CN216670046U

CN216670046U - Generator test bench of high suitability

Info

Publication number: CN216670046U
Application number: CN202122578470.4U
Authority: CN
Inventors: 黄道兵
Original assignee: Taizhou Qinglong Machinery & Electric Co ltd
Current assignee: Taizhou Qinglong Machinery & Electric Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-06-03
Anticipated expiration: 2031-10-26

Abstract

The utility model discloses a high-adaptability generator test bench, which comprises a bottom plate, wherein a base plate is fixedly connected on the bottom plate, a generator is movably arranged on one side of the surface of the base plate, the generator is placed on the left side surface of the base plate, a transmission shaft at one end of the generator is connected in a coupler through threads, so that the generator is arranged on the base plate, meanwhile, one end of an installation kit is connected through the coupler, the rotating force can be transmitted to a test assembly through the installation kit due to the rotation of the transmission shaft, the rotating data and the rotating speed data of the transmission shaft transmitted by the installation kit are detected through the test assembly, the rotating speed of the installation kit is converted through a conversion assembly, blades in an arc-shaped test assembly can conveniently rotate, the blades are continuously driven by the continuous rotation of the generator, the service life of the generator can be tested, and the influence of the generator on the external environment in the test can be avoided through a protective sleeve, causing errors in the detected data.

Description

Generator test bench of high suitability

Technical Field

The utility model relates to the technical field of test bench equipment, in particular to a high-adaptability generator test bench.

Background

The conventional generator loading test can be completed only by a special generator performance test bed, and along with the increase of various test requirements of a car factory and an engine main engine factory, particularly NVH (noise, vibration and harshness) test requirements, the generator is loaded according to a certain current on a whole car or an engine test bed frame to complete the test.

To this end, chinese utility model patent with publication number CN208999082U discloses a multi-functional test bed for turbonator rotor torsional vibration and fault simulation. The utility model comprises a rack base, a test main body device, a measuring system and a power and control system; the test main body device is arranged on the bench base and comprises a mass wheel disc, a blade grid, a sliding bearing support, a flexible coupling, a rigid coupling, a collision and abrasion test support and a plurality of rotors; the rotors are supported by sliding bearing supports, the rotors are connected by rigid couplings, and the mass wheel disc and the blade grids are arranged on the rotors; the power and control system comprises a servo motor, a generator and a load control cabinet, wherein the servo motor and the generator are arranged on the rack base and are respectively connected with two ends of the spliced rotors through flexible couplings, and centering is guaranteed.

In the case, the generator needs to be installed on the test bed after being subjected to multilayer operation before the test bed tests the generator, the installation structure is complex, and the test bed does not comprise the step of testing the service life of the generator.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-adaptability generator test bed to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a generator test bench of high suitability, includes the bottom plate, rigid coupling backing plate on the bottom plate, movable mounting generator, its characterized in that on one side on backing plate surface:

the height of the right side of the backing plate is greater than that of the left side of the backing plate, a transmission shaft is fixedly connected to one end of the generator, a mounting plate is fixedly mounted on the right side of the backing plate, a mounting sleeve is rotatably arranged in the mounting plate in a penetrating mode, a coupler is connected to one end of the mounting sleeve in a threaded mode and is connected to the other end of the transmission shaft through threads, and a bearing is movably arranged at the connecting position of the mounting plate and the mounting sleeve;

the other end of the installation kit rotates to penetrate through the testing assembly and the conversion assembly.

Preferably, the air cavity is formed in the backing plate, one end of the air cavity penetrates through one side of the backing plate, a plurality of through holes are formed in the side wall of the backing plate, the through holes are communicated with the air cavity, and the top wall of the right side of the backing plate is provided with a lower notch.

Preferably, the support frame is fixedly installed on the backing plate on one side of the lower notch, the mounting ring is sleeved on the other end of the mounting sleeve, the outer wall of the mounting ring is fixedly connected with a plurality of fan blades, the lower side of the fan blades is arranged in the lower notch, and the inner walls of the two ends of the lower notch are fixedly connected with one half of the outer wall of the testing arc-shaped assembly.

Preferably, the right side of backing plate lid dress frame type's lag, the half department fixed mounting spacer of lag, notch is seted up in the third department of spacer, a plurality of ventilation openings are seted up to the one end of the lag between lag roof and the spacer.

Preferably, one half of the test arc assembly is placed in the gap between the spacer and the protective sleeve, which covers over the right-hand part of the shim plate.

Preferably, a plurality of supporting legs are fixedly connected to four corners of the bottom plate.

Compared with the prior art, the utility model has the beneficial effects that:

the generator is placed on the left side surface of the base plate, and the transmission shaft at one end of the generator is connected in the coupler through threads, so that the generator is installed on the device, the operation is simple, and the subsequent detection effect of the generator is facilitated;

simultaneously through the one end of coupling joint installation external member, because the rotation of transmission shaft can be with during the pivoted dynamics conducts the test assembly through the installation external member to through the rotational speed of conversion subassembly with installing the external member and change, the inside flabellum of the arc test assembly of being convenient for rotates, and the continuous rotation of generator lasts the drive flabellum, is used for testing the life of generator.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

fig. 3 is a schematic view of the structure of the connecting head of the present invention.

In the figure: 1. a base plate; 11. supporting legs; 12. a lower notch; 2. a base plate; 21. through holes; 22. a wind cavity; 3. a generator; 31. a drive shaft; 4. a frame plate; 40. a bearing; 41. a coupling; 411. a mounting ring; 5. testing the component; 51. a conversion component; 6. testing the arc-shaped assembly; 61. installing a kit; 62. a fan blade; 7. a protective sleeve; 71. a spacer; 711. an upper notch; 72. an air exchanging port; 8. a support frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a high-adaptability generator test stand comprises a base plate 1, wherein a base plate 2 is fixedly connected to the base plate 1, a generator 3 is movably mounted on one side of the surface of the base plate 2, and a plurality of supporting legs 11 are fixedly connected to four corners of the bottom of the base plate 1;

the height of the right side of the backing plate 2 is greater than that of the left side of the backing plate, one end of the generator 3 is fixedly connected with the transmission shaft 31, the right side edge of the backing plate 2 is fixedly provided with the frame plate 4, the frame plate 4 is internally provided with an installation sleeve member 61 in a rotating and penetrating manner, one end of the installation sleeve member 61 is in threaded connection with the coupler 41, the coupler 41 is in threaded connection with the other end of the transmission shaft 31, and a bearing 40 is movably arranged at the connection part of the frame plate 4 and the installation sleeve member 61;

the other end of the mounting sleeve 61 is rotated through the test assembly 5 and the switch assembly 51.

Air cavity 22 is seted up to the inside of backing plate 2, and air cavity 22's one end runs through backing plate 2 one side, sets up a plurality of thru holes 21 on the lateral wall of backing plate 2, and thru hole 21 and air cavity 22 link up each other, sets up lower notch 12 on the right side roof of backing plate 2.

The support frame 8 is fixedly installed on the backing plate 2 on one side of the lower notch 12, the other end of the installation kit 61 is sleeved with the installation ring 411, the outer wall of the installation ring 411 is fixedly connected with a plurality of fan blades 62, the fan blades 62 below are arranged in the lower notch 12, and the inner walls of the two ends of the lower notch 12 are fixedly connected with one half of the outer wall of the testing arc-shaped component 6.

The right side of backing plate 2 is covered with the lag 7 of frame type, and the half department fixed mounting spacer 71 of lag 7, notch 711 is seted up in the third department of spacer 71, and a plurality of ventilation openings 72 are seted up to the one end of lag 7 between lag 7 roof and the spacer 71.

One half of the test arc assembly 6 is placed in the gap between the spacer 71 and the protective sleeve 7, which protective sleeve 7 covers the right-hand part of the shim plate 2.

The generator 3 itself has a drive shaft 31, and the drive shaft 31 can also rotate.

The working principle is as follows: when the device is used normally, the generator 3 is placed on the left side surface of the backing plate 2, the transmission shaft 31 at one end of the generator 3 is connected in the coupler 41 through threads, so that the generator 3 is installed on the backing plate 2, meanwhile, one end of the installation kit 61 is connected through the coupler 41, the rotating force can be transmitted to the test assembly 5 through the installation kit 61 due to the rotation of the transmission shaft 31, the rotating data and the rotating speed data of the transmission shaft 31 transmitted by the installation kit 51 are detected through the test assembly 5, the rotating speed of the installation kit 61 is converted through the conversion assembly 51, the blades 62 inside the arc-shaped test assembly can rotate conveniently, the continuous rotation of the generator 3 continuously drives the blades 62 for testing the service life of the generator 3, and the influence of the external environment on the generator 3 in the test can be avoided through the protective sleeve 7, the detected data is caused to generate errors, meanwhile, the air generated by the fan blades 62 can be blown out of the protecting sleeve 7 through the air exchanging opening 72 through the protecting sleeve 7, the blown air passes through the generator 3 to take away heat generated by the generator 3, and the cooling effect can also be performed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a generator test bench of high suitability, includes bottom plate (1), rigid coupling backing plate (2) on bottom plate (1), movable mounting generator (3), its characterized in that on one side on backing plate (2) surface:

the height of the right side of the backing plate (2) is larger than that of the left side of the backing plate, one end of the generator (3) is fixedly connected with a transmission shaft (31), the right side edge of the backing plate (2) is fixedly provided with a frame plate (4), an installation kit (61) penetrates through the frame plate (4) in a rotating mode, one end of the installation kit (61) is connected with a coupler (41) in a threaded mode, the coupler (41) is connected with the other end of the transmission shaft (31) in a threaded mode, and a bearing (40) is movably arranged at the connection position of the frame plate (4) and the installation kit (61);

the other end of the installation kit (61) is rotated to penetrate through the testing assembly (5) and the conversion assembly (51).

2. The generator test stand of claim 1, wherein: air cavity (22) are seted up to the inside of backing plate (2), and the one end in air cavity (22) runs through backing plate (2) one side, set up a plurality of thru holes (21) on the lateral wall of backing plate (2), and thru hole (21) link up each other with air cavity (22), notch (12) down are seted up on the right side roof of backing plate (2).

3. The generator test stand of claim 2, wherein: fixed mounting support frame (8) are gone up in backing plate (2) of one side of notch (12) down, cup joint collar (411) on the other end of installation external member (61), and a plurality of flabellum (62) of rigid coupling on the outer wall of collar (411), the below in notch (12) down is arranged in to flabellum (62), the half department of rigid coupling test arc subassembly (6) outer wall on notch (12) both ends inner wall down.

4. The generator test stand of claim 3, wherein: the right side of backing plate (2) is covered with a frame-shaped protecting sleeve (7), a spacer (71) is fixedly installed at one half of the protecting sleeve (7), an upper notch (711) is formed at one third of the spacer (71), and a plurality of air exchanging openings (72) are formed in one end of the protecting sleeve (7) between the top wall of the protecting sleeve (7) and the spacer (71).

5. The high-adaptability generator test stand according to claim 3, characterized in that: one half of the testing arc-shaped assembly (6) is arranged in a gap between the spacer (71) and the protecting sleeve (7), and the protecting sleeve (7) covers the right component of the cushion plate (2).

6. The generator test stand of claim 1, wherein: the four corners of the bottom plate (1) are fixedly connected with a plurality of supporting legs (11).