CN216662266U - Polyethylene pulley convenient to lubricate - Google Patents

Abstract

The utility model discloses a polyethylene pulley convenient to lubricate, relates to the technical field of pulleys, and aims to solve the problem that the existing polyethylene pulley is complicated to smear a lubricant. One side of first solid fixed ring is provided with the solid fixed ring of second, the solid fixed ring of second is provided with the bearing support ring with the outside one side of first solid fixed ring, one side of first solid fixed ring and the solid fixed ring of second all is provided with the slip support base, the inside upper and lower both ends of bearing support ring all are provided with the horizontal slip rail, be provided with the shrink spring between the solid fixed ring of first solid fixed ring and the second, shrink spring and slip support base fixed connection, the equal cyclic annular evenly distributed in the outside one side of first solid fixed ring and the solid fixed ring of second has a plurality of to restrict the piece, a plurality of the inside of restricting the piece all is provided with runs through the cavity, the outside of running through the cavity is provided with accomodates the spring circle.

Description

Polyethylene pulley convenient to lubricate

Technical Field

The utility model relates to the technical field of pulleys, in particular to a polyethylene pulley convenient to lubricate.

Background

Along with the progress of the times, the research of machinery is promoted, the pulley is particularly important in the research process of the machinery, along with the promotion of the pulley design technology, the pulley is a simple machinery which is used for promoting heavy objects and can save labor, polyethylene is thermoplastic resin prepared by polymerizing ethylene, polyethylene is odorless and nontoxic, has a hand feeling similar to wax, has excellent low-temperature resistance, can resist the corrosion of most of acid and alkali, and is very suitable for the use of the pulley, so that people design the polyethylene pulley.

However, when the existing polyethylene pulley is installed on a rotating shaft to rotate, the polyethylene pulley needs to be rotated in an auxiliary mode through lubricant, when the lubricant is smeared, the polyethylene pulley needs to be detached through work mostly so as to be smeared with the lubricant, the process of smearing the lubricant is complex, the existing requirements are not met, and the polyethylene pulley convenient to lubricate is provided for the existing polyethylene pulley.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a polyethylene pulley convenient to lubricate so as to solve the problem that the polyethylene pulley is complicated to smear a lubricant in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a polyethylene pulley convenient to it is lubricated, includes first solid fixed ring, one side of first solid fixed ring is provided with the solid fixed ring of second, the solid fixed ring of second is provided with the bearing support ring with the outside one side of first solid fixed ring, and the bearing support ring with the solid fixed ring of first solid fixed ring and the solid fixed ring equal sliding connection of second, one side of the solid fixed ring of first solid fixed ring and second all is provided with the sliding support base, and sliding support base and first solid fixed ring and second fixed ring fixed connection, the inside upper and lower both ends of bearing support ring all are provided with horizontal sliding rail, and sliding support base and shrink spring sliding connection, the solid fixed ring's of first solid fixed ring and second inside all is provided with first connecting slot.

Preferably, be provided with the shrink spring between first solid fixed ring and the second solid fixed ring, and shrink spring's outside and bearing support ring fixed connection, shrink spring and sliding support base fixed connection.

Preferably, the equal cyclic annular evenly distributed in the solid fixed ring outside one side of first solid fixed ring and second has a plurality of to restrict the piece, a plurality of the inside of restricting the piece all is provided with runs through the cavity, and runs through the cavity and run through and extend to the both sides that restrict the piece, the outside of running through the cavity is provided with accomodates the spring coil.

Preferably, the upper end of one side of the first fixing ring is provided with an oil inlet, one sides of the insides of the first fixing ring and the second fixing ring are respectively provided with an oil outlet, and the oil outlets are in sealing connection with the oil inlet.

Preferably, the inside of the solid fixed ring opposite side of first solid fixed ring and second all is provided with the thread groove, the outside of thread groove is provided with the screw thread ring, and screw thread ring and screw thread groove screw-thread fit, one side of screw thread ring is provided with the dust hood, and hides dust hood and screw thread ring fixed connection.

Preferably, the dust hood is provided with a second connecting clamping groove inside, and the second connecting clamping groove penetrates through and extends to two sides of the dust hood.

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

1. according to the utility model, the second fixing ring is arranged on one side of the first fixing ring, the bearing support ring is arranged between the second fixing ring and the first fixing ring, a plurality of limiting sheets are uniformly distributed on two sides of the outer part of the bearing support ring in a ring shape, the limiting sheets can be attached to two sides of the bearing support ring through the drawing of the elastic resilience of the containing spring ring, the first fixing ring can be limited by the limiting sheets to be contracted into the bearing support ring, when the pulley is disassembled, the pulley can be contracted through the relative movement of the two sliding support bases outside the transverse sliding rail, the contraction of the pulley can be convenient to disassemble, the pulley can be conveniently disassembled, the lubricant can be conveniently applied to the pulley, and the efficiency of applying the lubricant is improved.

2. According to the utility model, the oil inlet is formed in one side of the upper end of the first fixing ring, the oil outlets are formed in one sides of the lower ends of the first fixing ring and the second fixing ring, the oil outlets are fixedly connected with the oil inlets, so that a pulley which is inconvenient to disassemble is positioned, a lubricant can be filled in from the oil inlet and can be discharged from the oil outlets, the lubricant discharged from the oil outlets can be contacted with the connected rotating shaft and the pulley body, and along with the rotation of the pulley, the lubricant can surround the connected rotating shaft and the pulley body, so that the lubrication is completed, the lubrication mode is convenient and fast, and the pulley can be adapted to different positions for placing the pulley.

3. According to the utility model, the threaded grooves are formed in the first fixing ring and the second fixing ring, the threaded rings are arranged outside the threaded grooves, the dust shielding covers are arranged on one sides of the threaded rings, the threaded rings are rotatably placed in the threaded grooves after the first fixing ring is arranged at a required fixing position, the dust shielding covers are fixed while the threaded rings are rotatably fixed, the dust shielding covers can effectively shield the connecting position, the contact between the connecting position and the outside is reduced, the gasification speed of a lubricant is improved due to external collision and floating pollutants, the connecting position is effectively protected, and the frequency of smearing the lubricant is reduced.

Drawings

FIG. 1 is a front view of the overall external structure of the present invention;

FIG. 2 is a side view of a first retaining ring of the present invention;

FIG. 3 is a schematic view of the first and second anchoring rings of the present invention in a collapsed configuration;

FIG. 4 is an exploded view of the positional relationship of the restraining strip and the storage coil spring of the present invention;

fig. 5 is an exploded view of the positional relationship of the first retaining ring and the threaded ring of the present invention.

In the figure: 1. a first retaining ring; 2. a second retaining ring; 3. a bearing support ring; 4. a restriction sheet; 5. an oil inlet; 6. a threaded groove; 7. an oil outlet; 8. a first connecting clamping groove; 9. a sliding support base; 10. a retraction spring; 11. a transverse sliding rail; 12. penetrating the cavity; 13. receiving a spring ring; 14. a threaded ring; 15. a dust cover; 16. the second connecting clamping groove.

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. 1-5, an embodiment of the present invention is shown: the utility model provides a polyethylene pulley convenient to lubricate, including first solid fixed ring 1, one side of first solid fixed ring 1 is provided with the solid fixed ring 2 of second, the solid fixed ring 2 of second is provided with bearing support ring 3 with the solid fixed ring 1 outside one side of first solid fixed ring, and bearing support ring 3 and the solid fixed ring 1 of first solid fixed ring and the solid fixed ring 2 equal sliding connection of second, one side of the solid fixed ring 1 of first solid fixed ring and the solid fixed ring 2 of second all is provided with sliding support base 9, and sliding support base 9 and the solid fixed ring 2 fixed connection of first solid fixed ring 1 and second, the inside upper and lower both ends of bearing support ring 3 all are provided with horizontal sliding rail 11, and sliding support base 9 and shrink spring 10 sliding connection, the inside of the solid fixed ring 1 of first solid fixed ring and the solid fixed ring 2 of second all is provided with first connecting slot 8.

Further, be provided with shrink spring 10 between first solid fixed ring 1 and the solid fixed ring 2 of second, and shrink spring 10's outside and bearing support ring 3 fixed connection, shrink spring 10 and sliding support base 9 fixed connection, but through shrink spring 10's shrink solid fixed ring 1 and the solid fixed ring 2 of second that resets.

Further, the even ring-shaped evenly distributed in one side of the solid fixed ring of first 1 and the solid fixed ring of second 2 outside has a plurality of to restrict piece 4, the inside of a plurality of restriction piece 4 all is provided with runs through cavity 12, and run through cavity 12 and run through and extend to the both sides that restrict piece 4, the outside that runs through cavity 12 is provided with accomodates spring coil 13, through the shrink of accomodating spring coil 13 and shrink spring 10 in order to drive the whole original size that replies of pulley, can make restriction piece 4 restrict taking in of the solid fixed ring of first 1 and the solid fixed ring of second 2.

Further, the upper end of 1 one side of first solid fixed ring is provided with oil inlet 5, and one side of 2 inside solid fixed ring of first solid fixed ring 1 and second all is provided with oil-out 7, and oil-out 7 and 5 sealing connection of oil inlet, and the outside will lubricate by the input of oil inlet 5, and emollient flows out by oil-out 7, and the emollient that flows out by oil-out 7 contacts with pulley and axis of rotation simultaneously, and the rotation through the pulley can drive the comprehensive and axis of rotation contact of emollient.

Further, the inside of the 2 opposite sides of first solid fixed ring 1 and the second solid fixed ring all is provided with thread groove 6, and thread groove 6's outside is provided with screw ring 14, and screw ring 14 and 6 screw-thread fit of thread groove, and one side of screw ring 14 is provided with dust hood 15, and dust hood 15 and screw ring 14 fixed connection hide, accomplish the fixed to dust hood 15 through screw ring 14 at 6 internal rotations of screw groove.

Further, hide the inside of dirt cover 15 and be provided with second connecting slot 16, and second connecting slot 16 runs through and extends to the both sides that hide dirt cover 15, and the axis of rotation of connecting can accomplish the protection to the link in second connecting slot 16 is gone into through the card.

The working principle is as follows: when in use, in order to enable the whole pulley to be convenient to disassemble for smearing the lubricant, the limiting sheet 4 is pulled and moved to the outside of the bearing support ring 3, after the limitation of the limiting sheet 4 is lost, the first fixing ring 1 and the second fixing ring 2 are extruded, the two sliding support bases 9 are driven to move relatively outside the transverse sliding rail 11 due to extrusion, the whole pulley is driven to transversely shrink by the movement of the sliding support bases 9 so as to be convenient to disassemble, during installation, the pulley is driven to integrally recover the original size by the shrinkage of the containing spring ring 13 and the shrinkage spring 10, in order to adapt to different installation positions, the pulley is prevented from being constantly disassembled to smear the lubricant due to the disassembly position, the lubrication is input from the oil inlet 5 outside, the lubricant flows out from the oil outlet 7, the lubricant flowing out from the oil outlet 7 simultaneously contacts with the pulley and the rotating shaft, and the lubricant can be driven to comprehensively contact with the rotating shaft through the rotation of the pulley, accomplish in this way and paint emollient, in order to prevent that outside foreign matter from causing the emollient life-span to reduce, accomplish the installation back with first connection draw-in groove 8 of axis of rotation card income, threaded ring 14 drives dust hood 15 and accomplishes fixedly in 6 rotations of threaded groove, protects the junction of pulley and axis of rotation through dust hood 15.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. A polyethylene pulley convenient to lubricate, includes first solid fixed ring (1), its characterized in that: one side of first solid fixed ring (1) is provided with the solid fixed ring of second (2), the solid fixed ring of second (2) is provided with bearing support ring (3) with the outside one side of first solid fixed ring (1), and bearing support ring (3) and the solid fixed ring of first solid fixed ring (1) and the solid fixed ring of second (2) equal sliding connection, one side of the solid fixed ring of first (1) and second (2) all is provided with sliding support base (9), and sliding support base (9) and the solid fixed ring of first solid fixed ring (1) and second (2) fixed connection, the inside upper and lower both ends of bearing support ring (3) all are provided with horizontal sliding rail (11), and sliding support base (9) and shrink spring (10) sliding connection.

2. The lubricated polyethylene sheave of claim 1, wherein: be provided with shrink spring (10) between first solid fixed ring (1) and the solid fixed ring of second (2), and the outside and bearing support ring (3) fixed connection of shrink spring (10), shrink spring (10) and sliding support base (9) fixed connection.

3. The lubricated polyethylene sheave of claim 1, wherein: first solid fixed ring (1) and the solid fixed ring of second (2) outside one side equal ring-shaped evenly distributed have a plurality of to restrict piece (4), a plurality of the inside of restricting piece (4) all is provided with runs through cavity (12), and runs through cavity (12) and run through and extend to the both sides of restricting piece (4), the outside of running through cavity (12) is provided with accomodates spring coil (13).

4. The lubricated polyethylene sheave of claim 1, wherein: the oil inlet (5) is formed in the upper end of one side of the first fixing ring (1), the oil outlet (7) is formed in one side of the inner portions of the first fixing ring (1) and the second fixing ring (2), and the oil outlet (7) is in sealing connection with the oil inlet (5).

5. The lubricated polyethylene sheave of claim 1, wherein: the inside of the solid fixed ring of first solid fixed ring (1) and the solid fixed ring of second (2) opposite side all is provided with thread groove (6), the outside of thread groove (6) is provided with screw thread ring (14), and screw thread ring (14) and screw thread groove (6) screw-thread fit, one side of screw thread ring (14) is provided with dust hood (15), and hides dust hood (15) and screw thread ring (14) fixed connection.

6. The lubricated polyethylene sheave of claim 5, wherein: the inside of dust hood (15) is provided with second connecting slot (16), and second connecting slot (16) run through and extend to the both sides of dust hood (15).

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