CN105257262B - Elasticity limit bending ring shape structure connector - Google Patents
Elasticity limit bending ring shape structure connector Download PDFInfo
- Publication number
- CN105257262B CN105257262B CN201510738133.3A CN201510738133A CN105257262B CN 105257262 B CN105257262 B CN 105257262B CN 201510738133 A CN201510738133 A CN 201510738133A CN 105257262 B CN105257262 B CN 105257262B
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- Prior art keywords
- disk spring
- spring group
- connecting portion
- portion part
- flange hole
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- 238000005452 bending Methods 0.000 title claims abstract description 32
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 230000001186 cumulative effect Effects 0.000 claims 2
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 210000004209 hair Anatomy 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
Abstract
Bending ring shape structure connector is limited the invention discloses elasticity, including the first connecting portion part, second connecting portion part, arrangement outside disk spring group includes the outer disk spring group of epimere inside and outside many string disk spring components, disk spring group and the outer disk spring group of hypomere outside stage casing, the first connecting portion part is provided with interior outward flange, first outward flange is provided with multiple first outward flange holes, second connecting portion part is provided with interior outward flange, second outward flange is provided with multiple second outward flange holes, three sections of settings of outer disk spring component upper, middle and lower on outward flange, groups of springs on inner flange is set according to stress difference difference：When connector bears precompression, the three sections of settings of point upper, middle and lower；When connector is by huge pretension, it may not be necessary to the spring of stage casing；During connector stress very little, inner flange can be cancelled.The present invention is very suitable for the connection that all kinds of standpipes of deepwater field facility are oriented to tower.
Description
【Technical field】
Bending ring shape structure connector is limited the present invention relates to elasticity.
【Background technology】
Existing deep water small oil field exploitation both at home and abroad mainly using exploitation during heavy wool track and field association's contract and relies on built oil nearby
Field facility develops two kinds of solutions.Because this well yield is high, seldom, production period is shorter, and accumulative recoverable reserves is higher for well number
Small oil field can use underwater well head and FPSO stand-alone development schemes.Therefore many deep water away from built field facility are caused
Small oil field, since completing to find well and evaluating after the probing and formation testing of well, still fails to realize that commercial development is given birth to through studying for a long period of time
Production.For example：The Lufeng 15-1 of South China Sea；Some isolated marginal small oil fields existed such as land 14-1, the evaluation being recently completed is ground
Study carefully side of technologically recoverable reserves 400,000,000 of each oil of result hair or so, but economically recoverable is zero.
【The content of the invention】
In order to overcome the deficiencies in the prior art, the invention provides a kind of elasticity limit bending ring shape structure connector, it is adaptable to
All kinds of standpipes of deepwater field facility are oriented to tower, so as to greatly reduce structural bending stress, and ensure that its swing angle exists
Design in allowed band.
It is a kind of with bilateral flange elasticity limit bending ring shape structure connector, including the first connecting portion part, second connecting portion part,
Disk spring group in many outer disk spring groups of string and many strings, the outer disk spring group includes the outer dish of epimere, stage casing and hypomere
Groups of springs, the interior disk spring group includes epimere and hypomere disk spring group, and the first connecting portion part is set with multiple
First outward flange in the first outward flange hole and the first inner flange with multiple first inner flange holes, the second connecting portion
Part sets the second outward flange with multiple second outward flange holes and the second inner flange with multiple second inner flange holes,
The assembling axle of the outer disk spring group passes through the first outward flange hole and corresponding second outward flange hole, the outer dish of the epimere
Shape groups of springs is arranged between the first end of the outer spring assembling axle and the first connecting portion part, disk spring group outside the stage casing
It is arranged between the first connecting portion part and second connecting portion part, the outer disk spring group of the hypomere is arranged on described second and connected
Between second end of relay part and outer spring assembling axle；The assembling axle of the hypomere disk spring group is passed through in described first
Flange hole and corresponding second inner flange hole, the epimere disk spring group be arranged on the first end of inner spring assembling axle with
Between the first connecting portion part, the hypomere disk spring group is arranged on the second end and the second connecting portion of the inner spring assembling axle
Between part.
Including the first connecting portion part, second connecting portion part, many outer disk spring groups of string, the outer disk spring group includes upper
Disk spring group and the outer disk spring group of hypomere outside the outer disk spring group of section, stage casing, the first connecting portion part are provided with outside first
Flange, first outward flange is provided with multiple first outward flange holes, and the second connecting portion part is provided with the second outward flange, described
Second outward flange is provided with multiple second outward flange holes, and the assembling axle of the outer disk spring group passes through the first outward flange hole
With corresponding second outward flange hole, the outer disk spring group of the epimere is arranged on the first end and first that the outer spring assembles axle
Between connection member, disk spring group is arranged between the first connecting portion part and second connecting portion part outside the stage casing, institute
The outer disk spring group of hypomere is stated to be arranged between the second end of the second connecting portion part and outer spring assembling axle.
Also include disk spring group in many strings, the interior disk spring group includes epimere disk spring group and the dish-shaped bullet of hypomere
Spring group, the first connecting portion part is additionally provided with the first inner flange, and first inner flange is provided with multiple first inner flange holes, institute
State second connecting portion part and be additionally provided with the second inner flange, second inner flange is provided with multiple second inner flange holes, the interior dish
The assembling axle of shape groups of springs passes through the first inner flange hole and corresponding second inner flange hole, and the epimere disk spring group is set
Put and assembled in the inner spring between the first end and the first connecting portion part of axle, the hypomere disk spring group is arranged in described
Between second end of spring assembling axle and second connecting portion part.
From the centre in the first outward flange hole to the first outward flange hole first end, the first outward flange hole it is big
The inwall of small gradually increase and the first outward flange hole longitudinal section is inclined, from the centre in the first outward flange hole to described
First the second end of outward flange hole, the size in the first outward flange hole gradually increase and the first outward flange hole longitudinal section inwall
Be it is inclined,
And/or, from the centre in the second outward flange hole to the second outward flange hole first end, second outward flange
The size in hole gradually increases and the inwall of the second outward flange hole longitudinal section is inclined, the centre from the second outward flange hole
To the end of the second outward flange hole second, the size in the second outward flange hole gradually increases and the second outward flange hole longitudinal section
Inwall be inclined.
The first connecting portion part includes upper cylinder, and the wall thickness of the upper cylinder of the flange away from the first connecting portion part gradually subtracts
It is small.
The second connecting portion part includes upper cylinder, and the wall thickness of the upper cylinder of the flange away from second connecting portion part gradually subtracts
It is small.
The first inner flange hole is uniformly distributed in first inner flange, and the first outward flange hole is uniformly distributed in institute
The first outward flange is stated, the second inner flange hole is uniformly distributed in second inner flange, and the second outward flange hole is uniformly divided
It is distributed in second outward flange.
The first connecting portion part also includes the lower cylinder close to the second connecting portion part, and the second connecting portion part is also
Including the upper cylinder close to the first connecting portion part, the lower cylinder of the first connecting portion part and the second connecting portion part
Provided with a pair of lateral load-carrying rings between upper cylinder.
From the centre in the first inner flange hole to the first inner flange hole first end, the first inner flange hole it is big
The inwall of small gradually increase and the first inner flange hole longitudinal section is inclined, the centre in the first inner flange hole to described the
One the second end of inner flange hole, the size in the first inner flange hole gradually increases and the inwall of the first inner flange hole longitudinal section is
It is inclined,
And/or, from the centre in the second inner flange hole to the second inner flange hole first end, second inner flange
The size in hole gradually increases and the inwall of the second inner flange hole longitudinal section is inclined, and the centre in the second inner flange hole is extremely
The end of second inner flange hole second, the size in the second inner flange hole gradually increases and the second inner flange hole longitudinal section
Inwall is inclined.
It is provided between the outer disk spring group of the epimere and the first end of outer spring assembling axle outside pad, the epimere
It is provided with outside pad, the stage casing and is set between disk spring group and the first connecting portion part between disk spring group and the first connecting portion part
Have outside pad, the middle part and pad be provided between disk spring group and second connecting portion part, the outer disk spring group in the bottom and
Be provided with pad between the second connecting portion part, the second end of the outer disk spring group in the bottom and outer spring assembling axle it
Between be provided with pad.
The beneficial effects of the invention are as follows：This elasticity limit bending ring shape structure connector can greatly reduce structural bending stress,
Swing angle is reduced, prevents all kinds of standpipes of inside from producing destruction, therefore be very suitable for all kinds of standpipes of deep water hydrocarbon field facility
It is oriented to the connection of tower.
【Brief description of the drawings】
Fig. 1 is the structural representation of the first connecting portion part of the elasticity limit bending ring shape structure connector of an embodiment of the present invention
Figure；
Fig. 2 is the structural representation of the second connecting portion part of the elasticity limit bending ring shape structure connector of an embodiment of the present invention
Figure；
Fig. 3 is the section view signal of the first connecting portion part of the elasticity limit bending ring shape structure connector of an embodiment of the present invention
Figure；
Fig. 4 is the section view signal of the second connecting portion part of the elasticity limit bending ring shape structure connector of an embodiment of the present invention
Figure；
Fig. 5 is the partial schematic sectional view of Fig. 3 the first connecting portion part；
Fig. 6 is the partial schematic sectional view of Fig. 4 second connecting portion part；
Fig. 7 is the schematic top plan view of Fig. 1 elasticity limit bending ring shape structure connector；
Fig. 8 is the schematic cross-sectional view of the elasticity limit bending ring shape structure connector of an embodiment of the present invention；
Fig. 9 Fig. 8 partial schematic diagram；
Figure 10 is the spring assembling axle schematic cross-sectional view of an embodiment of the present invention；
Figure 11 is the locking member schematic diagram of the elasticity limit bending ring shape structure connector of an embodiment of the present invention；
Figure 12 is Figure 11 C-C sectional views；
Figure 13 is Figure 11 B-B sectional views；
Figure 14 is Figure 11 A-A sectional views；
Figure 15 is Figure 11 D-D sectional views.
【Embodiment】
The preferred embodiment to invention is described in further detail below.
As shown in Fig. 1 to 15, a kind of elasticity limit bending ring shape structure connector of embodiment, the curved loop configuration connection of elasticity limit
The cross section of device can be annular (i.e. elasticity limit curved annular connector), polygon (triangle, quadrangle, hexagon etc.), ellipse
Circle etc., the scope protected in the present embodiment, including the first connecting portion part 1, second connecting portion part 2, multigroup outer disk spring
Group and multiple outer spring limit shafts 36, the outer disk spring group include disk spring group 31 outside epimere, disk spring outside stage casing
Group 32 and the outer disk spring group 33 of hypomere, the first connecting portion part 1 are provided with outward flange 13, and the second connecting portion part 2 is provided with
Outward flange 23, the external springs assembling axle 36 passes through the first outward flange hole 14 and corresponding second outward flange hole 24, institute
State the outer disk spring group 31 of epimere to be arranged between the first end 361 of the outer spring assembling axle 36 and the first connecting portion part 1, institute
State disk spring group 32 outside stage casing to be arranged between the first connecting portion part 1 and second connecting portion part 2, the outer dish of the hypomere
Groups of springs 33 is arranged between the second end 362 of the second connecting portion part 2 and outer spring assembling axle 36.
Above-mentioned elasticity limit bending ring shape structure connector can be used for the connection that facility all kinds of standpipes in deep water hydrocarbon field are oriented to tower,
The first connecting portion part 1 connects (as welded) epimere and is oriented to tower, and second connecting portion part 2 connects (as welded) hypomere and is oriented to tower, and outer
Disk spring group and outer spring assembling axle 36 play a part of connection the first connecting portion part 1 and second connecting portion part 2.Due to usual
The disk spring of state can produce compression elasticity and can not play tensile-elasticity, by the way that outer disk spring group is divided into dish outside epimere
Disk spring group 32 and the outer disk spring group 33 of hypomere, can enable the outer disk spring group of whole group outside shape groups of springs 31, stage casing
Produce along the tensile-elasticity and compression elasticity for being oriented to tower axial direction.The and of disk spring group 32 outside the outer disk spring group 31 of epimere, stage casing
The initial compressed state (i.e. in the case that connector is not acted on by external force) of the outer disk spring group 33 of hypomere can be adjusted,
To adapt to different working conditions.When pulling force of the connector by axial direction, the outer disk spring group 31 of epimere and the outer dish of hypomere
Groups of springs 33 will all be compressed and be shortened, thus elastic force increase, and in the stage casing outside disk spring group 32 compression discharge and it is elongated so that
Elastic force reduces and is possibly even changed into 0；When pressure of the connector by axial direction, disk spring group 32 is compressed and become outside middle part
It is short, so that elastic force increases, the outer disk spring group 31 of epimere and the outer compression of disk spring group 33 release of hypomere, so that elastic force reduces very
0 may be extremely changed into；When connector is bent by the active force of radial direction, every group of outer disk spring group will produce different size of
Elastic reaction, and therefore produce and bending moment bending resistance righting moment equal in magnitude, in opposite direction.
Due to being oriented to tower in the presence of the environmental loads such as wave, stream, shearing and moment of flexure can be produced, due to first connecting portion
Multigroup outer disk spring group and multiple outer springs assembling axle 36, therefore whole group is distributed with the outward flange of part 1 and second connecting portion part 2
Outer disk spring group can reduce this shearing and moment of flexure well, reduce and be oriented to tower amplitude of fluctuation, with prevent from being oriented to tower and its
Internal structure is destroyed.
In one embodiment, connector also includes multigroup interior disk spring group and multiple inner springs assembling axle 37, described
Interior disk spring group includes method in disk spring group 35 in disk spring group 34 in epimere and hypomere, the first connecting portion part 1
Orchid 11, the inner flange 21 of second connecting portion part 2, the inner spring group axle 37 passes through the first inner flange hole 12 and corresponding
Disk spring group 34 is arranged on the first end 371 and the of inner spring assembling axle 37 in second inner flange hole 22, the epimere
Between one connection member 1, disk spring group 35 is arranged on the second end 372 and the of inner spring assembling axle 37 in the hypomere
Between two connection members 2.
By using multigroup interior disk spring group and multiple inner springs assembling axle, the space in connector is taken full advantage of,
And connector tension, resistance to compression, the performance of bending resistance can be improved, greatly reduce be oriented to tower bending stress, be further ensured that its
Swung safely in scope of design.
In one embodiment, the interior disk spring group also includes stage casing disk spring group (not shown), described
Stage casing disk spring group is arranged between the first connecting portion part 1 and second connecting portion part 2.Stage casing disk spring group can be big
It is big to improve the performance that connector bears resistance to compression and bending resistance.
In one embodiment, as shown in Fig. 1 to 5, from the centre in the first outward flange hole 14 to the described first outer method
Flange aperture first end, the size in the first outward flange hole 14 gradually increases and the inwall of the first outward flange hole longitudinal section is to tilt
, from the centre in the first outward flange hole 14 to the end of the first outward flange hole second, the first outward flange hole 14 it is big
The inwall of small gradually increase and the first outward flange hole longitudinal section is inclined, from the centre in the second outward flange hole 24 to institute
State the second outward flange hole first end, the size in the second outward flange hole 24 gradually increases and the second outward flange hole longitudinal section
Inwall is inclined, from the centre in the second outward flange hole 24 to the end of the second outward flange hole second, the second outer method
The size of flange aperture 24 gradually increases and the inwall of the second outward flange hole longitudinal section is inclined.
When connector is being bent in the presence of external force, outer spring assembling axle 36 will stress tilt, if the first outer method
The size of flange aperture 14 in axial direction is identical, and outer spring assembling axle 36 will withstand on the mouth edge in the first outward flange hole 14
On, so as to cause stress concentration, easily cause outer spring assembling axle 36 and be broken.
In one embodiment, because outer disk spring group and outer spring assemble the presence of axle, interior disk spring group and interior
The stress that spring assembling axle is subject to is smaller, therefore the first inner flange hole 12 and the second inner flange hole 22 can not be used outside first
The design in the outward flange hole 24 of flange hole 14 and second, and width identical hole is used, in order to further improve connector
Security, it would however also be possible to employ the design (not shown) in the first outward flange hole 14 and the second outward flange hole 24：From described first
The centre in inner flange hole 12 to the first end of the first inner flange hole 12, the size in the first inner flange hole 12 gradually increases,
And first the inwall of inner flange hole longitudinal section be inclined, from the centre in the first inner flange hole 12 to first inner flange
The end of hole second, the size in the first inner flange hole gradually increase and the first inner flange hole longitudinal section inwall be it is inclined, from
The centre in the second inner flange hole 22 is to the second inner flange hole first end, and the size in the second inner flange hole 22 is gradually
The inwall of increase and the second inner flange hole longitudinal section is inclined, from the centre in the second inner flange hole 22 to described second
The end of inner flange hole second, the size in the second inner flange hole 22 gradually increases and the inwall of the second inner flange hole longitudinal section is
It is inclined.
The first connecting portion part 1 includes upper cylinder 16 and close second connecting portion away from the second connecting portion part 2
The lower cylinder 15 of part 2, the wall thickness of the upper cylinder of the flange away from the first connecting portion part 1 is gradually reduced, the second connecting portion part 2
Including the lower cylinder 25 away from the first connecting portion part 1 and the upper cylinder 26 close to the first connecting portion part 1, away from the second connection
The wall thickness of the lower cylinder of the flange of part 2 is gradually reduced.Because connector can be by larger stress, therefore the thickness of cylinder will
It is big, but the need for being due to installation, replacing disc spring film, partly want thinner to facilitate installation on cylinder 16, pass through inclined-plane
161 transition, can be contacted, it is not easy to cause stress concentration when outer spring assembling axle 36 is tilted with the formation face of cylinder 16.
In one embodiment, the first connecting portion part 1 is included in the first inner flange 11 and the first outward flange 13, first
Flange 11, the first outward flange 13, upper cylinder 16 and lower cylinder 15 are integrally formed, and the second connecting portion part 2 includes method in second
The outward flange 23 of orchid 21 and second, the second inner flange 21, the second outward flange 23, upper cylinder 26 and lower cylinder 25 are integrally formed, described
First inner flange hole 12 is located at first inner flange 11, and the first outward flange hole 14 is located at first outward flange 13, institute
The second inner flange hole 22 is stated positioned at second inner flange 21, the second outward flange hole 24 is located at second outward flange 23.
Multiple first inner flange holes 12 are distributed evenly in first inner flange, and multiple first outward flange holes 14 are equal
Even to be distributed in first outward flange, multiple second inner flange holes 22 are uniformly distributed in outside second inner flange, multiple second
Flange hole 24 is uniformly distributed in second outward flange, and being uniformly distributed can make each group disk spring stress try one's best to keep in balance.
In one embodiment, the upper cylinder of the lower cylinder 15 of the first connecting portion part 1 and the second connecting portion part 2
Provided with a pair of lateral load-carrying rings 17 between 26.In one embodiment, upper cylinder 26 is enclosed on the lower outside of cylinder 15.
In one embodiment, each group of disk spring group is in contact with it the first connecting portion part 1, second connecting portion part
Pad is provided between 2 or spring assembling axle, to prevent flange from wearing and tearing, and then the life-span of connector is influenceed.Such as, outside the epimere
Pad, the outer disk spring group of the epimere are provided between disk spring group 31 and the first end 361 of outer spring assembling axle 36
It is provided between 31 and the first connecting portion part 1 outside pad, the stage casing between disk spring group 32 and the first connecting portion part 1 provided with pad
Be provided with pad outside piece, the stage casing between disk spring group 32 and second connecting portion part 2, the outer disk spring group 33 of the hypomere with
It is provided with pad between the second connecting portion part 2, the outer disk spring group 33 of the hypomere and the outer spring assemble the of axle 36
Pad is provided between two ends 362.
In one embodiment, as shown in Figure 10, the second end 362 of outer spring assembling axle 36 is annular protrusion, first end
361 one end are provided with annular groove 363, and outer disk spring group 31 is limited into outer spring by locking member assembles on axle 36.Lock
Tight part is included on the first latch segment 41, the second latch segment 42, the first fastener 43 and the second fastener 44, the second latch segment 42
Provided with projection 421 and projection 422, the first latch segment 41 is provided with corresponding two projection breach, and the first latch segment 41 is provided with
The face of cylinder breach of the form fit of axle 36 is assembled with outer spring, the second latch segment 42 also is provided with assembling the outer of axle 36 with outer spring
The face of cylinder breach that shape coordinates, the second latch segment 42 is provided with two fastener holes run through, described two fastener hole difference
Through projection 421 and projection 422, two fastener holes run through, described two fastener holes also are provided with the first latch segment 41
It is each passed through projection breach.
Projection 421 and projection 422 are inserted into corresponding projection breach respectively, and make the first latch segment 41 and the second latch segment
42 face of cylinder breach is close to the annular groove 363 that outer spring assembles axle 36, i.e., the outer spring assembling axle 36 at annular groove 363
The space surrounded through the face of cylinder breach of the first latch segment 41 and the second latch segment 42, then respectively by the He of the first fastener 43
Second fastener 44 passes through corresponding fastener hole, so that outer disk spring group is limited on outer spring assembling axle 36.Remaining
Spring assembling axle can also using identical limit disk spring group mode, will not be repeated here.
Above content is to combine specific preferred embodiment further description made for the present invention, it is impossible to assert
The specific implementation of the present invention is confined to these explanations.For general technical staff of the technical field of the invention,
On the premise of not departing from present inventive concept, some simple deduction or replace can also be made, should all be considered as belonging to the present invention by
The scope of patent protection that the claims submitted are determined.
Claims (9)
1. a kind of elasticity limit bending ring shape structure connector with bilateral flange, it is characterized in that, including the first connecting portion part, the second company
Disk spring group in relay part, many outer disk spring groups of string and many strings, the outer disk spring group includes epimere, stage casing and hypomere
Outer disk spring group, the interior disk spring group includes disk spring group in epimere and hypomere, and the first connecting portion part is set
The first outward flange with multiple first outward flange holes and the first inner flange with multiple first inner flange holes, described
Two connection members set with multiple second outward flange holes the second outward flange and with multiple second inner flange holes second
Inner flange, the assembling axle of the outer disk spring group passes through the first outward flange hole and corresponding second outward flange hole, described
The outer disk spring group of epimere is arranged between the first end of the assembling axle of the outer disk spring group and the first connecting portion part, described
Disk spring group is arranged between the first connecting portion part and second connecting portion part outside stage casing, the outer disk spring group of the hypomere
Between the second end for being arranged on the second connecting portion part and the assembling axle of the outer disk spring group；The interior disk spring group
Assembling axle pass through the first inner flange hole and corresponding second inner flange hole, disk spring group is arranged on institute in the epimere
Between the first end and the first connecting portion part of stating the assembling axle of interior disk spring group, disk spring group is arranged on institute in the hypomere
Between the second end and the second connecting portion part of stating the assembling axle of interior disk spring group.
2. a kind of elasticity limit bending ring shape structure connector, it is characterized in that, including the first connecting portion part, second connecting portion part, many strings
Outer disk spring group, the outer disk spring group includes disk spring group outside epimere, disk spring group and the outer dish of hypomere outside stage casing
Shape groups of springs, the first connecting portion part is provided with the first outward flange, and first outward flange is provided with multiple first outward flange holes,
The second connecting portion part is provided with the second outward flange, and second outward flange is provided with multiple second outward flange holes, the outer dish
The assembling axle of shape groups of springs passes through the first outward flange hole and corresponding second outward flange hole, the outer disk spring group of the epimere
It is arranged between the first end of the assembling axle of the outer disk spring group and the first connecting portion part, disk spring group outside the stage casing
It is arranged between the first connecting portion part and second connecting portion part, the outer disk spring group of the hypomere is arranged on described second and connected
Between second end of relay part and the assembling axle of the outer disk spring group.
3. elasticity limit bending ring shape structure connector as claimed in claim 2, it is characterized in that,
From the centre in the first outward flange hole to the first outward flange hole first end, the size in the first outward flange hole by
The inwall of cumulative big and the first outward flange hole longitudinal section is inclined, from the centre in the first outward flange hole to described first
The end of outward flange hole second, the size in the first outward flange hole gradually increases and the inwall of the first outward flange hole longitudinal section is to incline
Oblique,
And/or, the centre from the second outward flange hole to the second outward flange hole first end, the second outward flange hole
Size gradually increases and the inwall of the second outward flange hole longitudinal section is inclined, from the centre in the second outward flange hole to institute
State the second end of the second outward flange hole, the size in the second outward flange hole gradually increase and the second outward flange hole longitudinal section it is interior
Wall is inclined.
4. elasticity limit bending ring shape structure connector as claimed in claim 2, it is characterized in that,
The first connecting portion part includes upper cylinder, and the wall thickness of the upper cylinder of the flange away from the first connecting portion part is gradually reduced.
5. elasticity limit bending ring shape structure connector as claimed in claim 2, it is characterized in that,
The second connecting portion part includes upper cylinder, and the wall thickness of the upper cylinder of the flange away from second connecting portion part is gradually reduced.
6. elasticity limit bending ring shape structure connector as claimed in claim 2, it is characterized in that, in addition to disk spring in many strings
Group, the interior disk spring group includes disk spring group in disk spring group in epimere and hypomere, and the first connecting portion part is also
Provided with the first inner flange, first inner flange is provided with multiple first inner flange holes, and the second connecting portion part is additionally provided with the
Two inner flanges, second inner flange is provided with multiple second inner flange holes, and the assembling axle of the interior disk spring group passes through institute
State disk spring group in the first inner flange hole and corresponding second inner flange hole, the epimere and be arranged on the interior disk spring group
Assembling axle first end and the first connecting portion part between, disk spring group is arranged on the interior disk spring group in the hypomere
Assembling axle the second end and second connecting portion part between；
The first inner flange hole is uniformly distributed in first inner flange, and the first outward flange hole is uniformly distributed in described
One outward flange, the second inner flange hole is uniformly distributed in second inner flange, and the second outward flange hole is uniformly distributed in
Second outward flange.
7. elasticity limit bending ring shape structure connector as claimed in claim 4, it is characterized in that, the first connecting portion part also includes
Close to the lower cylinder of the second connecting portion part, the second connecting portion part also includes the upper circle close to the first connecting portion part
Cylinder, provided with a pair of lateral load-carrying rings between the lower cylinder of the first connecting portion part and the upper cylinder of the second connecting portion part.
8. elasticity limit bending ring shape structure connector as claimed in claim 2, it is characterized in that,
Also include disk spring group in many strings, the interior disk spring group includes dish-shaped bullet in disk spring group in epimere and hypomere
Spring group, the first connecting portion part is additionally provided with the first inner flange, and first inner flange is provided with multiple first inner flange holes, institute
State second connecting portion part and be additionally provided with the second inner flange, second inner flange is provided with multiple second inner flange holes, the interior dish
The assembling axle of shape groups of springs passes through disk spring group in the first inner flange hole and corresponding second inner flange hole, the epimere
It is arranged between the first end of the assembling axle of the interior disk spring group and the first connecting portion part, disk spring group in the hypomere
It is arranged between the second end of the assembling axle of the interior disk spring group and second connecting portion part；
From the centre in the first inner flange hole to the first inner flange hole first end, the size in the first inner flange hole by
The inwall of cumulative big and the first inner flange hole longitudinal section is inclined, in the centre in the first inner flange hole to described first
The end of flange hole second, the size in the first inner flange hole gradually increases and the inwall of the first inner flange hole longitudinal section is to tilt
,
And/or, the centre from the second inner flange hole to the second inner flange hole first end, the second inner flange hole
Size gradually increases and the inwall of the second inner flange hole longitudinal section is inclined, and the centre in the second inner flange hole is to described
Second the second end of inner flange hole, the size in the second inner flange hole gradually increase and the second inner flange hole longitudinal section inwall
It is inclined.
9. elasticity limit bending ring shape structure connector as claimed in claim 2, it is characterized in that,
Be provided with pad between the first end of the assembling axle of the outer disk spring group of the epimere and the outer disk spring group, it is described on
Be provided between the outer disk spring group of section and the first connecting portion part outside pad, the stage casing disk spring group and the first connecting portion part it
Between be provided with pad, the stage casing is outer to be provided with pad between disk spring group and second connecting portion part, hypomere disk spring outside
Pad, the assembling of the outer disk spring group of the hypomere and the outer disk spring group are provided between group and the second connecting portion part
Pad is provided between second end of axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510738133.3A CN105257262B (en) | 2015-11-03 | 2015-11-03 | Elasticity limit bending ring shape structure connector |
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| CN201510738133.3A CN105257262B (en) | 2015-11-03 | 2015-11-03 | Elasticity limit bending ring shape structure connector |
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| CN105257262A CN105257262A (en) | 2016-01-20 |
| CN105257262B true CN105257262B (en) | 2017-08-11 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| FR2689603B1 (en) * | 1992-04-07 | 1994-05-20 | Coflexip | DEVICE FOR MOUNTING A FLEXIBLE LINE COMPRISING A CURVATORY LIMITER. |
| GB0615723D0 (en) * | 2006-08-08 | 2006-09-20 | Wellstream Int Ltd | Apparatus and method for controlling motion of a ben stiffener |
| CN202391394U (en) * | 2011-12-24 | 2012-08-22 | 大连理工大学 | Ultra-deep water offshore oil/gas engineering development system |
| CN205422658U (en) * | 2015-11-03 | 2016-08-03 | 深圳市润渤船舶与石油工程技术有限公司 | Curved loop configuration connector of elasticity limit |
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