CN218626374U

CN218626374U - Direct current motor drive with lubricating structure

Info

Publication number: CN218626374U
Application number: CN202222117397.5U
Authority: CN
Inventors: 王捷涛
Original assignee: Wuxi Jiexinjie Automation Technology Co ltd
Current assignee: Wuxi Jiexinjie Automation Technology Co ltd
Priority date: 2022-08-12
Filing date: 2022-08-12
Publication date: 2023-03-14
Anticipated expiration: 2032-08-12

Abstract

The utility model relates to the technical field of electric motor, and a direct current motor drive from area lubricating structure is disclosed, including casing and transmission shaft, the transmission shaft sets up in the middle part of casing, the fixed cover in middle-end of transmission shaft has connect the rotor, the inside both sides wall of casing is the fixed bearing inner race that is provided with all, both sides the inside of bearing inner race is all rotated the cover and is had the bearing inner race, the both ends of transmission shaft are all fixed cup joints the inside with the bearing inner race that corresponds, the oil storage chamber has all been seted up at the both ends of transmission shaft, both sides the inside in oil storage chamber has all been filled with lubricating grease, one side both ends that the oil storage chamber is close to the bearing inner race are all fixed and are provided with out oil pipe, two the outside one end that goes out oil pipe all offsets with the inner wall of bearing inner race. The utility model discloses can carry out self-lubricate at the both ends of transmission shaft, can improve transmission shaft pivoted in the same direction as smooth degree, improve the life of motor.

Description

Direct current motor drive with lubricating structure

Technical Field

The utility model relates to the technical field of electric machines, especially, relate to a direct current motor drive from area lubricating structure.

Background

The motor is an electromagnetic device which realizes the conversion or transmission of electric energy according to the law of electromagnetic induction, or converts one form of electric energy into another form of electric energy, and the motor mainly has the function of generating driving torque to serve as a power source of electric appliances or machinery.

The service life of the bearing in the traditional motor is greatly reduced under the condition of no lubrication and long-time running.

Wherein, notice number CN114389406A discloses a driving motor with self-lubricating structure, including driver shell, electromagnetic conversion room, lower margin, shutoff mechanism, axis of rotation, lubricating arrangement, heat abstractor, set up the electromagnetic conversion room in the driver shell, the electromagnetic conversion room sets up the axis of rotation along the central line, driver shell one end sets up shutoff mechanism, shutoff mechanism one side sets up lubricating arrangement, driver shell lower extreme sets up the lower margin, the driver shell other end sets up heat abstractor, still has the defect among this technical scheme:

only can carry out the self-lubricating to the one end of transmission shaft among this technical scheme, can lead to the both ends of transmission shaft to be in the same direction as smooth degree and differ, accelerate the damage of transmission shaft easily, reduce the life of motor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the driving motor who has self-lubricating structure among the prior art can only carry out the self-lubricating to the one end of transmission shaft, can lead to the both ends of transmission shaft to differ in the smooth degree, accelerate the damage of transmission shaft easily, reduce the life of motor, and the direct current motor drive of taking lubricating structure certainly that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a from direct current motor drive of taking lubricating structure, includes casing and transmission shaft, the transmission shaft sets up in the middle part of casing, the fixed cover in middle-end of transmission shaft has connect the rotor, the inside both sides wall of casing is all fixed and is provided with bearing inner race, both sides the inside of bearing inner race all rotates the cover and has the bearing inner race, the both ends of transmission shaft are all fixed cup joint with the inside of the bearing inner race that corresponds, the oil storage chamber has all been seted up at the both ends of transmission shaft, both sides the inside in oil storage chamber all is filled with lubricating grease, one side both ends that the oil storage chamber is close to the bearing inner race are all fixed and are provided with out oil pipe, two the outside one end that goes out oil pipe all offsets with the inner wall of bearing inner race, the both sides outer wall of bearing all is provided with pushing equipment, one side in oil storage chamber is provided with shutoff mechanism.

Preferably, pushing equipment includes set casing and push pedal, the set casing is fixed to be set up in the outer wall of transmission shaft, the push pedal slides and sets up in the inside of set casing, the gas outlet has been seted up to the one end of set casing, the fixed trachea that is provided with in the outside of gas outlet, the air inlet has been seted up to one side that the bearing inner circle was kept away from in the oil storage chamber, tracheal other end and air inlet fixed connection, one side that the inside of oil storage chamber is close to the air inlet slides and is provided with the piston plate.

Preferably, shutoff mechanism includes plugging block and runner, the oil filler point has been seted up to one side in oil storage chamber, the inside of oil filler point is located to plugging block thread bush, the runner is fixed to be set up in the outside of plugging block.

Preferably, one side that the air inlet was kept away from to one side that the push pedal is close to the venthole and piston plate all is fixed and is provided with the spring, and is a plurality of the other end of spring all with the inner wall of the oil storage chamber that corresponds and the inner wall fixed connection of set casing.

Preferably, the cross sections of the fixed shell and the push plate are square.

Preferably, a heat dissipation groove is formed in one side of the shell, and a dustproof net is arranged inside the heat dissipation groove.

Preferably, the inner wall of the shell is provided with a sound absorption cavity, and the inner wall of the sound absorption cavity is filled with sound absorption cotton.

Compared with the prior art, the utility model provides a from direct current motor drive of taking lubricating structure possesses following beneficial effect:

this direct current motor drive from taking lubricating structure, rotate through the transmission shaft, can produce centrifugal force to the inside push pedal of two set casings promptly, make two push pedals remove to the direction of keeping away from the transmission shaft, can push into the oil storage intracavity with the inside gas of set casing from the trachea promptly, can promote the piston board promptly, make the piston board promote lubricating grease, promote lubricating grease from going out oil pipe to between bearing inner race and the bearing outer lane, can carry out self-lubricate promptly to the both ends of transmission shaft, can improve transmission shaft pivoted smooth degree, the life of motor is improved.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can carry out self-lubricate at the both ends of transmission shaft, can improve transmission shaft pivoted in the same direction as smooth degree, improve the life of motor.

Drawings

Fig. 1 is a schematic structural view of a dc motor drive with a lubricating structure according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a perspective view of the stationary housing and the push plate of fig. 1.

In the figure: the device comprises a shell 1, a transmission shaft 2, a bearing outer ring 3, a bearing inner ring 4, an oil outlet pipe 5, an oil storage cavity 6, lubricating grease 7, a piston plate 8, a fixed shell 9, a push plate 10, an air pipe 11, a blocking block 12, a rotating wheel 13, a dust screen 14, sound absorption cotton 15 and a spring 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example one

Referring to fig. 1-2, a direct current motor drive from lubricated structure of taking, including casing 1 and transmission shaft 2, transmission shaft 2 sets up in the middle part of casing 1, the fixed rotor that has cup jointed in middle-end of transmission shaft 2, the inside both sides wall of casing 1 all is fixed and is provided with bearing inner race 3, the inside of both sides bearing inner race 3 all rotates the cover and has bearing inner race 4, the both ends of transmission shaft 2 all are fixed cup joints with the inside of corresponding bearing inner race 4, oil storage chamber 6 has all been seted up at the both ends of transmission shaft 2, the inside of both sides oil storage chamber 6 all is filled with lubricating grease 7, one side both ends that oil storage chamber 6 is close to bearing inner race 4 all are fixed and are provided with oil pipe 5, the outside one end of two oil pipe 5 all offsets with the inner wall of bearing outer race 3, the radiating groove has been seted up to casing 1 one side, the inside of radiating groove is provided with dust screen 14, improve the heat dissipation and the dust resistance of casing, the inner wall of casing 1 has seted up the sound absorption chamber, the inner wall of sound absorption chamber is filled with sound absorption cotton 15, can improve the performance of making an uproar of falling of casing 1.

Example two

Referring to fig. 1-3, outer walls of two sides of the bearing are provided with pushing mechanisms, each pushing mechanism comprises a fixing shell 9 and a push plate 10, the fixing shell 9 is fixedly arranged on an outer wall of the transmission shaft 2, the push plates 10 are slidably arranged inside the fixing shell 9, one end of the fixing shell 9 is provided with a gas outlet, a gas pipe 11 is fixedly arranged on the outer side of the gas outlet, one side, away from the bearing inner ring 4, of the oil storage cavity 6 is provided with a gas inlet, the other end of the gas pipe 11 is fixedly connected with the gas inlet, one side, close to the gas inlet, of the inside of the oil storage cavity 6 is provided with a piston plate 8 in a sliding mode, one side, close to the gas outlet, of the push plate 10 and one side, away from the gas inlet, of the piston plate 8 are fixedly provided with springs 16, the other ends of the springs 16 are fixedly connected with the inner wall of the corresponding oil storage cavity 6 and the inner wall of the fixing shell 9, the piston plate 8 and the push plates 10 are convenient to reset, cross sections of the fixing shell 9 and the push plates 10 are square, so that the push plates 10 cannot rotate, and can slide stably.

EXAMPLE III

Referring to fig. 2, one side of oil storage chamber 6 is provided with shutoff mechanism and includes plugging block 12 and runner 13, and the oil filler point has been seted up to one side of oil storage chamber 6, and the inside of oil filler point is located to plugging block 12 thread bush, and runner 13 is fixed to be set up in the outside of plugging block 12, conveniently adds lubricating grease 7 in to oil storage chamber 6.

The utility model discloses in, during the use, transmission shaft 2 rotates, can produce centrifugal force to two inside push pedal 10 of set casing 9 promptly, make two push pedal 10 remove to the direction of keeping away from transmission shaft 2, can push into oil storage chamber 6 from trachea 11 with the inside gas of set casing 9 promptly, can promote piston plate 8 promptly, make piston plate 8 promote lubricating grease 7, promote lubricating grease 7 to bearing inner race 4 and bearing outer lane 3 between from play oil pipe 5, can carry out automatic lubrication to transmission shaft 2's both ends promptly, can improve transmission shaft 2 pivoted smooth degree, the life of motor is improved.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a from direct current motor drive of taking lubricating structure, includes casing (1) and transmission shaft (2), its characterized in that, transmission shaft (2) set up in the middle part of casing (1), the fixed cover in middle-end of transmission shaft (2) has connect the rotor, the inside both sides wall of casing (1) is all fixed bearing inner race (3), both sides the inside of bearing inner race (3) is all rotated the cover and is had bearing inner race (4), the both ends of transmission shaft (2) are all fixed cup joints the inside with the bearing inner race (4) that corresponds, oil storage chamber (6), both sides have all been seted up at the both ends of transmission shaft (2) the inside in oil storage chamber (6) is all filled there are lubricating grease (7), one side both ends that oil storage chamber (6) are close to bearing inner race (4) are all fixed being provided with out oil pipe (5), two the outside one end that goes out oil pipe (5) all offsets with the inner wall of bearing inner race (3), the both sides outer wall of bearing all is provided with pushing equipment, one side of bearing, one side outer wall is provided with shutoff mechanism in oil storage chamber (6).

2. The direct current motor drive of self-carrying lubricating structure according to claim 1, wherein the material pushing mechanism includes a fixing shell (9) and a push plate (10), the fixing shell (9) is fixedly arranged on the outer wall of the transmission shaft (2), the push plate (10) is slidably arranged in the fixing shell (9), an air outlet is formed in one end of the fixing shell (9), an air pipe (11) is fixedly arranged on the outer side of the air outlet, an air inlet is formed in one side, away from the bearing inner ring (4), of the oil storage cavity (6), the other end of the air pipe (11) is fixedly connected with the air inlet, and a piston plate (8) is slidably arranged on one side, close to the air inlet, of the inside of the oil storage cavity (6).

3. The direct current motor drive of self-carrying lubricating structure according to claim 1, wherein the blocking mechanism comprises a blocking block (12) and a runner (13), an oil hole is formed in one side of the oil storage chamber (6), the blocking block (12) is sleeved in the oil hole in a threaded manner, and the runner (13) is fixedly arranged on the outer side of the blocking block (12).

4. The direct current motor drive with the lubricating structure is characterized in that springs (16) are fixedly arranged on one side, close to the air outlet hole, of the push plate (10) and one side, far away from the air inlet hole, of the piston plate (8), and the other ends of the springs (16) are fixedly connected with the inner wall of the corresponding oil storage cavity (6) and the inner wall of the fixed shell (9).

5. The direct current motor drive with the lubricating structure is characterized in that the cross section of the fixed shell (9) and the cross section of the push plate (10) are both square.

6. The direct current motor drive with the lubricating structure is characterized in that a heat dissipation groove is formed in one side of the shell (1), and a dust screen (14) is arranged inside the heat dissipation groove.

7. The direct current motor drive with the lubricating structure is characterized in that a sound absorption cavity is formed in the inner wall of the shell (1), and sound absorption cotton (15) is filled in the inner wall of the sound absorption cavity.