CN204646557U - A kind of glue-guard structure used for blades of wind driven generator - Google Patents
A kind of glue-guard structure used for blades of wind driven generator Download PDFInfo
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- CN204646557U CN204646557U CN201520216110.1U CN201520216110U CN204646557U CN 204646557 U CN204646557 U CN 204646557U CN 201520216110 U CN201520216110 U CN 201520216110U CN 204646557 U CN204646557 U CN 204646557U
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- glue
- heavy stand
- guard structure
- blade
- driven generator
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Abstract
The utility model discloses a kind of glue-guard structure used for blades of wind driven generator, described glue-guard structure is integral type structure, includes for stopping and collecting the heavy stand of the redundant structure glue extruded in blade of wind-driven generator applying glue matched moulds process and be positioned at the mounting flange limit of these heavy stand both sides; Rivet interlacement is adopted between the cementing flange edge of described mounting flange limit and blade web side; Described glue-guard structure is arranged on the two cementing flange edges of two adjacent web the same sides in blade shell by the mounting flange limit of its heavy stand both sides, fills the gap between this two cementing flange edge.The utility model fundamentally solves dropping of adhesive inside blade web, thus improves leaf quality and performance, reduces the clean workload of follow-up blade interior and manpower and materials cost.
Description
Technical field
The utility model relates to the technical field of wind-driven generator blade web inside clean, refers in particular to a kind of glue-guard structure used for blades of wind driven generator.
Background technique
After wind electricity blade installation runs, along with the increase of the time limit, the foreign material of blade shell inside have become the emphasis of after-sales service.These foreign material not only produce noise, and can cause damage to complete machine, the meeting blocking blade tip discharge orifice that volume is little, and the water causing blade to be built up cannot flow out, and affects center of gravity and moment when operation; What weight was large can injure blade by a crashing object in blade running, even breaks blade root cover plate and produces fatal damage to complete machine.Therefore clear up these foreign material and become particularly important.
The work of blade shell internal cleaning comparatively bothers, and needs professional workforce's blade to shut down, climbs up tower cylinder, pierces in blade cavity and could clean, and cleaning work is frequent, and disposal costs are high.
The rubbish time generation of blade foreign material is vane manufacturing on the one hand, the auxiliary material that could not clear up in time.These foreign material can carry out improvement radical cure by technique when leaf production and quality.Be difficult to eradicate the redundant structure glue as extruded in blade applying glue matched moulds process on the other hand.Due to adhesion width and thickness will be guaranteed, so all suitably theoretical value can be exceeded when structure glue practical operation, thus avoid occurring the major accidents such as blade adhesion width is inadequate, bonding thickness low LCL.
The redundant structure glue extruded outside effective adhesion width, by blade deformation, chronic fatigue or affect with factors such as the shape chamber surface contact of not polishing structure glue all can be caused to drop.
As can be seen here, when solving cementing blade, the redundant structure glue that enclosure interior is extruded just has become the key solving enclosure interior rubbish.At blade industry, existing technique, for the structure glue cleaning after vane mold matching, can only be confined to the region that manually can enter, generally be only blade root about 1/3.Blade after matched moulds, in the middle part of blade and blade tip region, narrow space is flat, and people cannot enter at all.So, solve front segment structure glue in blade and drop clean particularly important for solution enclosure interior.With regard to current existing domestic and international blade production, the solution of problem is dropped still without relating to for web inside structure glue.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of simple and reliable for structure, glue-guard structure used for blades of wind driven generator that cost is low, easy and simple to handle is provided, be intended to fundamentally solve dropping of adhesive inside blade web, thus improve leaf quality and performance, reduce the clean workload of follow-up blade interior and manpower and materials cost.
For achieving the above object, technological scheme provided by the utility model is: a kind of glue-guard structure used for blades of wind driven generator, described glue-guard structure is integral type structure, includes for stopping and collecting the heavy stand of the redundant structure glue extruded in blade of wind-driven generator applying glue matched moulds process and be positioned at the mounting flange limit of these heavy stand both sides; Rivet interlacement is adopted between the cementing flange edge of described mounting flange limit and blade web side; Described glue-guard structure is arranged on the two cementing flange edges of two adjacent web the same sides in blade shell by the mounting flange limit of its heavy stand both sides, fills the gap between this two cementing flange edge.
Described heavy stand is rectangle heavy stand, its four sides be respectively to heavy stand internal direction tilt plane of inclination design, and they separately between connection be respectively reversed cone angle connection.
The other dual-side of described rectangle heavy stand forms overlap edge respectively, is overlapped mutually between two between rectangle heavy stand by respective corresponding overlap edge.
Relative plane of inclination, described heavy stand both sides is symmetrical.
Described glue-guard structure is that hand sticks with paste glass fibre reinforced plastic structure.
Described rivet is self-plugging rivet.
Compared with prior art, tool has the following advantages and beneficial effect the utility model:
1, when the cementing matched moulds of blade, adopt conventional method, the redundant structure glue extruded inside blade web can be made to drop in a large number, form enclosure interior rubbish, affect quality of product, increase maintenance cost, and adopting this glue-guard structure, the unnecessary structure glue of matched moulds process will be collected can not drop by heavy stand, eliminates the operation to structure glue cleaning, such follow-up maintenance cost will reduce greatly, and leaf quality and performance are also ensured.
2, process operation is easy, quick for installation, can not take the blade forming time, and eliminates the maintenance cost of follow-up enclosure interior junk-free.
Accompanying drawing explanation
Fig. 1 is the structural representation of glue-guard structure described in the utility model in embodiment 1.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the assembling web schematic diagram installing glue-guard structure described in the utility model in embodiment 1.
Fig. 4 is multiple glue-guard structure splicing schematic diagram in embodiment 1.
Fig. 5 is the mould schematic diagram manufacturing glue-guard structure described in the utility model in embodiment 1.
Fig. 6 is the gear glue effect schematic diagram of glue-guard structure described in the utility model in embodiment 1.
Fig. 7 is the structural representation of glue-guard structure described in the utility model in embodiment 2.
Embodiment
Below in conjunction with specific embodiment, the utility model is described in further detail.
Embodiment 1
As shown in Figure 1 to Figure 3, glue-guard structure used for blades of wind driven generator described in the present embodiment, for integral type hand sticks with paste glass fibre reinforced plastic structure, it includes for stopping and collecting the heavy stand 1 of the redundant structure glue extruded in blade of wind-driven generator applying glue matched moulds process and be positioned at the mounting flange limit 2 of these heavy stand 1 both sides; Wherein, described heavy stand 1 is rectangle heavy stand, and its four sides are respectively the plane of inclination design of tilting to heavy stand internal direction, they separately between connection be respectively reversed cone angle connection, and relative plane of inclination, these heavy stand 1 both sides is symmetrical; Described mounting flange limit 2 is the two long limits being molded over above-mentioned rectangle heavy stand, is adopt self-plugging rivet 5 to be connected between itself and the cementing flange edge 4 of blade web 3 side; Described glue-guard structure is arranged on the two cementing flange edges 4 of two adjacent web 3 the same sides in blade shell by the mounting flange limit 2 of its heavy stand 1 both sides, fill the gap between this two cementing flange edge 4, collected by heavy stand 1 and can not drop enter inside blade web 3 to realize the unnecessary structure glue of matched moulds process, thus the cleaning problems solved inside blade web, reduce the clean workload of follow-up blade interior and manpower and materials cost.When the multiple rectangle heavy stand of needs removes collection structure glue, the heavy stand of rectangle be between two loaded in two adjacent web 3 splices mutually, in case structure glue falls into inside blade web 3 from their gaps between the two, as shown in Figure 4.
Described in the present embodiment glue-guard structure be by Making mold, the form of mould is wooden model or other types mould, processes wanted profile in advance, polishing repair type process, after resin solidification, trimming obtains prefabricated component finished product.Its concrete condition is as follows:
The first step: make mould.As shown in Figure 5, A is wooden model base plate; B is wooden model (PVC) die face, Type B face thickness 1cm, and width C is more smaller than web cementing flange spacing, and length D determines according to demand, profile B surrounding chamfering 45 °; After two-part complete, use adhesive to bond together, then the process such as type, polishing, clean mould, sealing of hole, wiping releasing agent are repaiied on surface.
Second step: make glue-guard structure.Stick with paste frp layer at the mould left-hand seat that completing, after resin solidification, the demoulding is cut, and controls the width on mounting flange limit 2 during cutting well.
3rd step: mounting block plastic structure.When web assembling, by glue-guard structure, be placed on web 3, use self-plugging rivet 5 to be connected with the cementing flange edge 4 of web.
4th step: cementing matched moulds.During matched moulds, inner at blade shell 7, the unnecessary adhesive 8 extruded will drop in heavy stand 1, is unlikely to drop in blade, forms foreign material, as shown in Figure 6.
Embodiment 2
As shown in Figure 7, described in the present embodiment, two of rectangle heavy stand short sides form overlap edge 6 respectively as different from Example 1, when the multiple rectangle heavy stand of needs removes collection structure glue, the heavy stand of rectangle be between two loaded in two adjacent web 3 is by respective corresponding overlap edge 6 phase overlap joint.
The examples of implementation of the above are only the preferred embodiment of the utility model, not limit practical range of the present utility model with this, therefore the change that all shapes according to the utility model, principle are done, all should be encompassed in protection domain of the present utility model.
Claims (6)
1. a glue-guard structure used for blades of wind driven generator, it is characterized in that: described glue-guard structure is integral type structure, include for stopping and collecting the heavy stand (1) of the redundant structure glue extruded in blade of wind-driven generator applying glue matched moulds process and be positioned at the mounting flange limit (2) of this heavy stand (1) both sides; Rivet (5) is adopted to be connected between described mounting flange limit (2) and the cementing flange edge (4) of blade web (3) side; Described glue-guard structure is arranged on the two cementing flange edges (4) of two adjacent web (3) the same side in blade shell by the mounting flange limit (2) of its heavy stand (1) both sides, fills the gap between this two cementing flange edge (4).
2. a kind of glue-guard structure used for blades of wind driven generator according to claim 1, it is characterized in that: described heavy stand (1) is rectangle heavy stand, its four sides be respectively to heavy stand internal direction tilt plane of inclination design, and they separately between connection be respectively reversed cone angle connection.
3. a kind of glue-guard structure used for blades of wind driven generator according to claim 2, it is characterized in that: the other dual-side of described rectangle heavy stand forms overlap edge (6) respectively, overlapped mutually by respective corresponding overlap edge (6) between rectangle heavy stand between two.
4. a kind of glue-guard structure used for blades of wind driven generator according to claim 2, is characterized in that: relative plane of inclination, described heavy stand (1) both sides is symmetrical.
5. a kind of glue-guard structure used for blades of wind driven generator according to claim 1, is characterized in that: described glue-guard structure is that hand sticks with paste glass fibre reinforced plastic structure.
6. a kind of glue-guard structure used for blades of wind driven generator according to claim 1, is characterized in that: described rivet (5) is self-plugging rivet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520216110.1U CN204646557U (en) | 2015-04-10 | 2015-04-10 | A kind of glue-guard structure used for blades of wind driven generator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520216110.1U CN204646557U (en) | 2015-04-10 | 2015-04-10 | A kind of glue-guard structure used for blades of wind driven generator |
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| CN204646557U true CN204646557U (en) | 2015-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520216110.1U Active CN204646557U (en) | 2015-04-10 | 2015-04-10 | A kind of glue-guard structure used for blades of wind driven generator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104775994A (en) * | 2015-04-10 | 2015-07-15 | 广东明阳风电产业集团有限公司 | Adhesive-baffling structure for wind power generator blade |
-
2015
- 2015-04-10 CN CN201520216110.1U patent/CN204646557U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104775994A (en) * | 2015-04-10 | 2015-07-15 | 广东明阳风电产业集团有限公司 | Adhesive-baffling structure for wind power generator blade |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160425 Address after: 528437, two east gate, Torch Development Zone, Guangdong, Zhongshan Patentee after: Zhongshan Mingyang wind energy Blade Technology Co., Ltd. Address before: 528437 Guangdong torch hi tech Industrial Development Zone, Torch Road, No. 22, Ming Yang Industrial Park, Zhongshan Patentee before: Guangdong Mingyang Wind Power Group Co., Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20181214 Address after: 528437 No. 22 Torch Road, Torch Development Zone, Zhongshan City, Guangdong Province Patentee after: Ming Yang wisdom Energy Group AG Address before: 528437 East Second Circumference of Hengmen, Zhongshan Torch Development Zone, Guangdong Province Patentee before: Zhongshan Mingyang wind energy Blade Technology Co., Ltd. |
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| TR01 | Transfer of patent right |