阅读说明：本技术 基于电机运行用的半智能偏心度检测系统 (Semi-intelligent eccentricity detection system based on motor operation ) 是由 王锐琦 李震 张懿 李垣江 于 2021-08-19 设计创作，主要内容包括：本发明提供基于电机运行用的半智能偏心度检测系统,涉及电机检测技术领域,以解决在电机转轴进行测试的过程中,由于需要测试多个角度,而多个方位的测试装置距离转轴之间的距离也是影响电机转轴偏心度检测的重要因素,一旦发生误差,将导致偏心度检测失准的问题,包括承载底座；所述承载底座为L状结构；所述承载底座顶部平面的右端横向滑动安装有电机；所述电机左侧的承载底座上纵向垂直安装有门状的检测架；所述承载底座顶部平面前端棱边靠左处垂直固定安装有测试箱。本发明中导向夹套左端侧壁的中部纵向开设有T型状的导向槽,检测柱可在导向夹套中滑动,呈三个方向与电机转轴相接触,可对转轴的偏心度进行全方位检测。(The invention provides a semi-intelligent eccentricity detection system for motor operation, relates to the technical field of motor detection, and aims to solve the problems that in the process of testing a motor rotating shaft, because a plurality of angles need to be tested, the distances between testing devices in a plurality of directions and the rotating shaft are also important factors influencing the eccentricity detection of the motor rotating shaft, and once errors occur, the eccentricity detection is inaccurate; the bearing base is of an L-shaped structure; a motor is transversely installed at the right end of the top plane of the bearing base in a sliding manner; a door-shaped detection frame is vertically and longitudinally arranged on the bearing base on the left side of the motor; a test box is vertically and fixedly installed at the position, close to the left, of the edge at the front end of the plane at the top of the bearing base. The middle part of the side wall at the left end of the guide jacket is longitudinally provided with a T-shaped guide groove, and the detection column can slide in the guide jacket and is contacted with a rotating shaft of the motor in three directions, so that the eccentricity of the rotating shaft can be detected in all directions.)

1. Semi-intelligent eccentricity detection system based on motor operation usefulness, its characterized in that: semi-intelligent eccentricity detection system includes:

a load bearing base;

the bearing base is of an L-shaped structure;

the motor is transversely installed at the right end of the top plane of the bearing base in a sliding mode;

the detection frame is vertically provided with a door-shaped detection frame on the bearing base on the left side of the motor in the longitudinal direction;

and the edge of the front end of the plane at the top of the bearing base is vertically and fixedly provided with the test box close to the left.

2. The system for detecting semi-intelligent eccentricity based on motor operation according to claim 1, wherein: further comprising:

the detection columns are vertically and slidably mounted in the middle positions of three edges of the detection frame, and the inner ends of the detection columns are tangent to a rotating shaft of the motor;

the trigger plate group is arranged on the detection frame on the left side of the installation position of the detection column in a sliding mode in parallel;

the adjusting frame is transversely and vertically arranged at the left position of the top plane of the bearing base, and the right end of the adjusting frame is opposite to the rotating shaft of the motor.

3. The system for detecting semi-intelligent eccentricity based on motor operation according to claim 1, wherein: the load bearing base includes:

the right end of the plane at the top of the bearing base is transversely and fixedly provided with a cross-shaped guide clamping table, and the lower end supporting seat of the motor is transversely clamped in the guide clamping table in a sliding manner.

4. The system for detecting semi-intelligent eccentricity based on motor operation according to claim 1, wherein: the detection frame includes:

the detection frame comprises a detection frame, a guide clamping sleeve, a detection column and a detection column, wherein the detection frame is provided with three edges;

and the inserting plate is longitudinally and slidably arranged between the openings at the right end of the guide clamping sleeve.

5. The system for detecting semi-intelligent eccentricity based on motor operation according to claim 1, wherein: the detection frame further comprises:

and the middle part of the side wall at the left end of the guide jacket is longitudinally provided with a T-shaped guide groove.

6. The system of claim 2, wherein the semi-intelligent eccentricity detection system is based on motor operation, and comprises: the detection column includes:

the inner of the detection column is rotatably provided with the phase cutting wheel, and the inner end of the phase cutting wheel is tangent to the outer wall of the rotating shaft of the motor.

7. The system of claim 2, wherein the semi-intelligent eccentricity detection system is based on motor operation, and comprises: the detection column further comprises:

the outer end of the detection column is vertically and fixedly provided with a trigger column;

and the buffer spring is sleeved on the trigger column, and the outer end of the buffer spring abuts against the trigger plate group.

8. The system of claim 2, wherein the semi-intelligent eccentricity detection system is based on motor operation, and comprises: the adjusting bracket includes:

the middle part of the upper end of the adjusting frame is transversely and rotatably provided with a screw rod;

the screw rod is screwed with the rectangular adjusting clamping seat;

the connecting arms are rotatably connected to the side walls of the front end and the rear end of the adjusting clamping seat and the side wall of the upper end of the adjusting clamping seat through rotating shafts, and the other ends of the connecting arms are rotatably connected with the middle of the outer wall of the trigger plate group through rotating shafts.

9. The system of claim 2, wherein the semi-intelligent eccentricity detection system is based on motor operation, and comprises: the trigger plate group includes:

the outer end of the trigger plate group is vertically and fixedly provided with a trigger plate, a pressure elastic sheet is arranged in the trigger plate, and the trigger plate is electrically connected with the test box and outputs a pressure signal.

10. The system of claim 2, wherein the semi-intelligent eccentricity detection system is based on motor operation, and comprises: the trigger plate set further includes:

and the longitudinal T-shaped guide hanging rail is fixedly arranged on the side wall of the right end of the trigger plate group, and the guide hanging rail is slidably clamped in the guide groove.

Technical Field

The invention relates to the technical field of motor detection, in particular to a semi-intelligent eccentricity detection system based on motor operation.

Background

Due to manufacturing, assembling or operation reasons, air gaps between the stator and the rotor of the generator can cause a certain degree of non-uniformity, so that the air gap on one side is larger, and the air gap on the other side is smaller, and the phenomenon is called air gap eccentricity. Such unevenness of the air gap may occur not only in the radial direction but also in the axial direction. For example, the hydro-generator rotor may generate a certain axial displacement under the long-term impact action of a water head, so that an axial air gap between the stator and the rotor is small at one end and large at the other end, and the condition of axial static eccentricity of the air gap is formed.

At present, a method for measuring the air gap eccentricity of a generator is mostly a device and a method for measuring the axial eccentricity and temperature of a generator in patent application No. cn202010888636.x, and the method comprises the following steps: the device comprises a signal processor, an annular guide rail bottom plate, a distance measuring sensor, a temperature measuring sensor and a transfer block; the distance measuring sensor and the temperature measuring sensor are arranged on the transfer block and are connected with the signal processor; the transfer block is movably arranged on the annular guide rail base plate; the annular guide rail bottom plate is provided with annular guide rails with various radiuses, and the annular guide rails with different radiuses are all radially communicated with each other. The device and the method for measuring the axial eccentricity and the temperature of the generator are reliable and easy to realize, can measure the axial eccentricity and the temperature of the generator in different degrees at the same time, make up for the current blank, and provide new possibility for fault monitoring and research of the generator.

In the process of testing the motor rotating shaft, because a plurality of angles need to be tested, the distances between the testing devices in a plurality of directions and the rotating shaft are also important factors influencing the eccentricity detection of the motor rotating shaft, and once errors occur, the eccentricity detection is inaccurate.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a semi-intelligent eccentricity detection system for motor operation is provided, so as to achieve the purpose of higher practical value.

Disclosure of Invention

In order to solve the technical problems, the invention provides a semi-intelligent eccentricity detection system for motor operation, which is used for solving the problem that eccentricity detection is inaccurate once errors occur because a plurality of angles need to be tested and the distances between a plurality of azimuth testing devices and a rotating shaft are also important factors influencing the eccentricity detection of the motor rotating shaft in the process of testing the rotating shaft of the motor.

The invention is based on the purpose and the efficacy of a semi-intelligent eccentricity detection system for motor operation, and is achieved by the following specific technical means:

the semi-intelligent eccentricity detection system for motor operation comprises a bearing base; the bearing base is of an L-shaped structure; a motor is transversely installed at the right end of the top plane of the bearing base in a sliding manner; a door-shaped detection frame is vertically and longitudinally arranged on the bearing base on the left side of the motor; a test box is vertically and fixedly installed at the position close to the left of the edge at the front end of the plane at the top of the bearing base; the middle positions of three edges of the detection frame are vertically and slidably provided with detection columns, and the inner ends of the detection columns are tangent to a rotating shaft of the motor; an L-shaped trigger plate group is arranged on the detection frame on the left side of the installation position of the detection column in a sliding mode in parallel; the adjusting frame is transversely and vertically arranged at the position close to the left of the top plane of the bearing base, and the right end of the adjusting frame is opposite to the rotating shaft of the motor.

Further, bear the base and include the direction ka tai, bear the horizontal fixed mounting in base top plane right-hand member and have the direction ka tai of cross form, the lower extreme supporting seat of motor then horizontal slip joint in the direction ka tai.

Furthermore, the detection frame comprises a guide jacket, a plug board and a guide groove, the middle positions of three edges of the detection frame are respectively and fixedly provided with a U-shaped guide jacket, and the detection column is slidably arranged in the guide jacket; an inserting plate is longitudinally and slidably arranged between the right end openings of the guide clamping sleeves; and a T-shaped guide groove is longitudinally formed in the middle of the side wall at the left end of the guide clamping sleeve.

Furthermore, the detection column comprises a phase cutting wheel, a trigger column and a buffer spring, wherein the inner end of the detection column is rotatably provided with the phase cutting wheel, and the inner end of the phase cutting wheel is tangent to the outer wall of a rotating shaft of the motor; the outer end of the detection column is vertically and fixedly provided with a trigger column; the trigger column is sleeved with a buffer spring, and the outer end of the buffer spring abuts against the trigger plate group.

Furthermore, the adjusting frame comprises a screw rod, an adjusting clamping seat and a connecting arm, and the screw rod is transversely and rotatably arranged in the middle of the upper end of the adjusting frame; the lead screw is in threaded connection with a rectangular adjusting clamping seat; the front end side wall, the rear end side wall and the upper end side wall of the adjusting clamping seat are rotatably connected with connecting arms through rotating shafts, and the other ends of the connecting arms are rotatably connected with the middle parts of the outer walls of the trigger plate groups through the rotating shafts.

Furthermore, the trigger plate group comprises a trigger plate and a guide hanging rail, the outer end of the trigger plate group is vertically and fixedly provided with the trigger plate, and the trigger plate is internally provided with a pressure elastic sheet, is electrically connected with the test box and outputs a pressure signal; and a longitudinal T-shaped guide hanging rail is fixedly mounted on the side wall of the right end of the trigger plate group, and the guide hanging rail is slidably clamped in the guide groove.

Compared with the prior art, the invention has the following beneficial effects:

1. the middle part of the side wall at the left end of the guide jacket is longitudinally provided with a T-shaped guide groove, and the detection column can slide in the guide jacket and is contacted with a rotating shaft of the motor in three directions, so that the eccentricity of the rotating shaft can be detected in all directions.

2. When the motor rotating shaft eccentrically rotates, the tangent wheel is pulled, so that the tangent wheel pushes the trigger column to move outwards, the trigger plate can be extruded to trigger, and the trigger column can be converted into an electric signal to be output.

3. When the screw rod is rotated, the adjusting clamping seat moves to drive the connecting arm, so that the positions of the trigger plate groups can be synchronously adjusted, the distances between the three trigger plate groups and the central motor rotating shaft can be kept all the time, and the detection accuracy is kept.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

FIG. 1 is a front right upper axial view of the present invention.

Fig. 2 is a schematic diagram of the left rear upper axial view structure of the invention.

Fig. 3 is a schematic diagram of an enlarged portion a of fig. 2 according to the present invention.

Fig. 4 is a schematic axial view of the motor in the shift-out state of the present invention.

Fig. 5 is a schematic front view of the motor in a removed state.

Fig. 6 is a schematic axial view of the adjuster mechanism of the present invention in a partially removed state.

Fig. 7 is a schematic diagram of the enlarged portion B of fig. 6 according to the present invention.

Fig. 8 is a schematic view of the structure of the adjusting bracket and the trigger plate set of the invention in partial axial view.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a load bearing base; 101. a guide clamping table; 2. a motor; 3. a test box; 4. a detection frame; 401. a guide jacket; 402. inserting plates; 404. a guide groove; 5. a detection column; 501. a phase cutting wheel; 502. a trigger post; 503. a buffer spring; 6. an adjusting frame; 601. a screw rod; 602. adjusting the card seat; 603. a connecting arm; 7. a trigger plate group; 701. a trigger plate; 702. and (5) guiding the hanging rail.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 8:

the invention provides a semi-intelligent eccentricity detection system for motor operation, which comprises a bearing base 1; the bearing base 1 is of an L-shaped structure; a motor 2 is transversely installed at the right end of the top plane of the bearing base 1 in a sliding manner; a door-shaped detection frame 4 is vertically arranged on the bearing base 1 on the left side of the motor 2 in the longitudinal direction; a test box 3 is vertically and fixedly arranged at the position close to the left of the edge at the front end of the plane at the top of the bearing base 1; the middle positions of three edges of the detection frame 4 are vertically and slidably provided with detection columns 5, and the inner ends of the detection columns 5 are tangent to the rotating shaft of the motor 2; an L-shaped trigger plate group 7 is arranged on the detection frame 4 on the left side of the installation position of the detection column 5 in a sliding mode in parallel; the adjusting frame 6 is transversely and vertically arranged at the left position of the top plane of the bearing base 1, and the right end of the adjusting frame 6 is opposite to the rotating shaft of the motor 2.

Wherein, bear base 1 and include direction ka tai 101, bear the horizontal fixed mounting of base 1 top plane right-hand member and have the direction ka tai 101 of cross form, motor 2's lower extreme supporting seat then horizontal slip joint in direction ka tai 101, can make motor 2 slidable mounting on direction ka tai 101, can guarantee motor 2 all the time with detect 4 positions of frame corresponding, conveniently detect.

The detection frame 4 comprises a guide jacket 401, an inserting plate 402 and a guide groove 404, the middle positions of three edges of the detection frame 4 are respectively fixedly provided with the U-shaped guide jacket 401, and the detection column 5 is slidably arranged in the guide jacket 401; an inserting plate 402 is longitudinally and slidably arranged between the right end openings of the guide clamping sleeve 401; the middle part of the side wall of the left end of the guide jacket 401 is longitudinally provided with a T-shaped guide groove 404, and the detection column 5 can slide in the guide jacket 401, is in contact with the rotating shaft of the motor 2 in three directions and can carry out all-dimensional detection on the eccentricity of the rotating shaft.

The detection column 5 comprises a phase cutting wheel 501, a trigger column 502 and a buffer spring 503, the phase cutting wheel 501 is rotatably mounted at the inner end of the detection column 5, and the inner end of the phase cutting wheel 501 is tangent to the outer wall of a rotating shaft of the motor 2; the outer end of the detection column 5 is vertically and fixedly provided with a trigger column 502; the trigger column 502 is sleeved with a buffer spring 503, the outer end of the buffer spring 503 is abutted against the trigger plate group 7, and when the rotating shaft of the motor 2 eccentrically rotates, the phase cutting wheel 501 is stirred, so that the phase cutting wheel 501 pushes the trigger column 502 to move outwards, the trigger plate 701 can be extruded to trigger, and the signal can be converted into an electric signal to be output.

The adjusting frame 6 comprises a screw 601, an adjusting clamping seat 602 and a connecting arm 603, and the screw 601 is transversely and rotatably arranged in the middle of the upper end of the adjusting frame 6; a rectangular adjusting clamping seat 602 is screwed on the screw rod 601; all be connected with even arm 603 through the pivot rotation on the both ends lateral wall around the adjustment cassette 602 and the upper end lateral wall, the other end of even arm 603 rotates through the pivot and triggers the outer wall middle part of group 7 and is connected, and when rotatory lead screw 601, adjustment cassette 602 removes, can drive even arm 603, can the position of synchronous adjustment trigger group 7, can realize that three trigger group 7 and the distance between the motor 2 pivot at center are always, keeps the accurate nature of detection.

The trigger plate group 7 comprises a trigger plate 701 and a guide hanging rail 702, the trigger plate 701 is vertically and fixedly installed at the outer end of the trigger plate group 7, a pressure elastic sheet is arranged in the trigger plate 701 and is electrically connected with the test box 3, and a pressure signal is output; the trigger plate group 7 is provided with a longitudinal T-shaped guide hanging rail 702 on the side wall of the right end, the guide hanging rail 702 is clamped in the guide groove 404 in a sliding manner, and when the trigger plate 701 is extruded, an electric signal can be generated, so that data can be output, and the eccentricity problem can be detected.

The specific use mode and function of the embodiment are as follows:

when in use, the motor 2 is transversely clamped on the guide clamping table 101 in a sliding manner, the motor 2 is arranged on the guide clamping table 101 in a sliding manner, the motor 2 can be ensured to always correspond to the position of the detection frame 4, the detection is convenient, the screw rod 601 is rotated, the adjustment clamping seat 602 moves, the connecting arm 603 can be driven, the position of the trigger plate group 7 can be synchronously adjusted, the distance between the three trigger plate groups 7 and the central motor 2 rotating shaft can be kept, the detection accuracy is kept, the middle part of the side wall at the left end of the guide clamping sleeve 401 is longitudinally provided with a T-shaped guide groove 404, the detection column 5 can slide in the guide clamping sleeve 401 and is contacted with the motor 2 rotating shaft in three directions, the eccentricity of the rotating shaft can be detected in all directions, when the rotating shaft of the motor 2 rotates eccentrically, the cutting wheel 501 is shifted, so that the cutting wheel 501 pushes the trigger column 502 to move outwards, and the trigger plate 701 can be extruded to trigger, can be converted into an electric signal output.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.