CN107709849A - Gasket assembly and spherical joint component - Google Patents

Gasket assembly and spherical joint component Download PDF

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Publication number
CN107709849A
CN107709849A CN201680034687.8A CN201680034687A CN107709849A CN 107709849 A CN107709849 A CN 107709849A CN 201680034687 A CN201680034687 A CN 201680034687A CN 107709849 A CN107709849 A CN 107709849A
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CN
China
Prior art keywords
foregoing
pad
blast pipe
rib
gasket assembly
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201680034687.8A
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Chinese (zh)
Other versions
CN107709849B (en
Inventor
贝田英俊
佐藤荣治
若松勇志
吉田敦史
西谷洋佐
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Oiles Industry Co Ltd
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Oiles Industry Co Ltd
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Filing date
Publication date
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Publication of CN107709849A publication Critical patent/CN107709849A/en
Application granted granted Critical
Publication of CN107709849B publication Critical patent/CN107709849B/en
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/08—Other arrangements or adaptations of exhaust conduits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/02—Sealings between relatively-stationary surfaces
    • F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
    • F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/02—Sealings between relatively-stationary surfaces
    • F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
    • F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
    • F16J15/12—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing with metal reinforcement or covering
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L27/00—Adjustable joints, Joints allowing movement
    • F16L27/02—Universal joints, i.e. with mechanical connection allowing angular movement or adjustment of the axes of the parts in any direction
    • F16L27/04—Universal joints, i.e. with mechanical connection allowing angular movement or adjustment of the axes of the parts in any direction with partly spherical engaging surfaces

Abstract

A kind of assembling operation of present invention offer is excellent and can prevent the gasket assembly of the generation of abnormal sound and spherical joint component.Spherical joint component (1) is used for the gas extraction system of automobile, equipped with：The bolt (6) and nut (7) with spring of the blast pipe (2a) of engine side, the blast pipe (2b) of rear muffler side, the flange (3) being installed on blast pipe (2a) and pad (4), the washer seat (5) with flange being installed on blast pipe (2b) and connection blast pipe (2a, 2b).Inner peripheral surface (44) in pad (4), rib (45) is formed along axle O directions.In the outer peripheral face (21a) for the blast pipe (2a) for being mounted pad (4), the square groove (22a) into the collecting rib (45) into axial direction along axle O directions from end (20a).

Description

Gasket assembly and spherical joint component
Technical field
The present invention relates to the gasket assembly equipped with pad and the blast pipe of mounted pad, more particularly, it relates to be adapted to In the gasket assembly for the spherical joint that the blast pipe of automobile is connected with each other.
Background technology
In the past, in the gas extraction system of automobile, blast pipe is connected with each other using spherical joint, utilizes spherical joint So that passing to the vibration decay of blast pipe from engine, suppress this transmission vibrated to vehicle body.It is public in patent document 1 The pad for the spherical joint for being suitable for that the blast pipe of automobile is connected with each other is opened.
This pad (ball belt-like seal member) is the cylinder of the outer peripheral face with dome shape, is installed to be connected one The end of the blast pipe of side, the dome shape of the washer seat (concave spherical surface seal receptacle) of the end of the blast pipe with being arranged at the opposing party Inner peripheral surface sliding contact.In addition, in the inner peripheral surface of pad, axially formed with equally spaced matching somebody with somebody in a circumferential direction The multiple ribs put.The heat proof material that these ribs are capable of compression by expanded graphite etc. is formed, and pad is being installed into blast pipe Can be by conquassation when upper.Therefore, when pad is installed on blast pipe, rib reliably contacts with blast pipe, prevents pad from row Tracheae comes off.So as to the pad recorded according to patent document 1, improve to the installation exercise on blast pipe.
Prior art literature
Patent document
Patent document 1：Japanese Unexamined Patent Publication 2014-185648 publications
The content of the invention
Invent problem to be solved
But, due to passing to the vibration of blast pipe from engine, passing to exhaust from road surface via vehicle body under steam Vibration of pipe etc., the stress in various directions can be applied to gas deflation assembly.Moreover, work as to the blast pipe connected by spherical joint each other When applying distorting stress, the situation of abnormal sound is produced there is the pad being installed on blast pipe rotation.Recorded in patent document 1 Spherical joint in, in order to solve this problem, it is necessary to which increase forms the number of rib on the inner peripheral surface of pad, Huo Zheyong The higher heat proof material of hardness forms rib, and increase is installed to the frictional force on the circumferencial direction of the pad on blast pipe.But with This accompanies, and the frictional force for axial direction pad being installed to when on blast pipe also increases.As a result, in order to which pad is installed Onto blast pipe, it has to apply high pressure using instruments such as percussion tools, pad is to workability during blast pipe over-assemble Deteriorate.
The present invention makes in view of the foregoing, and workability during the purpose is to provide a kind of assembling is excellent and can To prevent the gasket assembly of the generation of abnormal sound and spherical joint component.
The means to solve the problem
In order to solve above-mentioned problem, in the present invention, pad inner peripheral surface and install the pad blast pipe it is outer On a side face among side face, rib is axially formed.It is also, axially square on another side face wherein To the groove for forming the collecting rib, or the otch chimeric with the rib is axially formed from end to inner side.
For example, the present invention is a kind of gasket assembly equipped with pad and the blast pipe for being mounted foregoing pad,
On a side face in the inner peripheral surface of foregoing pad and the outer peripheral face of foregoing blast pipe, have axially The rib of formation, on another side face, there is the groove of the foregoing rib of collecting axially formed.
Or the present invention is a kind of gasket assembly equipped with pad and the blast pipe for being mounted foregoing pad,
On a side face among the inner peripheral surface of foregoing pad and the outer peripheral face of foregoing blast pipe, there is axially side To the rib of formation, on another side face, there is axially formed from end to inner side chimeric with foregoing rib to cut Mouthful.
In addition, the present invention is a kind of spherical joint component that blast pipe is connected with each other, equipped with：
Foregoing gasket assembly；
Other blast pipe, the other blast pipe are connected with the foregoing blast pipe of foregoing gasket assembly；And
Washer seat, the washer seat are arranged on the end of foregoing other blast pipe, have with before foregoing gasket assembly State the inner peripheral surface of the dome shape of the outer peripheral face sliding contact of the dome shape of pad.
The effect of invention
In the present invention, pad inner peripheral surface and be mounted the pad blast pipe outer peripheral face among a week On face, axially form rib, on another side face, axially formed house the rib groove, or along Axial direction forms the otch chimeric with the rib from end to inner side.Therefore, it is received by rib in groove, or by with cutting Mouth is chimeric, does not make the frictional force increase that pad is installed to axial direction when on blast pipe, it is possible to prevent the row of being installed to The rotation of pad on tracheae.So as to which according to the present invention, workability during assembling is excellent, and can prevent the generation of abnormal sound.
Brief description of the drawings
Fig. 1 (A) is that Fig. 1 (B) is Fig. 1 according to the sectional view of the spherical joint component 1 of the first embodiment of the present invention (A) enlarged drawing of the part A of the spherical joint component 1 shown in.
Fig. 2 is the figure for the operation principle for illustrating spherical joint component 1.
Fig. 3 (A) is the front view of pad 4, and Fig. 3 (B) is the B-B sectional views of the pad 4 shown in Fig. 3 (A), and Fig. 3 (C) is pad The rearview of piece 4.
Fig. 4 (A) is the pad mounting portion 23a of the blast pipe 2a from the 20a sides of end side view, and Fig. 4 (B) is exhaust Pipe 2a pad mounting portion 23a axial directional cross sectional view.
Fig. 5 (A) is that Fig. 5 (B) is figure according to the sectional view of the spherical joint component 1 ' of second of embodiment of the present invention The enlarged drawing of the C portion of spherical joint component 1 ' shown in 5 (A), Fig. 5 (C) are the D of the spherical joint component 1 ' shown in Fig. 5 (A) Partial enlarged drawing.
Fig. 6 (A) is the front view of pad 4 ', and Fig. 6 (B) is the E-E sectional views of the pad 4 ' shown in Fig. 6 (A), and Fig. 6 (C) is The rearview of pad 4 ', Fig. 6 (D) are the enlarged drawings of the F parts of the pad 4 ' shown in Fig. 6 (B).
Fig. 7 (A) is a of pad mounting portion 23 ' of a of blast pipe 2 ' from the 20a sides of end side view, and Fig. 7 (B) is row The a of the tracheae 2 ' a of pad mounting portion 23 ' axial directional cross sectional view.
Embodiment
Below, illustrated referring to the drawings for embodiments of the present invention.
<The first embodiment>
Illustrated firstly, for the first embodiment of the present invention.
Fig. 1 (A) is according to the sectional view of the spherical joint component 1 of present embodiment, and Fig. 1 (B) is the ball shown in Fig. 1 (A) The enlarged drawing of the part A of plane tie component 1.
It is used for the gas extraction system of automobile according to the spherical joint component 1 of present embodiment.As illustrated, spherical joint component 1 equipped with：The blast pipe 2a of engine side, the blast pipe 2b of rear muffler side, the flange 3 for being installed on blast pipe 2a and pad 4, The bolt 6 with spring for being installed on blast pipe 2b washer seat 5 with flange and connecting blast pipe 2a, 2b And nut 7.
Flange 3 is installed in blast pipe 2a, and apart from blast pipe 2a end, 20a length is on the axle O directions of pad 4 Square position in L axial direction, blast pipe 2a is fixed in by welding etc..In addition, insertion is formed on flange 3 carries bullet The bolt hole 30 of the bolt 6 of spring.
Pad 4 is the cylinder of the outer peripheral face 42 with larger diameter side end face 40, smaller diameter side end face 41 and dome shape, Abutted with larger diameter side end face 40 with flange 3, smaller diameter side end face 41 flushes or compared end with blast pipe 2a end 20a The mode that 20a is protruded is installed in blast pipe 2a.In addition, pad 4 is heat-resisting by the reinforcement materials such as wire netting and expanded graphite etc. Material is formed.
Washer seat 5 with flange has：Major diameter opening portion 50, small-diameter opening part 51, the periphery of diameter and pad The inner peripheral surface 52 of the roughly the same dome shape in face 42, along axle O directions and small-diameter opening part 51 it is integrally formed into and is arranged The cylindrical portion 53 and be radially directed foreign side and major diameter opening portion 52 into one from major diameter opening portion 50 that tracheae 2b is inserted The flange 54 formed body.Cylindrical portion 53 is being flushed with blast pipe 2b end 20b with small-diameter opening part 51 or is comparing end The mode that 20b is protruded is installed in the state of blast pipe 2a, and blast pipe 2b is fixed in by welding etc..The shape on flange 54 Into the bolt hole 55 for having the bolt 6 for having spring for insert band.
Bolt 6 with spring via the bolt hole 30 of flange 3 and the bolt hole 55 of flange 54 with the screw thread of nut 7 by matching somebody with somebody Close, by the outer peripheral face 42 of the dome shape of pad 4 to the direction on the inner peripheral surface 52 for the dome shape for being pressed to flanged washer seat 5 Loading, also, blast pipe 2a, 2b are connected.
Blast pipe 2a, 2b are connected by using the bolt 6 with spring and nut 7, outside the dome shape of pad 4 The inner peripheral surface 52 of the dome shape of side face 42 and flanged washer seat 5 contacts with each other.Also, the pad 4 to contact with each other The largest static frictional force of the outer peripheral face 42 of dome shape and the inner peripheral surface 52 of the dome shape of flanged washer seat 5, by outer peripheral face 42 and the frictional behavior of inner peripheral surface 52 and the bolt 6 with spring and nut 7 caused by loading force (by outer peripheral face 42 to inner peripheral surface 52 The power of pushing) determine.
In addition, in the spherical joint component 1 shown in Fig. 1, flange 3 is fixed on by blast pipe 2a by welding etc., still, Flange 3 can also be integrally formed on blast pipe 2a.Similarly, flanged washer seat 5 is fixed by welding etc. In blast pipe 2b, but it is also possible to which flanged washer seat 5 is integrally formed on blast pipe 2b.
Fig. 2 is the figure for the operation principle for illustrating spherical joint component 1.
As illustrated, generating so that in the outer peripheral face 42 and flanged washer seat 5 of the pad 4 to contact with each other The torque T of maximum static friction force is produced between side face 52 (using the center C of the ball determined by inner peripheral surface 52 turning as pivot Square) more than bending moment in the case of, spherical joint component 1 slides.Whereby, the blast pipe from engine side can be made 2a decays to the blast pipe 2b of the after silencer side vibrations transmitted.
Secondly, illustrated in more detail for the blast pipe 2a of pad 4 and mounted pad 4.
Fig. 3 (A) is the front view of pad 4, and Fig. 3 (B) is the B-B sectional views of the pad 4 shown in Fig. 3 (A), and Fig. 3 (C) is pad 4 rearview.
As described above, pad 4 is the outer peripheral face 42 for having larger diameter side end face 40, smaller diameter side end face 41 and dome shape Cylinder, formed by heat proof materials such as the reinforcement materials such as wire netting and expanded graphites.In addition, as illustrated, in blast pipe 2a The inner peripheral surface 44 for the patchhole 43 being inserted into, multiple ribs 45 are formed along axle O directions.Rib 45 is endowed taper, makes it by pad 4 Inner peripheral surface 44 protrude overhang t from smaller diameter side end face 41 towards larger diameter side end face 40, i.e. from blast pipe 20a quilt Install the pad mounting portion 23a of pad 4 end 20a it is lateral just reduce in axial direction.In addition, here, in circumference side Three ribs 45 have been equally spaced upwards, still, at least one rib 45 have been set along axle O directions.
Fig. 4 (A) is the pad mounting portion 23a of the blast pipe 2a from the 20a sides of end side view, and Fig. 4 (B) is exhaust Pipe 2a pad mounting portion 23a axial directional cross sectional view.
As illustrated, the outer peripheral face 21a of the pad mounting portion 23a in blast pipe 2a mounted pad 4, along axle O Direction houses the inner peripheral surface 44 to be formed in pad 4 from end 20a towards square in axial direction into multiple groove 22a, the groove 22a On rib 45.Groove 22a is set as in blast pipe 2a end 20a sides relative to the rib 45 on the inner peripheral surface 44 formed in pad 4 The depth d (reference picture 1 (B)) of interference.In addition, here, three groove 22a are equally spaced in a circumferential direction, however, it is possible to To set the groove 22a with forming the 45 corresponding quantity of rib on the inner peripheral surface 44 of pad 4 along axle O directions.
Above, it is illustrated for the first embodiment of the present invention.
In the present embodiment, in the inner peripheral surface 44 of pad 4, rib 45 is formed along axle O directions, is being mounted pad 4 Blast pipe 2a outer peripheral face 21a, the square groove 22a into the collecting rib 45 into axial direction along axle O directions from end 20a. Therefore, when pad 4 is installed on blast pipe 2a, because rib 45 is received in groove 22a, so, to pad Piece 4 is installed to the frictional force increase in axle O directions when on blast pipe 2a, it is possible to prevents the pad 4 being installed on blast pipe 2a Rotation.So as to, according to present embodiment, workability during assembling is excellent, and can prevent the rotation along with pad and Produce abnormal sound.
In addition, in the present embodiment, taper is assigned to the rib 45 being formed on the inner peripheral surface 44 of pad 4, makes its protrusion Amount t reduces from smaller diameter side end face 41 towards larger diameter side end face 40.In addition, it will be formed on blast pipe 2a outer peripheral face 21a Groove 22a be set as the depth d relative to the interference of rib 45 in blast pipe 2a end 20a sides.Therefore, can be easily by pad 4 are installed on blast pipe 2a, and on the other hand, in blast pipe 2a end 20a sides, rib 45 is reliably contacted and compressed with groove 22a Deformation, thus, it is possible to prevent pad 4 from being come off from blast pipe 2a.
In addition, in the present embodiment, rib 45 is formed in the inner peripheral surface 44 of pad 4, the rib 45 is endowed taper, so that Its overhang t reduces from smaller diameter side end face 41 to larger diameter side end face 40, also, is formed in blast pipe 2a outer peripheral face 21a Groove 22, the groove 22 are set as the depth d relative to the interference of rib 45 in blast pipe 2a end 20a sides.But the present invention is not It is confined to this.
For example, it is also possible to form rib in blast pipe 2a outer peripheral face 21a, the rib is endowed taper so that from outer peripheral face 21a overhang from the end 20a of mounted pad 4 towards axial direction in just increase, in the inner peripheral surface 44 of pad 4, big The side of diameter side end face 40 forms the groove for being set to the depth relative to the rib interference.
Or groove can also be formed in blast pipe 2a outer peripheral face 21a, the groove be endowed taper, so that it is from being pacified The end 20a of dress pad 4 just shoals into axial direction, forms rib in the inner peripheral surface 44 of pad 4, the rib is in major diameter side The side of face 40 is set to the overhang relative to the groove interference.
Or groove can also be formed in the outer peripheral face 44 of pad 4, the groove be endowed taper, so that it is from smaller diameter side End face 41 shoals to larger diameter side end face 40, forms rib in blast pipe 2a outer peripheral face 21a, the rib is being mounted pad 4 The overhang relative to the groove interference is set at the 20a of end.
<Second of embodiment>
Below, illustrated for second of embodiment of the present invention.
Fig. 5 (A) is that Fig. 5 (B) is figure according to the sectional view of the spherical joint component 1 ' of second of embodiment of the present invention The C portion enlarged drawing of spherical joint component 1 ' shown in 5 (A), Fig. 5 (C) are the D portions of the spherical joint component 1 ' shown in Fig. 5 (A) Divide enlarged drawing.Here, for having the part of identical function to assign identical accompanying drawing mark with the spherical joint component 1 shown in Fig. 1 Note.
As illustrated, according to the spherical joint component 1 ' of present embodiment and the spherical joint according to the first embodiment The difference of component 1 is, sets a of blast pipe 2 ' and pad 4 ' to replace blast pipe 2a and pad 4.Other structures and basis The spherical joint component 1 of the first embodiment is identical.
Fig. 6 (A) is the front view of pad 4 ', and Fig. 6 (B) is the E-E sectional views of the pad 4 ' shown in Fig. 6 (A), and Fig. 6 (C) is The rearview of pad 4 ', Fig. 6 (D) are the F magnified partial views of the pad 4 ' shown in Fig. 6 (B).Here, for the pad shown in Fig. 3 The part that piece 4 has identical function assigns identical reference.
As described above, pad 4 ' is the outer peripheral face for having larger diameter side end face 40, smaller diameter side end face 41 and dome shape 42 cylinder, formed using heat proof materials such as the reinforcement materials such as wire netting and expanded graphites.In addition, as illustrated, arranged The side of smaller diameter side end face 41 of the inner peripheral surface 44 of the patchhole 43 of a of tracheae 2 ' insertions, multiple ribs 45 ' are formed along axle O directions.Rib 45 ' are endowed taper, make the width h of its circumferencial direction from smaller diameter side end face 41 to larger diameter side end face 40, i.e., from blast pipe The a of pad mounting portion 23 ' of 20 ' a mounted pad 4 ' end 20a just reduces into axial direction.In addition, here, Three ribs 45 ' are equally spaced on circumferencial direction, still, at least one rib 45 ' are set along axle O directions.
Fig. 7 (A) is a of pad mounting portion 23 ' of a of blast pipe 2 ' from the 20a sides of end side view, and Fig. 7 (A) is row The a of the tracheae 2 ' a of pad mounting portion 23 ' axial directional cross sectional view.Here, it is identical for having with the blast pipe 2 shown in Fig. 4 The part of function assigns identical reference.
As illustrated, the outer peripheral face 21a of a of pad mounting portion 23 ' in a of blast pipe 2 ' mounted pad 4 ', along Axle O directions are square into a of otch 24 ' out of end 20a lateral axial directions, and a of otch 24 ' is with forming the inner circumferential in pad 4 ' Rib 45 ' on face 44 is chimeric.The a of otch 24 ' formed it is triangular shaped, it is described triangular shaped using end 20a as base, in axle To direction inward side, have relative to the width j (reference pictures 5 (B) for forming the interference of rib 45 ' on the inner peripheral surface 44 of pad 4 ' And Fig. 5 (C)).In addition, here, be equally spaced provided with three a of otch 24 ' in a circumferential direction, but it is also possible to along axle O side To a of otch 24 ' for setting number corresponding with forming the rib 45 ' on the inner peripheral surface 44 of pad 4 '.
Above, it is illustrated for second of embodiment of the present invention.
In the present embodiment, in the inner peripheral surface 44 of pad 4 ', rib 45 ' is formed along axle O directions, in mounted pad 4 ' The a of blast pipe 2 ' end 20a, along axle O directions from end 20a into axial direction it is square into the otch chimeric with the rib 4 ' 24’a.Therefore, because when pad 4 ' is installed on a of blast pipe 2 ', rib 45 ' is chimeric with a of otch 24 ', so, Bu Huizeng Senior general's pad 4 ' is installed to the frictional force in axle O directions when on a of blast pipe 2 ', can prevent from being installed on a of blast pipe 2 ' The rotation of pad 4 '.So as to which according to present embodiment, workability during assembling is excellent, and can prevent along with pad Abnormal sound occurs for rotation.
In addition, in the present embodiment, taper is assigned for the rib 45 ' being formed on the inner peripheral surface 44 of pad 4 ', makes it The width h of circumferencial direction reduces from smaller diameter side end face 41 to larger diameter side end face 40.In addition, it will be formed in the a's of blast pipe 2 ' The a of otch 24 ' on the 20a of end formed it is triangular shaped, it is described triangular shaped using end 20a as base, in the axial direction Inward side, have relative to the width j for forming the interference of rib 45 ' on the inner peripheral surface 44 of pad 4 '.Therefore, it is possible to easily will Pad 4 ' is installed on a of blast pipe 2 ', and on the other hand, in a of blast pipe 2 ' axial direction inward side, rib 45 ' and a of otch 24 ' can By ground contact and compression, thereby, it is possible to prevent pad 4 ' from being come off from a of blast pipe 2 '.
In addition, in the present embodiment, a of otch 24 ' that will be formed on a of blast pipe 2 ' end 20a forms triangle Shape, described triangular shaped using end 20a as base, inward side, has relative to formation in pad 4 ' in the axial direction Inner peripheral surface 44 on the interference of rib 45 ' width j.But the invention is not limited in this.For example, it is also possible to by a of otch 24 ' Trapezoidal shape is formed, the trapezoidal shape is using end 20a as base, and inward side has relative to the mistake of rib 45 ' in the axial direction The width j being full of.Or for example, it is also possible to a of otch 24 ' is formed into rectangular shape, the rectangular shape is at a of blast pipe 2 ' end Portion 20a sides have the width relative to the interference of rib 45 '.
In addition, in the present embodiment, taper is assigned for the rib 45 ' formed on the inner peripheral surface 44 of pad 4 ', makes it The width h of circumferencial direction reduces from smaller diameter side end face 41 to larger diameter side end face 40, and still, the invention is not limited in this. The a of otch 24 ' on a of blast pipe 2 ' end 20a is formed at forms triangle or trapezoidal, the triangle or trapezoidal with end 20a, can not also be to rib in the case that inward side has the width j relative to the interference of rib 45 ' in the axial direction as base 45 ' assign taper.
In addition, in the present embodiment, in the inner peripheral surface 44 of pad 4 ', the width h of circumferencial direction is formed from a of blast pipe 2 ' Mounted pad 4 ' the ribs 45 ' that just reduce into axial direction of end 20a, also, in a of blast pipe 2 ' outer peripheral face 21a Triangular shaped or trapezoidal shape a of otch 24 ' is formed, described triangular shaped or trapezoidal shape is located at pad 4 ' The smaller diameter side end 41 of a of blast pipe 2 ' axial direction foreign side is used as base, has in the inner side of pad 4 ' relative to rib 45 ' The width j of interference.But the invention is not limited in this.Circumferencial direction can also be formed in a of blast pipe 2 ' outer peripheral face 21a Width h from a of blast pipe 2 ' mounted pad 4 ' the ribs that are just extended into axial direction of end 20a, also, in pad 4 ' Inner peripheral surface form triangular shaped or trapezoidal shape otch, described triangular shaped or trapezoidal shape is with pad 4 ' In a of blast pipe 2 ' axial direction square larger diameter side end face 40 as base, the inner side of pad 4 ' have relative to The width j of the rib interference.
In addition, the present invention is not limited by above-mentioned various embodiments, in the range of its purport, various modifications are all It is possible.
For example, in the above-described embodiment, the spherical joint component that the blast pipe of automobile is connected is as an example It is illustrated, still, the invention is not limited in this.It present invention can be extensively applied to equipped with blast pipe and pacified On the gasket assembly for the pad being attached on blast pipe.
Description of reference numerals
1、1’：Spherical joint component, 2a, 2 ' a, 2b：Blast pipe, 3：Flange, 4,4 '：Pad, 5：Flanged washer seat, 6：Bolt with spring, 7：Nut, 20a：Blast pipe 2a, 2 ' a end, 20b：Blast pipe 2b end, 21a：Blast pipe 2a ', 2 ' a outer peripheral face, 22a：Blast pipe 2a groove, 23a：Blast pipe 2a pad mounting portion, 23 ' a：The a's of blast pipe 2 ' Pad mounting portion, 24 ' a：The a of blast pipe 2 ' otch, 30：The bolt hole of flange 3,40：The larger diameter side end face of pad 4,4 ', 41：The smaller diameter side end face of pad 4,4 ', 42：The outer peripheral face of pad 4,4 ', 43：The patchhole of pad 4,4 ', 44：Patchhole 43 Inner peripheral surface, 45,45 '：The rib of pad 4,4 ', 50：The major diameter opening portion of flanged washer seat 5,51：Flanged pad The small-diameter opening part of seat 5,52：The inner peripheral surface of flanged washer seat 5,54：Flange, 55：The bolt hole of flange 54.

Claims (11)

  1. A kind of 1. gasket assembly, equipped with pad and the blast pipe of mounted foregoing pad, it is characterised in that
    A side face in the inner peripheral surface of foregoing pad and the outer peripheral face of foregoing blast pipe, have and axially formed Rib, in another side face, have and axially formed and house the groove of foregoing rib.
  2. 2. gasket assembly as claimed in claim 1, it is characterised in that
    Foregoing rib is formed at the inner peripheral surface of foregoing pad, and the overhang of the rib is from the end of the mounted foregoing pad of foregoing blast pipe Portion just reduces into axial direction,
    In the end of the mounted foregoing pad of foregoing blast pipe, aforementioned grooves are set to relative to being accommodated in the foregoing of the groove The depth of rib interference.
  3. 3. gasket assembly as claimed in claim 1, it is characterised in that
    Foregoing rib is formed at the outer peripheral face of foregoing blast pipe, and the overhang of the rib is from the mounted foregoing pad of foregoing blast pipe End just increases into axial direction,
    In the end of the axial direction inward side positioned at foregoing blast pipe of foregoing pad, aforementioned grooves are set to relative to being received The depth for the foregoing rib interference being dissolved in the groove.
  4. 4. gasket assembly as claimed in claim 1, it is characterised in that
    Aforementioned grooves are formed at the outer peripheral face of foregoing blast pipe, and the depth of the groove is from the end of the mounted foregoing pad of foregoing blast pipe Portion just shoals into axial direction,
    In the end of the axial direction inward side positioned at foregoing blast pipe of foregoing pad, foregoing rib is set to relative to collecting The overhang of the aforementioned grooves interference of the rib.
  5. 5. gasket assembly as claimed in claim 1, it is characterised in that
    Aforementioned grooves are formed at the inner peripheral surface of foregoing pad, and the depth of the groove is from the end of the mounted foregoing pad of foregoing blast pipe Just deepened into axial direction,
    In the end of the mounted foregoing pad of foregoing blast pipe, foregoing rib is set to relative to the groove interference for housing the rib Overhang.
  6. A kind of 6. gasket assembly, equipped with pad and the blast pipe of mounted foregoing pad, it is characterised in that
    On a side face in the inner peripheral surface of foregoing pad and the outer peripheral face of foregoing blast pipe, there is axially shape Into rib, on another side face, have axially from end into axial direction it is square into and with foregoing rib it is chimeric Otch.
  7. 7. gasket assembly as claimed in claim 6, it is characterised in that
    Foregoing rib is formed at the inner peripheral surface of foregoing pad, and the width of the circumferencial direction of the rib is from the mounted foregoing of foregoing blast pipe The end of pad just narrows into axial direction,
    Aforementioned cut is formed at the outer peripheral face of foregoing blast pipe, has triangular shaped or trapezoidal shape, the triangle shape Shape or trapezoidal shape are using the end of the axial direction foreign side positioned at foregoing blast pipe of foregoing pad as base, in foregoing pad The inner side of piece has the width relative to foregoing rib interference.
  8. 8. gasket assembly as claimed in claim 6, it is characterised in that
    Foregoing rib is formed at the outer peripheral face of foregoing blast pipe, and the width of the circumferencial direction of the rib is before being mounted of foregoing blast pipe The end of the pad square broadening into axial direction is stated,
    Aforementioned cut is formed at the inner peripheral surface of foregoing pad, has triangular shaped or trapezoidal shape, described triangular shaped Or trapezoidal shape is using the end square in the axial direction of foregoing blast pipe of foregoing pad as base, in foregoing pad Inner side have relative to foregoing rib interference width.
  9. 9. the gasket assembly as any one of claim 1 to 8, it is characterised in that
    Foregoing pad is made up of the reinforcement material comprising wire netting and the heat proof material comprising expanded graphite.
  10. 10. gasket assembly as claimed in any one of claims 1-9 wherein, it is characterised in that
    Foregoing pad has the outer peripheral face of dome shape.
  11. 11. a kind of spherical joint component, blast pipe is connected with each other by the spherical joint component, it is characterised in that is equipped with Have：
    Gasket assembly described in claim 10；
    The other blast pipe connected with the foregoing blast pipe of foregoing gasket assembly；And
    Washer seat, the washer seat are arranged on the end of foregoing other blast pipe, have the inner peripheral surface of dome shape, foregoing sphere The inner peripheral surface of shape and the outer peripheral face sliding contact of the dome shape of the foregoing pad of foregoing gasket assembly.
CN201680034687.8A 2015-06-24 2016-06-20 Gasket assembly and spherical joint assembly Active CN107709849B (en)

Applications Claiming Priority (3)

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JP2015127116A JP6594055B2 (en) 2015-06-24 2015-06-24 Gasket unit and spherical joint unit
JP2015-127116 2015-06-24
PCT/JP2016/068309 WO2016208549A1 (en) 2015-06-24 2016-06-20 Gasket unit and spherical joint unit

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CN107709849A true CN107709849A (en) 2018-02-16
CN107709849B CN107709849B (en) 2020-12-22

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
CN111764993A (en) * 2020-07-07 2020-10-13 舟山浩睿蓝船舶科技开发有限公司 Vibration damper for expansion connecting piece of exhaust pipe

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112386754A (en) * 2020-11-18 2021-02-23 王栋 Anti-leakage drainage device for general surgical clinical operation

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JPS6296190U (en) * 1985-12-06 1987-06-19
JPH08118974A (en) * 1994-10-27 1996-05-14 Toyoda Gosei Co Ltd Fuel tank
CN1462333A (en) * 2001-05-14 2003-12-17 本田技研工业株式会社 Exhaust manifold collecting part connection structure of multi-cylinder internal combustion engine
CN101889159A (en) * 2007-12-05 2010-11-17 奥依列斯工业株式会社 Spherical annular seal and process for production thereof
JP2014185648A (en) * 2013-03-21 2014-10-02 Oiles Ind Co Ltd Spherical belt-like seal body
CN104136143A (en) * 2011-12-28 2014-11-05 赛罗流产品有限责任公司 Refrigeration line set fitting and method of using the same to join refrigeration lines to each other

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JPS6296190U (en) * 1985-12-06 1987-06-19
JPH08118974A (en) * 1994-10-27 1996-05-14 Toyoda Gosei Co Ltd Fuel tank
CN1462333A (en) * 2001-05-14 2003-12-17 本田技研工业株式会社 Exhaust manifold collecting part connection structure of multi-cylinder internal combustion engine
CN101889159A (en) * 2007-12-05 2010-11-17 奥依列斯工业株式会社 Spherical annular seal and process for production thereof
CN104136143A (en) * 2011-12-28 2014-11-05 赛罗流产品有限责任公司 Refrigeration line set fitting and method of using the same to join refrigeration lines to each other
JP2014185648A (en) * 2013-03-21 2014-10-02 Oiles Ind Co Ltd Spherical belt-like seal body

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111764993A (en) * 2020-07-07 2020-10-13 舟山浩睿蓝船舶科技开发有限公司 Vibration damper for expansion connecting piece of exhaust pipe

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JP6594055B2 (en) 2019-10-23
JP2017009076A (en) 2017-01-12
WO2016208549A1 (en) 2016-12-29
CN107709849B (en) 2020-12-22

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