CN221003759U

CN221003759U - High-pressure combined sealing ring capable of repeatedly passing through holes

Info

Publication number: CN221003759U
Application number: CN202322903360.XU
Authority: CN
Inventors: 周卫东; 陆益健
Original assignee: Changshu Huihai Machinery Equipment Co ltd
Current assignee: Changshu Huihai Machinery Equipment Co ltd
Priority date: 2023-10-29
Filing date: 2023-10-29
Publication date: 2024-05-24
Anticipated expiration: 2033-10-29

Abstract

The utility model relates to the technical field of sealing rings and discloses a repeatable high-pressure combined sealing ring with a through hole, which comprises an upper sealing ring, wherein a pressing plate is fixedly connected to the bottom of the upper sealing ring, a plurality of sleeves are fixedly connected to the bottom of the pressing plate, sliding blocks are slidably connected to the bottoms of the sleeves, springs are arranged in the sleeves, sliding grooves are formed in the sliding blocks, a limiting assembly is arranged in the sliding blocks, a bottom plate is fixedly connected to the bottoms of the sliding blocks, a lower sealing ring is fixedly connected to the bottom of the bottom plate, an outer sealing ring is fixedly connected to the outer side of the top of the lower sealing ring, and an inner sealing ring is fixedly connected to the inner side of the top of the lower sealing ring. According to the utility model, the combined sealing ring can be repeatedly passed through the hole without damage and breakage, so that the sealing effect of the combined sealing ring is ensured, and the service life of the sealing ring is greatly prolonged.

Description

High-pressure combined sealing ring capable of repeatedly passing through holes

Technical Field

The utility model relates to the technical field of sealing rings, in particular to a high-pressure combined sealing ring capable of repeatedly passing through holes.

Background

A sealing ring, also known as a gasket, sealing ring or O-ring, is a device for sealing between two or more interconnected components. It is generally made of annular rubber, plastic, metal or other material, with a circular or annular cross-section. The sealing ring has the main function of preventing liquid, gas, dust, impurities or other media from leaking or penetrating from the gaps between the connecting parts.

However, the existing part of combined sealing ring cannot work for a long time in a high-pressure environment, and the sealing ring is broken to cause leakage of liquid or gas and other mediums, so that the sealing effect is greatly affected, and the service life of the combined sealing ring is short.

Disclosure of utility model

The utility model aims to solve the defects in the prior art, and provides a repeatedly-through-hole high-pressure combined sealing ring, which aims to solve the problems that the existing part of combined sealing ring is difficult to bear high pressure and has short service life.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides a can relapse high pressure combination sealing washer of via hole, includes the upper seal ring, the bottom fixedly connected with clamp plate of upper seal ring, the bottom fixedly connected with of clamp plate a plurality of sleeves, a plurality of telescopic bottom all sliding connection has the sliding block, a plurality of telescopic inside all is provided with the spring, a plurality of sliding block's inside has all been seted up the sliding groove, the inside of sliding block is provided with spacing subassembly, a plurality of the bottom fixedly connected with bottom plate of sliding block, the bottom fixedly connected with lower seal ring of bottom plate, the top outside fixedly connected with outer seal ring of lower seal ring, the top inboard fixedly connected with inner seal ring of lower seal ring;

Further, the limiting assembly comprises a limiting ring, the top of the limiting ring is fixedly connected to the bottom of the sleeve, and a limiting groove is formed in the sliding block;

further, the upper sealing ring and the lower sealing ring are made of rubber;

Further, the pressing plate and the bottom plate are made of stainless steel;

Further, the outer sealing ring and the inner sealing ring are made of polyurethane;

Further, one end of the spring is fixedly connected to the inner top side of the sleeve, and the other end of the spring is fixedly connected to the inner bottom side of the sliding block;

Further, the outer part of the limiting ring is connected with the inner part of the sliding groove in a sliding way;

further, the outer part of the limiting ring is connected with the inner part of the limiting groove in a sliding way;

The utility model has the following beneficial effects:

1. According to the utility model, through the matched use of the structures such as the upper sealing ring, the pressing plate, the sleeve, the sliding block, the spring, the bottom plate, the outer sealing ring, the inner sealing ring and the like, the combined sealing ring can be repeatedly passed through holes without damage and rupture, and the service life of the sealing ring is greatly prolonged.

Drawings

FIG. 1 is a perspective view of a repeatable high pressure combined seal ring with a via hole according to the present utility model;

FIG. 2 is a cross-sectional view of an upper seal ring structure of a repeatable high pressure combined seal ring with a via hole according to the present utility model;

Fig. 3 is a cross-sectional view of a sleeve structure of a repeatable high-pressure combined sealing ring with a through hole.

Legend description:

1. An upper sealing ring; 2. a pressing plate; 3. a sleeve; 4. a sliding block; 5. a spring; 6. a sliding groove; 7. a limiting ring; 8. a limit groove; 9. a bottom plate; 10. a lower sealing ring; 11. an outer seal ring; 12. an inner sealing ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, one embodiment provided by the present utility model is: the utility model provides a can relapse high pressure combination sealing washer of via hole, including last sealing washer 1, go up the bottom fixedly connected with clamp plate 2 of sealing washer 1, the bottom fixedly connected with of clamp plate 2a plurality of sleeves 3, the equal sliding connection in bottom of a plurality of sleeves 3 has slider 4, the inside of a plurality of sleeves 3 all is provided with spring 5, sliding groove 6 has all been seted up to the inside of a plurality of sliders 4, the inside of slider 4 is provided with spacing subassembly, spacing subassembly includes spacing ring 7, the top fixed connection of spacing ring 7 is in the bottom of sleeve 3, spacing groove 8 has been seted up to the inside of slider 4, design spacing groove 8 here is in order to prevent sleeve 3 slippage to the outside of slider 4, the bottom fixedly connected with bottom plate 9 of a plurality of sliders 4, the bottom fixedly connected with of bottom plate 9 has down sealing washer 10, the top outside fixedly connected with outer sealing washer 11 of lower sealing washer 10, the inside fixedly connected with inner sealing washer 12 in top of lower sealing washer 10, design outer sealing washer 11 and inner sealing washer 12 are not only in order to provide support and rebound for this sealing washer, also in order to carry out spacing to the sleeve 3 and slider 4 of inside.

Referring to fig. 2 to 3, the upper seal ring 1 and the lower seal ring 10 are made of rubber, the rubber is adopted here to enable the seal ring to provide good sealing performance, the rubber has excellent elasticity and sealing performance, fluid or gas leakage can be effectively prevented, the pressure plate 2 and the bottom plate 9 are made of stainless steel, the stainless steel is adopted here to enable the stainless steel to have high corrosion resistance, the stainless steel is suitable for the seal ring used in a severe environment, the stainless steel is strong to enable the seal ring to bear high pressure, good support is provided, the shape and sealing performance of the rubber seal ring are maintained, the outer seal ring 11 and the inner seal ring 12 are made of polyurethane, and polyurethane generally has high wear resistance, so that a seal ring with longer service life can be provided in a high friction environment, and the polyurethane seal ring can bear high pressure, and is suitable for applications requiring high-pressure sealing.

Referring to fig. 2, one end fixed connection of the spring 5 is at the inside top side of sleeve 3, the other end fixed connection of the spring 5 is at the inside bottom side of sliding block 4, the resilience of this sealing washer is realized through the compression and the resilience of spring 5 here design, and then can improve its life, the outside sliding connection of spacing ring 7 is in the inside of sliding tray 6, the outside sliding connection of spacing ring 7 is in the inside of spacing tray 8, the outside that this design spacing ring 7 is in order to make sleeve 3 can not slip to the outside of sliding block 4.

Working principle: the connection of the upper seal ring 1 and the pressure plate 2 ensures a firm connection between the top of the seal ring and the pressure plate 2, so that it can withstand high pressure without separation, and the sleeve 3, the slider 4 and the spring 5 are designed to help maintain the close fitting of the seal ring by means of compression and rebound of the spring 5, so as to prevent leakage, and when the combined seal ring is installed in the hole, the upper seal ring 1 is subjected to external pressure, thereby compacting the whole seal structure. The combination of the sleeve 3, the sliding block 4 and the spring 5 ensures the adaptability of the sealing ring, can provide reliable sealing in a high-pressure environment, has the characteristics of corrosion resistance and wear resistance, and is suitable for various application occasions. The double sealing structure of the seal ring ensures high-efficiency sealing performance by the inner seal ring 12 and the outer seal ring 11.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a can relapse high pressure combination sealing washer of via hole, includes sealing washer (1), its characterized in that: the bottom fixedly connected with clamp plate (2) of last seal ring (1), the bottom fixedly connected with of clamp plate (2) a plurality of sleeve (3), a plurality of equal sliding connection in bottom of sleeve (3) has slider (4), a plurality of the inside of sleeve (3) all is provided with spring (5), a plurality of sliding groove (6) have all been seted up to the inside of slider (4), the inside of slider (4) is provided with spacing subassembly, a plurality of the bottom fixedly connected with bottom plate (9) of slider (4), the bottom fixedly connected with of bottom plate (9) is down sealed circle (10), the top outside fixedly connected with outer seal ring (11) of lower seal ring (10), the inside fixedly connected with inner seal ring (12) in the top of lower seal ring (10).

2. The repeatable high pressure composite seal ring of claim 1, wherein: the limiting assembly comprises a limiting ring (7), the top of the limiting ring (7) is fixedly connected to the bottom of the sleeve (3), and a limiting groove (8) is formed in the sliding block (4).

3. The repeatable high pressure composite seal ring of claim 1, wherein: the upper sealing ring (1) and the lower sealing ring (10) are made of rubber materials.

4. The repeatable high pressure composite seal ring of claim 1, wherein: the pressing plate (2) and the bottom plate (9) are made of stainless steel.

5. The repeatable high pressure composite seal ring of claim 1, wherein: the outer sealing ring (11) and the inner sealing ring (12) are made of polyurethane.

6. The repeatable high pressure composite seal ring of claim 1, wherein: one end of the spring (5) is fixedly connected to the inner top side of the sleeve (3), and the other end of the spring (5) is fixedly connected to the inner bottom side of the sliding block (4).

7. The repeatable high pressure composite seal ring of claim 2, wherein: the outer part of the limiting ring (7) is connected with the inner part of the sliding groove (6) in a sliding way.

8. The repeatable high pressure composite seal ring of claim 2, wherein: the outer part of the limiting ring (7) is connected with the inner part of the limiting groove (8) in a sliding way.