CN101481750A - Heating system and heating means - Google Patents
Heating system and heating means Download PDFInfo
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- CN101481750A CN101481750A CNA2008100557236A CN200810055723A CN101481750A CN 101481750 A CN101481750 A CN 101481750A CN A2008100557236 A CNA2008100557236 A CN A2008100557236A CN 200810055723 A CN200810055723 A CN 200810055723A CN 101481750 A CN101481750 A CN 101481750A
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- heating
- formwork
- heating unit
- main line
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Abstract
The invention relates to a heating system and a heating method; wherein, the system comprises a shuttering; and the system also comprises a heating cabinet used for storing liquid to be heated, a main pipe line connected with the heating cabinet and used for transporting the liquid, at least a heating unit composed of copper tubes with fixed shape arranged in a line, connected in parallel on the main pipe line and connected with the part where the shuttering is not contacted with a die body, and a basic valve arranged at the main pipe line and used for controlling the connection or the disconnection between the heating cabinet and the main pipe line. The system can effectively correct the defects of bad heating effect, high cost, heavy energy loss and the like in the prior art of heat treatment, and can realize heating. The system has the advantages of controllable heating temperature, low cost and good safety.
Description
Technical field
The present invention relates to a kind of heating system and method.Relate in particular to a kind of heating system and heating means that mould is heated.
Background technology
The maximization of wind energy conversion system is a kind of trend in the present Wind Power Utilization in the world, and many countries have all begun the development of large scale wind power machine as Germany, Denmark, the U.S. and Sweden.Along with the increase year by year of wind-power electricity generation single-machine capacity, the length of its blade is also more and more longer, and corresponding art of vane also becomes increasingly complex.The blade diameter of the 6MW wind energy conversion system of external development in 2007 has surpassed 100m, and for guaranteeing the intensity of blade, a very important link is heat-treated blade exactly in the manufacturing processed of blade in this case.
At present domestic most of blade manufacturer does not all adopt thermal treatment, adopts the heat treated warm air beating scheme that adopts more, heats warm canopy by build one around blade, realizes heating blade with calorifier by adding warm air.This warm air beating scheme heats is poor, can't reach the temperature of processing requirement, and heats inhomogeneously, and the temperature of heating also is difficult to control, and the excessive warm air that makes of warm canopy specific heat load is difficult to recycle, causes very big power loss.
The external main nichrome wire heat protocol that adopts, the nichrome wire that in mould, distributes, by to the nichrome wire energising, the nichrome wire temperature raises and heating mould is realized the heating to blade.This method need be provided with complicated temperature survey and Controlling System, the cost costliness, and it is poor to make electricity consumption carry out heating safety, can't lower the temperature, and causes fire easily.
Summary of the invention
The purpose of this invention is to provide a kind of heating system and method, poor to solve prior art to the thermal treatment heats of pneumatic equipment blades made, cost height, defective such as power loss is serious.
To achieve these goals, first aspect present invention provides a kind of heating system, comprises formwork, also comprises:
Heating container is used to store liquid to be heated;
Main line is connected with described heating container, is used to carry described liquid;
One or more heating units are arranged by the copper pipe of solid shape and to be constituted, and are connected in parallel on the described main line, and are connected with the discontiguous part of described formwork and die body;
Main valve is arranged on the described main line, is used to control connection or partition between described heating container and the main line.
In technique scheme, can also comprise: temperature element, be arranged on the exit of each described heating unit, be used to measure the temperature of the liquid in described exit.
To achieve these goals, the present invention also provides a kind of heating means, and concrete steps are:
Be provided for the main line of fluid transfer in the formwork outside, described main line be connected with one or more heating units, and described heating unit is connected to described formwork and the discontiguous part of die body;
Heating liquids is transported in the described heating unit by main line, described formwork is heated.
The present invention proposes a kind of heating system and heating means, can heat, realize blade is heat-treated in making processes pneumatic equipment blades made mould etc.By heating unit and heating container are set, heating liquids is injected into the heating that realizes in the heating unit that is embedded in the formwork the blade formwork; And by temperature element is set heat-treatment process is monitored further, thereby the thermal treatment of processing requirement is satisfied in realization to blade.The present invention is to the blade homogeneous heating, and Heating temperature is controlled, and cost is low, security is good, be not easy to occur hidden danger such as fire, and the controllability of temperature is good, owing to after heating finishes, can cool off by pouring into the liquid lower than die temperature, therefore, can effectively prolong the work-ing life of mould, reduce infringement, after mold heated finishes, reduce the temperature of mould as early as possible mould, compare with prior art electrically heated and warm air beating, have very big practicality and beneficial effect.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Description of drawings
Fig. 1 is a heating system example structure synoptic diagram of the present invention;
Fig. 2 is a heating system cross section structure embodiment synoptic diagram of the present invention;
Fig. 3 is heating unit copper pipe arrangement architecture embodiment one synoptic diagram of the present invention;
Fig. 4 a is heating unit copper pipe arrangement architecture embodiment two synoptic diagram of the present invention;
Fig. 4 b is heating unit copper pipe arrangement architecture embodiment three synoptic diagram of the present invention;
Fig. 4 c is heating unit copper pipe arrangement architecture embodiment four synoptic diagram of the present invention;
Fig. 5 heating means embodiment schema of the present invention.
Embodiment
As shown in Figure 1, be heating system example structure synoptic diagram of the present invention, the present embodiment heating system comprises heating container 1, main line 2, heating unit 3 and main valve 5.Wherein heating container 1 is used to store liquid to be heated.Main line 2 is connected with heating container 1, and main line 2 is used for carrying the liquid of heating container 1, is parallel with one or more heating units 3 on the main line 2.Main line 2 is provided with main valve 5, is used to control connection or partition between heating container 1 and the main line 2.
The present invention proposes a kind of heating system, can in the making processes of pneumatic equipment blades made, heat-treat it.By heating unit and heating container are set, heating liquids is injected in the heating unit that is embedded in the formwork to come blade is heated, thereby the thermal treatment of processing requirement is satisfied in realization to blade.Homogeneous heating of the present invention, Heating temperature is controlled, and cost is low, and security is good.
In technique scheme, the embodiment of the invention also comprises pump 4, as the K type thermopair 6 of temperature element, and heating unit valve 7.Pump 4 is arranged on the main line 2, is used for the liquid of heating container 1 is pumped into main line 2 from heating container 1.Thermopair 6 is arranged on the exit of heating unit 3, is used to measure the temperature of exit liquid, the temperature variation of monitoring heating unit 3.Heating unit valve 7 is arranged on the heating unit 3, is used to control connection or partition between main line 2 and the heating unit 3.
Again as shown in Figure 2, be heating system cross section structure embodiment synoptic diagram of the present invention, in the present embodiment, the copper pipe 31 that heating unit 3 is arranged by solid shape is formed, the back side of heating unit 3 and formwork 8, and promptly formwork 8 is connected with the discontiguous one side of blade.Be filled with reinforced heat conduction layer 9 between heating unit 3 and the formwork 8, formwork 8 is the major portion of the mould of manufacturing pneumatic equipment blades made.The liquid of storage can be water or oil or other fluids in the heating container 1, present embodiment is example with water, implement when of the present invention, heating container 1 heats the water of storage earlier, be heated to and satisfy the temperature that the blade heat-treating process is required, open main valve 5 and heating unit valve 7, pump 4 is pumped into hot water the main line 2 from heating container 1, main line 2 is given each heating unit 3 with delivery, the temperature of the copper pipe 31 of heating unit 3 rises, the heat of copper pipe 31 sees through reinforced heat conduction layer 9 and reaches formwork 8, makes the temperature of formwork 8 raise gradually, and formwork 8 is heated and realizes thermal treatment to blade.Heating unit 3 exits are provided with the temperature conditions of the liquid of 6 pairs of heating units 3 of thermopair and in time monitor, and prevent that flase operation from appearring in some heating unit valve 7.Promptly the temperature of formwork 8 is monitored, so that in time adjust Heating temperature.
As shown in Figure 3, be heating unit copper pipe arrangement architecture embodiment one synoptic diagram of the present invention, in the present embodiment, form the copper pipe 31 of heating unit 3 and arrange to staggered two snakelike.Copper pipe 31 adopts this kind modes to arrange, and its area of dissipation is bigger, can be faster with the heat transferred formwork 8 of copper pipe 31; And copper pipe 31 is evenly distributed, thereby makes that the temperature of copper pipe 31 is also relatively more even through the temperature that reinforced heat conduction layer 9 reaches formwork 8.Under the situation that the cloth tube space limits to some extent, also can adopt the copper pipe of other arrangement.
Shown in Fig. 4 a, be heating unit copper pipe arrangement architecture embodiment two synoptic diagram of the present invention, copper pipe is arranged to two snakelike; Referring to shown in Fig. 4 b, be heating unit copper pipe arrangement architecture embodiment three synoptic diagram of the present invention again, copper pipe is arranged and is single snake-like; Referring to shown in Fig. 4 c, be heating unit copper pipe arrangement architecture embodiment four synoptic diagram of the present invention again, copper pipe is arranged to single back-shaped.The out temperature deviation of these shape copper pipes is little, and the heat exchange effect does not have too large deviation.
In the present embodiment; because the heat conductivility of formwork 8 and blade material is all poor; therefore cover reinforced heat conduction layer 9 at the back side of formwork 8; and fill slit between the back side of heating unit 3 and formwork 8 with the material of reinforced heat conduction layer 9; the material of reinforced heat conduction layer 9 adopts the strong heat-conducting plastic of thermal conductivity, heat-conducting silicone grease, heat-conducting metal etc.; to reduce the temperature head on formwork 8 surfaces; make the homogeneity of formwork 8 surface temperatures satisfy the temperature difference and be no more than 5 processing requirement; make even to the Heating temperature of blade; also protected simultaneously the material of formwork 8, for example glass reinforced plastic.When the space between heating unit 3 and the formwork 8 is enough, can be between heating unit 3 and formwork 8 filling multilayer reinforced heat conduction layer 9, to strengthen heat-conducting effect.Space between heating unit 3 and the formwork 8 all needs to fill up with fillers such as wooden units, can not leave the slit, because the slit has heat-blocking action, can worsen heat transfer.Encapsulating is embedded in the formwork 8 heating unit 3 heating unit 3 whole coverings then, can also cover the thermal insulation layer 10 of suitable thickness on the formwork 8 and the surface of heating unit 3 again, as lagging materials such as rock wools, formwork 8 is reached heat insulation effect preferably.
When the temperature of formwork 8 too high, when not satisfying the processing requirement that blade is heated, can stop the heating of 1 pair of water of heating container, perhaps that implantation temperature in the heating container 1 is low than formwork 8 cold water, cold water makes copper pipe 31 cool off after being transported to heating unit 3, and then the temperature of cooling formwork 8, make formwork 8 can absorb the unnecessary heat that some position emits in the leaf production process, avoid that temperature is too high to cause damage to formwork 8 surfaces.Can also pass through switch heating unit valve 7 targetedly, heating unit 3 delivering hot waters or the cold water of needs heating or refrigerative blade position correspondence are realized.
The present embodiment heating system does not need complicated heating line and temperature controlling system, can save investment.Not only can heat, also can carry out deepfreeze, absorb the unnecessary heat that some position emits in the leaf production process blade to blade; And compare with prior art electrically heated and warm air beating, adopt the water heating safety fine, protection formwork surface has very big practicality.
Fig. 5 heating means embodiment schema of the present invention, as shown in Figure 5, concrete steps are:
Step 101, cover the reinforced heat conduction layer at the back side of formwork;
Step 102, heating unit directly is connected on the reinforced heat conduction layer, and fills gap between heating unit and the formwork, then heating unit is carried out that encapsulating is whole to be covered with materials such as reinforced heat conduction material, wooden units;
Step 103, on the surface of heating unit and formwork covering and heat insulating layer again, lagging material is a rock wool etc.;
Step 104, the water of storing in the heating container is heated, be heated to the temperature that meets processing requirement;
Step 105, with the heating water be transported in the heating unit by main line, heating unit is heated;
Step 106, the heating unit that is heated by hot water heat formwork.
Formwork in the present embodiment is an example with the formwork of making pneumatic equipment blades made; in present embodiment step 101; in 102; the working face of formwork; be positive promptly with the contacted one side of blade; with the discontiguous one side of blade be the back side; the material of the back side reinforced heat conduction layer of formwork adopts the strong heat-conducting plastic of thermal conductivity; heat-conducting silicone grease; heat-conducting metal etc.; to reduce the temperature head on formwork surface; make the homogeneity of formwork surface temperature satisfy the temperature difference and be no more than 5 processing requirement; make even to the Heating temperature of blade; also protected simultaneously the material of formwork; glass reinforced plastic for example also can be according to the space situation of the plumbers shed of practical situation or heating unit at the multilayer strengthened heat-conducting layer of the surface coverage of heating unit.
In the present embodiment, can also comprise that temperature elements such as using thermopair detects the fluid temperature in heating unit exit, regulates the heating of water according to the temperature that records.Too high as temperature when formwork, when not satisfying the processing requirement that blade is heated, can stop the heating of heating container to water, perhaps cold water will be injected in the heating container, cold water makes heating unit cool off after being transported to heating unit, and then the temperature of cooling formwork, make formwork can absorb the unnecessary heat that some position emits in the leaf production process, avoid that temperature is too high to cause damage to the formwork surface.Can also the heating unit delivering hot water or the cold water of needs heating or refrigerative blade position correspondence be realized targetedly by the heating unit valve of switch heating unit.Specifically can repeat no more referring to Fig. 1-Fig. 4 heating system structure of the present invention embodiment synoptic diagram and respective description herein.
The present invention is to the blade homogeneous heating, Heating temperature is controlled, cost is low, security is good, be not easy to occur hidden danger such as fire, and the controllability of temperature is good, can effectively prolong the work-ing life of mould, minimizing is compared with prior art electrically heated and warm air beating the infringement of mould, has very big practicality and beneficial effect.
It should be noted that at last: above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technical scheme of the present invention, and not break away from the spirit and scope of technical solution of the present invention.
Claims (10)
1. a heating system comprises formwork, it is characterized in that also comprising:
Heating container is used to store liquid to be heated;
Main line is connected with described heating container, is used to carry described liquid;
One or more heating units are arranged by the copper pipe of solid shape and to be constituted, and are connected in parallel on the described main line, and are connected with the discontiguous part of described formwork and die body;
Main valve is arranged on the described main line, is used to control connection or partition between described heating container and the main line.
2. heating system according to claim 1 is characterized in that, also comprises: temperature element, be arranged on the exit of each described heating unit, and be used to measure the temperature of described exit liquid.
3. heating system according to claim 1 is characterized in that, also comprises: the heating unit valve, be arranged on each described heating unit, and be used to control being communicated with or partition between described main line and the heating unit.
4. heating system according to claim 1 is characterized in that, also comprises: pump, be arranged on the described main line, and be used for the liquid of described heating container is pumped in the described main line.
5. according to the described arbitrary heating system of claim 1-4, it is characterized in that, be filled with the reinforced heat conduction material between described heating unit and the formwork.
6. heating means is characterized in that, comprising:
Be provided for the main line of fluid transfer in the formwork outside, described main line be connected with one or more heating units, and described heating unit is connected to described formwork and the discontiguous part of die body;
Heating liquids is transported in the described heating unit by main line, described formwork is heated.
7. heating means according to claim 6 is characterized in that, also comprise: when needs cool off described formwork, give the low liquid of described heating unit delivery ratio mould shell temperature by described main line.
8. heating means according to claim 6 is characterized in that, describedly described heating unit are connected to described formwork and the discontiguous part of die body specifically comprises:
Cover the reinforced heat conduction layer at formwork and the discontiguous part of die body;
On described reinforced heat conduction layer, connect heating unit;
Fill gap between described heating unit and the formwork with the reinforced heat conduction material.
9. heating means according to claim 6 is characterized in that, described heating liquids are transported in the described heating unit by main line, described formwork are heated specifically comprise:
The liquid of storing in the heating container is heated;
Heating liquids is transported in each heating unit by main line, each heating unit is heated;
Described heating unit heats formwork.
10. according to the described arbitrary heating means of claim 6-9, it is characterized in that, also comprise:
Fluid temperature to described heating unit exit detects, and according to the temperature that records the heating of described liquid is regulated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100557236A CN101481750B (en) | 2008-01-07 | 2008-01-07 | Heating system and heating means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100557236A CN101481750B (en) | 2008-01-07 | 2008-01-07 | Heating system and heating means |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101481750A true CN101481750A (en) | 2009-07-15 |
| CN101481750B CN101481750B (en) | 2010-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100557236A Active CN101481750B (en) | 2008-01-07 | 2008-01-07 | Heating system and heating means |
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| Country | Link |
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| CN (1) | CN101481750B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102000957A (en) * | 2010-12-14 | 2011-04-06 | 无锡市澳富特精密快速成形科技有限公司 | Method for manufacturing wind turbine blade mould |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2630911Y (en) * | 2003-06-09 | 2004-08-04 | 王邦枝 | Mould temperature controlling machine |
| CN2690137Y (en) * | 2004-03-08 | 2005-04-06 | 百阳国际股份有限公司 | Oil circulation mold temperature control structure |
| CN2743116Y (en) * | 2005-01-04 | 2005-11-30 | 汪永斌 | Circulating water type mould temperature control machine |
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2008
- 2008-01-07 CN CN2008100557236A patent/CN101481750B/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102000957A (en) * | 2010-12-14 | 2011-04-06 | 无锡市澳富特精密快速成形科技有限公司 | Method for manufacturing wind turbine blade mould |
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| Publication number | Publication date |
|---|---|
| CN101481750B (en) | 2010-10-13 |
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Assignee: BAIYIN SINO-WIND ENERGY CO., LTD. Assignor: Baoding Huayi Wind Turbine Blade Reasearch Development Co., Ltd. Contract record no.: 2011990000672 Denomination of invention: Sealed heating system and heating method Granted publication date: 20101013 License type: Exclusive License Open date: 20090715 Record date: 20110719 |