CN214888402U

CN214888402U - Automatic oil ejector for motor

Info

Publication number: CN214888402U
Application number: CN202023348983.8U
Authority: CN
Inventors: 曹栋杰; 谭红艳; 曹正吉; 王中香
Original assignee: Zibo Youyang Electromechanical Co ltd
Current assignee: Zibo Youyang Electromechanical Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-11-26
Anticipated expiration: 2030-12-31

Abstract

The utility model relates to an automatic grease squirt of motor belongs to motor technical field. The oil guide device comprises a bearing rear cover and a bearing front cover which are correspondingly arranged, wherein the upper ends of the bearing rear cover and the bearing front cover are provided with sinking grooves, bearing end covers are arranged in the sinking grooves, oil guide blocks are arranged in the bearing rear cover, communicated oil guide channels are arranged in the bearing end covers, the bearing rear cover and the oil guide blocks, the outlet ends of the oil guide channels are provided with a first oil injection channel and a second oil injection channel, the first oil injection channel is arranged corresponding to the outer ring of a bearing, and the second oil injection channel is arranged corresponding to the inner ring of the bearing; an oil outlet is formed in the bottom of the bearing rear cover, and an oil outlet channel is arranged corresponding to the oil outlet; an oil storage tank is arranged above the bearing end cover and is communicated with the oil guide channel through a hose. The utility model discloses from the bearing both sides to the bearing oiling, the bearing lubrication is more abundant, and lubricated effect is better.

Description

Automatic oil ejector for motor

Technical Field

The utility model relates to an automatic grease squirt of motor belongs to motor technical field.

Background

The motor can normally work only by ensuring the lubrication of the bearing in the running process. Most of the conventional Y-series motors do not have bearing oil injection structures, and when oil is injected into a bearing or changed, the bearing oil injection structure can be implemented only by disassembling the motor when the motor is overhauled or breaks down. The motor becomes dirty and has more impurities when being used for a long time, and the normal work of the motor is influenced. If the grease in the inner part is required to be completely replaced, the grease can not be completely replaced until the grease is overhauled or has a fault.

The prior art has the following technical defects:

1. electric motors, especially large and medium-sized electric motors, are important production facilities that do not allow temporary or long-term stoppage in a short time, and thus do not reliably ensure good lubrication of bearings in the electric motors.

2. The side of the bearing is filled with oil, the lubricating effect is limited, and the bearing cannot be fully lubricated by the lubricating oil.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: overcome prior art's not enough, provide an automatic grease squirt of motor, from bearing both sides to the bearing oiling, the bearing lubrication is more abundant, and lubricated effect is better.

The utility model discloses an automatic motor oil ejector, including bearing back cover and the bearing protecgulum that corresponds the setting, bearing back cover and bearing protecgulum upper end set up heavy groove, are equipped with the bearing end cover in the heavy groove, are equipped with in the bearing back cover and lead the oil cake, set up the oil channel that leads of intercommunication in bearing end cover, bearing back cover and the oil cake, lead the oil channel exit end and set up first oiling passageway and second oiling passageway, first oiling passageway corresponds the bearing outer lane setting, the second oiling passageway corresponds the bearing inner lane setting;

an oil outlet is formed in the bottom of the bearing rear cover, and an oil outlet channel is arranged corresponding to the oil outlet;

an oil storage tank is arranged above the bearing end cover and is communicated with the oil guide channel through a hose.

Working process or working principle:

be equipped with the ooff valve on the hose, regularly open the ooff valve, lubricating oil from the batch oil tank, through leading the oil passageway, from first oiling passageway to bearing inner race lubrication, from second oiling passageway to bearing inner race lubrication, lead the oil passageway and lubricate bearing inner race and bearing outer race from bearing both sides simultaneously, along with bearing inner race rotates, lubricated abundant effective, lubricated effectual.

Preferably, the bottom of the oil guide block is arranged across the upper edge of the bearing inner ring. Prevent the lubricating oil from splashing outward and ensure the lubricating effect.

Preferably, the bottom of the front bearing cover is provided with an oil baffle plate. The bearing front cover and the bearing rear cover are connected in a step mode, and oil leakage is reduced.

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

the utility model discloses a set up bearing cap, bearing end cover and lead the oil cake, from the bearing both sides, lubricate bearing inner circle and bearing inner race simultaneously, it is abundant thorough lubricated, lubricated effectual.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

In the figure: 1. the oil guide device comprises an oil guide block 2, a bearing cover 3, a bearing end cover 4, an oil guide channel 5, an oil storage tank 6, a rotating shaft 7 and a bearing;

1.1, a first oil injection channel 1.2, a second oil injection channel 1.3 and a communication port;

2.1, a bearing front cover 2.2, a bearing oil baffle 2.3, an oil outlet 2.4, an oil outlet channel 2.5 and a bearing rear cover;

3.1, an oil filling port;

5.1, 5.2 of a switch valve, 5.3 of a pressure gauge, 5.4 of a booster pump and a hose;

7.1, a bearing inner ring 7.2 and a bearing outer ring.

Detailed Description

The technical solution in the embodiment of the present invention will be further clearly and completely described below with reference to the embodiment of the present invention and the accompanying drawings:

example 1

As shown in fig. 1, the automatic motor oil injector of the present invention includes a bearing rear cover 2.5 and a bearing front cover 2.1, which are correspondingly disposed, a sink is disposed at the upper ends of the bearing rear cover 2.5 and the bearing front cover 2.1, a bearing end cover 3 is disposed in the sink, an oil guide block 1 is disposed in the bearing rear cover 2.5, oil guide passages 4 are disposed in the bearing end cover 3, the bearing rear cover 2.5 and the oil guide block 1, an outlet end of the oil guide passage 4 is disposed with a first oil injection passage 1.1 and a second oil injection passage 1.2, the first oil injection passage 1.1 is disposed corresponding to a bearing outer ring 7.2, and the second oil injection passage 1.2 is disposed corresponding to a bearing inner ring 7.1;

an oil outlet 2.3 is formed in the bottom of the bearing rear cover 2.5, and an oil outlet channel 2.4 is formed in the position corresponding to the oil outlet 2.3;

an oil storage tank 5 is arranged above the bearing end cover 3, and the oil storage tank 5 is communicated with the oil guide channel 4 through a hose 5.4. The bearing rear cover 2.5 is provided with a communicating opening 1.3 corresponding to the oil guide channel 4.

The bottom of the oil guide block 1 is arranged across the upper edge of the bearing inner ring 7.1.

The bottom of the bearing front cover 2.1 is provided with a bearing oil baffle plate 2.2.

The top end of the bearing end cover 3 is provided with an oil filling port 3.1. The bearing front cover 2.1 and the bearing rear cover 2.5 are jointly combined into the bearing cover 2, and the bearing 7 is arranged on the rotating shaft 6.

Working process or working principle:

be equipped with ooff valve 5.1 on the hose, regularly open ooff valve 5.1, lubricating oil from the batch oil tank, through leading the oil passageway, from first oiling passageway to bearing inner race lubrication, from second oiling passageway to bearing inner race lubrication, lead the oil passageway and lubricate bearing inner race and bearing outer race from bearing both sides simultaneously, along with the bearing inner race rotates, lubricated abundant effective, lubricated effectual.

Example 2

As shown in fig. 1, a switch valve 5.1 can be arranged on the hose 5.4, the switch valve can be a solenoid valve, and the solenoid valve can be a DFD-15 brass threaded solenoid valve manufactured by shanghai butterfly valve limited company; the oil storage tank 5 can be provided with a pressure gauge 5.2, the pressure gauge 5.2 can adopt YB-150 series of a high-precision instrument factory in Western Saan, and the oil storage tank 5 can also be provided with a booster pump 5.3 for increasing air pressure of the oil storage tank and facilitating oil injection; the booster pump may be a gas booster pump STD10 of saiste.

The automatic motor oil injector can further comprise a controller, the electromagnetic valve, the pressure gauge and the booster pump are connected with the controller through lines, and the controller can adopt a PLC (programmable logic controller). The controller, the solenoid valve, the pressure gauge and the booster pump are all conventional prior art and are not described in detail.

The rest is the same as example 1.

Working process or working principle:

the initial pressure is set by the air pressure in the oil storage tank, the pressure is slightly greater than the atmospheric pressure, and the specific numerical value can keep the oil storage tank to supply oil continuously according to the on-site oil supply requirement.

After the pressure gauge detects that the air pressure in the oil storage tank is equal to or less than the atmospheric pressure, the controller controls the booster pump to pressurize the oil storage tank, oil is injected into an oil injection port of the bearing end cover after the oil storage tank is pressurized, and the lubricating oil is introduced through the oil guide channel and is injected into the outer ring of the bearing through the first oil injection channel; and the bearing inner ring is oiled through the second oiling channel.

When oil injection is not needed, the switch valve can be closed.

The utility model discloses in to the direction of structure and the description of relative position relation, it is right not to constitute like the description from top to bottom all around the utility model discloses a restriction only is the description convenient.

Claims

1. The automatic motor oil injector is characterized by comprising a bearing rear cover (2.5) and a bearing front cover (2.1) which are correspondingly arranged, wherein the upper ends of the bearing rear cover (2.5) and the bearing front cover (2.1) are provided with a sinking groove, a bearing end cover (3) is arranged in the sinking groove, an oil guide block (1) is arranged in the bearing rear cover (2.5), the bearing end cover (3), the bearing rear cover (2.5) and the oil guide block (1) are internally provided with communicated oil guide channels (4), the outlet end of each oil guide channel (4) is provided with a first oil injection channel (1.1) and a second oil injection channel (1.2), the first oil injection channel (1.1) is arranged corresponding to a bearing outer ring (7.2), and the second oil injection channel (1.2) is arranged corresponding to a bearing inner ring (7.1);

an oil outlet (2.3) is formed at the bottom of the bearing rear cover (2.5), and an oil outlet channel (2.4) is arranged corresponding to the oil outlet (2.3);

an oil storage tank (5) is arranged above the bearing end cover (3), and the oil storage tank (5) is communicated with the oil guide channel (4) through a hose (5.4).

2. The automatic motor oil feeder according to claim 1, characterized in that the bottom of the oil guide block (1) is arranged over the upper edge of the bearing inner ring (7.1).

3. The automatic motor oil injector as claimed in claim 1, characterized in that the bottom of the front bearing cover (2.1) is provided with an oil baffle plate (2.2).