CN216760875U - Electric heating iron flange at root of wind power blade - Google Patents
Electric heating iron flange at root of wind power blade Download PDFInfo
- Publication number
- CN216760875U CN216760875U CN202122973834.9U CN202122973834U CN216760875U CN 216760875 U CN216760875 U CN 216760875U CN 202122973834 U CN202122973834 U CN 202122973834U CN 216760875 U CN216760875 U CN 216760875U
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- resistance wire
- flange
- cover plate
- sinking groove
- plate
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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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Abstract
The utility model relates to an electric heating iron flange at the root of a wind power blade, which comprises: the resistance wire welding device comprises a flange plate, wherein a resistance wire sinking groove is formed in the flange plate, a resistance wire is laid in the resistance wire sinking groove, a resistance wire cover plate for packaging the resistance wire is further arranged on the flange plate, and the resistance wire cover plate is in threaded connection with the flange plate. The flange heating device takes the resistance wire as a heat source, is embedded in the flange plate and is connected to the electric control box through the power line, so that the heating and control functions of the flange are realized, the whole set of heating equipment is effectively simplified, the cost is reduced, the energy consumption is reduced, the operation is convenient and fast, and the space is saved.
Description
Technical Field
The utility model relates to a flange, in particular to an electric heating iron flange at the root of a wind power blade.
Background
Wind-powered electricity generation blade root erection bolt need pre-buried in the blade, and pre-buried position needs root iron flange to fix a position, and the forming process of blade in need the heating, and this iron flange that just requires root location also needs to possess the function of heating.
The existing root iron flange is mostly a water heating process and has the defects that: 1. the device comprises a die temperature controller, a water tank and the like, wherein 2. the die temperature controller, the water tank and the like need to be equipped, 2. the device occupies a small space at the root of the die, 3. the possibility of water leakage and potential safety hazard exist in the use process, and 4. the water heating copper pipe is pre-embedded in an iron flange and has the possibility of falling off.
Thus, there is a need for improvement of the prior art to satisfy the heating conditions while solving the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides an electric heating iron flange at the root of a wind power blade, which is used for solving the problems.
The utility model adopts a technical scheme that: provide wind-powered electricity generation blade root's electrical heating iron flange, include: the resistance wire welding device comprises a flange plate, wherein a resistance wire sinking groove is formed in the flange plate, a resistance wire is laid in the resistance wire sinking groove, a resistance wire cover plate for packaging the resistance wire is further arranged on the flange plate, and the resistance wire cover plate is in threaded connection with the flange plate.
Furthermore, the flange is semicircular, a plurality of bolt holes for connecting with the blades are preset in the flange, the resistance wire sinking groove comprises an inner sinking groove, an outer sinking groove and a connecting sinking groove, the inner sinking groove and the outer sinking groove are respectively positioned on two sides of the bolt holes, and two ends of the inner sinking groove and two ends of the outer sinking groove are communicated through the connecting sinking groove.
Furthermore, the resistance wire cover plate comprises an inner cover plate, an outer cover plate and a connecting cover plate, the inner cover plate encapsulates the resistance wire at the inner sunken groove, the outer cover plate encapsulates the resistance wire at the outer sunken groove, and the connecting cover plate covers the resistance wire at the connecting sunken groove.
Furthermore, the inner cover plate is composed of four circular arc inner plates, and the outer cover plate is composed of four circular arc outer plates.
Furthermore, a wiring groove is formed in the flange plate and connected with the resistance wire sinking groove, and a joint of the resistance wire is arranged at the wiring groove.
Furthermore, a wiring cover plate of the packaging connector is further arranged on the flange plate, and the wiring cover plate is in threaded connection with the flange plate.
Furthermore, the side face of the flange plate is also provided with two wiring holes, and the wiring holes are communicated with the wiring grooves.
The electric heating iron flange at the root of the wind power blade has the beneficial effects that:
1. the raw water heating flange needs a lot of auxiliary equipment, is changed into a resistance wire as a heat source, is embedded in the flange plate and is connected to the electric control box through a power line, so that the heating and control functions of the flange are realized, the whole set of heating equipment is effectively simplified, the cost is reduced, the energy consumption is reduced, the operation is convenient and fast, and the space is saved.
Drawings
FIG. 1 is a schematic view of an electrically heated iron flange coverplate for a wind turbine blade root according to a first embodiment of the present invention;
FIG. 2 is a schematic illustration of a first embodiment of the present invention of an electrically heated iron flanged cover for the root of a wind turbine blade;
FIG. 3 is a partial enlarged view of an electrically heated iron flange at the root of a wind turbine blade according to a first embodiment of the present invention;
the parts in the drawings are numbered as follows: 1. the welding wire comprises a flange plate, 2, a resistance wire sinking groove, 3, a resistance wire cover plate, 4, bolt holes, 5, a wiring groove, 6, a wiring cover plate, 21, an inner sinking groove, 22, an outer sinking groove, 23, a connecting sinking groove, 31, an inner cover plate, 32, an outer cover plate, 33, a connecting cover plate, 311, an arc-shaped inner plate, 321 and an arc-shaped outer plate.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the utility model.
Referring to fig. 1 to 3, a first embodiment of the present invention provides an electric heating iron flange for a wind turbine blade root, including: the electric blade comprises a semicircular flange plate, a plurality of bolt holes which are preset on the flange plate, and a plurality of bolt holes which are arranged in a semicircular arc shape and used for being connected with blades, wherein resistance wire sinking grooves are formed around the bolt holes, resistance wires are laid in the resistance wire sinking grooves, the heating function of the flange plate is realized through an electric heating method, and corresponding resistance wire cover plates are arranged on the resistance wire sinking grooves to package the resistance wires and ensure the electricity utilization safety.
The resistance wire sinking groove comprises an inner sinking groove, two outer sinking grooves and a connecting sinking groove used for communicating the inner sinking groove and the outer sinking groove, the inner sinking groove is positioned on the inner side of the semicircular arc formed by the arrangement of the bolt holes, and the outer sinking groove is positioned on the outer side of the semicircular arc formed by the arrangement of the bolt holes, so that the resistance wire can be uniformly paved on the flange plate to the maximum extent.
The resistance wire apron includes inner cover plate, outer apron and connection cover plate, and the resistance wire of heavy groove department in the inner cover plate encapsulation, the resistance wire of heavy groove department outside the outer apron encapsulation, the resistance wire of heavy groove department of connection cover plate cover connection, and inner cover plate, outer apron and connection cover plate all are through screwed connection to the ring flange on.
Specifically, the inner cover plate is composed of four arc-shaped inner plates, all the arc-shaped inner plates are connected with each other, the outer cover plate is composed of four arc-shaped outer plates, and all the arc-shaped outer plates are connected with each other, so that the assembly, disassembly and maintenance are facilitated.
Specifically, the two ends of the connecting cover plate are connected with the inner cover plate and the outer cover plate, and the side surface of the connecting cover plate is provided with abdicating of the bolt holes.
Still be provided with the wiring groove on the ring flange, the outside one outer heavy groove of wiring groove and resistance wire heavy groove meets, and the joint setting of resistance wire is in wiring groove department, and the ring flange side still is provided with two wiring holes, and wiring hole and wiring groove intercommunication are done a swift plug in the side of ring flange for the connection of resistance wire and power cord can be connected to the electric cabinet through the power cord.
Specifically, the flange plate is further provided with a wiring cover plate for packaging the joint, and the wiring cover plate is in threaded connection with the flange plate.
The electric heating iron flange at the root of the wind power blade has the beneficial effects that:
1. the raw water heating flange needs a lot of auxiliary equipment, is changed into a resistance wire as a heat source, is embedded in the flange plate and is connected to the electric control box through a power line, so that the heating and control functions of the flange are realized, the whole set of heating equipment is effectively simplified, the cost is reduced, the energy consumption is reduced, the operation is convenient and fast, and the space is saved.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (7)
1. The utility model provides an electrical heating iron flange of wind-powered electricity generation blade root which characterized in that includes: the resistance wire welding device comprises a flange plate, wherein a resistance wire sinking groove is formed in the flange plate, a resistance wire is laid in the resistance wire sinking groove, a resistance wire cover plate for packaging the resistance wire is further arranged on the flange plate, and the resistance wire cover plate is in threaded connection with the flange plate.
2. The electric heating iron flange for the root of the wind power blade according to claim 1, wherein the flange plate is semicircular, a plurality of bolt holes for connecting the flange plate with the blade are preset on the flange plate, the resistance wire sinking groove comprises an inner sinking groove, an outer sinking groove and a connecting sinking groove, the inner sinking groove and the outer sinking groove are respectively positioned at two sides of the bolt holes, and two ends of the inner sinking groove and the outer sinking groove are communicated through the connecting sinking groove.
3. The electric heating iron flange for the root of the wind power blade as claimed in claim 2, wherein the resistance wire cover plate comprises an inner cover plate, an outer cover plate and a connecting cover plate, the inner cover plate encapsulates the resistance wire at the inner sunken groove, the outer cover plate encapsulates the resistance wire at the outer sunken groove, and the connecting cover plate covers the resistance wire at the connecting sunken groove.
4. The electric heating iron flange for the root of the wind power blade as claimed in claim 3, wherein the inner cover plate is composed of four circular arc inner plates, and the outer cover plate is composed of four circular arc outer plates.
5. The electric heating iron flange at the root of the wind power blade as claimed in claim 1, wherein the flange plate is further provided with a wiring groove, the wiring groove is connected with a resistance wire sinking groove, and a joint of the resistance wire is arranged at the wiring groove.
6. The electric heating iron flange for the root of the wind power blade as claimed in claim 5, wherein a wiring cover plate for packaging the joint is further arranged on the flange plate, and the wiring cover plate is in threaded connection with the flange plate.
7. The electrically heated iron flange for the root of a wind turbine blade of claim 5, wherein two wiring holes are further formed in the side surface of the flange plate, and the wiring holes are communicated with the wiring grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122973834.9U CN216760875U (en) | 2021-11-30 | 2021-11-30 | Electric heating iron flange at root of wind power blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122973834.9U CN216760875U (en) | 2021-11-30 | 2021-11-30 | Electric heating iron flange at root of wind power blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216760875U true CN216760875U (en) | 2022-06-17 |
Family
ID=81965887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122973834.9U Active CN216760875U (en) | 2021-11-30 | 2021-11-30 | Electric heating iron flange at root of wind power blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216760875U (en) |
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2021
- 2021-11-30 CN CN202122973834.9U patent/CN216760875U/en active Active
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