CN219282263U

CN219282263U - Sliding bearing capable of adding lubricating oil

Info

Publication number: CN219282263U
Application number: CN202320310654.9U
Authority: CN
Inventors: 葛艳华; 刘爱萍
Original assignee: Shangruide Tianjin Electromechanical Technology Co ltd
Current assignee: Shangruide Tianjin Electromechanical Technology Co ltd
Priority date: 2023-02-24
Filing date: 2023-02-24
Publication date: 2023-06-30
Anticipated expiration: 2033-02-24

Abstract

The utility model provides a sliding bearing capable of adding lubricating oil, which comprises a bearing seat, wherein the upper surface of the bearing seat is provided with a bearing cover, one surface of the bearing seat facing the bearing cover is connected with a lower bearing bush in a sliding manner, one surface of the bearing cover facing the bearing seat is connected with an upper bearing bush in a sliding manner, the relative positions of the upper surface of the bearing cover and the lower surface of the upper bearing bush are respectively provided with a through hole, an oil discharge pipe is fixedly connected in the through holes, one end of the oil discharge pipe, which is far away from the bearing cover, is fixedly connected with an oil pushing piece, one side of the annular surface of the oil discharge pipe, which is far away from the bearing cover, is communicated with a connecting pipe, one end of the connecting pipe, which is far away from the oil discharge pipe, is provided with a ball valve, and one end of the ball valve, which is far away from the connecting pipe, is communicated with a grease gun: through inserting the oil drain pipe in the round hole to be linked together with the grease gun that is equipped with lubricating oil in the one end of oil drain pipe keeping away from the round hole, thereby solve when the bearing is installed in some narrower spaces, grease gun and the inconvenient problem of oiling mouth connection.

Description

Sliding bearing capable of adding lubricating oil

Technical Field

The utility model relates to a sliding bearing capable of adding lubricating oil, and belongs to the field of sliding bearings.

Background

The sliding bearing is a bearing working under sliding friction, the sliding bearing works stably and reliably without noise, sliding friction occurs during the sliding bearing working, a layer of lubricating oil film is formed on the surface of the sliding bearing under the condition of adding lubricating oil, the sliding bearing surface is isolated from equipment by the lubricating oil film, loss and surface abrasion caused by friction can be relieved to a great extent, the sliding bearing mainly comprises a bearing cover, a bearing seat, an upper bearing bush and a lower bearing bush, a through hole is formed in the upper bearing bush and the bearing cover in the prior art, an oil filling port is arranged in the through hole, an external thread is machined on the outer surface of the oil filling port, a nut matched with the oil filling port is arranged in a hose, the oil filling port is in threaded connection with a connecting hose, one end of the hose away from the oil filling port is communicated with the grease gun, the grease gun is pressed, the lubricating oil in the grease gun enters the through the hose and the through hole, and the lubricating oil is added to the bearing, but when the bearing is arranged in a narrow space, the grease gun is not convenient to connect with the oil filling port, and therefore a novel sliding bearing capable of adding the lubricating oil is needed.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide a sliding bearing capable of adding lubricating oil so as to solve the problems in the prior art.

In order to achieve the above object, the present utility model is realized by the following technical scheme: the utility model provides a but antifriction bearing of interpolation lubricating oil, includes the bearing frame that the cross section is U style of calligraphy, bearing frame upper surface screwed connection is fixed with the bearing cap that the cross section is U style of calligraphy, the bearing frame is towards the one side sliding connection of bearing cap has lower axle bush, the one side sliding connection of bearing cap towards the bearing frame has upper axle bush, the through-hole has all been seted up to bearing cap upper surface and upper axle bush lower surface relative position, the through-hole internal connection is fixed with row oil pipe, the one end connection that row oil pipe kept away from the bearing cap is fixed with the pushing oil spare, one side intercommunication that row oil pipe annular surface kept away from the bearing cap has the connecting pipe, the one end that row oil pipe was kept away from to the connecting pipe is provided with the ball valve, the ball valve is kept away from the one end of connecting pipe and is linked together with the grease gun that is equipped with lubricating oil.

Further, the oil pushing piece comprises an inflator, an exhaust end of the inflator is provided with a one-way valve, one end of the one-way valve, which is far away from the inflator, is communicated with an oil discharge pipe, one side, which is far away from a bearing cover, of the inner surface of the oil discharge pipe is fixedly connected with a fixing rod, a rubber ball is slidably connected in the oil discharge pipe, the rubber ball is positioned on the right side of a connecting pipe, an elastic rope is fixedly connected to the spherical surface of the rubber ball, and one end, which is far away from the rubber ball, of the elastic rope is fixedly connected with the fixing rod.

Further, a stop valve is arranged on one side, far away from the bearing cover, of the annular surface of the oil drain pipe, and the joint of the stop valve and the oil drain pipe is positioned on the right side of the rubber ball.

Further, a plurality of round holes are formed in the relative positions of the lower surface of the bearing seat and the upper surface of the bearing cover, bolts are inserted into the round holes, and nuts for fixing the bearing seat and the bearing cover are connected to one end, far away from the head, of each bolt in a threaded mode.

Further, a plurality of grooves which are concentrically arranged with the round holes are formed in the lower surface of the bearing seat, the size of the cross section of each groove is consistent with that of the head of the bolt, and the depth of each groove is consistent with the height of the head of the bolt.

Further, a plurality of through holes are formed in the lower surface of the bearing seat, and fixing screws for fixing the bearing seat are inserted into the through holes.

The utility model has the beneficial effects that:

an oil drain pipe is inserted into the through hole, one end of the oil drain pipe far away from the through hole is communicated with a grease gun filled with lubricating oil, and the lubricating oil is injected into the through hole by using the oil drain pipe, so that the problem that the grease gun is inconvenient to connect with an oil injection port when a bearing is installed in some narrow spaces is solved.

One end of the oil drain pipe, which is far away from the bearing cover, is communicated with the inflator, and the air pumped by the inflator is used for pushing the rubber ball to move towards the through hole, so that the rubber ball pushes the residual lubricating oil on the inner wall of the oil drain pipe into the through hole, thereby preventing the lubricating oil in the oil drain pipe from being wasted, simultaneously avoiding the lubricating oil in the oil drain pipe from being deteriorated due to long-time contact with the air, and avoiding the deteriorated lubricating oil from entering the bearing when the lubricating oil is added next time, and influencing the normal use of the bearing.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

FIG. 1 is a schematic view of a lubricating oil-addable sliding bearing according to the present utility model;

FIG. 2 is a schematic diagram showing the assembly of a bearing seat, a bearing cover, an upper bearing bush, a lower bearing bush and an oil drain pipe in a sliding bearing capable of adding lubricating oil;

FIG. 3 is a schematic diagram showing the assembly of an oil discharge pipe, a connecting pipe, an inflator and a rubber ball in a sliding bearing capable of adding lubricating oil;

FIG. 4 is a cross-sectional view of a bearing housing in a sliding bearing to which lubricating oil can be added according to the present utility model;

in the figure: 1-bearing seat, 2-set screw, 3-nut, 4-bolt, 5-oil drain pipe, 6-check valve, 7-inflator, 8-ball valve, 9-connecting pipe, 10-bearing cap, 11-upper axle bush, 12-lower axle bush, 13-rubber ball, 14-elastic rope, 15-stop valve, 16-dead lever, 17-through hole, 18-recess, 19-round hole.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1, 2 and 4, the present utility model provides a technical solution: the sliding bearing capable of adding lubricating oil comprises a bearing seat 1, wherein the cross section of the bearing seat 1 is U-shaped, the upper surface of the bearing seat 1 is provided with a bearing cover 10, the cross section of the bearing cover 10 is U-shaped, one surface of the bearing seat 1 facing the bearing cover 10 is connected with a lower bearing bush 12 in a sliding manner, one surface of the bearing cover 10 facing the bearing seat 1 is connected with an upper bearing bush 11 in a sliding manner, a sliding shaft is inserted in a space formed by the upper bearing bush 11 and the lower bearing bush 12, a plurality of round holes 19 are formed in the lower surface of the bearing seat 1 and the upper surface of the bearing cover 10 in opposite positions, a bolt 4 is inserted in the round holes 19, one end of the bolt 4 far from the head is in threaded connection with a nut 3, the nut 3 is used for fixing the bearing seat 1 and the bearing cover 10, a plurality of through holes 17 are formed in the lower surface of the bearing seat 1, a fixing screw 2 is inserted in the through holes 17, the fixing screw 2 is used for fixing the bearing seat 1 and the ground, the cross section of the groove 18 is in a size consistent with the head of the bolt 4, the depth of the groove 18 is consistent with the head of the bolt 4, the head of the groove 18 is consistent with the height of the head of the bolt 4, and the head of the bolt 4 is smooth, and the head of the bolt is convenient to be fixed on the surface and fixed on the lower surface.

Referring to fig. 1, 2 and 3, through holes are formed in the opposite positions of the upper surface of the bearing cover 10 and the lower surface of the upper bearing bush 11, an oil drain pipe 5 is fixedly connected in the through holes, a connecting pipe 9 is communicated with one side of the annular surface of the oil drain pipe 5, which is far away from the bearing cover 10, one end of the connecting pipe 9, which is far away from the oil drain pipe 5, is provided with a ball valve 8, one end of the ball valve 8, which is far away from the connecting pipe 9, is communicated with a grease gun filled with lubricating oil, the ball valve 8 is opened to push the grease gun, so that the lubricating oil in the grease gun is extruded into the oil drain pipe 5, and the lubricating oil is injected into the through holes by the oil drain pipe 5, so that the problem that when the bearing is installed in some relatively narrow spaces, the grease gun is inconvenient to be connected with an oil injection port is solved.

Referring to fig. 1 and 3, a one-way valve 6 is disposed at one end of the oil drain pipe 5 far away from the bearing cap 10, one end of the one-way valve 6 far away from the oil drain pipe 5 is communicated with the output end of the inflator 7, the one-way valve 6 has the function of preventing lubricating oil from flowing back into the inflator 7, a fixed rod 16 is connected to one side of the inner surface of the oil drain pipe 5 far away from the bearing cap 10, a rubber ball 13 is connected and connected in the inner sliding manner in the oil drain pipe 5, the rubber ball 13 is located on the right side of the connecting pipe 9, an elastic rope 14 is fixedly connected to the annular surface of the rubber ball 13, one end of the elastic rope 14 far away from the rubber ball 13 is fixedly connected to the fixed rod 16, the inflator 7 drives the rubber ball 13 to move towards the through hole, and simultaneously the elastic rope 14 is in a stretched state, the rubber ball 13 is pushed towards the through hole by the air pumped in the inflator 7, so that the residual lubricating oil on the inner wall of the rubber ball 13 is cleaned, thereby preventing the lubricating oil in the oil drain pipe 5 from being wasted, meanwhile, the lubricating oil in the oil drain pipe 5 is prevented from contacting with the air for a long time, the lubricating oil in the inner side, the rubber ball 13 is prevented from entering the inside of the bearing when the next lubricating oil is added, an annular surface is fixedly connected to the rubber ball 13, an elastic rope is connected to the rubber ball 13, one end is located on the right side of the connecting pipe 13, and is located on the annular surface of the end of the rubber ball 13, and is located on the side of the end 15, and is located on the end 15.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a but slide bearing of adding lubricating oil, includes bearing frame (1) that the cross section is U style of calligraphy, its characterized in that: bearing frame (1) upper surface is fixed with bearing cap (10) that the cross section is the U style of calligraphy through screwed connection, bearing frame (1) is towards the one side sliding connection of bearing cap (10) has lower axle bush (12), bearing cap (10) is towards the one side sliding connection of bearing frame (1) has upper axle bush (11), through-hole has all been seted up to bearing cap (10) upper surface and upper axle bush (11) lower surface relative position, through-hole internal connection is fixed with oil drain pipe (5), oil drain pipe (5) are kept away from the one end connection of bearing cap (10) and are fixed with the pushing oil spare, oil drain pipe (5) annular surface is kept away from one side intercommunication of bearing cap (10) and is had connecting pipe (9), oil drain pipe (5) one end is kept away from to connecting pipe (9) is provided with ball valve (8), ball valve (8) are kept away from the one end of connecting pipe (9) and are linked together with the grease gun that is equipped with lubricating oil.

2. A lubricating oil-addable sliding bearing according to claim 1, characterized in that: the oil pushing piece comprises an inflator (7), an exhaust end of the inflator (7) is provided with a one-way valve (6), one end of the one-way valve (6) away from the inflator (7) is communicated with an oil discharge pipe (5), one side of the inner surface of the oil discharge pipe (5) away from a bearing cover (10) is fixedly connected with a fixing rod (16), a rubber ball (13) is connected in the oil discharge pipe (5) in a sliding mode, the rubber ball (13) is located on the right side of a connecting pipe (9), an elastic rope (14) is fixedly connected to the spherical surface of the rubber ball (13), and one end of the elastic rope (14) away from the rubber ball (13) is fixedly connected with the fixing rod (16).

3. A lubricating oil-addable sliding bearing according to claim 2, characterized in that: one side of the annular surface of the oil drain pipe (5) far away from the bearing cover (10) is provided with a stop valve (15), and the joint of the stop valve (15) and the oil drain pipe (5) is positioned on the right side of the rubber ball (13).

4. A lubricating oil-addable sliding bearing according to claim 1, characterized in that: a plurality of round holes (19) are formed in the relative positions of the lower surface of the bearing seat (1) and the upper surface of the bearing cover (10), bolts (4) are inserted into the round holes (19), and nuts (3) used for fixing the bearing seat (1) and the bearing cover (10) are connected to one ends, far away from the heads, of the bolts (4) in a threaded mode.

5. A lubricating oil-addable sliding bearing according to claim 4, characterized in that: the lower surface of the bearing seat (1) is provided with a plurality of grooves (18) which are concentrically arranged with the round holes (19), the size of the cross section of each groove (18) is consistent with that of the head of the bolt (4), and the depth of each groove (18) is consistent with the height of the head of the bolt (4).

6. A lubricating oil-addable sliding bearing according to claim 1, characterized in that: the lower surface of the bearing seat (1) is provided with a plurality of through holes (17), and fixing screws (2) for fixing the bearing seat (1) are inserted into the through holes (17).