CN107965627A - sealing and connecting device - Google Patents
sealing and connecting device Download PDFInfo
- Publication number
- CN107965627A CN107965627A CN201711462400.4A CN201711462400A CN107965627A CN 107965627 A CN107965627 A CN 107965627A CN 201711462400 A CN201711462400 A CN 201711462400A CN 107965627 A CN107965627 A CN 107965627A
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- Prior art keywords
- flange
- port part
- locking member
- ring
- sealing
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- 238000007789 sealing Methods 0.000 title claims abstract description 136
- 238000002955 isolation Methods 0.000 claims description 2
- 239000012530 fluid Substances 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000003032 molecular docking Methods 0.000 description 3
- 231100000614 poison Toxicity 0.000 description 3
- 230000007096 poisonous effect Effects 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000007770 graphite material Substances 0.000 description 2
- 231100001261 hazardous Toxicity 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- 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
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/032—Flanged joints the flanges being connected by members tensioned axially characterised by the shape or composition of the flanges
-
- 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
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/024—Flanged joints the flanges being connected by members tensioned axially characterised by how the flanges are joined to, or form an extension of, the pipes
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- 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
- F16L23/00—Flanged joints
- F16L23/16—Flanged joints characterised by the sealing means
- F16L23/162—Flanged joints characterised by the sealing means the pipe ends abutting each other
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- 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
- F16L23/00—Flanged joints
- F16L23/16—Flanged joints characterised by the sealing means
- F16L23/18—Flanged joints characterised by the sealing means the sealing means being rings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention discloses a kind of sealing and connecting device, including：First port part, second port part, the first sealing element, the first locking member and retainer ring.The first port part has the first connecting pin, and the first flange is provided with first connecting pin, and first flange has first surface spaced in the axial direction and second surface.The second port part has second connection end.In assembled state, first connecting pin is docked with the second connection end, is made inside the first port part with being connected inside the second port part；First sealing element is pressed between the second surface and first locking member of first flange of the first port part by first locking member vertically, is made inside the first port part with being sealed off inside the second port part by first sealing element with extraneous.The retainer ring fixes first locking member and the second port part.
Description
Technical field
The present invention relates to field of sealing technology, more particularly, to high temperature and pressure, alternating temperature transformation fluid media (medium) pipeline and equipment
Connection sealing and connecting device.
Background technology
The transfer pipeline and storage container of the fluid media (medium) such as gas or liquid are frequently necessary to carry out sealing company by connector
Connect.Dismountable flange seal connection is widely used in chemical industry, energy because with the advantages of simple in structure, easy to operation
In the sealed connection of the pipeline and container of source and machinery field.Traditional flange connection will need to connect using fastening bolt
Two ports connected with flange.It is placed with sealing element on the sealing surface of flange port, fastening bolt is by two end faces
While connecting together, also sealing element is axially compressed tightly against on sealing surface along flange.
The rise of fluid medium pressure can make to act on the sealing element of conventional flanged joint in pipeline and storage container
Pressure reduce, sealing element is relaxed.This phenomenon is particularly evident in the connection of high pressure-temperature pipeline and container, causes method
Orchid connection sealing difficulty and fluid media (medium) leakage.When mounted in order to ensure enough sealing precompressions, it is necessary to using sufficiently large
Fastening bolt.Big bolt needs flange diameter accordingly to increase, and the Big Diameter Flange of same thickness is inadequate in the presence of rigidity
The problem of, so flange also needs to increase thickness while diameter is increased, therefore conventional high-pressure flange coupling connector structure is very
It is heavy.
The content of the invention
Therefore, it is necessary to provide a kind of sealing performance reliable sealing and connecting device.
A kind of sealing and connecting device, including：First port part, second port part, the first sealing element, the first locking member and
The retainer ring；
The first port part has the first connecting pin, and the first flange is provided with first connecting pin, and described
One flange has first surface spaced in the axial direction and second surface；
The second port part has second connection end, and the second connection end has end face, inner ring surface and the 4th flange；
First locking member has third lip；
The inner surface of the retainer ring offers annular groove, and the retainer ring includes the first semi-ring and the second semi-ring, institute
State the first semi-ring and removably form annular with respect to being connected with second semi-ring, first semi-ring has the first fastening end
With the 3rd fastening end, second semi-ring has the second fastening end and the 4th fastening end；
In assembled state, first connecting pin is docked with the second connection end, make the first port part with it is described
Connection inside second port part, the first surface of first flange is opposite with the end face of the second connection end to be set
Put, first sealing element is pressed in the institute of first flange of the first port part by first locking member vertically
State between second surface and first locking member, and first sealing element is connected to the institute of the second connection end
State inner ring surface, make inside the first port part with it is close by first sealing element and the external world inside the second port part
Insulate from the third lip and the 4th flange are collectively received in the annular groove by the retainer ring, are made described
First locking member is fixedly connected in the axial direction with the second port part.
In one of the embodiments, first locking member further includes the first locking member body, first locking member
Body has a first end and a second end, and the third lip is arranged on the first end；Described the first of the first port part
Connecting pin includes the first port part body being connected with each other and first flange, second connection of the second port part
End includes second port part body and fixed part, and the second port part body includes end face, and the fixed part includes inner ring surface,
4th flange is arranged on the one end of the fixed part away from the second port part body, in assembled state, the fixation
Portion is set around first flange and the first port part body, and the first locking member body is inserted into the first port
Between part body and the fixed part.
In one of the embodiments, the cross section of the annular groove of the retainer ring is trapezoidal that described 3rd is convex
The surface that edge and the 4th flange are abutted with the annular groove respectively is inclined-plane.
In one of the embodiments, first fastening end of the retainer ring passes through bolt with second fastening end
Connection is hinged, and the 3rd fastening end is bolted with the 4th fastening end.
In one of the embodiments, first fastening end of the retainer ring passes through movable joint with second fastening end
The combination connection of bolt and wing nut or be it is hinged, the 3rd fastening end and the 4th fastening end by eyelet bolt and
The combination connection of wing nut.
A kind of sealing and connecting device, including：It is first port part, second port part, sleeve, the first sealing element, second close
Seal element, the first locking member, the second locking member and two retainer rings；
The first port part has the first connecting pin, and the first flange is provided with first connecting pin, and described
One flange has first surface spaced in the axial direction and second surface；
The second port part has a second connection end, and the second connection end is provided with the second flange, and described
Two flanges have the 3rd surface spaced in the axial direction and the 4th surface；
First locking member has third lip；
Second locking member has the 5th flange；
The both ends of the sleeve respectively have a flange；
The inner surface of the retainer ring offers annular groove, and the retainer ring includes the first semi-ring and the second semi-ring, institute
State the first semi-ring and removably form annular with respect to being connected with second semi-ring, first semi-ring has the first fastening end
With the 3rd fastening end, second semi-ring has the second fastening end and the 4th fastening end；
In assembled state, first connecting pin is docked with the second connection end, make the first port part with it is described
Connection, the first surface of first flange are opposite with the 3rd surface of second flange inside second port part
Set, the sleeve is sheathed on first flange vertically and outside second flange, first locking member is by described in
First sealing element is pressed between the second surface of first flange and first locking member vertically, and makes institute
State the inner ring surface that the first sealing element is connected to the sleeve, second locking member is by second sealing element along axis
To being pressed between the 4th surface of second flange and second locking member, and support second sealing element
Be connected on the inner ring surface of the sleeve so that the first port part inside with inside the second port part by described
Firstth, described second sealing element is sealed off with extraneous, and the retainer ring described in one is by the third lip and the sleeve
The flange be collectively received in the annular groove, make first locking member and the sleeve are fixed in the axial direction to connect
Connect, another flange of the 5th flange and the sleeve is collectively received in the annular by the retainer ring described in another
In groove, second locking member is set to be fixedly connected in the axial direction with the sleeve.
In one of the embodiments, the cross section of the annular groove of the retainer ring is trapezoidal that described 3rd is convex
The surface that the flange of edge, the 5th flange and the sleeve is abutted with the annular groove respectively is inclined-plane.
The present invention is for the flange form sealing and connecting device of current high-temperature, high pressure fluid medium pipeline and container due to inside
The problem of pressure medium raises or temperature change causes sealing load to relax, reveals, proposes a kind of sealing of self-tightening type
Attachment device, i.e., with the pressure rise of the medium in hermetically sealed connector, the pressure acted on seal can increase therewith.Gu
The fixation for determining ring is mainly the pressure medium resisted inside pipeline or container, and therefore, the load suffered by retainer ring is significantly
Reduce, size diminishes therewith so that the overall dimension of whole connector reduces, weight saving.The sealing and connecting device, because
Be self-energized seal, can prevent the sealing load under high pressure medium from relaxing, especially suitable for high-temperature and pressure pipeline and/or
The sealed connection of container.Meanwhile fixation ring structure is easily disassembled, especially suitable for needing fast assembling-disassembling, or poisonous, harmful
, it is necessary to the occasion for the dismounting for solving the problems, such as to connect between pipeline and container by Robot actions under environment, such as in nuclear radiation bar
Pipeline connection and dismounting under part.
Brief description of the drawings
Fig. 1 is the schematic cross-sectional view for the sealing and connecting device that one embodiment of the invention provides；
Fig. 2 is the dimensional structure diagram of the embodiment of the sealing and connecting device of Fig. 1；
Fig. 3 is the schematic cross-sectional view for the sealing and connecting device that another embodiment of the present invention provides；
Fig. 4 is the dimensional structure diagram of the embodiment of the sealing and connecting device of Fig. 3；
Fig. 5 is the top view for the retainer ring that one embodiment of the invention provides；
Fig. 6 is the dimensional structure diagram for the retainer ring that one embodiment of the invention provides.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, by the following examples, and combine attached
Figure, is further elaborated the sealing and connecting device of the present invention.It should be appreciated that specific embodiment described herein is only
To explain the present invention, it is not intended to limit the present invention.
The application provides a kind of sealing and connecting device, between the equipment that need to be connected, such as between pipeline and pipeline,
Between pipeline and container, or between container and container, realize to outside sealing and internal fluid communication.
Please refer to Fig.1 and Fig. 2, a kind of sealing and connecting device 10 of offer of the embodiment of the present invention include：First port part 100,
Second port part 200, the first sealing element 400, the first locking member 300 and retainer ring 502.The first port part 100 has
First connecting pin 102, and the first flange 110 is provided with first connecting pin 102, first flange 110 has in axis
Upward spaced first surface 112 and second surface 114.The second port part 200 has second connection end 202, institute
Stating second connection end 202 has end face 222 and inner ring surface 232.The second connection end 202 is used for and first connecting pin
102 docking.
In assembled state, between first locking member 300 and first flange 110 of the first port part 100
With interval region, for accommodating first sealing element 400, first sealing element 400 be subject to vertically pressure from
And realize initial sealing.In certain embodiments, first locking member 300 can be by the first sealing with first flange 110
Element 400 is spaced completely, and when the pressure medium increase in the equipment of connection, pressure medium can pass through the first port part
The second surface 114 of 100 first flange 110 is applied on first sealing element 400, is made described first close
Sealing force on envelope element 400 increases with the increase of pressure medium, enables first sealing element 400 vertically into one
Step compression, so as to prevent the stress relaxation under high pressure medium on first sealing element 400, forms self-tightening sealing mode.
It is appreciated that in further embodiments, between first locking member 300 and first flange 110 can and non-fully
It is spaced by first sealing element 400, the realization of the first sealing element 400 sealing is accommodated and compress forming interval
Meanwhile also have part first locking member 300 and the surface of first flange 110 to contact with each other, so as to form support, make
The power acted on sealing element is kept constant.
First locking member 300 has third lip 310, and the second port part 200 has the 4th flange 240.Institute
Third lip 310 is stated to be used to be connected with the 4th flange 240.The sealing and connecting device 10 further includes the retainer ring 502,
The inner surface of the retainer ring 502 offers annular groove 531, refers to Fig. 5 and Fig. 6, and the retainer ring 502 includes the first half
510 and second semi-ring 520 of ring, first semi-ring 510 removably form ring with second semi-ring 520 with respect to being connected
Shape, first semi-ring 510 have the first fastening end 511 and the 3rd fastening end 513, and second semi-ring 520 is tight with second
522 and the 4th fastening end 524 of fixed end.The retainer ring 502 is used for the third lip 310 and the 4th flange 240
It is fixedly connected.
Sealing and connecting device 10 is detachable structure, and in assembled state, first connecting pin 102 is connected with described second
The docking of end 202, makes the first port part 100 be connected with the inside of second port part 200, the institute of first flange 110
State first surface 112 to be used to be oppositely arranged with the end face 222 of the second connection end 202, by first sealing element
400 are pressed in the second surface 114 and the described first lock of first flange 110 of the first port part 100 vertically
Between tight part 300, and first sealing element 400 is set to be connected to the inner ring surface 232 of the second connection end 202,
Make the inside of the first port part 100 with it is close by first sealing element 400 and the external world inside the second port part 200
Insulate from.The third lip 310 and the 4th flange 240 are collectively received in the annular groove by the retainer ring 502
In 531, first locking member 300 is set to be fixedly connected in the axial direction with the second port part 200.
First locking member 300 further includes 300 body of the first locking member, and 300 body of the first locking member has the
One end and second end, the third lip 310 are arranged on the first end, first connection of the first port part 100
End 102 includes the first port part body 120 being connected with each other and first flange 110, the second port part 200
The second connection end 202 includes the second port part body 220 and the fixed part 230, the second port part body
220 include end face 222, and the fixed part 230 includes inner ring surface 232, and the 4th flange 240 is arranged on the fixed part 230
One end away from the second port part body 220, in the assembled state, the fixed part 230 surrounds first flange
110 and the first port part body 120 set, 300 body of the first locking member is inserted into the first port part body 120
Between the fixed part 230.
The third lip 310 has the 5th surface 312 spaced in the axial direction and the 6th surface 314, and described
Four flanges 240 have the 7th surface 242 spaced in the axial direction and the 8th surface 244.It is convex in assembled state, the described 3rd
The 5th surface 312 and the 7th surface 242 of the 4th flange 240 of edge 310 are oppositely arranged, the third lip
310 and the 4th flange 240 be contained in the annular groove 531, first fastening end 511 and second fastening end
522 are fixedly connected, and the 3rd fastening end 513 is fixedly connected with the 4th fastening end 524.
The main function being fixedly connected between first locking member 300 and the second port part 200 is no longer pair
First sealing element 400 applies enough pressure, but only resists the pressure medium inside pipeline or container, therefore,
The load for being fixedly connected with needs between first locking member 300 and the second port part 200 is greatly lowered, size with
Diminish so that the overall dimension of whole sealing and connecting device 10 reduces, weight saving.When attachment device interior media pressure increases
When big, the pressure medium of increase can pass through the first port part 100, the second port part 200 and first locking member
300 are applied on first sealing element 400, make to act on the pressure on first sealing element 400 as inside is situated between
The increase of matter pressure and increase, therefore, the sealing and connecting device 10 can prevent that under high pressure medium sealing load relaxes,
It can be used in the sealed connection of high-temperature and pressure pipeline and/or container.And conventional flange is connected to when interior media pressure increases and makees
It can be reduced with the pressure on sealing element.
The present embodiment is connected first locking member 300 and the second port part 200 by the retainer ring 502,
The third lip 310 and the 4th flange 240 are fixed by the annular groove 531, it is convenient for disassembly and assembly, it is suitable for needing
The occasion dismounted automatically using manipulator, such as dismounts hermetically sealed connector in the poisonous and hazardous environment of human body.
Specifically, the first port part 100 has the first installation end, for the equipment installed in that need to connect, such as
Pipeline or container.The tubing or ring-shaped article that the first port part 100 can be integrally formed, have from first installation end
106 extend to the first through hole 104 of first connecting pin 102.The second port part 200 has the second installation end, is used for
In another equipment that need to be connected, such as pipeline or container.The tubing that the second port part 200 can be integrally formed
Or ring-shaped article, there is the second through hole 204 that the second connection end 202 is extended to from second installation end.In assembled state,
The first through hole 104 is connected with second through hole 204, is realized the fluid media (medium) between the equipment of two need connections and is connected
It is logical.Have between the first surface 112 of first connecting pin 102 and the end face 222 of the second connection end 202
Gap, the gap are connected, it is necessary to seal to be isolated from the outside with the internal first through hole 104 and second through hole 204.
First sealing element 400 is annular element, is pressed in by first locking member 300 and is bonded the inner ring surface
232, so as to form sealing between the first port part 100 and the second port part 200, make the first through hole 104
It is isolated from the outside with second through hole 204.The material of first sealing element 400 can be selected according to specific operating mode, example
Such as can be soft metal, graphite, polymer or composite material.First sealing element 400 can be nonmetallic O-shaped sealing
Circle, metal o-ring sealing ring or metal C-shaped ring sealing ring.
Optionally, first fastening end 511 of the retainer ring 502 is connected with second fastening end 522 by bolt
Connect, the 3rd fastening end 513 is bolted with the 4th fastening end 524.Or first fastening end 511 and institute
It is hinged by the first articulated shaft 532 to state the second fastening end 522, the 3rd fastening end 513 passes through with the 4th fastening end 524
It is bolted.Axially vertical, further drop of the axial direction of the bolt preferably with first port part 100 and second port part 200
Influence of the vibration to bolt of low first port part 100 and second port part 200 in use, makes retainer ring 502 easy
Dismounting.
In one of the embodiments, Fig. 5 and Fig. 6 are referred to, optionally, the bolt connecting mode there are two kinds：First
Kind of bolt connecting mode, 511 and the 3rd fastening end 513 of the first fastening end have a through hole, second fastening end 522 and the
Four fastening ends 524 have threaded hole, and the retainer ring 502 further includes fastening bolt 533, and the fastening bolt 533 is described in
Through hole is connected with the threaded hole, so as to fulfill the connection of retainer ring.Second of bolt connecting mode, the retainer ring 502 is also
Including the first articulated shaft 532, the 3rd articulated shaft 534, eyelet bolt 535 and wing nut 536, first articulated shaft 532 will
First fastening end 511 and the second fixing end 522 are hinged, and the eyelet bolt 535 has through hole, and the 3rd articulated shaft 534 is worn
The through hole is crossed, makes the 3rd fastening end 513 and eyelet bolt 535 hinged.Butterfly on assembled state, the eyelet bolt 535
Shape nut 536 links together the 3rd fastening end 513 with the 4th fastening end 524.Pass through eyelet bolt 535 and butterfly spiral shell
The bolt connecting mode of the combination connection of mother 536, makes the dismounting of retainer ring 502 more flexible.
In one of the embodiments, the cross section of the annular groove 531 is trapezoidal, the third lip 310 and institute
It is inclined-plane to state the surface that the 4th flange 240 is abutted with the annular groove 531 respectively.Specifically, the 6th surface 314 and institute
It is inclined-plane to state the 8th surface 244, and the trapezoidal faces with the annular groove 531 abut respectively, the third lip 310 and institute
The inclined-plane for stating the 4th flange 240 set so that the third lip 310 and the 4th flange 240 easily to squeeze into the annular recessed
In groove 531.
Fig. 3 and Fig. 4 is referred to, as another embodiment, there is provided a sealing and connecting device 10 ', including first port part
100th, second port part 200, sleeve 600, the first sealing element 400, the second sealing element 410, the first locking member 300, second
Locking member 301 and two retainer rings 502；The first port part 100 has the first connecting pin 102, and in the described first connection
End 102 is provided with the first flange 110, and first flange 110 has first surface 112 and second spaced in the axial direction
Surface 114；The second port part 200 has second connection end 202, and it is convex that the second connection end 202 is provided with second
Edge 210, second flange 210 have the 3rd surface 212 spaced in the axial direction and the 4th surface 214.Described second
Connecting pin 202 is used to dock with first connecting pin 102.
In assembled state, first and second sealing element 400,410 be subject to vertically pressure so as to fulfill initial close
Envelope.There is interval region between first locking member 300 and first flange 110 of the first port part 100, be used for
Accommodate first sealing element 400.Second flange 210 of second locking member 301 and the second port part 200
Between there is interval region, for accommodating second sealing element 410.In certain embodiments, first locking member 300
It can be spaced completely with first flange 110, second locking member 301 can be spaced completely with second flange 210, when even
During pressure medium increase in the equipment connect, pressure medium can pass through first flange 110 of the first port part 100
The second surface 114 is applied on first sealing element 400, and passes through described the second of the second port part 200
The 4th surface 214 of flange 210 is applied on second sealing element 410, makes first sealing element 400 and institute
The sealing force stated on the second sealing element 410 increases with the increase of pressure medium, makes first sealing element 400 and described
Second sealing element 410 further compression vertically, so as to prevent under high pressure medium first sealing element 400 and described
Stress relaxation on second sealing element 410, forms self-tightening sealing mode.
First locking member 300 has third lip 310, and second locking member 301 is provided with the 5th flange 320,
The both ends of the sleeve 600 have flange 620.310 and the 5th flange 320 of third lip be used for described in the sleeve
Flange 620 connects.Fig. 5 and Fig. 6 are referred to, there is annular groove 531, the retainer ring on the inner surface of the retainer ring 502
502 include the first semi-ring 510 and the second semi-ring 520, and first semi-ring 510 and second semi-ring 520 are removably opposite
Connect and form annular, first semi-ring 510 has the first fastening end 511 and the 3rd fastening end 513, second semi-ring
520 have the second fastening end 522 and the 4th fastening end 524.In assembled state, first fastening end 511 and described second tight
Fixed end 522 connects, and the 3rd fastening end 513 and the 4th fastening end 524 connect, and described two retainer rings 502 are by described in
The flange 620 of 310 and the 5th flange 320 of third lip respectively with the sleeve both ends is fixed.
Sealing and connecting device 10 ' is detachable structure, and in assembled state, first connecting pin 102 connects with described second
The docking of end 202 is connect, the first port part 100 is connected with the inside of second port part 200, first flange 110
The first surface 112 is used to be oppositely arranged with the 3rd surface 212 of second flange 210, and the sleeve 600 is along axis
To being sheathed on outside first flange 110 and second flange 210, the third lip 310 is described with the sleeve
Flange 620 is fixedly connected, and first sealing element 400 is pressed in the described first convex of the first port part 100 vertically
Between the second surface 114 of edge 110 and first locking member 300, second sealing element 410 is pressed in vertically
Between the 4th surface 214 of second flange 210 of the second port part 200 and second locking member 301, and
And first, second sealing element 400,410 is connected to the inner ring surface 232 of the sleeve 600, so that described
The inside of Single port part 100 is with passing through first, second sealing element 400,410 and the external world inside the second port part 200
Seal isolation.The flange 620 of the third lip 310 and the sleeve is collectively received in described by the retainer ring 502
In annular groove 531, first locking member 300 is set to be fixedly connected in the axial direction with the sleeve 600.Another described fixation
Another of 5th flange 320 and the sleeve flange 620 are collectively received in the annular groove 531 by ring 502
In, second locking member 301 is also fixedly connected in the axial direction with the sleeve 600.
First locking member 300 further includes the first locking member body, the first locking member body have first end and
Second end, the third lip 310 are arranged on the first end.Second locking member 301 further includes the second locking member body,
The second locking member body has the 3rd end and the 4th end, and the 5th flange 320 is arranged on the 3rd end.Described first
End and the 3rd end are respectively used to be connected with the sleeve 600.First connecting pin 102 of the first port part 100
First port part body 120 and first flange 110 including interconnection, described the second of the second port part 200
Connecting pin 202 includes second port part body 220 and second flange 210, and the sleeve 600 includes the sleeve body,
Two flanges 620 of the sleeve are separately positioned on the both ends of the sleeve 600, in the assembled state, the sleeve
Body surrounds first flange 110, the first port part body 120, second flange 210 and the second port part
Body 220 is set, and the first locking member body is inserted between the first port part body 120 and the sleeve body, institute
301 body of the second locking member is stated to be inserted into respectively between the second port part body 220 and the sleeve body.
Being fixedly connected between first locking member 300 and second locking member 301 and the sleeve 600 is main
Effect is no longer to apply enough pressure to first sealing element 400 and second sealing element 410, but only right
Pressure medium inside anti-pipeline or container, therefore, first locking member 300 and second locking member 301 and the set
The load for being fixedly connected with needs between cylinder 600 is greatly lowered, and size diminishes therewith so that whole sealing and connecting device 10 '
Overall dimension reduce, weight saving.From fig. 4, it can be seen that when the interior media of sealing and connecting device 10 ' pressure increases, increase
Big pressure medium can act on first sealing element by the first port part 100 and first locking member 300
On 400, and it is applied to by the second port part 200 and second locking member 301 on second sealing element 410,
The pressure for making to act on first and second sealing element 400,410 increases with the increase of interior media pressure, because
This, sealing and connecting device 10 ' can prevent under high pressure medium sealing load to relax, can be used in high-temperature and pressure pipeline and/
Or the sealed connection of container.And conventional flange is connected to and the pressure of sealing element is acted on during the increase of interior media pressure can subtract
It is small.
The present embodiment by the retainer ring 502 by first, second locking member 300,301 respectively with the sleeve
600 connections, by the annular groove 531 by the flange 620 of the third lip 310 and described sleeve one end and described
The fixation spacing in the axial direction of the flange 620 of 5th flange 320 and the sleeve other end, dismounting is very convenient, especially suitable
Together in the occasion for needing to dismount automatically using manipulator, such as hermetically sealed connector is dismounted in the poisonous and hazardous environment of human body.
First and second sealing element 400,410 is annular element, by 300,301 points of first and second locking member
It is not pressed on the second surface 114 and the 4th surface 214 and is bonded the inner ring surface 232, so that in the first end
Formed and sealed between mouthful part 100 and the second port part 200, make the first through hole 104 and second through hole 204 with it is outer
Boundary isolates.The material of first, second sealing element 400,410 can be selected according to specific operating mode, such as can be soft gold
Category, graphite, polymer or composite material etc..First, second sealing element 400,410 can be nonmetallic O-ring seal,
Metal o-ring sealing ring or metal C-shaped ring sealing ring.
Face connection mode between conventional flange is become first locking member 300, described by the sleeve 600
Two locking members 301 connection mode with the sleeve 600 respectively, substantially increases the globality of sealing and connecting device 10 ', enhancing
Antitorque, bending resistance, antivibration kinetic force, particularly suitable for the sealed connection in judder environment.
In one of the embodiments, the cross section of the annular groove of the retainer ring is trapezoidal that described 3rd is convex
The surface that the flange of edge, the 5th flange and the sleeve is abutted with the annular groove respectively is inclined-plane.With it is described
Similarly, which is not described herein again for the embodiment of sealing and connecting device 10.
In one of the embodiments, first, second fastening end 511,522 and the three, the 4th of the retainer ring
Similarly, which is not described herein again for the connection mode of fastening end 513,524 and the embodiment of the sealing and connecting device 10.
This sealing and connecting device is especially suitable for high pressure, high-temperature medium, between alternating temperature, transformation medium pipeline and container
Sealed connection field, such as space flight and deep-sea field.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses the several embodiments of the present invention, its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (8)
- A kind of 1. sealing and connecting device, it is characterised in that including：First port part, second port part, the first sealing element, One locking member and retainer ring；The first port part has the first connecting pin, and first connecting pin is provided with the first flange, and described first is convex Edge has first surface spaced in the axial direction and second surface；The second port part has second connection end, and the second connection end has end face, inner ring surface and the 4th flange；First locking member has third lip；The inner surface of the retainer ring offers annular groove, and the retainer ring includes the first semi-ring and the second semi-ring, and described One semi-ring removably forms annular with second semi-ring with respect to being connected, and first semi-ring has the first fastening end and the Three fastening ends, second semi-ring have the second fastening end and the 4th fastening end；In assembled state, first connecting pin is docked with the second connection end, makes the first port part and described second Connection, the first surface of first flange are oppositely arranged with the end face of the second connection end inside port, First sealing element is pressed in described in first flange of the first port part by first locking member vertically Between second surface and first locking member, and first sealing element is set to be connected to the described of the second connection end Inner ring surface, makes inside the first port part with being sealed inside the second port part by first sealing element with extraneous Isolation, the third lip and the 4th flange be collectively received in the annular groove by the retainer ring, makes described the One locking member is fixedly connected in the axial direction with the second port part.
- 2. sealing and connecting device according to claim 1, it is characterised in that first locking member further includes the first locking Part body, the first locking member body have a first end and a second end, and the third lip is arranged on the first end；It is described First port part body and first flange of first connecting pin of first port part including interconnection, described second The second connection end of port includes second port part body and fixed part, and the second port part body includes end face, The fixed part includes inner ring surface, and the 4th flange is arranged on one of the fixed part away from the second port part body End, in assembled state, the fixed part is set around first flange and the first port part body, first locking Part body is inserted between the first port part body and the fixed part.
- 3. sealing and connecting device according to claim 1, it is characterised in that the horizontal stroke of the annular groove of the retainer ring To be trapezoidal, the surface that the third lip and the 4th flange are abutted with the annular groove respectively is inclined-plane in section.
- 4. sealing and connecting device according to claim 1, it is characterised in that first fastening end of the retainer ring with Second fastening end is bolted, and the 3rd fastening end is bolted with the 4th fastening end.
- 5. sealing and connecting device according to claim 1, it is characterised in that first fastening end of the retainer ring with Second fastening end is hinged, and the 3rd fastening end is bolted with the 4th fastening end.
- 6. sealing and connecting device according to claim 1, it is characterised in that first fastening end of the retainer ring with Second fastening end is connected by the combination of eyelet bolt and wing nut or be hinged, the 3rd fastening end and described the Four fastening ends are connected by the combination of eyelet bolt and wing nut.
- A kind of 7. sealing and connecting device, it is characterised in that including：First port part, second port part, sleeve, the first sealing member Part, the second sealing element, the first locking member, the second locking member and two retainer rings；The first port part has the first connecting pin, and first connecting pin is provided with the first flange, and described first is convex Edge has first surface spaced in the axial direction and second surface；The second port part has second connection end, and the second connection end is provided with the second flange, and described second is convex Edge has the 3rd surface spaced in the axial direction and the 4th surface；First locking member has third lip；Second locking member has the 5th flange；The both ends of the sleeve respectively have a flange；The inner surface of the retainer ring offers annular groove, and the retainer ring includes the first semi-ring and the second semi-ring, and described One semi-ring removably forms annular with second semi-ring with respect to being connected, and first semi-ring has the first fastening end and the Three fastening ends, second semi-ring have the second fastening end and the 4th fastening end；In assembled state, first connecting pin is docked with the second connection end, makes the first port part and described second Connection inside port, the first surface of first flange is opposite with the 3rd surface of second flange to be set Put, the sleeve is sheathed on outside first flange and second flange vertically, and first locking member is by described the One sealing element is pressed between the second surface of first flange and first locking member vertically, and is made described First sealing element is connected to the inner ring surface of the sleeve, second locking member by second sealing element vertically It is pressed between the 4th surface of second flange and second locking member, and abuts second sealing element In the inner ring surface of the sleeve, so that with passing through described the inside the second port part inside the first port part First, second sealing element is sealed off with extraneous, and the retainer ring described in one is by the third lip and the sleeve The flange is collectively received in the annular groove, first locking member is fixedly connected in the axial direction with the sleeve, Another flange of 5th flange and the sleeve is collectively received in the annular groove by another described retainer ring In, second locking member is fixedly connected in the axial direction with the sleeve.
- 8. sealing and connecting device according to claim 7, it is characterised in that the horizontal stroke of the annular groove of the retainer ring Section is trapezoidal, and the flange of the third lip, the 5th flange and the sleeve is supported with the annular groove respectively The surface connect is inclined-plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711462400.4A CN107965627A (en) | 2017-12-28 | 2017-12-28 | sealing and connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711462400.4A CN107965627A (en) | 2017-12-28 | 2017-12-28 | sealing and connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107965627A true CN107965627A (en) | 2018-04-27 |
Family
ID=61993283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711462400.4A Pending CN107965627A (en) | 2017-12-28 | 2017-12-28 | sealing and connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107965627A (en) |
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| CN110486551A (en) * | 2019-07-19 | 2019-11-22 | 宁波天生密封件有限公司 | A kind of self-energized seal attachment device |
| CN112628496A (en) * | 2020-12-22 | 2021-04-09 | 新昌县欣驰机械有限公司 | High-corrosion-resistance flange connecting seat for automobile hydraulic system and manufacturing method thereof |
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| CN112628496A (en) * | 2020-12-22 | 2021-04-09 | 新昌县欣驰机械有限公司 | High-corrosion-resistance flange connecting seat for automobile hydraulic system and manufacturing method thereof |
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