CN217080678U - Electronic automatic brake device of wind generating set - Google Patents
Electronic automatic brake device of wind generating set Download PDFInfo
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- CN217080678U CN217080678U CN202122955632.1U CN202122955632U CN217080678U CN 217080678 U CN217080678 U CN 217080678U CN 202122955632 U CN202122955632 U CN 202122955632U CN 217080678 U CN217080678 U CN 217080678U
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Abstract
The utility model discloses an electronic automatic brake device of a wind generating set, which comprises a driving shaft, wherein one end of the driving shaft is connected with a generating set through a coupler, the other end of the driving shaft is connected with a wind blade through a coupler, and a brake mechanism is arranged on the driving shaft; the braking mechanism comprises a case, a brake disc and a braking assembly, and the surfaces of the driving shafts are rotatably arranged on two sides of the case through symmetrically arranged ball bearings. The utility model discloses a mutually supporting between drive shaft, generating set, wind-force blade and the arrestment mechanism has realized a wind generating set electron automatic brake equipment, adopts the two-way tight mode of clamp to brake the generator shaft, has improved the braking effect of generator shaft greatly, and can carry out automatic brake according to the rotational speed of generator shaft to very big improvement the utility model discloses brake equipment's practicality.
Description
Technical Field
The utility model relates to a wind power generation technical field particularly, relates to a wind generating set electron automatic brake device.
Background
With the development and utilization of pollution-free renewable energy sources, wind power generation is more and more emphasized by people. In recent years, people develop the wind power industry rapidly, the control technology and safety requirements on a wind driven generator are higher and higher, the wind power generation equipment is in a natural environment, the wind speed change is large, if the wind speed is too large, the power generation efficiency of the generator is lower, and if the wind speed is too large, the wind driven generator exceeds the highest operation rotating speed if a speed reduction braking measure is not taken for the wind driven generator in time, so that the wind driven generator is damaged.
As in application No.: CN200920234580.5 discloses a braking protection device for wind power generator, the wind power generator includes generator shaft, shell, its characterized in that: the braking device comprises a brake disc and a brake, the brake disc is fixedly connected to a shaft of the generator, and the brake is fixedly connected to a shell of the generator corresponding to the brake disc. The utility model discloses simple structure, low in production cost can guarantee the reliable stall of generator, and is little to the harm of generator, easy operation, and it is convenient to maintain, is applicable to big, medium and small aerogenerator.
However, the braking device of the wind turbine in the above-mentioned technology has a poor braking effect, and cannot perform braking according to the implementation speed of the generator shaft, thereby reducing the practicability.
SUMMERY OF THE UTILITY MODEL
The aerogenerator brake equipment braking effect that exists to prior art is not good, and can not brake according to the implementation speed of generator shaft to the problem of practicality has been reduced, the utility model provides a aerogenerator group electron automatic brake equipment adopts the mode of two-way clamp tight to brake the generator shaft, has improved the braking effect of generator shaft greatly, and can carry out automatic braking according to the rotational speed of generator shaft, thereby very big improvement the utility model discloses brake equipment's practicality.
In order to achieve the above object, the utility model provides a following technical scheme:
an electronic automatic brake device of a wind generating set comprises:
one end of the driving shaft is connected with a generator set through a coupler, the other end of the driving shaft is connected with a wind blade through a coupler, and a braking mechanism is installed on the driving shaft;
the braking mechanism comprises a case, brake discs and braking components, the surface of the driving shaft is rotatably installed on two sides of the case through symmetrically arranged ball bearings, the brake discs are fixedly connected to the surface of the driving shaft, and the braking components are installed on the top of the inner wall of the case and correspond to the positions of the brake discs;
wherein, the braking subassembly includes mounting bracket, servo motor, threaded shaft, a screw thread section of thick bamboo, initiative brake block and two spacing telescopic links, servo motor fixed mounting be in the side of mounting bracket, just servo motor's output shaft activity runs through the mounting bracket sets up, the one end fixed connection of threaded shaft is in on servo motor's the output shaft, screw thread section of thick bamboo screw thread is installed the surface of threaded shaft, initiative brake block fixed connection be in a screw thread section of thick bamboo is kept away from servo motor's one end, two the one end symmetric connection of spacing telescopic link is in on the inner wall of mounting bracket, just spacing telescopic link's the other end with initiative brake block fixed connection.
Preferably, the top of the mounting rack is fixedly connected to the top of the inner wall of the case.
Preferably, the braking mechanism further comprises a rotation speed sensor and a PLC controller which are fixedly installed on the top of the inner wall of the case.
Preferably, the brake mechanism further comprises an auxiliary brake pad, the side face of the auxiliary brake pad is fixedly connected with mounting bolts symmetrically arranged, and the mounting bolts are fixedly mounted on the mounting frame through mounting nuts.
Preferably, the surface of the mounting bolt is sleeved with a spring pad at a position corresponding to the mounting nut.
Preferably, the side surface of the active brake pad is fixedly connected with a first anti-skid pad.
Preferably, the side surface of the auxiliary brake pad is fixedly connected with a second anti-skid pad.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses a mutually supporting between drive shaft, generating set, wind-force blade and the arrestment mechanism has realized a wind generating set electron automatic brake equipment, adopts the two-way tight mode of clamp to brake the generator shaft, has improved the braking effect of generator shaft greatly, and can carry out automatic braking according to the rotational speed of generator shaft, thereby very big improvement the utility model discloses brake equipment's practicality.
Drawings
FIG. 1 is a schematic structural view of the electronic automatic brake device of the wind generating set of the present invention;
FIG. 2 is a schematic structural view of a braking mechanism in the electronic automatic braking device of the wind generating set of the present invention;
fig. 3 is the structure schematic diagram of the brake assembly in the electronic automatic brake device of the wind generating set of the utility model.
In the figure: 1. a drive shaft; 2. a generator set; 3. a wind blade; 4. a brake mechanism; 401. a chassis; 402. a brake disc; 403. a brake assembly; 4031. a mounting frame; 4032. a servo motor; 4033. a threaded shaft; 4034. a threaded barrel; 4035. an active brake pad; 4036. limiting the telescopic rod; 404. a rotational speed sensor; 405. a PLC controller; 4037. an auxiliary brake pad; 4038. installing a bolt; 4039. and (6) mounting the nut.
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.
As shown in fig. 1-3, an electronic automatic brake device of a wind generating set comprises:
one end of the driving shaft 1 is connected with a generator set 2 through a coupler, the other end of the driving shaft 1 is connected with a wind blade 3 through the coupler, and a brake mechanism 4 is installed on the driving shaft 1;
the braking mechanism 4 comprises a case 401, a brake disc 402 and a braking component 403, the surface of the driving shaft 1 is rotatably installed on two sides of the case 401 through symmetrically arranged ball bearings, the brake disc 402 is fixedly connected to the surface of the driving shaft 1, and the braking component 403 is installed on the top of the inner wall of the case 401 and corresponds to the position of the brake disc 402;
wherein, brake assembly 403 includes mounting bracket 4031, servo motor 4032, screw shaft 4033, the screw cylinder 4034, initiative brake block 4035 and two spacing telescopic link 4036, servo motor 4032 fixed mounting is in the side of mounting bracket 4031, and servo motor 4032's output shaft activity runs through mounting bracket 4031 and sets up, the one end fixed connection of screw shaft 4033 is on the output shaft of servo motor 4032, screw cylinder 4034 threaded mounting is on the surface of screw shaft 4033, servo motor 4032's one end is kept away from at screw cylinder 4034 to initiative brake block 4035 fixed connection, the one end symmetric connection of two spacing telescopic link 4036 is on the inner wall of mounting bracket 4031, and the other end and the initiative brake block 4035 fixed connection of spacing telescopic link 4036.
Wherein, the top of the mounting bracket 4031 is fixedly connected to the top of the inner wall of the chassis 401.
Through adopting above-mentioned technical scheme, adopt two-way tight mode of clamp to brake the generator shaft, improved the braking effect of generator shaft greatly, and can carry out automatic brake according to the rotational speed of generator shaft to very big improvement the utility model discloses brake equipment's practicality.
As shown in fig. 1 to 3, the braking mechanism 4 further includes a rotation speed sensor 404 fixedly mounted on the top of the inner wall of the housing 401 and a PLC controller 405.
By adopting the technical scheme, the rotation speed sensor 404 is used for monitoring the real-time rotation speed of the driving shaft 1, when the rotation speed of the driving shaft 1 is monitored to exceed a preset value, a monitored signal is transmitted to the PLC 405, the PLC controls the servo motor 4032 to rotate, so that the threaded shaft 4033 is driven to rotate, and therefore under the action of threaded engagement, the driving brake disc 4035 is driven to be close to the brake disc 402 through the threaded cylinder 4034 and is braked by the brake disc 402 under the interaction with the auxiliary brake disc 4037.
As shown in fig. 1-3, the brake mechanism 4 further includes an auxiliary brake pad 4037, a side surface of the auxiliary brake pad 4037 is fixedly connected with symmetrically arranged mounting bolts 4038, the mounting bolts 4038 are fixedly mounted on the mounting bracket 4031 through mounting nuts 4039, and a spring pad is sleeved on a surface of the mounting bolt 4038 and a position corresponding to the mounting nuts 4039.
By adopting the technical scheme, the mutual matching between the auxiliary brake pad 4037 and the active brake pad 4035 realizes the bidirectional braking on the brake disc 402, thereby improving the braking effect.
As shown in fig. 1-3, a first anti-skid pad is fixedly connected to a side surface of the active brake pad 4035, and a second anti-skid pad is fixedly connected to a side surface of the auxiliary brake pad 4037.
By adopting the technical scheme, the braking effect of the brake pad on the brake disc 402 is increased.
For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.
The utility model provides a wind generating set electron automatic brake device, during the use, real-time rotational speed through tachometer 404 to drive shaft 1 monitors, when the rotational speed of monitoring drive shaft 1 surpasses the default, signal transmission to PLC controller 405 with monitoring, PLC controller 405 control servo motor 4032 rotates, thereby it rotates to drive threaded spindle 4033, consequently under the effect of thread engagement, it is close to brake disc 402 to drive initiative brake block 4035 through a screw section of thick bamboo 4034, and with the interact between the auxiliary brake block 4037, brake disc 402, thereby the stability and the safety of drive shaft 1 operation have been improved.
To sum up: the electronic automatic brake device of the wind generating set comprises a driving shaft 1, a generating set 2, a wind blade 3 and a brake mechanism 4, and solves the problems in the prior 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 (7)
1. The utility model provides a wind generating set electron automatic brake device which characterized in that includes:
the wind power generation device comprises a driving shaft (1), wherein one end of the driving shaft (1) is connected with a generator set (2) through a coupler, the other end of the driving shaft (1) is connected with a wind power blade (3) through the coupler, and a braking mechanism (4) is installed on the driving shaft (1);
the braking mechanism (4) comprises a case (401), a brake disc (402) and braking components (403), the surface of the driving shaft (1) is rotatably installed on two sides of the case (401) through symmetrically arranged ball bearings, the brake disc (402) is fixedly connected to the surface of the driving shaft (1), and the braking components (403) are installed on the top of the inner wall of the case (401) and correspond to the positions of the brake disc (402);
wherein the brake component (403) comprises a mounting rack (4031), a servo motor (4032), a threaded shaft (4033), a threaded cylinder (4034), an active brake pad (4035) and two limit telescopic rods (4036), the servo motor (4032) is fixedly arranged on the side surface of the mounting rack (4031), and the output shaft of the servo motor (4032) is movably arranged through the mounting rack (4031), one end of the threaded shaft (4033) is fixedly connected to an output shaft of the servo motor (4032), the threaded cylinder (4034) is installed on the surface of the threaded shaft (4033) in a threaded mode, the active brake block (4035) is fixedly connected with one end, far away from the servo motor (4032), of the threaded cylinder (4034), one ends of the two limiting telescopic rods (4036) are symmetrically connected to the inner wall of the mounting frame (4031), and the other end of the limit telescopic rod (4036) is fixedly connected with the active brake pad (4035).
2. The electronic automatic brake device of the wind generating set according to claim 1, characterized in that: the top of the mounting frame (4031) is fixedly connected to the top of the inner wall of the case (401).
3. The electronic automatic brake device of the wind generating set according to claim 2, characterized in that: the braking mechanism (4) further comprises a rotating speed sensor (404) and a PLC (programmable logic controller) controller (405), wherein the rotating speed sensor (404) and the PLC controller are fixedly installed on the top of the inner wall of the case (401).
4. The electronic automatic brake device of the wind generating set according to claim 3, characterized in that: brake mechanism (4) still include auxiliary brake piece (4037), the side fixedly connected with of auxiliary brake piece (4037) has mounting bolt (4038) that the symmetry set up, just mounting bolt (4038) are in through mounting nut (4039) fixed mounting on mounting bracket (4031).
5. The electronic automatic brake device of the wind generating set according to claim 4, characterized in that: and a spring pad is sleeved on the surface of the mounting bolt (4038) and corresponds to the position of the mounting nut (4039).
6. The electronic automatic brake device of the wind generating set according to claim 5, characterized in that: the side surface of the active brake pad (4035) is fixedly connected with a first anti-skid pad.
7. The electronic automatic brake device of the wind generating set according to claim 6, characterized in that: and a second anti-skid pad is fixedly connected to the side surface of the auxiliary brake pad (4037).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122955632.1U CN217080678U (en) | 2021-11-29 | 2021-11-29 | Electronic automatic brake device of wind generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122955632.1U CN217080678U (en) | 2021-11-29 | 2021-11-29 | Electronic automatic brake device of wind generating set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217080678U true CN217080678U (en) | 2022-07-29 |
Family
ID=82539368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122955632.1U Active CN217080678U (en) | 2021-11-29 | 2021-11-29 | Electronic automatic brake device of wind generating set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217080678U (en) |
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2021
- 2021-11-29 CN CN202122955632.1U patent/CN217080678U/en active Active
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