CN216435222U

CN216435222U - Comprehensive training platform for wind power generation equipment

Info

Publication number: CN216435222U
Application number: CN202123019746.1U
Authority: CN
Inventors: 黄华圣; 汪祥立; 张晓通; 陈臣
Original assignee: Zhejiang Tianhuang Science and Technology Industrial Co Ltd
Current assignee: Zhejiang Tianhuang Science and Technology Industrial Co Ltd
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-05-03
Anticipated expiration: 2031-12-03

Abstract

The utility model relates to a real platform of instructing is synthesized to wind power generation equipment. The to-be-solved technical problem of the utility model is to provide a wind power generation equipment synthesizes real standard platform that function is full. The utility model adopts the technical scheme that the device comprises a comprehensive platform device and an electrical control device, wherein the comprehensive platform device comprises a platform frame, an engine room unit, a variable pitch unit, a yaw unit, a hydraulic station, a manual pump, a hydraulic brake valve group, a wind power simulation unit and a data monitoring unit, the variable pitch unit comprises a positioning disc, a fixed variable pitch mechanism component and a variable pitch protective cover, and the variable pitch mechanism component comprises a variable pitch mechanism, a variable pitch servo motor and a right-angle reducer; the electric control device comprises an electric control cabinet, a PLC host, a PLC remote distributed module and a servo driver. The utility model has the advantages that: the device has the advantages of multiple installation and debugging items, strong equipment matching performance, strong comprehensiveness and multiple safety protection forms, and the equipment can be used for performing composite type skill talent training and skill assessment.

Description

Comprehensive training platform for wind power generation equipment

Technical Field

The utility model relates to a teaching instrument technical field, concretely relates to real platform of instructing is synthesized to wind power generation equipment.

Background

At present, most of miniaturized and multifunctional teaching and training type wind power generation teaching equipment can only demonstrate principle functions and lacks relevant manual practical operation, meanwhile, the deviation of the operation action flow of the miniaturized and multifunctional teaching and training type wind power generation teaching equipment and the real wind power generation equipment is large, and certain requirement difference exists for cultivating high-quality people with composite skills. In addition, although some functional skill teaching modules can improve the practical ability, the functional skill teaching modules are limited to be separated from the wind power generation equipment, and the practical training effect cannot be well combined with the operation of the wind power generation equipment. In recent years, with the continuous expansion of the national wind power generation market, a large number of complex skills talents are required for the wind power generation equipment from the aspects of installation, debugging, operation, maintenance and the like, and the wind power generation equipment relates to various technologies such as machinery, hydraulic pressure, electricity and the like, so that the requirements on complex high-skill talents such as installation, operation, maintenance and the like of the wind power generation equipment are high, and the teaching device of the wind power generation equipment at present is difficult to meet the teaching training and checking requirements of the relevant complex skills talents of the wind power generation equipment.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the to-be-solved technical problem of the utility model is to provide a wind power generation equipment comprehensive practical training platform with full functions.

The utility model discloses technical scheme that wind power generation equipment synthesizes real standard platform and adopts, including synthesize platform device and be used for synthesize platform device electrical control's electrical control device, its characterized in that synthesize platform device include the platform frame, establish cabin unit, the oar unit that becomes, driftage unit, hydraulic pressure station, hand pump, hydraulic brake valves, wind-force analog unit and data monitoring unit on the platform frame, it includes with the positioning disk of cabin unit connection to become the oar unit, fix on the positioning disk and around the oar mechanism subassembly that the circular arc interval set up and cover establish the oar safety cover that becomes of positioning disk, it includes becomes oar mechanism, becomes oar servo motor to become the oar mechanism, will become oar mechanism with the right angle reduction gear that becomes oar servo motor and connect;

the electrical control device comprises an electrical control cabinet, a PLC host arranged in the electrical control cabinet, a PLC remote distributed module electrically connected with the PLC host and a servo driver corresponding to the variable pitch servo motor.

The data monitoring unit comprises a monitoring unit electric cabinet, a touch screen, an emergency stop switch and a start button, wherein the touch screen, the emergency stop switch and the start button are arranged on the monitoring unit electric cabinet, the touch screen is electrically connected with the PLC remote distributed module, and the touch screen is used for carrying out parameter setting, equipment operation, equipment whole machine operation parameter monitoring and power generation data monitoring on equipment.

The engine room unit comprises a first fixed base plate, a second fixed base plate, a main shaft motor, a chain assembly, a main shaft speed measurement sensor, a main shaft, a first bearing with a seat, a second bearing with a seat and a gearbox which are arranged on the first fixed base plate, an electric slip ring, a high-speed shaft brake, a double-diaphragm coupling and a generator which is arranged on the second fixed base plate, wherein the main shaft penetrates through the first bearing with the seat and the second bearing with the seat, the main shaft and the main shaft motor are transmitted through the chain assembly, one end of the main shaft is connected with the positioning disc, the other end of the main shaft is connected with the gearbox, and the output end of the gearbox is sequentially connected with the high-speed shaft brake, the double-diaphragm coupling and the generator;

the electric control device further comprises a three-phase rectifier, a grid-connected inverter and a second frequency converter which are arranged in the electric control cabinet, the three-phase rectifier and the grid-connected inverter are electrically connected with the generator, and the spindle motor is electrically connected with the second frequency converter.

The variable-pitch mechanism assembly further comprises a first mechanical switch, a second mechanical switch and a variable-pitch origin sensor which are arranged on the right-angle speed reducer.

Lateral part is equipped with visual door about the platform frame, the side is equipped with the visual fender of enclosing that can overturn from top to bottom around the platform frame, platform frame upper end is equipped with the gas and props the turn-over housing, the gas props the turn-over housing and is propped by the gas and supports, the platform frame still is equipped with the second mechanical switch that is used for the door to detect.

The utility model discloses wind power generation equipment synthesizes real advantage of instructing platform lies in: 1, the device has more assembling and debugging items and has a plurality of items of assembling and disassembling practical training of mechanical transmission, a hydraulic control system, an electrical control system, and the like; 2, the matching performance of the equipment is strong: the action processes of main shaft transmission, pitch variation, yaw, braking, power generation rectification, inversion network access and the like of the wind generating set are simulated, the consistency of the action with real wind power generation equipment is high, and the matching degree with the skill talent culture requirement of the wind power generation equipment is high; 3, the comprehensiveness is strong: the equipment can be used for carrying out the training and skill assessment of the relevant compound skill talents of the wind power generation equipment; 4 safety protection forms: the method adopts various protection modes such as a fuse protector, a phase sequence protector, a safety relay, a thermal protector, a circuit breaker, a transparent safety protection door and the like.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a perspective view of the comprehensive practical training platform of the wind power generation equipment of the present invention;

FIG. 2 is a front view of the integrated platform assembly of the present invention;

FIG. 3 is a front view of the nacelle unit and pitch unit combination of the present invention;

FIG. 4 is a perspective view of the nacelle unit and pitch unit combination of the present invention;

FIG. 5 is a view of the pitch mechanism assembly of the present invention;

fig. 6 is a perspective view of the integrated platform device of the present invention;

FIG. 7 is a schematic view of a forward mounting structure of the yaw unit of the present invention;

FIG. 8 is a front view of the yaw unit of the present invention;

FIG. 9 is a schematic view of a back-mounted structure of the yaw unit of the present invention;

fig. 10 is a perspective view of the hydraulic station of the present invention;

fig. 11 is a front perspective view of the hydraulic brake valve assembly of the present invention;

fig. 12 is a back perspective view of the hydraulic brake valve assembly of the present invention;

fig. 13 is a front view of the wind power simulation unit of the present invention;

fig. 14 is a front view of the electric control apparatus of the present invention;

fig. 15 is a schematic view of the internal structure of the electric control device of the present invention.

Detailed Description

As shown in figures 1-15, the comprehensive practical training platform for wind power generation equipment of the utility model comprises a comprehensive platform device 1 and an electric control device 2 used for the electric control of the comprehensive platform device 1, the comprehensive platform device 1 comprises a platform frame 3, a cabin unit 4 arranged on the platform frame 3, a pitch control unit 5, a yaw unit 6, a hydraulic station 7, a manual pump 8, a hydraulic brake valve bank 9, a wind power simulation unit 10 and a data monitoring unit 11, the pitch unit 5 comprises a positioning disc 38 connected with the cabin unit 4, pitch mechanism assemblies 59 fixed on the positioning disc 38 and arranged at intervals around an arc, and a pitch protection cover 58 covering the positioning disc 38, the variable pitch mechanism assembly 59 comprises a variable pitch mechanism 60, a variable pitch servo motor 63 and a right-angle reducer 64 for connecting the variable pitch mechanism 60 and the variable pitch servo motor 63; the electrical control device 2 comprises an electrical control cabinet 111, a PLC host 131 arranged in the electrical control cabinet 111, a PLC remote distributed module 132 electrically connected with the PLC host 131, and a servo driver 152 corresponding to the pitch-variable servo motor 63, and has a plurality of assembling and debugging items, and has a plurality of project assembling and disassembling practical training items such as mechanical transmission, a hydraulic control system, electrical control system installation and debugging and the like.

The data monitoring unit 11 comprises a monitoring unit electric cabinet 24, a touch screen 25 arranged on the monitoring unit electric cabinet 24, an emergency stop switch 26 and a start button 27, the touch screen 25 is electrically connected with the PLC remote distributed module 132, the touch screen 25 is used for carrying out parameter setting, equipment operation, equipment whole machine operation parameter monitoring and power generation data monitoring on equipment, and the monitoring is convenient, rapid and strong in operability.

The nacelle unit 4 comprises a first fixed base plate 56, a second fixed base plate 57, a spindle motor 32, a chain assembly 33, a spindle speed sensor 35, a spindle 41, a first seated bearing 44, a second seated bearing 45 and a gearbox 46 which are arranged on the first fixed base plate 56, an electrical slip ring 42 arranged on the spindle 41, a high-speed spindle brake 50, a double-diaphragm coupling 52, a hand-rotation positioning mechanism 36, a hand-rotation position detection sensor 37, a high-speed spindle brake disc 49, a mechanical centering tool 39, a torque sensor 54, a generator 55 arranged on the second fixed base plate 57, the spindle 41 is arranged on the first seated bearing 44 and the second seated bearing 45 in a penetrating manner, the spindle 41 and the spindle motor 32 are driven by the chain assembly 33, one end of the spindle 41 is connected with the positioning disc 38, and the other end is connected with the gearbox 46, the output end of the gearbox 46 is connected to the high-speed shaft brake 50, the double-diaphragm coupling 52 and the generator 55 in sequence.

The first fixed base plate 56 has two references, namely a plane A and a vertical surface B, and meets the installation reference requirement of the spindle 41. The spindle motor 32 drives the spindle 41 to rotate through the chain assembly 33, the spindle is accelerated through the gearbox 46, the double-diaphragm coupling 52 and the torque sensor 54 are connected with the generator 55 to rotate to generate power, the hand-rotating positioning mechanism 36 is used for locking the positioning disc 38, the hand-rotating position detection sensor 37 is used for detecting the locking state, and when the electric slip ring 42 is used for rotating the spindle 41, a fixed cable on the electric slip ring 42 is connected with a rotating cable of the variable pitch unit 5 in real time without coiling.

The side of the gearbox 46 is provided with a transparent viewing window 47, on which a temperature sensor 48 is arranged to monitor the oil temperature of the gearbox 46. The high-speed shaft brake 50 brakes the main shaft 41 by tightly holding the high-speed shaft brake disc 49; the mechanical centering tool 39 comprises 2 fixing plates 53 and 2 centering fingers 51; the torque sensor 54 can perform speed and torque detection.

The electrical control device 2 further includes a three-phase rectifier 150, a grid-connected inverter 155, and a second frequency converter 136 that are disposed in the electrical control cabinet 111, the three-phase rectifier 150 and the grid-connected inverter 155 are electrically connected to the generator 34, and the spindle motor 32 is electrically connected to the second frequency converter 136.

The pitch mechanism assembly 59 further comprises a first mechanical switch 65, a second mechanical switch 67 and a pitch origin sensor 66 provided on the right angle reducer 64.

The yawing unit 6 comprises a slewing bearing 68, a yawing speed reducing motor 71, a driving gear 77, a yawing origin sensor 72, a photoelectric encoder 78, a follow-up gear 79, a tower 73, an angle pointer 74, a yawing brake disc 69 and a yawing brake 70, wherein the tower 73 is fixed on the slewing bearing 68, the brake disc 69 is fixed on the tower 73, the yawing speed reducing motor 71 is connected with the driving gear 77 to drive the slewing bearing 68 to rotate, the follow-up gear 79 is connected with the photoelectric encoder 78 to rotate to generate pulses to record a yawing angle, and the yawing brake 70 brakes the tower 73 by holding the yawing brake disc 69 tightly.

The tower tube 73 is provided with a mark of 0-360 degrees, the rotation angle of the tower tube 73 is indicated by an angle pointer 74, a cable twisting limit switch 76 is arranged in the tower tube 73, and the cable 75 is twisted and deformed to pull the cable twisting limit switch 76 to act.

Hydraulic pressure station 7 provides hydraulic power source for braking system, manual pump 8 is the supplementary hydraulic power source of outage, hydraulic pressure station 7 includes motor oil pump 85, oil tank 80, air cleaner 82, liquid level relay 83, temperature sensor 84 and oil temperature level gauge 81, liquid level relay 83 is used for detecting whether hydraulic oil liquid level satisfies the use height, and temperature sensor 84 is used for detecting the interior hydraulic oil temperature of oil tank.

The hydraulic brake valve group 9 comprises a hydraulic valve plate 87, an oil collecting disc 86, an energy accumulator 91, a filter 98, an electromagnetic directional valve 88, a system safety valve 104, a yaw brake overflow valve 103, a pressure relay 102, a first pressure transmitter 93, a second pressure transmitter 101, a first pressure gauge 30, a second pressure gauge 31 and a plurality of pressure measuring interfaces 94; hydraulic valve plate 87 is fixed on oil trap 86 for collect the leakage fluid to the oil tank of hydrovalve installation operation in-process, energy storage ware 91 is braking system steady voltage energy storage, and filter 98 is used for filtration system oil return fluid, check valve 95 plays the non return effect, prevents hydraulic circuit fluid refluence and plays the pressurize effect, 8 system relief valves 104 of manual pump are used for manual pump pressure adjustment, and driftage braking overflow valve 103 is used for adjusting driftage half brake pressure, solenoid directional valve 88 is used for the brake state to switch, and pressure relay 102 is used for high-speed shaft brake 50 brake pressure to detect, first pressure transmitter 93 detects system pressure, and second pressure transmitter 101 detects driftage brake pressure, and first manometer 30 and second manometer 31 and a plurality of pressure measurement interface 94 are used for hydraulic system loop pressure to detect.

The wind power simulation unit 10 comprises an air speed cup 106, a wind vane 108 and a flashing warning lamp 105, wherein the rotating speed and the simulation wind speed of the air speed cup 106 are controlled by a direct current motor 107, and the wind vane 108 is driven by a stepping motor 109 to simulate the wind direction.

The cabinet body 111 is of a frame type structure, and bosses are arranged at the front end and the rear end of the bottom of the cabinet body, so that the overall stability is improved. The electrical control device 2 further includes a main power switch 117, an emergency stop button 118, a start button 119, a stop button 120, a phase sequence indicator lamp 121, and a power switch 126, a fuse 127, a phase sequence protector 128, a safety relay 146, a thermal protector 147, a circuit breaker 151, an ac contactor 134, a switching power supply 129, an industrial switch 130, a smart meter 133, a dc power collector 148, a single-phase ac power collector 149, a first frequency converter 135, a third frequency converter 137, a servo driver 152, an intermediate relay 138, a connection switching terminal block 156, a filter 139, a current transformer 142, a dc speed regulator 157, and a step driver 145 which are disposed on a cabinet door of the electrical control cabinet 111.

The fuse 127, the phase sequence protector 128, the safety relay 146, the thermal protector 147 and the breaker 151 are used for protecting equipment from safe operation; the smart meter 133 is configured to detect a parameter of electric quantity generated by the generator 55; the direct current power collector 148 is used for detecting the rectification parameters of the three-phase rectifier; the single-phase alternating current power collector 149 is used for detecting grid-connected electrical parameters; the grid-connected inverter 155 inverts and connects the electric power generated by the generator 55 to the grid. The first frequency converter 135 controls the rotation speed of the motor oil pump 85, the second frequency converter 136 controls the rotation speed of the spindle motor 32, and the third frequency converter 137 controls the rotation speed of the yaw speed reduction motor 71. The servo driver 152 is used for controlling the pitch angle of the pitch mechanism 60; the filter 139 is placed at the rear ends of the outgoing lines of the first frequency converter 135, the second frequency converter 136 and the third frequency converter 137, so that system interference is reduced; the current transformer 142 is used for collecting the power generation current of the generator 55; the direct current speed regulator 157 controls the rotating speed of the direct current motor 107; the stepper driver controls 145 the speed of the stepper motor 109.

Lateral part is equipped with visual door 12 about platform frame 3, platform frame 3 front and back side is equipped with visual fender 14 of enclosing that can overturn from top to bottom, platform frame 3 upper end is equipped with gas and props cover 16 that turns over, gas props cover 16 that turns over and is supported by gas props 21, platform frame 3 still is equipped with second mechanical switch 20 that is used for the door to detect.

The above description is only for the preferred embodiment of the present invention and should not be construed as limiting the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention are all included within the protection scope of the present invention.

Claims

1. The utility model provides a wind power generation equipment synthesizes real standard platform, including synthesize platform device (1) and be used for synthesize platform device (1) electrical control's electrical control device (2), its characterized in that: the comprehensive platform device (1) comprises a platform frame (3), a cabin unit (4) arranged on the platform frame (3), a pitch changing unit (5), a yaw unit (6), a hydraulic station (7), a manual pump (8), a hydraulic brake valve bank (9), a wind power simulation unit (10) and a data monitoring unit (11), wherein the pitch changing unit (5) comprises a positioning disc (38) connected with the cabin unit (4), pitch changing mechanism assemblies (59) fixed on the positioning disc (38) and arranged around an arc at intervals and a pitch changing protection cover (58) covering the positioning disc (38), and each pitch changing mechanism assembly (59) comprises a pitch changing mechanism (60), a pitch changing servo motor (63) and a right-angle speed reducer (64) connecting the pitch changing mechanism (60) and the pitch changing servo motor (63);

the electrical control device (2) comprises an electrical control cabinet (111), a PLC host (131) arranged in the electrical control cabinet (111), a PLC remote distributed module (132) electrically connected with the PLC host (131), and a servo driver (152) corresponding to the variable pitch servo motor (63).

2. The wind power plant comprehensive practical training platform according to claim 1, characterized in that: the data monitoring unit (11) comprises a monitoring unit electric cabinet (24), a touch screen (25) arranged on the monitoring unit electric cabinet (24), an emergency stop switch (26) and a start button (27), wherein the touch screen (25) is electrically connected with the PLC remote distributed module (132), and the touch screen (25) is used for carrying out parameter setting, equipment operation, equipment whole machine operation parameter monitoring and power generation data monitoring on equipment.

3. The wind power plant comprehensive practical training platform according to claim 1, characterized in that: the engine room unit (4) comprises a first fixed base plate (56), a second fixed base plate (57), a main shaft motor (32), a chain assembly (33), a main shaft speed measuring sensor (35), a main shaft (41), a first bearing with a seat (44), a second bearing with a seat (45) and a gearbox (46) which are arranged on the first fixed base plate (56), an electric slip ring (42) which is arranged on the main shaft (41), a high-speed shaft brake (50), a double-diaphragm coupling (52) and a generator (55) which is arranged on the second fixed base plate (57), wherein the main shaft (41) is arranged on the first bearing with a seat (44) and the second bearing with a seat (45) in a penetrating manner, the main shaft (41) and the main shaft motor (32) are driven by the chain assembly (33), one end of the main shaft (41) is connected with the positioning disc (38), and the other end of the main shaft (41) is connected with the gearbox (46), the output end of the gearbox (46) is sequentially connected with the high-speed shaft brake (50), the double-diaphragm coupling (52) and the generator (55);

the electric control device (2) further comprises a three-phase rectifier (150), a grid-connected inverter (155) and a second frequency converter (136) which are arranged in the electric control cabinet (111), the three-phase rectifier (150) and the grid-connected inverter (155) are electrically connected with the generator (34), and the spindle motor (32) is electrically connected with the second frequency converter (136).

4. The wind power plant comprehensive practical training platform according to claim 1, characterized in that: the variable pitch mechanism assembly (59) further comprises a first mechanical switch (65), a second mechanical switch (67) and a variable pitch origin sensor (66) which are arranged on the right-angle speed reducer (64).

5. The wind power plant comprehensive practical training platform according to claim 1, characterized in that: lateral part is equipped with visual door (12) 12 about platform frame (3), the side is equipped with visual fender (14) of enclosing that can overturn from top to bottom around platform frame (3), platform frame (3) upper end is equipped with gas and props turn over housing (16), gas props turn over housing (16) and is supported by gas props (21), platform frame (3) still are equipped with second mechanical switch (20) that are used for the door to detect.