CN219672774U - Wind power generation speed limiting device - Google Patents
Wind power generation speed limiting device Download PDFInfo
- Publication number
- CN219672774U CN219672774U CN202320139684.8U CN202320139684U CN219672774U CN 219672774 U CN219672774 U CN 219672774U CN 202320139684 U CN202320139684 U CN 202320139684U CN 219672774 U CN219672774 U CN 219672774U
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- generator
- wall
- fixing device
- wind power
- kinetic energy
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- 230000000670 limiting effect Effects 0.000 title claims abstract description 48
- 238000010248 power generation Methods 0.000 title claims abstract description 32
- 238000011084 recovery Methods 0.000 claims abstract description 43
- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- 230000002349 favourable effect Effects 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
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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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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Wind Motors (AREA)
Abstract
The utility model discloses a wind power generation speed limiting device which comprises a mounting frame, wherein a fixing device is arranged on the outer surface of one side of the mounting frame, a rotary damper is arranged on the outer surface of the front end of the fixing device, a speed limiting mechanism is arranged on the outer surface of the rear end of the fixing device, a transmission shaft is arranged on the inner wall of the fixing device, a rotating speed recovery mechanism is arranged on the outer surface of one side of the fixing device, a transmission belt is arranged on the outer wall of the transmission shaft, and the speed limiting mechanism comprises a friction plate, a connecting frame, a left fixing shell, a right fixing shell and connecting screws. This wind power generation speed limiting device through speed limiting mechanism and the rotational speed recovery mechanism that sets up, can carry out the speed limit to the aerogenerator pivot, avoids the too fast damage that causes wind power generation of aerogenerator pivot rotational speed, and secondly, can improve the recovery efficiency of unnecessary kinetic energy.
Description
Technical Field
The utility model relates to the field of wind driven generators, in particular to a wind power generation speed limiting device.
Background
A wind power generation speed limiting device is a device which is arranged on a wind power generator and limits the rotating speed of a blade of the wind power generator.
In China, patent application number: CN202122537752.X discloses a speed limiting device of a wind driven generator, comprising a generator component and a speed limiting component, wherein the generator component comprises a generator body, a rotor shaft arranged on one side of the generator body, a connecting sleeve arranged on one side of the rotor shaft, and fan blades arranged on the outer side of the connecting sleeve; the speed limiting assembly comprises a box body arranged on the outer side of the rotor shaft, a cylinder arranged on the inner wall of the box body, and a speed reducing block arranged on a piston rod of the cylinder. According to the device, when the fan blades are subjected to strong wind and need to be decelerated, the two air cylinders in the box body are started, the air cylinders drive the deceleration blocks to move towards the rotor shaft until the deceleration blocks are in contact with the rotor shaft, the deceleration blocks are used for limiting the speed of the rotor shaft, the fan blades are prevented from being damaged by the strong wind, the problem that when the wind force is large, the rotating speed of the blade blades is too high, the generator is overloaded and damaged is solved, however, the speed limiting device of the wind driven generator has certain defects when in use, firstly, the speed limiting effect of the blade is poor, and secondly, redundant rotational kinetic energy cannot be recovered.
Therefore, it is necessary to provide a wind power generation speed limiting device to solve the above problems.
Disclosure of Invention
The utility model mainly aims to provide a wind power generation speed limiting device which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a wind power generation speed limiter, includes the mounting bracket, one side surface of mounting bracket is provided with fixing device, fixing device's front end surface is provided with rotary damper, fixing device's rear end surface is provided with speed limit mechanism, fixing device's inner wall is provided with the transmission shaft, one side surface of fixing device is provided with rotational speed recovery mechanism, the outer wall of transmission shaft is provided with the drive belt, speed limit mechanism includes friction disc, link, left fixed shell, right fixed shell and connecting screw, rotational speed recovery mechanism includes generator input shaft, mount, power cord connector, wire limiting mechanism, mounting and kinetic energy recovery generator, one side of left fixed shell is provided with right fixed shell, the outer wall of left fixed shell and right fixed shell all is provided with the link, the outer wall of link is provided with connecting screw, the inner wall of left fixed shell and right fixed shell all is provided with the friction disc, one side surface of mount is provided with the kinetic energy recovery generator, the front end surface of kinetic energy recovery generator is provided with the generator input shaft, upper end one side of generator is provided with the power cord connector, the rear end is provided with the wire connector, the outer surface of the wire is provided with the fixed end of generator, the mounting end is retrieved.
Preferably, the outer wall of left side fixed shell and right side fixed shell all is connected with the one end surface fixed of link, the outer wall of link can be dismantled with the outer wall of connecting screw and be connected, the inner wall of left side fixed shell and right side fixed shell all is connected with the outer wall fixed of friction disc, is favorable to the stable in structure of speed limiting mechanism.
Preferably, one side surface of mount and one side surface fixed connection of generator is retrieved to kinetic energy, the front end surface of generator is retrieved to kinetic energy and one end surface fixed connection of generator input shaft, the upper end one side of generator is retrieved to kinetic energy and the lower extreme surface fixed connection of power cord connecting piece, the rear end surface of generator is retrieved to kinetic energy and one end surface fixed connection of mounting, the upper end surface of mounting and the lower extreme surface fixed connection of wire rod stop gear are favorable to rotational speed to retrieve the stable in structure of mechanism.
Preferably, the left fixed shell and the right fixed shell are detachably connected with the outer surface of the rear end of the fixing device through connecting screws, so that the connection stability of the speed limiting mechanism is facilitated.
Preferably, the outer surface of one side of the kinetic energy recovery generator is detachably connected with the outer surface of one side of the fixing device through the fixing frame, and the outer wall of the input shaft of the generator is detachably connected with the outer wall of the driving belt, so that the connection stability of the rotating speed recovery mechanism is facilitated.
Preferably, one side surface of mounting bracket and one side surface fixed connection of fixing device, fixing device's front end surface can be dismantled with rotary damper's rear end surface and be connected, fixing device's inner wall can be dismantled with the outer wall of transmission shaft and be connected, the outer wall of transmission shaft can be dismantled with the outer wall of drive belt and be connected, is favorable to wind power generation overspeed limiting device's overall structure stable.
Compared with the prior art, the utility model provides a wind power generation speed limiting device, which comprises the following components
The beneficial effects are that:
1. this wind power generation overspeed governor, through the speed limiting mechanism who sets up, when wind power generation overspeed governor installs, fixed shell installs overspeed governor about accessible link and connecting screw, and the friction disc of fixed shell inner wall about can carry out the speed limit to the wind power generator pivot, avoids wind power generator pivot rotational speed to cause wind power generation's damage too fast.
2. This wind power generation overspeed device tensioner, through the rotational speed recovery mechanism that sets up, when wind power generation overspeed device tensioner uses, accessible mount is with kinetic energy recovery generator to overspeed device tensioner one side, and the drive belt drives generator input shaft and rotates the production electric energy, and in the electric energy storage mechanism of wind power generation equipment was transmitted to the electric energy that the rethread power cord connecting piece will collect, wire rod stop gear and mounting still can carry out spacingly to the wiring of kinetic energy recovery generator, improves the recovery efficiency of unnecessary kinetic energy.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic view of a partial structure of the present utility model.
Fig. 3 is an enlarged view of the speed limiting mechanism 6 of fig. 1 according to the present utility model.
Fig. 4 is an enlarged view of the rotational speed recovery mechanism 7 of fig. 1 according to the present utility model.
In the figure: 1. a mounting frame; 2. a rotary damper; 3. a transmission shaft; 4. a transmission belt; 5. a fixing device; 6. a speed limiting mechanism; 7. a rotational speed recovery mechanism; 61. a friction plate; 62. a connecting frame; 63. a left fixed housing; 64. a right stationary housing; 65. a connecting screw; 71. a generator input shaft; 72. a fixing frame; 73. a power cord connector; 74. a wire limiting mechanism; 75. a fixing member; 76. and recovering the kinetic energy to form a generator.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1 to 4, a wind power generation speed limiting device comprises a mounting frame 1, a fixing device 5 is arranged on one side outer surface of the mounting frame 1, a rotary damper 2 is arranged on the front end outer surface of the fixing device 5, a speed limiting mechanism 6 is arranged on the rear end outer surface of the fixing device 5, a transmission shaft 3 is arranged on the inner wall of the fixing device 5, a rotating speed recovery mechanism 7 is arranged on one side outer surface of the fixing device 5, a transmission belt 4 is arranged on the outer wall of the transmission shaft 3, the speed limiting mechanism 6 comprises a friction plate 61, a connecting frame 62, a left fixing shell 63, a right fixing shell 64 and a connecting screw 65, the rotating speed recovery mechanism 7 comprises a generator input shaft 71, a fixing frame 72, a power wire connector 73, a wire limiting mechanism 74, a fixing member 75 and a kinetic energy recovery generator 76, a right fixing shell 64 is arranged on one side of the left fixing shell 63, connecting frames 62 are arranged on the outer walls of the left fixing shell 63 and the right fixing shell 64, the connecting frame 62 is provided with a connecting screw 65 on the outer wall, the inner walls of the left and right fixed shells 63 and 64 are respectively provided with a friction plate 61, one side outer surface of the fixing frame 72 is provided with a kinetic energy recovery generator 76, the front end outer surface of the kinetic energy recovery generator 76 is provided with a generator input shaft 71, one side of the upper end of the kinetic energy recovery generator 76 is provided with a power wire connector 73, the rear end outer surface of the kinetic energy recovery generator 76 is provided with a fixing piece 75, the upper end outer surface of the fixing piece 75 is provided with a wire limiting mechanism 74, the outer walls of the left and right fixed shells 63 and 64 are respectively fixedly connected with one end outer surface of the connecting frame 62, the outer wall of the connecting frame 62 is detachably connected with the outer wall of the connecting screw 65, the inner walls of the left and right fixed shells 63 and 64 are respectively fixedly connected with the outer wall of the friction plates 61, which is favorable for the structural stability of the speed limiting mechanism 6, one side surface of mount 72 and one side surface fixed connection of kinetic energy recovery generator 76, the front end surface of kinetic energy recovery generator 76 and one side surface fixed connection of generator input shaft 71, the upper end one side of kinetic energy recovery generator 76 and the lower extreme surface fixed connection of power cord connecting piece 73, the rear end surface of kinetic energy recovery generator 76 and one side surface fixed connection of mounting 75, the upper end surface of mounting 75 and the lower extreme surface fixed connection of wire rod stop gear 74, be favorable to the stable structure of rotational speed recovery mechanism 7, left side fixed shell 63 and one side surface of right side fixed shell 64 all are through connecting screw 65 and the rear end surface of fixing device 5 can be dismantled, be favorable to the connection stability of speed limiting mechanism 6, one side surface of kinetic energy recovery generator 76 is through mount 72 and one side surface of fixing device 5 can be dismantled and be connected, the outer wall of generator input shaft 71 can be dismantled with the outer wall of drive belt 4, be favorable to the connection stability of rotational speed recovery mechanism 7, one side surface of mounting bracket 1 and one side surface fixed connection of fixing device 5, the front end surface of fixing device 5 can be dismantled with the rear end surface of rotary damper 2, the inner wall of fixing device 5 and the outer wall of drive shaft 3 can be dismantled with the outer wall of drive shaft 3 can be favorable to the stable structure of the whole wind power generation device to be dismantled and be connected with the outer wall of drive shaft 3.
Principle of operation
The utility model relates to a wind power generation speed limiting device, when in use, a fixing device 5 and a rotating speed recovery mechanism 7 are installed in a wind power generator through a mounting frame 1, then a rotating shaft of the wind power generator is connected with a transmission shaft 3, the installation of the whole wind power generation speed limiting device can be completed, the arranged speed limiting mechanism 6 can be used for installing a left and right fixing shells on the speed limiting device through a connecting frame 62 and a connecting screw 65 when the wind power generation speed limiting device is installed, friction plates 61 on the inner walls of the left and right fixing shells can limit the rotating shaft of the wind power generator, damage of wind power generation caused by too high rotating speed of the rotating shaft of the wind power generator is avoided, the rotating speed recovery mechanism 7 can be used for installing a kinetic energy recovery generator 76 on one side of the speed limiting device through a fixing frame 72 when the wind power generation speed limiting device is used, a transmission belt 4 drives a generator input shaft to rotate to generate electric energy, then the collected electric energy is transmitted to a power storage mechanism of wind power generation equipment through a power wire connector 73, and a wire limiting mechanism 74 and a fixing piece 75 can also limit the wiring of the kinetic energy recovery generator 76, so that recovery efficiency of redundant kinetic energy is improved.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. Wind power generation speed limiting device, including mounting bracket (1), its characterized in that: one side surface of mounting bracket (1) is provided with fixing device (5), the front end surface of fixing device (5) is provided with rotary damper (2), the rear end surface of fixing device (5) is provided with speed limit mechanism (6), the inner wall of fixing device (5) is provided with transmission shaft (3), one side surface of fixing device (5) is provided with rotational speed recovery mechanism (7), the outer wall of transmission shaft (3) is provided with driving belt (4), speed limit mechanism (6) include friction disc (61), link (62), left fixed shell (63), right fixed shell (64) and connecting screw (65), rotational speed recovery mechanism (7) are including generator input shaft (71), mount (72), power cord connector (73), wire rod stop gear (74), mounting (75) and kinetic energy recovery generator (76), one side of left fixed shell (63) is provided with right fixed shell (64), the outer wall of left fixed shell (63) and right fixed shell (64) all is provided with link (62), the outer wall of link (62) is provided with friction disc (61) and right fixed shell (64), the electric power generator is characterized in that a kinetic energy recovery generator (76) is arranged on the outer surface of one side of the fixing frame (72), a generator input shaft (71) is arranged on the outer surface of the front end of the kinetic energy recovery generator (76), a power wire connector (73) is arranged on one side of the upper end of the kinetic energy recovery generator (76), a fixing piece (75) is arranged on the outer surface of the rear end of the kinetic energy recovery generator (76), and a wire limiting mechanism (74) is arranged on the outer surface of the upper end of the fixing piece (75).
2. A wind power generation speed limiting device according to claim 1, wherein: the outer walls of the left fixed shell (63) and the right fixed shell (64) are fixedly connected with the outer surface of one end of the connecting frame (62), the outer wall of the connecting frame (62) is detachably connected with the outer wall of the connecting screw (65), and the inner walls of the left fixed shell (63) and the right fixed shell (64) are fixedly connected with the outer wall of the friction plate (61).
3. A wind power generation speed limiting device according to claim 1, wherein: one side surface of mount (72) and one side surface fixed connection of generator (76) are retrieved to kinetic energy, the front end surface of generator (76) is retrieved with the one end surface fixed connection of generator input shaft (71) to kinetic energy, the upper end one side of generator (76) is retrieved to kinetic energy and the lower extreme surface fixed connection of power cord connecting piece (73), the rear end surface of generator (76) is retrieved with the one end surface fixed connection of mounting (75), the upper end surface of mounting (75) and the lower extreme surface fixed connection of wire rod stop gear (74).
4. A wind power generation speed limiting device according to claim 1, wherein: the outer surfaces of one sides of the left fixing shell (63) and the right fixing shell (64) are detachably connected with the outer surface of the rear end of the fixing device (5) through connecting screws (65).
5. A wind power generation speed limiting device according to claim 1, wherein: the outer surface of one side of the kinetic energy recovery generator (76) is detachably connected with the outer surface of one side of the fixing device (5) through the fixing frame (72), and the outer wall of the generator input shaft (71) is detachably connected with the outer wall of the driving belt (4).
6. A wind power generation speed limiting device according to claim 1, wherein: one side surface of mounting bracket (1) and one side surface fixed connection of fixing device (5), the front end surface of fixing device (5) can dismantle with the rear end surface of rotatory attenuator (2) and be connected, the inner wall of fixing device (5) can dismantle with the outer wall of transmission shaft (3) and be connected, the outer wall of transmission shaft (3) can dismantle with the outer wall of drive belt (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320139684.8U CN219672774U (en) | 2023-02-03 | 2023-02-03 | Wind power generation speed limiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320139684.8U CN219672774U (en) | 2023-02-03 | 2023-02-03 | Wind power generation speed limiting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219672774U true CN219672774U (en) | 2023-09-12 |
Family
ID=87892822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320139684.8U Active CN219672774U (en) | 2023-02-03 | 2023-02-03 | Wind power generation speed limiting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219672774U (en) |
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2023
- 2023-02-03 CN CN202320139684.8U patent/CN219672774U/en active Active
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