High-speed sliding bearing convenient to add lubricating oil

Abstract

The utility model discloses a high-speed sliding bearing convenient to add lubricating oil, which belongs to the technical field of lubricating of sliding bearings and comprises a sliding bearing body, the sliding bearing body comprises a bearing seat, an upper shaft sleeve and a lower shaft sleeve, and the upper shaft sleeve and the lower shaft sleeve are both mounted on the bearing seat. Fastening assemblies for fixing the upper shaft sleeve and the lower shaft sleeve are arranged at the two ends of the bearing seat, an oil supply assembly for lubricating the upper shaft sleeve and the lower shaft sleeve is arranged on the bearing seat, and a sealing assembly is arranged at an oil inlet of the oil supply assembly. The sliding bearing body is composed of the bearing seat, the upper shaft sleeve and the lower shaft sleeve, the oil supply assembly is additionally arranged on the bearing seat, and therefore a worker can conveniently add lubricating oil into the upper shaft sleeve and the lower shaft sleeve through the oil supply assembly, and then the lubricating oil is distributed to the peripheries of the inner walls of the upper shaft sleeve and the lower shaft sleeve through the oil grooves; therefore, the lubricating effect of the sliding bearing main body is enhanced, and operation is simple, convenient and fast.

Description

TECHNICAL FIELD

[0001] The utility model relates to the lubrication technical field of sliding bearing, specifically to a high -speed sliding bearing convenient for adding lubricating oil. BACKGROUND

[0002] Sliding bearing can stably and reliably support mechanical rotating body, reduce noise in operation process, under liquid lubrication condition, sliding surface is separated by lubricating oil, reduces friction loss and surface wear, and sliding bearing is often used under low -speed heavy load working condition, because its bearing capacity to load is stronger, is applicable to maintenance and is difficult to fill lubricating oil operation position, is applicable to the working scene that the higher precision of part is required but does not allow to exist larger amplitude vibration.

[0003] According to the sliding bearing convenient for adding lubricating oil of announcement number for: CN217328098U, including bearing body, the inner wall of bearing body is equipped with annular oil groove, the annular oil groove is opened in the oil injection hole, the oil injection hole is communicated with the outer wall of bearing body, the inside of bearing body is equipped with a plurality of fold line shape extension grooves along the vertical direction, the extension groove is communicated with the annular oil groove, and the advantages compared with prior art are that: lubricating oil enters the annular oil groove through the oil injection hole, and then enters the extension groove, increases the oil storage area, increases the coverage area of the inner wall oil film, so that the lubrication effect is better.

[0004] According to the above introduction, the existing sliding bearing is not convenient to add lubricating oil in the use process, so as to increase the wear degree between the sliding bearing and the connection, not only cause damage to the sliding bearing, but also cause damage to the surface of the connection, reduce the lubrication effect of the sliding bearing, and affect the sliding speed of the sliding bearing, in order to solve the problems in the above, a high-speed sliding bearing convenient for adding lubricating oil is provided. UTILITY MODEL CONTENTS

[0005] The utility model discloses a kind of high-speed sliding bearings convenient for adding lubricating oil, sliding bearing main body is formed by bearing seat, upper shaft sleeve and lower shaft sleeve, and oil supply assembly is added on bearing seat, so that staff can be added lubricating oil in the inside of upper shaft sleeve and lower shaft sleeve by oil supply assembly, so as to enhance the lubrication effect of sliding bearing main body, easy to operate, convenient and fast, to solve the problems in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical scheme: A high -speed sliding bearing convenient to add lubricating oil, including sliding bearing main part, the sliding bearing main part includes bearing seat, upper shaft sleeve and lower shaft sleeve, the upper shaft sleeve and lower shaft sleeve are installed bearing seat, the both ends of bearing seat are provided with the fastening assembly of providing fixed effect to upper shaft sleeve and lower shaft sleeve, bearing seat is provided with the oil supply component of providing lubrication effect to upper shaft sleeve and lower shaft sleeve, the oil inlet position of oil supply component is provided with sealing assembly, the inner wall of upper shaft sleeve and lower shaft sleeve is opened with the oil groove of cooperation with oil supply component.

[0007] Preferably, the bearing seat comprises a lower shaft seat and an upper shaft cover, the upper shaft cover is installed on the lower shaft seat, the lower end of the fastening assembly is fixed on the lower shaft seat, and the upper end of the fastening assembly penetrates through the upper shaft cover and extends upward.

[0008] Preferably, the oil supply component comprises an oil supply hole, the oil supply hole is arranged at the center of the upper shaft cover, the outer wall of the upper shaft sleeve is provided with a oil guide hole corresponding to the oil supply hole, the oil groove is arranged at the oil guide hole, and the sealing assembly is arranged at the oil inlet position of the oil supply hole.

[0009] Preferably, the sealing assembly comprises a gasket, the gasket is embedded in the oil inlet of the oil supply hole, a sealing plug is threadedly connected in the oil inlet of the oil supply hole, a connecting block is fixedly connected to the top of the sealing plug, and the lower end of the sealing plug is attached to the surface of the gasket.

[0010] Preferably, the fastening assembly comprises a fastening bolt and a positioning hole, the lower end of the fastening bolt is fixed on the lower shaft seat, the positioning hole is arranged on the upper shaft cover and corresponds to the position of the fastening bolt, the upper end of the fastening bolt penetrates through the positioning hole and extends upward, and a nut is threadedly connected to the upper end of the fastening bolt.

[0011] Preferably, a groove is arranged on the inner side of the connection between the upper shaft cover and the lower shaft seat, and a sealing gasket for providing sealing effect at the connection between the upper shaft sleeve and the lower shaft sleeve is clamped in the inner cavity of the groove.

[0012] Preferably, protrusions are integrally formed at the two ends of the lower shaft seat, and mounting holes are arranged on the protrusions.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] The utility model provides a high -speed sliding bearing convenient to add lubricating oil, through the bearing seat, upper shaft sleeve and lower shaft sleeve of sliding bearing main part are formed, and the oil supply component is added on the bearing seat, so that the inside of upper shaft sleeve and lower shaft sleeve can be added lubricating oil through the oil supply component by staff, thereby the lubrication effect of sliding bearing main part is enhanced, and the operation is simple, convenient and fast.

[0015] Other features and advantages of the present application will be set forth in the following description of the application, and in part will become apparent to those skilled in the art upon examination of the following or can be learned by practice of the application. The objects and other advantages of the application can be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is an overall structure schematic view of the present application;

[0017] Fig. 2 It is a sliding bearing main body structure exploded schematic view of the present application;

[0018] Fig. 3 It is an upper shaft cover structure schematic view of the present application;

[0019] Fig. 4 It is an upper shaft sleeve and lower shaft sleeve structure schematic view of the present application.

[0020] Reference signs in the drawings: 1, sliding bearing main body; 11, bearing seat; 111, lower shaft seat; 112, upper shaft cover; 12, upper shaft sleeve; 13, lower shaft sleeve; 2, fastening assembly; 21, fastening bolt; 22, positioning hole; 23, nut; 3, oil supply assembly; 31, oil supply hole; 32, oil guide hole; 4, sealing assembly; 41, gasket; 42, sealing plug; 43, connecting block; 5, oil groove; 6, recessed port; 7, sealing gasket; 8, protruding block; 9, mounting hole. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative work belong to the protection scope of the present application.

[0022] The present application provides a Figs. 1-4The illustrated high-speed sliding bearing facilitating the addition of lubricating oil comprises a sliding bearing body 1, the sliding bearing body 1 comprising a bearing seat 11, an upper shaft sleeve 12 and a lower shaft sleeve 13, the upper shaft sleeve 12 and the lower shaft sleeve 13 being mounted on the bearing seat 11, the bearing seat 11 being provided with fastening assemblies 2 for fixing the upper shaft sleeve 12 and the lower shaft sleeve 13 at both ends, the bearing seat 11 being provided with an oil supply assembly 3 for lubricating the upper shaft sleeve 12 and the lower shaft sleeve 13, the oil supply assembly 3 being provided with a sealing assembly 4 at an oil inlet position, the inner walls of the upper shaft sleeve 12 and the lower shaft sleeve 13 being provided with oil grooves 5 for cooperating with the oil supply assembly 3, the sliding bearing body 1 being composed of the bearing seat 11, the upper shaft sleeve 12 and the lower shaft sleeve 13, and the oil supply assembly 3 being added to the bearing seat 11, so that the staff can conveniently add lubricating oil to the interiors of the upper shaft sleeve 12 and the lower shaft sleeve 13 through the oil supply assembly 3, and then the lubricating oil can be distributed to the peripheries of the inner walls of the upper shaft sleeve 12 and the lower shaft sleeve 13 through the oil grooves 5, thereby enhancing the lubricating effect of the sliding bearing body 1, and the operation is simple, convenient and fast.

[0023] The bearing seat 11 comprises a lower shaft seat 111 and an upper shaft cover 112, the upper shaft cover 112 being mounted on the lower shaft seat 111, the lower ends of the fastening assemblies 2 being fixed on the lower shaft seat 111, the upper ends of the fastening assemblies 2 penetrating through the upper shaft cover 112 and extending upward, and the lower shaft seat 111 and the upper shaft cover 112 being cooperated to limit the installation positions of the upper shaft sleeve 12 and the lower shaft sleeve 13 and fix the positions of the upper shaft sleeve 12 and the lower shaft sleeve 13 through the fastening assemblies 2.

[0024] The oil supply assembly 3 comprises an oil supply hole 31, the oil supply hole 31 being formed at the center of the upper shaft cover 112, the outer wall of the upper shaft sleeve 12 being provided with an oil guide hole 32 at a position corresponding to the oil supply hole 31, the oil grooves 5 being formed at positions on the oil guide hole 32, and the sealing assembly 4 being arranged at an oil inlet position of the oil supply hole 31, the oil supply hole 31 being arranged to facilitate the staff to add lubricating oil, the lubricating oil being then delivered to the position of the oil guide hole 32 through the oil supply hole 31, being then distributed into the oil grooves 5 through the oil guide hole 32, and the inner walls of the lubricating oil being then lubricated through the inner grooves of the oil grooves 5, thereby improving the lubricating effect, facilitating the operation, and being simple and fast.

[0025] The sealing assembly 4 comprises a gasket 41, the gasket 41 being embedded in an oil inlet of the oil supply hole 31, a sealing plug 42 being threadedly connected in the oil inlet of the oil supply hole 31, a connecting block 43 being fixedly connected to the top of the sealing plug 42, and the lower end of the sealing plug 42 being attached to the surface of the gasket 41, the gasket 41 and the sealing plug 42 being cooperated to seal the position of the oil supply hole 31, thereby preventing the lubricating oil added in the oil supply hole 31 from flowing out and preventing impurities from entering the oil supply hole 31, and providing a protection effect.

[0026] The fastening assembly 2 comprises a fastening bolt 21 and a positioning hole 22, the lower end of the fastening bolt 21 is fixed on the lower shaft seat 111, the positioning hole 22 is arranged on the upper shaft cover 112 and corresponds to the position of the fastening bolt 21, the upper end of the fastening bolt 21 extends through the positioning hole 22, and the upper end of the fastening bolt 21 is threadedly connected with a nut 23, the upper shaft cover 112 and the lower shaft seat 111 are positioned and connected through the cooperation of the fastening bolt 21 and the positioning hole 22, and then the upper shaft cover 112 is fixed on the lower shaft seat 111 through the nut 23.

[0027] The inner side of the connection between the upper shaft cover 112 and the lower shaft seat 111 is provided with a groove 6, the inner cavity of the groove 6 is clamped with a sealing gasket 7 for providing sealing action at the connection between the upper shaft sleeve 12 and the lower shaft sleeve 13, and the groove 6 and the sealing gasket 7 are matched to provide sealing action at the connection between the upper shaft sleeve 12 and the lower shaft sleeve 13, so that the overflow of lubricating oil through the oil groove 5 at the connection between the upper shaft sleeve 12 and the lower shaft sleeve 13 is reduced, and the lubricating action on the upper shaft sleeve 12 and the lower shaft sleeve 13 is improved.

[0028] The lower shaft seat 111 is integrally formed with a lug 8 at both ends, and the lug 8 is provided with a mounting hole 9, and the lug 8 and the mounting hole 9 are matched to facilitate the installation and fixation of the sliding bearing body 1.

[0029] In specific use, when the sliding bearing body 1 is added with lubricating oil, the worker first twists the connecting block 43 to drive the sealing plug 42 to rotate in the oil supply hole 31, moves the sealing plug 42 out of the oil inlet hole of the oil supply hole 31, then pours the lubricating oil into the oil supply hole 31, and then the lubricating oil is transported to the oil guide hole 32 through the oil supply hole 31, and then distributed into the oil groove 5 through the oil guide hole 32, so that the inner wall of the lubricating oil is lubricated through the inner groove of the oil groove 5, the lubricating effect is improved, and the sealing plug 42 is fixed in the position of the oil supply hole 31 after the addition of the lubricating oil is completed, so that the added lubricating oil in the oil supply hole 31 is prevented from flowing out, and impurities are prevented from entering the oil supply hole 31, thereby providing protection, facilitating operation, and being simple and fast.

[0030] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A high speed plain bearing with facilitated addition of lubricating oil, comprising a plain bearing body (1), characterized in that: The sliding bearing body (1) comprises a bearing seat (11), an upper shaft sleeve (12) and a lower shaft sleeve (13), the upper shaft sleeve (12) and the lower shaft sleeve (13) are both mounted on the bearing seat (11), both ends of the bearing seat (11) are provided with fastening assemblies (2) for fixing the upper shaft sleeve (12) and the lower shaft sleeve (13), the bearing seat (11) is provided with an oil supply assembly (3) for lubricating the upper shaft sleeve (12) and the lower shaft sleeve (13), the oil inlet position of the oil supply assembly (3) is provided with a sealing assembly (4), and the inner wall of the upper shaft sleeve (12) and the lower shaft sleeve (13) is provided with an oil groove (5) used in cooperation with the oil supply assembly (3).

2. A high speed plain bearing with facilitated addition of lubricating oil according to claim 1, characterized in that The bearing seat (11) comprises a lower shaft seat (111) and an upper shaft cover (112), the upper shaft cover (112) is mounted on the lower shaft seat (111), the lower end of the fastening assembly (2) is fixed on the lower shaft seat (111), and the upper end of the fastening assembly (2) penetrates through the upper shaft cover (112) and extends upwards.

3. A high speed plain bearing with facilitated addition of lubricating oil according to claim 2, characterized in that: The oil supply assembly (3) comprises an oil supply hole (31), the oil supply hole (31) is arranged at the center of the upper shaft cover (112), the outer wall of the upper shaft sleeve (12) is provided with a oil guide hole (32) corresponding to the oil supply hole (31), the oil groove (5) is arranged at the oil guide hole (32), and the sealing assembly (4) is arranged at the oil inlet position of the oil supply hole (31).

4. A high speed plain bearing with facilitated addition of lubricating oil according to claim 3, characterized in that: The sealing assembly (4) comprises a gasket (41), the gasket (41) is embedded in the oil inlet of the oil supply hole (31), a sealing plug (42) is threadedly connected in the oil inlet of the oil supply hole (31), the top of the sealing plug (42) is fixedly connected with a connecting block (43), and the lower end of the sealing plug (42) is attached to the surface of the gasket (41).

5. A high speed plain bearing with facilitated addition of lubricating oil according to claim 1, characterized in that: The fastening assembly (2) comprises a fastening bolt (21) and a positioning hole (22), the lower end of the fastening bolt (21) is fixed on the lower shaft seat (111), the positioning hole (22) is arranged on the upper shaft cover (112) and corresponds to the position of the fastening bolt (21), the upper end of the fastening bolt (21) penetrates through the positioning hole (22) and extends upwards, and the upper end of the fastening bolt (21) is threadedly connected with a nut (23).

6. A high speed plain bearing with facilitated addition of lubricating oil according to claim 5, characterized in that: The inner side of the connection between the upper shaft cover (112) and the lower shaft seat (111) is provided with a groove opening (6), and the inner cavity of the groove opening (6) is clamped with a sealing gasket (7) for providing sealing for the connection between the upper shaft sleeve (12) and the lower shaft sleeve (13).

7. A high speed plain bearing with facilitated addition of lubricating oil according to claim 2, characterized in that: Both ends of the lower shaft seat (111) are integrally formed with protrusions (8), and mounting holes (9) are arranged on the protrusions (8).

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