CN210344108U - Wind power generation yaw brake mechanism - Google Patents
Wind power generation yaw brake mechanism Download PDFInfo
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- CN210344108U CN210344108U CN201920784381.5U CN201920784381U CN210344108U CN 210344108 U CN210344108 U CN 210344108U CN 201920784381 U CN201920784381 U CN 201920784381U CN 210344108 U CN210344108 U CN 210344108U
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Abstract
The utility model discloses a wind power generation yaw brake mechanism, which comprises a yaw brake main body, a pair of friction plates with the same structure and a brake disc, wherein the friction plates are arranged in the yaw brake main body, one end of the brake disc is inserted between the pair of friction plates, a cooling and heat transfer structure is arranged on the yaw brake main body, and an auxiliary brake structure is arranged on the cooling and heat transfer structure; the utility model discloses when using, through installing cooling heat transfer structure in the yaw brake main part, derive rapidly the heat that produces between yaw brake main part and the brake disc, reduce the damage of high temperature to the inside spare part of yaw brake main part, the supplementary braking structure of cooperation simultaneously carries out friction braking to the brake disc on the horizontal direction, improves braking efficiency, simple structure, convenient operation.
Description
Technical Field
The utility model relates to a aerogenerator technical field specifically is a wind power generation braking mechanism that drifts.
Background
The wind energy is a renewable clean energy, is inexhaustible, is a new energy which is harmonious and co-located with the nature and realizes the sustainable development of economy and society, because the wind direction is constantly changed, a horizontal axis wind generating set needs to continuously adjust the direction by a yaw system, the wind energy is utilized to the maximum extent, the yaw system, also called a wind aligning device, is a part of a cabin of the wind driven generator, and has the function of quickly and stably aligning the wind direction when the direction of a wind speed vector is changed, so that the wind wheel can obtain the maximum wind energy.
The electric driving rolling yaw system driving mechanism mainly comprises a yaw bearing, a yaw driving device, a yaw brake disc and the like, wherein the yaw brake disc plays an important role in a yaw system, and the yaw brake disc are matched to provide certain damping for the whole machine in the yaw process; when the yaw brake is used for yaw brake, the yaw brake clamps the yaw brake disc to provide brake torque for the whole machine, and the fan is ensured to be always in a windward state. However, in the process of braking a brake disc by using the existing yaw brake, a large amount of heat is generated by friction, which is easy to damage the brake disc and other parts in the brake, and particularly, once the brake disc is excessively worn, large-scale equipment needs to be used for field maintenance and replacement, so that the generated energy is lost, the normal operation of a unit is affected, and the maintenance cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a wind power generation braking mechanism that drifts about has solved current driftage stopper and is carrying out the braking in-process to the brake disc, and the friction produces a large amount of heats, causes the damage to other spare parts in brake disc and the stopper easily, and especially the brake disc need use the main equipment to carry out field maintenance, change in case take place excessive wearing and tearing, and loss generated energy influences the normal operating of unit, the higher problem of maintenance cost.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a wind power generation yaw brake mechanism comprises a yaw brake main body, a pair of friction plates with the same structure and a brake disc, wherein the friction plates are arranged in the yaw brake main body, one end of the brake disc is inserted between the pair of friction plates, a cooling and heat transfer structure is arranged on the yaw brake main body, and an auxiliary brake structure is arranged on the cooling and heat transfer structure;
the cooling heat transfer structure comprises: a cooling temperature control part and a heat dissipation connecting part;
the cooling temperature control part is arranged at one end of the yaw brake main body, and the heat dissipation connecting part is arranged in the yaw brake main body and is positioned at one side of the friction plate;
the cooling temperature control part comprises: the device comprises a sealed cavity, a micro circulating pump, a cooling pipe and a semiconductor refrigerating sheet;
the sealed chamber is arranged on one end of the yaw brake main body, the input end of the micro circulating pump is sleeved on one end of the sealed chamber, the cooling pipe is arranged on one side wall surface of the yaw brake main body, two ends of the cooling pipe are respectively communicated with the output end of the micro circulating pump and the other end of the sealed chamber, the semiconductor refrigerating sheet is embedded on the outer side wall surface of the sealed chamber, and the refrigerating surface of the semiconductor refrigerating sheet is attached to the outer side wall surface of the sealed chamber.
Preferably, the heat dissipation connecting part includes: the cooling fan, the air collecting cover, the air inlet pipe and the air outlet pipe;
the cooling fan is arranged on one side wall surface of the yaw brake main body, the air collecting cover is buckled on the cooling pipe, one end of the air inlet pipe is communicated with the air inlet end of the cooling fan, the other end of the air inlet pipe is communicated with the air collecting cover, one end of the air outlet pipe is embedded on the air outlet end of the cooling fan, and the other end of the air outlet pipe is opposite to the brake disc.
Preferably, the auxiliary braking structure includes: a friction braking part and a control adjusting part;
the friction braking part is installed at one side of the yaw brake main body, and the control adjusting part is installed on the friction braking part.
Preferably, the friction braking portion includes: the U-shaped groove, the arc brake piece and the elastic component are arranged on the base;
the U-shaped groove is arranged on one side of the yaw brake body, the arc brake block is arranged in the U-shaped groove and is positioned at the same level with the brake disc, and the elastic component is arranged in the U-shaped groove and is connected with the arc brake block.
Preferably, the control adjustment portion includes: a moving block and a hydraulic cylinder;
the movable block is movably arranged in the U-shaped groove and connected with the elastic component, and the movable end of the hydraulic cylinder extends into the U-shaped groove and is connected with the movable block.
Preferably, the elastic member includes: a pair of springs and fixing pieces with the same structure;
one ends of the pair of springs are respectively connected with the arc-shaped brake block, and the fixing pieces are embedded on the other ends of the pair of springs.
Has the advantages that:
the utility model provides a wind power generation braking mechanism that drifts. The method has the following beneficial effects: through installing cooling heat transfer structure in the yaw brake main part, derive rapidly the heat that produces between yaw brake main part and the brake disc, reduce the damage of high temperature to the inside spare part of yaw brake main part, the auxiliary braking structure of cooperation simultaneously, carry out friction braking to the brake disc in the horizontal direction, improve braking efficiency, moreover, the steam generator is simple in structure, high durability and convenient operation, current yaw brake has been solved and is carrying out braking in-process to the brake disc, the friction produces a large amount of heats, other spare parts in easy to brake disc and the stopper cause the damage, especially the brake disc need be in case take place excessive wearing and tearing to use the main equipment to carry out field maintenance, change, loss generated energy, influence the normal operating of unit, the higher problem of maintenance cost.
Drawings
Fig. 1 is a schematic view of a front view structure of a wind power generation yaw brake mechanism of the present invention.
Fig. 2 is a schematic view of a local enlarged structure of a wind power generation yaw brake mechanism of the present invention.
Fig. 3 is a schematic view of a side view profile structure of a position a-a of the wind power generation yaw braking mechanism of the present invention.
Fig. 4 is a schematic view of a B-B position side view profile structure of a wind power generation yaw braking mechanism according to the present invention.
In the figure: 1-a yaw brake body; 2-friction plate; 3, a brake disc; 4-sealing the cavity; 5-a micro circulating pump; 6-a cooling pipe; 7-semiconductor refrigerating sheet; 8-a heat dissipation fan; 9-wind collecting cover; 10-an air inlet pipe; 11-an air outlet pipe; 12-U-shaped slots; 13-arc brake pads; 14-a moving block; 15-hydraulic cylinders; 16-a spring; 17-fixing piece.
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.
All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet the control requirements, and specific connection and control sequences should be obtained.
Example (b): according to the attached figures 1-4 of the specification, the yaw brake mechanism for wind power generation comprises a yaw brake main body 1, a pair of friction plates 2 with the same structure and a brake disc 3, wherein the friction plates 2 are arranged in the yaw brake main body 1, one end of the brake disc 3 is inserted between the pair of friction plates 2, a cooling and heat transfer structure is arranged on the yaw brake main body 1, and an auxiliary brake structure is arranged on the cooling and heat transfer structure;
can know through the aforesaid, through installing cooling heat transfer structure on yaw brake main part 1, derive rapidly the heat that produces between yaw brake main part 1 and the brake disc 3, reduce the damage of high temperature to the inside spare part of yaw brake main part 1, the supplementary braking structure of cooperation simultaneously carries out friction braking to brake disc 3 on the horizontal direction, improves braking efficiency.
The cooling heat transfer structure comprises: the cooling accuse temperature portion and heat dissipation connecting portion, its positional relationship and relation of connection are as follows:
the cooling temperature control part is arranged at one end of the yaw brake main body 1, and the heat dissipation connecting part is arranged in the yaw brake main body 1 and is positioned at one side of the friction plate 2;
the cooling temperature control part comprises: the device comprises a sealed cavity 4, a micro circulating pump 5, a cooling pipe 6 and a semiconductor refrigerating sheet 7, and the position relation and the connection relation of the device are as follows:
the sealed cavity 4 is installed on one end of the yaw brake main body 1, the input end of the micro circulating pump 5 is sleeved on one end of the sealed cavity 4, the cooling pipe 6 is installed on one side wall surface of the yaw brake main body 1, two ends of the cooling pipe 6 are respectively communicated with the output end of the micro circulating pump 5 and the other end of the sealed cavity 4, the semiconductor refrigerating sheet 7 is embedded on the outer side wall surface of the sealed cavity 4, and the refrigerating surface of the semiconductor refrigerating sheet 7 is attached to the outer side wall surface of the sealed cavity 4.
Through the above, when the yaw brake device is used, the cooling liquid in the sealed cavity 4 is cooled through the refrigerating surface of the semiconductor refrigerating sheet 7, meanwhile, the cooling liquid in the sealed cavity 4 is injected into the cooling pipe 6 through the micro circulating pump 5, the air around the cooling pipe 6 is cooled, low-temperature gas is blown to the brake disc 3 through the heat dissipation connecting part, and therefore heat generated by friction between the friction sheet 2 on the yaw brake main body 1 and the brake disc 3 can be rapidly led out.
Preferably, the heat dissipation connecting part further includes: the heat dissipation fan 8, the air collecting cover 9, the air inlet pipe 10 and the air outlet pipe 11 are in the following position relation and connection relation:
the cooling fan 8 is arranged on one side wall surface of the yaw brake main body 1, the wind collecting cover 9 is buckled on the cooling pipe 6, one end of the air inlet pipe 10 is communicated with the air inlet end of the cooling fan 8, the other end of the air inlet pipe 10 is communicated with the wind collecting cover 9, one end of the air outlet pipe 11 is embedded on the air outlet end of the cooling fan 8, and the other end of the air outlet pipe 11 is opposite to the brake disc 3.
Preferably, further, the auxiliary braking structure includes: the friction braking part and the control adjusting part have the following position relation and connection relation:
the friction braking portion is installed at one side of the yaw brake main body 1 for performing friction braking on the brake disk 3 in a horizontal direction, and the control adjustment portion is installed on the friction braking portion for controlling the friction braking portion.
Preferably, the friction braking portion further includes: u-shaped groove 12, arc brake piece 13 and spring assembly, their position relation and connection relation are as follows:
the U-shaped groove 12 is arranged on one side of the yaw brake body 1, the arc brake block 13 is arranged in the U-shaped groove 12 and is positioned on the same level with the brake disc 3, the elastic component is arranged in the U-shaped groove 12 and is connected with the arc brake block 13, and when the yaw brake is used, the arc brake block 13 performs friction braking on the brake disc 3 in the horizontal direction.
Preferably, the control and adjustment unit further includes: the moving block 14 and the hydraulic cylinder 15 have the following positional relationship and connection relationship:
the moving block 14 is movably arranged in the U-shaped groove 12 and connected with the elastic component, the moving end of the hydraulic cylinder 15 extends into the U-shaped groove 12 and is connected with the moving block 14, and the hydraulic cylinder 15 controls the arc brake block 13 in the U-shaped groove through the moving block 14 to realize braking and unlocking of the arc brake block 13 on the brake disc 3.
Preferably, further, the elastic member includes: the pair of springs 16 and the fixing pieces 17 having the same structure are arranged and connected as follows:
one ends of the pair of springs 16 are respectively connected with the arc brake pads 13, and the fixing pieces 17 are embedded on the other ends of the pair of springs 16 and used for reducing damage to the hydraulic cylinder 15 caused by vibration between the arc brake pads 13 and the brake disc 3.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
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 (6)
1. A wind power generation yaw brake mechanism comprises a yaw brake main body (1), a pair of friction plates (2) with the same structure and a brake disc (3), and is characterized in that the friction plates (2) are arranged in the yaw brake main body (1), one end of the brake disc (3) is inserted between the pair of friction plates (2), a cooling and heat transfer structure is arranged on the yaw brake main body (1), and an auxiliary brake structure is arranged on the cooling and heat transfer structure;
the cooling heat transfer structure comprises: a cooling temperature control part and a heat dissipation connecting part;
the cooling temperature control part is arranged on one end of the yaw brake main body (1), and the heat dissipation connecting part is arranged in the yaw brake main body (1) and is positioned on one side of the friction plate (2);
the cooling temperature control part comprises: the device comprises a sealed cavity (4), a micro circulating pump (5), a cooling pipe (6) and a semiconductor refrigerating sheet (7);
sealed chamber (4) install in yaw brake main part (1) is served, miniature circulating pump (5) input suit in sealed chamber (4) are served, cooling tube (6) install in yaw brake main part (1) one side wall, just cooling tube (6) both ends respectively with miniature circulating pump (5) output and sealed chamber (4) other end are linked together, semiconductor refrigeration piece (7) inlay and adorn in on sealed chamber (4) outside wall, just the refrigeration face of semiconductor refrigeration piece (7) with sealed chamber (4) outside wall is laminated mutually.
2. The wind-powered yaw brake mechanism of claim 1, wherein the heat sink coupling portion comprises: a heat radiation fan (8), a wind collection cover (9), an air inlet pipe (10) and an air outlet pipe (11);
radiator fan (8) install in on yaw brake main part (1) a lateral wall face, fan-collecting cover (9) lock-in on cooling tube (6), air-supply line (10) one end with radiator fan (8) air inlet end communicates mutually, air-supply line (10) other end with fan-collecting cover (9) are linked together, go out tuber pipe (11) one end inlay and adorn in on radiator fan (8) air-out end, it is just right to go out tuber pipe (11) other end brake disc (3).
3. A wind power yaw brake mechanism according to claim 1, wherein the auxiliary brake arrangement comprises: a friction braking part and a control adjusting part;
the friction braking part is installed on one side of the yaw brake main body (1), and the control adjusting part is installed on the friction braking part.
4. A wind powered yaw brake mechanism according to claim 3, wherein the friction brake comprises: the brake comprises a U-shaped groove (12), an arc-shaped brake block (13) and an elastic component;
the U-shaped groove (12) is arranged on one side of the yaw brake body (1), the arc brake block (13) is arranged in the U-shaped groove (12) and is positioned at the same level with the brake disc (3), and the elastic component is arranged in the U-shaped groove (12) and is connected with the arc brake block (13).
5. The wind-powered yaw brake mechanism of claim 4, wherein the control adjustment portion comprises: a moving block (14) and a hydraulic cylinder (15);
the moving block (14) is movably arranged in the U-shaped groove (12) and connected with the elastic component, and the moving end of the hydraulic cylinder (15) extends into the U-shaped groove (12) and is connected with the moving block (14).
6. The wind-powered yaw brake mechanism of claim 4, wherein the resilient assembly comprises: a pair of springs (16) and a fixing piece (17) having the same structure;
one ends of the pair of springs (16) are respectively connected with the arc-shaped brake pads (13), and the fixing pieces (17) are embedded on the other ends of the pair of springs (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920784381.5U CN210344108U (en) | 2019-05-28 | 2019-05-28 | Wind power generation yaw brake mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920784381.5U CN210344108U (en) | 2019-05-28 | 2019-05-28 | Wind power generation yaw brake mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN210344108U true CN210344108U (en) | 2020-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920784381.5U Active CN210344108U (en) | 2019-05-28 | 2019-05-28 | Wind power generation yaw brake mechanism |
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| CN (1) | CN210344108U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114109729A (en) * | 2021-11-27 | 2022-03-01 | 张国巍 | Braking device of wind driven generator |
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2019
- 2019-05-28 CN CN201920784381.5U patent/CN210344108U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114109729A (en) * | 2021-11-27 | 2022-03-01 | 张国巍 | Braking device of wind driven generator |
| CN114109729B (en) * | 2021-11-27 | 2023-09-01 | 华能阜新风力发电有限责任公司 | Braking device of wind driven generator |
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