CN217462883U - A multi-condition anti-rotation sliding bearing - Google Patents

Abstract

The utility model discloses an anti-rotation sliding bearing under multiple conditions, which relates to the technical field of sliding bearings. The inner rotatable ring is movably installed on the top of the connecting base, and the two ends of the connecting cover are movably installed with fastening bolts. In the above scheme, during the working process of the device, the inner movable inner ring is rotated to make the balls roll on the outer surface of the movable inner ring, and the base plate is fixed by tightening bolts. By pressing the lubricating oil on the pressing rod, the pressing rod is lowered and reset. The spring is stretched, and the embedded block is released from the embedded groove, so that the lubricating oil enters the surface of the ball and finally falls into the bottom of the lower limit groove. It is convenient to add lubricating oil, and at the same time prevent the leakage of lubricating oil and prevent dust from falling into the interior of the sliding bearing , the lubrication effect is more obvious and the service life is prolonged.

Description

A multi-condition anti-rotation sliding bearing

technical field

The utility model relates to the technical field of sliding bearings, and more particularly, the utility model relates to a sliding bearing with anti-rotation under multiple conditions.

Background technique

Sliding bearings are bearings that work under sliding friction. Sliding bearings work smoothly, reliably and without noise. Under liquid lubrication conditions, the sliding surfaces are separated by lubricating oil without direct contact, which can greatly reduce friction loss and surface wear. , The oil film also has a certain ability to absorb vibration, but the starting friction resistance is large. The part of the shaft supported by the bearing is called the journal, and the part that matches the journal is called the bearing bush. In order to improve the friction properties of the bearing surface, the inner surface is The cast anti-friction material layer is called bearing lining, and the materials of bearing pad and bearing lining are collectively called sliding bearing material.

In the process of using the existing sliding bearing, since the outer ring of the sliding bearing is not fixed, in the process of using, if the friction force is large, it is easy to make the outer ring rotate together with the inner ring, reducing the rotation efficiency, At the same time, the service life of the sliding bearing is reduced. At the same time, the side of the sliding bearing leaks out. Adding lubricating oil is easy to drip, and dust will stick to it, reducing the lubrication effect.

Utility model content

In order to overcome the above-mentioned defects of the prior art, the embodiment of the present invention provides an anti-rotation sliding bearing under multiple conditions, so as to solve the problem that during the use of the existing sliding bearing, since the outer ring of the sliding bearing is not fixed, In the process of use, if the friction force is large, it is easy to make the outer ring rotate together with the inner ring, which reduces the rotation efficiency and reduces the service life of the sliding bearing. At the same time, the side of the sliding bearing leaks out. It is easy to drip, and it will also stick to dust, reducing the problem of lubricating effect.

In order to solve the above-mentioned technical problems, the present utility model provides the following technical solutions: an anti-rotation sliding bearing under multiple conditions, comprising a connection base, a connection cover is detachably installed on the top of the connection base, and the inner part of the connection cover is movably installed There is an oil inlet device, an inner rotating ring is movably installed inside the connecting cover, the inner rotating ring is movably installed on the top of the connecting base, and two ends of the connecting cover are movably installed with fastening bolts.

Preferably, the connection base includes a base plate, the fastening bolts are movably installed on both ends of the base plate, an outer ring base is fixedly installed on the top of the base plate, and a lower connection hole is opened inside the outer ring base , a lower limit groove is provided inside the lower connecting hole, and bolt holes corresponding to the fastening bolts are provided at both ends of the top of the outer ring base.

Preferably, the inner rotating ring includes a movable inner ring, the two ends of the movable inner ring are fixedly installed with limit blocks, the outer surface of the movable inner ring is movably installed with a connecting sleeve, and the inner part of the connecting sleeve is movably installed There are balls.

Preferably, the connecting cover includes a cover body, an upper connecting hole is opened inside the cover body, an upper limit groove is opened inside the upper connecting hole, an oil inlet hole is opened inside the cover body, and the The bottom of the oil inlet hole is provided with an embedding groove, the bottom of the embedding groove is provided with a connecting groove, and the fastening bolts are respectively movably installed on both sides of the cover body.

Preferably, the oil inlet device includes a pressing rod, a connecting block is fixedly installed on the bottom of the pressing rod, an embedding block is fixedly installed on the top of the connecting block, and a return spring is movably installed on the top of the embedding block, The return spring is movably installed at the bottom of the embedding groove, and the pressing rod is movably installed inside the oil inlet hole.

Technical effects and advantages of the present utility model:

In the above solution, the movable inner ring is movably installed inside the lower connecting hole, and the ball is movably installed inside the lower limit groove. During the operation of the device, the inner movable inner ring is rotated to make the ball move on the outer surface of the movable inner ring. Rolling, the relative movement of the movable inner ring and the outer ring base is more flexible, and the base plate is fixed by tightening bolts, so that when the sliding bearing moves under multiple conditions, the movable inner ring and the outer ring base move relatively, preventing the outer ring base from friction. It rotates together with the force, which improves the use efficiency of the bearing and prolongs the service life of the sliding bearing; the cover body is detachably installed on the top of the outer ring base. The lowering return spring is stretched, and the embedding block is released from the embedding groove, so that the lubricating oil enters the surface of the ball and finally falls into the bottom of the lower limit groove. It is convenient to add lubricating oil, and at the same time prevent the leakage of lubricating oil and prevent dust from falling into the sliding bearing. Inside, the lubrication effect is more obvious.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present utility model;

Fig. 2 is the connection base structure schematic diagram of the present invention;

Fig. 3 is the internal rotating ring structure schematic diagram of the present utility model;

Figure 4 is a schematic diagram of the structure of the connecting cover of the present invention;

FIG. 5 is a schematic structural diagram of the oil inlet device of the present invention.

The reference numerals are: 1. Connecting base; 2. Connecting cover; 3. Internal rotating ring; 4. Oil inlet device; 5. Fastening bolt; 11. Base plate; 12. Outer ring base; 13. Lower connecting hole; 14, lower limit slot; 15, bolt hole; 21, cover body; 22, upper connection hole; 23, upper limit slot; 24, oil inlet; 25, embedded slot; 26, connection slot; 31, movable inner ring 32, limit block; 33, connecting sleeve; 34, ball; 41, pressing rod; 42, connecting block; 43, embedding block; 44, return spring.

Detailed ways

In order to make the technical problems, technical solutions and advantages to be solved by the present invention more clear, the following will be described in detail with reference to the accompanying drawings and specific embodiments.

As shown in FIGS. 1 to 5 , an embodiment of the present invention provides an anti-rotation sliding bearing under multiple conditions, including a connection base 1 , a connection cover 2 is detachably mounted on the top of the connection base 1 , and the interior of the connection cover 2 is detachably mounted. An oil inlet device 4 is movably installed, an inner rotating ring 3 is movably installed inside the connecting cover 2 , and the inner rotating ring 3 is movably installed on the top of the connecting base 1 , and two ends of the connecting cover 2 are movably installed with fastening bolts 5 .

2 and 3, the connection base 1 includes a base plate 11, the fastening bolts 5 are movably installed on both ends of the base plate 11, the outer ring base 12 is fixedly installed on the top of the base plate 11, and the inner part of the outer ring base 12 A lower connection hole 13 is opened, a lower limit groove 14 is opened inside the lower connection hole 13, and both ends of the top of the outer ring base 12 are provided with bolt holes 15 corresponding to the fastening bolts 5; the inner rotating ring 3 includes a movable inner ring. Ring 31, both ends of the movable inner ring 31 are fixedly installed with limit blocks 32, the outer surface of the movable inner ring 31 is movably installed with a connecting sleeve 33, and the inner part of the connecting sleeve 33 is movably installed with balls 34.

Specifically, the movable inner ring 31 is movably installed inside the lower connecting hole 13, and the balls 34 are movably installed inside the lower limit groove 14. During the operation of the device, the inner movable inner ring 31 is rotated to make the balls 34 in the movable inner ring 31. The outer surface of the sliding bearing rolls, the movable inner ring 31 and the outer ring base 12 move relatively flexibly, and the base plate 11 is fixed by the fastening bolts 5, so that when the sliding bearing moves under multiple conditions, the movable inner ring 31 and the outer ring base The relative movement of 12 prevents the outer ring base 12 from rotating together due to frictional force, improves the use efficiency of the bearing, and prolongs the service life of the sliding bearing at the same time.

As shown in FIG. 4 and FIG. 5 , the connecting cover 2 includes a cover body 21 , an upper connecting hole 22 is opened inside the cover body 21 , an upper limit groove 23 is opened inside the upper connecting hole 22 , and an inlet hole 23 is opened inside the cover body 21 . The oil hole 24 and the oil inlet hole 24 are provided with an embedding groove 25, the bottom of the embedding groove 25 is provided with a connecting groove 26, and the fastening bolts 5 are respectively movably installed on both sides of the cover body 21; the oil inlet device 4 includes pressing The rod 41, the bottom of the pressing rod 41 is fixedly installed with a connecting block 42, the top of the connecting block 42 is fixedly installed with an embedding block 43, the top of the embedding block 43 is movably installed with a return spring 44, and the return spring 44 is movably installed in the embedding groove At the bottom of 25 , the pressing rod 41 is movably installed inside the oil inlet hole 24 .

Specifically, the cover body 21 is detachably installed on the top of the outer ring base 12. During the operation of the device, by pressing the lubricating oil on the pressing rod 41, the pressing rod 41 is lowered and the return spring 44 is stretched, and the embedding block 43 is separated from the embedding groove. 25. Make the lubricating oil enter the surface of the ball 34 and finally fall into the bottom of the lower limit groove 14. It is convenient to add lubricating oil, while preventing the leakage of lubricating oil and preventing dust from falling into the interior of the sliding bearing, the lubricating effect is more obvious.

The working process of the utility model is as follows:

The movable inner ring 31 is movably installed inside the lower connecting hole 13, and the balls 34 are movably installed inside the lower limit groove 14. During the operation of the device, the inner movable inner ring 31 is rotated to make the balls 34 on the outer surface of the movable inner ring 31. When rolling, the relative movement of the movable inner ring 31 and the outer ring base 12 is more flexible. At the same time, the base plate 11 is fixed by the fastening bolts 5, so that when the sliding bearing moves under multiple conditions, the movable inner ring 31 and the outer ring base 12 move relative to each other. , preventing the outer ring base 12 from rotating together due to friction, improving the use efficiency of the bearing and prolonging the service life of the sliding bearing;

The cover body 21 is detachably installed on the top of the outer ring base 12. During the operation of the device, by pressing the lubricating oil on the pressing rod 41, the pressing rod 41 is lowered and the return spring 44 is stretched, and the embedding block 43 is separated from the embedding groove 25, so that the The lubricating oil enters the surface of the balls 34 and finally falls into the bottom of the lower limit groove 14, adding lubricating oil is convenient, preventing the leakage of lubricating oil, and preventing dust from falling into the interior of the sliding bearing, and the lubricating effect is more obvious.

The last points to be noted are: First of all, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, and may be mechanical connection. or electrical connection, or internal communication between two components, or direct connection, "up", "down", "left", "right", etc. are only used to indicate relative positional relationship, when the absolute position of the object being described changes, the relative positional relationship may change;

Secondly: in the drawings of the disclosed embodiments of the present invention, only the structures involved in the embodiments of the present invention are involved, and other structures may refer to the general design. In the case of no conflict, the same embodiment and different embodiments of the present invention can be mutually combination;

Finally: the above is only the preferred embodiment of the present utility model, and is not intended to limit the present utility model, all within the spirit and principle of the present utility model, any modification, equivalent replacement, improvement, etc. made, should include within the scope of protection of the present invention.

Claims (5)

1. An anti-rotation sliding bearing under multiple conditions, comprising a connection base (1), characterized in that a connection cover (2) is detachably mounted on the top of the connection base (1), and the connection cover (2) An oil inlet device (4) is movably installed inside the connecting cover (2), an inner rotating ring (3) is movably installed inside the connecting cover (2), and the inner rotating ring (3) is movably installed on the top of the connecting base (1), Fastening bolts (5) are movably installed at both ends of the connecting cover (2). 2. The multi-condition anti-rotation sliding bearing according to claim 1, wherein the connecting base (1) comprises a base plate (11), and the fastening bolts (5) are movably installed on the base plate (11). 11), an outer ring base (12) is fixedly installed on the top of the base plate (11), and a lower connection hole (13) is opened inside the outer ring base (12), and the lower connection hole ( 13) is provided with a lower limit groove (14) inside, and both ends of the top of the outer ring base (12) are provided with bolt holes (15) corresponding to the fastening bolts (5). 3. The multi-condition anti-rotation sliding bearing according to claim 1, wherein the inner rotating ring (3) comprises a movable inner ring (31), and both ends of the movable inner ring (31) are A limiting block (32) is fixedly installed, a connecting sleeve (33) is movably installed on the outer surface of the movable inner ring (31), and a ball (34) is movably installed inside the connecting sleeve (33). 4 . The anti-rotation sliding bearing under multiple conditions according to claim 1 , wherein the connecting cover ( 2 ) comprises a cover body ( 21 ), and the inside of the cover body ( 21 ) is provided with an upper connecting hole. 5 . (22), an upper limit groove (23) is opened inside the upper connecting hole (22), an oil inlet hole (24) is opened inside the cover body (21), and the oil inlet hole (24) is An embedding groove (25) is opened at the bottom, a connecting groove (26) is opened at the bottom of the embedding groove (25), and the fastening bolts (5) are respectively movably installed on both sides of the cover body (21). 5 . The anti-rotation sliding bearing under multiple conditions according to claim 1 , wherein the oil inlet device ( 4 ) comprises a pressing rod ( 41 ), and the bottom of the pressing rod ( 41 ) is fixedly installed with a connection A block (42), an embedding block (43) is fixedly installed on the top of the connecting block (42), a return spring (44) is movably installed on the top of the embedding block (43), and the return spring (44) The pressing rod (41) is movably installed inside the oil inlet hole (24).

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