CN218093918U

CN218093918U - Novel wheel bearing lubricating device

Info

Publication number: CN218093918U
Application number: CN202222467356.9U
Authority: CN
Inventors: 吴永生; 赵天银; 张媛媛; 包文涛; 严建喜
Original assignee: Xinjiang Xianghe New Material Technology Co ltd
Current assignee: Xinjiang Xianghe New Material Technology Co ltd
Priority date: 2022-09-17
Filing date: 2022-09-17
Publication date: 2022-12-20
Anticipated expiration: 2032-09-17

Abstract

The utility model discloses a novel wheel bearing lubricating arrangement, including wheel and axletree, the wheel rotates the cover and establishes on the axletree, the axle oil duct has been seted up in the axletree, the axle oil duct wherein one end link up the terminal surface of axletree and be equipped with the grease nipple along the axial of axletree, the axle oil duct other end radially link up the lateral wall of axletree along the axletree, the cover is equipped with bearing assembly on the axletree, bearing assembly is located the wheel, it is equipped with well spacer to rotate between bearing assembly and the axletree, well spacer sets up the open position who link up the axletree lateral wall at corresponding axle oil duct, well spacer inside wall has seted up well spacer oil duct, a plurality of tank filler holes have been seted up on the well spacer oil duct, well spacer oil duct and tank filler hole intercommunication. Novel wheel bearing lubricating arrangement easy operation, need not to dismantle the device and open labour saving and time saving to can be along with lubricating arrangement operation, supplementary lubricating oil enters into bearing assembly by oneself.

Description

Novel wheel bearing lubricating device

Technical Field

The utility model belongs to the technical field of the metallurgical equipment, concretely relates to novel wheel bearing lubricating arrangement.

Background

The wheel bearing operational environment dust of metallurgical usefulness is big, needs frequent maintenance, and at present more general lubricated mode adopts manual paining, and the work degree of difficulty is big and lubricated effect is poor, needs the dismounting device to paint the lubrication during maintenance, greatly increased work load, consequently the utility model provides a following neotype wheel bearing lubricating arrangement.

Disclosure of Invention

The utility model aims at providing a novel wheel bearing lubricating arrangement for solve the lubricated adoption of wheel bearing who exists among the prior art and paint by hand, the work degree of difficulty is big, lubricated effect poor problem.

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

the novel wheel bearing lubricating device comprises a wheel and a wheel shaft, wherein the wheel is rotatably sleeved on the wheel shaft, a shaft oil duct is formed in the wheel shaft, one end of the shaft oil duct penetrates through the end face of the wheel shaft along the axial direction of the wheel shaft and is provided with a grease nipple, the other end of the shaft oil duct penetrates through the side wall of the wheel shaft along the radial direction of the wheel shaft, a bearing assembly is sleeved on the wheel shaft and is positioned in the wheel, a middle spacer ring is rotatably arranged between the bearing assembly and the wheel shaft and is arranged at the opening position corresponding to the shaft oil duct penetrating through the side wall of the wheel shaft, a middle spacer ring oil duct is formed in the inner side wall of the middle spacer ring, a plurality of oil filling holes are formed in the middle spacer ring, and the middle spacer ring oil duct is communicated with the oil filling holes.

The working principle and the process of the structure are as follows:

this lubricating arrangement during operation, lubricating oil gets into the axle oil duct through the grease nipple, and in entering into well spacer ring oil duct through the axle oil duct, well spacer ring and bearing assembly rotate relatively, lubricating oil gets into the inside operation that realizes from the spacer ring to the bearing assembly oiling lubrication of centre spacer ring along well spacer ring oil duct again through the tank filler sleeve, play lubricated purpose, moreover, the operation is thus simple, need not to dismantle the device, time saving and labor saving, and can be along with lubricating arrangement operation, it enters into the bearing assembly to supply lubricating oil by oneself, make more even of lubricating oil distribution, and prolonged service life.

Further, the shaft oil duct includes a radial section and an axial section, at least one of the radial sections of the shaft oil duct radially penetrates through the wheel shaft along the wheel shaft, and the axial section of the shaft oil duct is arranged along the axis of the wheel shaft.

The setting of axial section and radial section is favorable to transmitting lubricating oil to well spacer oil duct in from the axletree through the axle oil duct fast.

Further, when the number of the radial sections of the shaft oil passage exceeds one, the radial sections of the shaft oil passage are distributed along the axis circumference array of the axial section.

The radial section that the circumference array distributes for lubricating oil is faster to well spacer ring oil duct transmission efficiency, improves operating efficiency and lubricating oil and carries the effect.

Furthermore, the oil filling holes are formed along the radial direction of the middle spacer ring, and the oil filling holes are distributed in a circumferential array along the axis of the middle spacer ring.

The radial distribution of oil filler hole edge mesophragma circle can distribute lubricating oil in bearing subassembly department fast for it is more even to lubricate, and lubricated effect is better.

Further, the tip of wheel and axletree is equipped with sealed lid, the corresponding sealed lid of edge has seted up in the wheel tip and has inlayed the hole, the shape that inlays the hole matches with the shape of sealed lid, sealed lid nestification is inlayed downtheholely, sealed lid central point puts and has seted up the rotation hole, the axletree rotates with the rotation hole and is connected.

The sealing cover is arranged, so that sealing between the wheel and the wheel shaft is achieved, the wheel shaft is fixed and limited, the bearing is prevented from falling off, the arrangement of the rotating hole is beneficial to exposing the wheel shaft, and lubricating oil is conveniently injected through the grease nipple.

Furthermore, the wheel axle is a stepped shaft and comprises a shaft head, a shaft body, a shaft neck and a connecting shaft which are sequentially connected and the diameters of the shaft head, the shaft body, the shaft neck and the connecting shaft are gradually reduced, the shaft head is located outside the wheel, the shaft body is rotatably connected with the wheel, a bearing assembly is sleeved on the shaft neck, and the tail end of the connecting shaft is rotatably connected with a sealing cover.

The axle head, the axle body, the axle neck and the connecting axle on the wheel axle are all installation parts and other components and are also used for connecting with the wheel and the sealing cover.

Furthermore, an external thread is formed on the connecting shaft, and a locking nut used for tightly propping up the bearing assembly is connected to the connecting shaft through the external thread.

The lock nut is used for limiting the bearing assembly.

Furthermore, the bearing assembly comprises a bearing outer ring, a retainer and a bearing inner ring which are sequentially arranged from outside to inside, and rollers are arranged in the retainer.

Other bearings besides roller bearings may be used.

Has the advantages that: the utility model discloses at the lubricating arrangement during operation, lubricating oil passes through the grease nipple and gets into the axle oil duct, and in entering into well spacer ring oil duct through the axle oil duct, well spacer ring rotates with the bearing assembly relatively, lubricating oil gets into the inside operation that realizes that the lubrication is refueled to bearing assembly from the spacer ring in along well spacer ring oil duct again through the tank filler sleeve, play lubricated purpose, and is simple in operation, need not to dismantle the device and open, time saving and labor saving, and can be along with the lubricating arrangement operation, it enters into bearing assembly to supply lubricating oil by oneself, make more even of lubricating oil distribution, and the service life is prolonged.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of a middle space ring of the present invention;

fig. 3 isbase:Sub>A cross-sectional viewbase:Sub>A-base:Sub>A of fig. 2.

Reference numerals: 1. a wheel; 2. a wheel shaft; 3. an outer race of the bearing; 4. a holder; 5. a bearing inner race; 6. a middle space ring; 7. an oil gallery; 8. a grease nipple; 9. locking the nut; 10. a sealing cover; 11. a middle partition ring oil duct; 12. an oil filling hole.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be briefly described below with reference to the accompanying drawings and the embodiments or the description of the prior art, it is obvious that the following description about the structure of the drawings is only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto.

Example (b):

as shown in fig. 1 to 3, the embodiment provides a novel wheel bearing lubricating device, which includes a wheel 1 and a wheel axle 2, wherein the wheel 1 is rotatably sleeved on the wheel axle 2, an axle oil duct 7 is formed in the wheel axle 2, one end of the axle oil duct 7 penetrates through an end surface of the wheel axle 2 along an axial direction of the wheel axle 2 and is provided with a grease nipple 8, the other end of the axle oil duct 7 penetrates through a side wall of the wheel axle 2 along a radial direction of the wheel axle 2, a bearing assembly is sleeved on the wheel axle 2 and is located in the wheel 1, an intermediate spacer 6 is rotatably arranged between the bearing assembly and the wheel axle 2, the intermediate spacer 6 is arranged at an opening position corresponding to the axle oil duct 7 penetrating through the side wall of the wheel axle 2, an intermediate spacer oil duct 11 is formed in an inner side wall of the intermediate spacer 6, four oil filling holes 12 are formed in the intermediate spacer 6, and the intermediate spacer oil duct 11 is communicated with the oil filling holes 12.

The working principle and the process of the structure are as follows:

this lubricating arrangement during operation, lubricating oil passes through grease nipple 8 and gets into axle oil duct 7, and in entering well spacer oil duct 11 through axle oil duct 7, well spacer 6 rotates with the bearing assembly relatively, lubricating oil gets into the inside operation that realizes filling oil lubrication to the bearing assembly from well spacer 6 again through oil filler hole 12 along well spacer oil duct 11, play lubricated purpose, moreover, the operation is simple, need not to dismantle the device, time saving and labor saving, and can be along with lubricating arrangement operation, it enters into the bearing assembly to supply lubricating oil by oneself, make lubricating oil distribution more even, prolonged service life.

In another embodiment of the present invention, as shown in fig. 1, the axle oil duct 7 includes a radial section and an axial section, the radial section of the axle oil duct 7 has at least one and radially penetrates the wheel axle 2 along the wheel axle 2, and the axial section of the axle oil duct 7 is disposed along the axis of the wheel axle 2.

The arrangement of the axial section and the radial section is beneficial to quickly transmitting lubricating oil from the wheel shaft 2 to the middle spacer oil duct 11 through the shaft oil duct 7.

In another embodiment of the present invention, as shown in fig. 1, when the number of the radial sections of the oil gallery 7 exceeds one, the radial sections of the oil gallery 7 are distributed along the axial circumference array of the axial section.

The radial section that the circumference array distributes for lubricating oil is to 11 transmission efficiency's of well spacer oil duct faster, improves operating efficiency and lubricating oil transport effect.

In another embodiment of the present invention, as shown in fig. 2 and fig. 3, the oil filling holes 12 are radially opened along the middle partition ring 6, and a plurality of oil filling holes 12 are circumferentially distributed along the axis of the middle partition ring 6.

The radial distribution of oil filler hole 12 edge mesophragma circle 6 can distribute lubricating oil in bearing subassembly department fast for it is more even to lubricate, and lubricated effect is better.

In another embodiment of the present invention, as shown in fig. 1, the end portions of the wheel 1 and the axle 2 are provided with a sealing cover 10, the edge of the end portion of the wheel 1 corresponds to the sealing cover 10 and is provided with a recessed hole, the shape of the recessed hole matches with the shape of the sealing cover 10, the sealing cover 10 is embedded in the recessed hole, the central position of the sealing cover 10 is provided with a rotation hole, and the axle 2 is rotatably connected with the rotation hole.

The arrangement of the sealing cover 10 is beneficial to realizing sealing between the wheel 1 and the wheel shaft 2, plays a role in fixing and limiting the wheel shaft 2 and also prevents the bearing from falling off, and the arrangement of the rotating hole is beneficial to exposing the wheel shaft 2 and is convenient for injecting lubricating oil through the grease nipple 8.

In another embodiment of the present invention, as shown in fig. 1, the wheel axle 2 is a stepped axle, which includes a spindle head, a spindle body, a spindle neck and a connecting shaft that are connected in sequence and have successively decreasing diameters, the spindle head is located outside the wheel 1, the spindle body is rotatably connected to the wheel 1, the spindle neck is sleeved with a bearing assembly, and the connecting shaft is rotatably connected to the sealing cover 10.

The axle head, the axle body, the axle journal and the connecting axle on the wheel axle 2 are all installation parts and other components and are also used for connecting the wheel 1 and the sealing cover 10.

In another embodiment of the present invention, as shown in fig. 1, the connecting shaft is provided with an external thread, and the connecting shaft is connected with a locking nut 9 for tightly pushing the bearing assembly through the external thread.

The lock nut 9 serves to limit the bearing assembly.

In another embodiment of the present invention, as shown in fig. 1, the bearing assembly includes an outer bearing ring 3, a retainer 4 and an inner bearing ring 5, which are sequentially arranged from outside to inside, and rollers are arranged in the retainer 4.

Other bearings besides roller bearings may be used.

Finally, it should be noted that: the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The novel wheel bearing lubricating device is characterized by comprising a wheel and a wheel shaft, wherein the wheel is rotatably sleeved on the wheel shaft, a shaft oil duct is formed in the wheel shaft, one end of the shaft oil duct penetrates through the end face of the wheel shaft along the axial direction of the wheel shaft and is provided with a grease nipple, the other end of the shaft oil duct penetrates through the side wall of the wheel shaft along the radial direction of the wheel shaft, a bearing assembly is sleeved on the wheel shaft and is positioned in the wheel, a middle spacer ring is rotatably arranged between the bearing assembly and the wheel shaft and is arranged at an opening position corresponding to the shaft oil duct penetrating through the side wall of the wheel shaft, a middle spacer ring oil duct is formed in the inner side wall of the middle spacer ring, a plurality of oil filling holes are formed in the middle spacer ring, and the middle spacer ring oil duct is communicated with the oil filling holes.

2. The novel wheel bearing lubrication device according to claim 1 wherein said shaft gallery includes a radial section and an axial section, at least one of said radial sections of said shaft gallery extending radially through the wheel shaft and said axial section of said shaft gallery being disposed along the axis of the wheel shaft.

3. The novel wheel bearing lubrication device according to claim 2, wherein when the number of the radial sections of the oil gallery exceeds one, the radial sections of the oil gallery are circumferentially arrayed along the axis of the axial section.

4. The novel wheel bearing lubrication device as claimed in claim 1, wherein said oil filling holes are formed in a radial direction of the center spacer, and a plurality of said oil filling holes are circumferentially arrayed along an axis of the center spacer.

5. The novel wheel bearing lubrication device as claimed in claim 1, wherein the ends of the wheel and the wheel axle are provided with sealing covers, the inner edges of the ends of the wheel are provided with embedding holes corresponding to the sealing covers, the embedding holes are matched with the sealing covers in shape, the sealing covers are embedded in the embedding holes, the center of each sealing cover is provided with a rotating hole, and the wheel axle is rotatably connected with the rotating hole.

6. The novel wheel bearing lubrication device according to claim 5, wherein said wheel axle is a stepped axle, and comprises a head, a body, a journal and a connecting shaft, wherein said head, said body, said journal and said connecting shaft are sequentially connected and have successively decreasing diameters, said head is located outside of the wheel, said body is rotatably connected to the wheel, said journal is sleeved with a bearing assembly, and the end of said connecting shaft is rotatably connected to the sealing cover.

7. The novel wheel bearing lubricating device according to claim 6, wherein the connecting shaft is externally threaded, and a lock nut for tightening the bearing assembly is connected to the connecting shaft through the external thread.

8. The novel wheel bearing lubrication device of claim 7 wherein said bearing assembly includes an outer bearing ring, a cage and an inner bearing ring in that order from the outside to the inside, said cage having rollers therein.