CN217842668U

CN217842668U - High-pressure oil seal for agricultural machinery

Info

Publication number: CN217842668U
Application number: CN202222141675.0U
Authority: CN
Inventors: 郭娜
Original assignee: Qingdao Peike Sealing Technology Co ltd
Current assignee: Qingdao Peike Sealing Technology Co ltd
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2022-11-18
Anticipated expiration: 2032-08-15

Abstract

The utility model discloses a high-pressure oil seal for agricultural machinery, comprising an outer ring and a rubber lip ring, wherein a fixing component is arranged between the outer ring and the rubber lip ring, the fixing component comprises a rubber ring and a mounting ring, the inner wall of the mounting ring is provided with a ring groove, the outside of the rubber ring can penetrate into the inside of the ring groove, the front side of the rubber lip ring is fixedly provided with two groups of arc plates, the outside of the arc plates is fixedly provided with a plug board, the front side of the outer ring is fixedly provided with two groups of mounting blocks, the inside of the mounting blocks is respectively provided with two groups of mounting holes and grooves, and the end part of the plug board penetrates into the inside of the grooves; the utility model discloses a fixed subassembly of design, the in use of being convenient for can change alone the rubber lip collar of wearing and tearing, need not the traditional condition that carries out the bulk change with the high-pressure oil blanket, has reduced the replacement cost, has reduced the extravagant degree of material, conveniently changes.

Description

High-pressure oil seal for agricultural machinery

Technical Field

The utility model belongs to the technical field of the high-pressure oil blanket, concretely relates to high-pressure oil blanket for agricultural machine.

Background

The high-pressure oil seal is a type of oil seal which can be normally used in a high-pressure working environment, a speed reducer can be used on agricultural machinery, the speed reducer is provided with the high-pressure oil seal, the high-pressure oil seal is arranged in a groove in the speed reducer to seal lubricating oil, and a rubber lip ring of the high-pressure oil seal and a rotating shaft of the speed reducer move relatively to each other to achieve a sealing effect.

When current high-pressure oil blanket was used, last outer loop of high-pressure oil blanket and rubber lip collar formula structure as an organic whole, the last pivot of speed reducer can rub rubber lip collar department on the high-pressure oil blanket when rotating and lead to the wearing and tearing of rubber lip collar, need carry out the overall change to high-pressure oil blanket in order to ensure the performance of high-pressure oil blanket, it also needs to change to fit with a contraceptive ring like this, can increase the replacement cost, cause the extravagant problem of material, we propose a high-pressure oil blanket for agricultural machine for this.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-pressure oil blanket for agricultural machine to propose current high-pressure oil blanket when using among the solution above-mentioned background art, just need carry out the overall change to the high-pressure oil blanket when wearing and tearing appear in the rubber lip ring, fit with a contraceptive ring like this and also need change, can increase the replacement cost, cause the extravagant problem of material.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a high-pressure oil seal for agricultural machine, includes outer loop and rubber lip ring, and in use rubber lip ring contacts with the pivot on the speed reducer, makes high-pressure oil seal better to the sealed effect of lubricating oil, the outer loop with be provided with fixed subassembly between the rubber lip ring, can install or dismantle rubber lip ring through fixed subassembly when using, can change the baffle, fixed subassembly includes rubber circle and collar, and the inside of ring channel can be penetrated to the outside of rubber circle when using, can increase the leakproofness between rubber lip ring and the outer loop when using, the ring channel has been seted up to the inner wall of collar, the outside of rubber circle can be penetrated the inside of ring channel, the fixed two sets of arcs that are provided with in front of rubber lip ring, the arc external fixation is provided with the picture peg, and the inside of recess can be penetrated to the tip of picture peg when using, the fixed two sets of installation pieces that are provided with in front of outer loop, two sets of mounting hole and recess have been seted up respectively to the inside of installation piece, and the tip of screw rod can pass the mounting hole when using, the tip of picture peg penetrates the inside of recess.

Preferably, the fixed surface of picture peg is provided with two sets of screws, the tip of screw passes the mounting hole, there is the nut outside of screw through threaded connection, revolves the nut on the screw when using, can carry out spacingly to the screw.

Preferably, the rubber ring is fixed on the outer part of the rubber lip ring, and the mounting ring is fixed on the inner wall of the outer ring.

Preferably, the front of outer ring still fixedly is provided with two sets of flanges, the fixed inserted bar that is provided with in side of flange, the tip of inserted bar can pass solid fixed ring when using, can carry on spacingly to fixed rubber lip mouth ring, increases the steadiness, the front of rubber lip mouth ring still fixedly is provided with two sets of solid fixed rings, the tip of inserted bar passes gu fixed ring.

Preferably, the inner part of the outer ring is provided with an annular framework.

Preferably, the back of the outer ring is provided with a plurality of groups of arc-shaped grooves.

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

(1) The utility model discloses a fixed subassembly of design, in use of being convenient for can change alone the rubber lip of wearing and tearing ring, need not the traditional condition that carries out the whole change with the high-pressure oil blanket, has reduced the replacement cost, has reduced the extravagant degree of material, conveniently changes.

(2) The utility model discloses a flange, inserted bar and the solid fixed ring of design combine together, and the in use of being convenient for can increase the steadiness of fixing the rubber lip ring on the outer loop, has promoted the installation stability of rubber lip ring more, conveniently uses.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a connection diagram of the rubber lip ring and the rubber ring of the present invention;

FIG. 3 is a connection diagram of the outer ring and the mounting ring of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 1 according to the present invention;

fig. 5 is a schematic sectional structural view of the mounting block of the present invention;

fig. 6 is an enlarged schematic view of the part B in fig. 1 according to the present invention;

in the figure: 1. an outer ring; 2. mounting blocks; 3. inserting plates; 4. a rubber lip ring; 5. a rubber ring; 6. an annular groove; 7. a mounting ring; 8. an arc-shaped plate; 9. a nut; 10. a screw; 11. mounting holes; 12. a groove; 13. a rod is inserted; 14. a fixing ring; 15. a convex plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a high-pressure oil seal for agricultural machine, including outer loop 1 and rubber lip ring 4, be provided with fixed subassembly between outer loop 1 and the rubber lip ring 4, can change alone wearing and tearing rubber lip ring 4 through fixed subassembly when using, reduce the replacement cost, fixed subassembly includes rubber circle 5 and collar 7, ring channel 6 has been seted up to collar 7's inner wall, the inside of ring channel 6 can be penetrated to rubber circle 5's outside, rubber lip ring 4's front is fixed and is provided with two sets of arc 8, arc 8 can fix picture peg 3 when using, arc 8 external fixation is provided with picture peg 3, outer loop 1's front is fixed and is provided with two sets of installation piece 2, installation piece 2 fixes on outer loop 1 when using, two sets of mounting hole 11 and recess 12 have been seted up respectively to installation piece 2's inside, the inside of recess 12 is penetrated to picture peg 3's tip, picture peg 3's fixed surface is provided with two sets of screw rods 10, the tip of screw rod 10 passes mounting hole 11, can make the tip of screw rod 10 pass through mounting hole 11 when using, rubber circle 5 is fixed and is passed through the change the outer loop 4 circumstances of rubber lip ring, the waste of the material that the change need not convenient for the outer loop alone, the change, the outer loop 4, the wearing and carrying out the wearing and tearing degree of the in use, the change of the high-pressure oil seal, the circumstances of the external circumstances of the convenient for the outer loop.

In this embodiment, preferably, the front of the outer ring 1 is further fixedly provided with two sets of convex plates 15, when in use, the convex plates 15 can fix the inserted bar 13, so that the end of the inserted bar 13 conveniently passes through the fixing rings 14, the side of the convex plates 15 is fixedly provided with the inserted bar 13, the front of the rubber lip ring 4 is further fixedly provided with two sets of fixing rings 14, the end of the inserted bar 13 passes through the fixing rings 14, the convex plates 15, the inserted bar 13 and the fixing rings 14 are combined together, so that the stability of the rubber lip ring 4 fixed on the outer ring 1 can be increased in use, the installation stability of the rubber lip ring 4 is further improved, and the use is facilitated.

In this embodiment, preferably, an annular framework is disposed inside the outer ring 1, and when the high-pressure oil seal is used, the annular framework can increase the strength of the outer ring 1 and increase the compressive strength of the high-pressure oil seal.

In this embodiment, preferably, the back of the outer ring 1 is provided with a plurality of sets of arc-shaped grooves.

The utility model discloses a theory of operation and use flow:

the utility model discloses when using, with the extrusion of rubber lip mouth ring 4, make rubber lip mouth ring 4 and rubber circle 5 be in by the extrusion state, then align rubber circle 5 in the rubber lip mouth ring 4 with ring channel 6 in the collar 7, let the tip and the recess 12 of picture peg 3 align, let the tip of inserted bar 13 align with solid fixed ring 14, at this moment slowly loosen rubber lip mouth ring 4, then rubber lip mouth ring 4 drives rubber circle 5, arc 8 and flange 15 remove, arc 8 drives picture peg 3 and removes, picture peg 3 drives screw rod 10 and removes, the tip of picture peg 3 penetrates the inside of recess 12 after that, the tip of screw rod 10 passes mounting hole 11, flange 15 drives inserted bar 13 and removes, the tip of inserted bar 13 passes solid fixed ring 14 after that, the outside of rubber circle 5 on rubber lip mouth ring 4 just penetrates the inside of ring channel 6, at last with nut 9 alright on screw rod 10, installed rubber lip mouth ring 4, when in use rubber lip mouth ring 4 appears wearing and tearing according to the principle operate with rubber lip mouth ring 4 from the above-mentioned opposite principle with the outside and then the outer loop 4 can be installed and the stability of outer loop 4 and increase the in use of rubber and the outer loop 4 and the stability of the rubber of installing 1 more.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high-pressure oil seal for agricultural machine, includes outer loop (1) and rubber lip ring (4), its characterized in that: outer loop (1) with be provided with fixed subassembly between rubber lip choma (4), fixed subassembly includes rubber circle (5) and collar (7), ring channel (6) have been seted up to the inner wall of collar (7), the outside of rubber circle (5) can penetrate the inside of ring channel (6), the fixed two sets of arcs (8) that are provided with in front of rubber lip choma (4), arc (8) external fixation is provided with picture peg (3), the fixed two sets of installation pieces (2) that are provided with in front of outer loop (1), two sets of mounting holes (11) and recess (12) have been seted up respectively to the inside of installation piece (2), the tip of picture peg (3) penetrates the inside of recess (12).

2. The high-pressure oil seal for agricultural machinery according to claim 1, wherein: the surface fixing of picture peg (3) is provided with two sets of screw rods (10), the tip of screw rod (10) passes mounting hole (11), there is nut (9) outside through threaded connection of screw rod (10).

3. The high-pressure oil seal for agricultural machinery according to claim 1, wherein: the rubber ring (5) is fixed on the outer portion of the rubber lip ring (4), and the mounting ring (7) is fixed on the inner wall of the outer ring (1).

4. A high-pressure oil seal for agricultural machinery, according to claim 3, wherein: the front of outer loop (1) is still fixed and is provided with two sets of flange (15), the fixed inserted bar (13) that is provided with in side of flange (15), the front of rubber lip ring (4) is still fixed and is provided with two sets of solid fixed rings (14), the tip of inserted bar (13) passes gu fixed ring (14).

5. The high-pressure oil seal for agricultural machinery according to claim 4, wherein: an annular framework is arranged inside the outer ring (1).

6. A high-pressure oil seal for agricultural machinery, according to claim 5, wherein: the back of the outer ring (1) is provided with a plurality of groups of arc-shaped grooves.