CN213838803U

CN213838803U - Protection structure of wind turbine generator system driftage device

Info

Publication number: CN213838803U
Application number: CN202022765175.5U
Authority: CN
Inventors: 韩建辉; 刘赫男; 周立军; 于成军
Original assignee: Datang Tongliao Huolinhe New Energy Co ltd
Current assignee: Datang Tongliao Huolinhe New Energy Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-07-30
Anticipated expiration: 2030-11-25

Abstract

The utility model discloses a wind turbine generator system driftage device's protective structure, include: the motor yaw assembly comprises a case and a first motor, and the first motor is installed on one side of the case. The utility model can monitor the ambient temperature inside and around the motor yaw assembly in real time through the arrangement of the first temperature sensor and the second temperature sensor; through the arrangement of the first heating pipe, the interior of a pipeline contained in the motor yaw assembly can be heated, so that the outer side wall of the motor yaw assembly is heated, and the probability of damage to the motor yaw assembly during use in winter is reduced; utilize second temperature sensor to heat the inside of second box, utilize the fan to carry the surperficial conveying of steam to motor driftage subassembly to make the temperature rise of motor driftage subassembly all ring border, avoid motor driftage subassembly to use impaired probability when using winter, thereby reduce the work load of maintaining, reduce economic loss.

Description

Protection structure of wind turbine generator system driftage device

The technical field is as follows:

the utility model relates to a wind turbine generator system driftage device protection technical field specifically is a wind turbine generator system driftage device's protective structure.

Background art:

the wind turbine yaw system is divided into two types according to the rotation mode. One type is a rolling yaw system, a cabin is connected with a tower barrel through a bearing, the bearing is driven to rotate through a driving system during yaw, and the stability of the system is kept through the matching of a brake system. One is a sliding yaw system, which has no bearing and the nacelle is connected to a yaw friction disc fixed to the tower via friction plates in three directions. The sliding type yaw system is a damping type yaw system, and in order to keep the unit stable in the yaw process and avoid the vibration condition, the system must have certain friction damping. The sliding yaw system is widely applied to early wind turbines, such as Gemesas, Sustan and Wistess fans.

In practical application, operation and maintenance personnel in a wind power plant find that a yaw motor, an electromagnetic brake and a gear pair inside a yaw speed reducer are damaged in large quantity in winter, the failure rate is several times higher than that in summer, and gear meshing can be deviated in serious conditions to damage a yaw gear ring. On one hand, a large amount of overhaul workload and maintenance cost are added to the wind power plant, on the other hand, the loss of the generated energy directly causes the loss of economic benefits, and therefore the protection structure of the wind power generator set yaw device is provided.

The utility model has the following contents:

an object of the utility model is to provide a wind turbine generator system driftage device's protective structure to solve the problem that proposes among the above-mentioned background art.

The utility model discloses by following technical scheme implement: a protective structure of a wind power generation unit yawing device comprises:

the motor yaw assembly comprises a case and a first motor, and the first motor is arranged on one side of the case;

the first heating component is arranged outside the motor yaw component and comprises a first pipe body, a second pipe body, a third pipe body, a fourth pipe body, a fifth pipe body, a sixth pipe body and a first heating pipe, the outer side wall of the first motor is symmetrically welded with four first tube bodies, the outer side walls of the left and right adjacent first tube bodies are uniformly communicated with a second tube body, the outer side walls of the front and back adjacent first tube bodies are symmetrically communicated with two third tube bodies, the outer side walls of the left and right adjacent third tube bodies are uniformly communicated with a fourth tube body, and the outer side walls of the four fourth tube bodies are communicated with a fifth tube body, one end, far away from the fourth pipe body, of the fifth pipe body is communicated with a sixth pipe body, the outer side wall of the sixth pipe body is welded on the outer side wall of the case, and a first heating pipe is installed inside one sixth pipe body;

the control assembly is arranged outside the motor yaw assembly and comprises a first box body, a PLC (programmable logic controller) plate and a baffle plate;

the second heating assembly is installed above the motor yaw assembly and comprises a second supporting rod, a second box body, a second heating pipe, a seventh pipe body, a shell, a plate body, a through hole and an electromagnetic valve.

As further preferable in the present technical solution: and the outer side wall of the adjacent sixth pipe body is communicated with ninth pipe bodies at intervals, and one end, far away from the sixth pipe body, of each of the two vertically adjacent ninth pipe bodies is communicated with an eighth pipe body.

As further preferable in the present technical solution: the lateral wall of first box weld in the lateral wall of quick-witted case, the PLC board is installed to the inside wall of first box, the inside wall of first box articulates there is the baffle, the baffle is kept away from cabinet door lock is installed to one side of first box, the baffle is kept away from one side welding of first box has the handle.

As further preferable in the present technical solution: the upper surface symmetrical welding of quick-witted case has two second bracing pieces, two the top welding of second bracing piece has the second box, one side intercommunication of second box has the seventh body, the internally mounted of second box has the second heating pipe, the solenoid valve is installed to the lateral wall of seventh body, the seventh body is kept away from the one end intercommunication of second box has the casing, the inside wall welding of casing has the plate body, the through-hole has evenly been seted up to the bottom of plate body.

As further preferable in the present technical solution: the utility model discloses a fan, including the casing, the top of casing has two first bracing pieces, two first bracing pieces keep away from the one end of casing weld in the lateral wall of second box, the fan is installed to the bottom of plate body.

As further preferable in the present technical solution: the electrical output end of the PLC board is respectively in electrical connection with the electrical input ends of the first temperature sensor, the first heating pipe, the second temperature sensor, the second heating pipe, the electromagnetic valve, the fan and the first motor, and the signal transmission end of the first temperature sensor and the signal transmission end of the second temperature sensor are in signal connection with the signal transmission end of the PLC board.

The utility model has the advantages that:

1. the utility model discloses a setting of first temperature sensor and second temperature sensor can the inside and peripheral ambient temperature of real-time supervision motor driftage subassembly.

2. The utility model discloses a setting of first heating pipe can heat the inside pipeline that motor driftage subassembly contains to heating the lateral wall of motor driftage subassembly, reducing the motor driftage subassembly and using impaired probability when using winter.

3. The utility model discloses utilize second temperature sensor to heat the inside of second box, utilize the fan to convey steam to the surface of motor driftage subassembly to make the temperature of motor driftage subassembly all ring edge borders rise, avoid the motor driftage subassembly to use impaired probability when using in winter, thereby reduce the work load of maintaining, reduce economic loss.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the first box of the present invention;

fig. 3 is a schematic top view of the sixth tube of the present invention;

fig. 4 is a schematic top view of the fourth tube of the present invention;

fig. 5 is a circuit diagram of the PLC board of the present invention.

In the figure: 1. a first temperature sensor; 2. a second temperature sensor; 3. a first support bar; 4. an eighth tube body; 5. a fan; 6. a cabinet door lock; 7. a handle; 8. a ninth tube body; 10. A motor yaw assembly; 11. a chassis; 12. a first motor; 20. a first heating assembly; 21. a first pipe body; 22. a second tube body; 23. a third tube; 24. a fourth tube body; 25. a fifth pipe body; 26. a sixth tube; 27. a first heating pipe; 30. a control component; 31. a first case; 32. a PLC board; 33. a baffle plate; 40. a second heating assembly; 41. a second support bar; 42. a second case; 43. a second heating pipe; 44. a seventh tube body; 45. a housing; 46. a plate body; 47. a through hole; 48. an electromagnetic valve.

The specific implementation mode is as follows:

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.

Examples

Referring to fig. 1-5, the present invention provides a technical solution: a protective structure of a wind power generation unit yawing device comprises:

the motor yaw assembly 10, the motor yaw assembly 10 includes a chassis 11 and a first motor 12, the first motor 12 is installed on one side of the chassis 11;

a first heating assembly 20, the first heating assembly 20 being mounted outside the motor yaw assembly 10, the first heating assembly 20 including a first pipe 21, a second pipe 22, and a third pipe 23, the outer side walls of the first motor 12 are symmetrically welded with four first tube bodies 21, the outer side walls of the left and right adjacent first tube bodies 21 are uniformly communicated with the second tube bodies 22, the outer side walls of the front and back adjacent first tube bodies 21 are symmetrically communicated with two third tube bodies 23, the outer side walls of the left and right adjacent third tube bodies 23 are uniformly communicated with the fourth tube bodies 24, the outer side walls of the four fourth tube bodies 24 are communicated with the fifth tube bodies 25, one end, away from the fourth tube body 24, of each fifth tube body 25 is communicated with the sixth tube body 26, the outer side wall of each sixth tube body 26 is welded on the outer side wall of the case 11, and the first heating tube 27 is installed inside one sixth tube body 26;

the control assembly 30 is installed outside the motor yaw assembly 10, and the control assembly 30 comprises a first box 31, a PLC (programmable logic controller) plate 32 and a baffle 33;

and the second heating assembly 40, the second heating assembly 40 is installed above the motor yaw assembly 10, and the second heating assembly 40 includes a second support rod 41, a second box 42, a second heating pipe 43, a seventh pipe 44, a housing 45, a plate body 46, a through hole 47 and a solenoid valve 48.

In this embodiment, specifically: ninth pipe bodies 8 are communicated with the outer side wall of the adjacent sixth pipe body 26 at intervals, and eighth pipe bodies 4 are communicated with one ends, far away from the sixth pipe body 26, of the two adjacent ninth pipe bodies 8; the ninth pipe 8 and the eighth pipe 4 are arranged to enhance the heating effect of the sixth pipe 26 on the cabinet 11.

In this embodiment, specifically: the outer side wall of the first box body 31 is welded on the outer side wall of the case 11, the inner side wall of the first box body 31 is provided with a PLC (programmable logic controller) board 32, the inner side wall of the first box body 31 is hinged with a baffle 33, one side of the baffle 33 far away from the first box body 31 is provided with a cabinet door lock 6, and one side of the baffle 33 far away from the first box body 31 is welded with a handle 7; through baffle 33 and cabinet door lock 6's setting, can be with the shutoff of first box 31 to play the effect of protection to PLC board 32, through the setting of handle 7, be convenient for open baffle 33.

In this embodiment, specifically: two second support rods 41 are symmetrically welded on the upper surface of the case 11, a second case 42 is welded on the tops of the two second support rods 41, a seventh pipe body 44 is communicated with one side of the second case 42, a second heating pipe 43 is installed inside the second case 42, an electromagnetic valve 48 is installed on the outer side wall of the seventh pipe body 44, a shell 45 is communicated with one end, away from the second case 42, of the seventh pipe body 44, a plate body 46 is welded on the inner side wall of the shell 45, and through holes 47 are uniformly formed in the bottom of the plate body 46; through the setting of second bracing piece 41, can play the effect of support to second heating element 40, through the setting of solenoid valve 48, can control the intercommunication of seventh body 44, through the setting of through-hole 47, can be with the inside hot gas conduction of casing 45.

In this embodiment, specifically: a first temperature sensor 1 is installed inside the case 11, a second temperature sensor 2 is installed on the outer side wall of the second case 42, the outer side wall of the shell 45 is welded with the outer side wall of the second case 42, two first support rods 3 are symmetrically welded on the top of the shell 45, one ends of the two first support rods 3, which are far away from the shell 45, are welded on the outer side wall of the second case 42, and a fan 5 is installed at the bottom of the plate body 46; the temperature inside the case 11 can be detected through the arrangement of the first temperature sensor 1, the temperature around the motor yaw assembly 10 can be detected through the arrangement of the second temperature sensor 2, and the shell 45 can be reinforced through the arrangement of the first supporting rod 3.

In this embodiment, specifically: the electrical output end of the PLC board 32 is electrically connected to the electrical input ends of the first temperature sensor 1, the first heating pipe 27, the second temperature sensor 2, the second heating pipe 43, the electromagnetic valve 48, the fan 5 and the first motor 12, and the signal transmission end of the first temperature sensor 1 and the signal transmission end of the second temperature sensor 2 are both in signal connection with the signal transmission end of the PLC board 32.

In this embodiment: the specific models of the first temperature sensor 1 and the second temperature sensor 2 are both HT160, the specific models of the first heating pipe 27 and the second heating pipe 43 are both XBL138, the specific model of the fan 5 is XD12038, the specific model of the electromagnetic valve 48 is STP21, the specific model of the PLC board 32 is SM1EM331, the electrical input end of the PLC board 32 is electrically connected with the electrical output end of the control center of the equipment where the motor yaw assembly 10 is located, and the signal transmission end of the PLC board 32 is in signal connection with the signal transmission end of the control center of the equipment where the motor yaw assembly 10 is located.

Working principle or structural principle, when in use, the PLC board 32 is started by the control center, so that the second temperature sensor 2 and the first temperature sensor 1 are respectively started by the PLC board 32, when the first temperature sensor 1 detects that the temperature inside the case 11 is low, the first temperature sensor 1 feeds back the result to the PLC board 32, so that the first heating pipe 27 can be started by the PLC board 32 according to the setting, the surface of the first motor 12 is heated by the first heating pipe 27 through the conduction of the sixth pipe 26, the fifth pipe 25, the second pipe 22, the first pipe 21, the third pipe 23 and the fourth pipe 24 after being heated, the heating effect of the sixth pipe 26 on the case 11 can be enhanced through the arrangement of the ninth pipe 8 and the eighth pipe 4, so that the first motor 12 and the case 11 can be rapidly heated, when the heating reaches an area with reasonable instruction, the first motor 12 is started by the PLC board 32, thereby can avoid motor driftage subassembly 10 to be impaired because of the lower temperature, when second temperature sensor 2 detects that the ambient temperature all around is lower, PLC board 32 starts second heating pipe 43 and heats the inside of second box 42, after the inside temperature of second box 42 rises to appointed temperature, PLC board 32 control solenoid valve 48 opens, make steam get into the inside of casing 45, and simultaneously, PLC board 32 starts fan 5, utilize fan 5 to blow hot gas to first motor 12, thereby make the ambient environment intensification, the heating effect to motor driftage subassembly 10 has been increased, thereby can reduce motor driftage subassembly 10 and use impaired probability when using in winter, thereby reduce the work load of maintaining, reduce economic loss.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A protective structure of a wind power generator set yawing device is characterized by comprising:

the motor yaw assembly (10), the motor yaw assembly (10) comprises a chassis (11) and a first motor (12), and the first motor (12) is installed on one side of the chassis (11);

the first heating assembly (20) is installed outside the motor yaw assembly (10), the first heating assembly (20) comprises a first pipe body (21), a second pipe body (22), a third pipe body (23), a fourth pipe body (24), a fifth pipe body (25), a sixth pipe body (26) and a first heating pipe (27), four first pipe bodies (21) are symmetrically welded on the outer side wall of the first motor (12), the outer side walls of the left and right adjacent first pipe bodies (21) are uniformly communicated with the second pipe body (22), the outer side walls of the front and back adjacent first pipe bodies (21) are symmetrically communicated with the two third pipe bodies (23), the outer side walls of the left and right adjacent third pipe bodies (23) are uniformly communicated with the fourth pipe body (24), and the outer side walls of the four fourth pipe bodies (24) are communicated with the fifth pipe body (25), one end, far away from the fourth pipe (24), of the fifth pipe (25) is communicated with a sixth pipe (26), the outer side wall of the sixth pipe (26) is welded to the outer side wall of the case (11), and a first heating pipe (27) is installed inside one sixth pipe (26);

the control assembly (30), the control assembly (30) is installed outside the motor yaw assembly (10), and the control assembly (30) comprises a first box body (31), a PLC (programmable logic controller) plate (32) and a baffle plate (33);

the motor yaw assembly comprises a second heating assembly (40), the second heating assembly (40) is installed above the motor yaw assembly (10), and the second heating assembly (40) comprises a second supporting rod (41), a second box body (42), a second heating pipe (43), a seventh pipe body (44), a shell body (45), a plate body (46), a through hole (47) and an electromagnetic valve (48).

2. The protection structure of the yawing device for the wind power generation unit according to claim 1, wherein: ninth pipe bodies (8) are communicated with the outer side wall of the adjacent sixth pipe body (26) at intervals, and eighth pipe bodies (4) are communicated with one ends, far away from the sixth pipe body (26), of the two vertically adjacent ninth pipe bodies (8).

3. The protection structure of the yawing device for the wind power generation unit according to claim 1, wherein: the lateral wall of first box (31) weld in the lateral wall of quick-witted case (11), PLC board (32) are installed to the inside wall of first box (31), the inside wall of first box (31) articulates there is baffle (33), baffle (33) are kept away from cabinet door lock (6) are installed to one side of first box (31), baffle (33) are kept away from one side welding of first box (31) has handle (7).

4. The protection structure of the yawing device for the wind power generation unit according to claim 1, wherein: the welding of the upper surface symmetry of quick-witted case (11) has two second bracing pieces (41), two the top welding of second bracing piece (41) has second box (42), one side intercommunication of second box (42) has seventh body (44), the internally mounted of second box (42) has second heating pipe (43), solenoid valve (48) are installed to the lateral wall of seventh body (44), keep away from seventh body (44) the one end intercommunication of second box (42) has casing (45), the inside wall welding of casing (45) has plate body (46), through-hole (47) have evenly been seted up to the bottom of plate body (46).

5. The protection structure of the yawing device for the wind power generation unit according to claim 1, wherein: the internally mounted of machine case (11) has first temperature sensor (1), second temperature sensor (2) are installed to the lateral wall of second box (42), the lateral wall of casing (45) with the lateral wall welding of second box (42), the top symmetrical welding of casing (45) has two first bracing pieces (3), two first bracing piece (3) are kept away from the one end of casing (45) weld in the lateral wall of second box (42), fan (5) are installed to the bottom of plate body (46).

6. The protection structure of the yawing device for the wind power generator set according to claim 5, wherein: the electrical output end of the PLC board (32) is respectively in electrical connection with the first temperature sensor (1), the first heating pipe (27), the second temperature sensor (2), the second heating pipe (43), the electromagnetic valve (48), the fan (5) and the electrical input end of the first motor (12), and the signal transmission end of the first temperature sensor (1) and the signal transmission end of the second temperature sensor (2) are in signal connection with the signal transmission end of the PLC board (32).