CN219552471U

CN219552471U - Motor installation device for motor locked rotor test

Info

Publication number: CN219552471U
Application number: CN202320194591.5U
Authority: CN
Inventors: 杨亦洲; 李佳力; 田鹏
Original assignee: Jiangsu Electronic Information Product Quality Supervision And Inspection Research Institute Jiangsu Information Security Evaluation Center
Current assignee: Jiangsu Electronic Information Product Quality Supervision And Inspection Research Institute Jiangsu Information Security Evaluation Center
Priority date: 2023-02-13
Filing date: 2023-02-13
Publication date: 2023-08-18
Anticipated expiration: 2033-02-13

Abstract

The utility model discloses a motor mounting device for a motor locked rotor test, which comprises a bottom plate, wherein a V-shaped groove is arranged on the bottom plate, brackets with equal heights are oppositely arranged at two sides of the V-shaped groove, the side surfaces of the brackets are connected with mounting plates for fixing a motor, the mounting plates are oppositely arranged, and fixing rods for positioning a rotor of the motor are also arranged on the end surfaces of the bottoms of the V-shaped grooves.

Description

Motor installation device for motor locked rotor test

Technical Field

The utility model relates to the field of detection of locked rotor test equipment, in particular to a motor installation device for a motor locked rotor test.

Background

The motor locked rotor is a condition that the motor still outputs torque when the rotating speed is 0 rotation, and the motor can not start or stop rotating due to the reasons of overlarge motor load, mechanical failure of dragging, bearing damage, sweeping and the like. The power factor is extremely low when the motor is blocked, the current during blocking can be 7 times of rated current, and the motor can be burnt out after a little longer time. Therefore, the general test of the motor includes a locked rotor test.

Because the appearance of the motor is generally cylindrical, in order to adapt to motor locked rotor tests with different sizes, an upper V-shaped block and a lower V-shaped block are generally adopted to fasten and fix the motor shell, and the motor is convenient to install, but the deformation of the shell can be possibly caused if the force is excessively large in the installation process, and finally, the locked rotor test result is inaccurate due to the problem caused by the installation of the motor in the test process, so that the utility model provides a solution to the problem.

Disclosure of Invention

The utility model aims to: the utility model aims to provide a motor mounting device for a motor locked rotor test, which is adaptive to motors of different types and can avoid inaccurate locked rotor test structure caused by the influence of external force in the mounting process of the motor.

The technical scheme is as follows: the utility model relates to a motor installation device for a motor locked rotor test, which comprises a bottom plate and is characterized in that: the motor is characterized in that a V-shaped groove is formed in the bottom plate, brackets with the same height are oppositely arranged on two sides of the V-shaped groove, a mounting plate for fixing the motor is connected to the side face of each bracket, the mounting plates are oppositely arranged, and a fixing rod for locating a rotor of the motor is arranged on the end face of the bottom of the V-shaped groove.

Preferably, a first longitudinal groove is formed in the position, connected with the mounting plate, of the side face of the support, a second longitudinal groove is formed in the end, connected with the support, of the mounting plate, the first longitudinal groove is matched with the second longitudinal groove, a screw penetrates through the space between the first longitudinal groove and the second longitudinal groove, and the support is connected with the mounting plate.

The arrangement of the first longitudinal groove and the second longitudinal groove can adjust the height of the mounting plate in the longitudinal direction, and then the mounting plate is matched with various motor sizes with different longitudinal heights.

Preferably, a first transverse groove is formed in one end, connected with the motor, of the mounting plate, a screw penetrates through the first transverse groove and a mounting hole of the motor, and the mounting plate is connected with the motor.

The arrangement of the transverse groove I can adjust the connection position between the mounting plate and the mounting hole of the motor according to the radial length of the motor, and is suitable for motors of various different types.

Preferably, a sliding block is fixedly connected to the outer side of the support, a transverse groove II is formed in the sliding block, and a screw penetrates between the transverse groove II and the bottom plate to connect the sliding block and the bottom plate.

The arrangement of the transverse groove II can horizontally move the sliding blocks left and right so as to adjust the distance between the brackets, and the transverse space required by the installation of the large-radial motor is further adapted.

Preferably, one end of the fixing rod is fixedly connected with the end face of the bottom of the V-shaped groove, the other end of the fixing rod is connected with a rotor of the motor, a transition ring is arranged at the position, connected with the rotor, of the fixing rod, the transition ring is nested on the rotor, and a pin is arranged between the transition ring and the rotor in a penetrating mode.

The beneficial effects are that:

(1) According to the utility model, through the arrangement of the plurality of transverse grooves and the longitudinal grooves, the motor of different types is adapted to perform the locked-rotor test, so that the condition that different mounting equipment is required to be selected for the motors of different types is avoided, and the efficiency of the motor locked-rotor test is improved;

(2) According to the utility model, the mounting plate is connected with the mounting hole of the motor, and the fixing rod is connected with the rotor of the motor, so that the positioning of the motor and the locking of the rotor of the motor are completed, excessive external force is prevented from being applied to the motor shell, and the condition that the test result is inaccurate due to the fact that the mounting device presses the motor shell in the motor locked rotor test is reduced.

Drawings

FIG. 1 is a front view of the present utility model;

fig. 2 is a top view of the present utility model.

Detailed Description

The utility model will be further illustrated with reference to specific examples.

As shown in fig. 1-2, in this embodiment, a base plate 1 is disposed on a working table, a V-shaped groove 2 for accommodating a motor is disposed on the base plate 1, two sides of the V-shaped groove 2 are opposite to each other, a mounting plate 5 for fixing a motor 4 is connected to a side surface of the bracket 3, the mounting plates 5 are disposed opposite to each other, and mounting holes on the motor 4 are connected to the mounting plate 5 by screws to fix the motor 4.

In this embodiment, a first longitudinal slot 31 is disposed at a position where the side surface of the bracket 3 is connected with the mounting plate 5, a second longitudinal slot 51 is disposed at one end where the mounting plate 5 is connected with the bracket 3, the first longitudinal slot 31 is matched with the second longitudinal slot 51, a screw is inserted between the first longitudinal slot 31 and the second longitudinal slot 51, the bracket 3 is connected with the mounting plate 5, and the height of the mounting plate 5 in the longitudinal direction can be adjusted by adjusting the relative position between the first longitudinal slot 31 and the second longitudinal slot 51, so that multiple motors with different longitudinal heights are adapted.

In this embodiment, one end that mounting panel 5 and motor 4 are connected is provided with horizontal groove one 52, runs through between the mounting hole of horizontal groove one 52 and motor 4 and has the screw, connects mounting panel 5 and motor 4, and the setting of horizontal groove one 52 can be according to motor 4 in radial length adjustment mounting panel 5 and motor 4 the position of being connected between the mounting hole, adaptation multiple different models's motor.

In this embodiment, the outside fixedly connected with sliding block 32 of support 3 is provided with horizontal groove two 33 on the sliding block 32, runs through between horizontal groove two 33 and bottom plate 1 has the screw, connects sliding block 32 and bottom plate 1, thereby horizontal groove two 33's setting can control the distance between the translation sliding block 32 and the regulation support 3, the required horizontal space of installation of radial motor of further adaptation to the motor of adaptation more models.

In this embodiment, a fixing rod 6 for positioning the rotor 41 of the motor 4 is disposed on the end surface of the bottom of the V-shaped groove 2, one end of the fixing rod 6 is fixedly connected with the end surface of the bottom of the V-shaped groove 2, the other end of the fixing rod is connected with the rotor 41 of the motor 4, a transition ring 61 is disposed on the fixing rod 6 at a position connected with the rotor 41, the transition ring 61 is nested on the rotor 41, a pin 62 is disposed between the transition ring 61 and the rotor 41 in a penetrating manner, and locking of the rotor 41 is completed through the pin 62.

The motor locked rotor test device is simple in structure, and is adaptive to motors of different types for locked rotor tests through the arrangement of the transverse grooves and the longitudinal grooves, so that the situation that different mounting equipment is needed to be selected for the motors of different types is avoided, the efficiency of the motor locked rotor test is improved, meanwhile, the motor is positioned and locked through the connection of the mounting plate and the rotor of the motor, excessive external force is prevented from being applied to the motor shell, and the situation that the test result is inaccurate due to the fact that the mounting equipment presses the motor shell in the motor locked rotor test is reduced.

Claims

1. A motor installation device for motor locked rotor test, including bottom plate (1), its characterized in that: be provided with V type groove (2) on bottom plate (1), the both sides of V type groove (2) are opposed to have support (3) of contour, the side of support (3) is connected with mounting panel (5) that are used for fixed motor (4), mounting panel (5) set up in opposite directions, be provided with dead lever (6) that are used for rotor (41) of location motor (4) on the terminal surface of V type groove (2) bottom.

2. A motor mounting apparatus for a motor stall test as defined in claim 1, wherein: the side of support (3) is provided with longitudinal groove one (31) with the position of mounting panel (5) connection, the one end that mounting panel (5) and support (3) are connected is provided with longitudinal groove two (51), longitudinal groove one (31) and longitudinal groove two (51) assorted, run through between longitudinal groove one (31) and longitudinal groove two (51) and have the screw, linking bridge (3) and mounting panel (5).

3. A motor mounting apparatus for a motor stall test as defined in claim 1, wherein: one end of the mounting plate (5) connected with the motor (4) is provided with a transverse groove I (52), a screw penetrates through a mounting hole of the motor (4) and is connected with the mounting plate (5) and the motor (4).

4. A motor mounting apparatus for a motor stall test as defined in claim 1, wherein: the outside fixedly connected with sliding block (32) of support (3), be provided with transverse groove two (33) on sliding block (32), run through between transverse groove two (33) and bottom plate (1) and have the screw, connect sliding block (32) and bottom plate (1).

5. A motor mounting apparatus for a motor stall test as defined in claim 1, wherein: one end of the fixed rod (6) is fixedly connected with the end face of the bottom of the V-shaped groove (2), the other end of the fixed rod is connected with a rotor (41) of the motor (4), a transition ring (61) is arranged at the position, connected with the rotor (41), of the fixed rod (6), the transition ring (61) is nested on the rotor (41), and a pin (62) is arranged between the transition ring (61) and the rotor (41) in a penetrating mode.