CN219082208U

CN219082208U - Connecting device for guide wheel and shaft

Info

Publication number: CN219082208U
Application number: CN202223117822.7U
Authority: CN
Inventors: 陈开河; 喻能余
Original assignee: Anhui Chaohu Ruiyi Internal Combustion Engine Fitting Co ltd
Current assignee: Anhui Chaohu Ruiyi Internal Combustion Engine Fitting Co ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-05-26
Anticipated expiration: 2032-11-23

Abstract

The utility model provides a connecting device of a guide wheel and a shaft, which relates to the field of connecting devices and comprises the following components: the oil storage cavity is formed in the shaft seat, the oil filling hole is communicated with the oil storage cavity, and the left end of the guide wheel is connected with the sealing plate. The utility model solves the problems that the lubricating oil of the connecting device of the guide wheel and the shaft in the prior art has low diffusion speed, partial waste exists, and the lubricating effect on the bearing in the guide wheel can not be achieved.

Description

Connecting device for guide wheel and shaft

Technical Field

The utility model relates to the technical field of connecting devices, in particular to a connecting device for a guide wheel and a shaft.

Background

The production technology field of many applications of the equipment with the guide wheel device is more. The prior art (application number: CN 201320753928.8) describes a structure of a connecting device for a guide wheel and a shaft, which comprises a guide wheel, a guide wheel shaft and a guide wheel seat, wherein the lower end of the guide wheel seat is arranged on a bottom plate, the guide wheel shaft penetrates through the guide wheel, one end of the guide wheel shaft is provided with an outward protruding outer edge which is tightly connected with the guide wheel, the guide wheel seat is sleeved on the guide wheel shaft, shaft sleeves are arranged at two ends of the guide wheel seat, an oil injection hole and a positioning pin hole are arranged on the guide wheel seat between two adjacent ends of the shaft sleeves, and the positioning pin hole is inserted into and fixed by a positioning pin. The utility model solves the problems of long rust time and inconvenient addition of lubricating oil in the connection of the existing guide wheel and the guide wheel shaft, has simple design and reasonable structure, the shaft sleeves are arranged at the two ends of the guide wheel seat, the oil injection holes are arranged on the guide wheel seat, a space is formed between the adjacent ends of the two shaft sleeves and the guide wheel seat, oil bodies can be stored and can slowly extend to the shaft, the lubricating effect is good, and the service life of equipment is long. "

However, when the guide wheel and shaft connecting device structure in the prior art is horizontally installed on the guide wheel shaft, the diffusion speed of lubricating oil passing through the shaft surface is slower, and department lubricating oil can freely fall through the connecting gap between the guide wheel and the guide wheel seat, so that the part of lubricating oil cannot be continuously flowed and diffused to one side of the guide wheel, the part of lubricating oil is wasted, the lubricating effect cannot be achieved on the bearing inside the guide wheel, and the use of the guide wheel is not facilitated.

Disclosure of Invention

In order to overcome the defects existing in the prior art, the connecting device of the guide wheel and the shaft is provided at present, so that the problems that the lubricating oil of the connecting device of the guide wheel and the shaft in the prior art is slow in diffusion speed, partial waste exists, and the lubricating effect cannot be achieved on the bearing inside the guide wheel are solved.

To achieve the above object, there is provided a connection device of a guide pulley and a shaft, including: the oil storage cavity is formed in the shaft seat, the oil filling hole is communicated with the oil storage cavity, the left end of the guide wheel is connected with the sealing plate, the lubricating cavity is formed in the inner side of the sealing plate, and the oil filling flow passage and the oil return flow passage are communicated with the lubricating cavity.

Further, the shaft sleeve is sleeved on the outer side of the shaft body, the shaft sleeve is positioned on two sides of the oil storage cavity, and the outer end of the shaft sleeve is clamped at the outer port of the shaft hole in the shaft seat.

Further, an outer port of the oil filling hole is provided with a plug, the outer port is located on the upper end face of the shaft seat, and the oil filling hole is perpendicular to the shaft body.

Further, a sealing sleeve is arranged between the shaft body and the guide wheel, the sealing sleeve is sleeved on the outer side of the shaft body, and the outer diameter of the sealing sleeve is larger than the inner diameters of the bearing and the shaft hole in the shaft seat.

Further, the external diameter of link is greater than the external diameter of axis body, and link joint is inside lubricated chamber to lubricated chamber is located the outer terminal surface of bearing.

Further, the inside welding of closing plate has the grafting piece, and the grafting piece is pegged graft in the inside of guide pulley to the inside spiro union of grafting piece has positioning bolt.

Further, the oil inlet flow passage is obliquely arranged downwards towards the lubrication cavity, and the oil return flow passage is obliquely arranged upwards towards the lubrication cavity.

The lubricating oil storage cavity, the oil inlet hole and the oil inlet runner are utilized, so that lubricating oil can be conveniently and rapidly led into the lubricating cavity, further lubricating of the bearing inside the guide wheel is facilitated, meanwhile, the sealing sleeve is utilized, loss and waste of the lubricating oil are reduced, the oil return runner and the oil outlet are utilized, the lubricating oil can conveniently flow back to the oil storage cavity when the lubricating cavity is full of oil, the recycling effect is realized, the phenomenon that the shaft body is prevented from rusting and dead shafts is achieved through the shaft sleeve which is slowly diffused to the outer side of the shaft body through part of the lubricating cavity, and the service life is prolonged.

Drawings

Fig. 1 is a schematic diagram of a shaft body and a shaft seat according to an embodiment of the present utility model.

Fig. 2 is a schematic structural diagram of fig. 1 a according to an embodiment of the present utility model.

Fig. 3 is a schematic diagram of a structure B in fig. 1 according to an embodiment of the present utility model.

Fig. 4 is a schematic view of a shaft structure according to an embodiment of the utility model.

In the figure: 1. a shaft body; 2. a shaft seat; 3. a mounting plate; 4. sealing sleeve; 5. a bearing; 6. a guide wheel; 7. an oil return flow passage; 8. a sealing plate; 9. a plug block; 10. positioning bolts; 11. a lubrication chamber; 12. an oil filling hole; 13. an oil storage chamber; 14. an oil inlet runner; 15. a connection end; 16. an oil inlet hole; 17. and an oil outlet.

Detailed Description

Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model.

Referring to fig. 1 to 4, the present utility model provides a guide wheel and shaft connecting device, comprising: a shaft body 1 and a shaft seat 2.

Specifically, the left end of the shaft body 1 is provided with a connecting end 15, the inside of the guide wheel 6 is embedded with a bearing 5, and the connecting end 15 is inserted into the inside of the guide wheel 6, the outer side of the shaft body 1 is sleeved with a shaft seat 2, the inside of the shaft seat 2 is provided with an oil filling hole 12, the lower end of the shaft seat 2 is welded with a mounting plate 3, the outer end of the shaft body 1 is provided with an oil filling hole 16 and an oil outlet 17, the left side of the oil filling hole 16 is connected with an oil filling channel 14, the left side of the oil outlet 17 is connected with an oil return channel 7, the inside of the shaft seat 2 is provided with an oil storage cavity 13, the oil filling hole 12 is communicated with the oil storage cavity 13, the oil filling hole 16 and the oil outlet 17 are communicated with the oil storage cavity 13, the left end of the guide wheel 6 is connected with a sealing plate 8, the inner side of the sealing plate 8 is provided with a lubricating cavity 11, and the oil filling channel 14 and the oil return channel 7 are communicated with the lubricating cavity 11.

In this embodiment, the shaft seat 2 is fixed by the mounting plate 3, so that the shaft body 1 is kept in a horizontal state.

As a preferred embodiment, the lubrication chamber 11 is formed in a sealed state by the sealing plate 8.

The shaft sleeve is sleeved on the outer side of the shaft body 1, the shaft sleeve is positioned on two sides of the oil storage cavity 13, and the outer end of the shaft sleeve is clamped at the outer port of the shaft hole in the shaft seat 2.

As a preferred embodiment, the inner diameter of the oil storage cavity 13 is larger than the inner diameter of the shaft sleeve, so that the oil storage capacity is increased, and the height difference of oil is formed between the shaft sleeve and the oil storage cavity 13, so that oil seepage is facilitated.

The outer port of the oil filling hole 12 is provided with a plug, the outer port is positioned on the upper end face of the shaft seat 2, and the oil filling hole 12 is perpendicular to the shaft body 1.

As a preferred implementation mode, the plug adopts a threaded plug, so that the dustproof and waterproof effects are achieved.

A sealing sleeve 4 is arranged between the shaft body 1 and the guide wheel 6, the sealing sleeve 4 is sleeved on the outer side of the shaft body 1, and the outer diameter of the sealing sleeve 4 is larger than the inner diameters of the bearing 5 and the shaft hole in the shaft seat 2.

As a preferred embodiment, the sealing sleeve 4 plays a role in dust prevention and water prevention of the outer ends of the shaft body 1 and the bearing 5 and the outer end of the shaft sleeve, so that the falling of lubricating oil is reduced.

The external diameter of link 15 is greater than the external diameter of shaft body 1, and link 15 joint is inside lubricated chamber 11 to lubricated chamber 11 is located the outer terminal surface of bearing 5.

As a preferred embodiment, the connection stability of the shaft body 1 and the guide wheel 6 is enhanced by the connection end 15.

The inside of the sealing plate 8 is welded with a plug-in block 9, the plug-in block 9 is plugged in the guide wheel 6, and a positioning bolt 10 is screwed in the plug-in block 9.

As a preferred embodiment, the sealing plate 8 and the guide wheel 6 can rotate synchronously and maintain the sealing effect through the plug-in block 9 and the positioning bolt 10.

The oil inlet flow passage 14 opens obliquely downward toward the lubrication chamber 11, and the oil return flow passage 7 opens obliquely upward toward the lubrication chamber 11.

As a preferred embodiment, the oil storage chamber 13 and the lubrication chamber 11 are communicated through the oil inlet flow passage 14 and the oil return flow passage 7, and when the lubricating oil is used for a while, the oil is pressurized and injected into the oil injection hole 12, so that the waste oil in the oil storage chamber 13 and the lubrication chamber 11 can be discharged.

During the use, utilize oil storage chamber, inlet port and oil feed runner, be convenient for quick with the leading-in lubrication chamber of lubricating oil, and then be convenient for lubricate the inside bearing of guide pulley, utilize the seal cover simultaneously, reduce the loss waste of lubricating oil, utilize oil return runner and oil outlet, be convenient for when the inside full oil of lubrication chamber, lubricating oil backward flow is to the oil storage chamber, cyclic utilization's effect has been realized, through the axle sleeve of part lubrication chamber slow diffusion to the axis body outside, play the phenomenon that prevents rust and dead axle to the axis body, increase of service life

The connecting device of the guide wheel and the shaft can effectively solve the problems that the connecting device of the guide wheel and the shaft in the prior art is low in lubricating oil diffusion speed, has partial waste and cannot achieve a lubricating effect on bearings in the guide wheel, achieves the effect of accelerating the lubricating oil diffusion, reduces the loss and the waste, and prolongs the service lives of a long shaft body and the guide wheel.

Claims

1. A guide wheel and shaft connection device comprising: the novel shaft comprises a shaft body (1) and a guide wheel (6), wherein the left end of the shaft body (1) is provided with a connecting end (15), a bearing (5) is embedded in the guide wheel (6), the connecting end (15) is inserted in the guide wheel (6), a shaft seat (2) is sleeved on the outer side of the shaft body (1), an oil injection hole (12) is formed in the shaft seat (2), and a mounting plate (3) is welded at the lower end of the shaft seat (2), and the novel shaft is characterized in that: the oil inlet (16) and oil outlet (17) have been seted up to the outer end of axis body (1), and the left side of oil inlet (16) is connected with oil feed runner (14), and the left side of oil outlet (17) is connected with oil return runner (7), oil storage chamber (13) have been seted up to the inside of axle bed (2), and oil filler point (12) and oil storage chamber (13) intercommunication to oil inlet (16) and oil outlet (17) and oil storage chamber (13) intercommunication, the left end of guide pulley (6) is connected with closing plate (8), and the inboard of closing plate (8) is provided with lubricated chamber (11) to oil feed runner (14) and oil return runner (7) and lubricated chamber (11) intercommunication.

2. The connecting device of the guide wheel and the shaft according to claim 1, wherein the shaft sleeve is sleeved on the outer side of the shaft body (1), the shaft sleeve is positioned on two sides of the oil storage cavity (13), and the outer end of the shaft sleeve is clamped at the outer port of the shaft hole in the shaft seat (2).

3. The connecting device of the guide wheel and the shaft according to claim 1, wherein a plug is arranged at an outer port of the oil filling hole (12), the outer port is positioned at the upper end face of the shaft seat (2), and the oil filling hole (12) is arranged perpendicular to the shaft body (1).

4. The connecting device of the guide wheel and the shaft according to claim 1, wherein a sealing sleeve (4) is arranged between the shaft body (1) and the guide wheel (6), the sealing sleeve (4) is sleeved on the outer side of the shaft body (1), and the outer diameter of the sealing sleeve (4) is larger than the inner diameters of the bearing (5) and the shaft hole in the shaft seat (2).

5. The connecting device of the guide wheel and the shaft according to claim 1, wherein the outer diameter of the connecting end (15) is larger than the outer diameter of the shaft body (1), the connecting end (15) is clamped inside the lubricating cavity (11), and the lubricating cavity (11) is located on the outer end face of the bearing (5).

6. The connecting device of the guide wheel and the shaft according to claim 1, wherein the inner side of the sealing plate (8) is welded with a plug-in block (9), the plug-in block (9) is plugged into the guide wheel (6), and a positioning bolt (10) is screwed into the plug-in block (9).

7. A device for connecting a guide wheel to a shaft according to claim 1, characterized in that the oil inlet flow channel (14) opens obliquely downwards towards the lubrication chamber (11) and the oil return flow channel (7) opens obliquely upwards towards the lubrication chamber (11).