CN114412706A - Point-brake self-protection type small wind driven generator - Google Patents
Point-brake self-protection type small wind driven generator Download PDFInfo
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- CN114412706A CN114412706A CN202111516506.4A CN202111516506A CN114412706A CN 114412706 A CN114412706 A CN 114412706A CN 202111516506 A CN202111516506 A CN 202111516506A CN 114412706 A CN114412706 A CN 114412706A
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- 238000000034 method Methods 0.000 claims description 6
- 238000001179 sorption measurement Methods 0.000 claims description 5
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- 238000004321 preservation Methods 0.000 claims 1
- 230000005611 electricity Effects 0.000 description 2
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- 238000010420 art technique Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D7/00—Controlling wind motors
- F03D7/02—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor
- F03D7/0244—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor for braking
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D7/00—Controlling wind motors
- F03D7/02—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor
- F03D7/0264—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor for stopping; controlling in emergency situations
- F03D7/0268—Parking or storm protection
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D7/00—Controlling wind motors
- F03D7/02—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor
- F03D7/04—Automatic control; Regulation
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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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- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses a point-brake self-protection type small wind driven generator, belonging to the field of wind driven generators, which comprises a generator body, wherein the generator body comprises a shell and a rotating shaft connected with fan blades, a speed limiting ring is fixedly embedded in the side wall of the shell, and the rotating shaft penetrates through the speed limiting ring, the existing wind driven generator is improved to have the functions of an automatic starting and stopping safety device and a manual starting and stopping safety device, a magnetic block outwards repels a friction plate II by pulling a starting rope, the friction plate II and the friction plate I are mutually rubbed, so that the rotating shaft is decelerated, the safe operation of the generator in the weather of strong wind is ensured, a friction sleeve is additionally arranged on the side wall of the rotating shaft, the friction plate I and the friction plate II are in disconnected contact by utilizing the principle that the centrifugal force is increased under the high rotating speed, the aim of deceleration is achieved, and the generator is self-protected under the condition that people forget to start the starting rope, effectively prolonging the service life of the generator and improving the operation stability.
Description
Technical Field
The invention relates to the field of wind driven generators, in particular to a click-brake self-protection type small wind driven generator.
Background
The wind power generator is an electric power device which converts wind energy into mechanical work, and the mechanical work drives a rotor to rotate so as to finally output alternating current. The wind-driven generator generally comprises wind wheels, a generator (including a device), a direction regulator (empennage), a tower, a speed-limiting safety mechanism, an energy storage device and other components. The wind driven generator has simple working principle, the wind wheel rotates under the action of wind force, the kinetic energy of the wind is converted into mechanical energy of a wind wheel shaft, and the generator rotates under the drive of the wind wheel shaft to generate electricity. In a broad sense, wind energy is also solar energy, so that the wind power generator is a heat energy utilization generator which uses solar energy as a heat source and uses the atmosphere as a working medium.
The wind power generator is used, namely wind energy is continuously changed into standard commercial power used by families, the saving degree is obvious, and the electricity consumption of one family for one year only needs the cost of 20-element battery liquid. The performance of the existing wind driven generator is greatly improved compared with that of the existing wind driven generator in years, the existing wind driven generator is only used in a few remote areas, and the wind driven generator is directly powered by a 15W bulb, so that the bulb is always damaged. Due to the technical progress, the prior wind power generation system adopts an advanced charger and an advanced inverter, becomes a small system with certain technological content, and can replace normal commercial power under certain conditions. The mountain area can be used as a street lamp which does not cost money all the year round by the system; the highway can be used as a road sign lamp at night; children in mountain areas can learn the method at night under the daylight lamp; the wind power motor can be used on the roof of the small and high-rise building in the city, which not only saves energy but also is a real green power supply.
The safety device is arranged inside the existing wind driven generator to prevent the generator from being damaged due to overhigh rotating speed in strong wind weather, but the existing safety device is generally not very reliable, manual control is needed, the safety device is inevitably forgotten during actual use, and the safety device is not very convenient to start in strong wind weather.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a point-brake self-protection type small wind driven generator, the existing wind driven generator is improved to have the functions of an automatic starting and stopping safety device and a manual starting and stopping safety device, a magnetic block outwards repels a second friction plate by pulling a starting rope, the second friction plate and the first friction plate are mutually rubbed, so that a rotating shaft is decelerated, the safe operation of the generator in windy weather is ensured, a friction sleeve is additionally arranged on the side wall of the rotating shaft, the first friction plate and the second friction plate are in discontinuous contact by utilizing the principle that the centrifugal force is increased at high rotating speed, the aim of deceleration is fulfilled, the self-protection of the generator is realized under the condition that a person forgets to start the starting rope, and the service life and the operation stability of the generator are effectively improved.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A point-brake self-protection type small wind driven generator comprises a generator body, wherein the generator body comprises a shell and a rotating shaft connected with a fan blade, a speed limiting ring is fixedly embedded in the side wall of the shell, the rotating shaft penetrates through the speed limiting ring, a friction sleeve is fixedly sleeved on the side wall of the rotating shaft, which is positioned in the speed limiting ring, a plurality of first grooves are formed in the side wall of the friction sleeve, the groove wall of the first groove is connected with a first friction plate through a spring, a plurality of magnetic connecting pieces are fixedly connected between the first friction plate and the groove wall of the first groove, a second friction plate is arranged in the second groove and is just opposite to the inner wall of the first groove, a plurality of elastic telescopic rods are fixedly connected between the second friction plate and the groove wall of the second groove, a magnetic sheet is embedded in the side wall of the second friction plate, which is far away from the first friction plate, and an extending groove communicated with the second groove is formed in the side wall of the friction sleeve, and the magnet block is fixedly connected in the extension groove, the inner wall of the lower end of the friction sleeve is provided with a through cavity communicated with the extension groove, the inner wall of the upper end of the through cavity is fixedly connected with a magnetic shield through a spring, the lower end of the magnetic shield is fixedly connected with a starting rope, and the starting rope extends to the ground.
Furthermore, the magnetic connecting piece comprises a first magnet fixedly connected with the groove wall of the first groove, and the magnetic connecting piece further comprises a second magnet fixedly connected with the first friction plate, the first magnet and the second magnet are mutually adsorbed, and when the rotating speed of the rotating shaft is too high, the centrifugal force is larger than the adsorption force between the first magnet and the second magnet, the first magnet and the second magnet are separated, so that the first friction plate extends outwards to generate friction with the second friction plate, and the speed reduction is realized.
Furthermore, the first magnet is spherical, and the side wall of the second magnet is provided with a ball groove matched with the first magnet, so that the contact area is increased, and the first friction plate cannot easily extend out.
Furthermore, the side walls of the two ends of the first friction plate are fixedly connected with sliding rods, and the groove wall of the first groove is provided with a sliding groove matched with the sliding rods, so that the first friction plate is stabilized, and the first friction plate is prevented from being clamped due to deviation when moving.
Furthermore, the magnetic block and the magnetic sheet are arranged oppositely, the magnetic block and the magnetic sheet are the same in magnetism, and the magnetic block outwards repels the friction plate II to be in contact with the friction plate I by utilizing the principle of like-pole repulsion.
Furthermore, the elastic telescopic rod comprises two sleeved sleeves, the two sleeves are connected through springs, the elastic telescopic rod plays a role in supporting the second friction plate, and meanwhile the second friction plate can be reset.
Furthermore, the lower extreme fixedly connected with hasp of starting the rope, and the lower extreme of casing installs the buckle that matches with the hasp, is so that fix the rope on the casing in order to conveniently start to twine the fan blade in disorder floating of rope.
Furthermore, the number of the first friction plates is two, and the two first friction plates are vertically and symmetrically arranged.
Furthermore, the distance between the first friction plate and the second friction plate is smaller than the maximum moving distance of the second friction plate, so that the second friction plate can be tightly contacted with the first friction plate to play an effective speed reduction role.
Further, a using method of the snub self-protection type small wind driven generator comprises the following steps:
s1, in windy weather, the rotating speed of the rotating shaft of the generator rises, the safety of the generator can be seriously damaged, at the moment, the starting rope is pulled downwards and fixed, the starting rope drives the magnetism isolating plate downwards, at the moment, the magnetic block and the magnetic sheet generate repulsive force, the second friction sheet is in contact with the first friction sheet, and therefore the rotating shaft is decelerated, and the generator is in a safe rotating speed range;
s2, when a person forgets to start the starting rope, the centrifugal force generated by the rotation of the rotating shaft is larger than the adsorption force of the magnetic connecting piece, the first friction plate stretches outwards, and the first rotating friction plate continuously and relatively rubs with the second friction plate, so that the speed is reduced.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) this device is through improving current aerogenerator, make it have automatic and manual function of opening safety device that stops concurrently, make the magnetic path outwards repel friction disc two through the pulling start-up rope, let friction disc two and friction disc one rub each other, thereby for the pivot slow down, ensure the safe operation of generator under the strong wind weather, and through add the friction sleeve at the lateral wall of pivot, the principle of centrifugal force grow under the utilization high rotational speed lets the contact of friction disc one and two intermittent type formulas of friction disc, thereby reach the purpose of slowing down, let the generator forget to realize the self-protection under the condition of starting the start-up rope at the people, the life and the operating stability of generator have effectively been improved.
(2) The magnetic connecting piece comprises a first magnet fixedly connected with the groove wall of the first groove, and the magnetic connecting piece further comprises a second magnet fixedly connected with the first friction plate, the first magnet and the second magnet are mutually adsorbed, and when the rotating speed of the rotating shaft is too high, the centrifugal force is larger than the adsorption force between the first magnet and the second magnet, the first magnet and the second magnet are separated, so that the first friction plate extends outwards to generate friction with the second friction plate, and the speed reduction is realized.
(3) The first magnet is spherical, and the side wall of the second magnet is provided with a ball groove matched with the first magnet, so that the contact area is increased, and the first friction plate cannot easily extend out.
(4) The side walls of the two ends of the first friction plate are fixedly connected with sliding rods, and the groove wall of the first groove is provided with a sliding groove matched with the sliding rods, so that the first friction plate is stabilized, and the first friction plate is prevented from being stuck due to deviation when moving.
(5) The magnetic block and the magnetic sheet are arranged oppositely, and the magnetic block and the magnetic sheet have the same magnetism, so that the magnetic block outwards repels the second friction plate to be in contact with the first friction plate by utilizing the principle of like repulsion.
(6) The elastic telescopic rod comprises two sleeved sleeves, the two sleeves are connected through springs, the elastic telescopic rod plays a role in supporting the second friction plate, and meanwhile the second friction plate can be reset.
(7) The lower extreme fixedly connected with hasp of starting the rope, and the lower extreme of casing installs the buckle that matches with the hasp, is so that fix the rope that starts on the casing for the convenience to the rope that prevents to start wafts in disorder and twines the fan blade.
(8) The distance between the first friction plate and the second friction plate is smaller than the maximum moving distance of the second friction plate, so that the second friction plate can be tightly contacted with the first friction plate to play an effective speed reduction role.
Drawings
FIG. 1 is a schematic diagram comparing a prior art technique with the present invention technique;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic view of the interior of the housing of the present invention;
FIG. 4 is a schematic cross-sectional view of the present invention;
FIG. 5 is a schematic front view of a magnetic connector of the present invention;
FIG. 6 is a schematic side cross-sectional view of the present invention;
FIG. 7 is a schematic view of the deceleration state of the present invention;
fig. 8 is a partial schematic view of the present invention.
The reference numbers in the figures illustrate:
the magnetic friction plate comprises a machine shell 1, a speed-limiting ring 2, a through cavity 201, a friction sleeve 3, a first friction plate 4, a magnetic connecting piece 5, a first magnet 501, a second magnet 502, a second friction plate 6, a magnetic sheet 601, an elastic telescopic rod 7, a magnetic block 8, a magnetic isolation plate 9 and a starting rope 10.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
referring to fig. 1-8, a point-brake self-protection small wind driven generator, referring to fig. 1, 2 and 3, comprises a generator body, wherein the generator body comprises a casing 1 and a rotating shaft connected with a fan blade, a speed-limiting ring 2 is fixedly embedded in the side wall of the casing 1, the rotating shaft penetrates through the speed-limiting ring 2, and a friction sleeve 3 is fixedly sleeved on the side wall of the rotating shaft positioned in the speed-limiting ring 2;
referring to fig. 4, a plurality of first grooves are formed in the side wall of the friction sleeve 3, the first grooves are connected to first friction plates 4 through springs, the first friction plates 4 are two in number, the two first friction plates 4 are vertically and symmetrically arranged, slide bars are fixedly connected to the side walls of the two ends of the first friction plates 4, chutes matched with the slide bars are formed in the groove walls of the first grooves, the first grooves serve to stabilize the first friction plates 4 so as to prevent the first friction plates 4 from being jammed due to deviation when moving, and a plurality of magnetic connecting pieces 5 are fixedly connected between the first friction plates 4 and the groove walls of the first grooves;
referring to fig. 5, the magnetic connecting member 5 includes a first magnet 501 fixedly connected to a groove wall of the first groove, and the magnetic connecting member 5 further includes a second magnet 502 fixedly connected to the first friction plate 4, the first magnet 501 and the second magnet 502 are mutually attracted, and when the rotating speed of the rotating shaft is too high, the centrifugal force is greater than the attraction force between the first magnet 501 and the second magnet 502, the first magnet 501 and the second magnet 502 are separated from each other, so that the first friction plate 4 extends outwards to generate friction with the second friction plate 6, thereby realizing speed reduction, the first magnet 501 is spherical, and a spherical groove matched with the first magnet 501 is formed in a side wall of the second magnet 502, so as to increase the contact area and ensure that the first friction plate 4 cannot easily extend out;
referring to fig. 6, 7 and 8, a second groove is formed in the inner wall of the friction sleeve 3 facing the first groove, a second friction plate 6 is placed in the second groove, the distance between the first friction plate 4 and the second friction plate 6 is smaller than the maximum moving distance of the second friction plate 6, so as to ensure that the second friction plate 6 can be in close contact with the first friction plate 4 to effectively reduce the speed, a plurality of elastic telescopic rods 7 are fixedly connected between the second friction plate 6 and the groove wall of the second groove, each elastic telescopic rod 7 comprises two sleeved sleeves, the two sleeves are connected through springs, each elastic telescopic rod 7 plays a role in supporting the second friction plate 6 and can also reset the second friction plate 6, a magnetic sheet 601 is embedded in the side wall of the second friction plate 6 away from the first friction plate 4, an extension groove communicated with the second groove is formed in the side wall of the friction sleeve 3, and a magnetic block 8 is fixedly connected in the extension groove, magnet 8 and magnetic sheet 601 just are just to setting up, and magnet 8 and magnetic sheet 601 are with magnetism, utilize the principle of homopolar repulsion to make magnet 8 outwards repel two 6 friction discs and contact with one 4 friction disc, the lower extreme inner wall of friction sleeve 3 sets up logical chamber 201 with the extension groove intercommunication, the upper end inner wall that leads to chamber 201 passes through spring fixedly connected with magnetic shield 9, and the lower extreme fixedly connected with of magnetic shield 9 starts rope 10, start rope 10 extends to ground, the lower extreme fixedly connected with hasp that starts rope 10, and the lower extreme of casing 1 installs the buckle that matches with the hasp, be so in order to fix start rope 10 on casing 1 for convenience, in order to avoid start rope 10 to float in disorder and twine the fan blade.
Referring to fig. 6 and 7, the method for using the device includes the following steps:
s1, in windy weather, the rotating speed of the rotating shaft of the generator rises, the safety of the generator can be seriously damaged, at the moment, the starting rope 10 is pulled downwards and fixed, the starting rope 10 drives the magnetism isolating plate 9 downwards, at the moment, the magnetic block 8 and the magnetic sheet 601 generate repulsive force, the second friction sheet 6 is in contact with the first friction sheet 4, and therefore the rotating shaft is decelerated, and the generator is in a safe rotating speed range;
s2, when a person forgets to start the starting rope 10, the first friction plate 4 extends outwards after the centrifugal force generated by the rotation of the rotating shaft is larger than the adsorption force of the magnetic connecting piece 5, and the rotating first friction plate 4 continuously generates relative friction with the second friction plate 6, so that the speed reduction effect is achieved.
Through improving current aerogenerator, make it have automatic and manual function of opening and close safety device concurrently, make magnetic path 8 outwards repel friction disc two 6 through pulling start rope 10, let friction disc two 6 and friction disc one 4 looks friction, thereby slow down for the pivot, ensure the safe operation of generator under the strong wind weather, and through add friction sleeve 3 at the lateral wall of pivot, utilize the principle of centrifugal force grow under the high rotational speed to let friction disc one 4 and two 6 discontinuous contacts of friction disc, thereby reach the mesh of slowing down, let the generator forget to realize the self-protection under the condition that starts start rope 10 at the people, the life and the operating stability of generator have effectively been improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the equivalent replacement or change according to the technical solution and the modified concept of the present invention should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a point self preservation of stopping protects small-size aerogenerator of formula, includes the generator body, the generator body includes casing (1) and the pivot of being connected with the fan blade, its characterized in that: the side wall of the shell (1) is fixedly embedded with a speed-limiting ring (2), a rotating shaft penetrates through the speed-limiting ring (2), the side wall of the rotating shaft, which is positioned inside the speed-limiting ring (2), is fixedly sleeved with a friction sleeve (3), the side wall of the friction sleeve (3) is provided with a first groove, the groove wall of the first groove is connected with a first friction plate (4) through a spring, a plurality of magnetic connecting pieces (5) are fixedly connected between the first friction plate (4) and the groove wall of the first groove, the friction sleeve (3) is provided with a second groove over the inner wall of the first groove, a second friction plate (6) is placed in the second groove, a plurality of elastic telescopic rods (7) are fixedly connected between the second friction plate (6) and the groove wall of the second groove, the side wall of the second friction plate (6), which is far away from the first friction plate (4), is embedded with a magnetic sheet (601), and the side wall of the friction sleeve (3) is provided with an extending groove communicated with the second groove, and fixedly connected with magnetic path (8) in the extension groove, the lower extreme inner wall of friction cover (3) sets up logical chamber (201) with the extension groove intercommunication, the upper end inner wall that leads to chamber (201) passes through spring fixedly connected with magnetic shield (9), and the lower extreme fixedly connected with of magnetic shield (9) starts rope (10), start rope (10) extend to ground.
2. The snub self-protection small-sized wind driven generator according to claim 1, characterized in that: the magnetic connecting piece (5) comprises a first magnet (501) fixedly connected with the groove wall of the first groove, and the magnetic connecting piece (5) further comprises a second magnet (502) fixedly connected with the first friction plate (4).
3. The snub self-protection small-sized wind driven generator according to claim 2, characterized in that: the first magnet (501) is spherical, and the side wall of the second magnet (502) is provided with a ball groove matched with the first magnet (501).
4. The snub self-protection small-sized wind driven generator according to claim 1, characterized in that: the side walls of the two ends of the first friction plate (4) are fixedly connected with sliding rods, and sliding grooves matched with the sliding rods are formed in the groove walls of the first grooves.
5. The snub self-protection small-sized wind driven generator according to claim 1, characterized in that: the magnetic block (8) and the magnetic sheet (601) are arranged oppositely, and the magnetic block (8) and the magnetic sheet (601) have the same magnetism.
6. The snub self-protection small-sized wind driven generator according to claim 1, characterized in that: the elastic telescopic rod (7) comprises two sleeved sleeves, and the two sleeves are connected through springs.
7. The snub self-protection small-sized wind driven generator according to claim 1, characterized in that: the lower end of the starting rope (10) is fixedly connected with a lock catch, and the lower end of the casing (1) is provided with a retaining ring matched with the lock catch.
8. The snub self-protection small-sized wind driven generator according to claim 1, characterized in that: the number of the first friction plates (4) is two, and the two first friction plates (4) are vertically and symmetrically arranged.
9. The snub self-protection small-sized wind driven generator according to claim 1, characterized in that: the distance between the first friction plate (4) and the second friction plate (6) is smaller than the maximum moving distance of the second friction plate (6).
10. The use method of the snub self-protection small wind driven generator according to claim 1, characterized in that: the method comprises the following steps:
s1, in windy weather, the rotating speed of the rotating shaft of the generator rises, the safety of the generator can be seriously damaged, the starting rope (10) is pulled downwards and fixed, the starting rope (10) drives the magnetism isolating plate (9) downwards, and the magnetic block (8) and the magnetic sheet (601) generate repulsive force, so that the friction sheet II (6) is in contact with the friction sheet I (4), the rotating shaft is decelerated, and the generator is in a safe rotating speed range;
s2, when a person forgets to start the starting rope (10), the centrifugal force generated by rotation of the rotating shaft is larger than the adsorption force of the magnetic connecting piece (5), the first friction plate (4) extends outwards, and the first rotating friction plate (4) continuously generates relative friction with the second friction plate (6), so that the speed reduction effect is achieved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111516506.4A CN114412706A (en) | 2021-12-13 | 2021-12-13 | Point-brake self-protection type small wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111516506.4A CN114412706A (en) | 2021-12-13 | 2021-12-13 | Point-brake self-protection type small wind driven generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114412706A true CN114412706A (en) | 2022-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111516506.4A Pending CN114412706A (en) | 2021-12-13 | 2021-12-13 | Point-brake self-protection type small wind driven generator |
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| CN (1) | CN114412706A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114607714A (en) * | 2022-05-12 | 2022-06-10 | 上海航天壹亘智能科技有限公司 | Magnetic clutch for wind power generation |
| CN117005989A (en) * | 2023-08-29 | 2023-11-07 | 杭州辚萧科技有限公司 | vertical axis wind turbine |
-
2021
- 2021-12-13 CN CN202111516506.4A patent/CN114412706A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114607714A (en) * | 2022-05-12 | 2022-06-10 | 上海航天壹亘智能科技有限公司 | Magnetic clutch for wind power generation |
| CN114607714B (en) * | 2022-05-12 | 2022-08-23 | 上海航天壹亘智能科技有限公司 | Magnetic clutch for wind power generation |
| CN117005989A (en) * | 2023-08-29 | 2023-11-07 | 杭州辚萧科技有限公司 | vertical axis wind turbine |
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