Bearing adapter sleeve with high lubricating performance

Abstract

The utility model relates to the technical field of bearing adapter sleeves, in particular to a bearing adapter sleeve with high lubrication performance. According to the technical scheme, the locking device comprises a fastening bush, a locking washer and a locking nut, the outer surface of the fastening bush is sleeved with the locking washer and the locking nut, an external thread is arranged at the position, close to one end, of the outer surface of the fastening bush, and a notch is formed in the outer surface of the fastening bush; an annular groove is formed in the side, close to the locking nut, of the outer surface of the locking gasket, a lubricating sponge strip is installed in the annular groove, and lubricating oil is arranged in the lubricating sponge strip. According to the utility model, a lubricating effect can be achieved between the locking nut and the locking washer, so that the abrasion between the locking washer and the locking nut is reduced, and meanwhile, more labor is saved when the locking nut is tightened or disassembled.

Description

TECHNICAL FIELD

[0001] The utility model relates to bearing tight set technical field, concretely is a kind of high lubrication performance bearing tight set. BACKGROUND

[0002] Tight set is composed of tight bush, locking nut and locking washer (or locking card) and other parts, it is used to fix conical hole self-aligning bearing (self-aligning ball bearing, self-aligning roller bearing) on shaft shoulderless shaft, simple structure, reliable work, bearing replacement is convenient, widely used in textile, light industry, papermaking, metallurgy, belt transport and conveying equipment and other industries.

[0003] The current bearing tight set in the process of rotating and tightening locking nut, due to the extrusion of locking nut to locking washer, there will be greater friction between the two, so as to cause locking washer and locking nut wear, and it will cause locking nut to be more laborious in the process of tightening or disassembling, for this purpose, we propose a kind of high lubrication performance bearing tight set. UTILITY MODEL CONTENTS

[0004] The utility model discloses a kind of high lubrication performance bearing tight set, with the function of lubrication between locking nut and locking washer, to reduce the wear between locking washer and locking nut, simultaneously make locking nut more labor-saving when tightening or disassembling, solve the current bearing tight set in the process of rotating and tightening locking nut, due to the extrusion of locking nut to locking washer, there will be greater friction between the two, so as to cause locking washer and locking nut wear, and it will cause locking nut to be more laborious in the process of tightening or disassembling Problem.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of high lubrication performance bearing tight set, including tight bush, locking washer and locking nut, the locking washer and locking nut are all sleeved in the outer surface of tight bush, the outer surface of tight bush is close to the position of one end and is provided with outer thread, the outer surface of tight bush is provided with notch, the outer surface of locking washer is close to the side of locking nut and has annular groove, and annular groove is internally provided with lubricating sponge strip, and lubricating sponge strip is internally provided with lubricating oil.

[0006] Preferably, the locking washer inner wall is provided with limit protruding block, and the limit protruding block is located in the notch, and the limit protruding block located in the notch limits the rotation of the locking washer.

[0007] Preferably, the outer surface of the locking nut is annular array equidistantly provided with a plurality of engagement grooves, the outer surface of the locking washer is annular array equidistantly provided with a plurality of washer teeth, and the washer teeth can lock and fix the locking nut after bending into the engagement groove, to prevent the locking nut from loosening.

[0008] Preferably, the annular groove is internally provided with a sealing rubber ring, and the sealing rubber ring is located between the lock nut and the lubricating sponge strip, and the outer surface of the sealing rubber ring is provided with a plurality of penetrating oil outlet holes arranged in an annular array at equal intervals, when the lock nut exerts pressure on the sealing rubber ring, the sealing rubber ring exerts pressure on the deformed lubricating sponge strip, then the lubricating oil in the lubricating sponge strip is discharged through the penetrating oil outlet holes and is applied to the contact surface of the lock washer and the lock nut, thereby reducing the loss of the lubricating oil in the lubricating sponge strip.

[0009] Preferably, the outer surface of the lock washer is provided with an oil injection hole in communication with the annular groove, and the oil injection hole is internally provided with a sealing plug, and after the sealing plug in the oil injection hole is pulled out, the lubricating oil can be injected from the oil injection hole into the annular groove, and the lubricating oil enters the lubricating sponge strip, and after the injection is completed, the sealing plug is inserted into the oil injection hole.

[0010] Compared with the prior art, the utility model has the advantages that:

[0011] 1. The utility model discloses a locking washer, a lock nut, an outer thread, a notch, an annular groove, a lubricating sponge strip and lubricating oil are arranged, which can lubricate the lock nut and the lock washer, reduce the wear between the lock washer and the lock nut, and make the lock nut easier to tighten or disassemble.

[0012] 2. The utility model discloses a sealing rubber ring and a penetrating oil outlet hole, which can reduce the loss of the lubricating oil in the lubricating sponge strip.

[0013] 3. The utility model discloses an oil injection hole and a sealing plug, which can facilitate the injection of the lubricating oil into the lubricating sponge strip. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 This is a three-dimensional structural diagram of the present invention;

[0015] Figure 2 This is a partial three-dimensional structural diagram of the locking bushing of this utility model;

[0016] Figure 3 This is a partial three-dimensional structural diagram of the locking washer of this utility model;

[0017] Figure 4 This utility model Figure 3 A magnified structural diagram of A in the diagram.

[0018] Reference numerals: 1. Set bushing; 2. Locking washer; 3. Locking nut; 4. Engaging groove; 5. Groove; 6. External thread; 7. Limiting protrusion; 8. Through-hole; 9. Sealing ring; 10. Lubricating sponge strip; 11. Annular groove; 12. Washer teeth; 13. Sealing plug; 14. Lubricating oil; 15. Oil filling hole. Detailed Implementation

[0019] The technical solution of this utility model will be further described below with reference to the accompanying drawings and specific embodiments.

[0020] Example 1

[0021] like Figures 1-4 As shown, this utility model proposes a high-lubricity bearing adapter sleeve, including an adapter bushing 1, a locking washer 2, and a locking nut 3. Both the locking washer 2 and the locking nut 3 are fitted onto the outer surface of the adapter bushing 1. An external thread 6 is provided on the outer surface of the adapter bushing 1 near one end. A groove 5 is provided on the outer surface of the adapter bushing 1. A limiting protrusion 7 is provided on the inner wall of the locking washer 2, and the limiting protrusion 7 is located inside the groove 5. The limiting protrusion 7 and the locking washer 2 are integrally formed. The limiting protrusion 7 located inside the groove 5 restricts the rotation of the locking washer 2. The outer surface of the locking washer 2... The locking nut 3 has an annular groove 11 on one side, and a lubricating sponge strip 10 is installed inside the annular groove 11. The lubricating sponge strip 10 is filled with lubricating oil 14. The outer surface of the locking nut 3 has a number of engagement grooves 4 arranged in an annular array. The locking nut 3 is rotated with the wrench in conjunction with the engagement grooves 4. The outer surface of the locking washer 2 has a number of washer teeth 12 arranged in an annular array. The washer teeth 12 and the locking washer 2 are integrally formed. After the washer teeth 12 are bent and inserted into the engagement grooves 4, they can lock the locking nut 3 and prevent it from loosening.

[0022] The utility model discloses a locking bushing for bearing, including locking bushing 1, bearing, locking washer 2, locking nut 3 and lubricating sponge strip 10, locking bushing 1 is fixedly connected on the outer surface of the axle, bearing, locking washer 2 and locking nut 3 are sleeved on the outer surface of locking bushing 1, and locking washer 2 is located between locking nut 3 and bearing, locking nut 3 is fixed through outer thread 6, and when rotating and making locking nut 3 fixed, the lubricating oil 14 in the inside of lubricating sponge strip 10 is applied to the contact surface of locking washer 2 and locking nut 3, then the friction of the contact surface of locking washer 2 and locking nut 3 is reduced, thereby reducing the wear between locking washer 2 and locking nut 3, and making locking nut 3 more labor-saving when tightening or disassembling.

[0023] Embodiment two

[0024] As Figure 1 、 Figure 3 and Figure 4 , the utility model discloses a kind of high lubricating performance bearing locking bushing, compared with embodiment one, this embodiment further include annular groove 11 inside installation has sealing rubber ring 9, and sealing rubber ring 9 is located between locking nut 3 and lubricating sponge strip 10, the outer surface of sealing rubber ring 9 is equidistantly divided into several through oil outlet holes 8 in annular array, locking washer 2 outer surface is provided with oil injection hole 15, and oil injection hole 15 and annular groove 11 are communicated, sealing plug 13 is inserted in the inside of oil injection hole 15, after sealing plug 13 in the inside of oil injection hole 15 is pulled out, lubricating oil 14 can be injected from oil injection hole 15 to the inside of annular groove 11, lubricating oil 14 enters the inside of lubricating sponge strip 10, and after oil injection, sealing plug 13 is inserted into oil injection hole 15.

[0025] In this embodiment, when locking nut 3 exerts pressure on sealing rubber ring 9, sealing rubber ring 9 exerts pressure after deforming lubricating sponge strip 10, then lubricating oil 14 in the inside of lubricating sponge strip 10 is discharged through through oil outlet hole 8, and is applied to the contact surface of locking washer 2 and locking nut 3, then the loss of lubricating oil 14 in the inside of lubricating sponge strip 10 is reduced.

[0026] The above specific embodiments are only several preferred embodiments of the utility model, based on the technical scheme of the utility model and the related inspiration of the above embodiments, the person skilled in the art can make various alternative improvements and combinations to the above specific embodiments.

Claims

1. A high lubrication performance bearing lock bush comprising a lock bush (1), a lock washer (2) and a lock nut (3), characterized in that: The locking washer (2) and the locking nut (3) are sleeved on the outer surface of the locking bush (1), the outer surface of the locking bush (1) is provided with external threads (6) near one end, the outer surface of the locking bush (1) is provided with a notch (5), the outer surface of the locking washer (2) is provided with an annular groove (11) near one side of the locking nut (3), a lubricating sponge strip (10) is mounted in the annular groove (11), and the lubricating sponge strip (10) is provided with lubricating oil (14) inside.

2. A high lubricity bearing retainer according to claim 1, wherein: The inner wall of the locking washer (2) is provided with a limiting protruding block (7), and the limiting protruding block (7) is located inside the notch (5).

3. A high lubricity bearing retainer according to claim 1, wherein: The outer surface of the locking nut (3) is provided with a plurality of engagement grooves (4) arranged in an annular array at equal intervals, and the outer surface of the locking washer (2) is provided with a plurality of washer teeth (12) arranged in an annular array at equal intervals.

4. A high lubricity bearing retainer according to claim 1 wherein: The annular groove (11) is mounted with a sealing rubber ring (9), and the sealing rubber ring (9) is located between the locking nut (3) and the lubricating sponge strip (10), and the outer surface of the sealing rubber ring (9) is provided with a plurality of through oil holes (8) arranged in an annular array at equal intervals.

5. A high lubricity bearing retainer according to claim 1 wherein: The outer surface of the locking washer (2) is provided with an oil injection hole (15), and the oil injection hole (15) is communicated with the annular groove (11), and the oil injection hole (15) is inserted with a sealing plug (13).

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