CN214170723U - Emergency stop device for wind driven generator - Google Patents
Emergency stop device for wind driven generator Download PDFInfo
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- CN214170723U CN214170723U CN202022354060.7U CN202022354060U CN214170723U CN 214170723 U CN214170723 U CN 214170723U CN 202022354060 U CN202022354060 U CN 202022354060U CN 214170723 U CN214170723 U CN 214170723U
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- mounting
- rotation stopping
- belt pulley
- driving belt
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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 an emergency stop device of a wind driven generator, which comprises an installation shell, a driving unit and a rotation stopping unit; installing a shell: the inner part of the mounting shell is rotatably connected with a main shaft through a bearing, three uniformly distributed mounting vertical plates are arranged in the mounting shell, the lower ends of the three mounting vertical plates are fixedly connected with a mounting base, the main shaft penetrates through a round hole formed in the middle of the mounting base, a rotation stopping disc is arranged at the lower end of the main shaft and located above the mounting base, and three uniformly distributed rotation stopping holes are formed in the upper surface of the rotation stopping disc. A drive unit: is arranged in a mounting opening arranged on the right side of the mounting base; a rotation stopping unit: the screw thread is connected with the upper end of the driving unit; wherein: the emergency stop device of the wind driven generator is characterized by further comprising a control switch, wherein the control switch is arranged on the periphery of the upper surface of the installation shell, the input end of the control switch is electrically connected with an external power supply, and the emergency stop device of the wind driven generator can realize the rapid stop operation of the generator.
Description
Technical Field
The utility model relates to a power generation facility technical field specifically is a aerogenerator emergency stop device.
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 a wind wheel, a generator, a direction regulator, a tower frame, a speed-limiting safety mechanism, an energy storage device and other components, the working principle of the wind driven generator is simple, the wind wheel rotates under the action of wind power, the kinetic energy of the wind is converted into the mechanical energy of a wind wheel shaft, the generator is driven by the wind wheel shaft to rotate to generate electricity, in a broad sense, the wind energy is also solar energy, so the wind driven generator can be also called as a wind driven generator, the wind driven generator is a generator which uses the heat energy of the sun as a heat source and uses the atmosphere as a working medium, an emergency stop device is required to be installed in the wind driven generator for preventing accidents, but the traditional wind driven generator emergency stop device has various problems, a stable guide part is lacked, the stability of the device is poor, the generator cannot be subjected to speed reduction operation, and the emergency stop has large damage to the generator, so the wind driven generator can be used for solving the problems, we propose an emergency shutdown device for a wind turbine.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide an aerogenerator emergency stop device, can realize the quick stop operation of generator, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: an emergency stop device of a wind driven generator comprises a mounting shell, a driving unit and a rotation stopping unit;
installing a shell: the inner part of the mounting shell is rotatably connected with a main shaft through a bearing, three uniformly distributed mounting vertical plates are arranged in the mounting shell, the lower ends of the three mounting vertical plates are fixedly connected with a mounting base, the main shaft penetrates through a round hole formed in the middle of the mounting base, a rotation stopping disc is arranged at the lower end of the main shaft and located above the mounting base, and three uniformly distributed rotation stopping holes are formed in the upper surface of the rotation stopping disc.
A drive unit: is arranged in a mounting opening arranged on the right side of the mounting base;
a rotation stopping unit: the screw thread is connected with the upper end of the driving unit;
wherein: still include control switch, control switch sets up in the upper surface periphery of installation shell, and external power source is connected to control switch's input electricity, is provided with stable guide part, and reinforcing device's stability can carry out the speed reduction operation to the generator, reduces the damage that emergency shutdown produced the generator, can realize the quick stop operation of generator.
Further, the drive unit includes driving pulley, motor and double-screw bolt, the motor sets up in the installation mouth that installation base right side was seted up, the output shaft lower extreme of motor is equipped with driving pulley, double-screw bolt quantity is three, the double-screw bolt all rotates with the installation base through the bearing to be connected, the lower extreme of double-screw bolt all passes the lower surface of installation base, the bottom end department of double-screw bolt all is equipped with driving pulley, the driving pulley of front side passes through the belt and is connected with driving pulley transmission, the left driving pulley of rear end passes through the belt and is connected with the driving pulley transmission of front side, the driving pulley on rear end right side passes through the belt and is connected with the left driving pulley transmission of rear end, the input electricity connection control switch's of motor output, provide power for the operation of other parts.
Furthermore, the rotation stopping unit comprises a limiting column, a mounting top plate, supporting columns, elastic blocks, springs and a stop block, the upper end of the stud is in threaded connection with the mounting top plate, the middle part of the upper surface of the mounting top plate is provided with three uniformly distributed supporting columns, the tops of the supporting columns are fixedly connected with the lower surface of the stop block, the number of the limiting columns is three, the limiting columns are respectively connected in sliding holes correspondingly formed in the middle part of the upper surface of the mounting top plate in a sliding manner, the lower ends of the limiting columns penetrate through the lower surface of the mounting top plate, circles determined by the midpoints of the three limiting columns correspond to the circle positions determined by the centers of the three rotation stopping holes, the outer diameter of each limiting column is smaller than the inner diameter of each rotation stopping hole, the upper ends of the limiting columns are respectively connected with through holes correspondingly formed in the stop block in a sliding manner, the middle parts of outer arc surfaces of the limiting columns are respectively provided with the elastic blocks, the lower surfaces of the elastic blocks are in contact with the upper surface of the mounting top plate, the springs are sleeved outside of the limiting columns, the springs are all located between the elastic blocks and the stop blocks, and emergency shutdown operation of the generator can be achieved.
Further, the spout has all been seted up to the medial surface upper end of installation riser, and the slider that the three side middle part of installation roof set up respectively with the spout sliding connection that corresponds, improve device's stability.
Furthermore, the device also comprises three blocking heads, wherein the blocking heads are respectively arranged at the top end of the stud to prevent the device from over-running.
Compared with the prior art, the beneficial effects of the utility model are that: the emergency stop device of the wind driven generator has the following advantages:
when the running wind driven generator needs to be stopped suddenly, the motor works by controlling the switch, the output shaft drives the driving belt pulley to rotate, the driving belt pulley drives the three driving belt pulleys to synchronously rotate through belt transmission, the three driving belt pulleys respectively drive the corresponding screw bolts to rotate, so that the mounting top plate moves downwards under the guiding action of the sliding groove, the mounting top plate drives the stop block to synchronously move downwards through the supporting column, the stop block pushes the elastic block downwards through the spring, so that the supporting column moves downwards, when the lower end of the supporting column is propped against the upper surface of the stop rotating disc, the spring is compressed, the elastic block moves upwards, the rotating stop rotating disc is decelerated through the friction between the supporting column and the upper surface of the stop rotating disc, when the stop rotating disc rotates to the position of the stop rotating hole and the position of the limit column, the lower end of the limit column is respectively inserted into the stop rotating hole under the elastic action of the spring, so that the stop rotating disc stops rotating, the rotating main shaft is further stopped to rotate, so that the emergency stop operation of the wind driven generator is realized, the stable guide component is provided, the stability of the device is enhanced, the generator can be subjected to speed reduction operation, the damage to the generator caused by the emergency stop is reduced, and the rapid stop operation of the generator can be realized.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the driving unit of the present invention;
fig. 3 is a schematic view of the rotation stopping unit of the present invention.
In the figure: the device comprises a mounting shell 1, a control switch 2, a main shaft 3, a mounting vertical plate 4, a mounting base 5, a driving unit 6, a driving belt pulley 61, a driving belt pulley 62, a motor 63, a stud 64, a rotation stopping unit 7, a limiting column 71, a mounting top plate 72, a supporting column 73, an elastic block 74, a spring 75, a stop dog 76, a sliding chute 8, a stop dial 9, a stop hole 10 and a stop dog 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: an emergency stop device of a wind driven generator comprises a mounting shell 1, a driving unit 6 and a rotation stopping unit 7;
installing the shell 1: installation shell 1 provides an installation place for other parts, and it is inside to rotate through the bearing and be connected with main shaft 3, and the inside of installation shell 1 is equipped with three evenly distributed's installation riser 4, and the lower extreme of three installation risers 4 all with installation base 5 fixed connection, and main shaft 3 passes the round hole that the installation base 5 middle part was seted up, and the lower extreme of main shaft 3 is equipped with only carousel 9, and only carousel 9 is located the top of installation base 5, and the upper surface of only carousel 9 sets up three evenly distributed's rotation stopping hole 10.
The drive unit 6: the driving unit 6 provides power for the operation of other components, and is arranged in a mounting hole formed in the right side of the mounting base 5, the driving unit 6 comprises a driving belt pulley 61, a driving belt pulley 62, a motor 63 and three studs 64, the motor 63 is arranged in the mounting hole formed in the right side of the mounting base 5, the driving belt pulley 62 is arranged at the lower end of an output shaft of the motor 63, the number of the studs 64 is three, the studs 64 are rotatably connected with the mounting base 5 through bearings, the lower ends of the studs 64 penetrate through the lower surface of the mounting base 5, the driving belt pulley 61 is arranged at the bottom end of the studs 64, the driving belt pulley 61 on the front side is in transmission connection with the driving belt pulley 62 through a belt, the driving belt pulley 61 on the left side of the rear end is in transmission connection with the driving belt pulley 61 on the front side through a belt, the driving belt pulley 61 on the right side of the rear end is in transmission connection with the driving belt pulley 61 on the left side of the rear end through a belt, the upper end of the inner side surface of the mounting vertical plate 4 is provided with a sliding chute 8, the middle parts of three side surfaces of the mounting top plate 72 are respectively connected with the corresponding sliding chutes 8 in a sliding manner, the mounting vertical plate further comprises three retaining heads 11, the retaining heads 11 are respectively arranged at the top end of the stud 64, the motor 63 works, the output shaft drives the driving belt pulley 62 to rotate, the driving belt pulley 62 drives the three driving belt pulleys 61 to synchronously rotate through belt transmission, the three driving belt pulleys 61 respectively drive the corresponding studs 64 to rotate, and the input end of the motor 63 is electrically connected with the output end of the control switch 2;
rotation stopping unit 7: the rotation stopping unit 7 can realize the emergency stop operation of the generator, is in threaded connection with the upper end of the driving unit 6, the rotation stopping unit 7 comprises three limiting columns 71, a mounting top plate 72, three supporting columns 73, an elastic block 74, a spring 75 and a stop block 76, the upper ends of the studs 64 are in threaded connection with the mounting top plate 72, the middle part of the upper surface of the mounting top plate 72 is provided with three uniformly distributed supporting columns 73, the tops of the supporting columns 73 are fixedly connected with the lower surface of the stop block 76, the number of the limiting columns 71 is three, the limiting columns 71 are respectively in sliding connection with sliding holes correspondingly formed in the middle part of the upper surface of the mounting top plate 72, the lower ends of the limiting columns 71 penetrate through the lower surface of the mounting top plate 72, circles determined by the midpoints of the three limiting columns 71 correspond to the circle positions determined by the centers of the three rotation stopping holes 10, the outer diameters of the limiting columns 71 are smaller than the inner diameters of the rotation stopping holes 10, and the upper ends of the limiting columns 71 are respectively in sliding connection with through holes correspondingly formed in the stop block 76, the middle part of the outer arc surface of the limiting column 71 is provided with an elastic block 74, the lower surface of the elastic block 74 is contacted with the upper surface of the mounting top plate 72, the outer part of the limiting column 71 is sleeved with a spring 75, the spring 75 is positioned between the elastic block 74 and the stop block 76, the mounting top plate 72 moves downwards under the guiding action of the sliding chute 8, the mounting top plate 72 drives the stop block 76 to synchronously move downwards through the supporting column 73, the stop block 76 pushes the elastic block 74 downwards through the spring 75 so as to enable the supporting column 73 to move downwards, when the lower end of the supporting column 73 is pressed against the upper surface of the rotation stopping disc 9, the spring 75 is compressed, the elastic block 74 moves upwards, the rotating rotation stopping disc is decelerated through the friction between the supporting column 73 and the upper surface of the rotation stopping disc 9, when the rotation stopping disc 9 rotates to the position of the rotation stopping hole 10 corresponding to the position of the limiting column 71, the lower end of the limiting column 71 is respectively inserted into the rotation stopping hole 10 under the elastic action of the spring 75 so as to stop the rotation of the rotation stopping disc 9, thereby stopping the rotation of the rotating spindle 3;
wherein: the motor is characterized by further comprising a control switch 2, the control switch 2 regulates and controls the normal operation of the motor 63, the control switch 2 is arranged on the periphery of the upper surface of the installation shell 1, and the input end of the control switch 2 is electrically connected with an external power supply.
When in use: when the wind driven generator in operation needs to be stopped suddenly, the motor 63 works, the output shaft drives the driving belt pulley 62 to rotate, the driving belt pulley 62 drives the three driving belt pulleys 61 to rotate synchronously through belt transmission, the three driving belt pulleys 61 drive the corresponding studs 64 to rotate respectively, so that the mounting top plate 72 moves downwards under the guiding action of the chute 8, the mounting top plate 72 drives the stop block 76 to move downwards synchronously through the support column 73, the stop block 76 pushes the elastic block 74 downwards through the spring 75, so that the support column 73 moves downwards, when the lower end of the support column 73 is pressed against the upper surface of the rotation stopping disc 9, the spring 75 compresses, the elastic block 74 moves upwards, the rotating rotation stopping disc is decelerated through the friction between the support column 73 and the upper surface of the rotation stopping disc 9, when the rotation stopping disc 9 rotates to the position of the rotation stopping hole 10 and corresponds to the position of the limiting column 71, the lower ends of the restricting posts 71 are inserted into the rotation stopping holes 10 under the elastic force of the springs 75, so that the rotation stopping disk 9 stops rotating, and the rotating main shaft 3 stops rotating, thereby realizing the emergency stop operation of the wind driven generator.
It should be noted that the motor 63 disclosed in the present embodiment may be a motor of model M1P manufactured by hydraulic company de-kma, and the control switch 2 controls the motor 63 to operate according to a method commonly used in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. An emergency shutdown device for a wind driven generator, characterized in that: comprises a mounting shell (1), a driving unit (6) and a rotation stopping unit (7);
mounting the housing (1): the inner part of the installation shell (1) is rotatably connected with a main shaft (3) through a bearing, three evenly distributed installation vertical plates (4) are arranged inside the installation shell (1), the lower ends of the three installation vertical plates (4) are fixedly connected with an installation base (5), the main shaft (3) penetrates through a round hole formed in the middle of the installation base (5), a rotation stopping disc (9) is arranged at the lower end of the main shaft (3), the rotation stopping disc (9) is located above the installation base (5), and three evenly distributed rotation stopping holes (10) are formed in the upper surface of the rotation stopping disc (9);
drive unit (6): is arranged in a mounting opening arranged on the right side of the mounting base (5);
rotation stopping unit (7): the screw thread is connected with the upper end of the driving unit (6);
wherein: the power supply is characterized by further comprising a control switch (2), wherein the control switch (2) is arranged on the periphery of the upper surface of the mounting shell (1), and the input end of the control switch (2) is electrically connected with an external power supply.
2. An emergency shutdown device for a wind turbine generator as claimed in claim 1, wherein: the driving unit (6) comprises a driving belt pulley (61), a driving belt pulley (62), a motor (63) and studs (64), the motor (63) is arranged in a mounting hole formed in the right side of the mounting base (5), the driving belt pulley (62) is arranged at the lower end of an output shaft of the motor (63), the number of the studs (64) is three, the studs (64) are rotatably connected with the mounting base (5) through bearings, the lower ends of the studs (64) penetrate through the lower surface of the mounting base (5), the driving belt pulley (61) is arranged at the bottom end of each stud (64), the driving belt pulley (61) on the front side is in transmission connection with the driving belt pulley (62) through a belt, the driving belt pulley (61) on the left side of the rear end is in transmission connection with the driving belt pulley (61) on the front side through a belt, the driving belt pulley (61) on the right side of the rear end is in transmission connection with the driving belt pulley (61) on the left side of the rear end through a belt, the input end of the motor (63) is electrically connected with the output end of the control switch (2).
3. An emergency shutdown device for a wind turbine generator as claimed in claim 2, wherein: the rotation stopping unit (7) comprises limiting columns (71), a mounting top plate (72), three supporting columns (73), an elastic block (74), a spring (75) and a stop block (76), the upper ends of the studs (64) are in threaded connection with the mounting top plate (72), the middle of the upper surface of the mounting top plate (72) is provided with three uniformly distributed supporting columns (73), the tops of the supporting columns (73) are fixedly connected with the lower surface of the stop block (76), the number of the limiting columns (71) is three, the limiting columns (71) are respectively connected in sliding holes correspondingly formed in the middle of the upper surface of the mounting top plate (72) in a sliding mode, the lower ends of the limiting columns (71) penetrate through the lower surface of the mounting top plate (72), circles determined by the midpoints of the three limiting columns (71) correspond to the positions of circles determined by the centers of the three rotation stopping holes (10), the outer diameters of the limiting columns (71) are smaller than the inner diameters of the rotation stopping holes (10), the upper ends of the limiting columns (71) are respectively connected with through holes correspondingly formed in a sliding mode, the middle of the outer arc surface of the limiting column (71) is provided with an elastic block (74), the lower surface of the elastic block (74) is in contact with the upper surface of the mounting top plate (72), the outer portion of the limiting column (71) is sleeved with a spring (75), and the spring (75) is located between the elastic block (74) and the stop block (76).
4. An emergency shutdown device for a wind turbine generator as claimed in claim 3, wherein: the upper end of the inner side face of the mounting vertical plate (4) is provided with a sliding groove (8), and the sliding blocks arranged in the middle of the three side faces of the mounting top plate (72) are respectively in sliding connection with the corresponding sliding grooves (8).
5. An emergency shutdown device for a wind turbine generator as claimed in claim 1, wherein: the screw bolt is characterized by further comprising three blocking heads (11), wherein the blocking heads (11) are arranged at the top end of the screw bolt (64) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022354060.7U CN214170723U (en) | 2020-10-21 | 2020-10-21 | Emergency stop device for wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022354060.7U CN214170723U (en) | 2020-10-21 | 2020-10-21 | Emergency stop device for wind driven generator |
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| Publication Number | Publication Date |
|---|---|
| CN214170723U true CN214170723U (en) | 2021-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022354060.7U Active CN214170723U (en) | 2020-10-21 | 2020-10-21 | Emergency stop device for wind driven generator |
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| CN (1) | CN214170723U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115592336A (en) * | 2022-12-13 | 2023-01-13 | 河北秋泽智能科技有限公司（Cn） | High-precision rotary positioning mechanism for robot workstation |
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2020
- 2020-10-21 CN CN202022354060.7U patent/CN214170723U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115592336A (en) * | 2022-12-13 | 2023-01-13 | 河北秋泽智能科技有限公司（Cn） | High-precision rotary positioning mechanism for robot workstation |
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Effective date of registration: 20230524 Address after: 432800 xianjuding wind farm, lvwang Town, Dawu County, Xiaogan City, Hubei Province Patentee after: China Power Investment Hubei xianjuding Wind Power Generation Co.,Ltd. Address before: 432000 dawushan Jieling wind farm, Jieling village, Xiaowu Township, Xiaochang County, Xiaogan City, Hubei Province Patentee before: China Power Investment Hubei Jieling Wind Power Generation Co.,Ltd. |