CN113669450A

CN113669450A - Rotary sealing device

Info

Publication number: CN113669450A
Application number: CN202111077134.XA
Authority: CN
Inventors: 李震震
Original assignee: Nanjing Safelyseal Electrical Co ltd
Current assignee: Nanjing Safelyseal Electrical Co ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2021-11-19

Abstract

The invention discloses a rotary sealing device which comprises a base, wherein a rotating body is arranged at one end of the inner side of the base, a rotating part and a fixing part are arranged on the inner side of the rotating body, the rotating part and the fixing part are connected through a rotating mode, elastic rubber is arranged on one side of the rotating part and one side of the fixing part, the elastic rubber is of an annular structure, and the elastic rubber is arranged in the inner side of the rotating body; this sealing device seals through the extrusion mode of screwing, in the deformation scope of elastic rubber, the inside diameter can all be sealed to zero's scope, the sealed scope of super wide improves sealed practicality, and when the device used, can in advance preassemble this seal structure, the cable passes the back and screws the rotating member and just can seal, save the time of installation, improve the efficiency of installation, this seal structure is simple simultaneously, simple to operate, the later stage of being convenient for is changed the part, need not the secondary construction, the practicality of the device has been improved.

Description

Rotary sealing device

Technical Field

The invention belongs to the technical field of hole sealing, and particularly relates to a rotary sealing device.

Background

The sealing can be divided into static sealing and dynamic sealing. The static seal mainly comprises pad seal, sealant seal and direct contact seal. The static seal can be divided into medium-low pressure static seal and high pressure static seal according to the working pressure. The middle and low pressure static seal is usually sealed by a cushion made of a softer material and having a wider width, the high pressure static seal is sealed by a metal gasket made of a harder material and having a narrower width, and the dynamic seal can be divided into two basic types of rotary seal and reciprocating seal.

When the existing rotary sealing device is used for sealing a wire passing hole, the market in the sealing field still uses the original sealing method, and the pain points of the existing rotary sealing device are as follows: the cable can not be fine sealed, can't operate to the limited scene of some construction spaces, after sealed, unable mobile device, later maintenance need be sealed again after dismantling, has caused the secondary waste of manpower and materials, influences the problem of sealed practicality, we provide a rotary seal device for this.

Disclosure of Invention

The present invention is directed to a rotary sealing device, which solves the problem of the prior art rotary sealing device proposed in the background art that the market of the prior art sealing field still uses the original sealing method when the wire passing hole is sealed, and the pain points are as follows: the cable can not be fine sealed, can't operate to the limited scene of some construction space, after sealed, unable mobile device, later maintenance need be sealed again after dismantling, has caused the secondary waste of manpower and materials, influences the problem of sealed practicality.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a rotary sealing device, includes the base, the inboard one end of base is provided with the rotator, the inboard of rotator is provided with rotating member and mounting, rotating member and mounting establish the connection through revolving, just one side of rotating member and mounting is provided with elastic rubber, just elastic rubber is the loop configuration, just the elastic rubber embeds with the inboard of rotator.

Preferably, the inboard one end of rotating member is provided with the rubber strip, the rubber strip is annular structure, and the rubber strip establishes the installation through gluing, simultaneously the inboard of rubber strip is hollow structure.

Preferably, the edge of the base is provided with a screw hole, and the base is screwed and fixed with the bolt through the screw hole.

Preferably, the outer side of the rotating part is provided with an integrated bulge, the surface array of the rotating body is provided with through holes, and the rotating part and the rotating body are clamped and limited through the bulge and the through holes.

Preferably, an integrated pressing block is arranged on the top of the protrusion on the outer side of the rotating piece.

Preferably, the inner side of the base is provided with an internal thread, the edge of the outer surface of the rotating body is provided with an external thread, and the rotating body is connected with the base in a rotating mode through the thread.

Preferably, the pressure pad of the rotating body is sleeved on the inner side of the rotating body.

Compared with the prior art, the invention has the beneficial effects that:

(1) this sealing device seals through the extrusion mode of screwing, and in the deformation range of elastic rubber, the inside diameter can all be sealed to the scope of zero, and sealed practicality is improved to the sealed scope of super width.

(2) When the device is used, the sealing structure can be preassembled in advance, and the cable can be sealed by screwing the rotating piece after passing through the sealing structure, so that the installation time is saved, and the installation efficiency is improved.

(3) Meanwhile, the sealing structure is simple, convenient to install, convenient for replacing parts at the later stage, free of secondary construction and improved in practicability;

(4) glue the inboard one end of piece and establish and install the rubber strip, the rubber strip is hollow annular structure, when using the device sealed cable, through the rubber strip extrusion deformation that sets up, remains stable the laminating, can play the same sealed effect, through double-deck sealed, improves the device's leakproofness, the sealed use of being convenient for.

Drawings

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

FIG. 2 is a schematic illustration of an explosive structure according to the present invention;

FIG. 3 is a schematic bottom view of the present invention;

FIG. 4 is a schematic cross-sectional view of a rotary member according to the present invention;

in the figure: 1. a rotating member; 2. an elastic rubber; 3. a fixing member; 4. a rotating body; 5. a base; 6. a rubber strip.

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.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the present invention provides a technical solution: the utility model provides a rotary sealing device, which comprises a base 5, the inboard one end of base 5 is provided with rotator 4, the inboard of rotator 4 is provided with rotating member 1 and mounting 3, rotating member 1 and mounting 3 are established through revolving and are connected, and one side of rotating member 1 and mounting 3 is provided with elastic rubber 2, and elastic rubber 2 is the loop configuration, and elastic rubber 2 is built-in with rotator 4's inboard, when the device uses, can preassemble this seal structure in advance, the cable is screwed rotating member 1 after passing and just can be sealed, save the time of installation, improve the efficiency of installation, seal through the extrusion mode of screwing simultaneously, in elastic rubber 2's deformation range, the internal diameter all can seal to the scope of zero, super wide sealing range, improve sealed practicality.

For better sealing installation, one end of the inner side of the rotating member 1 is provided with a rubber strip 6, the rubber strip 6 is of an annular structure, the rubber strip 6 is installed by adhesion, meanwhile, the inner side of the rubber strip 6 is of a hollow structure, a double-layer sealing structure is formed by the rubber strip 6 and the elastic rubber 2, so that the rubber strip is better sealed for use, for better fixed use, in the embodiment, preferably, the edge of the base 5 is provided with a screw hole, the base 5 is fixed with a bolt through the screw hole in a rotating manner, so that the installation stability of the base 5 is ensured, for better clamping and limiting, in the embodiment, preferably, the outer side of the rotating member 1 is provided with an integrated bulge, and the surface array of the rotating member 4 is provided with a through hole, the rotating member 1 and the rotating member 4 are clamped and limited through the bulge and the through hole, so that the rotating member 1 is prevented from rotating, for better rotation adjustment, in the embodiment, preferably, the outside of rotating member 1 is located bellied top and is provided with the press block of integral type, can withdraw rotating member 1 that the card was established, for the convenience of the installation fixed, in this embodiment, it is preferred, the internal thread has been seted up to the inboard of base 5, and the surface edge of rotator 4 has seted up the external screw thread, rotator 4 establishes with base 5 through the screw thread soon to be connected, for the convenience of sealed use, in this embodiment, it is preferred, the pressure pad of rotator 4 is anti-overlapping in the inboard of rotator 4, guarantee this seal structure's stability, improve sealed effect.

The working principle and the using process of the invention are as follows: generally, the device is mainly used for sealing a wire passing hole and keeping stable air flow in a sealing cavity, when the device is installed and used, one end of elastic rubber 2 is fixed by a fixing piece 3 and a rotating piece 1, attention is paid to the embedding and matching between the rotating piece 1 and the fixing piece 3, the other end of the elastic rubber 2 is reversely sleeved outside a rotating body 4 after the fixing, the stability of the elastic rubber 2 is ensured, the rotating body 4 is clamped into a base 5, when the device is used, the rotating piece 1 is rotated to enable the elastic rubber 2 to be twisted inwards by continuously screwing the rotating piece 1, a cable is continuously wound, so that the sealing is achieved, the ultra-wide sealing range is achieved, the sealing practicability is improved, when the device is used, the sealing structure can be preassembled in advance, the rotating body 4 can be sealed by screwing the cable after the cable passes through the rotating piece 1, the installation time is saved, the installation efficiency is improved, a rubber strip 6 is arranged at one end of the inner side of the rotating piece 4 in a bonding manner, rubber strip 6 is hollow annular structure, and when using the device to seal the cable, through 6 extrusion deformation of rubber strip who sets up, can make and remain stable laminating between rubber strip 6 and the cable, play the same sealed effect, through double-deck seal structure, improve the device's leakproofness, the sealed use of being convenient for.

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. A rotary seal device comprising a base (5), characterized in that: the utility model discloses a rubber belt conveyor, including base (5), the inboard one end of base (5) is provided with rotator (4), the inboard of rotator (4) is provided with rotating member (1) and mounting (3), rotating member (1) and mounting (3) are through establishing the connection soon, just one side of rotating member (1) and mounting (3) is provided with elastic rubber (2), just elastic rubber (2) are the loop configuration, just elastic rubber (2) are built-in with the inboard of rotator (4).

2. A rotary seal assembly according to claim 1 wherein: the rubber strip (6) is arranged at one end of the inner side of the rotating part (1), the rubber strip (6) is of an annular structure, the rubber strip (6) is installed through adhesion, and meanwhile the inner side of the rubber strip (6) is of a hollow structure.

3. A rotary seal assembly according to claim 1 wherein: screw holes are formed in the edges of the base (5), and the base (5) is fixedly screwed with the bolts through the screw holes.

4. A rotary seal assembly according to claim 1 wherein: the outer side of the rotating part (1) is provided with an integrated bulge, the surface of the rotating body (4) is provided with a through hole in an array mode, and the rotating part (1) and the rotating body (4) are clamped and limited through the bulge and the through hole.

5. A rotary seal assembly according to claim 4 wherein: the outer side of the rotating piece (1) is provided with an integrated pressing block at the top of the protrusion.

6. A rotary seal assembly according to claim 1 wherein: the inner side of the base (5) is provided with an internal thread, the edge of the outer surface of the rotating body (4) is provided with an external thread, and the rotating body (4) is connected with the base (5) in a rotating mode through the thread.

7. A rotary seal assembly according to claim 1 wherein: the pressure pad of the rotating body (4) is reversely sleeved on the inner side of the rotating body (4).