CN208778154U - A kind of hot deicing heating device of wind power generation blade gas - Google Patents
A kind of hot deicing heating device of wind power generation blade gas Download PDFInfo
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- CN208778154U CN208778154U CN201821460227.4U CN201821460227U CN208778154U CN 208778154 U CN208778154 U CN 208778154U CN 201821460227 U CN201821460227 U CN 201821460227U CN 208778154 U CN208778154 U CN 208778154U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Direct Air Heating By Heater Or Combustion Gas (AREA)
Abstract
The utility model discloses a kind of hot deicing heating devices of wind power generation blade gas; including blower device, ventilation device, the pipeline heater being arranged on ventilation shaft; blower device is mounted on blade; ventilation device includes ventilation shaft; ventilation shaft connects blower device; blade includes blade web; pipeline heater includes pipeline cabinet, protective cover, thermal protection layer, terminal box, limit card slot, temp-sensitive sensor, protective net, is mounted on the intracorporal heating member of conduit box, and heating member is heating core or heating tube；Ventilation shaft and pipeline cabinet are adhered on blade web.The utility model uses and heating core is built into ventilation shaft is combined into a kind of installation site interconvertible pipeline heater on web, it is lower compared to the cost of manufacture of existing heater device, processing is relatively simple, installation site freedom degree is very big, simultaneously as the adjustability of installation site, is more favorable to the raising of heating efficiency.
Description
Technical field
The utility model relates to wind electricity blade clearing ice technology field, especially a kind of hot deicing heating of wind power generation blade gas
Device.
Background technique
Currently, the heater in wind electricity blade deicing industry for the hot deicing of gas is a kind of independent heating apparatus, need to match
Standby blower device, ventilation shaft, the components such as isolation board and control system that keep out the wind are used for the hot deicing of gas of wind electricity blade.Ventilation shaft
Interior on-way resistance is larger, and air heat dissipation ventilation area is not big enough, and thermal conversion efficiency is to be improved, and deicing effect is to be improved.This
Outside, since blade root position weight is excessively concentrated, cause blade loading uneven or heating component fixes unreliable, fatigue load
Cause adhesive failure.
In the prior art, application No. is a kind of high-power wind-driven generator leaves of the disclosure of the invention of CN201410461139.6
The hot anti-ice method of piece modularization gas and installation method are laid with logical in the heating system of root of blade setup module in blade
Air piping, and blade inlet edge is divided into two parts in ventilation shaft end setting wind deflector, make the hot wind in ventilation shaft
Blade tip can be led to and be recycled in root of blade by trailing edge, to make hot wind recycle in blade interior and form " leaf
Root-blade tip-blade root " closed loop, reaches the up-front purpose of emphasis heater blade.Application No. is CN201521020746.5's
Utility model discloses a kind of blade of wind-driven generator deicing structure, including heating component, hot blast conveying pipe road and return air duct,
Heating component be loaded on blade root position, hot blast conveying pipe road is located in the inner cavity of two web of blade interior or outside, air intake with
The air outlet of heating component connects, and outlet air end extends to position or blade tip position, return air duct in leaf and is located at blade interior two
The outside of web, and in the space of the side, using the second sealing partition partition, there are two regions, and a region is for being placed back into
Air piping, the inlet end of return air duct pass through the second sealing partition and put in another region, which can accommodate heat
The air inlet of the hot-air of wind conveyance conduit output, the outlet side of return air duct and heating component connects, by hot blast conveying pipe road,
Blade inlet edge inner cavity and return air duct constitute the hot-air circulatory flow of blade interior.The above prior art be difficult to solve by
Blade loading imbalance and heating component fix the not strong problem of reliability caused by blade root position, weight is excessively concentrated.
Utility model content
The utility model provides a kind of hot deicing heating device of wind power generation blade gas, solves due to blade root position weight
The unbalanced problem of blade loading caused by excessively concentrating.
The technical solution of the utility model is: a kind of hot deicing heating device of wind power generation blade gas, including blower device,
Ventilation device, blower device are mounted on blade, and ventilation device includes ventilation shaft, and ventilation shaft connects blower device, blade
Including blade web, the hot deicing heating device of wind power generation blade gas further includes the pipeline heating being arranged on ventilation shaft
Device, pipeline heater include pipeline cabinet and are mounted on the intracorporal heating member of conduit box；Ventilation shaft and pipeline cabinet are bonded
In on blade web.
The blower device includes air blower support and air blower, and air blower support is fixedly connected on blade, air blower
It is fixed by bolts in air blower support.
The hot deicing heating device of the wind power generation blade gas further includes flexible steel in flat section tubing, blower device and ventilation shaft
It is connected by flexible steel in flat section tubing, air blower includes blower outlet, and flexible steel in flat section tubing includes three parts being sequentially connected:
Flange-interface, intermediate bellows segment and ventilation interface tube, flange-interface are connected by bolt with blower outlet, interface tube of divulging information
Connect ventilation shaft.
Ventilation shaft includes preceding ventilation duct and rear venting pipe, before the front-end and back-end of pipeline cabinet are separately connected ventilation duct and
Rear venting pipe；The ventilation device includes preceding ventilation duct, pipeline cabinet, rear venting pipe and connector, wherein pipeline cabinet is simultaneously
The component part of pipeline heater；Preceding ventilation duct, pipeline cabinet are sequentially connected between rear venting pipe by connector, preceding ventilation duct,
Pipeline cabinet, rear venting pipe and connector are adhered on blade web.
Pipeline cabinet is hollow tube, and the longitudinal section of pipeline cabinet is circle；Pipeline cabinet be asbestos rubber class material or
Person's pipeline cabinet wall is pasted with heat-barrier material；Heating member is heating core, and heating core is ptc material；Preceding ventilation duct, rear venting pipe
Fibre reinforced composites are all made of with connector.
Heating member is heating core, the pipeline heater further include protective cover, thermal protection layer, terminal box, limit card slot,
Temp-sensitive sensor, protective net；The external side of conduit box is provided with protective cover, and heat-insulated protection is filled between protective cover and pipeline cabinet
Layer；The external side of conduit box is additionally provided with terminal box；Top surface and bottom surface are provided with limit card slot on pipeline box house, heating
Core is mounted in limit card slot；Pipeline tank ends are respectively arranged with air intake vent and air outlet, the air intake vent of the external side of conduit box
Temp-sensitive sensor is nearby respectively arranged with air outlet；Both ends are mounted on protective net in conduit box body, and protective net is installed by bolt
On pipeline cabinet.
Heating member is heating core, is provided with three column heating core assembly in conduit box body altogether, it includes seven that each column, which heats core assembly,
Root heating core and seven heating cores are located at the same vertical plane, and pipeline cabinet is cylindrical, and it is vertical that each column heats core assembly
In pipeline cabinet central axis.
The hot deicing heating device of the wind power generation blade gas further includes control system, the air blower, heating member, temperature
Dependent sensor is all connected with control system；Ventilation shaft includes pipeline air outlet, and pipeline heater is installed on ventilation shaft air outlet
Neighbouring position.
Pipeline cabinet is cylindrical, and heating member is heating tube, and the shape and tube circular cross sectional shape of heating tube match
It closes, heating tube is arranged on the inner surface of pipeline cabinet, and heating tube has two or more.
Two or more pipeline heaters are provided on ventilation shaft.
It heating core is built into ventilation shaft is combined into a kind of installation position the utility model has the beneficial effects that (1) uses
Set the interconvertible pipeline heater on web, it is lower compared to the cost of manufacture of existing heater device, processing is relatively simple, installation
Position freedom is very big, simultaneously as the adjustability of installation site, is more favorable to the raising of heating efficiency.Add with existing
Hot device is compared, and air blower provides high wind speed and is directly entered heater in existing heater, and the hot-air of heating is injected to through pipeline
In inner cavity, thermal loss is more serious in the process for hot-air, causes energy dissipation；Pipeline heater in the utility model can
It is installed on ventilation shaft air outlet neighbouring position, is avoided that and causes energy dissipation.(2) component of the utility model connects most of
Technique for sticking is pasted using hand, instead of existing mechanical connection, glass reinforced plastic made of hand paste has high-strength light, corrosion resistance
Well, the advantages that designability is excellent can preferably avoid the cracking of the cradle weld due to caused by load fatigue, connection bolt de-
Phenomena such as falling or being broken appearance.(3) the utility model has good maintainability, just in case scaling loss occurs in pipeline heater, may be used also
With the glass reinforced plastic polishing removal for pasting hand, equipment replacement is carried out.
Detailed description of the invention
Fig. 1 is the hot deicing schematic diagram of heating device of the utility model wind power generation blade gas；
Fig. 2 is the pipeline heater structural schematic diagram of the hot deicing heating device of the utility model wind power generation blade gas；
Fig. 3 is the heating core arrangement schematic diagram of the hot deicing heating device of the utility model wind power generation blade gas；
Description of symbols: 1 air blower support, 2 air blowers, 3 flexible steel in flat section tubing, 4 connectors, 5 ventilation shafts, 6 pipelines add
It is hot device, 7 air intake vents, 8 protective covers, 9 thermal protection layers, 10 terminal boxes, 11 wiring holes, 12 heating cores, 13 limit card slots, 14 temperature sensitive
Sensor, 15 protective nets.
Specific embodiment
Fig. 1 to Fig. 3 is please referred to, a kind of hot deicing heating device of wind power generation blade gas mainly includes blower device, flexibility
Connecting tube 3, ventilation device, pipeline heater 6, connector 4.Blower device includes air blower support 1 and air blower 2, air blower branch
Frame is pasted technique for sticking by hand and is fixed in blade body, and air blower is fixed by bolts in air blower support.Flexible connection
Pipe is divided into three structure divisions: flange-interface side, intermediate bellows segment and ventilation duct interface side.Flange-interface side passes through bolt and drum
Fan outlet is connected, and ventilation duct interface side connects ventilation shaft.Ventilation device includes ventilation shaft 5, pipeline cabinet and connector,
Ventilation shaft and connector are to use fibre reinforced composites made of pultrusion molding process, use connector between ventilation shaft
Pre-connection, then the two is adhered on blade web using hand paste technique for sticking.
Pipeline heater include pipeline cabinet (actually at the same be also ventilation device component part), it is protective cover 8, heat-insulated
Protective layer 9, terminal box 10, wiring hole 11, heating core 12, limit card slot 13, temp-sensitive sensor 14, protective net 15.Pipeline cabinet
It is a kind of hollow tube, preferably heat-resisting material, such as asbestos rubber class material, the preferably circular section of cross-sectional shape, conduit box
Air intake vent 7 and air outlet is respectively set in body both ends, is not necessarily to manufacturing flange interface.Pipeline box house both ends are respectively arranged with protective net,
Protective net is mounted on pipeline cabinet by bolt, and the two is arranged perpendicular to pipeline cabinet central axis.It is pushed up on pipeline box house
Face and bottom surface are oppositely arranged limit card slot, installation heating core in limit card slot, the preferred ptc material of heating core, in conduit box body
Three column heating core assembly is arranged in portion altogether, and each column heats core assembly including seven heating cores and seven heating cores are positioned at same vertical
Face, each column heating core assembly are each perpendicular to pipeline cabinet central axis.Protective cover, protective cover and pipeline are provided with outside conduit box body
It is filled with thermal protection layer between cabinet, prevents heat loss.The air intake vent and air outlet of the external side of conduit box are nearby respectively arranged with
Temp-sensitive sensor monitors air intake vent and air outlet air themperature.The external side of conduit box is provided with terminal box, is provided in terminal box
Wiring hole.
The hot deicing heating device of wind power generation blade gas may also include control system, air blower, heating core, temp-sensitive sensor
It is all connected with control system.Ventilation shaft includes pipeline air outlet, and pipeline heater is mountable to ventilation shaft air outlet position nearby
It sets.
The utility model replaces existing heater assembly using the structure that heating core is combined with ventilation shaft, by heating core
It is built into ventilation shaft and is combined into a kind of installation site interconvertible pipeline heater on web, heating core can be controlled independently
System operation is closed.It is distributed multiple heating cores in ventilation shaft to be conducive to reduce on-way resistance, expands air heat dissipation ventilation face
Product, to improve thermal conversion efficiency.The utility model arranges temp-sensitive sensor monitoring temperature, control system in air intake vent and air outlet
System controls heating core operating status according to feedback temperature or only one heating core is opened or two heating cores are opened simultaneously, or
Multiple heating cores are opened simultaneously, can promote heating efficiency to improve blade inner cavity temperature ramp, to improve deicing effect
Fruit.The utility model solves the problems, such as adhesive failure caused by fatigue load, using distributed built-in heating core solve due to
Blade loading is uneven caused by blade root position weight is excessively concentrated or heating component fixes the problems such as reliability is not strong.
The utility model is directly mounted on wind electricity blade web using pipeline heater for deicing.It is in the prior art
The hot deicing anti-ice method of gas is mainly to carry out deicing using containing the standoff heating device for being installed on root of blade.
Heating core in the utility model also the single heating tube with same heating efficiency can be used to be replaced, and should add
Heat pipe can be bent into respective shapes according to pipeline section shape, be arranged in entire interface (pipeline interior).This is practical
It is novel also multiple pipeline heaters to be set in ventilation shaft transmission path according to the heating power of all blade inner cavities.This
The pipeline cabinet heat-resisting material of utility model inner wall can be used to paste heat-barrier material and be replaced.The flexible of the utility model connects
Adapter tube can appraise and decide the necessity of its installation according to installation effect, occur that deviation is mountable to be adjusted, and zero deflection can then cancel peace
Dress.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on are included in the protection scope of the present invention.
Claims (10)
1. a kind of hot deicing heating device of wind power generation blade gas, including blower device, ventilation device, blower device are mounted on leaf
On piece, ventilation device include ventilation shaft, and ventilation shaft connects blower device, and blade includes blade web, characterized in that described
The hot deicing heating device of wind power generation blade gas further includes the pipeline heater being arranged on ventilation shaft, and pipeline heater includes
Pipeline cabinet and it is mounted on the intracorporal heating member of conduit box；Ventilation shaft and pipeline cabinet are adhered on blade web.
2. the hot deicing heating device of wind power generation blade gas according to claim 1, characterized in that the blower device packet
Air blower support and air blower are included, air blower support is fixedly connected on blade, and air blower is fixed by bolts in air blower branch
On frame.
3. the hot deicing heating device of wind power generation blade gas according to claim 2, characterized in that further include flexible connection
Pipe, blower device are connected with ventilation shaft by flexible steel in flat section tubing, and air blower includes blower outlet, flexible steel in flat section tubing packet
Include three parts being sequentially connected: flange-interface, intermediate bellows segment and ventilation interface tube, flange-interface pass through bolt and air blower
Air outlet is connected, and ventilation interface tube connects ventilation shaft.
4. the hot deicing heating device of wind power generation blade gas according to claim 1, characterized in that before ventilation shaft includes
Ventilation duct and rear venting pipe, ventilation duct and rear venting pipe before the front-end and back-end of pipeline cabinet are separately connected；The ventilation device
Including preceding ventilation duct, pipeline cabinet, rear venting pipe and connector, wherein pipeline cabinet is the component part of pipeline heater simultaneously；
Preceding ventilation duct, pipeline cabinet are sequentially connected between rear venting pipe by connector, preceding ventilation duct, pipeline cabinet, rear venting pipe and are connect
Head is adhered on blade web.
5. the hot deicing heating device of wind power generation blade gas according to claim 4, characterized in that pipeline cabinet is hollow
Tube body；Pipeline cabinet is that asbestos rubber class material or pipeline cabinet wall are pasted with heat-barrier material；Heating member is heating core, is added
Hot core is ptc material；Preceding ventilation duct, rear venting pipe and connector are all made of fibre reinforced composites.
6. the hot deicing heating device of wind power generation blade gas according to claim 2, characterized in that heating member is heating
Core；The pipeline heater further includes protective cover, thermal protection layer, terminal box, limit card slot, temp-sensitive sensor, protective net；Pipe
It is provided with protective cover on the outside of road cabinet, thermal protection layer is filled between protective cover and pipeline cabinet；The external side of conduit box is also set
It is equipped with terminal box；Upper top surface and bottom surface are provided with limit card slot in conduit box body, and heating core is mounted in limit card slot；Pipe
Road tank ends are respectively arranged with air intake vent and air outlet, and the air intake vent and air outlet of the external side of conduit box are nearby respectively arranged with temperature sensitive
Sensor；Both ends are mounted on protective net in conduit box body, and protective net is mounted on pipeline cabinet by bolt.
7. the hot deicing heating device of wind power generation blade gas according to claim 1, characterized in that heating member is heating
Core；Three column heating core assembly is provided in conduit box body altogether, it includes seven heating cores and seven heating cores that each column, which heats core assembly,
Positioned at the same vertical plane, pipeline cabinet is cylindrical, and each column heating core assembly is each perpendicular to pipeline cabinet central axis.
8. the hot deicing heating device of wind power generation blade gas according to claim 6, characterized in that further include control system
System, the air blower, heating member, temp-sensitive sensor are all connected with control system；Ventilation shaft includes pipeline air outlet, pipeline heating
Device is installed on ventilation shaft air outlet neighbouring position.
9. the hot deicing heating device of wind power generation blade gas according to claim 1, characterized in that heating member is heating
Pipe；Pipeline cabinet is cylindrical, and the shape of heating tube is matched with tube circular cross sectional shape, and heating tube is arranged in conduit box
On the inner surface of body, heating tube has two or more.
10. the hot deicing heating device of wind power generation blade gas according to claim 1, characterized in that on ventilation shaft
It is provided with two or more pipeline heaters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821460227.4U CN208778154U (en) | 2018-09-07 | 2018-09-07 | A kind of hot deicing heating device of wind power generation blade gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821460227.4U CN208778154U (en) | 2018-09-07 | 2018-09-07 | A kind of hot deicing heating device of wind power generation blade gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208778154U true CN208778154U (en) | 2019-04-23 |
Family
ID=66160143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821460227.4U Active CN208778154U (en) | 2018-09-07 | 2018-09-07 | A kind of hot deicing heating device of wind power generation blade gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208778154U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111749857A (en) * | 2020-07-07 | 2020-10-09 | 湖南拓天节能控制技术股份有限公司 | Blade gas-thermal deicing system and installation method thereof |
-
2018
- 2018-09-07 CN CN201821460227.4U patent/CN208778154U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111749857A (en) * | 2020-07-07 | 2020-10-09 | 湖南拓天节能控制技术股份有限公司 | Blade gas-thermal deicing system and installation method thereof |
| CN111749857B (en) * | 2020-07-07 | 2023-08-15 | 湖南拓天节能控制技术股份有限公司 | Blade air-heat deicing system and installation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230725 Address after: 412007 Haitian Road, Tianyuan District, Zhuzhou, Hunan Province, No. 18 Patentee after: ZHUZHOU TIMES NEW MATERIAL TECHNOLOGY Co.,Ltd. Patentee after: State Power Investment Group Jiangxi Ji'an new energy Co.,Ltd. Address before: 412007 Haitian Road, Tianyuan District, Zhuzhou, Hunan Province, No. 18 Patentee before: ZHUZHOU TIMES NEW MATERIAL TECHNOLOGY Co.,Ltd. |