CN208185637U - A kind of novel plastic-coated steel pipe - Google Patents
A kind of novel plastic-coated steel pipe Download PDFInfo
- Publication number
- CN208185637U CN208185637U CN201820256043.XU CN201820256043U CN208185637U CN 208185637 U CN208185637 U CN 208185637U CN 201820256043 U CN201820256043 U CN 201820256043U CN 208185637 U CN208185637 U CN 208185637U
- Authority
- CN
- China
- Prior art keywords
- tenon
- groove
- steel pipe
- tube body
- tongue
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 22
- 239000004033 plastic Substances 0.000 title claims abstract description 22
- 229920003023 plastic Polymers 0.000 title claims abstract description 22
- 239000010959 steel Substances 0.000 title claims abstract description 22
- 239000010410 layer Substances 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 6
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 4
- 239000010962 carbon steel Substances 0.000 claims description 4
- 239000006223 plastic coating Substances 0.000 claims description 4
- 239000011247 coating layer Substances 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 4
- 238000005096 rolling process Methods 0.000 abstract description 4
- 239000002131 composite material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Landscapes
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
Abstract
The utility model discloses a kind of novel plastic-coated steel pipe, including tube body, the both ends of tube body are respectively equipped with the first tenon and the first tongue-and-groove, wherein the first tenon has circumferentially been evenly arranged several through-holes, and the first tongue-and-groove is equipped with location hole corresponding with lead to the hole site.The utility model is designed reasonably, structure is simple, anticorrosive compressive, easy for installation, good seal performance, convenient transportation, prevents from rolling.
Description
Technical field
The utility model belongs to pipe material field, and in particular to a kind of novel plastic-coated steel pipe.
Background technique
Plastic-coated steel also known as plastics coated tube, steel-plastics composite pipe, plastic coated composite steel pipe, be using steel pipe as matrix, by spray, rolling,
Leaching inhales technique in one layer of plastic anti-corrosion layer of steel pipe (bottom tube) inner surface welding or in the steel modeling of surfaces externally and internally welding plastic erosion resistant coating
Composite steel tube.For preferentially selecting plastic-coated steel when conveying chemical flowing material, it is contemplated that the mistake of long distance delivery liquid
Cheng Zhong, pipeline will the various factors such as erosion by chemical substance influenced, therefore the connection when being laid with pipeline, between each pipe fitting
Mode becomes as main problem.
Utility model content
The purpose of this utility model is to provide a kind of novel plastic-coated steel pipes, to solve proposed in above-mentioned background technique
Problem.
To achieve the above object, the utility model is the following technical schemes are provided: a kind of novel plastic-coated steel pipe, structural feature
Be: including tube body, the both ends of tube body are respectively equipped with the first tenon and the first tongue-and-groove, wherein the first tenon is circumferentially evenly arranged
There are several through-holes, and the first tongue-and-groove is equipped with location hole corresponding with lead to the hole site.
Preferably, tube body is followed successively by internal plastic coating layer, carbon steel layer and outer coating layer from the inside to the outside.
Preferably, the outside of tube body has circumferentially been evenly arranged 4 limiting slots, wherein it is equipped in limiting slot detachable
The limit plate of connection, and the depth of the width of limit plate and two limiting slots and consistent.
Preferably, tube body is equipped with the second tenon, wherein the second tenon is set to the inside of the first tenon, and the second tenon
Outer diameter less than the internal diameter of the first tenon, the internal diameter of the second tenon and the internal diameter of tube body are consistent.
Preferably, the top of the second tenon is equipped with notch, and the second tenon is equipped with corresponding with position of positioning hole
Limit blind hole.
Preferably, tube body is equipped with the second tongue-and-groove being adapted to the second tenon.
Preferably, the inner wall of the first tenon has circumferentially been evenly arranged several limit fins, and the first tongue-and-groove is equipped with
The limiting groove being adapted to limit fin.
Preferably, being equipped with sealing ring inside the first tongue-and-groove and the second tongue-and-groove.
Compared with prior art, the utility model is designed reasonably, structure is simple, anticorrosive compressive, easy for installation, sealing performance
Good, convenient transportation prevents from rolling.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the structural schematic diagram of tube body；
In figure: 1- tube body, the first tenon of 2-, the first tongue-and-groove of 3-, 4- through-hole, 5- location hole, 6- limiting slot, the second tenon of 8-
Head, 9- notch, 10- limit blind hole, 11- internal plastic coating layer, 12- carbon steel layer, the outer coating layer of 13-, the second tongue-and-groove of 14-, 15- limit convex
Rib.
Specific embodiment
Explanation is further explained to the utility model with reference to the accompanying drawing, but does not limit the protection model of the utility model
It encloses.
In the description of the present invention, it should be noted that term " on ", "lower", "left", "right", "inner", "outside" etc.
The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model
It is described with simplifying, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation structure
It makes and operates, therefore should not be understood as limiting the present invention.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution, a kind of novel plastic-coated steel pipe, including tube body 1, institute
The both ends for the tube body 1 stated are respectively equipped with the first tenon 2 and the first tongue-and-groove 3, wherein the first tenon 2 be circumferentially evenly arranged it is several
Through-hole 4, and the first tongue-and-groove 3 is equipped with location hole 5 corresponding with 4 position of through-hole.
Wherein, in the present embodiment, the tube body 1 is followed successively by internal plastic coating layer 11, carbon steel layer 12 and outer painting from the inside to the outside
Mould layer 13.
Wherein, in the present embodiment, the outside of the tube body 1 has circumferentially been evenly arranged 4 limiting slots 6, wherein limiting
Be equipped with the limit plate (in figure for embody) being detachably connected in the slot 6 of position, and the depth of the width of limit plate and two limiting slots 6 and
Unanimously.
Wherein, in the present embodiment, the tube body 1 is equipped with the second tenon 8, wherein the second tenon 8 is set to the first tenon 2
Inside, and the outer diameter of the second tenon 8, less than the internal diameter of the first tenon 2, the internal diameter of the second tenon 8 is consistent with the internal diameter of tube body 1.
Wherein, in the present embodiment, the top of second tenon 8 is equipped with notch 9, and the second tenon 8 is equipped with and determines
The corresponding limit blind hole 10 in position 5 position of hole.
Wherein, in the present embodiment, the tube body 1 is equipped with the second tongue-and-groove 14 being adapted to the second tenon 8.
Wherein, in the present embodiment, the inner wall of first tenon 2 has circumferentially been evenly arranged several limit fins
15, and the first tongue-and-groove 3 is equipped with the limiting groove (embodying in figure) being adapted to limit fin 15.
Wherein, in the present embodiment, be equipped with sealing ring inside first tongue-and-groove 3 and the second tongue-and-groove 14 (is in figure
It embodies).
Working principle of the utility model is: two tube bodies 1 pass through corresponding first tenon 2 and the first tongue-and-groove 3 and second
Tenon 8 is connected with the second tongue-and-groove 14, and is connected through through-hole 4 and location hole 5 with limit blind hole 10 by fastening screw, together
When limit fin 15 have the function of be oriented to and limit, be further ensured that two tube bodies 1 are connected firmly, reduction installation difficulty；The
Sealing ring is equipped with inside one tongue-and-groove 3 and the second tongue-and-groove 14 can be improved leakproofness, and the notch 9 on the top of the second tenon 8 can be with
It is further ensured that sealing effect, effectively fluid is avoided to leak；Two adjacent tube bodies 1 can pass through limit during transportation
Position plate is inserted into corresponding limiting slot 6 to fix position, avoids the tube body 1 of tubular from arbitrarily rolling, reduces transport difficulty.
The utility model is designed reasonably, structure is simple, anticorrosive compressive, easy for installation, good seal performance, convenient transportation, prevents
Only roll.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein, and should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (8)
1. a kind of novel plastic-coated steel pipe, it is characterised in that: including tube body, the both ends of the tube body be respectively equipped with the first tenon and
First tongue-and-groove, wherein the first tenon has circumferentially been evenly arranged several through-holes, and the first tongue-and-groove is equipped with corresponding with lead to the hole site
Location hole.
2. a kind of novel plastic-coated steel pipe according to claim 1, it is characterised in that: the tube body is followed successively by from the inside to the outside
Internal plastic coating layer, carbon steel layer and outer coating layer.
3. a kind of novel plastic-coated steel pipe according to claim 1, it is characterised in that: the outside of the tube body is circumferentially equal
It is even to be disposed with 4 limiting slots, the limit plate being detachably connected, and the width of limit plate and two limits are wherein equipped in limiting slot
The depth of slot with it is consistent.
4. a kind of novel plastic-coated steel pipe according to claim 1, it is characterised in that: the tube body is equipped with the second tenon,
Wherein the second tenon is set to the inside of the first tenon, and the outer diameter of the second tenon is less than the internal diameter of the first tenon, the second tenon
Internal diameter is consistent with the internal diameter of tube body.
5. a kind of novel plastic-coated steel pipe according to claim 4, it is characterised in that: the top of second tenon is equipped with
Notch, and the second tenon is equipped with limit blind hole corresponding with position of positioning hole.
6. a kind of novel plastic-coated steel pipe according to claim 1, it is characterised in that: the tube body is equipped with and the second tenon
Second tongue-and-groove of adaptation.
7. a kind of novel plastic-coated steel pipe according to claim 1, it is characterised in that: the inner wall of first tenon is along week
Fin is limited to several have been evenly arranged, and the first tongue-and-groove is equipped with the limiting groove being adapted to limit fin.
8. a kind of novel plastic-coated steel pipe according to claim 1, it is characterised in that: first tongue-and-groove and the second tongue-and-groove
Inside is equipped with sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820256043.XU CN208185637U (en) | 2018-02-13 | 2018-02-13 | A kind of novel plastic-coated steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820256043.XU CN208185637U (en) | 2018-02-13 | 2018-02-13 | A kind of novel plastic-coated steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208185637U true CN208185637U (en) | 2018-12-04 |
Family
ID=64439849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820256043.XU Expired - Fee Related CN208185637U (en) | 2018-02-13 | 2018-02-13 | A kind of novel plastic-coated steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208185637U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113833914A (en) * | 2021-09-23 | 2021-12-24 | 中电建路桥集团有限公司 | Reinforced concrete tongue-and-groove pipe joint |
-
2018
- 2018-02-13 CN CN201820256043.XU patent/CN208185637U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113833914A (en) * | 2021-09-23 | 2021-12-24 | 中电建路桥集团有限公司 | Reinforced concrete tongue-and-groove pipe joint |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181204 |