CN217898771U - Novel anticorrosive high temperature resistant gasket - Google Patents

Abstract

The utility model discloses a novel gasket of anticorrosive high temperature resistance, which comprises a sealing body, it has the through-hole to run through from top to bottom in seal center department, the seal upper end is provided with rotatory power discharge device, rotatory power discharge device includes preforming, go-between, rotatory ring sum swivelling chute, seal upper end is inside upwards to run through there is the swivelling chute, the internal portion of swivelling chute is provided with rotatory ring, rotatory ring upper end is connected with the go-between, through set up rotatory power discharge device in the seal upper end, lets the gasket when receiving rotatory extrusion, can pass through the mutual rotation between preforming and the seal, can make the position more stable between gasket and the connecting piece, can make the gasket again at the deformation two volume of direction of rotation littleer, makes sealed effect better, through setting up fluid nature sealing device inside the seal, lets the deformation ring outwards protruding, makes the inside and outside both ends of seal outwards protruding, increases the contact surface to reach better sealed effect.

Description

Novel anticorrosive high temperature resistant gasket

Technical Field

The utility model belongs to the technical field of the sealing element is relevant, concretely relates to novel gasket of anticorrosive high temperature resistance.

Background

The anticorrosion high-temperature resistant gasket is a sealing gasket with anticorrosion and high-temperature resistant performance, is a material which is placed between two connecting pieces to strengthen sealing, is a sealing element arranged between static sealing surfaces for preventing fluid leakage, and can fill up irregularities by using the gasket because the mechanical processing surface is not perfect, thereby achieving the sealing effect.

Through the retrieval, application number 201510790778.1's patent document discloses an annular metal framework expanded graphite gasket, and the device includes annular metal framework in proper order, annular metal framework's upper surface, lower surface are equipped with the annular groove of a plurality of concentric circles, bordure for following an annular metal framework expanded graphite gasket, including annular metal framework, annular metal framework's upper surface, lower surface are equipped with the annular groove of a plurality of concentric circles, have expanded graphite at annular metal framework's upper surface, lower surface complex, all be equipped with borduring at annular metal framework's inward flange and outward flange, but current gasket can produce great rotational stress in the direction of rotation in the installation, make the gasket produce great deformation, lead to the sealed effect greatly reduced of gasket, the sealed face of gasket is the contact surface between gasket and the connecting piece simultaneously, and current gasket can not increase the contact surface for gasket sealing effect is limited.

The content of the utility model

An object of the utility model is to provide a novel gasket of anticorrosive high temperature resistance to the anticorrosive high temperature resistance gasket that provides in solving above-mentioned background art receives rotational stress great, and the deformation that produces is great, leads to sealed effect poor, and the gasket can't change and connect the contact surface size of face, makes the sealed effect limited problem of gasket.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a novel gasket of anticorrosive high temperature resistance, includes the seal, it has the through-hole to run through from top to bottom to seal center department, the seal upper end is provided with rotatory power take-off unit, rotatory power take-off unit includes preforming, go-between, rotatory ring sum swivelling chute, the inside swivelling chute that has upwards run through in seal upper end, the swivelling chute inside is provided with rotatory ring, rotatory ring upper end is connected with the go-between, the go-between upper end is connected with the preforming, the inside fluidic sealing device that is provided with of seal.

Preferably, the fluid seal device includes a deformation ring, a collapse ring and a sealing fluid, the collapse ring is arranged in the seal body, the sealing fluid is arranged in the collapse ring, and the deformation ring is arranged at each of the inner end and the outer end of the collapse ring.

Preferably, the sealing body is made of a material with an anti-corrosion property, has strong high-temperature resistance and is annularly arranged.

Preferably, the outer wall of the sealing body is subjected to grinding and polishing treatment, the inner wall of the through hole is subjected to grinding and polishing treatment, and the sealing body can deform under certain pressure.

Preferably, the rotating ring is annularly arranged, the rotating groove is annularly arranged in a convex shape, and both the rotating ring and the connecting ring can rotate in the rotating groove.

Preferably, the outer circle radius and the inner circle radius of the upper pressing piece are equal to those of the sealing body, the outer wall of the lower end of the upper pressing piece can be completely attached to the outer wall of the upper end of the sealing body, and the upper pressing piece can rotate at the upper end of the sealing body.

Preferably, the sealing fluid adopts the less liquid of compression ratio to make and forms, two the deformation ring all is the radius of the inboard deformation ring of semicircle ring setting and the radius of outside deformation ring, the ring that collapses can inwards collapse under certain pressure and can extrude sealing fluid to two deformation ring insides.

Compared with the prior art, the utility model provides a novel gasket of anticorrosive high temperature resistance possesses following beneficial effect:

1. through set up rotatory earial drainage device in seal upper end, let the gasket when receiving rotatory extrusion, can make the gasket reduce rotational stress at the direction of rotation through the mutual rotation between last preforming and the seal, can make the position more stable between gasket and the connecting piece, can make the gasket again in two variables of deformation of direction of rotation littleer, make sealed effect better.

2. Through setting up fluidic sealing device in seal inside, let the gasket when receiving the extrusion of certain dynamics, through the deformation of ring that collapses, make sealing fluid to the inside flow of ring that deforms, let the deformation ring outwards protruding, make the inside and outside both ends of sealed body outwards protruding, increase contact surface to reach better sealed effect.

Drawings

Fig. 1 is the utility model discloses a novel gasket spatial structure sketch map of anticorrosive high temperature resistance.

Fig. 2 is a schematic view of the front view section structure of the novel corrosion-resistant and high-temperature-resistant gasket of the present invention.

Fig. 3 is a schematic view of a partial front view cross-sectional structure of the rotary force-releasing device of the present invention.

Fig. 4 is a schematic view of a partial front sectional structure of the fluid sealing device of the present invention.

In the figure: 1. a through hole; 2. a rotary force relief device; 3. a seal body; 4. a fluidic seal device; 5. pressing the mixture into tablets; 6. a connecting ring; 7. a rotating ring; 8. a rotating tank; 9. a deformation ring; 10. a collapsed ring; 11. sealing the fluid.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a novel gasket of anticorrosive high temperature resistance as shown in fig. 1-4, including seal 3, it has through-hole 1 to run through from top to bottom to seal 3 center department, seal 3 upper end is provided with rotatory power device 2 of letting out, rotatory power device 2 includes preforming 5, go-between 6, rotatory ring 7 and rotary tank 8, seal 3 upper end is inside to upwards run through has rotary tank 8, rotary tank 8 is inside to be provided with rotatory ring 7, rotatory ring 7 upper end is connected with go-between 6, go-between 6 upper end is connected with preforming 5, seal 3 is inside to be provided with fluidic sealing device 4, fluidic sealing device 4 is including shape change ring 9, ring 10 and sealing fluid 11 collapse, the inside ring 10 that is provided with of seal ring 10 collapses, ring 10 is inside to be provided with sealing fluid 11, both ends all set up shape change ring 9 inside and outside ring 10.

As shown in fig. 1 and 2, the seal 3 adopts the material that has anticorrosive characteristic to make and forms, and the corrosion resistance is better, and the seal 3 has very strong high temperature resistance, can bear higher temperature, and the seal 3 is cyclic annular setting, and the outer wall of seal 3 is through burnishing and polishing processing, and the laminating is inseparabler, and the inner wall of through-hole 1 is through burnishing and polishing processing, more does not hinder fluidic flow, and the seal 3 can produce deformation under certain pressure, change area of contact that can be better.

As shown in fig. 3, rotatory ring 7 is cyclic annular setting, swivelling chute 8 is "protruding" cyclic annular setting, prevent that the part from droing, rotatory ring 7 and go-between 6 homoenergetic are in the inside rotation of swivelling chute 8, can be better offset the rotational stress, go up the excircle radius and the interior radius of circle of preforming 5 and the excircle radius and the interior radius homogeneous phase of circle radius homogeneous phase of seal 3, can be better assemble, go up 5 lower extreme outer walls of preforming and can laminate completely on the upper end outer wall of seal 3, the leakproofness is better, it can be rotatory in seal 3 upper end to go up preforming 5, can reduce the change of rotational stress to the structure.

As shown in fig. 4, the sealing fluid 11 is made of a liquid with a small compression ratio, and has a better expansion effect when being squeezed outwards, the two deformation rings 9 are both semicircular and arranged, and the radius of the inner deformation ring 9 is equal to that of the outer deformation ring 9, and the collapse ring 10 can collapse inwards under a certain pressure and squeeze the sealing fluid 11 into the two deformation rings 9, so that the contact area can be better increased.

The utility model discloses the theory of operation: selecting a proper gasket according to the size of the connecting piece, placing the gasket between the two connecting pieces, then connecting the connecting pieces, when the two connecting pieces are fixedly connected in a rotating mode, the connecting effect can be better through the rotating force-releasing device 2, in the connecting process of the two connecting pieces, the sealing body 3 and the upper pressing piece 5 can be respectively extruded by the two connecting pieces and rotate while extruding, the upper pressing piece 5 rotates on the upper end of the sealing body 3 through the rotation of the connecting ring 6 and the rotating ring 7 in the rotating groove 8, so that the sealing body 3 and the upper pressing piece 5 can effectively reduce the rotating pull, the rotating stress in the sealing body 3 and the upper pressing piece 5 is reduced, the sealing body 3 and the upper pressing piece 5 generate smaller deformation, and the whole structure of the gasket is kept stable, be connected between gasket and the connecting piece more stably, the leakproofness is better, simultaneously can effectively improve sealed effect through fluidic sealing device 4 when seal 3 receives the extrusion of certain dynamics, when seal 3 receives certain pressure, collapse ring 10 can produce and warp and inside collapse, thereby lead to the extrusion deformation ring 9 that 11 to the both sides flow of the sealing fluid of fluid form, because the shape of deformation ring 9 is the evagination setting, so deformation ring 9 can outwards bulge and make the outer wall of the inside and outside both ends of seal 3 warp, and the outer wall of the inside and outside both ends of seal 3 also can be outside protruding, thereby make the area of contact between seal 3 and two connecting pieces increase, and then reach better sealed effect, make the gap between the connecting piece fully filled.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions on some technical features, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims (7)

1. The utility model provides a novel gasket of anticorrosive high temperature resistance, includes seal (3), is located inside through-hole (1) of seal (3) center department, its characterized in that: the upper end of the sealing body (3) is provided with a rotary force-releasing device (2);

rotatory power discharge device (2) are including last preforming (5), go-between (6), rotatory ring (7) and swivelling chute (8), seal (3) upper end is inside upwards to run through there is swivelling chute (8), inside rotatory ring (7) that is provided with of swivelling chute (8), rotatory ring (7) upper end is connected with go-between (6), go-between (6) upper end is connected with preforming (5), seal (3) inside is provided with fluid nature sealing device (4).

2. The novel corrosion-resistant and high-temperature-resistant gasket as claimed in claim 1, wherein: the fluid seal device (4) comprises a deformation ring (9), a collapse ring (10) and sealing fluid (11), the collapse ring (10) is arranged inside the seal body (3), the sealing fluid (11) is arranged inside the collapse ring (10), and the deformation ring (9) is arranged at each of the inner end and the outer end of the collapse ring (10).

3. The novel corrosion-resistant and high-temperature-resistant gasket as claimed in claim 1, wherein: the sealing body (3) is made of a material with an anti-corrosion characteristic, the sealing body (3) has strong high-temperature resistance, and the sealing body (3) is annularly arranged.

4. The novel corrosion-resistant and high-temperature-resistant gasket as claimed in claim 1, wherein: the outer wall of the sealing body (3) is subjected to grinding and polishing treatment, the inner wall of the through hole (1) is subjected to grinding and polishing treatment, and the sealing body (3) can deform under certain pressure.

5. The novel corrosion-resistant and high-temperature-resistant gasket as claimed in claim 1, wherein: the rotating ring (7) is annularly arranged, the rotating groove (8) is annularly arranged in a convex mode, and both the rotating ring (7) and the connecting ring (6) can rotate in the rotating groove (8).

6. The novel corrosion-resistant and high-temperature-resistant gasket as claimed in claim 1, wherein: go up the excircle radius and the interior radius of preforming (5) and all equal with the excircle radius and the interior radius of seal (3), go up preforming (5) lower extreme outer wall and can laminate completely on the upper end outer wall of seal (3), it can be rotatory in seal (3) upper end to go up preforming (5).

7. The novel corrosion-resistant and high-temperature-resistant gasket as claimed in claim 2, wherein: sealing fluid (11) adopt the less liquid of compression ratio to make and form, two deformation ring (9) all are the radius of the radial inboard deformation ring (9) of semicircle ring setting and outside deformation ring (9), collapse ring (10) can inwards collapse and can be with sealing fluid (11) to two deformation ring (9) inside extrudions under certain pressure.

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