CN218037214U

CN218037214U - Test platform for driving current value of direct current motor

Info

Publication number: CN218037214U
Application number: CN202221333650.4U
Authority: CN
Inventors: 徐捷
Original assignee: Shanghai Lilu Information Technology Co ltd
Current assignee: Shanghai Lilu Information Technology Co ltd
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2022-12-13
Anticipated expiration: 2032-05-30

Abstract

The utility model relates to a motor test equipment technical field especially relates to a direct current motor drive current value's test platform. Mainly receive the problem of interrupt when detecting to current direct current motor easily, its technical scheme includes: the test platform comprises a test platform body, a first protection cover and a second protection cover which are used for protecting the direct current motor are installed in the test platform body, the first protection cover and the second protection cover are connected through a fixing mechanism, an energy absorption mechanism used for protecting the direct current motor is arranged inside the first protection cover and the second protection cover, a guide groove is formed in one side of the test platform body, a guide block is fixedly connected with one side of the first protection cover and the second protection cover, the guide block is connected with the guide groove in a sliding mode, the fixing mechanism comprises a fixing sleeve fixed on the first protection cover and a fixing plate fixed on the second protection cover, and an L-shaped opening is formed in the fixing sleeve. The utility model discloses when carrying out the protection to the direct current motor in the detection, also convenient change direct current motor.

Description

Test platform for driving current value of direct current motor

Technical Field

The utility model relates to a motor test equipment technical field especially relates to a direct current motor drive current value's test platform.

Background

A direct current motor is a rotating electrical machine that can convert direct current electrical energy into mechanical energy (a direct current motor) or convert mechanical energy into direct current electrical energy (a direct current generator). The motor can realize the interconversion of direct current electric energy and mechanical energy. When the motor is used as a motor, the motor is a direct current motor and converts electric energy into mechanical energy; when the generator is operated, the generator is a direct current generator and converts mechanical energy into electric energy.

The structure of the direct current motor is composed of a stator and a rotor. The stationary part of the DC motor is called stator, the main function of the stator is to generate magnetic field, and the stator is composed of a base, a main magnetic pole, a commutating pole, an end cover, a bearing, a brush device and the like. The part rotating during operation is called a rotor, mainly used for generating electromagnetic torque and inducing electromotive force, and is a pivot for energy conversion of a direct current motor, so the part is also called an armature and comprises a rotating shaft, an armature iron core, an armature winding, a commutator, a fan and the like.

The prior Chinese patent with the patent number of CN209247215U discloses a motor test platform, including the motor fixed disk, the rear end of motor fixed disk is equipped with the bearing frame, the last lateral wall and the right side wall of bearing frame all are fixed with the fixed plate, the inside cover of going up the lateral wall fixed plate has temperature sensor, the inside cover of right side wall fixed plate has speed sensor, the inside of bearing frame is equipped with ball bearing, the rear end of bearing frame is equipped with torque sensor, ball bearing's rear end passes the bearing frame and is connected with torque sensor rotates, the below of bearing frame is equipped with linear slide rail, linear slide rail's rear end is connected with thrust sensor, linear slide rail's below is equipped with PMKD.

According to the Chinese patent with the patent number of CN209247215U, when the device is used for testing the performance of the motor, the test platform can vibrate due to the operation of a test instrument, so that a tool on the platform can be hit to the motor, and the detection data are not accurate enough.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a can carry out safety protection's direct current motor drive current value's test platform to the problem that exists among the background art to the motor.

The technical scheme of the utility model: the utility model provides a test platform of DC motor drive current value, includes the test platform main part, the first protection casing and the second protection casing that are used for protecting DC motor are installed to the test platform main part, first protection casing and second protection casing are connected through fixed establishment, and the inside of first protection casing and second protection casing is provided with the energy-absorbing mechanism who is used for protecting DC motor.

Preferably, a guide groove is formed in one side of the test platform main body, a guide block is fixedly connected to one side of the first protection cover and one side of the second protection cover, and the guide block is connected with the guide groove in a sliding mode.

Preferably, the fixing mechanism comprises a fixing sleeve fixed on the first protective cover and a fixing plate fixed on the second protective cover, the fixing sleeve is provided with an L-shaped opening, the fixing plate is movably connected with an inserting rod, the inserting rod is fixedly connected with a pull rod, and the pull rod is matched with the L-shaped opening.

Preferably, one end of the inserted bar is fixedly connected with a baffle, and the diameter of the baffle is larger than that of the through hole of the fixing plate.

Preferably, the inserted link fixedly connected with reset spring, reset spring's one end fixed connection is on the fixed plate.

Preferably, the energy absorption mechanism comprises a damping spring fixed on the inner sides of the first protective cover and the second protective cover, the damping spring is fixedly connected with protective clamping plates, and the two protective clamping plates are respectively located on two sides of the direct current motor.

Compared with the prior art, the utility model discloses following profitable technological effect has:

1: after the pulling pull rod makes it perpendicular with protection casing, inserted bar and pull rod can make through reset spring's effort and break away from with fixed sleeve, later can separate protection casing one and damping spring, change the direct current motor of inside, merge protection casing one and protection casing two after the change, the pulling pull rod drives the inserted bar and inserts fixed sleeve's inside again, promote to L shape open-ended inboard, thereby can restrict the inserted bar and break away from with fixed sleeve, can protect the direct current motor in detecting from this.

Drawings

FIG. 1 is a perspective view of a test platform for DC motor driving current values;

FIG. 2 is an enlarged view at A shown in FIG. 1;

fig. 3 is a cross-sectional view of the first shield and the second shield of fig. 1.

Reference numerals are as follows: 1. a test platform body; 2. a guide groove; 3. a first protective cover; 4. a second protective cover; 5. a damping spring; 6. a protective splint; 7. fixing the sleeve; 8. an L-shaped opening; 9. a fixing plate; 10. a rod is inserted; 11. A pull rod; 12. a return spring; 13. and a guide block.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.

Example one

As shown in fig. 1 and 2, the utility model provides a test platform of DC motor drive current value, including test platform main part 1, test platform main part 1 installs protection casing one 3 and protection casing two 4 that are used for protecting DC motor, protection casing one 3 and protection casing two 4 are connected through fixed establishment, and the inside of protection casing one 3 and protection casing two 4 is provided with the energy-absorbing mechanism that is used for protecting DC motor, guide way 2 has been seted up to one side of test platform main part 1, the equal fixedly connected with guide block 13 in one side of protection casing one 3 and protection casing two 4, guide block 13 and guide way 2 sliding connection, fixed establishment is including fixing fixed plate 9 on fixing sleeve 7 and protection casing two 4 on protection casing one 3, L shape opening 8 has been seted up to fixing sleeve 7, fixed plate 9 swing joint has inserted bar 10, inserted bar 10 fixedly connected with pull rod 11, pull rod 11 and L shape opening 8 phase-match, the one end fixedly connected with baffle of inserted bar 10, the diameter of baffle is greater than the diameter of fixed plate 9 through-hole, inserted bar 10 fixedly connected with reset spring 12 the one end of reset spring 12 is connected on the fixed plate 9.

In this embodiment, after the pull rod 11 is pulled to make it perpendicular to the first protection cover 3, the inserted link 10 and the pull rod 11 can be separated from the fixing sleeve 7 by the acting force of the return spring 12, and then the first protection cover 3 and the damping spring 5 can be separated, the internal dc motor can be replaced, after the replacement, the first protection cover 3 and the second protection cover 4 are combined, the pull rod 11 drives the inserted link 10 to be inserted into the fixing sleeve 7 again, and the inside of the L-shaped opening 8 is pushed, so that the inserted link 10 can be limited to be separated from the fixing sleeve 7, and then the first protection cover 3 and the second protection cover 4 can not be separated.

Example two

As shown in fig. 1-3, the utility model provides a test platform of direct current motor drive current value, compare in embodiment one, this embodiment still includes that test platform main part 1 installs the protection casing 3 and the protection casing two 4 that are used for protecting direct current motor, protection casing 3 and protection casing two 4 are connected through fixed establishment, and the inside of protection casing 3 and protection casing two 4 is provided with the energy-absorbing mechanism that is used for protecting direct current motor, energy-absorbing mechanism is including fixing the damping spring 5 on protection casing 3 and protection casing two 4 inboards, damping spring 5 fixedly connected with protection splint 6, and two protection splint 6 are located direct current motor's both sides respectively.

In this embodiment, after protection casing 3 and protection casing two 4 merge, two protection splint 6 will carry out the auxiliary fixation to DC motor's both sides, and at the in-process that DC motor produced vibrations, and damping spring 5 can absorb certain effort to alleviate rocking of test platform main part 1.

The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations to the above embodiments based on the technical solution of the present invention and the related teachings of the above embodiments.

Claims

1. The utility model provides a test platform of direct current motor drive current value, includes test platform main part (1), its characterized in that: the protection casing (3) and the protection casing two (4) that are used for protecting DC motor are installed in test platform main part (1), protection casing (3) and protection casing two (4) are connected through fixed establishment, and the inside of protection casing (3) and protection casing two (4) is provided with the energy-absorbing mechanism who is used for protecting DC motor.

2. The test platform for the driving current value of the direct current motor according to claim 1, wherein a guide groove (2) is formed in one side of the test platform main body (1), guide blocks (13) are fixedly connected to one sides of the first protection cover (3) and the second protection cover (4), and the guide blocks (13) are slidably connected with the guide groove (2).

3. The test platform for the driving current value of the direct current motor according to claim 1, wherein the fixing mechanism comprises a fixing sleeve (7) fixed on the first protection cover (3) and a fixing plate (9) fixed on the second protection cover (4), the fixing sleeve (7) is provided with an L-shaped opening (8), the fixing plate (9) is movably connected with an insertion rod (10), the insertion rod (10) is fixedly connected with a pull rod (11), and the pull rod (11) is matched with the L-shaped opening (8).

4. The test platform for the driving current value of the direct current motor according to claim 3, wherein a baffle is fixedly connected to one end of the insertion rod (10), and the diameter of the baffle is larger than that of the through hole of the fixing plate (9).

5. The test platform for the driving current value of the direct current motor according to claim 3, wherein the insert rod (10) is fixedly connected with a return spring (12), and one end of the return spring (12) is fixedly connected to the fixing plate (9).

6. The test platform for the driving current value of the direct current motor according to claim 1, wherein the energy absorption mechanism comprises a damping spring (5) fixed on the inner side of the first protective cover (3) and the inner side of the second protective cover (4), the damping spring (5) is fixedly connected with a protective clamping plate (6), and the two protective clamping plates (6) are respectively located on two sides of the direct current motor.