CN219510130U - High-tightness vacuum tank sealing ring - Google Patents

Abstract

The utility model relates to the technical field of vacuum tanks, in particular to a high-tightness vacuum tank sealing ring. The technical proposal comprises: the protection layer, sealing washer main part and air cavity, the top fixed mounting of sealing washer main part has first bulge loop, and the outside of sealing washer main part bonds there is the waterproof layer, and the outside of waterproof layer bonds there is the protection layer, and the outside fixedly connected with protruding ball of protection layer, the inside of protection layer including the wearing layer, the inside of waterproof layer is including the dampproof course, and the mounting groove has been seted up to the inside of sealing washer main part between the mounting groove, and the air cavity has been seted up to the inside sealing washer main part. According to the utility model, through the mutual matching between the reset spring and the air cavity, when the sealing ring main body is extruded, the air cavity is utilized to enable the sealing ring main body to be perfectly attached to a gap between the vacuum tank and the sealing cover, and meanwhile, after the vacuum tank is opened, the reset spring is utilized to enable the sealing ring main body to be quickly restored to the original shape.

Description

High-tightness vacuum tank sealing ring

Technical Field

The utility model relates to the technical field of vacuum tanks, in particular to a high-tightness vacuum tank sealing ring.

Background

The sealing ring is made of rubber materials, and is mainly used for sealing objects such as water pipes according to different usage scenes, so that water leakage is prevented, wherein the sealing ring for the high-tightness vortex vacuum pump disclosed by the application number of CN217712938U is used for solving the technical defects that the sealing ring is easy to deform when being extruded and poor in tightness when being sealed, and the sealing ring with the similar structure is further found through further searching, the sealing ring is easy to wear and cannot resist external impact due to the fact that the sealing ring with the high-tightness double-layer anti-collision disclosed by the application number of CN211175381U is arranged through a specific technical structure, and the technical defects that the sealing ring is easy to deform and unstable in sealing performance and the like are overcome, but the sealing ring with the similar structure has a plurality of defects in actual use, such as: the sealing device has the advantages that the sealing device does not have a good rebound effect, can not quickly recover the shape due to general rebound after frequent use, has a reduced sealing effect, has a good waterproof and wear-resistant function, is short in service life, needs to be replaced with a new sealing ring frequently, and improves the use cost, so that the vacuum tank sealing ring with high sealing performance is required to be designed.

Disclosure of Invention

The utility model aims to provide a vacuum tank sealing ring with high sealing performance so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a vacuum tank sealing washer of high leakproofness, includes inoxidizing coating, sealing washer main part and air chamber, the top fixed mounting of sealing washer main part has first bulge loop, the outside of sealing washer main part bonds there is the waterproof layer, the outside of waterproof layer bonds there is the inoxidizing coating, the outside fixedly connected with protruding ball of inoxidizing coating, the inside of inoxidizing coating is including the wearing layer, the inside of waterproof layer is including the dampproof course, the mounting groove has been seted up to the inside of sealing washer main part, the air chamber has been seted up to the inside sealing washer main part between the mounting groove.

Through making the sealing washer main part cover in the vacuum tank, the sealing washer main part is made by polyurethane material, good elasticity has extremely strong adsorption affinity at complicated surface, through closing sealed lid and vacuum tank, utilize first bulge loop and sealed laminating of lid, can form double seal effect, form high leakproofness, increase the frictional force of sealing washer main part through protruding ball, make it be difficult for taking place to drop with the vacuum tank, reach damp-proofing effect through the waterproof layer, can isolate outside water and gas, reach the effect of resisting wear through the guard layer, can improve life cycle, reduce frequent trouble of changing, utilize the air chamber, when squeezing the sealing washer main part, can warp the sealing washer main part to both sides, make the sealing washer main part can perfect laminating in the gap department between vacuum tank and the sealed lid

Preferably, the outer side of the wear-resistant layer is coated with a nano coating, and the inner side of the wear-resistant layer is fixedly connected with an anti-corrosion layer. The wear-resisting effect of the wear-resisting layer can be improved by utilizing the nano coating, meanwhile, the anti-corrosion performance of the sealing ring main body is improved by matching with the anti-corrosion layer, the service cycle can be prolonged, and the replacement frequency is reduced.

Preferably, the outside of dampproof course coats and has waterproof film, and pitch rubber layer is fixed to the inboard of dampproof course. The waterproof effect of the dampproof layer can be enhanced by utilizing the waterproof film, and meanwhile, the elasticity can be increased by matching with the asphalt rubber layer.

Preferably, a connecting seat is fixedly arranged in the mounting groove, and a reset spring is fixedly connected between the connecting seats. Through the cooperation between mounting groove and the connecting seat, can be with reset spring spacing in the mounting groove, utilize reset spring can make the sealing washer main part to originally shape fast after opening the vacuum tank.

Preferably, an isolation groove is formed in the top of the sealing ring main body between the first convex ring and the second convex ring, and an anti-slip pad is fixedly arranged at the bottom of the sealing ring main body. The isolating groove is used for preventing external dust from directly entering the inside, and the anti-slip pad is used for avoiding the sliding of the sealing ring main body during use.

Preferably, the waterproof layer is adhered to the sealing ring main body through adhesive, and the top of the sealing ring main body at the inner side of the first convex ring is fixedly connected with a second convex ring. The waterproof layer and the sealing ring main body can be tightly attached through the adhesive, and the second convex ring is attached to the sealing cover, so that a double sealing effect can be formed, and high sealing performance is formed.

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

1. through being provided with the mutually supporting between reset spring and the air chamber, when squeezing the sealing washer main part, utilize the air chamber can warp the sealing washer main part to both sides, make the gap department that the sealing washer main part can be perfect fit between vacuum tank and sealed lid, utilize the inside air that fills of air chamber, can conveniently carry out effective support to the sealing washer main part, the sealed effect when improving the laminating, after opening the vacuum tank simultaneously, utilize reset spring to make the sealing washer main part can resume to original shape fast, make the sealing washer main part can keep better elastic state.

2. Through being provided with the mutually supporting between inoxidizing coating and the waterproof layer, make the sealing washer have good wearability and antiseptic effect through the inoxidizing coating, can improve life cycle, reduce frequent trouble of changing, through the waterproof layer, can isolate outside moisture, when sealed, make the sealing washer main part be difficult for receiving humid air's influence, reduced the loss.

Drawings

FIG. 1 is a schematic diagram of the internal structure of a front view of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

FIG. 3 is a schematic view of a partial structure of a protective layer according to the present utility model;

fig. 4 is a schematic view of a waterproof layer according to the present utility model.

In the figure: 1. a protective layer; 101. a first collar; 102. a second convex ring; 103. an isolation groove; 104. convex ball; 105. an anti-slip pad; 106. a nano coating; 107. a wear-resistant layer; 108. an anti-corrosion layer; 2. a waterproof layer; 201. a waterproof film; 202. a moisture barrier; 203. an asphalt rubber layer; 3. an adhesive; 4. a seal ring main body; 5. a mounting groove; 501. a connecting seat; 502. a return spring; 6. an air cavity.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Example 1

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the vacuum tank sealing ring with high sealing performance provided by the utility model comprises a protective layer 1, a sealing ring main body 4 and an air cavity 6, wherein a first convex ring 101 is fixedly arranged at the top of the sealing ring main body 4, a waterproof layer 2 is adhered to the outer side of the sealing ring main body 4, the protective layer 1 is adhered to the outer side of the waterproof layer 2, a convex ball 104 is fixedly connected to the outer side of the protective layer 1, the inside of the protective layer 1 comprises a wear-resisting layer 107, the inside of the waterproof layer 2 comprises a dampproof layer 202, mounting grooves 5 are formed in the sealing ring main body 4, and the air cavity 6 is formed in the sealing ring main body 4 between the mounting grooves 5;

the waterproof layer 2 is bonded with the sealing ring main body 4 through bonding glue 3, the second convex ring 102 is fixedly connected with the top of the sealing ring main body 4 on the inner side of the first convex ring 101, the isolation groove 103 is formed in the top of the sealing ring main body 4 between the first convex ring 101 and the second convex ring 102, the anti-slip pad 105 is fixedly mounted on the bottom of the sealing ring main body 4, the connecting seat 501 is fixedly mounted in the mounting groove 5, and the reset spring 502 is fixedly connected between the connecting seats 501.

The working principle of the high-tightness vacuum tank sealing ring based on the embodiment 1 is as follows: the sealing ring main body 4 is sleeved in the vacuum tank, the sealing ring main body 4 is made of polyurethane materials, has good elasticity, has extremely strong adsorption force on complex surfaces, can form double sealing effect by using the first convex ring 101 and the second convex ring 102 to be attached to the sealing cover when the sealing cover is closed with the vacuum tank, forms high sealing performance, prevents external dust from directly entering the vacuum tank by using the isolation groove 103, increases the friction force of the sealing ring main body 4 by using the convex ball 104, ensures that the sealing ring main body 4 is not easy to fall off from the vacuum tank, and avoids the sliding condition of the sealing ring main body 4 during use by using the anti-skid pad 105;

the dampproof effect is achieved through the dampproof layer 202 inside the waterproof layer 2, external water and gas can be isolated, the wear-resistant effect is achieved through the wear-resistant layer 107 inside the protective layer 1, the service life can be prolonged, frequent replacement trouble is reduced, the waterproof layer 2 and the sealing ring main body 4 can be tightly attached through the adhesive glue 3, the sealing ring main body 4 can be deformed to two sides when the sealing ring main body 4 is extruded by utilizing the air cavity 6, the sealing ring main body 4 can be perfectly attached to a gap between a vacuum tank and a sealing cover, the reset spring 502 can be limited in the mounting groove 5 through the cooperation between the mounting groove 5 and the connecting seat 501, and the sealing ring main body 4 can be quickly and originally shaped after the vacuum tank is opened by utilizing the reset spring 502.

Example two

As shown in fig. 3 and fig. 4, the vacuum tank sealing ring with high tightness according to the present utility model further includes: the outside of wearing layer 107 is coated with nano-coating 106, and the inboard fixedly connected with anticorrosion layer 108 of wearing layer 107, the outside of dampproof course 202 is coated with waterproof film 201, and pitch rubber layer 203 is fixed to the inboard of dampproof course 202.

In this embodiment, as shown in fig. 3, the wear-resistant effect of the wear-resistant layer 107 can be increased by using the nano-coating 106, and meanwhile, the anti-corrosion performance of the seal ring main body 4 can be increased by matching with the anti-corrosion layer 108, so that the service cycle can be improved, and the replacement frequency can be reduced; as shown in fig. 4, the waterproof effect of the moisture-proof layer 202 can be enhanced by using the waterproof film 201, while the elasticity can be increased by incorporating the asphalt rubber layer 203.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims (6)

1. The utility model provides a vacuum tank sealing washer of high leakproofness, includes inoxidizing coating (1), sealing washer main part (4) and air chamber (6), its characterized in that: the top fixed mounting of sealing washer main part (4) has first bulge loop (101), waterproof layer (2) have been bonded in the outside of sealing washer main part (4), the outside of waterproof layer (2) has bonded inoxidizing coating (1), the outside fixedly connected with protruding ball (104) of inoxidizing coating (1), the inside of inoxidizing coating (1) is including wearing layer (107), the inside of waterproof layer (2) is including dampproof course (202), mounting groove (5) have been seted up to the inside of sealing washer main part (4), air chamber (6) have been seted up to the inside sealing washer main part (4) between mounting groove (5).

2. The high tightness vacuum tank seal ring according to claim 1, wherein: the outer side of the wear-resistant layer (107) is coated with a nano-coating (106), and the inner side of the wear-resistant layer (107) is fixedly connected with an anti-corrosion layer (108).

3. The high tightness vacuum tank seal ring according to claim 1, wherein: the outside of dampproof course (202) is coated with waterproof film (201), and pitch rubber layer (203) is installed fixedly to the inboard of dampproof course (202).

4. The high tightness vacuum tank seal ring according to claim 1, wherein: and a connecting seat (501) is fixedly arranged in the mounting groove (5), and a reset spring (502) is fixedly connected between the connecting seats (501).

5. The high tightness vacuum tank seal ring according to claim 1, wherein: the top of the sealing ring main body (4) between the first convex ring (101) and the second convex ring (102) is provided with a separation groove (103), and the bottom of the sealing ring main body (4) is fixedly provided with an anti-slip pad (105).

6. The high tightness vacuum tank seal ring according to claim 1, wherein: the waterproof layer (2) is adhered to the sealing ring main body (4) through adhesive glue (3), and a second convex ring (102) is fixedly connected to the top of the sealing ring main body (4) at the inner side of the first convex ring (101).