CN202252489U - Plunger type double-insurance pipeline compensator - Google Patents
Plunger type double-insurance pipeline compensator Download PDFInfo
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- CN202252489U CN202252489U CN2011203866510U CN201120386651U CN202252489U CN 202252489 U CN202252489 U CN 202252489U CN 2011203866510 U CN2011203866510 U CN 2011203866510U CN 201120386651 U CN201120386651 U CN 201120386651U CN 202252489 U CN202252489 U CN 202252489U
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- 238000007789 sealing Methods 0.000 claims abstract description 63
- 238000003825 pressing Methods 0.000 claims abstract description 30
- 230000009977 dual effect Effects 0.000 claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 35
- 239000010959 steel Substances 0.000 claims description 35
- 238000003466 welding Methods 0.000 claims description 19
- 230000036316 preload Effects 0.000 claims description 11
- TWDJIKFUVRYBJF-UHFFFAOYSA-N Cyanthoate Chemical compound CCOP(=O)(OCC)SCC(=O)NC(C)(C)C#N TWDJIKFUVRYBJF-UHFFFAOYSA-N 0.000 claims description 9
- 239000004809 Teflon Substances 0.000 claims description 9
- 229920006362 Teflon® Polymers 0.000 claims description 9
- 229910001220 stainless steel Inorganic materials 0.000 claims description 9
- 239000010935 stainless steel Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- 230000001360 synchronised effect Effects 0.000 claims description 8
- 239000004033 plastic Substances 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 229910002804 graphite Inorganic materials 0.000 claims description 4
- 239000010439 graphite Substances 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 238000005260 corrosion Methods 0.000 abstract description 2
- 238000010438 heat treatment Methods 0.000 abstract description 2
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 238000006073 displacement reaction Methods 0.000 description 4
- 239000003755 preservative agent Substances 0.000 description 3
- 230000002335 preservative effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a plunger type dual fail-safe pipeline compensator belongs to heating power pipeline compensation arrangement's technical field. The outer connecting sleeve drives the sealing pressing sleeve flange, the outer connecting sleeve convex outer ring and the seal head to move coaxially and integrally along the axial direction along with the flexible deformation of the corrugated pipe through the plunger inner pipe framework when the outer connecting sleeve is extruded and pushed by axial thermal expansion force. By adopting the structure, the pipeline pressure-bearing device has the multifunctional characteristics of reducing pipeline stress, enhancing sealing performance, improving pressure-bearing capacity, having an anti-corrosion effect, realizing large compensation amount and being wide in application range.
Description
Technical field
The utility model relates to a kind of plug type dual fail-safe pipeline compensator, belongs to the technical field of heat distribution pipeline compensation device, belongs to the technical field of the heat distribution pipeline compensation device structure of using in the industries such as oil, chemical industry, light industry, heating power, metallurgy specifically.
Background technique
What the compensation of pipeline mode of existing technology was common has following several kinds: 1. traditional natural U-shaped is bent formula, 2. spherical compensator, 3. slip-type expansion joint, 4. FlexbleJoint, 5. whirl compensator.Wherein: the spherical compensator cost is too high, and domestic production spherical compensator performance is general, and crushing is bigger; FlexbleJoint pipe stress in practical application is excessive, the pipeline potential safety hazard that exists all the time in service; And with adopt original ∏ shape nature compensation way the same invest and the pressure loss all bigger; The structure and the sealability of slip-type expansion joint are not good enough, and leakage phenomenon is more serious, and be weak aspect anticorrosion link yet; The whirl compensator performance is more outstanding; Have that compensation rate is big, flexible arrangement, particularly application advantageization is more obvious in long defeated aerial pipeline; But also exist not enough: the one, the junction excesssive gap of interior pipe and reducer pipe can produce eddy current at this position in the flowing medium motion, has so just increased the pressure loss of flowing medium.The 2nd, whirl compensator is because structure is a working principle radially, in pipeline, uses when arranging the certain space outside must occupying volume; And every group of compensator mounting points all must add drain valve; The cost and the crushing of pipe network have been increased so again; And at all can't widespread usage on buried pipeline; Particularly spherical compensator, slip-type expansion joint, FlexbleJoint, whirl compensator all are that what to adopt is single seal form, and in the use: aspects such as flowing medium and bearing capacity all receive certain limitation.
Summary of the invention
The utility model provides a kind of plug type dual fail-safe pipeline compensator, to realize solving the deficiency of existing several types compensator; Reach and reduce pipe stress, enhance seal performance improves bearing capacity, and possesses preservative efficacy, can realize the large compensation amount, need not the occupying volume external space, and the characteristics that Applicable scope is wider; Can reduce investment outlay again and operating cost simultaneously, really make pipe network both safe and reliable to operation, play purpose of energy saving again.
For the technological scheme of the utility model that achieves the above object is:
A kind of plug type dual fail-safe pipeline compensator comprises pipe in outer adapter sleeve, nut, unsteady preload piece, steel ball B, Sealing B, sealed pressing sleeve flange, Sealing A, bellows, anticorrosion lining C, core pipe, anticorrosion lining A, plunger outer tube framework, plunger outer tube, end socket, bolt, the protruding outer shroud of outer adapter sleeve, steel ball A, the plunger, the interior pipe support structure of plunger, anti-slip limited ring, anticorrosion lining B, outer adpting flange A and outer adpting flange B;
The inner coaxial rings of described outer adapter sleeve is enclosed within the inner outer shroud of core pipe;
Described core pipe is the stylostome structure, and the outer shroud of its outer end is provided with the outer adpting flange A that is fixed as one, and the outer ring surface between the two ends is fixedly connected the plunger outer tube framework of structure in the form of a ring;
Described outer adapter sleeve is the column circular tube structure, and the outer shroud of its outer end is provided with the outer adpting flange B that is fixed as one, and its inner inboard is provided with an annular groove, and described a plurality of steel ball A are positioned at this groove and latch closure at the inner outer ring surface of core pipe; Outer ring surface that should outer adapter sleeve is wholely set the interior pipe support structure of plunger of structure in the form of a ring;
The pipe support structure extends pipe in the plunger that is provided with in a tubular form along a side end face one in the described plunger, is provided with an annular groove along outer ring surface, and a plurality of described steel ball B are positioned at this groove; The pipe support structure evenly is distributed with at least four through holes that supply bolt to pass along end face in this plunger;
The outer shroud that described Sealing B latch closure is managed in this plunger, the end face of plunger outer tube framework is supported on end top; The inwall of this plunger outer tube is supported on the outer shroud top of sealing part B;
Described end socket ring set is at core pipe outer shroud and between this plunger outer tube framework and core pipe the inner; One end is fixedly connected an end of bellows; The other end is resisted against the end of latch closure at the Sealing A of this core pipe outer shroud, the inner termination that outer adapter sleeve is supported on the other end top of sealing part A;
The protruding outer shroud ring set of described outer adapter sleeve end socket, Sealing A and outside the inner outer shroud of adapter sleeve, an end and end socket are fastenedly connected fixing, the other end is fastenedly connected fixing with outer adapter sleeve the inner outer shroud;
Described bellows ring set is at core pipe outer shroud; The interior ring of one end and plunger outer tube framework is fastenedly connected, and the other end and end socket are fastenedly connected;
Described sealed pressing sleeve flange is the L-shaped cirque structure in cross section, the middle part of the protruding outer shroud outer shroud of ring set adapter sleeve outside this; At least four through holes that supply bolt to pass of the setting that is evenly distributed on its L shaped long end face; Its L shaped short end ring is enclosed within the outer shroud of pipe in the plunger, and Sealing B is supported on its top, termination;
Described plunger outer tube is the loop pipe structure; Ring set is at the outer shroud of bellows; The outer shroud of one end and plunger outer tube framework is fastenedly connected; The other end becomes to lean out the outer shroud of shape and ring set pipe support structure in sealed pressing sleeve flange, Sealing B and plunger, and the inboard one in its termination is extended the anti-slip limited ring that setting is the inwardly protruding shape; The inwall of this steel ball B and plunger outer tube is the top and supports shape;
Described sealed pressing sleeve flange links closely to be connected through screw bolt and nut with the interior pipe support structure of plunger and fixes; Between pipe support structure and the nut end face unsteady preload piece is set in this plunger;
Described core pipe inner ring surface is provided with anticorrosion lining A; Described outer adapter sleeve inner ring surface is provided with anticorrosion lining B; Described plunger outer tube inner ring surface is provided with anticorrosion lining C;
Form when outer adapter sleeve receives axial thermal expansion power and squeeze when pushing away the structure that outer adapter sleeve moves with the coaxial vertically synchronous integral body of the plastic deformation of bellows through pipe support structure drive sealed pressing sleeve flange, the protruding outer shroud of outer adapter sleeve and end socket in the plunger.
This plunger outer tube framework be fastenedly connected apart from outside ring surface outside the core pipe at adpting flange A60-100 millimeter place.
In this plunger the pipe support structure be fastenedly connected apart from outside ring surface outside the outer adapter sleeve at adpting flange B300-400 millimeter place.
Ring is fastenedly connected through welding and bellows and core pipe outer shroud in this plunger outer tube framework; This plunger outer tube framework outer shroud is fastenedly connected through encircling in welding and the plunger outer tube.
This bellows is set in the outer shroud of core pipe and is positioned within the space that the outer shroud of core pipe, plunger outer tube framework, plunger outer tube ring and sealed pressing sleeve flange surround jointly.
Should be provided with an annular groove in the inner inboard of outer adapter sleeve, at least two ten steel ball A are positioned at this groove and are rolling latch closure shape with the inner outer ring surface of core pipe; This plunger outer tube framework is provided with an annular groove along outer ring surface, and at least two ten described steel ball B are positioned at this groove and push up the ring that supports the plunger outer tube.
Sealing part A is an Expanded graphite; Sealing part B is an Expanded graphite.
Should the protruding outer shroud ring set of outer adapter sleeve at end socket, Sealing A and the inner outer shroud of outer adapter sleeve, an end and end socket are welded to connect fixing, the other end and outer adapter sleeve the inner outer shroud are welded to connect fixing.
This anticorrosion lining A is that stainless steel or teflon or tartan are processed; This anticorrosion lining B is that stainless steel or teflon or tartan are processed; This anticorrosion lining C is that stainless steel or teflon or tartan are processed.
The technological scheme of employing the utility model can be according to the standard of city heat supply compensator and the standard of weldering system sleeve expansion joint; To the operating race of pipeline, emit, let out, problem such as leakage; The advantage of FlexbleJoint, sleeve expansion joint and whirl compensator is organically combined; Comprise that inner termination is provided with anticorrosion lining A owing to have the core pipe inboard of outer adpting flange A, adpting flange A the best is that 60 millimeters (mm) locate to be provided with the fixing plunger outer tube framework that is protruding ring structure outside the outer shroud surface lies; The outer adapter sleeve coaxial rings that has outer adpting flange B is enclosed within the inner outer shroud of core pipe; Its inboard comprises that outer adpting flange B inboard is provided with anticorrosion lining B; The outer shroud that is positioned at inner termination is provided with the protruding outer shroud of outer adapter sleeve that fixing being inwardly leans out shape; Outer shroud has been wholely set pipe support structure in the plunger, and the protruding outer shroud of outer adapter sleeve is pressing down end socket and Sealing A, forms the inboard latch closure of Sealing A ring surface outside the core pipe; End socket is connecting bellows; Bellows is set between core pipe and the plunger outer tube anchor ring; And outside this between protruding outer shroud of adapter sleeve and this plunger outer tube framework end face; One end is connected fixing with plunger outer tube framework, the other end is connected fixing with the end socket that the protruding outer shroud of outer adapter sleeve finally is fixed as one, and the fixed connection that forms through bellows makes plunger outer tube framework comprise that core pipe and outer adapter sleeve form a flexible overall structure; Making pipe support structure in outer adapter sleeve, anticorrosion lining B, outer adpting flange B, the protruding outer shroud of outer adapter sleeve, end socket, the plunger, the interior pipe of plunger, Sealing B, steel ball A, steel ball B, Sealing A, sealed pressing sleeve flange, bolt, nut, the preload piece that floats is one group of cell cube; Core pipe, anticorrosion lining A, outer adpting flange A, plunger outer tube framework, plunger outer tube and anti-slip limited ring are one group of cell cube; Overlapping ring set through outer adapter sleeve and core pipe; The overlapping ring set of pipe and sealed pressing sleeve flange in plunger outer tube and the plunger, again through the bellows two ends respectively with two cell cubes in be fixedly connected and make two cell cubes finally become the integral body of a no leakage way; An end that forms when parts such as outer adapter sleeves receives when axial thermal expansion power is crowded to be pushed away, the structure that can move with the coaxial vertically synchronous integral body of the plastic deformation of bellows; Adopt such structure to have the pipe stress of reducing, enhance seal performance improves bearing capacity, possesses preservative efficacy, can realize the large compensation amount, multi-functional characteristics applied widely; And less investment, operating cost is low, has really reached the effect that makes pipe network both safe and reliable to operation, energy-conservation again.
Description of drawings
Fig. 1 absorbs the preceding structural representation of thermal walking for the utility model;
Fig. 2 absorbs the structural representation after the thermal walking for the utility model.
Description of reference numerals
1. outer adapter sleeve
2. nut
3. preload piece floats
4. steel ball B
5. Sealing B
6. sealed pressing sleeve flange
7. Sealing A
8. bellows
9. anticorrosion lining C
10. core pipe
11. anticorrosion lining A
12. plunger outer tube framework
13. plunger outer tube
14. end socket
15. bolt
16. the protruding outer shroud of outer adapter sleeve
17. steel ball A
18. pipe in the plunger
19. pipe support structure in the plunger
20. anti-slip limited ring
21. anticorrosion lining B
22. outer adpting flange A
23. outer adpting flange B.
Embodiment:
Specify as follows below in conjunction with the technological scheme of accompanying drawing the utility model.
As shown in the figure, Fig. 1 absorbs the preceding structural representation of thermal walking for the utility model, and Fig. 2 is the structural representation after the utility model plug type dual fail-safe pipeline compensator absorbs thermal walking.
A kind of plug type dual fail-safe pipeline compensator comprises outer adapter sleeve 1, nut 2, pipe support structure 19, anti-slip limited ring 20, anticorrosion lining B21, outer adpting flange A22 and outer adpting flange B23 in pipe 18, the plunger in the protruding outer shroud of the preload piece 3 that floats, steel ball B4, Sealing B5, sealed pressing sleeve flange 6, Sealing A7, bellows 8, anticorrosion lining C9, core pipe 10, anticorrosion lining A11, plunger outer tube framework 12, plunger outer tube 13, end socket 14, bolt 15, outer adapter sleeve 16, steel ball A17, plunger;
The inner coaxial rings of described outer adapter sleeve 1 is enclosed within the outer shroud of core pipe 10 the inners, and this outer adapter sleeve 1 is a tubular construction, and two ends are arranged, and the end that we will connect outer adpting flange B23 is the outer end, and the other end is inner, and promptly the end with core pipe 10 overlap joints is inner; Same core pipe 10 is a tubular construction also, and two ends are arranged, and the end that we will connect outer adpting flange A22 is the outer end, and the other end is inner, and promptly the end with outer adapter sleeve 1 overlap joint is inner;
Described core pipe 10 is stylostome structure (straight tube structure); The outer shroud of its outer end is provided with the outer adpting flange A22 that is fixed as one; Outer ring surface between the two ends is fixedly connected (for example welding manner is fastenedly connected) plunger outer tube framework 12 of structure (cross section is a rectangle) in the form of a ring, this plunger outer tube framework 12 be fastenedly connected (being fastenedly connected) through welding manner apart from outside ring surface outside the core pipe 10 at adpting flange A2260-100 millimeter place (the best is 60 millimeters); Should become the equally distributed circle-shaped through hole that is provided with by outer adpting flange A22 upper edge end face;
Described outer adapter sleeve 1 is the column circular tube structure; The outer shroud of its outer end is provided with the outer adpting flange B23 (this outer adpting flange B23 upper edge end face becomes the equally distributed circle-shaped through hole that is provided with) that is fixed as one; Its inner inboard inner ring surface of end (promptly near) is provided with an annular groove (sectional shape of groove can be rectangle or circle); Described a plurality of steel ball A17 is positioned at this groove, and also latch closure is at the outer ring surface of core pipe 10 the inners, and best is that at least two ten steel ball A17 are positioned at this groove and are rolling latch closure shape with core pipe 10 inner outer ring surfaces; Outer ring surface that should outer adapter sleeve 1 is wholely set a pipe support structure 19 in the plunger of structure (cross section is a rectangle) in the form of a ring, and the outer ring surface of pipe support structure 19 outer adapter sleeve 1 at the 300-400 millimeter place of adpting flange B23 outside distance is wholely set in this plunger;
Described plunger outer tube framework 19 (is an interior edge face along a side end face; End face near an inner side; Be end face specifically towards core pipe 10 1 sides) the interior pipe 18 of one extension setting plunger in a tubular form; Be provided with an annular groove along outer ring surface, a plurality of described steel ball B4 are positioned at this groove, and best is that at least two ten described steel ball B4 are positioned at this groove and push up the ring that supports plunger outer tube 13; Pipe support structure 19 evenly is distributed with at least four through holes that supply bolt 15 to pass along end face in this plunger;
Described Sealing B5 latch closure is managed 18 outer shroud in this plunger, the end face of pipe support structure 19 in the plunger is supported on end top; The inwall of this plunger outer tube 13 is supported on the external diameter top of sealing part B5; That is to say; Pipe 18 is to take in a segment distance according to pipe support structure 19 outer shrouds in plunger to be provided with when pipe support structure 19 end faces are provided with in plunger in this plunger; In the plunger that is provided with in the plunger pipe 18 pipe support structure 19 global sections be seen as one horizontal L shaped; Be equivalent to form a notch or groove, the degree of depth of groove is the segment distance for takeing in just, and suitable with the thickness of Sealing B5; Sealing B5 is buckled in this notch just like this, and the external diameter of Sealing B5 should be greater than the external diameter of pipe support structure 19 in the plunger.
Described end socket 14 ring sets are at core pipe 10 outer shrouds and between this plunger outer tube framework 12 and core pipe 10 the inners; A be fixedly connected by welding end of bellows 8 of one end; The other end is resisted against the end of latch closure at the Sealing A7 of these core pipe 10 outer shrouds, the inner termination that outer adapter sleeve 1 is supported on the other end top of sealing part A7;
Protruding outer shroud 16 ring sets of described outer adapter sleeve end socket 14, Sealing A7 with outside the inner outer shroud (wherein end socket 14, Sealing A7 and the outer shroud of outer adapter sleeve 1 the inner have identical external diameter) of adapter sleeve 1; One end and end socket 14 (through welding) are fastenedly connected fixing, and the other end is fastenedly connected fixing with outer adapter sleeve 1 inner outer shroud (through welding); Make the protruding outer shroud 16 of end socket 14, outer adapter sleeve 1 and the outer adapter sleeve structure that is fixed as one; End socket 14, outer adapter sleeve 1 the inner lay respectively at the two ends of ring in the protruding outer shroud 16 of outer adapter sleeve, and Sealing A7 supports on the top and is arranged between end socket 14 and outer adapter sleeve 1 the inner; Promptly should protruding outer shroud 16 ring sets of outer adapter sleeve at the outer shroud of end socket 14, Sealing A7 and outer adapter sleeve 1 the inner, an end and end socket 14 are welded to connect fixing, the other end and outer adapter sleeve 1 inner outer shroud are welded to connect fixing.
Described bellows 8 ring sets are at core pipe 10 outer shrouds; The interior ring of one end and plunger outer tube framework 12 is fastenedly connected (for example being fastenedly connected through welding), and the other end and end socket 14 are fastenedly connected (for example being fastenedly connected through welding); Promptly this bellows 8 be set in the outer shroud of core pipe 10 and be positioned at outer shroud, plunger outer tube framework 12, plunger outer tube 13 rings of core pipe 10 and space that sealed pressing sleeve flange 6 surrounds jointly within; In fact these plunger outer tube framework 12 interior rings are fastenedly connected with bellows 8 and core pipe 10 outer shrouds through welding and are one;
Described sealed pressing sleeve flange 6 is the L-shaped cirque structure in cross section, the middle part of protruding outer shroud 16 outer shrouds of ring set adapter sleeve outside this; At least four through holes that supply bolt 15 to pass of the setting that is evenly distributed on its L shaped long end face; Its L shaped short end ring is enclosed within the outer shroud of pipe 18 (end portions) in the plunger, and Sealing B5 is supported on its top, (sealed pressing sleeve flange 6) termination;
Described plunger outer tube 13 is the loop pipe structure; Ring set is at the outer shroud of bellows 8; The outer shroud of one end and plunger outer tube framework 12 is fastenedly connected (for example welding manner is fastenedly connected); The other end becomes to lean out the outer shroud of shape and ring set pipe support structure 19 in sealed pressing sleeve flange 6 (outer shroud of L shaped short end), Sealing B5 and plunger, and the inboard one extension in its termination is provided with the anti-slip limited ring 20 (playing the effect that prevents outer adapter sleeve 1 slippage) that is convex; The inwall of this steel ball A4 and plunger outer tube 13 is the top and supports shape;
In described sealed pressing sleeve flange 6 and the plunger pipe support structure 19 both link closely to be connected through bolt 15 and nut 2 and fix; The preload piece 3 that floats is set between pipe support structure 19 and nut 2 both end faces in this plunger;
Described core pipe 10 inner ring surfaces are provided with anticorrosion lining A11; Described outer adapter sleeve 1 inner ring surface comprises that outer adpting flange B23 inner ring surface is provided with anticorrosion lining B21; Described plunger outer tube 13 inner ring surfaces are provided with anticorrosion lining C9; This anticorrosion lining A11 is that stainless steel or teflon or tartan are processed; This anticorrosion lining B21 is that stainless steel or teflon or tartan are processed; This anticorrosion lining C9 is that stainless steel or teflon or tartan are processed.
Form when outer adapter sleeve 1 receives axial thermal expansion power and squeeze when pushing away, the structure that outer adapter sleeve 1 moves with the coaxial vertically synchronous integral body of the plastic deformation of bellows 8 through the protruding outer shroud of the 19 drive Sealing B5 of pipe support structure in the plunger, steel ball B17, sealed pressing sleeve flange 6, outer adapter sleeve 16, steel ball A4, Sealing A7 and end socket 14.
In sum, make in the protruding outer shroud of outer adapter sleeve 1, anticorrosion lining B21, outer adpting flange B23, outer adapter sleeve 16, end socket 14, the plunger that pipe 18, Sealing B5, steel ball A4, steel ball B17, Sealing A7, sealed pressing sleeve flange 6, bolt 15, nut 2, the preload piece 3 that floats are one group of cell cube in pipe support structure 19, the plunger; Core pipe 10, anticorrosion lining A11, outer adpting flange A22, plunger outer tube framework 12, plunger outer tube 13 and anti-slip limited ring 20 are one group of cell cube; Through the overlapping ring set of outer adapter sleeve 1 with core pipe 10; The overlapping ring set of pipe 18 and sealed pressing sleeve flange 6 in plunger outer tube 13 and the plunger; Again through bellows 8 two ends respectively with two cell cubes in part be fixedly connected, make two cell cubes finally become the integral body of a no leakage way; And when receiving axial thermal expansion power, squeezes when pushing away an end of parts such as outer adapter sleeve 1 structure that can move with the coaxial vertically synchronous integral body of the plastic deformation of bellows 8.
Adopt such structure to have the pipe stress of reducing, enhance seal performance improves bearing capacity, possesses outer preservative efficacy; Can realize the large compensation amount, further enlarging application range both can be used in aerial pipeline; Can in directly buried pipeline, use again, as long as the change of the material of core pipe 10 and outer adapter sleeve 1, it is wider to adapt to medium; And less investment, operating cost is low, really can make the not only safe and reliable but also energy-conservation multifunctional characteristics of pipe network operation.
The technological scheme of the utility model is when assembling:
The first step will be with the specified position of the inner outer shroud of outer adapter sleeve hitch to core pipe of pipe support structure, the protruding outer shroud of outer adapter sleeve and steel ball A in the anticorrosion lining B, outer adpting flange B, plunger; Then steel ball B is placed in the recess groove of pipe support structure outer shroud in the plunger, then will with the plunger outer tube of anti-slip limited ring from outer adpting flange B end hitch to outside the outside of adapter sleeve;
In the annular chamber of second step with Sealing A hitch to the core pipe of annular and the protruding outer shroud formation of outer adapter sleeve, and make the link closely interior edge face of core pipe of Sealing A; Then with in the annular chamber that pipe and plunger outer tube form in Sealing B hitch to the plunger of annular; Then with the outside of the sealed pressing sleeve flange hitch of L type ring-type to the protruding outer shroud of outer adapter sleeve; And make the casting die end face of sealed pressing sleeve flange be tight against Sealing B; Be provided with at least four through holes accordingly through pipe support structure end face in screw bolt passes sealed pressing sleeve flange and the plunger simultaneously; The then suit preload piece that floats on the bolt of pipe support structure in passing plunger, again through nut link closely respectively connect fixing;
The 3rd step will be with the outside of bellows hitch to the core pipe of end socket and plunger outer tube framework; And the end socket that makes ring-type embeds in the annular chamber of core pipe and the protruding outer shroud formation of outer adapter sleeve; Make end socket be tight against Sealing A simultaneously; It is fixing to adopt welding procedure that end socket and the protruding outer shroud of outer adapter sleeve are welded to connect then, then adopts welding procedure plunger outer tube framework to be weldingly fixed on the specified position of core pipe outer shroud;
The 4th step pushed away the plunger outer tube vertically toward plunger outer tube framework direction, until the plunger outer tube is flushed with plunger outer tube framework outer end, adopt welding procedure that plunger outer tube and the welding of plunger outer tube framework is fixing then.
The 5th step adopted welding procedure that outer adpting flange A and the welding of core pipe is fixing the outer shroud specified position of outer adpting flange A hitch to core pipe outer end then; Fill the corrosion resistant clad work of filled insulation and metal exsertion part at last; (comprise spraying, be coated with and rinse heatproof, anticorrosive material).
This technology makes:
1. pipe support structure, steel ball A, steel ball B, Sealing A, Sealing B, sealed pressing sleeve flange, bolt, nut, the preload piece that floats are one group of cell cube in described outer adapter sleeve, anticorrosion lining B, outer adpting flange B, the protruding outer shroud of outer adapter sleeve, A end socket, the plunger; Can carry out synchronous left and right axial displacement with the bellows plastic deformation necessary condition is provided;
2. be fixedly connected through this plunger outer tube framework of organizing in cell cube of parts such as bellows one end and core pipe; End socket in this group cell cube of parts such as the other end and outer adapter sleeve is fixedly connected, and this organizes parts such as cell cube and core pipe this organizes the integral body that cell cube becomes a no leakage way finally to make part such as outer adapter sleeve; Confirmed that at first entire equipment do not have leakage way; The anchor ring of adding Sealing A and Sealing B combines the multi-sealed of end face; Sealability is fully guaranteed;
3. this group cell cube of part such as described outer adapter sleeve Sealing A and Sealing B when carrying out synchronous left and right axial displacement (abbreviates as: sliding seal) also can play self-lubricating function, the coaxial effect of setting upright, reduce frictional resistance that steel ball A and steel ball B have played;
4. described Sealing B (abbreviates as: the lubrication when sliding seal) having played parts such as outer adapter sleeve and carrying out left and right axial displacement; Also play simultaneously seal action between interior pipe of plunger and the plunger outer tube, can stop underground water to get into the effect of the cavity space at bellows position when (especially for directly buried pipeline).
5. the described plunger outer tube termination that the is positioned at plunger pipe support structure outer end anti-slip limited ring that the is provided with anti-slip effect when having played parts such as outer adapter sleeve and carrying out synchronous left and right axial displacement that is fixed as one has further improved the safety guarantee property of equipment operation.
Claims (9)
1. a plug type dual fail-safe pipeline compensator is characterized in that: comprise pipe (18) in outer adapter sleeve (1), nut (2), unsteady preload piece (3), steel ball B (4), Sealing B (5), sealed pressing sleeve flange (6), Sealing A (7), bellows (8), anticorrosion lining C (9), core pipe (10), anticorrosion lining A (11), plunger outer tube framework (12), plunger outer tube (13), end socket (14), bolt (15), the protruding outer shroud of outer adapter sleeve (16), steel ball A (17), the plunger, the interior pipe support structure (19) of plunger, anti-slip limited ring (20), anticorrosion lining B (21), outer adpting flange A (22) and outer adpting flange B (23);
The inner coaxial rings of described outer adapter sleeve (1) is enclosed within the inner outer shroud of core pipe (10);
Described core pipe (10) is the stylostome structure, and the outer shroud of its outer end is provided with the outer adpting flange A (22) that is fixed as one, and the outer ring surface between the two ends is fixedly connected the plunger outer tube framework (12) of structure in the form of a ring;
Described outer adapter sleeve (1) is the column circular tube structure; The outer shroud of its outer end is provided with the outer adpting flange B (23) that is fixed as one; Its inner inboard is provided with an annular groove, and described a plurality of steel ball A (17) are positioned at this groove and latch closure at the inner outer ring surface of core pipe (10); Outer ring surface that should outer adapter sleeve (1) is wholely set the interior pipe support structure (19) of plunger of structure in the form of a ring;
Pipe support structure (19) extends pipe (18) in the plunger that is provided with in a tubular form along a side end face one in the described plunger, is provided with an annular groove along outer ring surface, and a plurality of described steel ball B (4) are positioned at this groove; Pipe support structure (19) evenly is distributed with at least four through holes that supply bolt (15) to pass along end face in this plunger;
Described Sealing B (5) latch closure is managed the outer shroud of (18) in this plunger, the interior edge face of the interior pipe support structure (19) of plunger near outer shroud supported on end top; The inwall of plunger outer tube (13) is supported on the outer shroud top of sealing part B (5);
Described end socket (14) ring set core pipe (10) outer shroud and be positioned at this plunger outer tube framework (12) and core pipe (10) the inner between; One end is fixedly connected an end of bellows (8); The other end is resisted against the end of latch closure at the Sealing A (7) of this core pipe (10) outer shroud, the inner termination that outer adapter sleeve (1) is supported on the other end top of sealing part A (7);
The protruding outer shroud of described outer adapter sleeve (16) ring set end socket (14), Sealing A (7) and outside the inner outer shroud of adapter sleeve (1), an end and end socket (14) are fastenedly connected fixing, the other end and outer adapter sleeve (1) the inner are fastenedly connected fixing;
Described bellows (8) ring set is at core pipe (10) outer shroud; The interior ring of one end and plunger outer tube framework (12) is fastenedly connected, and the other end and end socket (14) are fastenedly connected;
Described sealed pressing sleeve flange (6) is the L-shaped cirque structure in cross section, the middle part of the protruding outer shroud of ring set adapter sleeve outside this (16) outer shroud; At least four through holes that supply bolt (15) to pass of the setting that is evenly distributed on its L shaped long end face; Its L shaped short end ring is enclosed within the outer shroud of pipe (18) in the plunger, and Sealing B (5) is supported on its top, termination;
Described plunger outer tube (13) is the loop pipe structure; Ring set is at the outer shroud of bellows (8); The outer shroud of one end and plunger outer tube framework (12) is fastenedly connected; The other end becomes to lean out the outer shroud of shape and ring set pipe support structure (19) in sealed pressing sleeve flange (6), Sealing B (5) and plunger, and the inboard one in its termination is extended the anti-slip limited ring (20) that setting is convex; This steel ball B (4) is the top to shape with the inwall of plunger outer tube (13);
In described sealed pressing sleeve flange (6) and the plunger pipe support structure (19) both link closely to be connected through bolt (15) and nut (2) and fix; Between pipe support structure (19) and the nut (2) unsteady preload piece (3) is set in this plunger;
Described core pipe (10) inner ring surface is provided with anticorrosion lining A (11); Described outer adapter sleeve (1) inner ring surface is provided with anticorrosion lining B (21); Described plunger outer tube (13) inner ring surface is provided with anticorrosion lining C (9);
Form when outer adapter sleeve (1) receives axial thermal expansion power and squeeze when pushing away the structure that outer adapter sleeve (1) moves with the coaxial vertically synchronous integral body of the plastic deformation of bellows (8) through interior pipe support structure (19) drive of plunger sealed pressing sleeve flange (6), the protruding outer shroud of outer adapter sleeve (16) and end socket (14).
2. plug type dual fail-safe pipeline compensator according to claim 1, it is characterized in that this plunger outer tube framework (12) be fastenedly connected apart from outside ring surface outside the core pipe (10) at adpting flange A (22) 60-100 millimeter place.
3. plug type dual fail-safe pipeline compensator according to claim 1, it is characterized in that pipe support structure (19) in this plunger be fastenedly connected apart from outside ring surface outside the outer adapter sleeve (1) at adpting flange B (23) 300-400 millimeter place.
4. plug type dual fail-safe pipeline compensator according to claim 1 and 2 is characterized in that ring is fastenedly connected through welding and bellows (8) and core pipe (10) outer shroud in this plunger outer tube framework (12); This plunger outer tube framework (12) outer shroud is fastenedly connected through the interior ring of welding and plunger outer tube (13).
5. plug type dual fail-safe pipeline compensator according to claim 1 is characterized in that this bellows (8) is set in the outer shroud of core pipe (10) and is positioned within the space that outer shroud, plunger outer tube framework (12), plunger outer tube (13) ring and the sealed pressing sleeve flange (6) of core pipe (10) surround jointly.
6. plug type dual fail-safe pipeline compensator according to claim 1; It is characterized in that the inner inboard of this outer adapter sleeve (1) is provided with an annular groove, at least two ten steel ball A (17) are positioned at this groove and are rolling latch closure shape with the inner outer ring surface of core pipe (10); Pipe support structure (19) is provided with an annular groove along outer ring surface in this plunger, and at least two ten described steel ball B (4) are positioned at this groove and push up the ring that supports plunger outer tube (13).
7. plug type dual fail-safe pipeline compensator according to claim 1 is characterized in that sealing part A (7) is an Expanded graphite; Sealing part B (5) is an Expanded graphite.
8. plug type dual fail-safe pipeline compensator according to claim 1; It is characterized in that the protruding outer shroud of this outer adapter sleeve (16) ring set end socket (14), Sealing A (7) and outside the inner outer shroud of adapter sleeve (1); One end and end socket (14) are welded to connect fixing, and the other end is welded to connect fixing with outer adapter sleeve (1) the inner.
9. plug type dual fail-safe pipeline compensator according to claim 1 is characterized in that this anticorrosion lining A (11) processes for stainless steel or teflon or tartan; This anticorrosion lining B (21) processes for stainless steel or teflon or tartan; This anticorrosion lining C (9) processes for stainless steel or teflon or tartan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203866510U CN202252489U (en) | 2011-10-12 | 2011-10-12 | Plunger type double-insurance pipeline compensator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203866510U CN202252489U (en) | 2011-10-12 | 2011-10-12 | Plunger type double-insurance pipeline compensator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202252489U true CN202252489U (en) | 2012-05-30 |
Family
ID=46113731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203866510U Expired - Lifetime CN202252489U (en) | 2011-10-12 | 2011-10-12 | Plunger type double-insurance pipeline compensator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202252489U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359683A (en) * | 2011-10-12 | 2012-02-22 | 陈墅庚 | Plunger-type double-safety pipeline compensator |
| CN105864552A (en) * | 2016-06-17 | 2016-08-17 | 江苏扬光机械制造有限公司 | Netlike tetrafluorine composite compensator |
| CN108190521A (en) * | 2017-12-25 | 2018-06-22 | 江苏神通阀门股份有限公司 | A kind of pipeline compensator for member material pneumatic conveying lines |
-
2011
- 2011-10-12 CN CN2011203866510U patent/CN202252489U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359683A (en) * | 2011-10-12 | 2012-02-22 | 陈墅庚 | Plunger-type double-safety pipeline compensator |
| CN102359683B (en) * | 2011-10-12 | 2014-03-19 | 陈墅庚 | Plunger-type double-safety pipeline compensator |
| CN105864552A (en) * | 2016-06-17 | 2016-08-17 | 江苏扬光机械制造有限公司 | Netlike tetrafluorine composite compensator |
| CN108190521A (en) * | 2017-12-25 | 2018-06-22 | 江苏神通阀门股份有限公司 | A kind of pipeline compensator for member material pneumatic conveying lines |
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