CN104390064A - Pipeline supporting device and matched tool thereof - Google Patents
Pipeline supporting device and matched tool thereof Download PDFInfo
- Publication number
- CN104390064A CN104390064A CN201410643382.XA CN201410643382A CN104390064A CN 104390064 A CN104390064 A CN 104390064A CN 201410643382 A CN201410643382 A CN 201410643382A CN 104390064 A CN104390064 A CN 104390064A
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- pillar
- adjusting element
- pipeline
- pipeline support
- support device
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- 230000001105 regulatory effect Effects 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 6
- 230000013011 mating Effects 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 10
- 230000008859 change Effects 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 239000003755 preservative agent Substances 0.000 description 2
- 230000002335 preservative effect Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910001315 Tool steel Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/16—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special provision allowing movement of the pipe
- F16L3/20—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special provision allowing movement of the pipe allowing movement in transverse direction
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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
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/02—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets partly surrounding the pipes, cables or protective tubing
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Supports For Pipes And Cables (AREA)
Abstract
The invention discloses a pipeline supporting device and a matched tool thereof, wherein the pipeline supporting device comprises: a top cover having a top surface and a bottom surface, the top surface having a shape that matches the shape of the pipeline to be supported; the bottom surface of the top cover is connected with an inner support column; the inner pillar is cylindrical, a thread section is arranged on the outer surface of the inner pillar, a radial through hole is formed in the inner pillar, and an outer pillar is sleeved outside the inner pillar; the outer support is a hollow cylinder, the upper end of the outer support is sleeved with an adjusting piece, the lower end of the outer support is provided with a base, and a groove matched with the through hole is formed in the surface of the outer support along the axial direction; the limiting piece penetrates through the through hole and the groove; and the adjusting piece is sleeved on the threaded section of the inner support, and the inner support can axially move relative to the outer support by rotating the adjusting piece. The height-adjustable pipeline supporting device and the matched tool thereof can ensure that the pipeline supporting device and a process pipeline are kept in contact through adjustment.
Description
Technical field
The present invention relates to a kind of pipe safety facility, particularly a kind of pipeline support device and kit thereof.
Background technique
On uphole steam generator rock gas supply pipeline, usually need to arrange fixed pipe bracket, with supporting pipeline every certain distance.
Refer to Fig. 1, the fixed pipe bracket that current production scene is conventional, mainly comprise: U-tube card 1, supporting frame 3, support frame as described above 3 comprises the supporting plate 31, pillar 32, the base 33 that are welded to connect from top to bottom.During use, support frame as described above 3 is placed on the bottom of pipeline A, then described U-tube card 1 is fastened on pipeline A peripheral, and is fixed on support frame as described above 3.
But in production scene, particularly outdoor, often there will be because setting of ground, supply gas pressure change situations such as causing pipeline vibration, temperature change causes pipeline extremely flexible, make often to occur segregation phenomenon between process pipelines and fixed pipe bracket.Height due to fixed pipe bracket is certain, therefore when occurring that process pipelines is separated with fixed pipe bracket, can not adjust the height of fixed pipe bracket in time, can not play a supporting role.
Study a kind of pipeline support device of height that can regulate at any time very necessary for this reason.
Summary of the invention
The object of this invention is to provide a kind of height-adjustable pipeline support device and kit thereof, can ensure to keep in touch between pipeline support device and process pipelines by regulating.
Above-mentioned purpose of the present invention can adopt following technical proposal to realize:
A kind of pipeline support device, comprising: have the top cover of end face and bottom surface, the shape of described end face and the mating shapes of pipeline to be supported; The bottom surface of described top cover is connected with interior pillar; Described interior pillar is cylinder type, and its outer surface is provided with thread section, and described interior pillar is provided with radial through hole, its outer cover is provided with outer pillar; Described outer pillar is hollow cylinder, and its upper end is arranged with adjusting element, and its lower end is provided with base, and it is axially provided with the groove matched with described through hole on the surface; Be located in the bounding means in described through hole and described groove; Be set in the adjusting element of described interior pillar thread section, rotate described adjusting element, described interior pillar can move axially by relatively described outer pillar.
In a preferred embodiment, the end face of described top cover is also provided with buffer part, the shape of described buffer part and the mating shapes of pipeline to be supported.
In a preferred embodiment, described adjusting element is circular shape, the tapped hole for matching with the thread section of described interior pillar is provided with in the middle part of it, the lower end of described adjusting element is provided with engagement portion, the outer wall of described outer pillar is provided with locking framework, and described engagement portion and described locking framework coordinate formation ratchet structure.
In a preferred embodiment, be provided with a transition shoulder between described adjusting element lower end surface and described tapped hole, described transition shoulder and described outer stanchions, be fastened on the upper-end surface of described outer pillar.
In a preferred embodiment, described locking framework comprises: be fixed on lock housing on the outer wall of described outer pillar and the dead bolt be arranged in described lock housing and spring section, described lock housing has an opening end, receiving cavity and bottom, described spring section one end contacts with the bottom of described lock housing, the lower end in contact of the other end and described dead bolt; Described dead bolt has the head matched with the engagement portion of described adjusting element, and it can stretch out the opening end of described lock housing.
In a preferred embodiment, described bounding means comprises spacing main body and is positioned at the gear cap of described spacing main body one end, the cross-sectional dimension of described spacing main body is less than the size of described groove, the boundary dimension of described gear cap is greater than the size of described groove, and the other end of described spacing main body stretches out the outer wall of described outer pillar.
In a preferred embodiment, the part that described spacing main body stretches out described outer pillar is provided with spacing hole, in described spacing hole, pin is set.
In a preferred embodiment, described base is rounded, the center superposition of its center and described outer pillar.
In a preferred embodiment, the circumference of described adjusting element be provided with for the blind hole regulating the kit of described adjusting element to match.
A kind of kit of pipeline support device, described kit comprises a fit portion coordinated with described adjusting element periphery and by the outward extending operation unit in described fit portion, is provided with for the blind hole with described adjusting element to the projection matched in the one end in described fit portion.
The features and advantages of the invention are: pipeline support seat of the present invention is for existing fixed pipe bracket, in use, can according to the height of reality, first form preliminary height by rationally arranging between described interior pillar and outer pillar, then, use kit, its projection is matched with the blind hole of described adjusting element, rotate described kit, described adjusting element is driven to rotate relative to described interior pillar, the relatively described outer pillar of described interior pillar is moved axially, when the buffer part on described top cover and pipeline to be supported fit tightly.When after use a period of time, if because setting of ground, supply gas pressure change situations such as causing pipeline vibration, temperature change causes pipeline extremely flexible, make to occur being separated between process pipelines with described pipeline support seat, then by using described kit, described adjusting element can be rotated and can complete adjustment.Pipeline support seat of the present invention not only its flexible height can be set up with place by production scene, and reusable, does not scrap by technological process after movable boiler resettlement changes.Described top 1 is provided with buffer part, not only there is shock attenuation result, and can ensure that the combination force between itself and pipeline, top cover reaches preferred values.The outer wall of the present invention's pillar 42 outside in addition is also provided with locking framework, can prevents described adjusting element from moving back button, can guarantee that the height after adjusting immobilizes.Pipeline support seat of the present invention selects excellent anticorrosion paint vehicle to carry out more than twice preservative treatment again, extends working life.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of fixed pipe bracket in prior art;
Fig. 2 is the sectional view of a kind of pipeline support seat in the embodiment of the present invention;
Fig. 3-A be in the embodiment of the present invention a kind of pipeline support seat top cover partly cut open schematic diagram;
Fig. 3-B is the plan view of a kind of pipeline support seat top cover in the embodiment of the present invention;
Fig. 4-A is the plan view of pillar in a kind of pipeline support seat in the embodiment of the present invention;
Fig. 4-B is pillar A-A sectional view in a kind of pipeline support seat in the embodiment of the present invention;
Fig. 5-A is the plan view of the outer pillar of a kind of pipeline support seat in the embodiment of the present invention;
Fig. 5-B is the outer pillar B-B sectional view of a kind of pipeline support seat in the embodiment of the present invention;
Fig. 6 is the structural representation of a kind of pipeline support seat bounding means in the embodiment of the present invention;
Fig. 7-A is the structural representation of a kind of pipeline support seat adjusting element in the embodiment of the present invention;
Fig. 7-B is a kind of pipeline support seat adjusting element C-C sectional view in the embodiment of the present invention;
Fig. 8 is the structural representation of a kind of pipeline support seat locking framework in the embodiment of the present invention;
Fig. 9-A is the plan view of a kind of pipeline support seat kit in the embodiment of the present invention;
Fig. 9-B is the left view of a kind of pipeline support seat kit in the embodiment of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, technological scheme of the present invention is elaborated, these embodiments should be understood only be not used in for illustration of the present invention and limit the scope of the invention, after having read the present invention, the amendment of those skilled in the art to the various equivalent form of value of the present invention has all fallen in the application's claims limited range.
The invention provides a kind of height-adjustable pipeline support device, can ensure to keep in touch between pipeline support device and process pipelines by regulating.
Refer to Fig. 2, pipeline support device of the present invention, comprises from top to bottom successively: top cover 21, interior pillar 22, adjusting element 5, bounding means 7, outer pillar 42, base 41.
Refer to Fig. 3-A and Fig. 3-B, what be respectively described top cover 21 partly cuts open schematic diagram and plan view.Described top cover 21 has relative end face 210 and bottom surface 211, and described end face 210 has certain radian, for matching with pipeline A surface to be supported.Described bottom surface 211 inwardly can be provided with joint 212, and described joint 212 is for being fixedly connected with described interior pillar 22.The described mode be fixedly connected with can be threaded, welding etc.Time such as being threaded, described joint 212 can for be inwardly arranged on the female draw-in groove of tool by bottom surface 211, for coordinating with described interior pillar 22.
Refer to Fig. 2, the end face 210 of described top cover 21 can also be provided with buffer part 20.Described buffer part 20 is arranged between described top cover 21 and pipeline A, for reducing the Vibrant buffer in pipeline A.Described buffer part 20 can be has certain thickness insulation rubber.The mating shapes of the shape of described buffer part 20 and described end face 210, pipeline A.When described end face 210 is the spheroidal for having certain radian, the lower surface that described buffer part 20 contacts with described end face is also for having the spheroidal of certain radian; The radian of its upper surface contacted with pipeline and pipeline A matches.The thickness of described buffer part 20 can be 5 millimeter, and it can not only reduce the Vibrant buffer in pipeline A, and has certain stretchability due to it, can ensure that the combination force between itself and pipeline A, top cover 21 reaches preferred values.
Refer to Fig. 4-A and Fig. 4-B, be respectively plan view and the A-A sectional view of described interior pillar 22.Described interior pillar 22 is in cylinder type, and its upper end is fixedly connected with described top cover 21, and its outer surface is provided with thread section 211, for coordinating with adjusting element 50, plays the effect regulating whole pipeline support seat height.Be provided with radial through hole 210 in the lower end of described interior pillar 22, described through hole 210, for coordinating with described bounding means 7, is used for described interior pillar 22 to be fixed on described outer pillar 42 on the one hand, is used for preventing described interior pillar 22 axial rotation on the other hand.
Refer to Fig. 5-A and Fig. 5-B, be respectively plan view and the B-B sectional view of described outer pillar 42.Described outer pillar 42 is in hollow cylinder, and it is set in the periphery of described interior pillar 22, and its upper end is arranged with described adjusting element 50, and its lower end is fixedly connected with described base 41.The surface of described outer pillar 42 is axially provided with groove 420.Described groove 420 is coordinated by described position-limit mechanism and described through hole 210, is used for described interior pillar 22 to be fixed on described outer pillar 42 on the one hand, is used for preventing described interior pillar 22 axial rotation on the other hand.
Refer to Fig. 6, described bounding means 7 comprises spacing main body 73 and is positioned at the gear cap 72 of described spacing main body 73 one end.Described spacing main body 73 can be the cylinder of circle or direction or other shapes, and its maximum cross-sectional dimension is less than the size of described groove 420, guarantees to be located in described groove 420.The boundary dimension of described gear cap 72 is greater than the size of described groove 420, and when described spacing main body 73 is located in the groove 420 of described outer pillar 42 and the through hole 210 of interior pillar 22, described gear cap 72 can be spacing by described groove 420.The other end of described spacing main body 73 stretches out the outer wall of described outer pillar 42, and the part of stretching out described outer pillar 42 in described spacing main body 73 can be provided with spacing hole 710.Pin 71 is provided with in described spacing hole 710.
Described pin 71 is arranged in described spacing hole 710, for auxiliary fixing described bounding means 73, when preventing it stressed, gets loose in described groove 420, and then can prevent described interior pillar 22 from outer pillar 42 along groove 420 landing.
Described base 41 is arranged on the lower end of described outer pillar 42, for effective adherence ground.The mode that described base 41 is connected with described outer pillar 42 can be welds, is threaded.Described base 41 also can be one-body molded with described outer pillar 42.Described base 41 can be the circular steel plate of thickness 10 millimeter, and its diameter can be 300 millimeter.The center of described base 41 and the center superposition of described outer pillar 42, be conducive to the balance ensureing whole pipeline support device.
Refer to Fig. 7-A and Fig. 7-B, be respectively structural representation and the C-C sectional view of described adjusting element 5, described adjusting element 5 can be circular shape, is provided with tapped hole 51 in the middle part of it, and described tapped hole 51 matches with the thread section 211 of described interior pillar 22.Between the lower end surface and described tapped hole 51 of described adjusting element 5, be provided with a transition shoulder 54, described transition shoulder 54 coordinates with described outer pillar 42, is fastened on the upper-end surface of described outer pillar 42.The lower end of described adjusting element 5 is provided with engagement portion 53.The outer wall of described outer pillar 42 is provided with locking framework 6, and described engagement portion 53, for coordinating with described locking framework 6, forms ratchet structure and moves back button to guarantee that the height after adjusting immobilizes to prevent described adjusting element 5.Described engagement portion 53 can indention, and is circumferentially uniformly distributed.By rotating described adjusting element 5, the lifting of described interior pillar 22 can be regulated, thus reach the object changing whole pipeline support seat height.
Refer to Fig. 8, described locking framework 6 comprises: dead bolt 61, lock housing 62, spring section 63.Described lock housing 62 is fixed on the outer wall of described outer pillar 42, it has an opening end 620, receiving cavity 621 and bottom 622, described spring section 63 can be the spring having elasticity and can stretch, and its one end contacts with the bottom 622 of described lock housing 62, the lower end in contact of the other end and described dead bolt 61.Described dead bolt 61 has the head 610 matched with the engagement portion 53 of described adjusting element 5, and the boundary dimension of described head 610 is less than the opening size of described lock housing 62 opening end 620, can stretch out the opening end 620 of described lock housing 62.The boundary dimension of its underpart entirety is greater than the opening size of the opening end 620 of described lock housing 62, and thus entirety can be stuck in described lock housing 62.During use, when rotating described adjusting element 5, described dead bolt 61 is extruded downwards, and described adjusting element 5 relatively rotates with described interior pillar 22, axial relative movement.After stopping operating, described dead bolt 61 snaps in the engagement portion 53 of described adjusting element 5 again, moves back button to prevent described adjusting element 5.
Also can be provided with blind hole 52 in the circumference of described adjusting element 5, the number of described blind hole 52 can be multiple, is circumferentially evenly arranged.Described blind hole 52 is for coordinating with the kit of the described adjusting element 5 of adjustment.
Described kit 8 refers to Fig. 9-A and 9-B, can be hook spanner structure.Because described adjusting element 5 external diameter is comparatively large, and in rotation process, need engagement portion 53 structure in ratchet mechanism protecting its underpart not damaged, utilize the instruments such as conventional pipe wrench improper and heavier, therefore need kit 8 described in specialized designs.
Described kit 8 can be forged by tool steel and make, comprising a fit portion 80 coordinated with described adjusting element 5 periphery and by the outward extending operation unit 82 in described fit portion 80, being provided with the projection 81 for coordinating with the blind hole 52 of described adjusting element 5 in the one end in described fit portion 80.During use, snap in described protruding 81 in described blind hole 52, rotating operation portion 82, the relatively described interior pillar 22 of described adjusting element 5 can be driven to rotate, and then reach the object changing whole pipeline support seat height.
Pipeline support seat of the present invention in use, can according to the height of reality, first form preliminary height by rationally arranging between described interior pillar 22 and outer pillar 42, then, use kit 8, its projection 80 is matched with the blind hole of described adjusting element 5, rotate described kit 8, described adjusting element 5 is driven to rotate relative to described interior pillar 22, the relatively described outer pillar 42 of described interior pillar 22 is moved axially, when the buffer part 20 on described top cover 21 fits tightly with pipeline A to be supported.When after use a period of time, if because setting of ground, supply gas pressure change situations such as causing pipeline vibration, temperature change causes pipeline extremely flexible, make to occur being separated between process pipelines A with described pipeline support seat, then by using described kit 8, described adjusting element 5 can be rotated and can complete adjustment.
Pipeline support seat of the present invention not only its flexible height can be set up with place by production scene, and reusable, does not scrap by technological process after movable boiler resettlement changes.Described top cover 21 is provided with buffer part 20, not only there is shock attenuation result, and can ensure that the combination force between itself and pipeline A, top cover 21 reaches preferred values.The outer wall of the present invention's pillar 42 outside in addition is also provided with locking framework 6, can prevents described adjusting element 5 from moving back button, can guarantee that the height after adjusting immobilizes.Pipeline support seat of the present invention selects excellent anticorrosion paint vehicle to carry out more than twice preservative treatment again, extends working life.
The foregoing is only several embodiments of the present invention, although the mode of execution disclosed by the present invention as above, the mode of execution that described content just adopts for the ease of understanding the present invention, is not intended to limit the present invention.Any those skilled in the art; under the prerequisite not departing from the spirit and scope disclosed by the present invention; any amendment and change can be done on the formal of mode of execution and details; but scope of patent protection of the present invention, the scope that still must define with appended claims is as the criterion.
Claims (10)
1. a pipeline support device, is characterized in that, comprising:
There is the top cover of end face and bottom surface, the shape of described end face and the mating shapes of pipeline to be supported; The bottom surface of described top cover is connected with interior pillar;
Described interior pillar is cylinder type, and its outer surface is provided with thread section, and described interior pillar is provided with radial through hole, its outer cover is provided with outer pillar;
Described outer pillar is hollow cylinder, and its upper end is arranged with adjusting element, and its lower end is provided with base, and it is axially provided with the groove matched with described through hole on the surface;
Be located in the bounding means in described through hole and described groove;
Be set in the adjusting element of described interior pillar thread section, rotate described adjusting element, described interior pillar can move axially by relatively described outer pillar.
2. pipeline support device as claimed in claim 1, is characterized in that: the end face of described top cover is also provided with buffer part, the shape of described buffer part and the mating shapes of pipeline to be supported.
3. pipeline support device as claimed in claim 1, it is characterized in that: described adjusting element is circular shape, the tapped hole for matching with the thread section of described interior pillar is provided with in the middle part of it, the lower end of described adjusting element is provided with engagement portion, the outer wall of described outer pillar is provided with locking framework, and described engagement portion and described locking framework coordinate formation ratchet structure.
4. pipeline support device as claimed in claim 3, it is characterized in that: be provided with a transition shoulder between described adjusting element lower end surface and described tapped hole, described transition shoulder and described outer stanchions, be fastened on the upper-end surface of described outer pillar.
5. pipeline support device as claimed in claim 4, it is characterized in that, described locking framework comprises: be fixed on lock housing on the outer wall of described outer pillar and the dead bolt be arranged in described lock housing and spring section, described lock housing has an opening end, receiving cavity and bottom, described spring section one end contacts with the bottom of described lock housing, the lower end in contact of the other end and described dead bolt; Described dead bolt has the head matched with the engagement portion of described adjusting element, and it can stretch out the opening end of described lock housing.
6. pipeline support device as claimed in claim 1, it is characterized in that: described bounding means comprises spacing main body and is positioned at the gear cap of described spacing main body one end, the cross-sectional dimension of described spacing main body is less than the size of described groove, the boundary dimension of described gear cap is greater than the size of described groove, and the other end of described spacing main body stretches out the outer wall of described outer pillar.
7. pipeline support device as claimed in claim 6, is characterized in that: the part that described spacing main body stretches out described outer pillar is provided with spacing hole, arranges pin in described spacing hole.
8. pipeline support device as claimed in claim 1, is characterized in that: described base is rounded, the center superposition of its center and described outer pillar.
9. pipeline support device as claimed in claim 1, is characterized in that: the circumference of described adjusting element be provided with for the blind hole regulating the kit of described adjusting element to match.
10. the kit of a pipeline support device as claimed in claim 8, it is characterized in that: described kit comprises a fit portion coordinated with described adjusting element periphery and by the outward extending operation unit in described fit portion, is provided with for the blind hole with described adjusting element to the projection matched in the one end in described fit portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410643382.XA CN104390064B (en) | 2014-11-07 | 2014-11-07 | Pipeline supporting device and matched tool thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410643382.XA CN104390064B (en) | 2014-11-07 | 2014-11-07 | Pipeline supporting device and matched tool thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104390064A true CN104390064A (en) | 2015-03-04 |
| CN104390064B CN104390064B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410643382.XA Active CN104390064B (en) | 2014-11-07 | 2014-11-07 | Pipeline supporting device and matched tool thereof |
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| CN (1) | CN104390064B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106051306A (en) * | 2016-06-29 | 2016-10-26 | 中国能源建设集团广东省电力设计研究院有限公司 | Horizontal pipeline limiting device and method |
| CN106065999A (en) * | 2016-07-28 | 2016-11-02 | 成都高普石油工程技术有限公司 | The using method of area of heavy rainfull oil pipeline auxiliary device |
| CN106216330A (en) * | 2016-07-28 | 2016-12-14 | 成都高普石油工程技术有限公司 | The automatically cleaning technique of oil transportation device |
| CN108843861A (en) * | 2018-07-09 | 2018-11-20 | 山东钢铁股份有限公司 | Bottom of Heating Furnace Vaporizing cooling pipeline undersetting device |
| CN109027432A (en) * | 2018-09-21 | 2018-12-18 | 浙江佛城制冷有限公司 | High-efficiency energy-saving evaporator connects pipe assembly and its manufacturing method |
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| CN106216330A (en) * | 2016-07-28 | 2016-12-14 | 成都高普石油工程技术有限公司 | The automatically cleaning technique of oil transportation device |
| CN108843861A (en) * | 2018-07-09 | 2018-11-20 | 山东钢铁股份有限公司 | Bottom of Heating Furnace Vaporizing cooling pipeline undersetting device |
| CN109027432A (en) * | 2018-09-21 | 2018-12-18 | 浙江佛城制冷有限公司 | High-efficiency energy-saving evaporator connects pipe assembly and its manufacturing method |
| CN109027432B (en) * | 2018-09-21 | 2023-08-18 | 浙江佛城制冷有限公司 | High-efficiency energy-saving evaporator connecting pipe assembly and manufacturing method thereof |
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| CN104390064B (en) | 2016-08-24 |
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