CN218958677U

CN218958677U - Motor end cover device

Info

Publication number: CN218958677U
Application number: CN202222344500.XU
Authority: CN
Inventors: 陈莹超; 张建林
Original assignee: Shanghai Paiqi Automation Technology Co ltd
Current assignee: Shanghai Paiqi Automation Technology Co ltd
Priority date: 2022-09-02
Filing date: 2022-09-02
Publication date: 2023-05-02
Anticipated expiration: 2032-09-02

Abstract

The utility model discloses a motor end cover device, and relates to the technical field of motor accessories. The novel double-bearing structure comprises an end cover body, a through hole is formed in the center of the end cover body, a double-bearing mechanism is fixedly connected inside the through hole and comprises a bearing sleeve, a first bearing and a second bearing are arranged inside the bearing sleeve, a second sealing ring and a third sealing ring are respectively arranged on one side of the first bearing and one side of the second bearing, and a bearing sleeve is sleeved inside the first bearing and the second bearing. According to the utility model, through the arrangement of the double-bearing mechanism, the lubricating oil can be added by utilizing the gap between the first bearing and the second bearing, when the motor rotates rapidly, the lubricating oil can be thrown out, and the lubricating oil can be slowly reduced over time, and the service life of the double bearings can be prolonged by adding the lubricating oil into the gap, so that the practicability of the end cover body is indirectly improved.

Description

Motor end cover device

Technical Field

The utility model relates to the technical field of motor accessories, in particular to a motor end cover device.

Background

The end covers generally refer to covers with axial dimensions larger than radial dimensions of two ends of the motor, and mainly serve to determine the spatial position of the rotor shaft, and of course, are matched with bearings of different forms and are connected to a stator shell of the motor through the end covers so as to ensure the clearance between the rotor and the stator, and the small motor can also be stamped with sheets through a cast iron process.

After the front end cover and the motor on the market are fixed, the high-speed rotation of the motor causes too fast loss of lubricating oil in the bearing at the center of the end cover, and the front end cover and the motor are fixed, so that the front end cover and the motor are more troublesome to detach and put on the lubricating oil and work for a long time, the damage of the end cover can be caused, and the service life of the motor can be further influenced.

Disclosure of Invention

The present utility model is directed to a motor end cap device to solve the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the motor end cover device comprises an end cover body, a through hole is formed in the center of the end cover body, a double-bearing mechanism is fixedly connected inside the through hole and comprises a bearing sleeve, a first bearing and a second bearing are arranged inside the bearing sleeve, a second sealing ring and a third sealing ring are respectively arranged on one side of the first bearing and one side of the second bearing, and a bearing sleeve is sleeved inside the first bearing and the second bearing.

Preferably, the oil inlet is formed in the surface of the bearing sleeve, and a sponge is arranged between the first bearing and the second bearing.

Preferably, the bearing sleeve is externally provided with an oiling mechanism, the oiling mechanism comprises an oil storage tank, an oil outlet pipe is arranged at the bottom of the oil storage tank, one end of the oil outlet pipe is fixedly connected with the oil inlet hole, one side of the oil storage tank is fixedly connected with an oil inlet pipe, and one end of the oil inlet pipe penetrates through the top of the end cover body and is fixedly connected with a cover.

Preferably, the oil storage tank internally provided with a spring, one end of the spring is fixedly connected with the extrusion plate, and one end of the oil inlet pipe is positioned below the extrusion plate.

Preferably, the outer ring of the end cover body is fixedly connected with a flange, the outside of the through hole is fixedly connected with a cross reinforcing frame, and one side of the end cover body is fixedly connected with a first sealing ring.

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

this motor end cover device utilizes the space between first bearing and the second bearing to add lubricating oil through the setting of duplex bearing mechanism, can throw away lubricating oil when the motor is rotatory fast, and over time, lubricating oil will slowly become less, and adds lubricating oil in through the space, can increase duplex bearing's life, indirect increase the practicality of end cover body.

This motor end cover device utilizes the effect of gravity through the setting of mechanism that oils, when the lubricating oil in the space between first bearing and the second bearing reduces, the lubricating oil in the mechanism that oils will flow into the space to guarantee that the lubricating oil in the space remains filling for a long time, still has placed the sponge in the space in addition, through the effect of sponge, can make the lubricated effect of bearing better.

Drawings

FIG. 1 is a front perspective view of the present utility model;

FIG. 2 is a schematic view of a dual bearing mechanism of the present utility model;

fig. 3 is a schematic structural view of the oiling mechanism of the present utility model.

In the figure: 1. a first seal ring; 2. an end cap body; 3. a cross reinforcement frame; 4. a double bearing mechanism; 401. a second seal ring; 402. a first bearing; 403. a bearing sleeve; 404. a sponge; 405. a second bearing; 406. a third seal ring; 407. a bearing sleeve; 408. an oil inlet hole; 5. a flange; 6. an oiling mechanism; 601. a cover; 602. an oil inlet pipe; 603. an oil outlet pipe; 604. an extrusion plate; 605. a spring; 606. an oil storage tank.

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.

It should be noted that, in the description of the present utility model, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, it should be understood that the dimensions of the various elements shown in the figures are not drawn to actual scale, e.g., the thickness or width of some layers may be exaggerated relative to other layers for ease of description.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined or illustrated in one figure, no further detailed discussion or description thereof will be necessary in the following description of the figures.

As shown in fig. 1-3, the present utility model provides a technical solution: the motor end cover device comprises an end cover body 2, a through hole is formed in the center of the end cover body 2, a double-bearing mechanism 4 is fixedly connected to the inside of the through hole, the double-bearing mechanism 4 comprises a bearing sleeve 403, a first bearing 402 and a second bearing 405 are arranged in the bearing sleeve 403, a second sealing ring 401 and a third sealing ring 406 are respectively arranged on one side of the first bearing 402 and one side of the second bearing 405, a bearing sleeve 407 is sleeved in the first bearing 402 and the second bearing 405, the service time of lubricating oil in the double-bearing mechanism 4 can be effectively prolonged through the arrangement of the structure, enough lubricating oil can be added in a gap between the first bearing 402 and the second bearing 405, and when the motor works, the lubricating oil in the first bearing 402 and the second bearing 405 can be thrown out due to the high-speed rotation of the first bearing 402 and the second bearing 405, the lubricating oil is filled in the gap, so that the lubricating oil in the bearing is ensured, and the service life of the motor is prolonged.

It should be noted that, the oil inlet hole 408 is formed in the surface of the bearing sleeve 403, the sponge 404 is disposed between the first bearing 402 and the second bearing 405, and by the arrangement of the structure, the residence time of the lubricating oil in the gap can be effectively ensured, the loss of the lubricating oil added to the gap due to the rotation of the motor can be reduced, and the better lubrication effect can be effectively achieved on the first bearing 402 and the second bearing 405.

It should be further noted that, the bearing sleeve 403 is externally provided with the oiling mechanism 6, the oiling mechanism 6 includes the oil storage tank 606, oil storage tank 606 bottom is provided with out oil pipe 603, oil pipe 603 one end and inlet port 408 fixed connection, oil pipe 602 is fixedly connected with to oil storage tank 606 one side, oil pipe 602 one end runs through in end cover body 2 top and fixedly connected with lid 601, through the setting of this structure, further effectual assurance first bearing 402 and the lubrication oil residence time between the second bearing 405, utilize the effect of gravity, when oil pipe 602 fills with lubricating oil in oil storage tank 606, when lubricating oil between first bearing 402 and the second bearing 405 reduces, will flow to the space between first bearing 402 and the second bearing 405 along oil pipe 603 because of the influence of gravity, guarantee the filling degree of sponge 404 to lubricating oil.

It is to be appreciated that the spring 605 is installed inside the oil storage tank 606, one end of the spring 605 is fixedly connected with the extrusion plate 604, one end of the oil inlet pipe 602 is located below the extrusion plate 604, through the arrangement of the structure, lubricating oil in the oil storage tank 606 can be effectively and completely conveyed into a gap between the first bearing 402 and the second bearing 405, the problem that the lubricating oil cannot flow into the oil outlet pipe 603 due to gravity can be effectively avoided, and the waste of the lubricating oil is avoided, so that the extrusion plate 604 can completely extrude the lubricating oil in the oil storage tank 606 through elasticity through the action of the spring 605, the lubricating oil which cannot fall due to gravity is reduced, the use rate of the lubricating oil is improved, and the cost is reduced.

It is further understood that the flange 5 is fixedly connected with the outer ring of the end cover body 2, the cross reinforcing frame 3 is fixedly connected with the outside of the through hole, the first sealing ring 1 is fixedly connected with one side of the end cover body 2, the hardness and the tightness of the end cover body 2 can be effectively guaranteed through the arrangement of the structure, one side of the end cover body 2 can be reinforced by utilizing the stability of the cross reinforcing frame 3, the service life of the end cover body is prolonged, and in addition, the air tightness of the end cover body 2 when being connected with a motor can be guaranteed through the first sealing ring 1.

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

1. Motor end cover device, including end cover body (2), its characterized in that: the novel double-bearing end cap is characterized in that a through hole is formed in the center of the end cap body (2), a double-bearing mechanism (4) is fixedly connected inside the through hole, the double-bearing mechanism (4) comprises a bearing sleeve (403), a first bearing (402) and a second bearing (405) are arranged inside the bearing sleeve (403), a second sealing ring (401) and a third sealing ring (406) are respectively arranged on one side of the first bearing (402) and one side of the second bearing (405), and a bearing sleeve (407) is sleeved inside the first bearing (402) and the second bearing (405).

2. The motor end cap assembly of claim 1, wherein: an oil inlet hole (408) is formed in the surface of the bearing sleeve (403), and a sponge (404) is arranged between the first bearing (402) and the second bearing (405).

3. The motor end cap assembly of claim 2, wherein: the bearing sleeve (403) is externally provided with an oiling mechanism (6), the oiling mechanism (6) comprises an oil storage tank (606), an oil outlet pipe (603) is arranged at the bottom of the oil storage tank (606), one end of the oil outlet pipe (603) is fixedly connected with the oil inlet hole (408), one side of the oil storage tank (606) is fixedly connected with an oil inlet pipe (602), and one end of the oil inlet pipe (602) penetrates through the top of the end cover body (2) and is fixedly connected with a cover (601).

4. A motor end cap assembly according to claim 3, wherein: the oil storage tank (606) internally mounted has spring (605), spring (605) one end fixedly connected with stripper plate (604), advance oil pipe (602) one end and be located stripper plate (604) below.

5. The motor end cap assembly of claim 1, wherein: the novel end cover comprises an end cover body (2), wherein a flange (5) is fixedly connected to the outer ring of the end cover body, a cross reinforcing frame (3) is fixedly connected to the outside of the through hole, and a first sealing ring (1) is fixedly connected to one side of the end cover body (2).