CN211117579U

CN211117579U - Winding gasket with centering ring

Info

Publication number: CN211117579U
Application number: CN201921937872.5U
Authority: CN
Inventors: 李明
Original assignee: Tianjin Jianxin Jinshi Petrochemical Equipment Parts Co ltd
Current assignee: Tianjin Jianxin Jinshi Petrochemical Equipment Parts Co ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-07-28
Anticipated expiration: 2029-11-11

Abstract

The utility model discloses a winding gasket with centering ring relates to gasket technical field, specifically is a winding gasket with centering ring, including the inner ring, the inboard fixed mounting of inner ring has the elastic fixation pad, the equal fixedly connected with sealing washer in upper and lower two sides of inner ring, the outside fixedly connected with metal winding of inner ring takes the body, one side fixedly connected with centering ring of metal winding area body. This winding gasket with centering ring through set two sets of opposite metal mixing winding area of placing to by a set of the metal mixing winding area with the inside metal mixing winding area of traditional winding gasket, utilizes two sets of metal mixing winding area to carry out abundant diffusion to the power that receives when this winding gasket atress with centering ring, and then has avoided the inside metal mixing winding area atress of traditional winding gasket the back strap and the problem that the non-strap separation drops, has improved this winding gasket's with centering ring stability.

Description

Winding gasket with centering ring

Technical Field

The utility model relates to a gasket technical field specifically is a winding gasket with centering ring.

Background

The metal wound gasket is a gasket with the best resilience in a semi-metal sealing gasket, and is formed by alternately winding a V-shaped or W-shaped thin steel strip and various fillers, the metal wound gasket is the gasket with the best resilience in the semi-metal sealing gasket, the structural density of the metal wound gasket can be manufactured according to different locking force requirements, the maximum compression degree of the metal wound gasket is controlled by using an inner steel ring and an outer steel ring, and the requirement on the surface precision of a flange sealing surface contacted with the wound gasket is not high. The metal winding gasket is particularly suitable for occasions with uneven load, easy looseness of joint force, periodic change of temperature and pressure, and impact or vibration, and is an ideal static sealing element at flange joints of valves, pumps, heat exchangers, towers, manholes, handholes and the like.

Because metal winding gasket belongs to compound stack type structure, its integrated configuration takes place the separation easily and then damages when using for a long time or receiving external force collision, simultaneously because metal winding gasket is inside to be twined with various stopping by V-arrangement or W shape thin steel band in turn and forms, V-arrangement or W shape thin steel band separate with various stopping and lead to the gasket spoilage to improve after receiving the extrusion, traditional winding gasket is when transportation and installation, the steel band in the metal winding gasket often can appear and scatter the problem of putting up, current winding gasket is when carrying out erection joint simultaneously, because the condition diverse of connecting the face, so sealed effect is relatively poor, therefore we have proposed a winding gasket with centering ring.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a winding gasket with centering ring, possess overall structure stability, it is not fragile, the strong advantage of leakproofness, the traditional winding gasket who provides among the above-mentioned background uses for a long time or receives that its integrated configuration takes place the separation easily and then damages when external force collides, it leads to the gasket spoilage to separate with various stopping to receive V-arrangement or W shape thin steel band after the extrusion to improve, traditional winding gasket is when transportation and installation, the steel band that often can appear among the metal winding gasket problem of putting apart, the relatively poor problem of sealed effect.

For overall structure stability more than realizing, it is not fragile, the strong purpose of leakproofness, the utility model discloses a following technical scheme realizes: the utility model provides a winding gasket with centering ring, includes the inner ring, the inboard fixed mounting of inner ring has the elastic fixation pad, the equal fixedly connected with sealing washer in upper and lower two sides of inner ring, the body is taken in the outside fixedly connected with metal winding of inner ring, one side fixedly connected with centering ring of body is taken in the metal winding, the fixed surface of centering ring installs the decompression support column.

Preferably, the outer side of the sealing ring is arc-shaped, and the bottom of the arc-shaped sealing ring is parallel to the surface of the inner ring.

Preferably, the number of the metal winding belt bodies is two, the two metal winding belt bodies are symmetrically distributed in the middle of the inner ring and are fixedly connected with each other, metal belt fixing columns are fixedly connected to inner cavities of the two metal winding belt bodies, the number of the metal belt fixing columns is eight, and two ends of the eight metal belt fixing columns are fixedly connected to the inner parts of the centering ring and the inner ring respectively.

Preferably, the number of the pressure reduction support columns is twelve, the pressure reduction support columns are symmetrically distributed on the upper surface and the lower surface of the centering ring, the pressure reduction support columns are made of elastic metal, and the middle parts of the twelve pressure reduction support columns are fixedly provided with damping rubber layers.

Preferably, the upper surface of the centering ring is provided with two marking columns which are symmetrically distributed with respect to the center of the centering ring, and the outer side of the centering ring is fixedly connected with a sealing gasket.

Preferably, the middle part of the inner ring inner cavity is fixedly sleeved with six gasket fixing columns, and one ends of the six gasket fixing columns are fixedly connected to the inside of the centering ring.

The utility model provides a winding gasket with centering ring possesses following beneficial effect:

1. this winding gasket with centering ring, through the metal mixing winding area with traditional winding gasket inside set to two sets of opposite metal mixing winding area of placing by a set of setting, utilize two sets of metal mixing winding area to carry out abundant diffusion to the power that receives when this winding gasket atress with centering ring, and then avoided the inside metal mixing winding of traditional winding gasket to take the problem that strap and non-strap separation drop behind the atress, utilize the strap fixed column to run through the inside of metal winding area body and then take the body to connect to metal winding simultaneously, avoid the metal winding to take the body separation to drop, the stability of this winding gasket with centering ring has been improved.

2. This winding gasket with centering ring, set up the gasket fixed column through the holistic inner chamber of this winding gasket with centering ring, it is fixed to centering ring and metal winding area body and inner ring to utilize the gasket fixed column to connect, and then avoided traditional winding gasket in the transportation with install repeatedly the problem that the overall structure produced the separation after dismantling, and then prolonged this winding gasket with centering ring's life, simultaneously in the cooperation that utilizes elasticity fixing pad and sealing washer and sealed pad, when this winding gasket with centering ring uses, can make this winding gasket with centering ring carry out the abundant contact with the face of connecting from top to bottom and seal, the relatively poor problem of traditional winding gasket sealing effect has been avoided, the sealed effect of this winding gasket with centering ring has been improved.

Drawings

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

fig. 2 is a schematic sectional view of the present invention.

In the figure: 1. an inner ring; 2. a metal wrap tape body; 3. a label bar; 4. a gasket fixing column; 5. a pressure reducing support column; 6. an elastic fixing pad; 7. a gasket; 8. a centering ring; 9. a metal belt fixing column; 10. and (5) sealing rings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 2, the present invention provides a technical solution: the utility model provides a winding gasket with centering ring, includes inner ring 1, and the inboard fixed mounting of inner ring 1 has elastic fixing pad 6, the equal fixedly connected with sealing washer 10 in upper and lower two sides of inner ring 1, and body 2 is taken in the outside fixedly connected with metal winding of inner ring 1, and one side fixedly connected with centering ring 8 of body 2 is taken in the metal winding, and the fixed surface of centering ring 8 installs decompression support column 5.

Wherein, the outside of sealing washer 10 is arc and curved bottom and inner ring 1's surface parallel, through the use of sealing washer 10, when this winding gasket with centering ring is installed, utilize sealing washer 10 to connect the face and contact, and then realize sealed, set up the top of sealing washer 10 into the arc simultaneously, the arcwall face bottom is parallel with inner ring 1's surface simultaneously, sealing washer 10 contracts to inner ring 1's plane behind sealing washer 10 atress, avoid influencing the installation that should have the winding gasket self of centering ring.

Wherein, the number of the metal winding belt bodies 2 is two, the two metal winding belt bodies 2 are symmetrically distributed at the middle part of the inner ring 1 and are fixedly connected between the two metal winding belt bodies 2, the inner cavities of the two metal winding belt bodies 2 are fixedly connected with metal belt fixing columns 9, the number of the metal belt fixing columns 9 is eight, two ends of the eight metal belt fixing columns 9 are respectively and fixedly connected to the centering ring 8 and the inner ring 1, the metal winding belt bodies 2 are the metal winding belt bodies 2 formed by winding the existing metal belt and the non-metal belt, when the metal winding belt bodies 2 are stressed, metal sheets in the metal winding belt bodies 2 can deform, only one group of metal winding belt bodies 2 is arranged in the traditional winding gasket, so that the deformation size is larger, and the separation problem can often occur, by arranging two groups of metal winding belt bodies 2 with opposite directions, can reduce the deformation dimension when the atress, and then avoid the problem that sheetmetal and non-sheetmetal break away from, utilize strap fixed column 9 to carry out the secondary to metal winding area body 2 simultaneously and fix, carry out the secondary with metal winding area body 2 and centering ring 8 and inner ring 1 simultaneously and fix, improved this winding gasket's that has the centering ring overall stability.

Wherein, the quantity of decompression support column 5 is twelve and the symmetric distribution is at the upper surface and the lower surface of centering ring 8, twelve decompression support column 5's material is elastic metal, twelve decompression support column 5's middle part fixed mounting has the cushion rubber layer, use through decompression support column 5, when installing this winding gasket that has the centering ring, utilize decompression support column 5 to support the connection face of installation, and then avoid this winding gasket that has the centering ring to collide with the installation face, utilize the cushion rubber layer of decompression support column 5 inside to carry out the shock attenuation shrink simultaneously, avoid influencing this winding gasket that has the centering ring to install, the practicality of this winding gasket that has the centering ring has been improved.

Wherein, marking fence 3 has been seted up to centering ring 8's upper surface, the quantity that marks fence 3 is two and with centering ring 8's central symmetric distribution, sealing gasket 7 of the outside fixedly connected with of centering ring 8, through the use that marks fence 3, can mark this specification and other information that have the winding gasket of centering ring, and then avoided traditional winding gasket size discomfort to be equipped with and differentiate the comparatively inconvenient problem of mounting dimension after the installation, the practicality of this winding gasket that has the centering ring has been improved, utilize sealed 7 that fills up to avoid the side of this winding gasket that has the centering ring to receive the collision simultaneously, play sealed effect when the installation simultaneously.

Wherein, the fixed gasket fixed column 4 that has cup jointed in middle part of the 1 inner chamber of inner ring, the quantity of gasket fixed column 4 is six, and the one end fixed connection of six gasket fixed columns 4 is to centering ring 8's inside, through the use of gasket fixed column 4, carries out secondary fixed connection to inner ring 1 and decompression support column 5 and centering ring 8, has avoided traditional winding gasket to use each part after for a long time and has produced the problem of separation, has improved this winding gasket's that has the centering ring stability.

To sum up, this winding gasket with centering ring, during the use, at first through distinguishing specification information on the mark fence 3, take out the winding gasket with centering ring of adaptation, cup joint the inner chamber of inner ring 1 in the position that needs the installation, utilize the elastic action of elasticity fixed bolster 6 to support the mounted position, and then fix for the first time, then install the upper and lower two sides that make this winding gasket with centering ring and connect the face and fully contact to this winding gasket with centering ring, can judge this information that has the winding gasket of centering ring through mark fence 3 when checking, can.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A winding shim with a centering ring, comprising an inner ring (1), characterized in that: the inboard fixed mounting of inner ring (1) has elastic fixation pad (6), the equal fixedly connected with sealing washer (10) in upper and lower two sides of inner ring (1), body (2) are taken in the outside fixedly connected with metal winding of inner ring (1), one side fixedly connected with centering ring (8) of body (2) are taken in the metal winding, the fixed surface of centering ring (8) installs decompression support column (5).

2. A wound gasket having a centering ring as set forth in claim 1, wherein: the outer side of the sealing ring (10) is arc-shaped, and the bottom of the arc-shaped sealing ring is parallel to the surface of the inner ring (1).

3. A wound gasket having a centering ring as set forth in claim 1, wherein: the number of the metal winding belt bodies (2) is two, the two metal winding belt bodies (2) are symmetrically distributed at the middle of the inner ring (1) and fixedly connected between the two metal winding belt bodies (2), the inner cavity of each metal winding belt body (2) is fixedly connected with a metal belt fixing column (9), the number of the metal belt fixing columns (9) is eight, and the two ends of each metal belt fixing column (9) are fixedly connected to the inner parts of the centering ring (8) and the inner ring (1) respectively.

4. A wound gasket having a centering ring as set forth in claim 1, wherein: the number of the pressure reducing support columns (5) is twelve, the pressure reducing support columns are symmetrically distributed on the upper surface and the lower surface of the centering ring (8), the twelve pressure reducing support columns (5) are made of elastic metal, and the middle parts of the twelve pressure reducing support columns (5) are fixedly provided with damping rubber layers.

5. A wound gasket having a centering ring as set forth in claim 1, wherein: the centering ring is characterized in that the upper surface of the centering ring (8) is provided with two marking bars (3), the two marking bars (3) are distributed symmetrically with the center of the centering ring (8), and the outer side of the centering ring (8) is fixedly connected with a sealing gasket (7).

6. A wound gasket having a centering ring as set forth in claim 1, wherein: the middle part of the inner cavity of the inner ring (1) is fixedly sleeved with the gasket fixing columns (4), the number of the gasket fixing columns (4) is six, and one ends of the gasket fixing columns (4) are fixedly connected to the inside of the centering ring (8).