CN211230707U - Convenient-to-mount propeller blade for wind driven generator - Google Patents
Convenient-to-mount propeller blade for wind driven generator Download PDFInfo
- Publication number
- CN211230707U CN211230707U CN201921716019.0U CN201921716019U CN211230707U CN 211230707 U CN211230707 U CN 211230707U CN 201921716019 U CN201921716019 U CN 201921716019U CN 211230707 U CN211230707 U CN 211230707U
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- connecting rod
- rod
- fixed
- installation
- propeller blade
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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 discloses a propeller blade convenient for installation for a wind driven generator, which structurally comprises a triangular connecting plate, the propeller blade is provided with a convenient installation mechanism through the bottom surface of the triangular connecting plate, a pulling block is pulled out, a connecting long rod and three clamping steel balls are driven by a moving rod to retract into an installation cylinder, at the moment, an embedded connecting rod is inserted into the installation cylinder, firstly, the embedded connecting rod is fixedly butted and installed with a connecting groove on a fixed block inside the installation cylinder through a lug on the embedded connecting rod, preliminary clamping is carried out, the moving rod is reset under the common cooperation effect of a guide reset plate and a reset spring, the three moving rods are driven by the connecting long rod to reset, at the moment, the clamping steel balls extend out of the installation cylinder and are butted and clamped with a groove on the embedded connecting rod, the embedded connecting rod and the installation cylinder are firmly clamped and installed through quick clamping mechanisms on two sides, the method is quicker, the workload is reduced, and the firmness of the propeller blade and the motor shaft is improved.
Description
Technical Field
The utility model relates to a wind power generation technical field, concretely relates to propeller blade convenient to installation for wind power generator.
Background
The wind power generator is an electric power device which converts wind energy into mechanical work, the mechanical work drives a rotor to rotate, and finally outputs alternating current.
Because propeller blade is comparatively large-scale, propeller blade is carrying out the in-process of installing with the generator, adopts the screw to screw up and install fixedly on the motor shaft, has not only increased the work load of installation like this, and humidity in the air leads to the screw to rust easily, reduces the installation fastness of propeller blade and motor shaft.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome the defects of the prior art, the propeller blade convenient to mount for the wind driven generator is provided, and the problems that the workload of mounting is increased, the screws are easy to rust due to the humidity in the air, and the mounting firmness of the propeller blade and a motor shaft is reduced due to the fact that the propeller blade is large and the propeller blade is mounted and fixed on the motor shaft by screwing the screws in the process of mounting with the generator are solved.
(II) technical scheme
The utility model discloses a following technical scheme realizes: the utility model provides a propeller blade for a wind driven generator, which is convenient to install and comprises a triangular connecting plate, the inside of the triangular connecting plate is in threaded connection with a fixing screw, the upper end of the convenient mounting mechanism is fixed with the bottom surface of the triangular connecting plate, the convenient installation mechanism comprises an embedded connecting rod, a convex block, a fixed block, a connecting groove, an installation cylinder and a quick clamping mechanism, the top end of the embedded connecting rod is fixed with the bottom surface of the triangular connecting plate, the lug is fixedly arranged at the bottom of the embedded connecting rod, the embedded connecting rod is embedded and installed inside the installation cylinder, the fixing block is installed at the bottom end inside the installation cylinder, a connecting groove is arranged in the middle end of the fixing block, the lug is arranged in the connecting groove in a clearance fit manner, swift screens mechanism installs on the installation section of thick bamboo inner wall, swift screens mechanism is terminal inconsistent with embedding connecting rod inner wall.
Further, the triangle connecting plate passes through fixed screw and connecting cylinder internal thread and is connected, the connecting rod has been inlayed and is fixed mutually to the connecting cylinder is inside, connecting rod externally mounted has the bearer bar, the connecting rod end is fixed with screw blade head through electric welding.
Further, swift screens mechanism is including carrying pull block, carriage release lever, direction reset plate, reset spring, connecting rod and screens steel ball, carry the pull block to install on installation section of thick bamboo surface, carry the pull block to fix mutually with the carriage release lever head end, the carriage release lever adopts clearance fit to run through inside the direction reset plate, the direction reset plate fixed mounting is inside the installation section of thick bamboo, the direction reset plate is inconsistent with the reset spring head end, reset spring end is inconsistent with the connecting rod, the carriage release lever end runs through inside the connecting rod and fixed mutually, the terminal fixed screens steel ball that is equipped with of carriage release lever, the screens steel ball is inconsistent with the inside counterbalance of embedding connecting rod.
Further, the embedding connecting rod is the cylinder structure, and the installation section of thick bamboo is cavity cylinder structure to the diameter of embedding connecting rod and the inside diameter phase-match of installation section of thick bamboo.
Furthermore, the lug is of a cylindrical structure and is concentrically installed with the embedded connecting rod, and the size of the lug is matched with that of the connecting groove.
Further, the carriage release lever is equipped with threely altogether to be the cylinder structure, the direction resets the inside cavity cylinder structure that is equipped with of board, and the carriage release lever diameter and the direction reset the inside cavity diameter phase-match of board.
Furthermore, the long connecting rod is of a cuboid structure, and the three moving rods are fixed with the long connecting rod.
Furthermore, the screens steel ball is equipped with threely altogether, is fixed mutually in three movable rod respectively, and the face of contradicting of embedding connecting rod and screens steel ball is equipped with the recess, recess and screens steel ball size phase-match.
Further, the embedded connecting rod is made of No. 45 steel.
Furthermore, the return spring is made of alloy spring steel.
(III) advantageous effects
Compared with the prior art, the utility model, following beneficial effect has:
in order to solve the problems that the installation workload is increased because the propeller blades are large, the screws are easy to rust due to the humidity in the air and the installation firmness of the propeller blades and the motor shaft is reduced because the propeller blades are screwed on the motor shaft for installation and fixation in the installation process of the propeller blades and a generator, a convenient installation mechanism is arranged on the bottom surface of a triangular connecting plate, a lifting block is pulled out, a connecting long rod and three clamping steel balls are driven by a moving rod to retract into an installation cylinder, an embedded connecting rod is inserted into the installation cylinder at the moment, firstly, the lug on the embedded connecting rod and a connecting groove on a fixed block in the installation cylinder are fixedly abutted for installation, preliminary clamping is carried out, the moving rod is reset under the common cooperation effect of a guide reset plate and a reset spring, and the three moving rods are driven by the connecting long rod to reset, at this moment, the clamping steel ball stretches out of the installation barrel and is in conflict clamping connection with the groove in the embedding connecting rod, the embedding connecting rod and the installation barrel are firmly clamped and installed through the quick clamping mechanisms on the two sides, the operation is quicker, the workload is reduced, and the firmness of the propeller blade and the motor shaft is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be obtained from these drawings without inventive effort.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal three-dimensional structure of the convenient mounting mechanism of the present invention;
fig. 3 is a schematic view of a partial three-dimensional structure of the convenient mounting mechanism of the present invention;
fig. 4 is a schematic perspective view of the quick positioning mechanism of the present invention.
In the figure: the device comprises a triangular connecting plate-1, a fixing screw-2, a connecting cylinder-3, a connecting rod-4, a protective frame-5, a propeller blade-6, a convenient installation mechanism-7, an embedded connecting rod-71, a bump-72, a fixing block-73, a connecting groove-74, an installation cylinder-75, a quick clamping mechanism-76, a lifting block-761, a moving rod-762, a guide reset plate-763, a reset spring-764, a connecting long rod-765 and a clamping steel ball-766.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used to indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are used only for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms will be understood by those skilled in the art according to the specific circumstances.
In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being either a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1, 2, 3 and 4, the present invention provides a propeller blade for a wind turbine, which is convenient to install: including triangle connecting plate 1, the inside and fixed screw 2 threaded connection of triangle connecting plate 1, convenient installation mechanism 7 upper end is fixed mutually with triangle connecting plate 1 bottom surface, convenient installation mechanism 7 is including embedding connecting rod 71, lug 72, fixed block 73, connecting groove 74, installation section of thick bamboo 75 and swift screens mechanism 76, embedding connecting rod 71 top is fixed mutually with triangle connecting plate 1 bottom surface, lug 72 fixed mounting is in embedding connecting rod 71 bottom, embedding connecting rod 71 is embedded inside installation section of thick bamboo 75, fixed block 73 is installed to the inside bottom of installation section of thick bamboo 75, the inside connecting groove 74 that is equipped with of fixed block 73 middle-end, lug 72 adopts clearance fit to install inside connecting groove 74, swift screens mechanism 76 installs on installation section of thick bamboo 75 inner wall, swift screens mechanism 76 end is inconsistent with embedding connecting rod 71 inner wall.
Wherein, triangle connecting plate 1 is through fixed screw 2 and the inside threaded connection of connecting cylinder 3, connecting rod 4 and fixed mutually have been inlayed to connecting cylinder 3 inside, 4 externally mounted on connecting rod have a protecting frame 5, 4 ends of connecting rod are fixed mutually through electric welding and 6 head ends of screw blade.
The quick clamping mechanism 76 comprises a lifting block 761, a moving rod 762, a guide reset plate 763, a reset spring 764, a connecting long rod 765 and a clamping steel ball 766, wherein the lifting block 761 is installed on the outer surface of the installation cylinder 75, the lifting block 761 is fixed with the head end of the moving rod 762, the moving rod 762 penetrates through the guide reset plate 763 by clearance fit, the guide reset plate 763 is fixedly installed inside the installation cylinder 75, the guide reset plate 763 is abutted to the head end of the reset spring 764, the tail end of the reset spring 764 is abutted to the connecting long rod 765, the tail end of the moving rod 762 penetrates through the inside of the connecting long rod 765 and is fixed, the tail end of the moving rod 762 is fixedly provided with the clamping steel ball 766, and the clamping steel ball 766 is abutted to the inside of the embedding connecting rod 71.
Wherein, embedding connecting rod 71 is the cylinder structure, and installation section of thick bamboo 75 is cavity cylinder structure to the diameter of embedding connecting rod 71 and the inside diameter phase-match of installation section of thick bamboo 75 do benefit to and play the firm effect of installing in installation section of thick bamboo 75 of embedding connecting rod 71.
Wherein, lug 72 is the cylinder structure to with imbedding the concentric installation of connecting rod 71, lug 72 size and connecting groove 74 size phase-match do benefit to and play the effectual effect of carrying out the screens with connecting groove 74 of lug 72.
Wherein, the shift lever 762 is equipped with threely altogether to be the cylinder structure, the inside cavity cylinder structure that is equipped with of direction reset plate 763, and shift lever 762 diameter and the inside cavity diameter phase-match of direction reset plate 763 do benefit to and play the effect that the shift lever 762 carries out free slip in the inside of direction reset plate 763.
Wherein, connect stock 765 and be the cuboid structure to three carriage release lever 762 all is fixed mutually with connecting stock 765, does benefit to play and drives the effect that three carriage release lever 762 removed simultaneously through connecting stock 765.
Wherein, screens steel ball 766 is equipped with threely altogether, is fixed mutually in three movable rod 762 respectively, and the face of contradicting of embedding connecting rod 71 and screens steel ball 766 is equipped with the recess, and recess and screens steel ball 766 size phase-match do benefit to and play the effect of carrying out effective screens through three screens steel ball 766 and embedding connecting rod 71.
Wherein, the embedded connecting rod 71 is No. 45 steel, and has the advantage of high strength.
The return spring 764 is made of alloy spring steel and has the advantage of high corrosion resistance.
According to the above table, the return spring 764 is made of alloy spring steel, so that the heat resistance and corrosion resistance of the return spring are greatly enhanced, and the service life of the return spring is prolonged.
This patent reset spring 764 adopt alloy spring steel material to be the steel grade that is used for making spring or other elastic component, the spring generally is work under alternating stress, common destruction form is fatigue failure, consequently, alloy spring steel must have high yield point and yield ratio, elastic limit, fatigue resistance, in order to guarantee that the spring has sufficient elastic deformation ability and can bear great load, and simultaneously, alloy spring steel still requires to have certain plasticity and toughness, certain hardenability, difficult decarbonization and difficult overheated.
The working principle is as follows: before the propeller is used, firstly, the propeller blade is vertically placed, and whether the potential safety hazard problem exists in the propeller blade is checked; when in use, in the first step, the installation cylinder 75 and the motor shaft are electrically welded; secondly, pulling out the lifting block 761, driving the connecting long rod 765 and three clamping steel balls 766 to retract into the mounting cylinder 75 through the moving rod 762, inserting the embedded connecting rod 71 into the mounting cylinder 75, firstly, fixing and abutting-mounting the lug 72 on the embedded connecting rod 71 and the connecting groove 74 on the fixed block 73 in the mounting cylinder 75 to perform preliminary clamping, then loosening the lifting block 761, resetting the moving rod 762 under the joint cooperation of the guiding reset plate 763 and the reset spring 764, driving the three moving rods 762 to reset through the connecting long rod 765, at this time, the clamping steel ball 766 extends out of the mounting cylinder 75 to perform abutting-clamping connection with the groove on the embedded connecting rod 71, firmly clamping-mounting the embedded connecting rod 71 and the mounting cylinder 75 through the quick clamping mechanisms 76 on both sides, driving the triangular connecting plate 1 to be fixed on a motor shaft by the embedded connecting rod 71, at this time, the installation is finished; and thirdly, driving the three propeller blades 6 to rotate through external wind power, enabling the triangular connecting plate 1 to rotate through the action of the connecting rod 4, and driving the motor shaft to rotate through the triangular connecting plate 1 to generate electricity.
It should be understood that the above-described embodiments are merely illustrative of the preferred embodiments of the present invention and the technical principles thereof. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, these modifications are within the scope of the present invention as long as they do not depart from the spirit of the present invention. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.
Claims (8)
1. The propeller blade convenient to mount for the wind driven generator comprises a triangular connecting plate (1), wherein the inside of the triangular connecting plate (1) is in threaded connection with a fixing screw (2);
the method is characterized in that: still include convenient installation mechanism (7), convenient installation mechanism (7) upper end is fixed mutually with triangle connecting plate (1) bottom surface, convenient installation mechanism (7) is fixed mutually including embedding connecting rod (71), lug (72), fixed block (73), connecting groove (74), installation section of thick bamboo (75) and swift screens mechanism (76), embedding connecting rod (71) top is fixed mutually with triangle connecting plate (1) bottom surface, lug (72) fixed mounting is in embedding connecting rod (71) bottom, embedding connecting rod (71) embedding is installed inside installation section of thick bamboo (75), fixed block (73) are installed to the inside bottom of installation section of thick bamboo (75), the inside connecting groove (74) that is equipped with of fixed block (73) middle-end, lug (72) adopt clearance fit to install inside connecting groove (74), swift screens mechanism (76) is installed on installation section of thick bamboo (75) inner wall, the tail end of the quick clamping mechanism (76) is abutted against the inner wall of the embedded connecting rod (71).
2. An easily installable propeller blade for a wind turbine according to claim 1, wherein: triangle connecting plate (1) is through fixed screw (2) and connecting cylinder (3) internal thread connection, connecting rod (4) and fixed mutually have been inlayed to connecting cylinder (3) inside, connecting rod (4) externally mounted has protecting frame (5), connecting rod (4) end is fixed mutually through electric welding and screw blade (6) head end.
3. An easily installable propeller blade for a wind turbine according to claim 1, wherein: the quick clamping mechanism (76) comprises a lifting block (761), a moving rod (762), a guide reset plate (763), a reset spring (764), a long connecting rod (765) and a clamping steel ball (766), the lifting block (761) is arranged on the outer surface of the mounting cylinder (75), the lifting block (761) is fixed with the head end of the movable rod (762), the moving rod (762) penetrates through the interior of the guide reset plate (763) by adopting clearance fit, the guide reset plate (763) is fixedly arranged in the installation barrel (75), the guide reset plate (763) is abutted against the head end of the reset spring (764), the tail end of the return spring (764) is pressed against the long connecting rod (765), the tail end of the movable rod (762) penetrates through the inside of the long connecting rod (765) and is fixed with the long connecting rod, the tail end of the moving rod (762) is fixedly provided with a clamping steel ball (766), and the clamping steel ball (766) is abutted to the inside of the embedded connecting rod (71).
4. An easily installable propeller blade for a wind turbine according to claim 1, wherein: the embedded connecting rod (71) is of a cylindrical structure, the mounting cylinder (75) is of a hollow cylindrical structure, and the diameter of the embedded connecting rod (71) is matched with the inner diameter of the mounting cylinder (75).
5. An easily installable propeller blade for a wind turbine according to claim 1, wherein: the convex block (72) is of a cylindrical structure and is concentrically installed with the embedded connecting rod (71), and the size of the convex block (72) is matched with that of the connecting groove (74).
6. A rotor blade for a wind turbine according to claim 3, wherein the rotor blade is adapted to be easily installed, and wherein: the number of the moving rods (762) is three, the moving rods are of a cylindrical structure, a cavity cylindrical structure is arranged inside the guide reset plate (763), and the diameter of each moving rod (762) is matched with that of a cavity inside the guide reset plate (763).
7. A rotor blade for a wind turbine according to claim 3, wherein the rotor blade is adapted to be easily installed, and wherein: the long connecting rod (765) is of a cuboid structure, and the three moving rods (762) are fixed with the long connecting rod (765).
8. A rotor blade for a wind turbine according to claim 3, wherein the rotor blade is adapted to be easily installed, and wherein: the clamping steel balls (766) are three in number and are fixed to the three moving rods (762) respectively, a groove is formed in the abutting surface of the embedded connecting rod (71) and the clamping steel balls (766), and the groove is matched with the clamping steel balls (766) in size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921716019.0U CN211230707U (en) | 2019-10-14 | 2019-10-14 | Convenient-to-mount propeller blade for wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921716019.0U CN211230707U (en) | 2019-10-14 | 2019-10-14 | Convenient-to-mount propeller blade for wind driven generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211230707U true CN211230707U (en) | 2020-08-11 |
Family
ID=71924436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921716019.0U Expired - Fee Related CN211230707U (en) | 2019-10-14 | 2019-10-14 | Convenient-to-mount propeller blade for wind driven generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211230707U (en) |
-
2019
- 2019-10-14 CN CN201921716019.0U patent/CN211230707U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200811 |
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| CF01 | Termination of patent right due to non-payment of annual fee |