CN219285358U - Single-bearing generator test device - Google Patents

Abstract

The utility model relates to the field of generator tests and discloses a single-bearing generator test device which comprises a bottom frame, wherein a supporting seat is fixedly arranged on one side of the top of the bottom frame, the other side of the top of the bottom frame corresponds to the supporting seat, a rotating shaft is arranged in the supporting seat, two ends of the rotating shaft are respectively connected with a flywheel disc and a coupler through a second key and a connection key, a baffle is arranged at the position, corresponding to the flywheel disc, of the tail end of the rotating shaft, one side of the coupler is provided with a second connecting disc, one side of the second connecting disc is connected with a first connecting disc connected with a motor, and the initial transmission of power of the motor mainly depends on the first connecting disc, the second connecting disc and the coupler. After the connecting disc I is arranged on the motor, the motor can be used for a long time except for maintenance, and the motor shaft is protected from abrasion without being disassembled.

Description

Single-bearing generator test device

Technical Field

The utility model relates to the field of generator test production, in particular to a single-bearing generator test device.

Background

The single-bearing generator is a generator with one end serving as a bearing and the other end being a steel sheet connected generator. In the use process, the connecting steel sheets are arranged in the flywheel disc of the diesel engine in a spigot joint mode, the diesel engine provides power to enable the generator to generate power, in the test process of the generator, in order to improve production efficiency, reduce production cost and prevent environmental pollution, the motor is used for replacing the diesel engine to serve as a power source of the generator, the flywheel disc matched with the generator is assembled on the motor, the flywheel disc is connected with the connecting steel sheets of the generator through bolts, and the motor drives the generator to carry out the test. When testing many models generator, often change flywheel dish and can lead to the axle wearing and tearing of motor, and this type wearing and tearing can not be repaired, finally lead to the motor to scrap, increased manufacturing cost.

In order to avoid the occurrence of the above situation, we propose a single bearing generator test device.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a single-bearing generator test device, which solves the problems.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a single bearing generator test device, includes the chassis, top one side fixed mounting of chassis has the supporting seat, and the other one side in top of chassis corresponds the supporting seat, the inside of supporting seat is provided with the pivot, and the both ends of pivot are connected with flywheel dish and shaft coupling through key two and key connection respectively, are provided with the baffle on the terminal correspondence flywheel dish position of pivot, one side of shaft coupling is provided with connection pad two, and one side of connection pad two is connected with the connection pad one of being connected with the motor, and motor power's initial transmission mainly relies on connection pad one, connection pad two and shaft coupling. After the connecting disc I is arranged on the motor, the motor can be used for a long time except for maintenance, and the motor shaft is protected from abrasion without being disassembled; the second connecting disc and the coupling can change the size according to the torque requirements of the generators with different specifications, the second connecting disc and the coupling with different specifications can be assembled on the first connecting disc and the rotating shaft respectively only by ensuring that the sizes of the second connecting disc center spigot and the coupling shaft hole are unchanged, the interchangeability of the test device is ensured, the flywheel discs with multiple specifications can be manufactured by connecting steel sheets according to different specifications of the generators with different specifications, and when the generators with similar test torques are tested, the second connecting disc and the coupling can be replaced only by replacing the flywheel discs.

Preferably, the inside of supporting seat has bearing enclosing cover and bearing inner cup through mounting disc fixed mounting, and the inside fixed mounting of bearing enclosing cover and bearing inner cup has the bearing, the interior axle and the pivot fixed connection of bearing are in the same place, and are provided with wool felt on the wall of bearing enclosing cover and bearing inner cup and pivot contact, can guarantee the cleanliness factor of bearing operational environment, prevent that unnecessary thing from getting into the bearing, cause the damage to it when the bearing is high-speed to be operated, and set up two sets of bearings in the region of being connected with the pivot, the use of duplex bearing has strengthened the stability of whole test device.

Preferably, the coupling is connected with the second connecting disc through the elastic ring and the pin, and the second connecting disc bears extremely large torque when in startup and shutdown, so that the elastic ring is used for elastic connection instead of using a bolt for rigid connection, the second connecting disc can be buffered, and the connecting piece is protected from damage.

(III) beneficial effects

Compared with the prior art, the utility model provides a single-bearing generator test device, which has the following beneficial effects:

1. the single-bearing generator test device greatly reduces the production burden, reduces the time for replacing process equipment, improves the production efficiency, protects the main shaft of the motor, and saves a large amount of maintenance cost.

Drawings

FIG. 1 is a schematic diagram of the overall assembly of a single bearing brushless generator test apparatus;

FIG. 2 is a schematic diagram of a connection between a first land and a second land;

FIG. 3 is a schematic diagram of a first connection pad and a second connection pad;

FIG. 4 is a schematic cross-sectional view of a single bearing generator test apparatus.

In the figure: 1. an elastic ring; 2. a pin; 3. a coupling; 4. a first key; 5. a bearing outer cover; 6. wool felt; 7. a bearing; 8. a bearing inner cover; 9. a rotating shaft; 10. a support base; 11. a second bond; 12. a flywheel disc; 13. a baffle; 14. a chassis; 15. a first connecting disc; 16. and a second connecting disc.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a single-bearing generator test device comprises a chassis 14, a supporting seat 10 is fixedly installed on one side of the top of the chassis 14, a rotating shaft 9 is arranged in the supporting seat 10, two ends of the rotating shaft 9 are respectively connected with a flywheel disc 12 and a coupler 3 through a key two 11 and a key one 4, a baffle 13 is arranged at the tail end of the rotating shaft 9 corresponding to the flywheel disc 12, a connecting disc two 16 is arranged on one side of the coupler 3, a connecting disc one 15 connected with a motor is connected on one side of the connecting disc two 16, and the initial transmission of motor power mainly depends on the connecting disc one 15, the connecting disc two 16 and the coupler 3. After the first connecting disc 15 is arranged on the motor, the motor can be used for a long time except for maintenance, and the motor shaft is protected from abrasion without being disassembled; the second connecting disc 16 and the coupling 3 can change the size according to the torque requirements of the generators with different specifications, the second connecting disc 16 and the coupling 3 with different specifications can be assembled on the first connecting disc 15 and the rotating shaft 9 respectively only by ensuring that the sizes of the central spigot of the second connecting disc 16 and the shaft hole of the coupling 3 are unchanged, the interchangeability of the test device is ensured, the flywheel discs 12 with multiple specifications can be manufactured by connecting steel sheets according to different specifications of the generators with different specifications, and when the generators with similar test torques are tested, the second connecting disc 16 and the coupling 3 can be replaced only by replacing the flywheel discs 12.

Further, the inside of supporting seat 10 has bearing enclosing cover 5 and bearing inner cup 8 through mounting disc fixed mounting, and the inside fixed mounting of bearing enclosing cover 5 and bearing inner cup 8 has bearing 7, and the interior axle and the pivot 9 fixed connection of bearing 7 are in the same place, and are provided with wool felt 6 on the wall of bearing enclosing cover 5 and bearing inner cup 8 and pivot 9 contact, can guarantee bearing operational environment's cleanliness factor, prevent that unnecessary from getting into the bearing, cause the damage to it when the bearing high-speed operation, and set up two sets of bearings 7 in the region of being connected with pivot 9, the use of duplex bearing has strengthened the stability of whole test device.

Furthermore, the coupling 3 is connected with the second connecting disc 16 through the elastic ring 1 and the pin 2, and the second connecting disc 16 bears extremely large torque when the machine is started and stopped, so that the elastic ring is used for elastic connection instead of using a bolt for rigid connection, and the second connecting disc 16 can be buffered, so that the connecting piece is protected from being damaged.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (3)

1. The utility model provides a single bearing generator test device, includes chassis (14), the top one side fixed mounting of chassis (14) has supporting seat (10), and the other one side in top of chassis (14) corresponds supporting seat (10), the inside of supporting seat (10) is provided with pivot (9), and the both ends of pivot (9) are connected with flywheel dish (12) and shaft coupling (3) through key two (11) and key one (4) respectively, are provided with baffle (13) on the terminal correspondence flywheel dish (12) position of pivot (9), one side of shaft coupling (3) is provided with connection pad two (16), and one side of connection pad two (16) is connected with connection pad one (15) of being connected with the motor.

2. A single bearing generator test apparatus as claimed in claim 1 wherein: the inside of supporting seat (10) is through mounting disc fixed mounting has bearing enclosing cover (5) and bearing inner cup (8), and the inside fixed mounting of bearing enclosing cover (5) and bearing inner cup (8) has bearing (7), the interior axle and the pivot (9) fixed connection of bearing (7) are in the same place, and are provided with wool felt (6) on the wall of bearing enclosing cover (5) and bearing inner cup (8) and pivot (9) contact.

3. A single bearing generator test apparatus as claimed in claim 1 wherein: the coupler (3) is connected with the connecting disc II (16) through the elastic ring (1) and the pin (2).

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