CN105090666A - Straight pipe pressure balance type two-way compensation ripple compensator - Google Patents
Straight pipe pressure balance type two-way compensation ripple compensator Download PDFInfo
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- CN105090666A CN105090666A CN201510551162.9A CN201510551162A CN105090666A CN 105090666 A CN105090666 A CN 105090666A CN 201510551162 A CN201510551162 A CN 201510551162A CN 105090666 A CN105090666 A CN 105090666A
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- pipe
- plate
- ring flat
- adapter
- tube
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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
- F16L51/00—Expansion-compensation arrangements for pipe-lines
- F16L51/02—Expansion-compensation arrangements for pipe-lines making use of bellows or an expansible folded or corrugated tube
- F16L51/03—Expansion-compensation arrangements for pipe-lines making use of bellows or an expansible folded or corrugated tube comprising two or more bellows
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joints Allowing Movement (AREA)
Abstract
The invention discloses a straight pipe pressure balance type two-way compensation ripple compensator which comprises two annular plates, a pull rod, an outer corrugated pipe, a connecting pipe, a side corrugated pipe, an inner pipe, an inner corrugated pipe and a pipe sleeve. The two opposite annular plates are connected through the pull rod. The inner corrugated pipe, the outer corrugated pipe and the pipe sleeve are placed between the annular plates to form a built-in linkage compensation structure. The corrugated pipe is coaxially connected with the inner corrugated pipe through the inner pipe. The connecting pipe at the left end of the side corrugated pipe is connected with the annular plate on the right side in a sealed manner. The right end of the side corrugated pipe and the right end of the inner pipe are connected in a sealed manner to form an external linkage balance compensation structure. According to the straight pipe pressure balance type two-way compensation ripple compensator, the three corrugated pipes form the two linkage balance compensation structures, the axial size is small compared with the prior art, the balance compensation effect is achieved due to mutual reverse motion during compensation, blind plate thrust in a matched pipeline is eliminated, no master fixing support needs to be arranged during matching, and the user matching cost can be saved. Straight pipe pressure balance type two-way compensation ripple compensators of various specifications are suitable for being matched.
Description
Technical field
The present invention relates to a kind of pipe safety device, specifically, the present invention relates to a kind of pipeline compensator, particularly a kind of straight tube pressure balanced ripple compensator.
Background technique
The mounting point arrangement of industry pipe network Main Basis process route and corollary equipment, according to the necessary configuring pipes compensator of pipe safety regulatory requirements important node, absorbs with this or eliminates piping displacement and corresponding internal stress.Applying maximum pipeline compensators in engineering is corrugated expansion joint, and the compensation ability of such compensator depends primarily on supporting bellows structure and block position.The commodity corrugated expansion joint of current market sale all adopts the axial linkage structure of going here and there of bellows, and this structure utilizes the bellows deform in same pace connected to meet the compensation requirement of ducts.Although the corrugated expansion joint structure of prior art is simple, compensation is flexible.But, the shortcoming that axial series winding connects bellows structure existence is also very obvious, namely the compensator axial dimension made is partially long, for some pipeline nodes because limiting by on-the-spot axial space, directly cannot configure the pipeline compensator of prior art, if deliberately shorten the corrugated expansion joint of technology, then ducts can not get adequate remedy, insufficient owing to compensating, in pipeline, residualinternal stress easily forms potential safety hazard.
Summary of the invention
The present invention is long mainly for prior art axial dimension, to be not suitable in engineering some pipeline positions because of the narrow problem that cannot install, and proposes a kind of rational in infrastructure, compensation ability is strong, axial dimension is short straight-tube pressure-balance bidirectional compensating FlexbleJoint.
The present invention is achieved through the following technical solutions technical goal.
Straight-tube pressure-balance bidirectional compensating FlexbleJoint, it comprises ring flat-plate, pull bar, outward corrugated tube, adapter, edge corrugation pipe, interior pipe, inner corrugated pipe and pipe box.Described ring flat-plate is the circular plate of the uniform diametral rib towards exterior edge face, is provided with round tube hole between two parties in plate face, the through hole of the uniform arrangement pull bar of plate face outer edge.Described outward corrugated tube, inner corrugated pipe and edge corrugation pipe two ends are tightly connected respectively to take over and form separately independently compensating unit.Its improvements are: two are connected as a body with the ring flat-plate pull bar that planar end surface is relative, the compensating unit being carrier with inner corrugated pipe and outward corrugated tube of coaxial fit is settled between ring flat-plate, be positioned at the adapter of inner corrugated pipe left end and ring flat-plate round tube hole placed in the middle in left side is tightly connected, the adapter of outward corrugated tube right-hand member is tightly connected right side ring flat-plate round tube hole placed in the middle, the compensating unit being carrier with edge corrugation pipe is positioned on the right side of the ring flat-plate of right position, and it is tightly connected by the adapter of edge corrugation pipe left end and right position ring flat-plate round tube hole.Described inner corrugated pipe is equal with edge corrugation mouth of pipe footpath, and arranged in co-axial alignment forms equal coupling tubular construction.Described interior pipe is the isometrical pipe of thin-walled, axially runs through the interior pipe of inner corrugated pipe and edge corrugation pipe orifice, and being tightly connected with the adapter of right-hand member outer wall and edge corrugation pipe right-hand member is formed external link balance collocation structure.Described pipe box is the pipeline that two ends oral area is provided with radial flanging in the other direction mutually, major diameter limit is directly tightly connected the adapter of outward corrugated tube left end outwardly, minor diameter limit is tightly connected with the adapter of inner corrugated pipe right-hand member inwardly, utilizes the misplace adjacent compensating unit that is tightly connected of pipe box two ends to form built-in link balance collocation structure.
In said structure, uniform 6 ~ 10 the radial guiding discharge orifices of described interior pipe stage casing tube wall, this hole is between right ring flat-plate and pipe box right side.Radial guiding discharge orifice is circular hole, aperture 10 ~ 30mm.
In said structure, it is quarter bend that pipe box two ends oral area radial direction tears limit open.
The present invention compared with prior art, has following good effect:
1, interior outward corrugated tube coaxial sleeve closes structure simply, and the compensator axial dimension made is short, is conducive to the tube fit of mounting point relative narrowness;
2, the bellows of pipe box dislocation connection two phase fits, forms mutual link balance collocation structure, and this kind of collocation structure compensation rate is large, flexible movements, dependable compensation;
3, link balance collocation structure, by force, when compensator runs, internal stress is little for absorption or compensation ability, therefore mated position does not need to configure main anchor, greatly saves the supporting cost of user.
Accompanying drawing explanation
Fig. 1 is structural profile schematic diagram of the present invention.
Embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, the invention will be further described.
Straight-tube pressure-balance bidirectional compensating FlexbleJoint shown in Fig. 1, it comprises ring flat-plate 1, pull bar 2, outward corrugated tube 3, adapter 4, edge corrugation pipe 5, interior pipe 6, inner corrugated pipe 7 and pipe box 8.Described ring flat-plate 1 is compensator frame member, and it is a kind of circular plate of the uniform diametral rib towards exterior edge face, is provided with round tube hole between two parties in plate face, and outer edge uniform through hole in plate face is for settling pull bar 2.The adapter 4 that is tightly connected respectively of described outward corrugated tube 3, inner corrugated pipe 7 and edge corrugation pipe 5 two ends forms separately independently compensating unit.In the present invention, two are connected as a body with pull bar 2 with the ring flat-plate 1 that planar end surface is relative, between ring flat-plate 1, settle the compensating unit that to be coaxially nested with inner corrugated pipe 7 and outward corrugated tube 3 be carrier, be positioned at the compensating unit that to settle with edge corrugation pipe 5 outside the ring flat-plate 1 of right side be carrier.Above-mentioned each compensating unit is connected with adjacent bonds component, and the direction producing compensating motion is different, reaches interconnected compensation and balanced compensated object.In this linkage structure, annexation is that the round tube hole being positioned at the adapter 4 of inner corrugated pipe 7 left end placed in the middle with left side ring flat-plate 1 is tightly connected, the adapter 4 of outward corrugated tube 3 right-hand member is tightly connected right side ring flat-plate 1 through hole placed in the middle, the compensating unit being carrier with edge corrugation pipe 5 is positioned on the right side of right position ring flat-plate 1, and it is tightly connected with right position ring flat-plate 1 round tube hole by the adapter 4 of edge corrugation pipe 5 left end.Inner corrugated pipe 7 in said structure is equal with edge corrugation pipe 5 bore, and arranged in co-axial alignment forms equal coupling tubular construction.Tube wall is provided with radial guiding discharge orifice 6.1 and links up outward corrugated tube 3 inner chamber, and in the present embodiment, pipe 6 stage casing tube wall is provided with the pod apertures 6.1 of 8 Φ 20mm, and this hole is between right ring flat-plate 1 and pipe box 8 right side.Axially run through the interior pipe 6 of inner corrugated pipe 7 and edge corrugation pipe 5 endoporus, being tightly connected with the adapter 4 of right-hand member outer wall and edge corrugation pipe 5 right-hand member is formed external link balance collocation structure.Described pipe box 8 is a kind of tubular connections, and its two ends oral area is provided with mutually reverse radial flanging.The radial flanging of the present embodiment is quarter bend, major diameter limit is directly tightly connected the adapter 4 of outward corrugated tube 3 left end outwardly, minor diameter limit is tightly connected with the adapter 4 of inner corrugated pipe 7 right-hand member inwardly, utilizes the misplace adjacent compensating unit that is tightly connected of pipe box 8 two ends to form built-in interlock collocation structure.
During actual use, when ducts is because of overheated generation axial elongation distortion, inner corrugated pipe 7 and edge corrugation pipe 5 pressurized, and built-in outward corrugated tube 3 one aspect is by ring flat-plate 1 tractive, introduce pressure by the pod apertures 6.1 on the tube wall of interior pipe 6 stage casing on the other hand, impel outward corrugated tube 3 to stretch, equalizing main blind plate thrust is played in outward corrugated tube 3 reversing motion, reduce inner corrugated pipe 7 and edge corrugation pipe 5 tension, and outward corrugated tube 3 extrudes by ring flat-plate 1.The distortion of outward corrugated tube 3 axial shrinkage plays compensating action equally.Generally speaking, structure of the present invention is simple, compensation is lived flexibly, axial dimension is short, and the pipeline being conducive to mounting point relative narrowness is supporting.
The present embodiment is the compensator in supporting certain petroleum chemical enterprise Φ 700mm steam line, and this compensator axial length is 530mm, and nose balance amount design load is 35mm, and when ducts is run, maximum axial displacement amount is 25mm.This configuration is rich in surplus, meets complementary conditions.Because of reserved location axial dimension only 550mm between pipeline and corollary equipment, prior art products axial dimension is 1300mm, because mounting point is too narrow, directly cannot install prior art products.In addition, there is larger blind plate thrust when compensating motion in prior art products, compensator must be arranged on main anchor.Due to by environmental constraint, cannot main anchor be set, thus prior art products to be not suitable for this environment supporting.For above-mentioned realistic problem, the present invention's three bellows composition two cover link balance collocation structures, owing to wherein there being two coaxial fits of bellows, under the precondition of same axial compensation rate, axial dimension of the present invention is shorter than prior art products by nearly 1/3rd.To the most important thing is in the present invention that each compensating unit is in the mutual reversing motion of compensation phase, plays balanced compensated effect, greatly eliminate the blind plate thrust in ducts, thus supporting time do not need to configure main anchor, the supporting cost of user can be saved thus.
Above-described embodiment is only preference of the present invention; restriction not to application claims protection domain; do not departing under technological scheme disclosed by the invention spirit prerequisite; anyone the various deformation designs made for technical solution of the present invention, all should fall in the protection domain of claims of the present invention requirement.
Claims (4)
1. a straight-tube pressure-balance bidirectional compensating FlexbleJoint, it comprises ring flat-plate (1), pull bar (2), outward corrugated tube (3), adapter (4), edge corrugation pipe (5), interior pipe (6), inner corrugated pipe (7) and pipe box (8), described ring flat-plate (1) is the circular plate of the uniform diametral rib towards exterior edge face, is provided with round tube hole between two parties in plate face, the through hole of the uniform arrangement pull bar (2) of plate face outer edge, the adapter (4) that is tightly connected respectively of described outward corrugated tube (3), inner corrugated pipe (7) and edge corrugation pipe (5) two ends forms separately independently compensating unit, it is characterized in that: two are connected as a body with the ring flat-plate (1) pull bar (2) that planar end surface is relative, the compensating unit that wave duct (7) and outward corrugated tube (3) are carrier within coaxial fit is settled between ring flat-plate (1), the adapter (4) being positioned at inner corrugated pipe (7) the left end round tube hole placed in the middle with left side ring flat-plate (1) is tightly connected, the adapter (4) of outward corrugated tube (3) right-hand member is tightly connected right side ring flat-plate (1) round tube hole placed in the middle, the compensating unit being carrier with edge corrugation pipe (5) is positioned at right side, right position ring flat-plate (1), it is tightly connected with right position ring flat-plate (1) round tube hole by the adapter (4) of edge corrugation pipe (5) left end, described inner corrugated pipe (7) is equal with edge corrugation pipe (5) bore, and arranged in co-axial alignment forms equal coupling tubular construction, described interior pipe (6) is the isometrical pipe of thin-walled, axially run through the interior pipe (6) of inner corrugated pipe (7) and edge corrugation pipe (5) endoporus, being tightly connected with the adapter (4) of right-hand member outer wall and edge corrugation pipe (5) right-hand member is formed external link balance collocation structure, the pipeline of described pipe box (8) mutual radial flanging in the other direction for two ends oral area is provided with, major diameter limit is directly tightly connected the adapter (4) of outward corrugated tube (3) left end outwardly, minor diameter limit is tightly connected with the adapter (4) of inner corrugated pipe (7) right-hand member inwardly, utilizes the misplace adjacent compensating unit that is tightly connected of pipe box (8) two ends to form built-in link balance collocation structure.
2. straight-tube pressure-balance bidirectional compensating FlexbleJoint according to claim 1, it is characterized in that: uniform 6 ~ 10 the radial guiding discharge orifices (6.1) of described interior pipe (6) stage casing tube wall, this hole is positioned between right ring flat-plate (1) and pipe box (8) right side.
3. straight-tube pressure-balance bidirectional compensating FlexbleJoint according to claim 1 and 2, is characterized in that: the radial guiding discharge orifice (6.1) that described interior pipe (6) stage casing tube wall is offered is circular hole, aperture 10 ~ 30mm.
4. straight-tube pressure-balance bidirectional compensating FlexbleJoint according to claim 1, is characterized in that: it is quarter bend that described pipe box (8) two ends oral area radial direction tears limit open.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510551162.9A CN105090666A (en) | 2015-08-25 | 2015-08-25 | Straight pipe pressure balance type two-way compensation ripple compensator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510551162.9A CN105090666A (en) | 2015-08-25 | 2015-08-25 | Straight pipe pressure balance type two-way compensation ripple compensator |
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| Publication Number | Publication Date |
|---|---|
| CN105090666A true CN105090666A (en) | 2015-11-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510551162.9A Pending CN105090666A (en) | 2015-08-25 | 2015-08-25 | Straight pipe pressure balance type two-way compensation ripple compensator |
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| CN (1) | CN105090666A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111322482A (en) * | 2018-12-13 | 2020-06-23 | 乔治费歇尔管路系统公开股份有限公司 | Length compensator |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007038934A1 (en) * | 2007-05-10 | 2008-11-20 | Abb Technology Ag | Device for compensating length changes in pipeline, has compensation chamber whose volume is changeable by length change of pipeline |
| CN201475581U (en) * | 2009-08-18 | 2010-05-19 | 无锡金龙补偿器有限公司 | Pressure balance-type compensator for particular external-broaching straight pipe |
| CN202660138U (en) * | 2012-05-29 | 2013-01-09 | 滕州市绿原机械制造有限责任公司 | Pressure-balance corrugated expansion joint for straight pipe |
| CN103883831A (en) * | 2014-03-13 | 2014-06-25 | 江苏鑫晟波纹管有限公司 | Novel straight pipe pressure balance type expansion joint |
| CN204986189U (en) * | 2015-08-25 | 2016-01-20 | 江苏华能输送设备有限公司 | Straight tube pressure balance type bidirectional compensation flexbleJoint |
-
2015
- 2015-08-25 CN CN201510551162.9A patent/CN105090666A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007038934A1 (en) * | 2007-05-10 | 2008-11-20 | Abb Technology Ag | Device for compensating length changes in pipeline, has compensation chamber whose volume is changeable by length change of pipeline |
| CN201475581U (en) * | 2009-08-18 | 2010-05-19 | 无锡金龙补偿器有限公司 | Pressure balance-type compensator for particular external-broaching straight pipe |
| CN202660138U (en) * | 2012-05-29 | 2013-01-09 | 滕州市绿原机械制造有限责任公司 | Pressure-balance corrugated expansion joint for straight pipe |
| CN103883831A (en) * | 2014-03-13 | 2014-06-25 | 江苏鑫晟波纹管有限公司 | Novel straight pipe pressure balance type expansion joint |
| CN204986189U (en) * | 2015-08-25 | 2016-01-20 | 江苏华能输送设备有限公司 | Straight tube pressure balance type bidirectional compensation flexbleJoint |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111322482A (en) * | 2018-12-13 | 2020-06-23 | 乔治费歇尔管路系统公开股份有限公司 | Length compensator |
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Application publication date: 20151125 |