CN217927132U

CN217927132U - Can improve sealed O type sealing washer of adsorption affinity

Info

Publication number: CN217927132U
Application number: CN202221791145.4U
Authority: CN
Inventors: 李丹; 刘长浩
Original assignee: Beijing Haoyi Science And Technology Development Center
Current assignee: Beijing Haoyi Science And Technology Development Center
Priority date: 2022-07-12
Filing date: 2022-07-12
Publication date: 2022-11-29
Anticipated expiration: 2032-07-12

Abstract

The utility model discloses a can improve sealed O type sealing washer of adsorption affinity, including the sealing washer body, sealing washer body bottom is equipped with the inside sunken arch cavity of a plurality of, arch cavity span is less than the width of sealing washer body bottom, the inside mosaic type of arch cavity is equipped with soft magnetic sheet, set up the annular groove of inlaying on the outer wall of sealing washer body top, inlay and set the cover ring on the groove, be provided with on the cover ring with inlay groove assorted installation mechanism, installation mechanism includes evenly distributed and is in cover intra-annular spring chamber, spring intracavity portion is provided with the installation spring. Has the beneficial effects that: the cover ring is embedded into the sealing ring body and is filled and fixed, the sealing ring body can be prevented from being deformed due to stress impact, the dustproof effect of the sealing ring body is poor, the reinforcing layer is designed in a matched mode, the strength of the sealing ring is improved, and the low-temperature resistance and high-temperature resistance of the sealing ring are guaranteed.

Description

Can improve sealed O type sealing washer of adsorption affinity

Technical Field

The utility model relates to a sealing washer field particularly, relates to a can improve sealed O type sealing washer of adsorption affinity.

Background

Sealing washer among the prior art is mostly O type sealing washer, and sealing washer main part upper end has regular U type recess, low in production cost, but easy wearing and tearing, and sealed contact is not good, and sealed effect is poor.

For example, in the sealing ring of patent No. CN206504054U, when the sealing ring is pressed by a force, the outward pushing forces on both sides of the sealing ring main body increase the contact between the sealing ring and the sealing groove, and the arched cavity discharges the internal air due to the force, thereby increasing the adsorption force at the bottom of the sealing ring and improving the sealing performance.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can improve sealed O type sealing washer of adsorption affinity to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a can improve sealed O type sealing washer of adsorption affinity, includes the sealing washer body, sealing washer body bottom is equipped with the inside sunken arch cavity of a plurality of, arch cavity span is less than the width of sealing washer body bottom, the inside mosaic type of arch cavity is equipped with soft magnetic sheet, set up annular on the outer wall of sealing washer body top and inlay the groove, it sets the cover ring to inlay on the groove, be provided with on the cover ring with inlay groove assorted installation mechanism, installation mechanism is including evenly distributed cover intra-annular spring chamber, spring intracavity portion is provided with the installation spring, the fixed limiting plate that is equipped with of one end of installation spring, fixed being equipped with on the limiting plate is worn out the arc of cover ring wears the pole, sealing washer body surface is provided with the enhancement layer.

Furthermore, the outer wall of the limiting plate and the inner wall of the spring cavity are in sliding fit with each other.

Furthermore, the reinforcing layer comprises a corrosion-resistant layer, an explosion-proof reinforcing layer, a low-temperature-resistant layer, a high-temperature-resistant layer and a coating, and the corrosion-resistant layer, the explosion-proof reinforcing layer, the low-temperature-resistant layer and the high-temperature-resistant layer are sequentially arranged on the outer side surface of the sealing ring body from inside to outside.

Further, the cladding material includes gold cladding material, silver plating layer, copper cladding material, tin cladding material and nickel cladding material, the gold cladding material the silver cladding material the copper cladding material the tin cladding material with the nickel cladding material is established from inside to outside in proper order the high temperature resistant layer lateral surface.

Further, the inside space of weaving that has of sealing washer body, it is equipped with the enhancement skeleton to weave the inside space, the colloid of sealing washer body fill in the clearance of strengthening the skeleton, just the colloid of sealing washer body is attached to each strengthen on the skeleton.

Furthermore, the reinforcing framework is composed of a plurality of metal wires and connecting wires, the metal wires are annular, and a plurality of connecting wires are connected between every two adjacent metal wires.

Compared with the prior art, the utility model discloses following beneficial effect has:

according to the sealing ring, the bottom of the sealing ring body is provided with the arched cavity, under the condition of forced extrusion, outward thrust on two sides of the bottom of the sealing ring body can be increased, the area of a connecting object between the sealing ring and the bottom is increased, the installation sealing performance is improved, meanwhile, internal air is discharged from the arched cavity due to stress, the adsorption force of the bottom of the sealing ring is increased, the sealing performance is improved, when the bottom of the sealing ring body is matched with an iron connecting object, the internal air is discharged from the arched cavity due to stress, the soft magnetic sheet in the arched cavity can be matched with the iron connecting object, the soft magnetic sheet and the iron connecting object are mutually attracted, and the adsorption sealing effect is further improved;

the installation spring of spring intracavity shortens and resets again, when shortening, be convenient for the cover ring to put into and inlay the inslot, then loosen the installation spring, the installation spring resets, drive the arc and wear the mouth of wearing that the pole penetrated, realize the installation of cover ring, through setting up the cover ring, the inside of cover ring embedding sealing washer body is filled fixedly, can prevent that the sealing washer body from producing deformation because of the atress impact, cause the dustproof effect variation of sealing washer body, through setting up the cover ring, can conveniently install the cover ring in the inside of sealing washer body, prevent that the cover ring from breaking away from the inside of sealing washer body, the inside of cover ring embedding sealing washer body is filled fixedly, can prevent that the sealing washer body from producing deformation because of the atress impact, cause the dustproof effect variation of sealing washer body, the enhancement layer of cooperation design, the intensity of sealing washer has been improved, and guarantee that the sealing washer is low temperature resistant, high temperature resistant ability.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a front view of a sealing O-ring according to an embodiment of the present invention, which can improve the adsorption force;

fig. 2 is a schematic diagram of an arch cavity of a sealing O-ring capable of improving the adsorption force according to an embodiment of the present invention;

fig. 3 is a schematic view of a reinforcing layer of a sealing O-ring capable of improving the adsorption force according to an embodiment of the present invention;

fig. 4 is a schematic view of a mounting mechanism of a sealing O-ring capable of improving the adsorption force according to an embodiment of the present invention;

fig. 5 is a schematic diagram of a plating layer of a sealing O-ring capable of improving adsorption force according to an embodiment of the present invention;

fig. 6 is a schematic view of a reinforced framework of a sealing O-ring capable of improving the adsorption force according to an embodiment of the present invention.

Reference numerals:

1. a seal ring body; 2. an arched cavity; 3. a soft magnetic sheet; 4. embedding a groove; 5. a cover ring; 6. a spring cavity; 7. installing a spring; 8. a limiting plate; 9. an arc-shaped through rod; 10. a corrosion-resistant layer; 11. an explosion-proof reinforced layer; 12. a low temperature resistant layer; 13. a high temperature resistant layer; 14. plating; 15. gold plating; 16. silver plating; 17. copper plating; 18. tin plating; 19. a nickel plating layer; 20. reinforcing the framework; 21. a metal wire; 22. and connecting the silk threads.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

in order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

The first embodiment is as follows:

please refer to fig. 1-6, according to the utility model discloses a can improve sealed O type sealing washer of adsorption affinity, including sealing washer body 1, sealing washer body 1 bottom is equipped with a plurality of inwards sunken arch cavity 2, arch cavity 2 span is less than the width of sealing washer body 1 bottom, 2 inside mosaic type of arch cavity is equipped with soft magnetic sheet 3, set up annular inlay groove 4 on the outer wall of sealing washer body 1 top, set cover ring 5 on inlaying the groove 4, be provided with on the cover ring 5 with inlay groove 4 assorted installation mechanism, installation mechanism includes evenly distributed and is in spring chamber 6 in the cover ring 5, spring chamber 6 inside is provided with installation spring 7, the fixed limiting plate 8 that is equipped with of one end of installation spring 7, the fixed arc pole 9 that wears out on the limiting plate 8 cover ring 5, inlay the inslot 4 inner wall and set up the worker the mouth that wears into of arc pole 9 tip, sealing washer body 1 surface is provided with the enhancement layer.

Example two:

referring to fig. 3-5, the outer wall of the limiting plate 8 and the inner wall of the spring cavity 6 are in sliding fit with each other, the reinforcing layer is divided into a corrosion-resistant layer 10, an explosion-proof reinforcing layer 11, a low temperature-resistant layer 12, a high temperature-resistant layer 13 and a plating layer 14, the corrosion-resistant layer 10, the explosion-proof reinforcing layer 11, the low temperature-resistant layer 12 and the high temperature-resistant layer 13 are sequentially arranged on the outer side surface of the sealing ring body 1 from inside to outside, the plating layer 14 includes a gold plating layer 15, a silver plating layer 16, a copper plating layer 17, a tin plating layer 18 and a nickel plating layer 19, and the gold plating layer 15, the silver plating layer 16, the copper plating layer 17, the tin plating layer 18 and the nickel plating layer 19 are sequentially arranged on the outer side surface of the high temperature-resistant layer 13 from inside to outside.

Through the above technical scheme of the utility model, beneficial effect: the anti-corrosion layer is a butadiene-acrylonitrile rubber layer prepared from butadiene and acrylonitrile by emulsion polymerization, so that the sealing ring has the advantages of excellent oil resistance, higher abrasion resistance, better heat resistance and strong bonding force, wherein the explosion-proof reinforced layer is made of a polytetrafluoroethylene material, so that the sealing ring has good explosion-proof capability, the low-temperature resistant layer is made of a polytetrafluoroethylene material, so that the sealing ring has good low-temperature resistance, and the high-temperature resistant layer is made of a high-temperature resistant coating, so that the high-temperature resistance of the sealing ring is enhanced;

the coating can be specifically selected according to the sealing of media such as liquid, gas, plastic, microwave, radioactive substances and the like, the silver coating is a surface layer of a part of the O-shaped sealing ring, on one hand, the hardness and tensile strength of the O-shaped sealing ring can be increased by the silver coating, and the wear resistance, corrosion resistance and other performances of the sealing ring are increased by matching with the gold coating 15, the copper coating 17, the tin coating 18 and the nickel coating 19.

Example three:

referring to fig. 1, 3 and 6, a knitting space is formed inside the sealing ring body 1, a reinforcing framework 20 is disposed inside the knitting space, the colloid of the sealing ring body 1 is filled in the gap of the reinforcing framework 20, the colloid of the sealing ring body 1 is attached to each reinforcing framework 20, each reinforcing framework 20 is composed of a plurality of metal wires 21 and connecting wires 22, the metal wires 21 are annular, and a plurality of connecting wires 22 are connected between adjacent metal wires 21.

Through the above technical scheme of the utility model, beneficial effect: the structure of the reinforcing framework 20 is used for adjusting the hardness of the O-shaped sealing ring, and the reinforcing framework 20 is a closed annular structure which can obviously increase the tensile strength of the O-shaped sealing ring.

In practical application, the arched cavity 2 is arranged at the bottom of the sealing ring body 1, so that under the condition of stress extrusion, outward thrust on two sides of the bottom of the sealing ring body 1 can be increased, the area of a connecting object between the sealing ring and the bottom is increased, and the installation sealing performance is improved;

the installation spring 7 in the spring cavity 6 shortens and resets again, when shortening, be convenient for the cover ring 5 to put into inlaying the inslot 4, then loosen installation spring 7, installation spring 7 resets, drive the arc and wear the mouth of wearing that pole 9 worn into, realize the installation of cover ring 5, through setting up cover ring 5, cover ring 5 imbeds the inside of sealing washer body 1 and packs fixedly, can prevent that sealing washer body 1 from producing deformation because of the atress is strikeed, cause the dustproof effect variation of sealing washer body 1, through setting up cover ring 5, can conveniently install the cover ring in the inside of sealing washer body 1, prevent that cover ring 5 from breaking away from the inside of sealing washer body, cover ring 5 imbeds the inside of sealing washer body and installs fixedly, can prevent that the sealing washer body from producing deformation because of the atress is strikeed, cause the dustproof effect variation of sealing washer body, the enhancement layer of cooperation design, the intensity of sealing washer has been improved, and guarantee that the sealing washer is low temperature resistant, high temperature resistant ability.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a can improve sealed O type sealing washer of adsorption affinity, a serial communication port, including sealing washer body (1), sealing washer body (1) bottom is equipped with a plurality of inside sunken arch cavity (2), arch cavity (2) span is less than the width of sealing washer body (1) bottom, arch cavity (2) inside mosaic is equipped with soft magnetic sheet (3), set up annular on sealing washer body (1) top outer wall and inlay groove (4), inlay and set cover ring (5) on groove (4), be provided with on cover ring (5) with inlay groove (4) assorted installation mechanism, installation mechanism includes evenly distributed and is in spring chamber (6) in cover ring (5), spring chamber (6) inside is provided with installation spring (7), the one end of installation spring (7) is fixed to be equipped with limiting plate (8), fixed being equipped with on limiting plate (8) is worn out the arc of cover ring (5) is worn pole (9), it has seted up the worker to inlay groove (4) inner wall the arc pole (9) tip is worn into, the enhancement layer (1) surface is provided with the enhancement layer.

2. The O-shaped sealing ring capable of improving the adsorption force is characterized in that the outer wall of the limiting plate (8) and the inner wall of the spring cavity (6) are in sliding fit with each other.

3. The sealing O-shaped seal ring capable of improving the adsorption force according to claim 2, wherein the reinforcing layer is divided into a corrosion-resistant layer (10), an explosion-proof reinforcing layer (11), a low temperature-resistant layer (12), a high temperature-resistant layer (13) and a plating layer (14), and the corrosion-resistant layer (10), the explosion-proof reinforcing layer (11), the low temperature-resistant layer (12) and the high temperature-resistant layer (13) are arranged on the outer side surface of the seal ring body (1) in sequence from inside to outside.

4. The sealing O-shaped sealing ring capable of improving the adsorption force according to claim 3, characterized in that the plating layer (14) comprises a gold plating layer (15), a silver plating layer (16), a copper plating layer (17), a tin plating layer (18) and a nickel plating layer (19), wherein the gold plating layer (15), the silver plating layer (16), the copper plating layer (17), the tin plating layer (18) and the nickel plating layer (19) are sequentially arranged on the outer side surface of the high temperature resistant layer (13) from inside to outside.

5. The O-shaped sealing ring capable of improving the adsorption force according to claim 4, wherein the sealing ring body (1) is provided with a woven space inside, the woven space is provided with a reinforcing framework (20), the colloid of the sealing ring body (1) is filled in the gap of the reinforcing framework (20), and the colloid of the sealing ring body (1) is attached to each reinforcing framework (20).

6. The O-ring seal with improved adsorption force of claim 5, wherein the reinforcing frame (20) is composed of a plurality of metal wires (21) and connecting wires (22), the metal wires (21) are ring-shaped, and a plurality of connecting wires (22) are connected between adjacent metal wires (21).