CN217481951U

CN217481951U - Hollow O-shaped ring with adjustable internal pressure

Info

Publication number: CN217481951U
Application number: CN202122405086.4U
Authority: CN
Inventors: 刘向兵
Original assignee: Kunshan Hengshengya Hardware And Plastic Products Co ltd
Current assignee: Kunshan Hengshengya Hardware And Plastic Products Co ltd
Priority date: 2021-10-07
Filing date: 2021-10-07
Publication date: 2022-09-23
Anticipated expiration: 2031-10-07

Abstract

The utility model discloses a hollow O type circle of internal pressure adjustable relates to sealed technical field. The utility model discloses a sealed pad, lubricated subassembly and the adjustable pressure area of hollow O type circle main part, abrasionproof, the sealed pad of hollow O type circle main part upper portion fixedly connected with abrasionproof, the lubricated subassembly of hollow O type circle main part inner circle fixedly connected with, the adjustable pressure area of the inside fixedly connected with of hollow O type circle main part. The utility model solves the problem that the existing hollow O-shaped ring can not adjust the internal pressure, resulting in certain use limitation of the hollow O-shaped ring; most of the hollow O-shaped rings are made of rubber, and certain friction force is generated when the hollow O-shaped rings are sleeved on a mechanical structure, so that the hollow O-shaped rings are inconvenient to draw; the fixed connection part of the hollow O-shaped ring and a mechanical structure is often abraded, and the service life of the hollow O-shaped ring is influenced.

Description

Hollow O-shaped ring with adjustable internal pressure

Technical Field

The utility model belongs to the technical field of it is sealed, especially, relate to a hollow O type circle of internal pressure adjustable.

Background

The O-ring is a rubber seal ring with a circular cross section, and is called an O-ring because the cross section is O-shaped. Beginning in the middle of the 19 th century, it was used as a sealing element for steam engine cylinders. O-rings are the most common mechanical design for sealing because of their low cost, simplicity of manufacture, reliable function, and simplicity of installation requirements. The O-ring is subjected to pressures of several tens of megapascals (thousand pounds). O-rings can be used in static applications as well as in dynamic applications where there is relative movement between components, such as the shaft of a rotary pump and the piston of a hydraulic cylinder, but in actual use they still suffer from the following disadvantages:

1. the existing hollow O-shaped ring cannot adjust the pressure inside, so that the hollow O-shaped ring has certain use limitation;

2. most of the existing hollow O-shaped rings are made of rubber, and certain friction force is generated when the existing hollow O-shaped rings are sleeved on a mechanical structure, so that the existing hollow O-shaped rings are inconvenient to draw;

3. the fixed connection part of the existing hollow O-shaped ring and a mechanical structure is often abraded, and the service life of the hollow O-shaped ring is influenced.

Therefore, the existing hollow O-ring cannot meet the requirements in practical use, so that an improved technology is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a hollow O-shaped ring with adjustable internal pressure, which solves the problem that the existing hollow O-shaped ring can not adjust the internal pressure by arranging a hollow O-shaped ring main body, a sealing gasket groove, a sealing connecting groove, a lubricating clamping groove, a pressure belt port, an anti-abrasion sealing gasket, a sealing gasket main body, a sealing gasket clamping strip, a lubricating component, a lubricating clamping strip, a lubricating gasket main body, an adjustable pressure belt, an adjusting hole, a ferrule and a clamping head; most of the hollow O-shaped rings are made of rubber, and certain friction force is generated when the hollow O-shaped rings are sleeved on a mechanical structure, so that the hollow O-shaped rings are inconvenient to draw; the fixed connection part of the hollow O-shaped ring and a mechanical structure is often abraded, and the service life of the hollow O-shaped ring is influenced.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a hollow O type circle of internal pressure adjustable, including hollow O type circle main part, the sealed pad of abrasionproof, lubricated subassembly and adjustable pressure area, the sealed pad of abrasionproof of hollow O type circle main part upper portion fixedly connected with abrasionproof, hollow O type circle main part are the rubber material, are rich in elasticity and resilience, and the sealed pad of abrasionproof is direct to contact with hollow O type circle superstructure, the lubricated subassembly of hollow O type circle main part inner circle fixedly connected with, the material of lubricated subassembly is flexible plastic, the inside fixedly connected with adjustable pressure area of hollow O type circle main part.

Further, hollow O type circle main part upper portion is provided with the gasket groove, the sealed pad main part that fills up in the gasket groove of fixedly connected with abrasionproof, be provided with sealed spread groove in the hollow O type circle main part of gasket groove top, have sealed pad card strip and the exterior structure that the gasket was sealed to the abrasionproof in the sealed spread groove, hollow O type circle main part inner circle is provided with lubricated joint groove, the lubricated joint strip on the lubricated joint inslot fixedly connected with lubricating component of lubricated joint inslot, the inside pressure trough that is provided with of hollow O type circle main part, the adjustable pressure area of fixedly connected with in the pressure trough, be provided with the pressure area mouth in the outside hollow O type circle main part of pressure trough.

Further, the sealed pad of abrasionproof is including sealed main part of packing and sealed card strip of packing, the sealed lower part of sealing up of abrasionproof is provided with sealed main part of packing, and sealed inslot of packing of main part fixed connection on hollow O type circle main part, sealed pad card strip of fixedly connected with in the middle of the sealed main part top of packing, sealed pad card strip is located the sealed spread groove of hollow O type circle main part, and sealed pad card strip width slightly is less than sealed the main part of packing.

Further, lubricating component includes lubricated joint strip and lubricated pad main part, the lubricating component outer lane is provided with lubricated joint strip, and lubricated joint strip fixed connection is in the lubricated joint inslot on hollow O type circle main part, lubricated joint strip inner circle fixedly connected with lubricated pad main part, the material of lubricated pad main part is flexible plastic.

Furthermore, a plurality of adjusting holes are formed in one end of the adjustable pressure belt, two clamping connectors at the other end of the adjustable pressure belt are fixedly clamped in the adjusting holes, a ferrule is fixedly connected to one end of the adjustable pressure belt and sleeved outside the other end of the adjustable pressure belt, two clamping connectors are fixedly connected to the adjustable pressure belt at one end of the ferrule, and the two clamping connectors are clamped and fixed in the adjusting holes at the other end of the adjustable pressure belt.

The utility model discloses following beneficial effect has:

1. the utility model solves the problem that the prior hollow O-shaped ring can not adjust the internal pressure and leads to the hollow O-shaped ring to have certain use limitation by arranging the hollow O-shaped ring main body, the pressure belt groove, the pressure belt port, the adjustable pressure belt, the adjusting hole, the ferrule and the clamping head, the hollow O-shaped ring main body fixes the adjustable pressure belt in the adjustable pressure belt main body through the pressure belt groove, one end of the adjustable pressure belt is fixedly connected with the ferrule which is sleeved outside the other end of the adjustable pressure belt, so that the adjustable pressure belt is connected end to end into a whole, the adjustable pressure belt at one end of the ferrule is fixedly connected with two clamping heads which are clamped and fixed in the adjusting hole at the other end of the adjustable pressure belt, one end of the adjustable pressure belt is fixed with the clamping head of the adjusting hole through the clamping head to be fixedly connected with the other end, the diameter of the adjustable pressure belt after being connected is adjusted through the relative positions of the adjusting hole and the clamping heads, thereby adjust the inside pressure of hollow O type circle main part, pressure area mouth on the hollow O type circle main part is used for taking of adjustable pressure area in the pressure groove inslot, is convenient for adjust adjustable pressure area.

2. The utility model solves the problems that the prior hollow O-shaped ring is mostly made of rubber material by arranging the main body of the hollow O-shaped ring, the lubricating clamping groove, the lubricating component, the lubricating clamping strip and the main body of the lubricating pad, the hollow O-shaped ring main body of the utility model is fixedly connected with the lubricating component through the lubricating clamping groove, thereby the lubricating component is fixed on the inner wall of the lubricating pad, the friction force between the lubricating component and the external structure is reduced, the lubricating component is fixedly connected with the hollow O-shaped ring main body into a whole through the lubricating clamping strip, the material of the lubricating pad main body is flexible plastic, different from the hollow O-shaped ring main body made of rubber material, the dynamic friction factor of the lubricating pad main body is smaller, when liquid is met, the hollow O-shaped ring becomes smoother, the friction between the hollow O-shaped ring and an external structure is reduced, and the hollow O-shaped ring is more convenient to extract.

3. The utility model solves the problem that the service life of the hollow O-shaped ring is affected by the abrasion of the fixed connection part of the existing hollow O-shaped ring and a mechanical structure by arranging the hollow O-shaped ring main body, the sealing gasket groove, the sealing connection groove, the anti-abrasion sealing gasket, the sealing gasket main body and the sealing gasket clamping strip, the utility model ensures that the anti-abrasion sealing gasket is stably connected inside the hollow O-shaped ring main body through the sealing gasket groove, the anti-abrasion sealing gasket is fixedly connected inside the hollow O-shaped ring main body through the sealing gasket main body, the sealing gasket clamping strip is positioned in the sealing connection groove of the hollow O-shaped ring main body, the sealing gasket clamping strip is used for leading the anti-abrasion sealing gasket to be more convenient to take out the hollow O-shaped ring main body, the width of the sealing gasket clamping strip is slightly smaller than that of the sealing gasket main body, the corresponding width is slightly smaller than the sealing connection groove of the sealing gasket groove, and the anti-abrasion sealing gasket is better fixed in the hollow O-shaped ring main body, and the middle thickness of the anti-abrasion sealing gasket is increased by the sealing gasket clamping strip, so that the anti-abrasion sealing gasket can better cope with the friction damage of an external structure.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

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

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic structural view of the hollow O-ring main body of the present invention;

fig. 3 is a schematic structural view of the anti-abrasion sealing gasket of the present invention;

fig. 4 is a schematic structural view of the lubricating assembly of the present invention;

fig. 5 is a schematic structural diagram of the adjustable pressure belt of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

100. a hollow O-ring body; 101. a gasket groove; 102. sealing the connecting groove; 103. lubricating the clamping groove; 104. a pressure belt is provided with a groove; 105. a pressure belt port; 200. an anti-wear seal gasket; 201. a gasket body; 202. a sealing gasket clamping strip; 300. a lubrication assembly; 301. lubricating the clamping strip; 302. a lubrication pad body; 400. an adjustable pressure band; 401. an adjustment hole; 402. a ferrule; 403. and (4) clamping a connector.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-5, the present invention relates to a hollow O-ring with adjustable internal pressure, comprising a hollow O-ring main body 100, an anti-wear sealing gasket 200, a lubricating assembly 300 and an adjustable pressure belt 400, wherein the upper portion of the hollow O-ring main body 100 is fixedly connected with the anti-wear sealing gasket 200, the hollow O-ring main body 100 is made of rubber, and has elasticity and resilience to seal the structure to prevent leakage, the anti-wear sealing gasket 200 directly contacts with the upper structure of the hollow O-ring to prevent the hollow O-ring from wearing the hollow O-ring main body 100 when sealing the upper structure, and simultaneously, the sealing effect is better, the inner ring of the hollow O-ring main body 100 is fixedly connected with the lubricating assembly 300, the lubricating assembly 300 is made of flexible plastic, the hollow O-ring main body 100 is different from rubber, the dynamic friction factor of the lubricating assembly 300 is smaller, and becomes smoother when encountering liquid, the friction between the hollow O-shaped ring and an external structure is reduced, so that the hollow O-shaped ring is more convenient to draw, the adjustable pressure belt 400 is fixedly connected inside the hollow O-shaped ring main body 100, and the diameter of the hollow O-shaped ring main body 100 after head-to-tail connection can be adjusted by the adjustable pressure belt 400, so that the inward pressure of the hollow O-shaped ring main body 100 is adjusted.

As shown in fig. 1 and 2, a sealing gasket groove 101 is provided on the upper portion of a hollow O-ring main body 100, a sealing gasket main body 201 on an anti-abrasion sealing gasket 200 is fixedly connected in the sealing gasket groove 101, the anti-abrasion sealing gasket 200 is stably connected in the hollow O-ring main body 100 through the sealing gasket groove 101 to play an anti-abrasion role, a sealing connecting groove 102 is provided on the hollow O-ring main body 100 above the sealing gasket groove 101, a sealing gasket clamping strip 202 and an external structure on the anti-abrasion sealing gasket 200 are provided in the sealing connecting groove 102, the hollow O-ring main body 100 is stably connected with the external structure through the sealing connecting groove 102 to seal the hollow O-ring to prevent internal liquid leakage, a lubricating clamping groove 103 is provided on the inner ring of the hollow O-ring main body 100, a lubricating clamping strip 301 on a lubricating assembly 300 is fixedly connected in the lubricating clamping groove 103, the hollow O-ring main body 100 is fixedly connected with the lubricating assembly 300 through the lubricating clamping groove 103, therefore, the lubricating assembly 300 is fixed on the inner wall of the hollow O-ring main body 100, the friction force between the lubricating assembly and an external structure is reduced, the pressure groove 104 is arranged inside the hollow O-ring main body 100, the adjustable pressure belt 400 is fixedly connected inside the pressure groove 104, the hollow O-ring main body 100 fixes the adjustable pressure belt 400 inside the hollow O-ring main body through the pressure groove 104, the inward pressure of the hollow O-ring main body is adjusted, the hollow O-ring main body 100 outside the pressure groove 104 is provided with the pressure belt opening 105, and the pressure belt opening 105 is used for taking the adjustable pressure belt 400 in the pressure groove 104, so that the adjustable pressure belt 400 is convenient to adjust.

As shown in fig. 1 and 3, the anti-abrasion sealing gasket 200 includes a sealing gasket main body 201 and a sealing gasket clamping strip 202, a sealing gasket main body 201 is disposed at a lower portion of the anti-abrasion sealing gasket 200, the sealing gasket main body 201 is fixedly connected to a sealing gasket groove 101 of the hollow O-ring main body 100, the anti-abrasion sealing gasket 200 is fixedly connected to the inside of the hollow O-ring main body 100 through the sealing gasket main body 201, the sealing gasket clamping strip 202 is fixedly connected to a middle portion of the upper portion of the sealing gasket main body 201, the sealing gasket clamping strip 202 is located in a sealing connecting groove 102 of the hollow O-ring main body 100, the sealing gasket clamping strip 202 is used for enabling the anti-abrasion sealing gasket 200 to be more conveniently taken out of the hollow O-ring main body 100, the width of the sealing gasket clamping strip 202 is slightly smaller than that of the sealing gasket main body 201, the corresponding width is slightly smaller than that of the sealing connecting groove 102 of the sealing gasket groove 101, the anti-abrasion sealing gasket 200 is better fixed in the hollow O-ring main body 100, and the middle thickness of the anti-abrasion sealing gasket 200 is increased by the sealing gasket clamping strip 202, so that the friction damage of the external structure can be better coped with.

Wherein as shown in fig. 1, 4, lubrication assembly 300 includes lubricated joint strip 301 and lubricated pad main part 302, lubrication assembly 300 outer lane is provided with lubricated joint strip 301, lubricated joint strip 301 fixed connection is in lubricated joint groove 103 on hollow O type circle main part 100, lubrication assembly 300 closes as an organic wholely through lubricated joint strip 301 and hollow O type circle main part 100 fixed connection, reduce the frictional force of hollow O type circle at its inner wall, lubricated joint strip 301 inner circle fixed connection has lubricated pad main part 302, the material of lubricated pad main part 302 is flexible plastic, hollow O type circle main part 100 different from rubber materials, the dynamic friction factor of lubricated pad main part 302 is littleer, can become comparatively smooth when meetting liquid, reduce the friction of hollow O type circle and exterior structure, make its more convenient extraction.

As shown in fig. 1 and 5, one end of the adjustable pressure belt 400 is provided with a plurality of adjusting holes 401, two clamping connectors 403 at the other end of the adjustable pressure belt 400 are clamped and fixed in the adjusting holes 401, one end of the adjustable pressure belt 400 is clamped and fixed with the clamping connectors 403 through the adjusting holes 401 so as to be fixedly connected with the other end, one end of the adjustable pressure belt 400 is fixedly connected with a ferrule 402, the ferrule 402 is sleeved outside the other end of the adjustable pressure belt 400 so that the adjustable pressure belt 400 is connected end to form a whole, two clamping connectors 403 are fixedly connected with the adjustable pressure belt 400 at one end of the ferrule 402, the two clamping connectors 403 are clamped and fixed in the adjusting holes 401 at the other end of the adjustable pressure belt 400, one end of the adjustable pressure belt 400 is clamped and fixed with the adjusting holes 401 through the clamping connectors 403 so as to be fixedly connected with the other end, the diameter of the adjustable pressure belt 400 is adjusted through the relative positions of the adjusting holes 401 and the clamping connectors 403, thereby regulating the inward pressure of the hollow O-ring body 100.

One specific application of this embodiment is: the utility model relates to a hollow O-shaped ring with adjustable internal pressure, the main body 100 of the hollow O-shaped ring is made of rubber and has elasticity and resilience, the structure is sealed to prevent the leakage, the main body 100 of the hollow O-shaped ring is firmly connected with an external structure through a sealing connecting groove 102 to seal the hollow O-shaped ring to prevent the leakage of the internal liquid, the main body 100 of the hollow O-shaped ring ensures an anti-abrasion sealing gasket 200 to be firmly connected inside the hollow O-shaped ring through a sealing gasket groove 101, the anti-abrasion sealing gasket 200 is fixedly connected inside the main body 100 of the hollow O-shaped ring through the sealing gasket main body 201, a sealing gasket clamping strip 202 is positioned in the sealing connecting groove 102 of the main body 100 of the hollow O-shaped ring, the sealing gasket clamping strip 202 is used for making the anti-abrasion sealing gasket 200 more convenient to take out the main body 100 of the hollow O-shaped ring, the width of the sealing gasket clamping strip 202 is slightly smaller than the sealing gasket main body 201, the corresponding width is slightly smaller than the sealing connecting groove 102 of the sealing gasket groove 101, the anti-abrasion sealing gasket 200 is better fixed in the hollow O-shaped ring main body 100, the middle thickness of the anti-abrasion sealing gasket 200 is increased by the sealing gasket clamping strip 202, the anti-abrasion sealing gasket better copes with the friction damage of an external structure, the hollow O-shaped ring main body 100 is fixedly connected with the lubricating component 300 through the lubricating clamping groove 103, so that the lubricating component 300 is fixed on the inner wall of the hollow O-shaped ring main body, the friction force between the lubricating component 300 and the external structure is less, the lubricating component 300 is fixedly connected with the hollow O-shaped ring main body 100 into a whole through the lubricating clamping strip 301, the material of the lubricating pad main body 302 is flexible plastic, the hollow O-shaped ring main body 100 is different from the rubber material, the dynamic friction factor of the lubricating pad main body 302 is smaller, the hollow O-shaped ring main body 100 can become smoother when encountering liquid, the friction between the hollow O-shaped ring and the external structure is reduced, the hollow O-shaped ring main body is more convenient to extract, the hollow O-shaped ring main body 100 fixes the adjustable pressure belt 400 inside the hollow O-shaped ring main body through the pressure belt groove 104, one end of the adjustable pressure belt 400 is fixedly connected with a ferrule 402, the ferrule 402 is sleeved outside the other end of the adjustable pressure belt 400, so that the adjustable pressure belt 400 is connected end to form a whole, the adjustable pressure belt 400 at one end of the ferrule 402 is fixedly connected with two clamping connectors 403, the two clamping connectors 403 are clamped and fixed in adjusting holes 401 at the other end of the adjustable pressure belt 400, one end of the adjustable pressure belt 400 is fixedly connected with the other end of the adjustable pressure belt through the clamping connectors 403, the diameter of the adjustable pressure belt 400 after being connected is adjusted through the relative positions of the adjusting holes 401 and the clamping connectors 403, so that the inward pressure of the hollow O-shaped ring main body 100 is adjusted, and the pressure belt port 105 on the hollow O-shaped ring main body 100 is used for taking the adjustable pressure belt 400 in the pressure belt groove 104, so that the adjustable pressure belt 400 is convenient to adjust.

The above is only the preferred embodiment of the present invention, and the present invention is not limited thereto, any technical solutions recorded in the foregoing embodiments are modified, and some technical features thereof are replaced with equivalent ones, and any modification, equivalent replacement, and improvement made thereby all belong to the protection scope of the present invention.

Claims

1. The utility model provides an internal pressure adjustable hollow O type circle, includes hollow O type circle main part (100), abrasionproof sealed pad (200), lubricating component (300) and adjustable pressure area (400), its characterized in that: the anti-abrasion sealing gasket (200) is fixedly connected to the upper portion of the hollow O-shaped ring main body (100), the lubricating assembly (300) is fixedly connected to the inner ring of the hollow O-shaped ring main body (100), and the adjustable pressure belt (400) is fixedly connected to the inner portion of the hollow O-shaped ring main body (100).

2. The hollow O-ring with the adjustable internal pressure as claimed in claim 1, wherein a gasket groove (101) is formed in the upper portion of the hollow O-ring body (100), a sealing connecting groove (102) is formed in the hollow O-ring body (100) above the gasket groove (101), a lubricating clamping groove (103) is formed in the inner ring of the hollow O-ring body (100), a pressure groove (104) is formed in the hollow O-ring body (100), and a pressure belt port (105) is formed in the hollow O-ring body (100) outside the pressure groove (104).

3. The hollow O-ring with the adjustable internal pressure as claimed in claim 1, wherein the anti-abrasion sealing gasket (200) comprises a sealing gasket main body (201) and a sealing gasket clamping strip (202), the sealing gasket main body (201) is arranged at the lower part of the anti-abrasion sealing gasket (200), and the sealing gasket clamping strip (202) is fixedly connected to the upper middle of the sealing gasket main body (201).

4. The hollow O-ring with the adjustable internal pressure as claimed in claim 1, wherein the lubricating assembly (300) comprises a lubricating clamping strip (301) and a lubricating pad body (302), the lubricating clamping strip (301) is arranged on the outer ring of the lubricating assembly (300), and the lubricating pad body (302) is fixedly connected to the inner ring of the lubricating clamping strip (301).

5. The hollow O-ring with adjustable internal pressure according to claim 1, wherein a plurality of adjusting holes (401) are formed at one end of the adjustable pressure belt (400), a ferrule (402) is fixedly connected to the other end of the adjustable pressure belt (400), and two clamping connectors (403) are fixedly connected to the adjustable pressure belt (400) at one end of the ferrule (402).