CN216768347U

CN216768347U - Combined sealing ring

Info

Publication number: CN216768347U
Application number: CN202123370498.5U
Authority: CN
Inventors: 刘付日叁; 何现富; 李俏典; 黄业华
Original assignee: Foshan Sealock Hydraulic Sealing Solutions Co ltd
Current assignee: Foshan Sealock Hydraulic Sealing Solutions Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-06-17
Anticipated expiration: 2031-12-29

Abstract

The utility model belongs to the technical field of sealing rings, and relates to a combined sealing ring which comprises a rubber ring, wherein grooves are formed in the left side and the right side of the rubber ring, a plurality of fastening mechanisms are installed on one side of the inner wall of each groove, each fastening mechanism comprises a first gasket, a spring and a second gasket, the first gasket is fixedly connected to one side of the inner wall of each groove, the spring is fixedly connected to the first gasket, one end, far away from the first gasket, of the spring is fixedly connected to the second gasket, retainer rings are arranged on the left side and the right side of the rubber ring, limiting blocks are arranged on the inner sides of the retainer rings and movably connected in the grooves, the sealing performance of equipment is effectively improved, the equipment is more convenient to use, and the phenomenon of expansion caused by heat and contraction caused by cold is further prevented when the equipment is used, so that the sealing performance of the equipment is reduced.

Description

Combined sealing ring

Technical Field

The utility model belongs to the technical field of sealing rings, and particularly relates to a combined sealing ring.

Background

A gasket is a fitting used for sealing action. The bearing sealing structure is usually applied to sealing between a bearing or a shaft and a shaft sleeve which do reciprocating motion, and is used for preventing lubricating oil from leaking oil and preventing external dust, impurities, mud, water vapor, air or bacteria and the like from invading, and is easy to cause loose abrasion and heating denaturation to influence the use of the bearing or the shaft sleeve when being used in a severe environment for a long time.

And current sealing washer is when using, because the characteristic of its material, when the sealing washer is heated, the sealing washer can take place the inflation to can lead to the sealing washer expend with heat and contract with cold phenomenon to appear, lead to the sealing washer leakproofness when using to reduce then, thereby reduced the practicality of equipment.

SUMMERY OF THE UTILITY MODEL

The utility model provides a combined sealing ring, which is used for solving the problems.

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model provides a combined sealing ring, includes the rubber ring, the rubber ring left and right sides has all seted up flutedly, a plurality of fastening device are installed to recessed wall one side, fastening device includes first gasket, spring and second gasket, the first gasket of recessed wall one side fixed connection, the fixed connection spring on the first gasket, first gasket one end fixed connection second gasket is kept away from to the spring, the rubber ring left and right sides all is equipped with the retaining ring, the retaining ring inboard is equipped with the stopper, stopper swing joint is in the recess.

As a preferred technical scheme of the utility model, a plurality of limiting grooves are formed in the inner side of the limiting block, and the second gasket is movably connected in the limiting grooves; the combined sealing performance of the equipment is effectively improved, and the side leakage of the equipment in use is avoided.

As a preferred technical scheme of the utility model, a wear-resistant ring is sleeved on the outer side of the rubber ring, copper powder is arranged in the wear-resistant ring, and the wear-resistant ring is made of PTFE (polytetrafluoroethylene); the wear-resisting efficiency and the acid and alkali resistance efficiency of the equipment are effectively improved, and the service life of the equipment is further prolonged.

As a preferred technical scheme of the utility model, the edges of the left side and the right side of the rubber ring and the wear-resistant ring are chamfered; the sealing performance and the fitting performance between the rubber ring and the wear-resistant and retainer ring are effectively improved.

As a preferred technical scheme of the utility model, graphite and molybdenum disulfide materials are arranged in the rubber ring; the surface friction coefficient of the rubber sealing ring is reduced, and the wear resistance of the sealing ring is improved.

The utility model has the following beneficial effects:

in the utility model, one of the baffle rings is sleeved in the groove, one side of the baffle ring is tightly attached to one side of the groove, the rubber ring is sleeved in the groove, the rubber ring is pushed, a groove formed in one side of the rubber ring is attached to the limiting block, the limiting block is connected with the second gasket, after the rubber ring is installed, the wear-resistant ring is sleeved on the outer side of the rubber ring, the other baffle ring is sleeved on the outer side of the groove, the limiting block of the other baffle ring is simultaneously positioned in the groove in one side of the rubber ring, the equipment is installed, when the equipment is installed, the elasticity of the springs on two sides of the rubber ring is increased, the elasticity of the springs outwards flicks the limiting blocks, the limiting blocks push the baffle rings to cling to two sides of the groove, when the equipment is used, when the temperature of the equipment is increased, the wear-resistant ring effectively limits the rubber ring, and avoids the rubber ring from being expanded due to contraction, from causing the sealing ring edge leakage when using, and the effectual rubber ring that prevents of fastening device in the recess expands to both sides, further ensures the leakproofness of sealing ring, makes equipment more have the practicality when using.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a first schematic structural diagram of the present invention;

FIG. 2 is a second schematic structural view of the present invention;

FIG. 3 is a partial schematic view of the first embodiment of the present invention;

fig. 4 is a partial structural schematic diagram of the present invention.

In the figure: 1. a rubber ring; 2. a groove; 3. a fastening mechanism; 4. a first spacer; 5. a spring; 6. a second gasket; 7. a retainer ring; 8. a limiting block; 9. a wear ring.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): as shown in fig. 1-4, a combined type sealing ring comprises a rubber ring 1, grooves 2 are formed in the left side and the right side of the rubber ring 1, a plurality of fastening mechanisms 3 are installed on one side of the inner wall of each groove 2, each fastening mechanism 3 comprises a first gasket 4, a spring 5 and a second gasket 6, the first gasket 4 is fixedly connected to one side of the inner wall of each groove 2, the springs 5 are fixedly connected to the first gaskets 4, the springs 5 are far away from the second gaskets 6, retaining rings 7 are arranged on the left side and the right side of the rubber ring 1, limiting blocks 8 are arranged on the inner sides of the retaining rings 7, and the limiting blocks 8 are movably connected into the grooves 2.

A plurality of limiting grooves are formed in the inner side of the limiting block 8, and the second gasket 6 is movably connected in the limiting grooves; the combined sealing performance of the equipment is effectively improved, and the side leakage of the equipment in use is avoided; the outer side of the rubber ring 1 is sleeved with a wear-resistant ring 9, copper powder is arranged in the wear-resistant ring 9, and the wear-resistant ring 9 is made of PTFE (polytetrafluoroethylene); the wear-resisting efficiency and the acid and alkali resistance efficiency of the equipment are effectively improved, and the service life of the equipment is further prolonged; chamfering the edges of the left side and the right side of the rubber ring 1 and the wear-resistant ring 9; the sealing performance and the fitting performance between the rubber ring 1 and the wear-resistant retainer ring 7 are effectively improved; graphite and molybdenum disulfide materials are arranged in the rubber ring 1; the surface friction coefficient of the rubber sealing ring is reduced, and the wear resistance of the sealing ring is improved.

Specifically, when the utility model is used, one of the retainer rings 7 is sleeved in the groove, one side of the retainer ring 7 is tightly attached to one side of the groove, the rubber ring 1 is sleeved in the groove, the rubber ring 1 is pushed, the groove 2 formed in one side of the rubber ring 1 is attached to the limiting block 8, the limiting block 8 is connected with the second gasket 6, after the rubber ring 1 is installed, the wear-resistant ring 9 is sleeved on the outer side of the rubber ring 1, the other retainer ring 7 is sleeved on the outer side of the groove, the limiting block 8 of the other retainer ring 7 is simultaneously positioned in the groove 2 formed in one side of the rubber ring 1, at the moment, the equipment installation is completed, when the equipment installation is completed, the springs 5 at the two sides of the rubber ring 1 are simultaneously enlarged, the elastic force of the springs 5 outwards springs the limiting blocks 8, the limiting blocks 8 push the retainer rings 7, the retainer rings 7 are tightly attached to the two sides of the groove, when the equipment is used, when equipment temperature rose, wear ring 9 was effectual carries on spacingly with rubber ring 1, avoided its expend with heat and contract with cold to lead to rubber ring 1 grow, edge leakage when leading to the sealing ring to use from leading to the fact, and the effectual rubber ring 1 that prevents of fastening device 3 in the recess 2 expands to both sides, further ensures the leakproofness of sealing ring, makes equipment more have the practicality when using.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

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

Claims

1. The utility model provides a modular sealing washer, includes rubber ring (1), its characterized in that: the rubber ring (1) left and right sides all sets up recess (2), a plurality of fastening device (3) are installed to recess (2) inner wall one side, fastening device (3) include first gasket (4), spring (5) and second gasket (6), the first gasket of recess (2) inner wall one side fixed connection (4), fixed connection spring (5) are gone up in first gasket (4), first gasket (4) one end fixed connection second gasket (6) are kept away from in spring (5), the rubber ring (1) left and right sides all is equipped with retaining ring (7), retaining ring (7) inboard is equipped with stopper (8), stopper (8) swing joint is in recess (2).

2. The composite seal ring according to claim 1, wherein: a plurality of limiting grooves are formed in the inner side of the limiting block (8), and the second gasket (6) is movably connected in the limiting grooves.

3. The composite seal ring according to claim 1, wherein: the wear-resistant rubber ring is characterized in that a wear-resistant ring (9) is sleeved on the outer side of the rubber ring (1), copper powder is arranged in the wear-resistant ring (9), and the wear-resistant ring (9) is made of PTFE.

4. The composite seal ring according to claim 1, wherein: and the edges of the left side and the right side of the rubber ring (1) and the wear-resistant ring (9) are chamfered.

5. The composite seal ring according to claim 1, wherein: graphite and molybdenum disulfide materials are arranged in the rubber ring (1).