CN113153916A

CN113153916A - Oil leakage prevention lubricating mechanism for bearing

Info

Publication number: CN113153916A
Application number: CN202110545062.0A
Authority: CN
Inventors: 周立娜
Original assignee: Weifang Lijin Machinery Equipment Co ltd
Current assignee: Weifang Lijin Machinery Equipment Co ltd
Priority date: 2021-05-19
Filing date: 2021-05-19
Publication date: 2021-07-23

Abstract

The invention discloses an oil leakage prevention lubricating mechanism for a bearing, which comprises a bearing outer ring and a bearing inner ring, wherein arc-shaped grooves are formed in the bearing outer ring and the bearing inner ring, balls are arranged in the arc-shaped grooves of the bearing outer ring and the bearing inner ring, two symmetrical L-shaped connecting blocks are arranged on two sides of the bearing outer ring, the two adjacent L-shaped connecting blocks are connected with each other, first sliding rods are connected with the L-shaped connecting blocks in a sliding manner, one ends, far away from the L-shaped connecting blocks, of the two first sliding rods on the same side are fixedly connected with a circular pipe, and two gaskets are fixed at the position, between the bearing outer ring and the bearing inner ring, of the circular pipe. According to the invention, the distance between the L-shaped connecting block and the circular pipe is adjusted by rotating the adjusting screw rod, so that the L-shaped connecting block can be clamped on the outer bearing, and the gasket can be inserted between the bearing inner ring and the bearing outer ring to achieve an oil leakage prevention effect.

Description

Oil leakage prevention lubricating mechanism for bearing

Technical Field

The invention relates to the technical field of bearing lubrication, in particular to an oil leakage prevention lubricating mechanism for a bearing.

Background

The bearing is mainly used for supporting the mechanical rotating body, reducing the friction coefficient in the movement process and ensuring the rotation precision of the mechanical rotating body, when the bearing is used, the bearing needs to be lubricated, so that the loss of the bearing is reduced, and if the lubricating liquid of the bearing is excessively added, the waste of the lubricating oil is easily caused, so that an oil leakage prevention lubricating mechanism of the bearing needs to be designed;

traditional bearing leak protection oil mechanism is through sealing up between to the bearing and reach the leak protection oil effect, though can play the effect of leak protection oil, but lubricating oil storage capacity is few, is not convenient for guarantee the long-time lubricated use of bearing, and the sealing stability through sealing washer etc. is relatively poor, takes place to break away from the problem easily in the bearing use, influences the effect of leak protection oil.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides an oil leakage prevention lubricating mechanism for a bearing.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a leak protection oil lubricating mechanism for bearing, includes bearing inner race and bearing inner race, bearing inner race and bearing inner race have all seted up circular arc type cell body, be provided with the ball in the circular arc type cell body of bearing inner race and bearing inner race, two L type connecting blocks of symmetry have all been placed to bearing inner race both sides, two that are close to each other be connected between the L type connecting block, equal sliding connection has first slide bar on the L type connecting block, is located two of homonymy the equal common fixedly connected with circular pipe of one end that L type connecting block was kept away from to first slide bar, the rigidity that the circular pipe is located between bearing inner race and the bearing inner race has two packing rings, and two packing rings support respectively in the inboard and bearing inner race outside of bearing outer race.

Preferably, two that are close to each other one side that L type connecting block is located the bearing inner race is fixed with threaded rod and sleeve pipe respectively, it is connected with the thread bush to rotate on the sleeve pipe, the thread bush corresponds sheathed tube one end integrated into one piece and has the lantern ring, be fixed with the location tooth on the inner wall of the lantern ring, the annular groove has been seted up to the position that the sleeve pipe corresponds the location tooth, and the location tooth is located the annular groove, thread bush and threaded rod threaded connection.

Preferably, the homonymy the one end that circular pipe and L type connecting block are close to each other all rotates and is connected with the connecting rod, two the one end that the connecting rod is close to each other rotates jointly and is connected with the connector, it is connected with adjusting screw to rotate on the connector, the one end that circular pipe and L type connecting block are close to each other all is fixed with the branch pipe, equal sliding connection has the second slide bar in the branch pipe, be fixed with the fixed head between the second slide bar, adjusting screw threaded connection is at the middle part of fixed head.

Preferably, the position that circular pipe is located between the packing ring is fixed with a plurality of oiling mouths, the one end that the circular pipe kept away from the oiling mouth is fixed with the oiling pipe of two symmetries, and all threaded connection has the oil cap on every oiling pipe.

Preferably, the first slide bar is positioned in the L-shaped connecting block and is fixed with a first anti-drop head.

Preferably, the position that adjusting screw corresponds the connector is circular axis body, and adjusting screw corresponds the equal retaining ring in both sides end of connector, connector clearance fit is between the retaining ring.

Preferably, one end of the threaded rod, which is far away from the L-shaped connecting block, is positioned in the sleeve, and the inner diameter of the sleeve is larger than the outer diameter of the threaded rod.

Preferably, the second slide bar is positioned in the branch pipe and is fixed with a second anti-falling head.

Compared with the prior art, the invention has the following advantages:

1. according to the invention, the distance between the L-shaped connecting blocks and the circular tube is adjusted by rotating the adjusting screw rod, so that the L-shaped connecting blocks can be clamped on an outer bearing, meanwhile, the gasket can be inserted between the bearing inner ring and the bearing outer ring, an oil leakage prevention effect is achieved, the two L-shaped connecting blocks are close to each other by screwing the threaded rod through the threaded sleeve, and the threaded rod moves in the sleeve, so that the L-shaped connecting blocks drive the gasket to be stably sealed between the bearing outer ring and the bearing inner ring, the problem that the traditional seal is easy to fall off is avoided, the stability of oil leakage prevention seal of the bearing is ensured, and the problem that the L-shaped connecting blocks are not easy to break off due to external force is solved;

2. lubricating oil can be filled into the annular pipe through the filling pipe and the bearing is lubricated by matching with the oil filling nozzle, so that the problems that the lubricating oil consumption is small and the bearing cannot be kept moist for a long time due to the traditional sealing and leakage prevention are solved;

3. the L-shaped connecting blocks can be disassembled due to the matching of the threaded sleeves and the threaded rods, so that the circular tube and the L-shaped connecting blocks can be disassembled from the bearing, and the use flexibility is reserved;

4. through two washers of circular tube cooperation and glib talker, the glib talker is located between two washers for both played the sealed effect of leak protection oil, also can carry out oiling work, improved the lubricated long-term of bearing, avoided traditional single sealing washer to cause lubricating oil use amount limited, lubricated ageing short problem.

Drawings

FIG. 1 is a structural diagram of an oil leakage preventing lubrication mechanism for a bearing according to the present invention;

FIG. 2 is an enlarged view of a portion A of an oil leakage preventing lubrication mechanism for a bearing according to the present invention;

FIG. 3 is a connection diagram of a first sliding rod of an oil leakage preventing lubrication mechanism for a bearing according to the present invention;

FIG. 4 is a connection diagram of a circular tube of an oil leakage preventing lubrication mechanism for a bearing according to the present invention;

FIG. 5 is an enlarged view of a portion B of an oil leakage preventing lubrication mechanism for a bearing according to the present invention;

FIG. 6 is a distribution diagram of a nozzle of an oil leakage prevention lubrication mechanism for a bearing according to the present invention.

In the figure: the device comprises a bearing inner ring 1, a bearing outer ring 2, a bearing outer ring 3, a 4L-shaped connecting block 5, a first sliding rod 6, an oil injection pipe 7, a circular pipe 8, a gasket ring 9, a check ring 10, an oil injection nozzle 11, a threaded rod 12, a threaded sleeve 12, a collar 13, a positioning tooth 14, an annular groove 15, a sleeve 16, a first anti-drop head 17, a connecting rod 18, a fixing head 19, an adjusting screw rod 20, a second sliding rod 21, a connector 22 and a branch pipe 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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, are merely for convenience in describing the present invention and simplifying the 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 thus, should not be construed as limiting the present invention.

Referring to fig. 1-6, an oil leakage preventing lubricating mechanism for a bearing comprises a bearing outer ring 3 and a bearing inner ring 1, wherein arc-shaped grooves are respectively formed on the bearing outer ring 3 and the bearing inner ring 1, balls 2 are arranged in the arc-shaped grooves of the bearing outer ring 3 and the bearing inner ring 1, two symmetrical L-shaped connecting blocks 4 are respectively arranged on two sides of the bearing outer ring 3, the two L-shaped connecting blocks 4 which are close to each other are connected with each other, a first sliding rod 5 is respectively connected with the L-shaped connecting blocks 4 in a sliding manner, one ends of the two first sliding rods 5 which are positioned on the same side and far away from the L-shaped connecting blocks 4 are respectively fixedly connected with a circular tube 7, two gaskets 8 are fixed at a position between the bearing outer ring 3 and the bearing inner ring 1 of the circular tube 7, the two gaskets 8 respectively abut against the inner side of the bearing outer ring 3 and the outer side of the bearing inner ring 1, and the position between the bearing outer ring 3 and the bearing inner ring 1 is sealed through the circular tube 7 and the two gaskets 8, the traditional sealing ring sealing is replaced, lubricating oil can be put into the circular pipe 7, and the using amount of the lubricating oil is increased.

Furthermore, a threaded rod 11 and a sleeve 16 are respectively fixed on one side of each of two L-shaped connecting blocks 4 which are close to each other and located on the bearing outer ring 3, a threaded sleeve 12 is connected to the sleeve 16 in a rotating mode, a lantern ring 13 is integrally formed at one end of the threaded sleeve 12 corresponding to the sleeve 16, positioning teeth 14 are fixed on the inner wall of the lantern ring 13, an annular groove 15 is formed in the position, corresponding to the positioning teeth 14, of the sleeve 16, the positioning teeth 14 are located in the annular groove 15, the threaded sleeve 12 is in threaded connection with the threaded rod 11, the lantern ring 13 is attached to the sleeve 16 in a rotating mode, the positioning teeth 14 can be rotated in the annular groove 15, the threaded sleeve 12 is rotated on the sleeve 16 and cannot move back and forth on the sleeve 16, the threaded sleeve 12 is rotated on the threaded rod 11, the two L-shaped connecting blocks 4 are close to each other, the two circular tubes 7 are close to each other, and the gasket 8 can be stabilized on the bearing outer ring 3 and the bearing inner ring 1, the problem that the traditional seal is easy to fall off is avoided, so that the stability of oil leakage prevention seal of the bearing is ensured, and the bearing is not easy to break loose due to external force.

Further, the round tube 7 and the one end that L type connecting block 4 are close to each other of homonymy all rotate and be connected with connecting rod 18, the one end that two connecting rods 18 are close to each other rotates jointly and is connected with connector 22, it is connected with adjusting screw 20 to rotate on connector 22, the one end that round tube 7 and L type connecting block 4 are close to each other all is fixed with branch pipe 23, equal sliding connection has second slide bar 21 in the branch pipe 23, be fixed with fixed head 19 between the second slide bar 21, adjusting screw 20 threaded connection is at the middle part of fixed head 19, rotation through adjusting screw 20, make the distance between L type connecting block 4 and the round tube 7 obtain the adjustment, when making round tube 7 and packing ring 8 insert between bearing outer lane 3 and bearing inner circle 1, make L type connecting block 4 can stably block on bearing outer lane 3.

Furthermore, the position that circular pipe 7 is located between the packing ring 8 is fixed with a plurality of grease nipples 10, and the one end that circular pipe 7 kept away from grease nipples 10 is fixed with the grease injection pipe 6 of two symmetries, and equal threaded connection has the oil cap of sealing on every grease injection pipe 6, through the use of two packing rings 8 cooperation circular pipes 7, replaces traditional single sealed O type circle for under the sealed prerequisite of assurance, can carry out the oiling work, be more convenient for guarantee the lubricated long-term effect of bearing. First slide bar 5 is located L type connecting block 4 internal fixation and has first anticreep head 17, can make unable the breaking away from between circular pipe 7 and the L type connecting block 4 through first anticreep head 17, guarantees its connection wholeness. The position that adjusting screw 20 corresponds connector 22 is circular axis body, and adjusting screw 20 corresponds the equal retaining ring 9 of both sides end of connector 22, and connector 22 clearance fit is between retaining ring 9, and when adjusting screw 20 rotated, through circular axis body and retaining ring 9 for adjusting screw 20 only drives connector 22 and takes place to remove, and does not drive it and rotate. The end of the threaded rod 11 remote from the L-shaped connecting blocks 4 is located in a sleeve 16, and the inner diameter of the sleeve 16 is larger than the outer diameter of the threaded rod 11, so that the threaded rod 11 can be located in the sleeve 16 when two L-shaped connecting blocks 4 are close to each other. The second slide rod 21 is fixed with a second anti-drop head in the branch pipe 23, and the second slide rod 21 can be prevented from dropping off the branch pipe 23 by the second anti-drop head on the second slide rod 21.

When the invention is used, the adjusting screw 20 is rotated, the adjusting screw 20 drives the connecting head 22 to move, the connecting head 22 pushes the two connecting rods 18, so that the distance between the L-shaped connecting block 4 and the circular tube 7 is adjusted, the distance between the L-shaped connecting block 4 and the circular tube 7 is reduced, the L-shaped connecting block 4 can be clamped on an outer bearing, meanwhile, the gasket 8 can be inserted between the bearing inner ring 1 and the bearing outer ring 3, the two adjacent L-shaped connecting blocks 4 are screwed on the threaded rod 11 through the threaded sleeve 12, the sleeve ring 13 is rotationally attached to the sleeve 16, the positioning teeth 14 are rotationally arranged in the annular groove 15, so that the threaded sleeve 12 is rotationally arranged on the sleeve 16 and cannot move back and forth on the sleeve 16, the threaded sleeve 12 is relatively moved on the threaded rod 11, so that the two L-shaped threaded rods 4 are close to each other, and the threaded sleeve 11 moves in the sleeve 16, thereby make L type connecting block 4 drive packing ring 8 can stably seal between bearing inner race 1 and bearing outer race 3, avoid traditional sealed easy problem that takes place to drop, accessible filling pipe filling lubricating oil in the ring conduit, cooperation oil filler point 10 lubricates the bearing to avoid traditional sealed leak protection to cause lubricating oil use amount few, can't keep the problem that the bearing moisturized for a long time.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. An oil leakage prevention lubricating mechanism for a bearing comprises a bearing outer ring (3) and a bearing inner ring (1), and is characterized in that arc-shaped grooves are formed in the bearing outer ring (3) and the bearing inner ring (1), balls (2) are arranged in the arc-shaped grooves of the bearing outer ring (3) and the bearing inner ring (1), two symmetrical L-shaped connecting blocks (4) are placed on two sides of the bearing outer ring (3), two L-shaped connecting blocks (4) which are close to each other are connected with each other, a first sliding rod (5) is connected onto each L-shaped connecting block (4) in a sliding manner, one ends, far away from each L-shaped connecting block (4), of the two first sliding rods (5) which are positioned on the same side are fixedly connected with a circular pipe (7) together, and two gaskets (8) are fixed at positions, between the bearing outer ring (3) and the bearing inner ring (1), of the circular pipe (7), and two packing rings (8) support respectively in bearing inner race (3) inboard and bearing inner race (1) outside, two that are close to each other one side that L type connecting block (4) are located bearing inner race (3) is fixed with threaded rod (11) and sleeve pipe (16) respectively, it is connected with thread bush (12) to rotate on sleeve pipe (16), one end integrated into one piece that thread bush (12) correspond sleeve pipe (16) has lantern ring (13), be fixed with on the inner wall of lantern ring (13) location tooth (14), annular groove (15) have been seted up to the position that sleeve pipe (16) correspond location tooth (14), and location tooth (14) are located annular groove (15), thread bush (12) and threaded rod (11) threaded connection.

2. The oil leakage preventing and lubricating mechanism for the bearing, according to claim 1, is characterized in that the ends, close to each other, of the circular tube (7) and the L-shaped connecting block (4) on the same side are rotatably connected with connecting rods (18), the ends, close to each other, of the two connecting rods (18) are rotatably connected with a connecting head (22) together, the connecting head (22) is rotatably connected with an adjusting screw (20), the ends, close to each other, of the circular tube (7) and the L-shaped connecting block (4) are fixed with branch tubes (23), second sliding rods (21) are slidably connected in the branch tubes (23), fixing heads (19) are fixed between the second sliding rods (21), and the adjusting screw (20) is in threaded connection with the middle parts of the fixing heads (19).

3. An oil leakage preventing lubricating mechanism for a bearing, according to claim 1, characterized in that a plurality of oil nozzles (10) are fixed to the position of the circular pipe (7) between the gaskets (8), two symmetrical oil filling pipes (6) are fixed to one end of the circular pipe (7) far away from the oil nozzles (10), and an oil sealing cap is screwed on each oil filling pipe (6).

4. An oil leakage preventing lubrication mechanism for a bearing according to claim 1, wherein the first slide rod (5) is located in the L-shaped connecting block (4) and fixed with a first anti-drop head (17).

5. The oil leakage preventing and lubricating mechanism for the bearing, according to claim 2, is characterized in that the position of the adjusting screw rod (20) corresponding to the connector (22) is a circular shaft, the two side ends of the adjusting screw rod (20) corresponding to the connector (22) are both fixed with retaining rings (9), and the connector (22) is in clearance fit between the retaining rings (9).

6. An oil leakage preventing lubrication mechanism for a bearing according to claim 1, wherein the end of the threaded rod (11) far from the L-shaped connecting block (4) is located in the sleeve (16), and the inner diameter of the sleeve (16) is larger than the outer diameter of the threaded rod (11).

7. An oil leakage preventing lubrication mechanism for a bearing according to claim 2, wherein a second anti-drop head is fixed to the second slide rod (21) in the branch pipe (23).