CN205956570U - Low seamless steel pipe for medium pressure boiler - Google Patents
Low seamless steel pipe for medium pressure boiler Download PDFInfo
- Publication number
- CN205956570U CN205956570U CN201620970872.5U CN201620970872U CN205956570U CN 205956570 U CN205956570 U CN 205956570U CN 201620970872 U CN201620970872 U CN 201620970872U CN 205956570 U CN205956570 U CN 205956570U
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- China
- Prior art keywords
- seamless steel
- steel pipe
- erection joint
- fixedly connected
- low
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Abstract
The utility model discloses a low seamless steel pipe for medium pressure boiler, including the seamless steel pipe body, the seamless steel pipe body is including being cylindric alloy inner tube, and the outer fixed surface of alloy inner tube is connected with the strengthening rib strip that is circular form and arranges, and the outer fixed surface of alloy inner tube is connected with thermal -insulated glue film, set up on the internal surface of thermal -insulated glue film with the spacing groove of strengthening rib strip looks adaptation, the equal fixedly connected with blotter in inside of every spacing groove, the outer fixed surface of thermal -insulated glue film is connected with the outer tube, the outer fixed surface of outer tube is connected with the antirust coat. The utility model discloses, the effectual seal pressure who improves seamless steel pipe, the structure is more stable, and sealed effect is better, and the dough stability can be higher, and shock resistance is high, and pressure resistance is high, the effectual emergence of having avoided pollution and potential safety hazard, the non -skid property is better, and the effectual seamless steel pipe that has avoided scalds other people to the effectual problem serious and that the security performance is low of rustting of having solved.
Description
Technical field
This utility model is related to steel pipe technical field, specially a kind of seamless steel tubes for low and medium pressure.
Background technology
Seamless steel pipe has hollow section, is used as the pipeline of conveyance fluid, such as transfer oil, natural gas, coal gas and water in a large number
And the pipeline of some solid materials etc., compared with the solid steel such as round steel, when bending resistance torsional strength is identical, weight is relatively for steel pipe
Gently, it is a kind of economic section steel products, is widely used in manufacture structural member and machine components, such as oil drill rocker, truck drive shaft, voluntarily
The steel pipe such as steel scaffold in vehicle frame and construction manufactures ring-shaped work pieces, simplifies manufacturing process, saves material and adds
In work man-hour, extensively manufactured with steel pipe, seamless steel tubes for low and medium pressure, be used to produce a kind of steam kettle boiler tube of pressure
Road.Existing seamless steel tubes for low and medium pressure is chronically in the environment of humidity, and inside and outside wall gets rusty easily, and conveyance fluid is made
Become certain pollution, there is certain potential safety hazard, poor safety performance, the structure of existing seamless steel tubes for low and medium pressure is not
Too stable, voltage endurance capability is limited, and shock resistance is poor.
Utility model content
The purpose of this utility model is to provide a kind of seamless steel tubes for low and medium pressure, possesses shock resistance high and resistance to
The high advantage of pressure performance, solves the problems, such as that seamless steel pipe gets rusty seriously and security performance is low.
For achieving the above object, this utility model provides following technical scheme：A kind of seamless steel tubes for low and medium pressure, bag
Include seamless steel pipe body, described seamless steel pipe body includes cylindrical alloy inner tube, the outer surface of described alloy inner tube is solid
Surely be connected with the strengthening rib strip of rounded shape arrangement, the outer surface of described alloy inner tube is fixedly connected with heat-insulated glue-line, described every
The stopper slot being adapted with strengthening rib strip is offered on the inner surface of hot glue layer, the inside of each described stopper slot is fixedly connected with
There is cushion pad, the outer surface of described heat-insulated glue-line is fixedly connected with outer tube, and the outer surface of described outer tube is fixedly connected with antirust coat,
The anti-skidding lines of second being spaced substantially equidistant is provided with the outer surface of described antirust coat, the outer surface of described antirust coat is fixedly connected
There are four pressure ribs, the outer surface of each described pressure rib is provided with the first anti-skidding lines.
One end of described seamless steel pipe body is fixedly connected with the first erection joint, the outer surface of described first erection joint
Offer external screw thread, the outer surface of described first erection joint is further opened with circular groove, the inside of described groove is solid
Surely it is connected with sealing ring, the other end of described seamless steel pipe body is fixedly connected with the second erection joint, and described second installation connects
The inner surface of head offers the female thread being adapted with external screw thread.
Preferably, the width of described groove is more than the width of sealing ring, and the horizontal plane that sealing ring outer surface is located is higher than
The horizontal plane that first erection joint outer surface is located.
Preferably, described second erection joint and the first erection joint are adapted, and the length of the second erection joint is more than
The length of the first erection joint.
Preferably, the quantity of described strengthening rib strip, stopper slot and cushion pad all at least four.
Compared with prior art, the beneficial effects of the utility model are as follows：
1st, this utility model is provided by pressure rib and strengthening rib strip, effectively raises the pressure of this seamless steel pipe
Ability, is provided by cushion pad and stopper slot, and the position of strengthening rib strip effectively can be limited, can convection cell and
The impact of pressure carries out certain buffering, and the structure of this seamless steel pipe is more stable, is provided by female thread, external screw thread and close
Seal, is effectively guaranteed being tightly connected of this seamless steel pipe, and more preferably, stability is higher, has reached shock resistance for sealing effectiveness
The high effect of the high and pressure performance of performance.
2nd, this utility model is provided by antirust coat and alloy internal layer, and this seamless steel pipe effectively can be protected
Shield, effectively avoids seriously getting rusty of inside and outside wall, effectively avoids the generation of pollution and potential safety hazard, is provided by the
One anti-skidding lines and the second anti-skidding lines, by increasing capacitance it is possible to increase the non-skid property of this seamless steel pipe, are provided by heat-insulated glue-line, can
Heat is effectively stopped, effectively avoids this seamless steel pipe and scald other people, thus effectively solve getting rusty seriously
The problem low with security performance.
Brief description
Fig. 1 is this utility model cross section structure schematic diagram；
Fig. 2 is this utility model front view；
Fig. 3 is this utility model female thread structure schematic diagram.
In figure：1 outer tube, 2 pressure ribs, 3 alloy inner tubes, 4 stopper slots, 5 antirust coats, 6 cushion pads, 7 strengthening rib strips, 8 every
Hot glue layer, 9 first erection joints, 10 external screw threads, 11 sealing rings, 12 grooves, 13 first anti-skidding lines, 14 second anti-skidding lines,
15 second erection joints, 16 female threads, 17 seamless steel pipe bodies.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely description is it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of making creative work
The every other embodiment being obtained, broadly falls into the scope of this utility model protection.
Refer to Fig. 1-3, a kind of seamless steel tubes for low and medium pressure, including seamless steel pipe body 17, seamless steel pipe body
17 include cylindrical alloy inner tube 3, and alloy inner tube 3 is a kind of antirust inner tube that nickel-base material and aluminum metal mixing are refined,
Effectively avoid getting rusty of this seamless steel pipe internal wall, effectively avoid the pollution of conveyance fluid, security performance is higher, alloy
The outer surface of inner tube 3 is fixedly connected with the strengthening rib strip 7 of rounded shape arrangement it is ensured that the stability of strengthening rib strip 7, reinforcement
Bar 7 effectively can be buffered to pressure, effectively raises the pressure performance of this seamless steel pipe, and compressive resistance is higher, closes
The outer surface of golden inner tube 3 is fixedly connected with heat-insulated glue-line 8 it is ensured that the stability of heat-insulated glue-line 8, and heat-insulated glue-line 8 can be to warm
Amount is effectively stopped, effectively avoid the generation that high temperature scalds other people phenomenons, security performance is higher, heat-insulated glue-line 8
The stopper slot 4 being adapted with strengthening rib strip 7 is offered on inner surface, stopper slot 4 can be carried out effectively to the position of strengthening rib strip 7
Restriction, effectively avoid the swing of strengthening rib strip 7, structure is more stable, more preferably, stability is higher, often for voltage endurance capability
The inside of individual stopper slot 4 is fixedly connected with cushion pad 6 it is ensured that the stability of cushion pad 6, cushion pad 6 and heat-insulated glue-line 8 energy
The impulsive force of enough convection cells and pressure carries out certain buffering, effectively avoids the damage of this seamless steel pipe, effectively strengthens
The impact resistance of this steel pipe, shock resistance is higher, and the quantity of strengthening rib strip 7, stopper slot 4 and cushion pad 6 is all at least
Four, significantly more efficient protection can be carried out to this steel pipe, more preferably, the outer surface of heat-insulated glue-line 8 is fixedly connected with security performance
It is ensured that the stability of outer tube 1, the outer surface of outer tube 1 is fixedly connected with antirust coat 5 it is ensured that the stablizing of antirust coat 5 for outer tube 1
Property, effectively avoid getting rusty outside this steel pipe, the outer surface of antirust coat 5 is provided with the second anti-slip veins being spaced substantially equidistant
Road 14, effectively enhances the non-skid property of this steel pipe, and the safety coefficient in installation and use is higher, effectively avoids steel
Pipe landing when mounted, the outer surface of antirust coat 5 is fixedly connected with four pressure ribs 2 it is ensured that the stablizing of pressure rib 2
Property, effectively raises the pressure performance of this steel pipe, and the outer surface of each is pressure rib 2 is provided with the first anti-skidding lines 13,
It is effectively increased the skid resistance of this steel pipe, security performance is higher.
One end of seamless steel pipe body 17 is fixedly connected with the first erection joint 9 it is ensured that the stablizing of the first erection joint 9
Property, the outer surface of the first erection joint 9 offers external screw thread 10, and the outer surface of the first erection joint 9 is further opened with circular
Groove 12, sealing ring 11 effectively can be placed, the inside of groove 12 is fixedly connected with sealing ring 11 it is ensured that close
The stability of seal 11, is effectively guaranteed the sealing of this steel pipe connection, and the width of groove 12 is more than sealing ring 11
Width, effectively can be placed to sealing ring 11, place effect more preferably, and the horizontal plane that sealing ring 11 outer surface is located is high
It is ensured that the normal use of sealing ring 11, sealing effectiveness is more preferably, seamless for the horizontal plane being located in the first erection joint 9 outer surface
The other end of steel pipe body 17 is fixedly connected with the second erection joint 15 it is ensured that the stability of the second erection joint 15, and second
Erection joint 15 and the first erection joint 9 are adapted it is ensured that this steel pipe is effectively tightly connected and normally uses, and the second installation
The length of joint 15 is more than the length of the first erection joint 9, and when multiple steel pipes are attached, more preferably, second installs sealing effectiveness
The inner surface of joint 15 offers the female thread 16 being adapted with external screw thread 10 it is ensured that the first erection joint 9 and second is installed
The effectively fixing and sealing of joint 15, when multiple steel pipes are attached, stability is higher, and the pressure performance of this steel pipe is higher,
More preferably, security performance is higher for shock resistance.
In sum：This seamless steel tubes for low and medium pressure, is provided by pressure rib 2 and strengthening rib strip 7, effectively
Improve the voltage endurance capability of this seamless steel pipe, be provided by cushion pad 6 and stopper slot 4, the position of strengthening rib strip 7 can be entered
Row effectively limits, and the impact being capable of convection cell and pressure carries out certain buffering, and the structure of this seamless steel pipe is more stable, leads to
Cross and be provided with female thread 16, external screw thread 10 and sealing ring 11, be effectively guaranteed being tightly connected of this seamless steel pipe, sealing effectiveness
More preferably, stability is higher, has reached the high effect of the high and pressure performance of shock resistance, is provided by antirust coat 5 and closes
Golden internal layer 3, can be effectively protected to this seamless steel pipe, effectively avoid seriously getting rusty of inside and outside wall, effectively keep away
Exempt from the generation of pollution and potential safety hazard, be provided by the first anti-skidding lines 13 and the second anti-skidding lines 14, by increasing capacitance it is possible to increase should
The non-skid property of seamless steel pipe, is provided by heat-insulated glue-line 8, heat can effectively be stopped, effectively avoid
Other people are scalded by this seamless steel pipe, thus the serious and security performance of effectively solving the problems, such as to get rusty is low.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with multiple changes in the case of without departing from principle of the present utility model and spirit, repair
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of seamless steel tubes for low and medium pressure, including seamless steel pipe body (17) it is characterised in that：Described seamless steel pipe is originally
Body (17) includes cylindrical alloy inner tube (3), and the outer surface of described alloy inner tube (3) is fixedly connected with rounded shape arrangement
Strengthening rib strip (7), the outer surface of described alloy inner tube (3) is fixedly connected with heat-insulated glue-line (8), described heat-insulated glue-line (8)
The stopper slot (4) being adapted with strengthening rib strip (7) is offered on inner surface, the inside of each described stopper slot (4) is all fixing even
It is connected to cushion pad (6), the outer surface of described heat-insulated glue-line (8) is fixedly connected with outer tube (1), and the outer surface of described outer tube (1) is solid
Surely it is connected with antirust coat (5), the outer surface of described antirust coat (5) is provided with the anti-skidding lines of second being spaced substantially equidistant (14),
The outer surface of described antirust coat (5) is fixedly connected with four pressure ribs (2), and the outer surface of each described pressure rib (2) is equal
It is provided with the first anti-skidding lines (13)；
One end of described seamless steel pipe body (17) is fixedly connected with the first erection joint (9), described first erection joint (9)
Outer surface offers external screw thread (10), and the outer surface of described first erection joint (9) is further opened with circular groove (12),
The inside of described groove (12) is fixedly connected with sealing ring (11), and the other end of described seamless steel pipe body (17) is fixedly connected with
Second erection joint (15), the inner surface of described second erection joint (15) offers the female thread being adapted with external screw thread (10)
(16).
2. a kind of seamless steel tubes for low and medium pressure according to claim 1 it is characterised in that：The width of described groove (12)
Degree is more than the width of sealing ring (11), and the horizontal plane that sealing ring (11) outer surface is located is higher than the first erection joint (9) appearance
The horizontal plane that face is located.
3. a kind of seamless steel tubes for low and medium pressure according to claim 1 it is characterised in that：Described second erection joint
(15) and the first erection joint (9) is adapted, and the length of the second erection joint (15) is more than the length of the first erection joint (9)
Degree.
4. a kind of seamless steel tubes for low and medium pressure according to claim 1 it is characterised in that：Described strengthening rib strip (7),
The quantity of stopper slot (4) and cushion pad (6) all at least four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620970872.5U CN205956570U (en) | 2016-08-28 | 2016-08-28 | Low seamless steel pipe for medium pressure boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620970872.5U CN205956570U (en) | 2016-08-28 | 2016-08-28 | Low seamless steel pipe for medium pressure boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205956570U true CN205956570U (en) | 2017-02-15 |
Family
ID=57981292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620970872.5U Expired - Fee Related CN205956570U (en) | 2016-08-28 | 2016-08-28 | Low seamless steel pipe for medium pressure boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205956570U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114482873A (en) * | 2022-02-23 | 2022-05-13 | 临沂金正阳管业有限公司 | Seamless steel tube for precision core drill rod |
-
2016
- 2016-08-28 CN CN201620970872.5U patent/CN205956570U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114482873A (en) * | 2022-02-23 | 2022-05-13 | 临沂金正阳管业有限公司 | Seamless steel tube for precision core drill rod |
| CN114482873B (en) * | 2022-02-23 | 2022-09-23 | 临沂金正阳管业有限公司 | Seamless steel pipe for precision core drill rod |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170215 Termination date: 20170828 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |