CN213581268U

CN213581268U - New forms of energy motor on-line measuring system

Info

Publication number: CN213581268U
Application number: CN202022624322.7U
Authority: CN
Inventors: 马飞; 张宏彬; 康文杰
Original assignee: Yunnan Xita New Industrial Technology Co ltd
Current assignee: Yunnan Xita New Industrial Technology Co ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-06-29
Anticipated expiration: 2030-11-13

Abstract

The utility model relates to a new energy motor online test system, which comprises a test platform, wherein a dynamometer is arranged on the test platform, the new energy motor online test system also comprises an elastic coupling, one end of the elastic coupling is connected with an output shaft of the dynamometer, and the other end of the elastic coupling is connected with a switching piece; one end of the adapter piece, which is far away from the elastic coupling, is provided with a connecting hole along the axis direction, the connecting hole is used for being in non-rotatable connection with an output shaft of a motor to be tested, and the output shaft of the motor to be tested can slide along the axis direction of the connecting hole; the testing platform is further provided with a guide mechanism, and the guide mechanism is used for driving the motor to be tested to slide along the axis direction of the adaptor and limiting the position of the motor to be tested in the axis direction of the adaptor. The utility model discloses add the adaptor, can be convenient for await measuring the connection of motor and dynamometer machine.

Description

New forms of energy motor on-line measuring system

Technical Field

The utility model relates to a motor test system technical field, concretely relates to new forms of energy motor on-line test system.

Background

In the driving process of the vehicle, the conditions of climbing, accelerating, decelerating, over-speed and the like often occur, so that the working environment of the motor is relatively severe. Before loading, the performance of the motor needs to be tested to meet the design index requirements of the motor system.

In a motor test system, an output shaft of a motor to be tested needs to be connected with an output shaft of a dynamometer, and in the connection process, the output shaft of the motor to be tested needs to be ensured to be aligned with the output shaft of the dynamometer, so that the alignment process is long in time consumption and inconvenient to operate.

CN201721539531.3 discloses a rotating shaft supporting device of a motor testing system and a motor testing system, which proposes to set a supporting portion between a motor to be tested and a dynamometer, wherein two ends of the supporting portion are respectively connected with the motor to be tested and the dynamometer through a first connecting assembly and a second connecting assembly, and the two connecting portions are connected through a diaphragm coupling to compensate the axis deviation between the output shaft of the motor to be tested and the output shaft of the dynamometer. However, the installation process is complicated because two couplings are arranged.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the to-be-solved technical problem of the utility model is to provide a new forms of energy motor on-line measuring system, it only sets up an elastic coupling to add the adaptor, can be convenient for await measuring the connection of motor and dynamometer machine.

In order to solve the technical problem, the utility model provides an online test system for a new energy motor, which comprises a test platform, wherein a dynamometer is arranged on the test platform, the online test system also comprises an elastic coupling, one end of the elastic coupling is connected with an output shaft of the dynamometer, and the other end of the elastic coupling is connected with a switching piece; one end of the adapter piece, which is far away from the elastic coupling, is provided with a connecting hole along the axis direction, the connecting hole is used for being in non-rotatable connection with an output shaft of a motor to be tested, and the output shaft of the motor to be tested can slide along the axis direction of the connecting hole; the testing platform is further provided with a guide mechanism, and the guide mechanism is used for driving the motor to be tested to slide along the axis direction of the adaptor and limiting the position of the motor to be tested in the axis direction of the adaptor.

Preferably, the elastic coupling is a diaphragm coupling or a quincuncial coupling.

Preferably, one end of the adapter is in key connection with the elastic coupling, and the other end of the adapter is in key connection with an output shaft of the motor to be tested.

Preferably, a key groove is formed on a side wall of the connection hole to penetrate along an axial direction thereof.

Preferably, the guide mechanism is a linear motor, a support is fixedly connected to a sliding block of the linear motor, and the support is provided with the motor to be tested.

Preferably, the support includes mutually perpendicular's first plate body and second plate body, the second plate body with slider fixed connection, first plate body with the motor that awaits measuring is connected.

Preferably, the bracket further comprises a reinforcing plate connected between the first plate and the second plate.

The utility model discloses following beneficial effect has: the utility model discloses connect the elastic coupling on the output shaft of dynamometer, this elastic coupling passes through the output shaft of adaptor and the motor that awaits measuring, and the circumference relative position of this adaptor and the output shaft of the motor that awaits measuring is fixed, and the axial can take place relative slip, then when the installation, can utilize guiding mechanism to drive the motor that awaits measuring to slip to the adaptor direction, until the output shaft of the motor that awaits measuring links together with the connecting hole of adaptor, can reduce the installation degree of difficulty; in addition, due to the design of the adapter, the adapter with different sizes of the connecting holes can be replaced conveniently according to different motor models, so that the adapter is suitable for testing motors with more models; finally, the elastic coupling is used, so that the axis deviation of the output shafts of the motor to be measured and the dynamometer can be compensated to a certain degree.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a schematic structural diagram of an online new energy motor testing system according to an embodiment of the present invention;

fig. 2 is a schematic view of a connection structure between an adaptor and an output shaft of a motor to be tested according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a support according to an embodiment of the present invention.

Drawings

1-a test platform; 2-a dynamometer; 3-an elastic coupling; 4-an adaptor; 41-connecting hole; 5-a linear motor; 51-a slider; 6-support; 61-a first plate body; 62-a second plate body; 63-a reinforcing plate; 7-the motor to be tested.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1, fig. 2 and fig. 3, this embodiment discloses a new forms of energy motor on-line test system, including test platform 1, be provided with dynamometer machine 2 on this test platform 1, still include elastic coupling 3, the one end of this elastic coupling 3 and the output shaft key-type connection of dynamometer machine 2, the other end is connected with adaptor 4, the one end that elastic coupling 3 was kept away from to this adaptor 4 is provided with connecting hole 41 along its axis direction.

Still be provided with guiding mechanism at test platform 1's top, this guiding mechanism specifically is linear electric motor 5, fixedly connected with support 6 on this linear electric motor 5's the slider 51, this support 6 includes mutually perpendicular's first plate body 61 and second plate body 62, still is connected with reinforcing plate 63 between first plate body 61 and second plate body 62, and second plate body 62 passes through screw fixed connection with slider 51, first plate body 61 and the motor 7 screwed connection that awaits measuring.

The end of the output shaft of the motor 7 to be tested is non-rotatably inserted into the inner periphery of the connecting hole 41, specifically, the connecting hole 41 and the output shaft of the motor 7 to be tested are connected through a key, and a key groove is formed in the side wall of the connecting hole 41 along the axial direction of the connecting hole, so that the output shaft of the motor 7 to be tested and the connecting hole 41 are slidably connected, and the rotational freedom of the output shaft and the connecting hole are limited.

In this embodiment, elastic coupling 3 is a diaphragm coupling or a plum blossom coupling to compensate the axis deviation of the motor to be measured and the dynamometer, when installing motor 7 to be measured, install motor 7 to be measured on support 6, then start linear electric motor 5 and promote motor 7 to be measured to peg graft in connecting hole 41, realize motor 7 to be measured and the nonrotatable of adaptor 4 and be connected.

Because the diameters of the output shafts of the motors of different models are different, in order to facilitate the adaptation to the motors of different models, in practice, a plurality of adapters 4 may be configured, and the size of the connecting hole 41 of each adapter 4 is different, so that an operator can select the corresponding adapter 4 according to the model of the motor.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. The utility model provides a new forms of energy motor on-line test system, includes test platform, is provided with the dynamometer machine on this test platform, its characterized in that:

the elastic coupling is connected with an output shaft of the dynamometer at one end and connected with an adapter at the other end;

one end of the adapter piece, which is far away from the elastic coupling, is provided with a connecting hole along the axis direction, the connecting hole is used for being in non-rotatable connection with an output shaft of a motor to be tested, and the output shaft of the motor to be tested can slide along the axis direction of the connecting hole;

the testing platform is further provided with a guide mechanism, and the guide mechanism is used for driving the motor to be tested to slide along the axis direction of the adaptor and limiting the position of the motor to be tested in the axis direction of the adaptor.

2. The new energy motor online test system of claim 1, characterized in that:

the elastic coupling is a diaphragm coupling or a plum coupling.

3. The new energy motor online test system of claim 1, characterized in that:

one end of the adapter is in key connection with the elastic coupling, and the other end of the adapter is in key connection with an output shaft of the motor to be tested.

4. The new energy motor online test system of claim 3, characterized in that:

and a key groove is formed in the side wall of the connecting hole in a penetrating manner along the axis direction of the connecting hole.

5. The new energy motor online test system of claim 1, characterized in that:

the guide mechanism is a linear motor, a support is fixedly connected to a sliding block of the linear motor, and the support is provided with the motor to be tested.

6. The new energy motor online test system of claim 5, characterized in that:

the support comprises a first plate body and a second plate body which are perpendicular to each other, the second plate body is fixedly connected with the sliding block, and the first plate body is connected with the motor to be tested.

7. The new energy motor online test system of claim 6, characterized in that:

the support further comprises a reinforcing plate connected between the first plate body and the second plate body.