CN102135212B - Pipe joint - Google Patents

Pipe joint Download PDF

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Publication number
CN102135212B
CN102135212B CN201010616942.4A CN201010616942A CN102135212B CN 102135212 B CN102135212 B CN 102135212B CN 201010616942 A CN201010616942 A CN 201010616942A CN 102135212 B CN102135212 B CN 102135212B
Authority
CN
China
Prior art keywords
tension
tensioning
tension band
pipe joint
sleeve
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.)
Expired - Fee Related
Application number
CN201010616942.4A
Other languages
Chinese (zh)
Other versions
CN102135212A (en
Inventor
R·霍尔斯坦
H·英坎普
H·伦德
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MAN Energy Solutions SE
Original Assignee
MAN Diesel SE
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by MAN Diesel SE filed Critical MAN Diesel SE
Publication of CN102135212A publication Critical patent/CN102135212A/en
Application granted granted Critical
Publication of CN102135212B publication Critical patent/CN102135212B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • F16L21/00—Joints with sleeve or socket
    • F16L21/08—Joints with sleeve or socket with additional locking means
    • 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
    • F16L21/00—Joints with sleeve or socket
    • F16L21/06—Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe-ends
    • F16L21/065—Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe-ends tightened by tangentially-arranged threaded pins
    • 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
    • F16L21/00—Joints with sleeve or socket
    • F16L21/06—Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe-ends

Abstract

The invention relates to a pipe connection having an annular tensioning device for a sleeve, having tensioning belts and tensioning screws for tensioning the sleeve, the tensioning belts having ends which are bent into loops, each end of the tensioning belts bent into loops having a winding section which winds around a tensioning pin and a connecting section by means of which the end bent into loops is fixedly connected to the outer side of the respective tensioning belt. The ends of the tension bands, which are bent into loops, are guided tangentially to the outer side (19) of the tension bands in such a way that a transition (20) between the winding section (16) contacting the ends of the outer side of the tension bands and the connecting section (17) extends tangentially to the outer side (19) of the tension bands, the connecting section (17) of each end (15) of the tension bands (12, 13) being located behind the transition, as seen from the tension pins (18), and the connecting section itself being fixedly connected to the outer side (19) of the tension bands.

Description

Pipe joint
The application be the applying date be March 3 in 2008 day, be called dividing an application of patent application that " pipe joint ", application number are 200810082130.9.
Technical field
The present invention relates to a kind of pipe joint.
Background technique
By the known a kind of pipe joint for two tube ends are connected of DE model utility 89 16 031, it has a joint of being made by rubber elastic material, and wherein this joint is for sealing two gaps between tube end.According to DE 89 16 031, make this joint be arranged on the inner side of a collar in axial ring casing the inside, wherein can be by means of tension device tensioning collar tensioning joint thus.This tension device comprises two tension bands according to prior art, one of them tensioning bolt and each tension band acting in conjunction.According to DE 89 61 031, make two tension band bend at ends become ring set thus, wherein each end of each tension band is wound around the tension pin consisting of round pin.Extend through round pin with the coefficient tensioning bolt of each tension band, round pin is wound around the end of each tension band that bends to ring set.
The tension band end that bends to ring set can be divided into two intercepts in principle, is wound around section and linkage section, is wherein wound around section for being wound around round pin separately, and the end that bends to ring set is connected enduringly with the outer side surface of tension band on linkage section.According to DE 89 16 031, the tension band end that bends to ring set is fixedly connected with the outer side surface of each tension band by solder joint, its middle connecting segment is with respect to being wound around section bending.
Summary of the invention
Thisly by the known pipe joint of prior art, there is defect, because dynamic stress may crack in the linkage section of tension band end that bends to ring set.This point finally causes pipe joint to unclamp and the gap between the adjacent end portion of pipe of two connections can not be sealed again.Proposing thus task of the present invention is, realizes a kind of novel pipe joint.
This object is achieved for the pipe joint that the adjacent end portion of two pipes is connected by a kind of according to the present invention.This pipe joint have annular, for the sleeve of being made by elastic material in gap between sealed pipe end, there is the tension device with at least one tensioning bolt for this sleeve of tensioning.According to the present invention, the described sleeve shell that is formed partly surrounds, and wherein on shaping shell, guides at least one tension part of tension device, and wherein this tension device by shaping shell tensioning sleeve.
In addition make each end that bends to ring set of this tension band or each tension band tangentially direct on the outer side surface of corresponding tension band, make tangentially to extend on the outer side surface of corresponding tension band in the winding section and the transition zone between linkage section that contact the respective end of corresponding tension band outer side surface, wherein the linkage section of each end of this tension band or each tension band is looked and is positioned at after transition zone from corresponding tension pin, by linkage section, it is fixedly connected with the outer side surface of corresponding tension band.
Two aspects of the present invention are all common, and the pipe joint of setting up is more insensitive and have longer working life for dynamic stress.
According to a first aspect of the present invention, for the tension force of tensioning sleeve, by least one tension band, guide, wherein this tension band or each tension band directly surround sleeve partly, and by obviously reducing the danger of the formation crackle causing due to dynamic stress according to tension band of the present invention in the structure bending on the end of ring set.
The tension part that acts on the tension device on shaping shell by least one according to a second aspect of the present invention is realized tensioning sleeve, and this tension part consists of tension band or tight rope.Directly surround partly the shaping shell of sleeve and do not guide tension force.
Accompanying drawing explanation
By dependent claims and description below, provide advantageous modification of the present invention.By means of accompanying drawing, but be not subject to its limitation ground to explain in detail embodiments of the invention.In accompanying drawing:
Fig. 1 with side view illustrate according to first aspect present invention according to the first embodiment of pipe joint of the present invention,
Fig. 2 illustrates according to the part of the pipe joint of Fig. 1 with stereogram,
Fig. 3 with side view illustrate according to first aspect present invention according to the second embodiment of pipe joint of the present invention,
Fig. 4 illustrates according to the part of the pipe joint of Fig. 3 with stereogram,
Fig. 5 with side view illustrate according to second aspect present invention according to the first embodiment of pipe joint of the present invention,
Fig. 6 illustrates according to the part of the pipe joint of Fig. 5 with stereogram,
Fig. 7 with side view illustrate according to second aspect present invention according to the second embodiment of pipe joint of the present invention,
Fig. 8 illustrates according to the part of the pipe joint of Fig. 7 with stereogram.
Embodiment
Fig. 1 and 2 illustrates according to of the present invention for connecting first embodiment of pipe joint 10 of the adjacent end portion of two unshowned pipes.Pipe joint 10 embodiments of Fig. 1 and 2 have an annular sleeve 11, and it is for sealing the gap between the adjacent end portion of the pipe that will be connected each other.Described sleeve 11 consists of elastic material, preferably by the material of rubber elasticity, is made.
Sleeve 11 that can tensioning tube joint 10 by means of a tension device, wherein in the embodiment shown in Fig. 1 and 2, this tension device consists of two tension bands 12,13 and four tensioning bolts 14.Each tension band 12,13 approaches in the semi-circumference of sleeve 11 and extends, and wherein the opposite end of tension band 12,13 connects by tensioning bolt 14.Described tension band 12,13 directly adjoins sleeve 11, i.e. radial direction outer face and side.Point out, replace two tension bands 12 that difference is extended substantially in the semi-circumference length of sleeve 11,13 also can use unique tension band, and it extends substantially on the whole circumferential length of sleeve 11, and wherein the opposite end of this tension band interconnects by best two tensioning bolts 14.
Each end 15 place's tension band at each tension band 12,13 itself bend to ring set, and the end 15 that wherein each of tension band 12,13 bends to ring set has respectively one and is wound around 16 and linkage sections 17 of section.
The winding section 16 that each of each tension band 12,13 bends to the end 15 of ring set is wound around a tension pin 18, and it extends upward at the axle of pipe joint 10 substantially.Tensioning bolt 14 interlockings, in the tension pin 18 of tension band 12,13 opposite end 15, wherein can reduce the distance between tension band 12,13 opposite end 15 by screwing tensioning bolt 14, for the sleeve 11 of tensioning tube joint 10.
At tension band 12, between 13 opposite end 15, extend, be not tensioned and be with 12, the position of 13 sleeves 11 that hide is radially covered by a unshowned masking material from the outside, makes the end 15 of tension band 12,13 move when screwing tensioning bolt 14 on these parts.Unshowned masking material prevents sleeve 11 radially outward skew between tension band 12,13 opposite end 15 when tensioning sleeve.
Linkage section 17 places that bend to the end 15 of ring set in each of tension band 12,13 make the end 15 that bends to ring set be fixedly connected with the outer side surface 19 of corresponding tension band 12,13.
According to a first aspect of the present invention, make tension band 12, the end 15 that each of 13 bends to ring set tangentially directs into corresponding tension band 12, on 13 outer side surface 19, thereby the transition zone 20 of each end 15 between the winding section 16 that is located at respective end 15 and linkage section 17 tangentially contacts the outer side surface 19 of corresponding tension band 12,13.Described winding section 16 is preferably transitioned into not bending the linkage section 17 of respective end 15.
The linkage section 17 of each end 15 of described tension band 12,13 is looked and is positioned at after the transition zone 20 of respective curved end 15 from corresponding tension pin 18, by linkage section, each end that bends to ring set 15 and the outer side surface 19 of corresponding tension band 12,13 is fixedly connected with.Prevent that thus radial force from importing to linkage section 17 the insides.
In the embodiment of Fig. 1 and 2, each linkage section 17 of end 15 and outer side surface 19 of corresponding tension band 12,13 that bends to ring set is fixedly connected by welding, and the weld seam 21 being wherein represented by dotted lines in Fig. 2 extends substantially on the circumferencial direction of pipe joint 10.At this, each linkage section 17 that bends to the end 15 of ring set forms a plurality of connecting plates 22, they according to Fig. 2 trapezoidal form profile.The seamed edge 23 of trapezoidal profile connecting plate 22 and the circumferencial direction of pipe joint 10 form one 20 ° at the most, the angle of 15 ° especially at the most.The angle of wedge that makes thus between the seamed edge 23 of adjacent connecting plate 22 to form has 40 ° at the most, the opening angle of 30 ° especially at the most.Described weld seam 21 is basically parallel to the seamed edge 23 of connecting plate and in the side of seamed edge 23, extends upward thus.Round sector shape contraction flow region 24 between adjacent connecting plate 22 preferably forms profile according to Fig. 2, and wherein weld seam 21 does not extend to this contraction flow region 24 the insides.
The said structure of the join domain 17 of the end that bends to ring set 15 by tension band 12, the 13 and above-mentioned trend at linkage section 17 places can make weld seam 21 substantially bear shearing stress and not bear as far as possible tensile stress by weld seam 21.By the contraction flow region 24 between adjacent connecting plate 22, weld seam 21 is additionally unloaded, especially at responsive weld seam starting point place.
Fig. 3 and 4 illustrates another embodiment according to pipe joint 25 of the present invention, wherein Fig. 3 and 4 pipe joint 25 are only tension band 12 with the difference of the pipe joint 10 of Fig. 1 and 2,13 bend to linkage section 17 structures of the end 15 of ring set, therefore for fear of unnecessary repetition, for identical assembly, use identical reference character.Only describe the embodiment of Fig. 3 and 4 and the embodiment's of Fig. 1 and 2 difference below in detail.
The linkage section 17 that each of tension band 12,13 bends to the end 15 of ring set in the embodiment of Fig. 3 and 4 is fixedly connected with by rivet with the outer side surface 19 of corresponding tension band 12,13.According to linkage section described in Fig. 4 17, be connected by a plurality of rivets 26 with the outer side surface 19 of tension band 12, they divide in groups with the arrangement of a plurality of upper downward-extensions.When linkage section 17 is riveted with the outer side surface 19 of corresponding tension band 12,13, do not have heat to join material the inside, therefore improve material and compare with respect to the intensity of dynamic stress and with soldered connecing the danger that minimizing forms crackle.Therefore in the embodiment of Fig. 3 and 4, the tension force for tensioning sleeve 11 is also guided by being directly adjacent to the tension band 12,13 of sleeve 11.
Fig. 5 and 6 illustrate according to second aspect present invention according to the embodiment of pipe joint 27 of the present invention, wherein this pipe joint 27 is still for connecting the adjacent end portion of two pipes, the gap between the adjacent end portion of the pipe that wherein sleeve seal of pipe joint 27 will be connected to each other.This sleeve is still made by material flexible, best rubber elasticity.Not shown sleeve in Fig. 5 and 6, but coating member 28 is shown, it prevents from making the skew of sleeve radially outward when tensioning sleeve.
According to Fig. 5 and 6 sleeves that will be tensioned, by the shell 29 that is shaped, surrounded partly, the tension part 30 of one of them tension device is the guiding of radial direction outer face on shaping shell 29.According to Fig. 5 and 6 these tension parts 30, tension band, consist of, wherein the end 31 of this tension band 30 forms ring set, and they are wound around respectively tension pin 32.This tension pin 32 extends upward at the axle of pipe joint 27 substantially.In tension pin 32, rabbet tensioning bolt 33, they extend substantially on the circumferencial direction of pipe joint 27.
Described tension band 30 is preferably made by polymerizable compound, especially polyester.Because the high fracture elongation of polymerizable compound makes tension band 30 insensitive with respect to dynamic stress.This tension band 30 bears all peripheral force for tensioning sleeve, therefore makes the pipe joint 27 shaping shells 29 that are directly adjacent to sleeve needn't bear tension force.
Fig. 7 and 8 illustrate according to second aspect present invention according to pipe joint 34 second embodiments of the present invention, wherein the embodiment's of Fig. 7 and 8 embodiment and Fig. 5 and 6 difference only, replaces tension band to use two tight rope 35 as the tension part of tension device.Detailed drawing 7 about other is consistent with the embodiment of Fig. 5 and 6 with 8 embodiment, therefore for fear of unnecessary repetition, for identical assembly, uses identical reference character.
In the embodiment of Fig. 7 and 8, for the necessary peripheral force of tensioning sleeve 28, also by tight rope 35, born completely, the shell 29 that makes to be thus shaped needn't transmit or bear tension force.Described tight rope 35 is preferably made by steel cable.
When the tight rope of using according to Fig. 7 and 8, according to the tension band phase specific energy of Fig. 5 and 6, resist better mechanical deterioration with using, but processing charges is higher when use tight rope.When ratio is used tight rope when using tension band, pass through tension pin 32 conduction power better.
List of numerals
10 pipe joints
11 sleeves
12 tension bands
13 tension bands
14 tensioning bolts
15 ends
16 are wound around section
17 linkage sections
18 tension pin
19 outer side surfaces
20 transition zones
21 weld seams
22 connecting plates
23 seamed edges
24 contraction flow regions
25 pipe joints
26 rivets
27 pipe joints
28 coating members
29 shaping shells
30 tension parts/tension band
31 ends
32 tension pin
33 tensioning bolts
34 pipe joints
35 tension parts/tight rope

Claims (5)

1. the pipe joint for the adjacent end portion of two pipes is connected, have annular, for the sleeve of being made by elastic material in gap between sealed pipe end, there is the tension device with at least one tensioning bolt for this sleeve of tensioning, it is characterized in that, described sleeve (28) shell (29) that is formed partly surrounds, wherein at upper at least one tension part (30 of guiding tension device of shaping shell (29), 35), and wherein this tension device is by shaping shell (29) tensioning sleeve (28).
2. pipe joint as claimed in claim 1, it is characterized in that, the tension part of described tension device or each tension part (30) consist of tension band, wherein this tension band or each tension band (30) are guided on the outer side surface of shaping shell (29), and wherein the end of this tension band or each tension band (30) forms ring set, they are wound around respectively tension pin (32), and described tensioning bolt or each tensioning bolt (33) extend through this tension pin.
3. pipe joint as claimed in claim 2, is characterized in that, described tension band or each tension band (30) consist of polymerizable compound.
4. pipe joint as claimed in claim 1, it is characterized in that, the tension part of described tension device or each tension part (35) consist of tight rope, wherein this tight rope or each tight rope (35) are guided on the outer side surface of shaping shell (29), and wherein the end of this tight rope or each tight rope (35) forms ring set, they are wound around respectively tension pin (32), and described tensioning bolt or each tensioning bolt (33) extend through this tension pin.
5. pipe joint as claimed in claim 4, is characterized in that, described tight rope or each tight rope (35) are made by steel.
CN201010616942.4A 2007-03-03 2008-03-03 Pipe joint Expired - Fee Related CN102135212B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007010342.7 2007-03-03
DE102007010342.7A DE102007010342B4 (en) 2007-03-03 2007-03-03 pipe coupling

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN2008100821309A Division CN101255937B (en) 2007-03-03 2008-03-03 Pipe joint

Publications (2)

Publication Number Publication Date
CN102135212A CN102135212A (en) 2011-07-27
CN102135212B true CN102135212B (en) 2014-01-29

Family

ID=39149047

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201010616942.4A Expired - Fee Related CN102135212B (en) 2007-03-03 2008-03-03 Pipe joint
CN2008100821309A Expired - Fee Related CN101255937B (en) 2007-03-03 2008-03-03 Pipe joint

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN2008100821309A Expired - Fee Related CN101255937B (en) 2007-03-03 2008-03-03 Pipe joint

Country Status (5)

Country Link
JP (3) JP5426104B2 (en)
KR (2) KR101385255B1 (en)
CN (2) CN102135212B (en)
DE (1) DE102007010342B4 (en)
FI (1) FI122379B (en)

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DE102011122958B3 (en) * 2010-11-26 2021-02-18 Winfried Felber Device for tensioning a finite band
DE102012002196A1 (en) 2012-01-24 2013-07-25 Winfried Felber Device for connecting two different outer diameter roundings
CN103148315B (en) * 2013-03-26 2015-09-09 江苏明江机械制造有限公司 Without the heat insulation clip of both wings otic placode wafer type bolt buckle high-temperature pipe
FR3004505B1 (en) * 2013-04-11 2015-05-08 Caillau Ets CLAMPING DEVICE FOR THE SEALED COUPLING OF SMOOTH TUBES
KR101518818B1 (en) * 2013-12-23 2015-05-11 주식회사 포스코 Repair clamp for radiant tube
FR3049997B1 (en) * 2016-04-12 2018-05-04 Etablissements Caillau CLAMPING DEVICE COMPRISING A CLAMP AND A SLEEVE
DE102017002885A1 (en) * 2017-03-25 2018-09-27 Man Truck & Bus Ag Fastening device for a strap
KR102657669B1 (en) * 2023-06-21 2024-04-15 한은희 Clamp Assembly with Inner and Outer Band Parts

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CN2043313U (en) * 1988-09-03 1989-08-23 刘克喜 Sealing tightening connector for pipeline
DE8916031U1 (en) * 1989-04-11 1992-12-24 Rasmussen Gmbh, 6457 Maintal, De
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DE20002111U1 (en) * 2000-02-07 2000-04-27 Johann Sauer Eisenwarenfabrik Articulated pipe clamp
CN2585002Y (en) * 2002-11-19 2003-11-05 河南上蝶阀门股份有限公司 Double-flange load transfer joint
CN1773086A (en) * 2004-11-11 2006-05-17 柯克霍夫两合公司 Apparatus for connecting two waste gas duct

Also Published As

Publication number Publication date
KR20140022357A (en) 2014-02-24
CN101255937B (en) 2012-06-13
FI20085178A (en) 2008-09-04
KR20080081123A (en) 2008-09-08
DE102007010342A1 (en) 2008-09-04
JP5426104B2 (en) 2014-02-26
FI20085178A0 (en) 2008-02-28
JP2015111003A (en) 2015-06-18
CN102135212A (en) 2011-07-27
DE102007010342B4 (en) 2019-10-02
JP2008215622A (en) 2008-09-18
FI122379B (en) 2011-12-30
KR101492742B1 (en) 2015-02-12
JP5703356B2 (en) 2015-04-15
CN101255937A (en) 2008-09-03
JP2014013086A (en) 2014-01-23
KR101385255B1 (en) 2014-04-16

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