CN216241819U

CN216241819U - Annular thrust sliding bearing with positioning groove

Info

Publication number: CN216241819U
Application number: CN202122827803.2U
Authority: CN
Inventors: 李亚鹏; 侯军磊; 申梦楠
Original assignee: Shanghai Hengneng Bearing Co ltd
Current assignee: Shanghai Hengneng Bearing Co ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-04-08
Anticipated expiration: 2031-11-18

Abstract

The utility model discloses an annular thrust sliding bearing with a positioning groove, which relates to the technical field of thrust sliding bearings and comprises an intermediate ring, wherein a plurality of rolling balls are rotatably connected on the intermediate ring, outer rings are respectively installed on two sides of the intermediate ring, annular sliding seats are respectively and slidably connected on the outer sides of the outer rings, annular sliding grooves matched with the corresponding annular sliding seats are respectively formed in the outer sides of the outer rings, sealing rings are fixedly connected on the outer sides of the intermediate ring, the sealing rings are respectively connected with the corresponding annular sliding seats through two hand-screwed screws, positioning grooves convenient for the rolling of the rolling balls are respectively formed in opposite sides of the two outer rings, and oil injection pipes are respectively fixed at oil injection ports on the outer sides of the outer rings. According to the utility model, through the arrangement of the sealing ring, the entering of external dust into the area where the rolling balls are located can be effectively reduced, the increase of the rolling friction coefficients among the rolling balls, the two outer rings and the middle ring due to the entering of the dust is avoided, and the service life is greatly prolonged.

Description

Annular thrust sliding bearing with positioning groove

Technical Field

The utility model relates to the technical field of thrust sliding bearings, in particular to an annular thrust sliding bearing with a positioning groove.

Background

A thrust sliding bearing refers to a sliding bearing that is subjected to axial loads.

At present, current thrust sliding bearing, there is the gap between its two outer rings and the intermediate ring, easy external dust gets into, then the dust gets into wherein and increases the rolling friction coefficient between a plurality of rolling spheroid and two outer rings and the intermediate ring, its life of greatly reduced, secondly, carry out the oiling on positioning groove and a plurality of rolling spheroid, need disassemble the bearing and get off and carry out the oiling maintenance, comparatively inconvenient during the maintenance, we have designed the cyclic annular thrust sliding bearing who takes the constant head tank for this reason and have solved above problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an annular thrust sliding bearing with a positioning groove.

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

take annular thrust slide bearing of constant head tank, including the intermediate ring, the last rotation of intermediate ring is connected with a plurality of rolling spheroid, and the outer loop is all installed to the both sides of intermediate ring, and the equal sliding connection in the outside of outer loop has annular sliding seat, and the annular sliding seat matched with annular sliding groove with corresponding has all been seted up in the outside of outer loop, and the outside rigid coupling of intermediate ring has the sealing ring, and the sealing ring all links to each other with the annular sliding seat that corresponds through two hand-screwed screws, two a plurality of rolling spheroids of being convenient for carry out rolling positioning groove all have been seted up to outer loop opposite direction one side, and the outside oiling mouth department of outer loop all is fixed with the notes oil pipe.

Preferably, a plurality of rolling spheres are arranged in an annular array, and the number of the rolling spheres is seven.

Preferably, the annular sliding seat has an inverted T-shaped vertical section.

Preferably, the inner wall of the sealing ring is provided with a sealing gasket, and the vertical section of the sealing gasket is of an annular structure.

Preferably, the sealing ring is provided with jacks matched with the hand-screwed screws, and the annular sliding seat is provided with screw holes matched with the hand-screwed screws.

Preferably, the inside of the filler pipe communicates with the inside of the positioning groove.

Preferably, one end of the oil filling pipe is sealed by a plugged rubber sealing plug, and shaft holes convenient for installing external shafts are formed in the middle ring and the two outer rings.

Preferably, the central axis of the annular sliding seat coincides with the central axis of the outer ring, and the sealing ring forms a rotating structure with the outer ring through the annular sliding seat.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the arrangement of the sealing ring, the entering of external dust into the area where the rolling balls are located can be effectively reduced, the increase of the rolling friction coefficients among the rolling balls, the two outer rings and the middle ring due to the entering of the dust is avoided, and the service life is greatly prolonged;

2. according to the utility model, when oil is required to be injected into the rolling spheres and the positioning grooves thereof, the rubber sealing plug can be taken down, and then the oil can be injected into the positioning grooves and the rolling spheres thereof through the oil injection pipe, so that the bearing is convenient to maintain without being disassembled for maintenance, and the maintenance is more convenient.

Drawings

FIG. 1 is a schematic structural view of an annular thrust sliding bearing with positioning grooves according to the present invention;

FIG. 2 is a schematic structural diagram of a positioning groove on an outer ring of an annular thrust sliding bearing with a positioning groove according to the present invention;

FIG. 3 is a schematic structural diagram of an intermediate ring and a plurality of rolling balls of the annular thrust sliding bearing with positioning grooves according to the present invention;

fig. 4 is a schematic structural diagram of a shaft hole of the annular thrust sliding bearing with positioning grooves according to the present invention.

In the figure: 1. an intermediate ring; 2. rolling the ball; 3. an outer ring; 31. an annular sliding seat; 32. screwing the screw by hand; 33. a positioning groove; 4. a seal ring; 5. an oil filling pipe; 51. a rubber sealing plug; 6. and the shaft hole.

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.

Referring to fig. 1-4, the cyclic annular thrust slide bearing of area constant head tank, including intermediate ring 1, it is connected with a plurality of rolling spheroid 2 to rotate on the intermediate ring 1, outer loop 3 is all installed to the both sides of intermediate ring 1, the equal sliding connection in outside of outer loop 3 has annular sliding seat 31, the annular sliding groove with the annular sliding seat 31 matched with that corresponds is all seted up in the outside of outer loop 3, the outside rigid coupling of intermediate ring 1 has sealing ring 4, sealing ring 4 all links to each other with the annular sliding seat 31 that corresponds through two hand-screwed screw 32, two 3 opposite directions one side of outer loop have all been seted up and have been convenient for a plurality of rolling spheroid 2 to carry out rolling positioning groove 33, the outside oiling mouth department of outer loop 3 all is fixed with oiling pipe 5, positioning groove 33 is convenient for a plurality of rolling spheroid 2 to roll.

The rolling spheres 2 are arranged in an annular array, the number of the rolling spheres 2 is seven, and the rolling spheres 2 can realize rolling friction.

The vertical section of the annular sliding seat 31 is inverted T-shaped, and the annular sliding seat 31 with the inverted T-shaped vertical section can ensure the stability of the sealing ring 4 in rotation on the outer ring 3.

The inner wall of sealing ring 4 is equipped with sealed the pad, sealed vertical cross-section that fills up is annular column structure, all seted up on the sealing ring 4 with hand screw 32 matched with jack, all seted up on the annular sliding seat 31 with hand screw 32 matched with screw, the axis of annular sliding seat 31 coincides mutually with the axis of outer loop 3, sealing ring 4 passes through annular sliding seat 31 and constitutes revolution mechanic with outer loop 3, sealed pad can prevent effectively that the dust from entering into in the gap.

The inside of notes oil pipe 5 all is linked together with positioning groove 33's inside, and the one end of notes oil pipe 5 is all sealed through the rubber sealing plug 51 of filling in, all is equipped with the shaft hole 6 that the external axle of being convenient for carries out the installation on intermediate ring 1 and two outer loops 3, and rubber sealing plug 51 has elasticity, can elastic connection on notes oil pipe 5.

Example (b): when using, through the setting of sealing ring 4, can effectively reduce the region that external dust enters into a plurality of rolling spheroid 2 places, avoid the dust to get into wherein and increase the rolling friction coefficient between a plurality of rolling spheroid 2 and two outer loops 3 and the intermediate ring 1, then improve life greatly, secondly, when needs carry out the oiling to in a plurality of rolling spheroid 2 and its positioning groove 33, detachable rubber sealing plug 51, then accessible oiling pipe 5 carries out the oiling to positioning groove 33 and a plurality of rolling spheroid 2 on, then conveniently maintain this bearing, need not to disassemble and get off to maintain, it is comparatively convenient during maintenance.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

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 equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. Take annular thrust sliding bearing of constant head tank, including intermediate ring (1), its characterized in that: the utility model discloses a ball pump, including outer ring (1), the outer ring (3) is all installed in the both sides of intermediate ring (1), and the equal sliding connection in the outside of outer ring (3) has annular sliding seat (31), and the outside of outer ring (3) is all seted up and is corresponded annular sliding seat (31) matched with annular sliding tray, and the outside rigid coupling of intermediate ring (1) has sealing ring (4), and sealing ring (4) all link to each other with the annular sliding seat (31) that corresponds through two hand screw (32), two one side that outer ring (3) subtend mutually all is seted up a plurality of rolling spheroid (2) of being convenient for and is carried out rolling positioning groove (33), and the outside oiling mouth department of outer ring (3) all is fixed with oiling pipe (5).

2. An annular thrust sliding bearing with positioning grooves according to claim 1, wherein: the rolling spheres (2) are arranged in an annular array, and the number of the rolling spheres (2) is seven.

3. An annular thrust sliding bearing with positioning grooves according to claim 1, wherein: the vertical section of the annular sliding seat (31) is in an inverted T shape.

4. An annular thrust sliding bearing with positioning grooves according to claim 1, wherein: the inner wall of the sealing ring (4) is provided with a sealing gasket, and the vertical section of the sealing gasket is of an annular structure.

5. An annular thrust sliding bearing with positioning grooves according to claim 1, wherein: the sealing ring (4) is provided with jacks matched with the hand-screwed screws (32), and the annular sliding seat (31) is provided with screw holes matched with the hand-screwed screws (32).

6. An annular thrust sliding bearing with positioning grooves according to claim 1, wherein: the interior of the oil filling pipe (5) is communicated with the interior of the positioning groove (33).

7. An annular thrust sliding bearing with positioning grooves according to claim 1, wherein: one end of the oil filling pipe (5) is sealed by a plugged rubber sealing plug (51), and the middle ring (1) and the two outer rings (3) are provided with shaft holes (6) convenient for an external shaft to be installed.

8. An annular thrust sliding bearing with positioning grooves according to claim 1, wherein: the central axis of the annular sliding seat (31) coincides with the central axis of the outer ring (3), and the sealing ring (4) forms a rotating structure with the outer ring (3) through the annular sliding seat (31).