present invention, preferably gather the temperature value in all thermals treatment zone; Promptly; Be provided with a Temperature sampler 142 in each thermal treatment zone, each Temperature sampler 142 a corresponding temperature controller and breaker 143 is through the collecting temperature size; The break-make of control breaker 143, and then the unlatching of control heater or close.
Because in the embodiment of the invention; Each thermal treatment zone is provided with a heater; Each heater corresponding Temperature sampler 141, temperature controller 142 and a breaker 143; For the clear relation of describing heater, Temperature sampler 141, temperature controller 142 and breaker 143 in each thermal treatment zone; And in the inventive embodiments, mainly introduce the relation of heater, Temperature sampler 141, temperature controller 142 and breaker 143 in first thermal treatment zone, second thermal treatment zone and the 3rd thermal treatment zone.Please with reference to shown in Figure 3.
Owing to realize that temperature acquisition and temperature controlled device are a lot, do not do detailed description at this, the Temperature sampler 141 in the embodiment of the invention is a thermocouple, temperature controller 142 is a temp controlled meter.
The L of temp controlled meter N1 end links to each other with live wire L1, N hold and link to each other with ground wire N; The positive pole of temp controlled meter links to each other with the two ends of thermocouple BT1 respectively with negative pole; Temp controlled meter N1 directly links to each other with power controller VS1, through the watt level of power controller VS1 control heater R1; Be in series with heater R1 between the U2 end of power controller VS1 and the N1 end, and directly link to each other with the terminals of circuit breaker Q F1, the U1 end of power controller VS1 directly links to each other with another terminals of circuit breaker Q F1; The U1 with power controller VS1 of circuit breaker Q F1 holds corresponding leading-out terminal directly to link to each other with live wire L1, and another leading-out terminal links to each other with ground wire N; Wherein, in order clearly to understand size of current, done TA1 and be parallel with ammeter PA1 through spending at the U1 of power controller VS1 end.
The L of temp controlled meter N2 end links to each other with live wire L2, N hold and link to each other with ground wire N; The positive pole of temp controlled meter links to each other with the two ends of thermocouple BT2 respectively with negative pole; Temp controlled meter N2 directly links to each other with power controller VS2, through the watt level of power controller VS2 control heater R2; Be in series with heater R2 between the U2 end of power controller VS2 and the N2 end, and directly link to each other with the terminals of circuit breaker Q F2, the U1 end of power controller VS2 directly links to each other with another terminals of circuit breaker Q F2; The U1 with power controller VS2 of circuit breaker Q F2 holds corresponding leading-out terminal directly to link to each other with live wire L2, and another leading-out terminal links to each other with ground wire N; Wherein, in order clearly to understand size of current, done TA2 and be parallel with ammeter PA2 through spending at the U1 of power controller VS2 end.
The L of temp controlled meter N3 end links to each other with live wire L3, N hold and link to each other with ground wire N; The positive pole of temp controlled meter links to each other with the two ends of thermocouple BT3 respectively with negative pole; Temp controlled meter N3 directly links to each other with power controller VS3, through the watt level of power controller VS3 control heater R3; Be in series with heater R3 between the U2 end of power controller VS3 and the N3 end, and directly link to each other with the terminals of circuit breaker Q F3, the U1 end of power controller VS3 directly links to each other with another terminals of circuit breaker Q F3; The U1 with power controller VS3 of circuit breaker Q F3 holds corresponding leading-out terminal directly to link to each other with live wire L3, and another leading-out terminal links to each other with ground wire N; Wherein, in order clearly to understand size of current, done TA3 and be parallel with ammeter PA3 through spending at the U1 of power controller VS3 end.
Be divided into thermal treatment zone group and following thermal treatment zone group with burner hearth in the embodiment of the invention; Wherein, Last thermal treatment zone group is provided with a plurality of primary heaters; Following thermal treatment zone group is provided with a plurality of secondary heaters, and primary heater and secondary heater are realized accuracy control over temperature in the burner hearth under the control of temperature control system.When the heating film article, heat the upper and lower of film article all having heaters, and therefore temperature is more or less the same up and down, can improve the quality of products so that the film article are heated evenly.
The inwall of burner hearth has adopted heat-resistance stainless steel in addition, and stainless steel has played the reflect heat effect and impelled fire box temperature more even, has guaranteed the cleaning of burner hearth simultaneously.Through technological transformation of the present invention temperature uniformity is reached ± 3 ℃ precision, thoroughly solved the out-of-flatness problem after the heat treatment of wide film article, obtained better technology and imitated.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation that does not break away from the spirit or scope of the present invention in other embodiments among this paper.Therefore, the present invention will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (7)
1. a heating system that is used for the heating of film article is characterized in that, comprising:
Burner hearth, said burner hearth inside are divided into thermal treatment zone group and following thermal treatment zone group;
A plurality of primary heaters, said primary heater are arranged on the said thermal treatment zone group that goes up;
A plurality of secondary heaters, said secondary heater are arranged on said thermal treatment zone group down; With
Temperature control system is used for controlling the unlatching of said primary heater and said secondary heater or closing according to detecting on the said burner hearth temperature level of thermal treatment zone group and following thermal treatment zone group.
2. the heating system that is used for the heating of film article according to claim 1 is characterized in that the number of said primary heater is three, and the spacing of adjacent primary heater equates.
3. the heating system that is used for the heating of film article according to claim 2 is characterized in that the number of said secondary heater is three, and the spacing of adjacent secondary heater equates.
4. according to each described heating system that is used for the heating of film article of claim 1-3, it is characterized in that the material of the inwall of said burner hearth is a stainless steel.
5. the heating system that is used for the heating of film article according to claim 4 is characterized in that said temperature control system comprises:
Breaker is used to control the path or the short circuit of said heater;
Temperature sampler, last thermal treatment zone group that is arranged on said burner hearth and following thermal treatment zone group are used to gather the temperature value of said burner hearth thermal treatment zone group, and change into the signal of telecommunication;
Temperature controller is used to receive the signal of telecommunication that said Temperature sampler collects, and according to the unlatching of said signal of telecommunication control institute breaker or close.
6. the heating system that is used for the heating of film article according to claim 5 is characterized in that said Temperature sampler is a thermocouple.
7. the heating system that is used for the heating of film article according to claim 6 is characterized in that said temperature controller is a temp controlled meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106100096A CN102555242A (en) | 2010-12-28 | 2010-12-28 | Heating system for heating membrane products |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106100096A CN102555242A (en) | 2010-12-28 | 2010-12-28 | Heating system for heating membrane products |
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| Publication Number | Publication Date |
|---|---|
| CN102555242A true CN102555242A (en) | 2012-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010106100096A Pending CN102555242A (en) | 2010-12-28 | 2010-12-28 | Heating system for heating membrane products |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58140220A (en) * | 1982-01-27 | 1983-08-19 | Chisso Eng Kk | Heat treatment of polypropylene biaxially oriented film |
| JPH01261431A (en) * | 1988-04-12 | 1989-10-18 | Teijin Ltd | Heat treatment of film |
| CN201413028Y (en) * | 2009-05-20 | 2010-02-24 | 中国矿业大学 | Segmented temperature control muffle furnace |
| CN201634572U (en) * | 2010-02-01 | 2010-11-17 | 浙江鼎玻自动化设备有限公司 | Glass tempering furnace produced in single and double type combining way |
| CN202130002U (en) * | 2010-12-28 | 2012-02-01 | 苏州工业园区久禾工业炉有限公司 | Heating system for heating membrane product |
-
2010
- 2010-12-28 CN CN2010106100096A patent/CN102555242A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58140220A (en) * | 1982-01-27 | 1983-08-19 | Chisso Eng Kk | Heat treatment of polypropylene biaxially oriented film |
| JPH01261431A (en) * | 1988-04-12 | 1989-10-18 | Teijin Ltd | Heat treatment of film |
| CN201413028Y (en) * | 2009-05-20 | 2010-02-24 | 中国矿业大学 | Segmented temperature control muffle furnace |
| CN201634572U (en) * | 2010-02-01 | 2010-11-17 | 浙江鼎玻自动化设备有限公司 | Glass tempering furnace produced in single and double type combining way |
| CN202130002U (en) * | 2010-12-28 | 2012-02-01 | 苏州工业园区久禾工业炉有限公司 | Heating system for heating membrane product |
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Application publication date: 20120711 |