CN218207808U

CN218207808U - High-strength plastic sealing element

Info

Publication number: CN218207808U
Application number: CN202221938759.0U
Authority: CN
Inventors: 闫闵
Original assignee: Qingdao Ankai Power Co ltd
Current assignee: Qingdao Ankai Power Co ltd
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2023-01-03
Anticipated expiration: 2032-07-26

Abstract

The utility model discloses a high-strength plastic sealing element, including plastics external seal circle and plastics inner seal circle, the inboard of plastics external seal circle and the outside of plastics inner seal circle are equipped with the elasticity circle jointly, the both sides of plastics external seal circle and plastics inner seal circle all are connected and are equipped with rubber extension limit, the inside of plastics external seal circle and plastics inner seal circle all is equipped with the oil absorption sponge that extends to its outside, the outside of plastics external seal circle and the inboard of plastics inner seal circle all evenly are equipped with the wear ring with oil absorption sponge matched with, and the inside of multiunit wear ring all is equipped with the resistance to compression circle; the utility model discloses a structural design of wear-resisting circle and resistance to compression ring can not only improve this plastic sealing element's bulk strength, go back accessible elastic ring buffering and reduce the external force extrusion and twist reverse the time to the damage phenomenon of sealing member to protect its sealed effect, thereby protect the normal use of machine equipment.

Description

High-strength plastic sealing element

Technical Field

The utility model relates to a plastic sealing spare technical field specifically is a high strength plastic sealing spare.

Background

The sealing member is a material or a part for preventing fluid or solid particles from leaking from between adjacent joint surfaces and preventing external impurities such as dust and moisture from intruding into parts and components inside machine equipment, and is classified into a shaft sealing member, a hole sealing member, a dust seal, a guide ring, a stationary sealing member, a rotary sealing member, etc. according to the function; according to the material classification, the sealing piece can be divided into butadiene-acrylonitrile rubber, ethylene propylene diene monomer rubber, fluororubber, silica gel, fluorosilicone rubber, nylon, polyurethane, engineering plastics and the like, along with the continuous forward development of the society, the requirements of users on the performance of the sealing piece are higher and higher, the strength of the existing partial plastic sealing piece is relatively lower, and therefore a high-strength plastic sealing piece needs to be designed;

the existing plastic sealing element has the following inconveniences in the using process: 1. the existing plastic sealing element has a single internal structure, and most of the existing plastic sealing elements are extruded or twisted by external force to generate deformation or distortion and the like in the using process, so that the sealing effect is reduced, the leakage phenomenon of fluid or solid particles is caused, and the normal work of later-stage machine equipment is influenced; 2. the abrasion phenomenon can be generated on most surfaces of the existing plastic sealing elements in the long-term use process, so that the sealing effect is influenced once again, the service life of the plastic sealing elements is prolonged, external impurities enter the interior of the machine equipment, the damage phenomenon of parts in the machine equipment is caused, and the service life of the machine equipment is also influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high strength plastic sealing part to propose current plastic sealing part in the use among the above-mentioned background art, can meet following inconvenient part: 1. the existing plastic sealing element has a single internal structure, most of the existing plastic sealing elements are extruded or twisted by external force to generate deformation or distortion and the like in the using process, and the sealing effect is reduced, so that the leakage phenomenon of fluid or solid particles is caused; 2. the wear phenomenon can all take place for the majority in current plastic sealing spare in permanent use on its surface, has reduced this plastic sealing spare's life, leads to outside impurity to get into inside the machine equipment, causes the problem that the phenomenon takes place to damage for the inside part of machine equipment.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high strength plastic seal spare, includes plastics external seal circle and plastics inner seal circle, the inboard of plastics external seal circle and the outside of plastics inner seal circle are equipped with the elastic ring jointly, the both sides of plastics external seal circle and plastics inner seal circle all are connected and are equipped with rubber extension limit, the inside of plastics external seal circle and plastics inner seal circle all is equipped with the oil absorption sponge that extends to its outside, the outside of plastics external seal circle and the inboard of plastics inner seal circle all evenly be equipped with oil absorption sponge matched with wear ring, multiunit the inside of wear ring all is equipped with anti pressure ring.

Preferably, the top and the bottom of one group of the outer side of the elastic ring and the top and the bottom of the other group of the inner side of the elastic ring are respectively provided with an extension sponge, and the extension sponges extend to the outer parts of the plastic outer sealing ring and the plastic inner sealing ring and are mutually attached to the wear-resistant ring.

Preferably, the middle positions inside the plastic outer sealing ring and the plastic inner sealing ring are provided with mounting grooves matched with the elastic rings.

Preferably, one side of each group of wear-resistant rings, which is far away from the plastic outer sealing ring and the plastic inner sealing ring, is made of a circular arc structure.

Preferably, the outer side of the rubber elongated edge is sprayed with a corrosion-resistant coating.

Compared with the prior art, the beneficial effects of the utility model are that: the high strength plastic seal;

1. through the structural design of the wear-resistant ring and the compression-resistant ring, the integral strength of the plastic sealing element can be improved, and the damage phenomenon to the sealing element when the sealing element is extruded and twisted by external force can be reduced through the buffering of the elastic ring, so that the sealing effect of the sealing element is protected, and the normal use of machine equipment is protected;

2. through mutually supporting of oil absorption sponge and wear-resisting circle, can the holistic wear resistance of this plastic seal spare of effectual improvement to prolong its life, through the elastic recovery power of elastic ring during the use, still can make this plastic seal spare all the time and carry out closely laminating work with the interior sealing position department of machine equipment, with further improvement sealed effect, prevent that external impurity from getting into inside the machine equipment, with the life of extension machine equipment.

Drawings

Fig. 1 is a front sectional view of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a side cross-sectional view of the present invention;

fig. 4 is a front sectional enlarged view of the plastic outer sealing ring of the present invention.

In the figure: 1. a plastic outer sealing ring; 2. a plastic inner seal ring; 3. extending the rubber into long edges; 4. an elastic ring; 5. wear-resistant rings; 6. a compression resistant ring; 7. an oil absorbing sponge.

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. 1-4, the present invention provides an embodiment: the utility model provides a high strength plastic sealing spare, including plastics external seal circle 1 and plastics inner seal circle 2, the inboard of plastics external seal circle 1 and the outside of plastics inner seal circle 2 are equipped with elastic ring 4 jointly, be convenient for realize lubricated work, the both sides of plastics external seal circle 1 and plastics inner seal circle 2 are all connected and are equipped with rubber extension limit 3, the inside of plastics external seal circle 1 and plastics inner seal circle 2 all is equipped with the oil absorption sponge 7 that extends to its outside, the outside of plastics external seal circle 1 and the inboard of plastics inner seal circle 2 all evenly are equipped with and inhale oil sponge 7 matched with wear ring 5, the inside of multiunit wear ring 5 all is equipped with resistance to compression ring 6, be convenient for improve this plastic sealing spare's bulk strength.

Further, the top and the bottom in the 4 outsides in a set of elastic ring all are equipped with the extension sponge with the top and the bottom of another 4 inboard in a set of elastic ring, and the extension sponge extends to the outside of plastics external seal circle 1 and plastics inner seal circle 2 and laminates each other with wear ring 5, is convenient for realize lubricated work.

Furthermore, the middle positions inside the plastic outer sealing ring 1 and the plastic inner sealing ring 2 are provided with mounting grooves matched with the elastic rings 4, so that the mounting work of the elastic rings 4 is convenient to realize.

Furthermore, one side of the multiple groups of wear-resistant rings 5, which is far away from the plastic outer sealing ring 1 and the plastic inner sealing ring 2, is made of a circular arc structure, so that the later installation and insertion work of the plastic sealing elements by operators is facilitated.

Furthermore, the outer side of the rubber extension side 3 is coated with a corrosion-resistant coating, so that the service life of the rubber extension side 3 is prolonged conveniently.

The working principle is as follows: the device power consumption parts are all supplied with power by the storage battery, during the use, can infuse lubricating oil to the inside of oil absorption sponge 7 earlier, make oil absorption sponge 7 inside adsorb there is sufficient lubricating oil, then the effectual bulk strength that improves this plastic sealing element through wear-resisting ring 5 and anti-pressure ring 6's structural design when using, in order to protect sealed effect, then in the use installation, can extrude the inside lubricating oil that contains of oil absorption sponge 7 to flow to wear-resisting ring 5 through external force extrusion, the outside of plastics external seal ring 1 and plastics inner seal ring 2, the inseparable wearing and tearing phenomenon of installation can be reduced through the lubrication of lubricating oil, prolong this sealing element life, still can improve the holistic wear resistance of this sealing element simultaneously through the design of wear-resisting ring 5, through the design of elastic ring 4 and the elasticity that contains in inside, can cushion work when this sealing element external force receives the extrusion, in order to further protect the sealing performance of this plastic sealing element, still can make this sealing element keep all the time closely laminating work with the machine equipment inside through elastic ring 4 in the installation use, in order to prevent that the impurity from getting into the damage phenomenon of machine equipment internal parts.

It will be evident to those skilled in the art that the invention 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 invention 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.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships that are based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, rather than to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as either a fixed connection or a detachable connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. The utility model provides a high strength plastic seal spare, includes plastics outer seal ring (1) and plastics inner seal circle (2), its characterized in that: the utility model discloses a wear-resisting plastic sealing ring, including plastics outer seal circle (1), plastics inner seal circle (2), the inboard of plastics outer seal circle (1) and the outside of plastics inner seal circle (2) are equipped with elastic ring (4) jointly, the both sides of plastics outer seal circle (1) and plastics inner seal circle (2) all are connected and are equipped with rubber extension limit (3), the inside of plastics outer seal circle (1) and plastics inner seal circle (2) all is equipped with oil absorption sponge (7) that extend to its outside, the outside of plastics outer seal circle (1) and the inboard of plastics inner seal circle (2) all evenly are equipped with oil absorption sponge (7) matched with wear-resisting circle (5), the multiunit the inside of wear-resisting circle (5) all is equipped with resistance to compression circle (6).

2. A high strength plastic seal according to claim 1, wherein: the top and the bottom of one group of the outer side of the elastic ring (4) and the top and the bottom of the inner side of the other group of the elastic ring (4) are respectively provided with an extension sponge, and the extension sponges extend to the outer parts of the plastic outer sealing ring (1) and the plastic inner sealing ring (2) and are mutually attached to the wear-resistant ring (5).

3. A high strength plastic seal according to claim 1, wherein: and mounting grooves matched with the elastic rings (4) are formed in the middle positions inside the plastic outer sealing ring (1) and the plastic inner sealing ring (2).

4. A high strength plastic seal according to claim 1, wherein: one side of the wear-resistant rings (5) far away from the plastic outer sealing ring (1) and one side of the plastic inner sealing ring (2) are all made of circular arc structures.

5. A high strength plastic seal according to claim 1, wherein: the outer side of the rubber elongated edge (3) is sprayed with a corrosion-resistant coating.