阅读说明：本技术 一种风电变桨一体机结构 (Wind power pitch control all-in-one machine structure ) 是由 徐杰 陈瑞攀 史佳楠 仇一鸣 付晓凤 于 2020-06-04 设计创作，主要内容包括：本技术公开了一种风电变桨一体机结构,包括电机本体、制动器、制动器罩、编码器适配器、编码器、支撑板、引出线、防坠钢绳、驱动器、散热器和接插件；制动器外圈连接在电机本体的后法兰上,制动器内圈连接在电机本体的转轴上；编码器适配器连接在制动器外圈上；编码器外圈连接在编码器适配器上,编码器内圈连接在转轴上；制动器罩连接在后法兰上；支撑板连接在制动器罩上；驱动器连接在散热器上,散热器连接在制动器罩上；防坠钢绳一端连接在支撑板,另一端连接在驱动器内侧。本技术结构非常紧凑,制动器、编码器以及驱动器均安装在电机本体上,方便了后期的维护；同等性能输出的条件下相比现有技术方案,成本低,现场接线简单。(The technology discloses a wind power and pitch control integrated machine structure which comprises a motor body, a brake cover, a coder adapter, a coder, a supporting plate, a leading-out wire, an anti-falling steel rope, a driver, a radiator and a connector; the outer ring of the brake is connected to a rear flange of the motor body, and the inner ring of the brake is connected to a rotating shaft of the motor body; the encoder adapter is connected to the outer ring of the brake; the outer ring of the encoder is connected to the encoder adapter, and the inner ring of the encoder is connected to the rotating shaft; the brake cover is connected to the rear flange; the supporting plate is connected to the brake cover; the driver is connected to the radiator, and the radiator is connected to the brake cover; one end of the anti-falling steel rope is connected to the support plate, and the other end of the anti-falling steel rope is connected to the inner side of the driver. The motor has a very compact structure, and the brake, the encoder and the driver are all arranged on the motor body, so that the later maintenance is facilitated; compared with the prior art scheme under the condition of the same performance output, the method has the advantages of low cost and simple field wiring.)

1. The utility model provides a wind-powered electricity generation becomes oar all-in-one structure, includes motor body, its characterized in that: the anti-falling brake device further comprises a brake (5), a brake cover (6), an encoder adapter (8), an encoder (9), a support plate (10), an outgoing line (11), an anti-falling steel rope (13), a driver (14), a radiator (15) and a connector assembly (16); the outer ring of the brake (5) is fixedly connected to a rear flange (4) of the motor body, and the inner ring of the brake (5) is fixedly connected to a rotating shaft (7) of the motor body; the encoder adapter (8) is fixedly connected to the outer ring of the brake (5); the outer ring of the encoder (9) is fixedly connected to the encoder adapter (8), and the inner ring of the encoder (9) is fixedly connected to the rotating shaft (7); the brake cover (6) is fixedly connected to the rear flange (4); the supporting plate (10) is fixedly connected to the brake cover (6); holes are formed in the rear flange (4), the brake (5) and the supporting plate (10), leading-out wires (11) of the motor body penetrate through the holes formed in the rear flange (4), the brake (5) and the supporting plate (10) so as to be electrically connected with the driver (14), and leading-out wires (11) of the brake (5) and the encoder (9) penetrate through the holes formed in the supporting plate (10) so as to be electrically connected with the driver (14); the driver (14) is fixedly connected to the radiator (15), and the radiator (15) is fixedly connected to the brake cover (6); one end of the anti-falling steel rope (13) is fixedly connected to the support plate (10), and the other end of the anti-falling steel rope is fixedly connected to the inner side of the driver (14); the connector (16) is fixedly connected to the radiator (15), and the connector (16) is electrically connected with the driver (14); the brake (5), the encoder adapter (8), the encoder (9), the support plate (10), the anti-falling steel rope (13) and the driver (14) are all located among the rear flange (4), the brake cover (6) and the radiator (15).

2. The wind-powered electricity generation becomes oar all-in-one structure of claim 1, characterized in that: the motor body comprises a front flange (1), a stator (2), a rotor (3) and a rear flange (4), a stator shell is arranged outside the stator (2), the front flange (1) is fixedly connected with the front end of the stator shell, the rear flange (4) is fixedly connected with the rear end of the stator shell, the rotor (3) is positioned on the inner side of the stator (2), a rotating shaft (7) is arranged in an inner hole of the rotor (3), the rotating shaft (7) is connected with the front flange (1) through a bearing in a rotating mode, the front end of the rotating shaft (7) extends out of the front flange (1), and the rotating shaft (7) and the rear flange (4) rotate through the bearing and extend out of the rear end of the rotating shaft (7) towards the outer side of the rear flange (4).

3. The wind-powered electricity generation becomes oar all-in-one structure of claim 2, characterized in that: the outer ring of the brake (5) is fixedly connected to a rear flange (4) of the motor body through a screw; the encoder adapter (8) is fixedly connected to the outer ring of the brake (5) through a screw; the outer ring of the encoder (9) is fixedly connected to the encoder adapter (8) through a screw, and the inner ring of the encoder (9) is fixedly connected to the rotating shaft (7) through a screw.

4. The wind-powered electricity generation becomes oar all-in-one structure of claim 3, characterized in that: the brake cover (6) is fixedly connected to the rear flange (4) through 4 uniformly distributed long screws (17); the supporting plate (10) is fixedly connected to the brake cover (6) through screws.

5. The wind-powered electricity generation becomes oar all-in-one structure of claim 4, characterized in that: all there is cable fixation clamp (12) in backup pad (10) surface both sides through screw fixedly connected with, behind the hole that opens on stator (2) lead-out wire (11) of motor body passed back flange (4), stopper (5) and backup pad (10) and cramp with cable fixation clamp (12) of backup pad (10) one side, the hole that opens on backup pad (10) is passed and cramp with cable fixation clamp (12) of backup pad (10) opposite side in stopper (5) and lead-out wire (11) of encoder (9).

6. The wind-powered electricity generation becomes oar all-in-one structure of claim 5, characterized in that: the driver (14) is fixedly connected to the radiator (15) through screws, and the radiator (15) is fixedly connected to the brake cover (6) through 4 uniformly distributed anti-falling screws (18); the connector (16) is fixedly connected to the radiator (15) through screws.

7. The wind-powered electricity generation becomes oar all-in-one structure of claim 6, characterized in that: one end of the anti-falling steel rope (13) is fixedly connected to the support plate (10) through a screw, and the other end of the anti-falling steel rope is fixedly connected to the inner side of the driver (14) through a screw.

8. The wind-powered electricity generation becomes oar all-in-one structure of claim 1, characterized in that: the brake system is characterized by further comprising a fixing strip (19) and a handle (20), wherein mutually communicated grooves are formed in the outer surfaces of the stator shell, the rear flange (4) and the brake cover (6) and are arranged along the axial direction of the motor, the fixing strip (19) is connected with the grooves in a sliding mode, and threaded holes are formed in the surface of the fixing strip (19); the handle (20) is provided with a mounting hole, the mounting hole on the handle (20) is connected with a threaded hole on the fixing strip (19) through a screw, and the fixing strip (19) can be locked in grooves on the outer surfaces of the stator (2) and the brake cover (6) through the screw.

9. The wind-powered electricity generation becomes oar all-in-one structure of claim 1, characterized in that: the outer surface both sides of stator casing, back flange (4) and brake cover (6) all are equipped with the recess that communicates each other, have 2 fixed strips (19) in the recess of every side.

Technical Field

The technology relates to the field of wind power industry and servo motors, in particular to a wind power pitch-changing integrated machine structure.

Background

In the existing technical scheme of the motor applied to wind power pitch control, the scheme of integrating the motor and the drive into a whole cannot be retrieved. A motor and a driver applied to the existing wind power variable pitch are independent and separated units, and the driver is connected with the motor through an additional power line and a signal line so as to control the operation of the motor. The technical scheme of the existing motor and driver independent separation structure is high in cost and complex in field wiring.

Disclosure of Invention

The technical problem to be solved by the technology is to provide a wind power pitch-variable all-in-one machine structure aiming at the defects of the prior art, the wind power pitch-variable all-in-one machine structure adopts a scheme of integrating a motor and a driver, the structure is very compact, and a motor brake, an encoder and the driver are all modularly installed on a motor body, so that the later maintenance is greatly facilitated; compared with the technical scheme of the existing motor and driver independent separation structure under the condition of the same performance output, the motor and driver independent separation structure is low in cost and simple in field wiring.

In order to achieve the technical purpose, the technical scheme adopted by the technology is as follows:

a wind power and pitch control integrated machine structure comprises a motor body, a brake cover, a coder adapter, a coder, a support plate, an outgoing line, an anti-falling steel rope, a driver, a radiator and a connector; the brake outer ring is fixedly connected to a rear flange of the motor body, and the brake inner ring is fixedly connected to a rotating shaft of the motor body; the encoder adapter is fixedly connected to the outer ring of the brake; the outer ring of the encoder is fixedly connected to the encoder adapter, and the inner ring of the encoder is fixedly connected to the rotating shaft; the brake cover is fixedly connected to the rear flange; the supporting plate is fixedly connected to the brake cover; holes are formed in the rear flange, the brake and the supporting plate, leading-out wires of the motor body penetrate through the holes formed in the rear flange, the brake and the supporting plate so as to be electrically connected with the driver, and leading-out wires of the brake and the encoder penetrate through the holes formed in the supporting plate so as to be electrically connected with the driver; the driver is fixedly connected to the radiator, and the radiator is fixedly connected to the brake cover; one end of the anti-falling steel rope is fixedly connected to the support plate, and the other end of the anti-falling steel rope is fixedly connected to the inner side of the driver; the connector is fixedly connected to the radiator and electrically connected with the driver; the brake, the encoder adapter, the encoder, the supporting plate, the anti-falling steel rope and the driver are all located among the rear flange, the brake cover and the radiator.

As the further improved technical scheme of this technique, motor body includes preceding flange, stator, rotor and rear flange, the outside of stator is equipped with stator housing, the front end fixed connection of preceding flange and stator housing, the rear end fixed connection of rear flange and stator housing, the rotor is located the stator inboard, the hole of rotor is equipped with the pivot, the front end that pivot and preceding flange rotate through the bearing is connected and the pivot stretches out to the outside of front flange, the rear end that pivot and rear flange rotate through the bearing is connected and the pivot stretches out to the outside of rear flange.

As a further improved technical scheme of the technology, the brake outer ring is fixedly connected to a rear flange of the motor body through a screw; the encoder adapter is fixedly connected to the outer ring of the brake through a screw; the encoder outer ring is fixedly connected to the encoder adapter through screws, and the encoder inner ring is fixedly connected to the rotating shaft through screws.

As a further improved technical scheme of the technology, the brake cover is fixedly connected to the rear flange through 4 uniformly distributed long screws; the supporting plate is fixedly connected to the brake cover through screws.

According to the technical scheme, cable fixing clamps are fixedly connected to two sides of the surface of the supporting plate through screws, the outgoing lines of the stator of the motor body penetrate through holes formed in the rear flange, the brake and the supporting plate and are clamped by the cable fixing clamps on one side of the supporting plate, and the outgoing lines of the brake and the encoder penetrate through holes formed in the supporting plate and are clamped by the cable fixing clamps on the other side of the supporting plate.

As a further improved technical scheme of the technology, the driver is fixedly connected to the radiator through screws, and the radiator is fixedly connected to the brake cover through 4 uniformly distributed anti-falling screws; the connector is fixedly connected to the radiator through a screw.

As a further improved technical scheme of the technology, one end of the anti-falling steel rope is fixedly connected to the supporting plate through a screw, and the other end of the anti-falling steel rope is fixedly connected to the inner side of the driver through a screw.

As a further improved technical scheme of the technology, the brake device further comprises a fixing strip and a handle, wherein the outer surfaces of the stator shell, the rear flange and the brake cover are respectively provided with a groove which is communicated with each other, the grooves are arranged along the axial direction of the motor, the fixing strip is connected with the grooves in a sliding mode, and the surface of the fixing strip is provided with a threaded hole; the handle is provided with a mounting hole, the mounting hole on the handle is connected with a threaded hole on the fixing strip through a screw, and the fixing strip can be locked in grooves on the outer surfaces of the stator and the brake cover through the screw.

As a further improved technical scheme of the technology, the two sides of the outer surfaces of the stator shell, the rear flange and the brake cover are respectively provided with a groove which is communicated with each other, and 2 fixing strips are arranged in the grooves on each side.

The beneficial effect of this technique does:

1) the integrated motor stator adopts a concentrated winding scheme, so that the motor is compact in structure, and the weight of the motor is reduced.

2) The integrated machine brake is arranged on a rear flange of the motor.

3) The used stopper design of this motor has the hole of installation encoder adapter, and the encoder adapter and encoder mountable have effectually reduced the length of all-in-one in the stopper inside.

4) This all-in-one stopper rear end has set up the backup pad for power cord and signal line (being the lead-out wire) that the ligature motor came out, the effectual cable that has reduced causes motor cable to damage or the not hard up possibility of wiring plug in motor inside scotch or reciprocal vibrations.

5) The driver part of the integrated machine is fixed on the motor part through screws, and is also provided with a steel wire rope (namely an anti-falling steel wire rope) to connect the driver part and the motor part together, so that hands do not need to drag the driver when the driver is maintained in the later period, and the brake can be hung on the motor part for maintenance.

6) The driver part (including structures such as driver, radiator and connector) on this all-in-one is covered at the stopper through anticreep screw fixed connection, need not to pull down the screw completely when follow-up driver is maintained and can take out the driver, is difficult to cause the screw to lose like this.

7) The technical scheme of the existing motor and driver independent separation structure is high in cost compared with the prior art under the condition of equal performance output, and field wiring is complex. This technique adopts motor and the integrative scheme of driver, and the motor adopts and concentrates the wire winding scheme, and the structure is accomplished very compactly, and motor brake, encoder feedback device and the equal modularization of driver are installed on motor body, very big having made things convenient for the maintenance in later stage.

Drawings

FIG. 1 is a cross-sectional view of a structure of the present technology.

FIG. 2 is a right side view of the present technology hiding the brake cover, actuator, heat sink, etc.

FIG. 3 is a right side view of the structure of the present technology.

Fig. 4 is a perspective view of the structure of the present technology.

FIG. 5 is a schematic view of the anti-falling steel cable structure of the present technology.

Fig. 6 is a schematic view of the anti-separation screw according to the present invention.

Detailed Description

Embodiments of the present technique are further described below with reference to FIGS. 1-6:

a wind power variable pitch motor and drive integrated machine structure is shown in the figures 1-4 and comprises a front flange 1, a stator 2, a rotor 3, a rear flange 4, a brake 5, a brake cover 6, a rotating shaft 7, an encoder adapter 8, an encoder 9, a supporting plate 10, a motor, outgoing lines 11 of the brake and the encoder, a cable fixing clamp 12, an anti-falling steel rope 13, a driver 14, a radiator 15, a connector assembly 16, a long screw 17 and an anti-falling screw 18. The front flange 1, the stator 2, the rotor 3, the rotating shaft 7 and the rear flange 4 form a motor body part; the outer ring of the brake 5 is fixed on the rear flange 4 through a screw, and the inner ring of the brake 5 is fixed on the rotating shaft 7; the encoder adapter 8 is fixed on the outer ring of the brake 5 through screws; the outer ring of the encoder 9 is fixed on the encoder adapter 8 through a screw, and the inner ring of the encoder 9 is fixed on the rotating shaft 7 through a screw; the brake cover 6 is fixed on the rear flange 4 through 4 uniformly distributed long screw rods 17; the support plate 10 is fixed to the brake cover 6 by screws; holes are formed in the rear flange 4, the brake 5 and the support plate 10, the outgoing line 11 of the motor body passes through the holes formed in the rear flange 4, the brake 5 and the support plate 10, and the outgoing line 11 of the brake 5 and the encoder 9 passes through the hole formed in the support plate 10 and is clamped by the cable fixing clamp 12, and the cable fixing clamp 12 is fixed on the support plate 10 through a screw, so that the purpose of fixing the position of the cable is achieved; the driver 14 is fixed on the radiator 15 through screws, and the radiator 15 is fixed on the brake cover 6 through 4 uniformly distributed anti-drop screws 18, wherein the schematic view of the anti-drop screws is shown in FIG. 6; the anti-falling steel rope 13 is schematically shown in figure 5, one end of the anti-falling steel rope is fixed on the support plate 10 through a screw, and the other end of the anti-falling steel rope is fixed on the inner side of the driver 14 through a screw; the connector 16 is fixed on the heat sink 15 by screws; the fixing strip 19 is placed on the grooves on the periphery of the stator 2 and the brake cover 6, threaded holes are processed on the surface of the fixing strip, and the fixing strip 19 can freely move along the axial direction of the motor; the handle 20 is fixed on the surface of the stator 2 and the brake cover 6 through the screw and the threaded hole on the fixing strip 19, and the installation position of the handle 20 is determined by adjusting the axial position of the fixing strip 19.

In the technology, the stator 2 consists of a stator component and a stator shell, and the rotor 3 consists of a rotor component and a rotating shaft.

The assembling process comprises the following steps: fixing a front flange 1 and a rotating shaft 7 of a rotor 3 together through a bearing to form a shaft assembly, and fixing the front flange 1 and a bearing outer ring through a bearing gland and a front flange locking mode; the rear flange 4 is fixed at the rear end of the stator shell of the stator 2 through screws, and then the shaft assembly is fixed at the front end of the stator 2 through screws to form a motor body. The stopper 5 is fixed to the rear flange 4 by screws, the encoder adapter 8 is fixed to the stopper 5 by screws, and then the encoder 9 is fixed to the encoder adapter 8 by screws. The brake cover 6 is fixed on the rear flange 4 through 4 uniformly distributed long screws 17, then the support plate 10 is fixed on the brake cover 6 through screws, the stator 2 power supply outgoing line 11, the brake 5 and the outgoing line 11 of the encoder 9 are respectively placed on two sides of the support plate 10 in a hooping mode through the cable fixing clamp 12, and the cable fixing clamp 12 is fixed on the support plate 10 through screws so as to fix the power supply outgoing line 11 of the stator 2, the brake 5 and the outgoing line 11 of the encoder 9. Four fixing bars 19 are respectively inserted into the grooves on both sides of the exterior of the stator 2 and the brake cover 6, and then the handle 20 is respectively fixed to the fixing bars 19 on both sides by screws. The driver 14 is fixed on the radiator 15 through screws, the connector 16 is installed on the radiator 15 to form a driver assembly, then the stator 2 power leading-out wires 11, the brake 5 and the encoder 9 leading-out wires 11 are connected on the driver in a plugging mode, meanwhile, one end of the anti-falling steel rope 13 is fixed on the supporting plate 10 through screws, the other end of the anti-falling steel rope is fixed on the inner side of the driver assembly through screws, the driver assembly is fixed on the brake cover 6 through 4 uniformly distributed anti-falling screws 18, and the brake cover 6 is fixedly connected on the rear flange 4 through 4 uniformly distributed long screw rods 17, so that the assembly of the whole integrated machine is completed.

The technical scope of the present invention includes, but is not limited to, the above embodiments, the technical scope of the present invention is defined by the claims, and any replacement, modification, and improvement that can be easily conceived by those skilled in the art are included in the technical scope of the present invention.