Metal winding type gasket convenient to position

Abstract

The utility model discloses a metal winding type gasket convenient to position, which relates to the technical field of gaskets and comprises a gasket body, a left half gasket, an adjusting end and a right half gasket, the gasket body comprises the left half gasket, the adjusting end and the right half gasket, one end of the left half gasket is fixedly connected with the adjusting end, and the other end of the left half gasket is fixedly connected with the adjusting end. The other end of the adjusting end is fixedly connected with a right half gasket, and the left half gasket and the right half gasket are each composed of a metal inner gasket, a cross-shaped elastic sealing ring and a metal outer gasket. According to the gasket body, the left half gasket, the adjusting end and the right half gasket provided by the utility model, the thickness is adjusted to be suitable for grooves with different depths on the basis that the gasket body, the left half gasket, the adjusting end and the right half gasket are positioned through magnetic attraction during installation, so that the problems that an existing metal spiral wound gasket lacks positioning during use and is inconvenient to use; and the thickness can not be adjusted, so that the sealing effect is influenced by moving in grooves formed in connecting ends of flanges, pipelines and the like.

Description

TECHNICAL FIELD

[0001] The utility model relates to the gasket technical field, concretely relates to a positioning convenient metal winding type gasket. BACKGROUND

[0002] Metal winding gasket is usually formed by metal band and nonmetal band alternately winding, metal band provides strength and elasticity, nonmetal band (such as graphite, PTFE etc.) provides sealing performance, metal winding gasket has multiple types, including basic type, inner and outer reinforcement type, inner and outer ring type etc., different types of gasket are suitable for different application scenarios and pressure grades.

[0003] The existing metal winding gasket needs to be placed at one end of flange or pipeline when using, needs to be manually resisted against metal winding gasket to avoid falling, then the other end pipeline is adhered to the current pipeline, and the two end pipelines are fixed by bolt etc., and the metal winding gasket will be clamped in the middle, but lacks positioning when installing and needs to be manually pressed to avoid falling, and the use is relatively inconvenient, and when facing the connecting end of flange, pipeline etc. UTILITY MODEL CONTENTS

[0004] In view of the above existing problems of the metal winding gasket, the utility model is provided.

[0005] Therefore, the utility model aims at providing a metal winding gasket convenient to position, and solves the problems that the existing metal winding gasket lacks positioning when using, is inconvenient to use, and the thickness cannot be adjusted to be moved in the recess of the connecting end of flange, pipeline etc.

[0006] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] The utility model provides a positioning convenient metal winding type gasket, including gasket body, left half gasket, adjusting end and right half gasket, the gasket body includes left half gasket, adjusting end and right half gasket, one end of left half gasket is fixedly connected with adjusting end, the other end of adjusting end is fixedly connected with right half gasket, left half gasket and right half gasket are all by metal inner gasket, cross type elastic sealing ring and metal outer gasket, the surface of metal inner gasket is equipped with first U type limit mouth, and is fixedly connected with cross type elastic sealing ring, the inner side wall of metal outer gasket is equipped with second U type limit mouth, the surface of cross type elastic sealing ring is fixedly connected with second U type limit mouth, the lateral surface of left half gasket and right half gasket is fixedly connected with sliding magnetic attraction ring device, the adjusting end is by thread sleeve and inner thread pipe, the lateral surface of thread sleeve is equipped with threaded slot, and is threadedly connected with inner thread pipe, the lateral surface of thread sleeve is fixedly connected with the one end of left half gasket, the lateral surface of inner thread pipe is fixedly connected with the one end of right half gasket, the inner side wall of inner thread pipe is fixedly connected with sealed PU soft connection end, the cavity of thread sleeve is fixedly connected with the other end of sealed PU soft connection end through being equipped with rotation limiting mechanism.

[0008] Preferably, the rotation limiting mechanism comprises a rotation slot and a limiting connection ring, one end of the thread sleeve is provided with the rotation slot on the inner side, and the limiting connection ring is rotationally connected, the other end of the sealed PU soft connection end is fixedly connected with the lateral wall of the limiting connection ring through the rotation slot.

[0009] Preferably, the sliding magnetic attraction ring device comprises a sliding slot, a sliding block and a magnetic attraction ring, a plurality of sliding slots are formed on the lateral surface of the adjusting end, and the sliding block is slidably connected, and the other end of the sliding block is fixedly connected with the magnetic attraction ring.

[0010] Preferably, the surface of the cross type elastic sealing ring at both ends is provided with a corrosion-resistant molybdenum disulfide coating.

[0011] Further, the surface of the adjusting end is fixedly connected with a positioning soft ring, and a plurality of positioning slots are formed on the lateral surface of the positioning soft ring.

[0012] Preferably, the cavity and the surface of the gasket body are provided with a galvanized coating.

[0013] In the above technical solution, the technical effects and advantages of the utility model are provided:

[0014] 1. The utility model discloses a cross type elastic sealing ring arranged between the first U type limit mouth and the second U type limit mouth, so that the cross type elastic sealing ring is prevented from being separated from the metal inner gasket and the metal outer gasket due to excessive pressure, and the adjusting end is composed of a thread sleeve and an inner thread pipe, so that the thickness can be adjusted by rotating, and the adjusting end is suitable for grooves with different depths formed on the surface of a flange.

[0015] 2. The utility model discloses, utilize the sliding magnetic attraction ring device of setting at the both ends of gasket body, thereby facilitate with metal flange or metal pipeline carries out magnetic attraction positioning and is convenient for installation, utilize the positioning soft ring of setting, through the multiple positioning spigot of the lateral wall opening, through with flange installation spigot corresponding in the plug bolt is positioned, thereby facilitate with the flange etc. of nonmetallic connection end carries out positioning.

[0016] 3. The utility model discloses, utilize the limiting connection ring in the rotation card slot, when the sealing PU soft connection end is passed through one end and is connected with the limiting connection ring through the rotation card slot in adjusting end rotation adjustment, make sealing PU soft connection end follow rotation, avoid sealing PU soft connection end entanglement. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to make the technical personnel of the prior art or the technical solutions in the embodiments of the present application more clearly understood, the drawings needed to be used in the embodiments will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments described in the utility model, and other drawings can also be obtained by those skilled in the art according to these drawings.

[0018] Figure 1 It is a front structure schematic view of the utility model;

[0019] Figure 2 It is a front structure sectional view of the utility model;

[0020] Figure 3 It is a three-dimensional schematic view of the adjusting end of the utility model;

[0021] Figure 4 It is a three-dimensional schematic view of the right half gasket of the utility model.

[0022] Marked with the drawing:

[0023] 1, gasket body; 2, left half gasket; 3, adjusting end; 4, right half gasket; 5, metal inner gasket; 6, cross type elastic sealing ring; 7, metal outer gasket; 8, first U type limiting port; 9, second U type limiting port; 10, sliding magnetic attraction ring device; 11, threaded sleeve; 12, internally threaded pipe; 13, threaded slot; 14, sealing PU soft connection end; 15, rotation card slot; 16, limiting connection ring; 17, sliding port; 18, sliding block; 19, magnetic attraction ring; 20, positioning soft ring; 21, positioning spigot. DETAILED DESCRIPTION

[0024] In order to make the technical personnel of the prior art or the technical solutions in the embodiments of the present application more clearly understood, the drawings needed to be used in the embodiments will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments described in the utility model, and other drawings can also be obtained by those skilled in the art according to these drawings.

[0025] The utility model discloses a kind of positioning convenient metal winding type gaskets.

[0026] The utility model provides a kind of positioning convenient metal winding type gasket as Figures 1-4 As shown in a kind of positioning convenient metal winding type gasket, including gasket body 1, left half gasket 2, adjusting end 3 and right half gasket 4, gasket body 1 includes left half gasket 2, adjusting end 3 and right half gasket 4, one end of left half gasket 2 is fixedly connected with adjusting end 3, the other end of adjusting end 3 is fixedly connected with right half gasket 4, left half gasket 2 and right half gasket 4 are all by metal inner gasket 5, cross elastic sealing ring 6 and metal outer gasket 7 composition, the surface of metal inner gasket 5 is equipped with first U type limit mouth 8, and fixedly connected with cross elastic sealing ring 6, the inside wall of metal outer gasket 7 is equipped with second U type limit mouth 9, the surface of cross elastic sealing ring 6 is fixedly connected with second U type limit mouth 9, the sidewall surface of left half gasket 2 and right half gasket 4 is all fixedly connected with sliding magnetic attraction ring device 10, adjusting end 3 is by threaded sleeve 11 and inner thread pipe 12 composition, the sidewall of threaded sleeve 11 is equipped with threaded slot 13, and inner thread pipe 12 is threadedly connected, the sidewall of threaded sleeve 11 is fixedly connected with one end of left half gasket 2, the sidewall of inner thread pipe 12 is fixedly connected with one end of right half gasket 4, the inside wall of inner thread pipe 12 is fixedly connected with sealed PU soft connection end 14, the cavity of threaded sleeve 11 is fixedly connected with the other end of sealed PU soft connection end 14 by being equipped with rotation limiting mechanism, utilize the cross elastic sealing ring 6 between first U type limit mouth 8 and second U type limit mouth 9, to avoid that cross elastic sealing ring 6 is separated between metal inner gasket 5 and metal outer gasket 7 by excessive pressure, utilize the adjusting end 3 that is set by threaded sleeve 11 and inner thread pipe 12 composition, to facilitate the thickness adjustment by rotation, suitable with the different depth groove that flange surface is equipped, utilize the sliding magnetic attraction ring device 10 that is set, to facilitate and metal flange or metal pipeline are positioned by magnetic attraction and facilitate installation, utilize the sealed PU soft connection end 14 that is set, to strengthen the sealing degree of inside part of adjusting end 3, to solve the problem that the existing metal winding gasket lacks positioning when using, inconvenient to use, and thickness can not be adjusted and will be active in the groove that flange, pipeline etc. connection end is equipped, affect sealing effect.

[0027] In order to not affect the use of sealed PU soft connection end 14 when adjusting adjusting end 3, as Figure 2 And 3As shown in the drawings, the rotation limiting mechanism comprises a rotation clamping groove 15 and a limiting connecting ring 16, the inner side of one end of the threaded sleeve 11 is provided with the rotation clamping groove 15, and the limiting connecting ring 16 is rotationally connected, the other end of the sealing PU soft connecting end 14 is fixedly connected through the side wall of the rotation clamping groove 15 and the limiting connecting ring 16, the limiting connecting ring 16 arranged in the rotation clamping groove 15 is used, when the adjusting end 3 is rotated and adjusted, the sealing PU soft connecting end 14 is connected through one end of the rotation clamping groove 15 and the limiting connecting ring 16, so that the sealing PU soft connecting end 14 rotates, and the sealing PU soft connecting end 14 is prevented from being wound and knotted.

[0028] In order to position the gasket body 1 on the surface of the metal flange, the adjusting end 3 is provided with a sliding magnetic attraction ring device 10, the surface of the adjusting end 3 is provided with a plurality of sliding ports 17, and the sliding block 18 is slidingly connected, and the other end of the sliding block 18 is fixedly connected with the magnetic attraction ring 19. Figures 1-3 As shown in the drawings, the sliding magnetic attraction ring device 10 comprises a sliding port 17, a sliding block 18 and a magnetic attraction ring 19, the surface of the adjusting end 3 is provided with a plurality of sliding ports 17, and the sliding block 18 is slidingly connected, and the other end of the sliding block 18 is fixedly connected with the magnetic attraction ring 19, the magnetic attraction ring 19 is arranged, and the gasket body 1 is positioned on the surface of the metal flange through magnetic attraction, and the sliding block 18 in the sliding port 17 is arranged, so that the magnetic attraction ring 19 is slidingly supported, and the distance of the magnetic attraction ring 19 is adjusted according to the installation condition.

[0029] In order to increase the service life of the cross-shaped elastic sealing ring 6, the surface of the cross-shaped elastic sealing ring 6 at both ends is provided with a corrosion-resistant molybdenum disulfide coating. Figures 1-4 As shown in the drawings, the surface of the cross-shaped elastic sealing ring 6 at both ends is provided with a corrosion-resistant molybdenum disulfide coating, and the corrosion-resistant molybdenum disulfide coating is arranged, so that the service life of the cross-shaped elastic sealing ring 6 is increased.

[0030] In order to facilitate positioning with the non-metal flange and the like connecting end, the surface of the adjusting end 3 is fixedly connected with a positioning soft ring 20, and the side wall surface of the positioning soft ring 20 is provided with a plurality of positioning sockets 21. Figures 1-3 As shown in the drawings, the surface of the adjusting end 3 is fixedly connected with a positioning soft ring 20, and the side wall surface of the positioning soft ring 20 is provided with a plurality of positioning sockets 21, the positioning soft ring 20 is arranged, the plurality of positioning sockets 21 are arranged on the side wall, the plug-in bolt is positioned through the flange installation socket, and the positioning with the non-metal flange and the like connecting end is facilitated.

[0031] In order to increase the rust prevention function and service life of the gasket body 1, the cavity and the surface of the gasket body 1 are provided with a galvanized coating. Figures 1-4 As shown in the drawings, the cavity and the surface of the gasket body 1 are provided with a galvanized coating, and the galvanized coating is arranged, so that the rust prevention function and the service life of the gasket body 1 are increased.

[0032] The above only describes some exemplary embodiments of the utility model in a manner of description, without doubt, for ordinary skilled in the art, under the condition that the spirit and scope of the utility model are not deviated, the described embodiments can be modified in various different ways. Therefore, the above drawings and description are illustrative in nature and should not be understood as limiting the scope of protection of the utility model claims.

Claims

1. A positioning convenient metal winding type gasket comprising a gasket body (1), a left half gasket (2), an adjusting end (3) and a right half gasket (4), characterized in that, The gasket body (1) comprises a left half gasket (2), an adjusting end (3) and a right half gasket (4), one end of the left half gasket (2) is fixedly connected with the adjusting end (3), the other end of the adjusting end (3) is fixedly connected with the right half gasket (4), the left half gasket (2) and the right half gasket (4) are both composed of a metal inner gasket (5), a cross elastic sealing ring (6) and a metal outer gasket (7), the surface of the metal inner gasket (5) is provided with a first U-shaped limiting opening (8), and is fixedly connected with the cross elastic sealing ring (6), the inner side wall of the metal outer gasket (7) is provided with a second U-shaped limiting opening (9), the surface of the cross elastic sealing ring (6) is fixedly connected with the second U-shaped limiting opening (9), the side wall surface of the left half gasket (2) and the right half gasket (4) is fixedly connected with a sliding magnetic attraction ring device (10), the adjusting end (3) is composed of a threaded sleeve (11) and an internally threaded pipe (12), the side wall of the threaded sleeve (11) is provided with a threaded slot (13), and is threadedly connected with the internally threaded pipe (12), the side wall of the threaded sleeve (11) is fixedly connected with one end of the left half gasket (2), the side wall of the internally threaded pipe (12) is fixedly connected with one end of the right half gasket (4), the inner side wall of the internally threaded pipe (12) is fixedly connected with a sealing PU soft connection end (14), the other end of the sealing PU soft connection end (14) is fixedly connected with the threaded sleeve (11) through the rotating limiting mechanism.

2. A positioning convenient metal winding type gasket according to claim 1, wherein The rotating limiting mechanism comprises a rotating clamping groove (15) and a limiting connecting ring (16), the inner side of one end of the threaded sleeve (11) is provided with the rotating clamping groove (15), and the limiting connecting ring (16) is rotatably connected, the other end of the sealing PU soft connection end (14) is fixedly connected with the side wall of the limiting connecting ring (16) through the rotating clamping groove (15).

3. The positioning convenient metal winding gasket according to claim 1, characterized in that, The sliding magnetic attraction ring device (10) comprises a sliding opening (17), a sliding block (18) and a magnetic attraction ring (19), the side wall surface of the adjusting end (3) is provided with a plurality of sliding openings (17), and is slidably connected with the sliding block (18), the other end of the sliding block (18) is fixedly connected with the magnetic attraction ring (19).

4. The positioning convenient metal winding gasket according to claim 1, characterized in that, The surfaces of the cross elastic sealing rings (6) at both ends are provided with an anticorrosive molybdenum disulfide coating.

5. The positioning convenient metal winding gasket according to claim 1, characterized in that, The surface of the adjusting end (3) is fixedly connected with a positioning soft ring (20), and the side wall surface of the positioning soft ring (20) is provided with a plurality of positioning insertion openings (21).

6. The positioning convenient metal winding gasket according to claim 1, characterized in that, The cavity and the surface of the gasket body (1) are both provided with a galvanized coating.

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