CN202846761U - Heating device for reinforced molding of front edge and back edge of large-size wind power blade - Google Patents
Heating device for reinforced molding of front edge and back edge of large-size wind power blade Download PDFInfo
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- CN202846761U CN202846761U CN 201220513767 CN201220513767U CN202846761U CN 202846761 U CN202846761 U CN 202846761U CN 201220513767 CN201220513767 CN 201220513767 CN 201220513767 U CN201220513767 U CN 201220513767U CN 202846761 U CN202846761 U CN 202846761U
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Abstract
The utility model provides a heating device for reinforced molding of a front edge and a back edge of a large-size wind power blade. The heating device mainly comprises a flexible lining (2), an inner side glass reinforced plastic arc board (3), an insulating ceramic tube (4), an electric heating wire (5), heat conduction resin (6), an outer side glass reinforced plastic arc board (7), thermal-insulating cotton (8), a temperature control switch (9) and a lead wire (10). The temperature control switch (9) controls a heating circuit and a heating temperature by manufacturing the inner side glass reinforced plastic arc board (3) capable of being tightly adhered to the blade and the electric heating wire (5) on the front edge and the back edge of the molded wind power blade, so that a reinforced molding type heating process is automatically controlled in a thermal-insulating condition; and the quality problems that the manual monitoring effect is unstable, heat in a heating process is excessively radiated, curing time is prolonged due to a too low temperature of the heating area, the wind power blade is burnt due to a too high temperature and the like can be solved. The product quality is improved; the energy waste can be reduced; and the production cost can be reduced.
Description
Technical field
The utility model belongs to the composite processing field shaping technique, relates generally to a kind of heater of strengthening moulding for large-scale wind electricity blade inlet edge, trailing edge.
Background technology
After large-scale wind electricity blade pressure surface and suction surface are bonding by adhesive, need to strengthen moulding in the leading edge of blade exterior, the position of trailing edge matched moulds seam.Reinforcement material is resin and glass fabric, the method moulding of adopting perfusion and hand to stick with paste.For making the position of strengthening moulding reach the prescribed strength requirement, require wind electricity blade leading edge and trailing edge are strengthened perfusion and hand paste complete after, reinforcing section is heated.Reinforcement forming process of the prior art mainly adopts infra-red roast light heating, heats with the far and near distance control of wind electricity blade leading edge, trailing edge by height and the roasting lamp of adjusting roasting lamp support.This heating means are owing to be subjected to condition restriction, and heat loss is too much in the time of can't causing heating at wind electricity blade surface coverage heat-insulation layer, and are slow to the regional temperature that needs heating was risen, and expend time in, and expend the energy, increase cost.And, because this heating means also do not have temperature control equipment.For the problem that prolong hardening time and heat time heating time is long avoiding occurring causing because heating-up temperature is inadequate with because the quality problems that produce because of the too high roasting paste wind electricity blade of heating-up temperature, so heating process is entirely by the personal monitoring.Personal monitoring's effect is very unstable, not only affects product quality, and has increased cost of labor.For solving the wind electricity blade leading edge, trailing edge is strengthened the heating problems of moulding, the inventor has consulted a lot of documents and materials, from published number of patent application be 200810240470.X " a kind of zone of heating of megawatt wind-power blade mould and heating means " and with application number be two pieces of patent documentations of 201120077146.8 " a kind of wind power blade female die heat tracing structures ", the technical scheme of putting down in writing in the former patent documentation is: by between the inner structure layer on mould master mold surface and external structure layer three sections heat-conducting layers being set at least, every section heat-conducting layer equidistantly is tiled in desired location by the some water conservancy diversion copper pipes that bend to snakelike shape in mode side by side.The technical scheme of latter's design is: the heat tracing structure is located at the steel frame outside of wind power blade female die, and it is outer that it is disposed with enhancement Layer in epoxy resin layer, the fiber, heating arrangement layer, the outer enhancement Layer of fiber, heat-insulation layer and insulation from inside to outside.The technical scheme of these two patent documentations all is to use for the heating of large-scale wind electricity blade mold and insulation, its pipeline system complex of deploying to ensure effective monitoring and control of illegal activities, and need more auxiliary equipment and special control software, be not suitable in the hot briquetting of large-scale wind electricity blade inlet edge, trailing edge reinforced region, using.
Summary of the invention
In view of existing problem in the prior art, the utility model design also discloses a kind of heater of strengthening moulding for large-scale wind electricity blade inlet edge, trailing edge.Leading edge by the wind electricity blade after moulding, trailing edge make can with the tight arc of fitting of blade, and at the outside of arc layout electrical heating wire, with temperature detect switch (TDS) control heater circuit switch and heating-up temperature bound, make the heating process of strengthening moulding be under the condition of thermal environment automatically control carry out, so just can solve, heating process heat loss unstable by personal monitoring's effect too much and the excessively low wind electricity blade of prolongation hardening time and the generation of heating region excess Temperature that causes of heating region temperature is baked the quality problems such as paste.
In order to realize the foregoing invention purpose, the disclosed concrete technical scheme of the utility model is: a kind of heater of strengthening moulding for large-scale wind electricity blade inlet edge, trailing edge, mainly be to be consisted of by soft liner, inner glass steel arc, insulating ceramics pipe, electrical heating wire, heat-conducting resin, outside fiberglass arc, heat-preservation cotton, temperature detect switch (TDS), wire, being provided with on wind electricity blade leading edge and the rear edge of wind turbine blade with wind electricity blade leading edge and rear edge of wind turbine blade needs the heating region conformal to fit tightly, the inner glass steel arc made from glass fibre and resin material; Describedly a kind ofly strengthen the heater of moulding for large-scale wind electricity blade inlet edge, trailing edge, wherein: inner glass steel arc is that leading edge, the trailing edge conformal with blade fits tightly; Described a kind of heater for large-scale wind electricity blade inlet edge, trailing edge reinforcement moulding, wherein: in inner glass steel arc, be bonded with soft liner, prevent inner glass steel arc scratch blade or strengthen required laying; Described a kind of heater for large-scale wind electricity blade inlet edge, trailing edge reinforcement moulding, wherein: be equipped with electrical heating wire at inner glass steel arc, for heating region heats, provides thermal source; Electrical heating wire is placed in the insulating ceramics pipe, also easy access and replacing when preventing from leaking electricity; Described a kind of heater for large-scale wind electricity blade inlet edge, trailing edge reinforcement moulding, wherein: use the heat-conducting resin filling and sealing around the insulating ceramics pipe, make heat evenly be delivered to whole inner glass arc, prevent hot-spot; Described a kind of heater of strengthening moulding for large-scale wind electricity blade inlet edge, trailing edge, wherein: the outside fiberglass arc made from glass fibre and resin material is fitted on the insulating ceramics pipe and the heat-conducting resin after the curing that electrical heating wire is housed, skin is enclosed with heat-preservation cotton, to prevent heat loss; Described a kind of heater for large-scale wind electricity blade inlet edge, trailing edge reinforcement moulding, wherein: temperature detect switch (TDS) is controlled opening or closing of heater circuit automatically, and the bound of control heating-up temperature is too high or too low to prevent heating-up temperature.
A kind of heater of strengthening moulding for large-scale wind electricity blade inlet edge, trailing edge described in the utility model, wind electricity blade leading edge and trailing edge strengthen perfusion or hand stick with paste complete after, the inner glass steel arc that adopts conformal to fit is fitted with needing heating region, reduce heater with need heating region between the gap; And be enclosed with heat-preservation cotton at the skin of outside fiberglass arc, and play the effect of under the condition of covering and heat insulating layer, the need heating region being heated, reached and prevented that heat scatters and disappears in a large number, improves the purpose of energy utilization rate.Adopt temperature detect switch (TDS) to the control of heater circuit switch and the control of heating-up temperature bound, overcome the unsettled problem of personal monitoring's effect, avoid occurring heat loss too much, the heating region temperature crosses low and quality problems that cause the wind electricity blade that prolongs hardening time or the heating region excess Temperature causes to be baked paste, improved product quality, reduced energy waste, reduce the cost of product, greatly improved operating efficiency.
Description of drawings
Fig. 1 is the structural representation of heater described in the utility model;
Fig. 2 is the partial enlarged drawing at A place in the heater structural representation described in the utility model;
Fig. 3 is that heater described in the utility model uses view.
Among the figure: 1, wind electricity blade; 2, soft liner; 3, inner glass steel arc; 4, insulating ceramics pipe; 5, electrical heating wire; 6, heat-conducting resin; 7, outside fiberglass arc; 8, heat-preservation cotton; 9, temperature detect switch (TDS); 10, wire; 11, rear edge of wind turbine blade; 12, wind electricity blade leading edge; 13, heater.
The specific embodiment
It is as follows to provide the specific embodiment of the present utility model below in conjunction with accompanying drawing:
As shown in Figure 1 and Figure 2, a kind of heater for large-scale wind electricity blade inlet edge, trailing edge reinforcement moulding of the present invention mainly is to be made of soft liner 2, inner glass steel arc 3, insulating ceramics pipe 4, electrical heating wire 5, heat-conducting resin 6, outside fiberglass arc 7, heat-preservation cotton 8, temperature detect switch (TDS) 9, wire 10; Be provided with the inner glass steel arc 3 made from glass fibre and resin material that needs with wind electricity blade leading edge 12 and rear edge of wind turbine blade 11 that the heating region conformals fit tightly on wind electricity blade leading edge 12 and the rear edge of wind turbine blade 11.In inner glass steel arc 3, be bonded with soft liner 2, preventing inner glass steel arc 3 scratch wind electricity blades, and play the effect of strengthening laying.Electrical heating wire 5 is laid on the inner glass steel arc 3, for heating region heating with thermal source is provided.Electrical heating wire 5 is placed in the insulating ceramics pipe 4, in case leak-stopping electricity and easy access and replacing.With heat-conducting resin 6 filling and sealings, heat can evenly be delivered on the whole inner glass steel arc 3 around the insulating ceramics pipe 4, prevent hot-spot.On the heat-conducting resin 6 after the outside fiberglass arc 7 that adopts glass fibre and resin material to make is fitted in insulating ceramics pipe 4 and solidifies, skin is enclosed with heat-preservation cotton 8 to prevent heat loss.Wire 10 1 ends connect electrical heating wire 5, and the other end is connected with temperature detect switch (TDS) 9, and temperature detect switch (TDS) 9 is opening or closing of control heater circuit automatically, and the bound of control heating-up temperature is too high or too low to prevent heating-up temperature.For the ease of movement, can movable supporting frame be installed at outside fiberglass arc.The specific operation process of heating is: large-scale wind electricity vanes half sheet form, matched moulds are bonding, behind the adhesive solidification, form the blade crude green body, with the cutting burrs of the rear edge of wind turbine blade 11 of crude green body, wind electricity blade leading edge 12 and polish smooth, need to strengthen the zone of moulding to forming blade shell rear edge of wind turbine blade 11 and wind electricity blade leading edge 12 outer surfaces and strengthen processing with resin material and glass fabric.Heater 13 is placed into the blade heating region, and adjusts, the soft liner 2 on the heater 13 is fitted tightly with wind electricity blade 1.Connect heater circuit and power supply circuits, adjust temperature detect switch (TDS) 9, the heating-up temperature bound is set, start automatically control.After reaching the heat time heating time of regulation, close temperature detect switch (TDS) 9, heater 13 is removed from interior electric blade 1.
Claims (5)
1. one kind is used for the heater that large-scale wind electricity blade inlet edge, trailing edge are strengthened moulding, and it is characterized in that: described heater mainly is to be made of soft liner (2), inner glass steel arc (3), insulating ceramics pipe (4), electrical heating wire (5), heat-conducting resin (6), outside fiberglass arc (7), heat-preservation cotton (8), temperature detect switch (TDS) (9), wire (10); Wherein be provided with the inner glass steel arc (3) that needs the heating region conformal to fit tightly with wind electricity blade leading edge (12) and rear edge of wind turbine blade (11) on wind electricity blade leading edge (12) and the rear edge of wind turbine blade (11), be bonded with soft liner (2) in the inner glass steel arc (3).
2. a kind of heater of strengthening moulding for large-scale wind electricity blade inlet edge, trailing edge according to claim 1, it is characterized in that: be equipped with electrical heating wire (5) at inner glass steel arc (3), electrical heating wire (5) is placed in the insulating ceramics pipe (4).
3. according to claim 1ly a kind ofly strengthen the heater of moulding for large-scale wind electricity blade inlet edge, trailing edge, it is characterized in that: insulating ceramics pipe (4) adopts heat-conducting resin (6) filling and sealing on every side.
4. a kind of heater of strengthening moulding for large-scale wind electricity blade inlet edge, trailing edge according to claim 1, it is characterized in that: outside fiberglass arc (7) is fitted on the insulating ceramics pipe (4) and the heat-conducting resin (6) after the curing of in-built electrical heating wire (5), and the skin of outside fiberglass arc (7) is enclosed with heat-preservation cotton (8).
5. according to claim 1ly a kind ofly strengthen the heater of moulding for large-scale wind electricity blade inlet edge, trailing edge, it is characterized in that: temperature detect switch (TDS) (9) is controlled opening or closing of heater circuit automatically, the bound of control heating-up temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220513767 CN202846761U (en) | 2012-10-09 | 2012-10-09 | Heating device for reinforced molding of front edge and back edge of large-size wind power blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220513767 CN202846761U (en) | 2012-10-09 | 2012-10-09 | Heating device for reinforced molding of front edge and back edge of large-size wind power blade |
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| Publication Number | Publication Date |
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| CN202846761U true CN202846761U (en) | 2013-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220513767 Expired - Lifetime CN202846761U (en) | 2012-10-09 | 2012-10-09 | Heating device for reinforced molding of front edge and back edge of large-size wind power blade |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102848493A (en) * | 2012-10-09 | 2013-01-02 | 洛阳双瑞风电叶片有限公司 | Heating device for reinforcing and molding front edge and rear edge of large-sized wind power blade |
| CN105952590A (en) * | 2016-07-05 | 2016-09-21 | 东方电气风电有限公司 | Heatable front edge flange plate for wind power blade |
| CN107859603A (en) * | 2017-09-30 | 2018-03-30 | 洛阳双瑞风电叶片有限公司 | A kind of anti-icing and deicing wind electricity blade and preparation method thereof |
| CN111914359A (en) * | 2020-07-09 | 2020-11-10 | 吉林重通成飞新材料股份公司 | Wind power blade trailing edge gap simulation method, system, equipment and storage medium |
-
2012
- 2012-10-09 CN CN 201220513767 patent/CN202846761U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102848493A (en) * | 2012-10-09 | 2013-01-02 | 洛阳双瑞风电叶片有限公司 | Heating device for reinforcing and molding front edge and rear edge of large-sized wind power blade |
| CN105952590A (en) * | 2016-07-05 | 2016-09-21 | 东方电气风电有限公司 | Heatable front edge flange plate for wind power blade |
| CN107859603A (en) * | 2017-09-30 | 2018-03-30 | 洛阳双瑞风电叶片有限公司 | A kind of anti-icing and deicing wind electricity blade and preparation method thereof |
| CN107859603B (en) * | 2017-09-30 | 2019-06-28 | 洛阳双瑞风电叶片有限公司 | A kind of anti-icing and deicing wind electricity blade and preparation method thereof |
| CN111914359A (en) * | 2020-07-09 | 2020-11-10 | 吉林重通成飞新材料股份公司 | Wind power blade trailing edge gap simulation method, system, equipment and storage medium |
| CN111914359B (en) * | 2020-07-09 | 2022-09-02 | 吉林重通成飞新材料股份公司 | Wind power blade trailing edge gap simulation method, system, equipment and storage medium |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130403 |
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| CX01 | Expiry of patent term |