CN210199268U

CN210199268U - Motor experimental device

Info

Publication number: CN210199268U
Application number: CN201920792538.9U
Authority: CN
Inventors: Changsheng Zheng; 郑常胜; Rongyun Zhang; 张荣芸; Changfu Gong; 龚长富; Peicheng Shi; 时培成; Jianping Wang; 王建平; Ping Xiao; 肖平; Jiabao Pan; 潘家保; Daoyuan Pan; 潘道远; Ye Tang; 唐冶
Original assignee: Anhui Polytechnic University
Current assignee: Anhui Polytechnic University
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-03-27
Anticipated expiration: 2029-05-29

Abstract

The utility model discloses a motor experimental apparatus, including dynamometer and measured motor, the motor shaft passes through quick coupling joint with the dynamometer spindle, and quick coupling is including screwing up stiff end and return chuck stiff end, screws up stiff end and dynamometer spindle connection, and return chuck stiff end is connected with the motor shaft, is equipped with the relative motion assembly that is used for making dynamometer and measured motor relative motion between dynamometer and the measured motor. The relative motion assembly can realize the change of the relative position of the dynamometer and the tested motor without dismounting the tested motor, the dynamometer or the tested motor is moved through the relative motion assembly, the experiment on different tested motors can be realized, and the purpose of quick switching of the motors in the experiment of the tested motors with different models can be realized by the quick coupler.

Description

Motor experimental device

Technical Field

The utility model belongs to the technical field of the motor, concretely relates to motor experimental apparatus.

Background

At present, a common motor experiment device is fixedly connected, a dynamometer is fixed to the position of a tested motor, the tested motor or a coupler needs to be detached if performance parameters of different tested motors need to be tested, the tested motor is replaced and then the dynamometer is installed again, and the process is complex.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a not enough to exist among the prior art, the utility model aims to provide a simple structure, convenient to use's motor experimental apparatus can carry out the rotational speed torque experiment to the motor of difference, combines quick shaft coupling can realize the purpose to motor fast switch over in the experiment of different model motors.

In order to achieve the above purpose, the technical scheme of the utility model is that: a motor experimental device comprises a dynamometer and a tested motor, wherein a motor shaft is connected with the dynamometer shaft through a quick coupler, and a relative movement assembly used for enabling the dynamometer and the tested motor to move relatively is arranged between the dynamometer and the tested motor.

Further, the quick coupling comprises a screwing fixed end and a return chuck fixed end, the screwing fixed end is connected with the dynamometer shaft, and the return chuck fixed end is connected with the motor shaft.

Further, return chuck stiff end includes chuck, pressure pole, spring and fixed block, and the one end and the chuck of pressure pole are connected, and the other end and the spring coupling of pressure pole are equipped with the spring hole that is used for installing the spring on the fixed block.

Further, return chuck stiff end still includes cam structure, supporting shoe and encloses the shell, encloses the shell activity and cup joints the outside that lies in return chuck stiff end on the fixed block, and supporting shoe fixed connection is on the fixed block, and the pressure bar articulates on the supporting shoe, the one end and the pressure bar contact of cam structure, the one end of cam structure and the interior wall connection who encloses the shell.

Furthermore, the relative motion assembly comprises a motor support and a moving plate for bearing the dynamometer, the motor support is provided with a motor groove and a guide rail for mounting the tested motor, the moving plate is provided with a guide groove, and the moving plate is matched with the guide rail through the guide groove and is connected to the motor support in a sliding mode.

Further, the guide groove is a dovetail groove, and the guide rail is a dovetail guide rail matched with the dovetail groove.

Furthermore, the relative motion assembly comprises a fixed disc for bearing the tested motor and a rotating disc for bearing the dynamometer, and the rotating disc is rotatably connected to the middle of the fixed disc.

Furthermore, the rotary disk is connected to the fixed disk through a bearing and a rotating shaft, the bearing is installed on the fixed disk, one end of the rotating shaft is connected with the bearing, and the other end of the rotating shaft is connected with the rotary disk.

Furthermore, relative motion assembly is including the fixed plate that is used for bearing the dynamometer machine, is used for bearing the rotor plate and the connecting rod of the motor under test, and fixed plate fixed connection is in the one end of connecting rod, and the rotor plate rotates to be connected at the other end of connecting rod.

Further, the bottom of fixed plate is equipped with carrier block I, and the bottom of rotor plate is equipped with carrier block II, and the both ends of connecting rod are connected with carrier block I and carrier block II respectively.

Adopt the utility model discloses technical scheme's advantage does:

1. the utility model discloses a multiple motor experimental apparatus that can be fast while experiment a plurality of motors, vertical migration formula motor experimental apparatus, week cloth formula motor experimental apparatus and rotating electrical machines formula experimental apparatus promptly to satisfy different experimental situation, need not to demolish motor or shaft coupling when experimenting different motors, need not to reinstall the motor, make the process of the test become simple easy operation.

2. The utility model also designs a quick shaft coupling of convenient connection, can loosen fast and press from both sides tight motor shaft, can not dismantle the shaft coupling when switching different motor experiments, realize the purpose to motor fast switch over in the different model motor experiments.

Drawings

The invention will be described in further detail with reference to the following drawings and detailed description:

fig. 1 is the structure schematic diagram of the vertical mobile motor experimental device of the utility model.

Fig. 2 is the structure schematic diagram of the distributed motor experimental device of the present invention.

Fig. 3 is the structure diagram of the rotating electrical machine type experimental device of the present invention.

Fig. 4 is the bottom schematic view of the rotating electric machine type experimental device of the present invention.

Fig. 5 is the schematic diagram of the structure of the rapid coupler of the present invention.

Fig. 6 is the schematic diagram of the internal structure of the rapid coupler of the present invention.

The labels in the above figures are respectively: 1. a dynamometer; 11. a dynamometer shaft; 2. a motor to be tested; 21. a motor shaft; 3. a quick coupling; 31. screwing down the fixed end; 32. returning the fixed end of the chuck; 33. a chuck; 34. a pressure lever; 35. a spring; 351. a spring bushing; 36. a fixed block; 37. a cam structure; 38. a support block; 39. an enclosing shell; 4. a relative motion assembly; 41. a motor support; 411. a motor slot; 412. a guide rail; 42. moving the plate; 421. a guide groove; 43. fixing the disc; 44. rotating the disc; 45. a fixing plate; 451. a bearing block I; 46. a rotating plate; 461. a bearing block II; 47. a connecting rod.

Detailed Description

In the present invention, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "plane direction", "circumferential" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

As shown in fig. 1 to 6, a motor experimental apparatus includes a dynamometer 1 and a measured motor 2, a motor shaft 21 is connected with a dynamometer shaft 11 through a quick coupling 3, and a relative movement assembly 4 for making the dynamometer 1 and the measured motor 2 move relatively is arranged between the dynamometer 1 and the measured motor 2. The relative motion assembly 4 can realize the change of the relative position of the dynamometer 1 and the tested motor 2, the tested motor does not need to be detached, the dynamometer 1 or the tested motor 2 can be moved through the relative motion assembly 4, the experiment on different tested motors 2 can be realized, and the purpose of quick switching of the motors in the experiments of the tested motors with different models can be realized by the quick coupling 3.

The quick coupling 3 comprises a tightening fixed end 31 and a return chuck fixed end 32, the tightening fixed end 31 is connected with the dynamometer shaft 11, and the return chuck fixed end 32 is connected with the motor shaft 21. The return chuck fixing end 32 comprises a chuck 33, a pressure rod 34, a spring 35 and a fixing block 36, one end of the pressure rod 34 is connected with the chuck 33, the other end of the pressure rod 34 is connected with the spring 35, the fixing block 36 is provided with a spring hole for mounting the spring 35, and two ends of the spring 35 penetrate through the spring hole and are respectively connected with the pressure rod 34. In order to increase the stability of the connection between the pressure rod 34 and the spring 35, a spring shaft sleeve 351 is arranged between the pressure rod 34 and the spring 35, one end of the spring shaft sleeve 351 is connected with the pressure rod 34, the other end of the spring shaft sleeve 351 is sleeved at the end part of the spring 35 and can move up and down in the spring hole by matching with the spring hole, and the functions of guiding, reinforcing and stabilizing are achieved.

The return chuck fixing end 32 further comprises a cam structure 37, a supporting block 38 and an enclosure 39, the enclosure 39 is movably sleeved on the fixing block 36 and located outside the return chuck fixing end 32, the supporting block 38 is fixedly connected to the fixing block 36, the pressure rod 34 is hinged to the supporting block 38, one end of the cam structure 37 is in contact with the pressure rod 34, and one end of the cam structure 37 is connected with the inner wall of the enclosure 39. The back and forth movement of the enclosure 39 moves the cam structure 37 to effect retraction of the spring and thus clamping and unclamping of the jaws 33.

The working principle of the quick coupler 3 is as follows: the screwing fixed end 31 of the quick coupler 3 is connected with the dynamometer shaft 11, the return chuck fixed end 32 is connected with the motor shaft 21, and the concrete operation is as follows: after the screwing fixed end 31 of the quick coupling 3 and the dynamometer shaft 11 are screwed and fixed, the surrounding shell 39 moves to one side close to the dynamometer 1, the cam structure 37 connected with the surrounding shell 39 applies pressure to the pressure rod 34, the spring 35 is compressed, the chuck 33 is opened, the return chuck fixed end 32 of the quick coupling is opened, and a motor shaft is ready to enter a state; then the motor shaft is moved into the opened chuck opening, the enclosure 39 is moved to the side away from the dynamometer 1, in the process, the pressure of the cam structure 37 on the pressure rod is gradually reduced to zero, the spring 35 extends to enable the chuck 33 to clamp the motor shaft 21 through the lever principle, and the experiment is started.

Enclose the internal diameter of shell 39 and be greater than the external diameter of screwing up stiff end 31, enclose shell 39 and slide along screwing up stiff end 31, enclose the position of shell 39 for screwing up stiff end 31 when opening and pressing from both sides tightly according to chuck 33, be equipped with two recesses on enclosing the inner wall of shell 39, be equipped with two archs on screwing up the outer wall of stiff end 31, recess and protruding cooperation are in order to realize enclosing the fixed of shell 39 position.

According to the arrangement of dynamometer 1 and measured motor 2, it is preferred, the utility model discloses a motor experimental apparatus includes longitudinal movement formula motor experimental apparatus, all cloth formula motor experimental apparatus and rotating electrical machines formula experimental apparatus.

For the longitudinal moving type motor experimental device, the relative movement assembly 4 comprises a motor support 41 and a moving plate 42 for bearing the dynamometer 1, a motor slot 411 for mounting the tested motor 2 and a guide rail 412 are arranged on the motor support 41, a guide slot 421 is arranged on the moving plate 42, and the moving plate 42 is matched with the guide rail 412 through the guide slot 421 and is slidably connected to the motor support 41. In order to ensure the firmness of the matching between the guide rail 412 and the guide groove 421, the guide groove 421 is a dovetail groove, and the guide rail 412 is a dovetail guide rail matched with the dovetail groove; the tested motor 2 is fixedly arranged on the motor support 41, through holes are arranged on the guide groove 421 and the guide rail 412 of the moving plate 42 at positions corresponding to the tested motor 2, a pin shaft penetrates through the through holes on the guide groove 421 and the guide rail 412 to realize the positioning of the dynamometer 1 on the motor support 41, so that the dynamometer 1 corresponds to the tested motor 2, the moving plate 42 slides along the motor support 41, the position of the dynamometer 1 can be adjusted, the dynamometer 1 corresponds to different tested motors 2, and experiments are carried out on different tested motors 2.

The working principle of the longitudinal movable motor experimental device is as follows: the dynamometer 1 is fixed on the moving plate 42, the dynamometer 1 is firstly connected with the quick coupling 3, and then the moving plate 42 is moved to a station of one tested motor 2 through the guide rail 412 and the guide groove 421 for testing. After the test is completed, the motor shaft is withdrawn, and then moved to the position of another motor 2 under test along the guide rail 412 to repeat the above operation for testing.

For the peripheral motor experimental device, the relative motion assembly 4 comprises a fixed disc 43 for bearing the tested motor 2 and a rotating disc 44 for bearing the dynamometer 1, the rotating disc 44 is rotatably connected to the middle of the fixed disc 43, the rotating disc 44 is connected to the fixed disc 43 through a bearing and a rotating shaft, the bearing is mounted on the fixed disc 43, one end of the rotating shaft is connected with the bearing, and the other end of the rotating shaft is connected with the rotating disc 44. The tested motor 2 is arranged on the fixed disc 43 along the circumferential direction, the dynamometer 1 is fixedly connected to the rotating disc 44 and rotates along with the rotating disc 44, experiments are conducted on different tested motors 2 on the fixed disc 43, a positioning hole is formed in each tested motor 2, a connecting plate is arranged at the connecting position of the dynamometer 1 and the tested motor 2 on the rotating disc 44, a through hole is formed in the connecting plate, when the rotary dynamometer 1 corresponds to different tested motors 2, the through hole coincides with the positioning hole, and a pin shaft penetrates through the through hole and the positioning hole to fix the relative position of the dynamometer 1 and the tested motor 2.

The working principle of the peripheral motor experimental device is as follows: firstly, connecting the dynamometer 1 with the quick coupling 3 and then fixing the dynamometer on a rotating disc 44 in the middle; then, the angle of the dynamometer 1 is corrected through the rotating disk 44 so that the dynamometer 1 can work in cooperation with the tested motor 2 arranged on the fixed disk 43, and the dynamometer 1 can perform experiments on different tested motors 2 through rotating the rotating disk 44.

For the rotating motor type experimental device, the relative motion assembly 4 comprises a fixing plate 45 for bearing the dynamometer 1, a rotating plate 46 for bearing the tested motor 2 and a connecting rod 47, wherein the fixing plate 45 is fixedly connected at one end of the connecting rod 47, and the rotating plate 46 is rotatably connected at the other end of the connecting rod 47. The bottom of fixed plate 45 is equipped with bearing block I451, and the bottom of swivel plate 46 is equipped with bearing block II 461, and the both ends of connecting rod 47 are connected with bearing block I451 and bearing block II 461 respectively. Positioning holes are formed in the rotating plate 46 and the connecting rod 47 at the connecting part of the dynamometer 1 and the tested motor 2, after the dynamometer 1 corresponds to the tested motor 2 in position, the pin shaft penetrates through the positioning holes in the rotating plate 46 and the connecting rod 47 to fix the position of the dynamometer 1 relative to the tested motor 2, and the dynamometer 1 is connected with the tested motor 2. The tested motor 2 can be adsorbed on the rotating plate 46 through the electromagnet for convenient disassembly.

The working principle of the rotating motor type experimental device is as follows: firstly, fixing a dynamometer 1 on a fixing plate 45, then connecting the dynamometer 1 with a quick coupling 2, and debugging the station of a tested motor through rotating a rotating plate 46 so that the dynamometer can work in cooperation with the quick coupling; after the first tested motor is tested, the second tested motor is switched to carry out the experiment by rotating the rotating plate 46 of the motor.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, and various insubstantial improvements can be made without the technical solutions of the present invention, or the present invention can be directly applied to other occasions without the improvements, and all are within the protection scope of the present invention.

Claims

1. The utility model provides a motor experimental apparatus which characterized in that: the device comprises a dynamometer (1) and a tested motor (2), wherein a motor shaft (21) of the tested motor (2) is connected with a dynamometer shaft (11) through a quick coupler (3), and a relative movement assembly (4) for enabling the dynamometer (1) and the tested motor (2) to move relatively is arranged between the dynamometer (1) and the tested motor (2).

2. The motor experimental apparatus as set forth in claim 1, wherein: the quick coupling (3) comprises a screwing fixed end (31) and a return chuck fixed end (32), the screwing fixed end (31) is connected with the dynamometer shaft (11), and the return chuck fixed end (32) is connected with the motor shaft (21).

3. The motor experimental apparatus as claimed in claim 2, wherein: return chuck stiff end (32) are connected with chuck (33) including chuck (33), pressure pole (34), spring (35) and fixed block (36), the one end and chuck (33) of pressure pole (34), and the other end and the spring (35) of pressure pole (34) are connected, are equipped with the spring hole that is used for installing spring (35) on fixed block (36).

4. A motor experimental apparatus as claimed in claim 3, characterized in that: the return chuck fixed end (32) further comprises a cam structure (37), a supporting block (38) and an enclosing shell (39), the enclosing shell (39) is movably sleeved on the fixed block (36) and located outside the return chuck fixed end (32), the supporting block (38) is fixedly connected to the fixed block (36), the pressure rod (34) is hinged to the supporting block (38), one end of the cam structure (37) is in contact with the pressure rod (34), and one end of the cam structure (37) is connected with the inner wall of the enclosing shell (39).

5. An electric machine testing apparatus according to any one of claims 2 to 4, wherein: the relative motion assembly (4) comprises a motor support (41) and a moving plate (42) used for bearing the dynamometer (1), a motor groove (411) and a guide rail (412) used for installing the tested motor (2) are formed in the motor support (41), a guide groove (421) is formed in the moving plate (42), and the moving plate (42) is matched with the guide rail (412) through the guide groove (421) and is connected to the motor support (41) in a sliding mode.

6. The motor experimental apparatus as claimed in claim 5, wherein: the guide groove (421) is a dovetail groove, and the guide rail (412) is a dovetail guide rail matched with the dovetail groove.

7. An electric machine testing apparatus according to any one of claims 2 to 4, wherein: the relative motion assembly (4) comprises a fixed disc (43) used for bearing the tested motor (2) and a rotating disc (44) used for bearing the dynamometer (1), and the rotating disc (44) is rotatably connected to the middle of the fixed disc (43).

8. The motor experimental apparatus as claimed in claim 7, wherein: the rotating disc (44) is connected to the fixed disc (43) through a bearing and a rotating shaft, the bearing is installed on the fixed disc (43), one end of the rotating shaft is connected with the bearing, and the other end of the rotating shaft is connected with the rotating disc (44).

9. An electric machine testing apparatus according to any one of claims 2 to 4, wherein: the relative motion assembly (4) comprises a fixing plate (45) used for bearing the dynamometer (1), a rotating plate (46) used for bearing the tested motor (2) and a connecting rod (47), the fixing plate (45) is fixedly connected to one end of the connecting rod (47), and the rotating plate (46) is rotatably connected to the other end of the connecting rod (47).

10. The motor experimental apparatus as claimed in claim 9, wherein: the bottom of fixed plate (45) is equipped with bearing block I (451), and the bottom of rotor plate (46) is equipped with bearing block II (461), and the both ends of connecting rod (47) are connected with bearing block I (451) and bearing block II (461) respectively.