CN218954578U

CN218954578U - Wear-resistant air pump motor

Info

Publication number: CN218954578U
Application number: CN202223291758.4U
Authority: CN
Inventors: 李春云; 谈关裕
Original assignee: Shenzhen Xingrisheng Ind Co Ltd
Current assignee: Shenzhen Xingrisheng Ind Co Ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-05-02
Anticipated expiration: 2032-12-08

Abstract

The utility model discloses a wear-resistant air pump motor, which comprises a motor shell, a front end cover and a rear end cover, wherein a stator assembly is arranged in an inner cavity of the motor shell, a rotor assembly is arranged in an inner cavity of the motor shell, a central rotating shaft is arranged on the inner wall of the rotor assembly, a first wear-resistant coating is covered on the surface of the inner wall, which is contacted with the central rotating shaft, of the rotor assembly, and a second wear-resistant coating is covered on the surface of the outer wall, which is contacted with the rotor assembly, of the central rotating shaft. According to the utility model, the lubricating oil is dripped into the oil-containing sponge through the oil dripping pipe, and in the process of rotating the central rotating shaft, the oil-containing sponge is extruded through the extrusion block, so that the lubricating oil is extruded, the extruded lubricating oil is smeared on the outer wall of the central rotating shaft through the oil-containing sponge, and the lubricating oil slides on the outer wall of the central rotating shaft along with the rotation of the central rotating shaft, so that the lubricating oil is uniformly covered on the outer wall of the central rotating shaft, and the phenomenon that the lubricating oil covered on the outer wall of the central rotating shaft is dried and loses lubricating ability is avoided.

Description

Wear-resistant air pump motor

Technical Field

The utility model relates to the technical field of motors, in particular to a wear-resistant air pump motor.

Background

An air pump, i.e. "air pump", is a device that removes air from an enclosed space or adds air from an enclosed space. The air pump is mainly divided into an electric air pump and a manual air pump, and a foot-operated air pump. The electric air pump takes electric power as power, and the air pump continuously compresses air through the electric power to generate air pressure. The device is mainly used for inflation, sewage treatment, electroplating and air blowing, methane tank aeration, tunnel ventilation and the like.

But the air pump motor can produce certain wearing and tearing because of long-time operation in its inside motor bearing after long-term use, and then influences the work of air pump, causes adverse effect to the production activity, and the wearing and tearing of motor bearing, when the air pump motor is in operation, the heat of its inside production mostly leads to the lubricating oil of pivot outer wall to lose its lubricating ability, and then leads to the pivot to produce mechanical abrasion, reduces the efficiency of air pump motor.

Disclosure of Invention

The utility model mainly solves the technical problems in the prior art and provides a wear-resistant air pump motor.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a stand wear and tear air pump motor, includes motor housing, front end housing, rear end housing, stator module is installed to motor housing's inner chamber, rotor module is installed to motor housing's inner chamber, central pivot is installed to rotor module's inner wall, rotor module and the inner wall surface cover of central pivot contact have first wear-resisting coating, the outer wall surface cover of central pivot and rotor module contact has the wear-resisting coating of second, the inner wall fixed mounting of front end housing has fixed suit, the inner wall of fixed suit is provided with oily sponge, and the inner wall and the central pivot sliding connection of oily sponge, one side of fixed suit is provided with the rolling disc, one side of rolling disc is connected with the extrusion piece.

Preferably, screw grooves are formed in two ends of the motor shell, and fixing bolts are connected with the inner walls of the screw grooves in a threaded mode.

Preferably, one side of the motor housing is connected with the front end cover, and the other side of the motor housing is connected with the rear end cover.

Preferably, a limiting ring is arranged on one side of the rear end cover, and the limiting ring is in sliding connection with the outer wall of one end of the central rotating shaft.

Preferably, through holes are formed in two ends of the fixed sleeve group, and the outer wall of the central rotating shaft is connected with the through holes in a sliding mode.

Preferably, the other end of the central rotating shaft is fixedly provided with a clamping piece.

Preferably, a drip tube is installed at the top end of the fixed sleeve, and a sealing plug is clamped on the inner wall of the drip tube.

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

according to the utility model, the lubricating oil is dripped into the oil-containing sponge through the oil dripping pipe, and in the process of rotating the central rotating shaft, the oil-containing sponge is extruded through the extrusion block, so that the lubricating oil is extruded, the extruded lubricating oil is smeared on the outer wall of the central rotating shaft through the oil-containing sponge, and the lubricating oil slides on the outer wall of the central rotating shaft along with the rotation of the central rotating shaft, so that the lubricating oil is uniformly covered on the outer wall of the central rotating shaft, and the phenomenon that the lubricating oil covered on the outer wall of the central rotating shaft is dry and loses lubricating ability is avoided.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic perspective view of an overall structure of a wear-resistant air pump motor according to the present utility model;

FIG. 2 is a schematic view of the overall internal cross-section of a wear-resistant air pump motor according to the present utility model;

FIG. 3 is a schematic diagram of a perspective structure of a rotor assembly and a central shaft of a wear-resistant air pump motor according to the present utility model;

FIG. 4 is a schematic diagram of a cross-section of a rotor assembly and a central shaft of a wear-resistant air pump motor according to the present utility model;

fig. 5 is a schematic diagram of a perspective structure between the oil-containing sponge and the central rotating shaft of the wear-resistant air pump motor.

In the figure: 1. a motor housing; 2. a front end cover; 3. a rear end cover; 4. a screw groove; 5. a fixing bolt; 6. a limiting ring; 7. a stator assembly; 8. a rotor assembly; 9. a central spindle; 10. a first wear-resistant coating; 11. a second wear-resistant coating; 12. a clamping piece; 13. fixing the sleeve group; 14. an oil-containing sponge; 15. a rotating disc; 16. extruding a block; 17. a drip pipe; 18. a sealing plug; 19. and a through hole.

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. 1-5, the present utility model provides the following technical solutions: a wear-resistant air pump motor comprises a motor shell 1, a front end cover 2 and a rear end cover 3, wherein a stator assembly 7 is arranged in an inner cavity of the motor shell 1, a rotor assembly 8 is arranged in the inner cavity of the motor shell 1, a central rotating shaft 9 is arranged on the inner wall of the rotor assembly 8, a first wear-resistant coating 10 is covered on the surface of the inner wall of the rotor assembly 8, which is contacted with the central rotating shaft 9, a second wear-resistant coating 11 is covered on the surface of the outer wall of the central rotating shaft 9, the wear generated by friction when the central rotating shaft 9 rotates is reduced through the first wear-resistant coating 10 and the second wear-resistant coating 11, a fixed sleeve group 13 is fixedly arranged on the inner wall of the front end cover 2, an oil-containing sponge 14 is arranged on the inner wall of the fixed sleeve group 13 and is in sliding connection with the central rotating shaft 9, a rotating disc 15 is arranged on one side of the fixed sleeve group 13, a squeezing block 16 is connected on one side of the rotating disc 15, the rotating disc 15 rotates synchronously due to the connection between the rotating disc 15 and the central rotating shaft 9 when the central rotating shaft 9 rotates, and then in the rotating process of the rotating disc 15, the extrusion block 16 with one fixed end is driven to do circular motion, the oil-containing sponge 14 is extruded through the extrusion block 16 with circular motion, the lubricating oil in the oil-containing sponge 14 is extruded, the extruded lubricating oil is smeared on the outer wall of the central rotating shaft 9 through the oil-containing sponge 14, meanwhile, after the extrusion block 16 performs circular motion extrusion, the lubricating oil is recovered with the self rebound of the oil-containing sponge 14 based on the water absorption of the oil-containing sponge 14, most of the extruded lubricating oil is absorbed again, only part of the lubricating oil attached to the outer wall of the central rotating shaft 9 is remained, and along with the rotation of the central rotating shaft 9, the part of the lubricating oil slides on the outer wall of the central rotating shaft 9, and in the sliding process, the lubricating oil is covered on the outer wall of the central rotating shaft 9, and the lubricating oil is uniformly covered along with the rotation of the central rotating shaft 9, so that the lubricating oil covered on the outer wall of the central rotating shaft 9 is prevented from being dried and losing the lubricating capability.

In one aspect of the present embodiment, the front end cover 2 and the rear end cover 3 are respectively fixed on the front and rear sides of the motor housing 1 by the fixing bolts 5 through threaded connection between the screw grooves 4 provided at both ends of the motor housing 1 and the fixing bolts 5.

In one aspect of this embodiment, one end of the central rotating shaft 9 is limited by the limiting ring 6 disposed on one side of the rear end cover 3, and meanwhile, the other end of the central rotating shaft 9 is plugged by the through holes 19 through the through holes 19 on both ends of the fixed sleeve 13, so that the other end of the central rotating shaft 9 is limited.

In one aspect of this embodiment, the central rotating shaft 9 is connected to the rotating shaft to be connected and driven by a clamping member 12 fixedly mounted at the other end of the central rotating shaft 9.

In one aspect of the present embodiment, the lubricant is dripped into the inside of the fixed sleeve 13 through the drip tube 17 mounted at the top end of the fixed sleeve 13, and the dripped lubricant is absorbed through the oil-containing sponge 14 inside the fixed sleeve 13, and after the lubricant addition is completed, the drip tube 17 is sealed through the sealing plug 18, so that the lubricant is prevented from volatilizing when contacting air.

The working principle and the using flow of the utility model are as follows: after the wear-resistant air pump motor is installed, firstly, the central rotating shaft 9 is connected with the connecting rod of the air pump through the clamping piece 12, then, after the motor is started, the rotor assembly 8 generates induced electromotive force after being electrified and generates electromagnetic torque with the stator assembly 7 to perform energy conversion so as to drive the central rotating shaft 9 to rotate, meanwhile, the friction between the rotor assembly 8 and the central rotating shaft 9 can be reduced when the central rotating shaft 9 rotates through the first wear-resistant coating 10 and the second wear-resistant coating 11, so that the wear generated by friction when the central rotating shaft 9 rotates is reduced, meanwhile, the rotating disc 15 synchronously rotates because of the connection with the central rotating shaft 9 when the central rotating shaft 9 rotates, and further, in the rotating process of the rotating disc 15, the extrusion block 16 with one fixed end is driven to perform circular motion, the oil-containing sponge 14 is extruded through the extrusion block 16 with circular motion, the lubricating oil in the oil-containing sponge 14 is extruded, the extruded lubricating oil is smeared on the outer wall of the central rotating shaft 9 through the oil-containing sponge 14, meanwhile, after the extrusion block 16 is extruded with circular motion, most of the extruded lubricating oil is adsorbed again based on the water absorption of the oil-containing sponge 14 and rebound and restoration with the oil-containing sponge 14, only part of the lubricating oil adhered to the outer wall of the central rotating shaft 9 is reserved, and slides on the outer wall of the central rotating shaft 9 along with the rotation of the central rotating shaft 9, and then the lubricating oil is covered on the outer wall of the central rotating shaft 9 along with the rotation of the central rotating shaft 9 for uniform coverage, so that the lubricating oil covered on the outer wall of the central rotating shaft 9 is prevented from losing the lubricating capability due to dryness, all the electric equipment in this scheme all carry out the power supply through external power supply.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a stand wear and tear air pump motor, includes motor housing (1), front end housing (2), rear end housing (3), its characterized in that: stator module (7) are installed to the inner chamber of motor housing (1), rotor subassembly (8) are installed to the inner chamber of motor housing (1), center pivot (9) are installed to the inner wall of rotor subassembly (8), the inner wall surface that rotor subassembly (8) and center pivot (9) contacted is covered with first wear-resisting coating (10), the outer wall surface that center pivot (9) and rotor subassembly (8) contacted is covered with second wear-resisting coating (11), the inner wall fixed mounting of front end housing (2) has fixed cover group (13), the inner wall of fixed cover group (13) is provided with oiliness sponge (14), and the inner wall and the center pivot (9) sliding connection of oiliness sponge (14), one side of fixed cover group (13) is provided with rolling disc (15), one side of rolling disc (15) is connected with extrusion piece (16).

2. A wear-resistant air pump motor as claimed in claim 1, wherein: both ends of the motor shell (1) are provided with screw grooves (4), and the inner wall of each screw groove (4) is connected with a fixing bolt (5) in a threaded manner.

3. A wear-resistant air pump motor as claimed in claim 1, wherein: one side of the motor shell (1) is connected with the front end cover (2), and the other side of the motor shell (1) is connected with the rear end cover (3).

4. A wear-resistant air pump motor as claimed in claim 1, wherein: one side of the rear end cover (3) is provided with a limiting ring (6), and the limiting ring (6) is in sliding connection with the outer wall of one end of the central rotating shaft (9).

5. A wear-resistant air pump motor as claimed in claim 1, wherein: through holes (19) are formed in the two ends of the fixed sleeve group (13), and the outer wall of the central rotating shaft (9) is connected with the through holes (19) in a sliding mode.

6. A wear-resistant air pump motor as claimed in claim 1, wherein: the other end of the central rotating shaft (9) is fixedly provided with a clamping piece (12).

7. A wear-resistant air pump motor as claimed in claim 1, wherein: the top of the fixed sleeve group (13) is provided with an oil dropping pipe (17), and the inner wall of the oil dropping pipe (17) is clamped with a sealing plug (18).