CN207195854U - A kind of liquid sulphur conveying pipe - Google Patents
A kind of liquid sulphur conveying pipe Download PDFInfo
- Publication number
- CN207195854U CN207195854U CN201720996909.6U CN201720996909U CN207195854U CN 207195854 U CN207195854 U CN 207195854U CN 201720996909 U CN201720996909 U CN 201720996909U CN 207195854 U CN207195854 U CN 207195854U
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- tube
- delivery pipe
- steam
- outer tube
- inner tube
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Abstract
The utility model discloses a kind of liquid sulphur conveying pipe, including delivery pipe single tube, the delivery pipe single tube has more, the delivery pipe single tube is connected with each other, steam connection tube is provided between the delivery pipe single tube, the delivery pipe single tube is made up of inner and outer tubes, the outer tube sleeve is outside inner tube, the outer tube both ends are equipped with transition rings, the transition rings are connected with inner and outer tubes respectively, support tube is provided between the outer tube and inner tube, the upside of described outer tube one end tube wall is provided with steam inlet, and the upside of other end tube wall is provided with steam (vapor) outlet.The utility model uses transition rings when outer tube and inner tube weld, prevent from causing when inner and outer pipes weld the material of inner tube to change, improve service life of equipment, it is attached between delivery pipe single tube using welding, improve sealing effectiveness and service life, inner tube uses single seamless steel pipe, can prevent sulphur in course of conveying in pipeline internal leakage, is easy to the working service in later stage.
Description
Technical field
It the utility model is related to field of chemical equipment, more particularly to a kind of liquid sulphur conveying pipe.
Background technology
During producing sulfuric acid by using sulfur, often sulphur is melted, follow-up work is then transported to by sulphur delivery pipe
Skill link, conventional sulphur delivery pipe are provided with interlayer, steam are passed through in interlayer when use, to ensure at the sulphur in pipe
In molten condition, in order to improve the service life of delivery tube, the inner tube of sulphur delivery pipe is often made using 304 stainless steel tubes, and
Outer tube then uses ordinary carbon steel pipe, for example, Application No. CN201420497195.0 Chinese patent discloses a kind of liquid sulfur
The corrosion-resistant steam jacket insulating tube of sulphur conveying, is made up of, chuck pipeline position Trunk Line, chuck pipeline, heat-insulation layer and protective layer
At the outer wall of Trunk Line, heat-insulation layer is located at the outer wall of chuck pipeline, and protective layer is located at the outer wall of heat-insulation layer, chuck pipeline
On be additionally provided with inlet and outlet, inlet connects through heat-insulation layer and protective layer with the inner chamber of chuck pipeline, and outlet passes through
The inner chamber that heat-insulation layer and protective layer are worn with chuck pipeline connects, and the Trunk Line material of the utility model is 304 stainless steels, jacket pipe
Wire rod matter is carbon steel, and is directly welded between two kinds of materials, and the material for easily causing Trunk Line weld in weld changes,
Trunk Line service life is influenceed, and 304 stainless steels are different with the thermal coefficient of expansion of carbon steel, it is easily cracked in use, it is existing
In technology, sulphur delivery pipe is attached using flange, for example, Application No. CN201120260867.2 Chinese patent discloses
A kind of liquid sulphur conveying pipe, including sulphur pipe and its outside steam jacket positioned at center, between sulphur pipe and steam jacket
Space be connected with high-temperature steam, sulphur therein is kept molten state, the utility model is attached using flange, sulphur
The conventional flange gasket of delivery pipe is polytetrafluoroethylene (PTFE) or asbestos material, and aging just occurs using about half a year, influences sealing, is held
Easily cause the leakage of sulphur, cause environmental pollution.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of liquid sulphur conveying pipe, can solve existing skill
The problems such as welding influences service life between art unlike material, and pipeline connects leakage easy to aging.
The utility model is achieved by the following technical programs.
A kind of liquid sulphur conveying pipe provided by the utility model, including delivery pipe single tube, the delivery pipe single tube have more
Root, the delivery pipe single tube are connected with each other, and are provided with steam connection tube between the delivery pipe single tube, the delivery pipe single tube is by inner tube
Formed with outer tube, for the outer tube sleeve outside inner tube, the outer tube both ends are equipped with transition rings, the transition rings respectively with inner tube and
Outer tube connects, and support tube is provided between the outer tube and inner tube, the upside of described outer tube one end tube wall is provided with steam inlet, another
The upside of end pipe wall is provided with steam (vapor) outlet, and steam condensate (SC) drainpipe is provided with the downside of the outer tube.
Said inner tube and transition rings are 304 stainless steels.
The outer tube is carbon steel material.
The transition rings are welded with inner and outer tubes respectively.
Connected between the delivery pipe single tube by the way of welding.
Said inner tube is single seamless steel pipe, no-welding-seam in pipe.
The beneficial effects of the utility model are：Outer tube and inner tube use transition rings when welding, and prevent from welding in inner and outer pipes
The material change of Shi Yinqi inner tubes, is improved service life of equipment, is attached between delivery pipe single tube using welding, improves sealing
Effect and service life, inner tube use single seamless steel pipe, can prevent sulphur in course of conveying in pipeline internal leakage, easily
In the working service in later stage.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
In figure：1- inner tubes, 2- outer tubes, 3- steam inlets, 4- steam (vapor) outlets, 5- support tubes, 6- steam connection tubes, 7- transition
Ring, 8- steam condensate (SC) drainpipes.
Embodiment
Be described further below the technical solution of the utility model, but claimed scope be not limited to it is described.
As shown in figure 1, a kind of liquid sulphur conveying pipe, including delivery pipe single tube, the delivery pipe single tube has more, described
Delivery pipe single tube is connected with each other, and steam connection tube 6 is provided between the delivery pipe single tube, the delivery pipe single tube is by inner tube 1 and outside
Pipe 2 is formed, and the outer tube 2 is enclosed on outside inner tube 1, and the both ends of outer tube 2 are equipped with transition rings 7, the transition rings 7 respectively with inner tube
1 and outer tube 2 connect, support tube 5 is provided between the outer tube 2 and inner tube 1, the upside of one end tube wall of outer tube 2 is provided with steam
Entrance 3, the upside of other end tube wall are provided with steam (vapor) outlet 4, and the downside of outer tube 2 is provided with steam condensate (SC) drainpipe 8.
When carrying out liquid-state sulfur conveying, steam port is injected into outer tube 2 by steam inlet 3, steam can make in pipe
Sulphur be kept molten by, prevent line clogging.Steam can flow to next by steam (vapor) outlet 4 and steam connection tube 6
The steam inlet 3 of delivery pipe single tube, is heated to whole liquid sulphur conveying pipe, is condensed after steam heating and is formed water, can led to
Cross steam condensate (SC) drainpipe 8 to discharge, support tube 5 is provided between outer tube 2 and inner tube 1, inner tube 1 can be supported, prevent it being sulphur
Significant shock occurs for inner tube 1 in course of conveying.
Said inner tube 1 and transition rings 7 are 304 stainless steels, 304 stainless steels can prevent the inwall of inner tube 1 by
It the corrosion of liquid sulfur, sulphur steam, can prevent liquid-state sulfur from revealing, improve the service life of equipment.
The outer tube 2 is carbon steel material, can reduce equipment and set manufacturing cost.
The transition rings 7 are welded with inner tube 1 and outer tube 2 respectively, and outside is respectively provided with 45 degree of groove in transition rings 7, can be with
Welding quality is improved, first bottoming is carried out using argon arc welding during welding, is then welded using 506 welding rods again, due to the He of inner tube 1
Transition rings 7 are 304 stainless steels, situations such as crackle can be prevented after welding, improve service life of equipment.
Connected, be attached using welding manner, more traditional flange by the way of welding between the delivery pipe single tube
Connection, can improve sealing effectiveness, prevent interface aging, improve equipment physical life.
Said inner tube is a seamless steel pipe, no-welding-seam in pipe, avoids sulphur in delivery pipe single tube internal leakage, pipeline enclosure
Weld seam all leak outside, be easy to staff to patrol, when revealing shorten search leak point time.
Claims (6)
- A kind of 1. liquid sulphur conveying pipe, it is characterised in that：Including delivery pipe single tube, the delivery pipe single tube has more；It is described Delivery pipe single tube is connected with each other；Steam connection tube (6) is provided between the delivery pipe single tube；The delivery pipe single tube is by inner tube (1) Formed with outer tube (2)；The outer tube (2) is enclosed on inner tube (1) outside；Outer tube (2) both ends are equipped with transition rings (7)；The mistake Ring (7) is crossed to be connected with inner tube (1) and outer tube (2) respectively；Support tube (5) is provided between the outer tube (2) and inner tube (1)；It is described The upside of outer tube (2) one end tube wall is provided with steam inlet (3), and the upside of other end tube wall is provided with steam (vapor) outlet (4)；The outer tube (2) downside is provided with steam condensate (SC) drainpipe (8).
- A kind of 2. liquid sulphur conveying pipe as claimed in claim 1, it is characterised in that：Said inner tube (1) and transition rings (7) are equal For 304 stainless steels.
- A kind of 3. liquid sulphur conveying pipe as claimed in claim 1, it is characterised in that：The outer tube (2) is carbon steel material.
- A kind of 4. liquid sulphur conveying pipe as claimed in claim 1, it is characterised in that：The transition rings (7) respectively with inner tube (1) welded with outer tube (2).
- A kind of 5. liquid sulphur conveying pipe as claimed in claim 1, it is characterised in that：Using welding between the delivery pipe single tube Mode connect.
- A kind of 6. liquid sulphur conveying pipe as claimed in claim 1, it is characterised in that：Said inner tube (1) is single seamless steel Manage, no-welding-seam in pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720996909.6U CN207195854U (en) | 2017-08-10 | 2017-08-10 | A kind of liquid sulphur conveying pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720996909.6U CN207195854U (en) | 2017-08-10 | 2017-08-10 | A kind of liquid sulphur conveying pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207195854U true CN207195854U (en) | 2018-04-06 |
Family
ID=61796651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720996909.6U Expired - Fee Related CN207195854U (en) | 2017-08-10 | 2017-08-10 | A kind of liquid sulphur conveying pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207195854U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109444325A (en) * | 2018-12-25 | 2019-03-08 | 长沙开元仪器有限公司 | A kind of steam jacket and elemental analyser |
| CN109973818A (en) * | 2019-04-03 | 2019-07-05 | 江龙船艇科技股份有限公司 | A kind of methanol fuel marine fuel supply double-wall pipe |
-
2017
- 2017-08-10 CN CN201720996909.6U patent/CN207195854U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109444325A (en) * | 2018-12-25 | 2019-03-08 | 长沙开元仪器有限公司 | A kind of steam jacket and elemental analyser |
| CN109444325B (en) * | 2018-12-25 | 2024-04-05 | 长沙开元仪器有限公司 | Steam sleeve and element analyzer |
| CN109973818A (en) * | 2019-04-03 | 2019-07-05 | 江龙船艇科技股份有限公司 | A kind of methanol fuel marine fuel supply double-wall pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180406 Termination date: 20210810 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |