CN211821122U - Direct-buried anti-corrosion heat-insulation pipe - Google Patents
Direct-buried anti-corrosion heat-insulation pipe Download PDFInfo
- Publication number
- CN211821122U CN211821122U CN202020411265.1U CN202020411265U CN211821122U CN 211821122 U CN211821122 U CN 211821122U CN 202020411265 U CN202020411265 U CN 202020411265U CN 211821122 U CN211821122 U CN 211821122U
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- layer
- pipe
- steel layer
- pipe body
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- 238000009413 insulation Methods 0.000 title claims description 13
- 238000005260 corrosion Methods 0.000 title description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 18
- 239000010935 stainless steel Substances 0.000 claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 229920005830 Polyurethane Foam Polymers 0.000 claims abstract description 16
- 239000004964 aerogel Substances 0.000 claims abstract description 16
- 230000008878 coupling Effects 0.000 claims abstract description 16
- 238000010168 coupling process Methods 0.000 claims abstract description 16
- 238000005859 coupling reaction Methods 0.000 claims abstract description 16
- 239000011496 polyurethane foam Substances 0.000 claims abstract description 16
- 229920000459 Nitrile rubber Polymers 0.000 claims description 25
- 229920001971 elastomer Polymers 0.000 claims description 14
- 239000011152 fibreglass Substances 0.000 claims description 14
- NTXGQCSETZTARF-UHFFFAOYSA-N buta-1,3-diene;prop-2-enenitrile Chemical compound C=CC=C.C=CC#N NTXGQCSETZTARF-UHFFFAOYSA-N 0.000 claims description 13
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 239000006260 foam Substances 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 abstract description 19
- 239000011521 glass Substances 0.000 abstract description 19
- 239000010959 steel Substances 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 8
- 238000004321 preservation Methods 0.000 abstract description 7
- 238000003466 welding Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000012943 hotmelt Substances 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a direct-burried anticorrosive insulating tube, including body and coupling mechanism, the body comprises stainless steel layer, a plurality of spliced pole, first glass steel layer, aerogel carpet veneer, rigid polyurethane foam layer and second glass steel layer, be provided with a plurality of spliced pole on the inside wall of stainless steel layer, the other end of spliced pole is provided with first glass steel layer, be provided with the vacuum cavity between stainless steel layer and the first glass steel layer, be provided with the aerogel carpet veneer on the inside wall of first glass steel layer, be provided with rigid polyurethane foam layer on the inside wall of aerogel carpet veneer, be provided with second glass steel layer on rigid polyurethane foam layer's the inside wall. The utility model discloses simple structure, reasonable in design need not connect through the welded mode between the pipeline when burying underground, connects between the pipeline more simply closely, simplifies and buries the operation underground, and the heat preservation effect of pipeline is better simultaneously, accords with actual demand more.
Description
Technical Field
The utility model relates to a insulating tube equipment technical field specifically is a direct-burried anticorrosive insulating tube.
Background
The heat preservation pipe is a short for heat insulation pipeline, the heat preservation pipe is used for conveying liquid, gas and other media, and in heat insulation engineering of pipelines such as petroleum, chemical engineering, aerospace, military, central heating, central air conditioning, municipal administration and the like, the directly-buried heat preservation pipe not only has advanced technology and practical performance which are difficult to compare with the traditional trench and overhead laying pipeline, but also has remarkable social benefit and economic benefit, and is a powerful measure for heat supply and energy conservation.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a direct-burried anticorrosive insulating tube has solved and has all connected through the welded mode between the current pipeline, and not only efficiency is lower, has still increased staff's burden simultaneously, inconvenient problem also very when later stage pipeline inspection maintenance.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
the utility model provides a direct-burried anticorrosive insulating tube, includes body and coupling mechanism, the body comprises stainless steel layer, a plurality of spliced pole, first glass steel layer, aerogel carpet veneer, rigid polyurethane foam layer and second glass steel layer, be provided with a plurality of spliced pole on the inside wall on stainless steel layer, the other end of spliced pole is provided with first glass steel layer, be provided with the vacuum cavity between stainless steel layer and the first glass steel layer, be provided with the aerogel carpet veneer on the inside wall on first glass steel layer, be provided with rigid polyurethane foam layer on the inside wall on aerogel carpet veneer, be provided with second glass steel layer on the inside wall of rigid polyurethane foam layer, coupling mechanism sets up on the body, coupling mechanism is by adapter sleeve, a plurality of butyl fine rubber fastener, first screw thread, coupling nut, connection intubate, The pipe comprises a plurality of butadiene acrylonitrile rubber convex rings and second threads, wherein one end of the pipe body is provided with a connecting sleeve, a plurality of butadiene acrylonitrile rubber clamping pieces are arranged on the inner side wall of the connecting sleeve, first threads are arranged on the outer side face, away from one end of the pipe body, of the connecting sleeve, a connecting nut is connected to the first threads in a threaded mode, a connecting insertion pipe is arranged at one end, away from the connecting sleeve, of the pipe body, a plurality of butadiene acrylonitrile rubber convex rings matched with the butadiene acrylonitrile rubber clamping pieces are arranged on the outer side face of the connecting insertion pipe, and the second threads are arranged on the outer side face, close to one end of the connecting insertion pipe.
Preferably, a plurality of first reinforcing strips are arranged on the outer side face of the pipe body, and a plurality of second reinforcing strips are arranged on the inner side wall of the pipe body.
Preferably, the cross-sectional view of the second reinforcing strip is configured as an isosceles trapezoid.
Preferably, a butadiene-acrylonitrile rubber sleeve is arranged on the outer side surface of the stainless steel layer.
Preferably, a foam layer is disposed inside the vacuum chamber.
Preferably, the inner side of one end, close to the pipe body, of the connecting sleeve and the end, far away from the pipe body, of the connecting insertion pipe are both provided with plastic magnetic stripes, and adjusting grains are arranged on the outer side face of the connecting nut.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a be provided with coupling mechanism, coupling mechanism sets up on the body, and coupling mechanism comprises adapter sleeve, a plurality of butadiene acrylonitrile rubber fastener, first screw thread, coupling nut, connection intubate, a plurality of butadiene acrylonitrile rubber bulge loop and second screw thread, through the effect of coupling mechanism, need not connect through the welded mode between the pipeline when burying underground, connect between the pipeline more simply closely, simplify the operation of burying underground, alleviate staff's burden, improve the efficiency of burying underground of pipeline;
2. the utility model discloses a body comprises stainless steel layer, a plurality of spliced pole, first glass steel layer, aerogel carpet veneer, rigid polyurethane foam layer and second glass steel layer, is provided with the vacuum cavity between stainless steel layer and the first glass steel layer, and through the effect of first glass steel layer, aerogel carpet veneer, rigid polyurethane foam layer and second glass steel layer and vacuum cavity, the heat preservation effect of pipeline is better, adds safe and reliable, accords with actual demand more.
Drawings
FIG. 1 is an overall front view of a directly-buried corrosion-resistant thermal insulation pipe of the present invention;
FIG. 2 is a longitudinal sectional view of the pipe body of the directly buried corrosion-resistant thermal insulation pipe of the present invention;
fig. 3 is the schematic view of the internal structure of the connecting sleeve of the directly buried anticorrosion and thermal insulation pipe of the utility model.
In the figure: 1. a pipe body; 101. a stainless steel layer; 1011. a nitrile rubber sleeve; 102. connecting columns; 103. a first glass fiber reinforced plastic layer; 104. an aerogel blanket; 105. a rigid polyurethane foam layer; 106. a second glass fiber reinforced plastic layer; 2. a connecting mechanism; 21. connecting a sleeve; 211. a plastic magnetic strip; 22. a nitrile rubber fastener; 23. a first thread; 24. a connecting nut; 25. connecting the cannula; 26. a butadiene acrylonitrile rubber convex ring; 27. a second thread; 3. a vacuum chamber; 31. a foam layer; 4. a first reinforcing strip; 5. a second reinforcing strip.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a direct-buried anti-corrosion thermal insulation pipe comprises a pipe body 1 and a connecting mechanism 2, wherein the pipe body 1 comprises a stainless steel layer 101, a plurality of connecting columns 102, a first glass fiber reinforced plastic layer 103, an aerogel felt layer 104, a rigid polyurethane foam layer 105 and a second glass fiber reinforced plastic layer 106, the connecting columns 102 are welded on the inner side wall of the stainless steel layer 101, the first glass fiber reinforced plastic layer 103 is welded on the other end of the connecting columns 102, a vacuum cavity 3 is formed between the stainless steel layer 101 and the first glass fiber reinforced plastic layer 103, the aerogel felt layer 104 is installed on the inner side wall of the first glass fiber reinforced plastic layer 103, the rigid polyurethane foam layer 105 is installed on the inner side wall of the aerogel felt layer 104, the second glass fiber reinforced plastic layer 106 is installed on the inner side wall of the rigid polyurethane foam layer 105, the connecting mechanism 2 is installed on the pipe body 1, and the connecting mechanism 2 comprises a connecting sleeve 21 and, First screw thread 23, coupling nut 24, connect the intubate 25, a plurality of butadiene acrylonitrile rubber bulge loop 26 and second screw thread 27 are constituteed, the one end welding of body 1 has adapter sleeve 21, hot melt connection has a plurality of butadiene acrylonitrile rubber fastener 22 on adapter sleeve 21's the inside wall, coupling sleeve 21 has seted up first screw thread 23 on keeping away from the lateral surface of body 1 one end, threaded connection has coupling nut 24 on the first screw thread 23, the one end welding of keeping away from adapter sleeve 21 on body 1 has connection intubate 25, hot melt connection has a plurality of and butadiene acrylonitrile rubber fastener 22 assorted butadiene acrylonitrile rubber bulge loop 26 on connection intubate 25's the lateral surface, second screw thread 27 has been seted up on the lateral surface that is close to connection intubate 25 one end on body 1.
The welding has the first enhancement strip 4 of a plurality of on the lateral surface of body 1, and the welding has the second of a plurality of to strengthen strip 5 on the inside wall of body 1, is favorable to increasing the holistic resistance to compression of body 1, prevents that the sunken unsettled bending of messenger's body 1 in ground.
The cross-sectional view of the second reinforcing strip 5 is set to be isosceles trapezoid, which is beneficial to reducing the resistance to the fluid.
The outer side surface of the stainless steel layer 101 is sleeved with a nitrile rubber sleeve 1011, so that the corrosion resistance effect is further improved, and the service life of the pipe body 1 is prolonged.
The vacuum cavity 3 is filled with a foam layer 31, which is beneficial to further playing a heat preservation effect.
Connecting sleeve 21 is close to the inboard of body 1 one end and the one end that body 1 was kept away from to connection intubate 25 all installs plastics magnetic stripe 211, has seted up on coupling nut 24's the lateral surface and has adjusted the line, is favorable to guaranteeing that connecting sleeve 21 on two pipelines and connection intubate 25 are further closely closed, conveniently rotates coupling nut 24 simultaneously.
The working principle is as follows: the device is provided with a connecting mechanism 2, the connecting mechanism 2 consists of a connecting sleeve 21, a plurality of nitrile rubber clamping pieces 22, a first thread 23, a connecting nut 24, a connecting inserting pipe 25, a plurality of nitrile rubber convex rings 26 and a second thread 27, in the process of burying the pipe bodies 1, only two pipe bodies 1 need to be placed in a trench dug in advance, then the connecting inserting pipe 25 of one pipe body 1 is inserted into the connecting sleeve 21 of the other pipe body 1, the nitrile rubber convex rings 26 are clamped into the nitrile rubber clamping pieces 22, then the connecting nut 24 is screwed between the first thread 23 and the second thread 27, and the connection between the two pipe bodies 1 can be completed, the device does not need to be connected in a welding mode when the pipes are buried, the connection between the pipes is simpler and tighter, the burying operation is simplified, the burden of workers is relieved, and the burying efficiency of the pipes is improved, simultaneously through the effect of first glass steel layer 103, aerogel carpet veneer 104, rigid polyurethane foam layer 105 and second glass steel layer 106 and vacuum cavity 3, the heat preservation effect of pipeline is better, adds safe and reliable, accords with actual demand more.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a direct-burried anticorrosive insulating tube, includes body (1) and coupling mechanism (2), its characterized in that: the pipe body (1) comprises a stainless steel layer (101), a plurality of connecting columns (102), a first glass fiber reinforced plastic layer (103), an aerogel felt layer (104), a rigid polyurethane foam layer (105) and a second glass fiber reinforced plastic layer (106), wherein the inner side wall of the stainless steel layer (101) is provided with the plurality of connecting columns (102), the other end of the connecting column (102) is provided with the first glass fiber reinforced plastic layer (103), a vacuum cavity (3) is arranged between the stainless steel layer (101) and the first glass fiber reinforced plastic layer (103), the inner side wall of the first glass fiber reinforced plastic layer (103) is provided with the aerogel felt layer (104), the inner side wall of the aerogel felt layer (104) is provided with the rigid polyurethane foam layer (105), the inner side wall of the rigid polyurethane foam layer (105) is provided with the second glass fiber reinforced plastic layer (106), and the connecting mechanism (2) is arranged on the pipe body (1), the connecting mechanism (2) consists of a connecting sleeve (21), a plurality of nitrile rubber clamping pieces (22), first threads (23), a connecting nut (24), a connecting inserting pipe (25), a plurality of nitrile rubber convex rings (26) and second threads (27), wherein the connecting sleeve (21) is arranged at one end of the pipe body (1), the plurality of nitrile rubber clamping pieces (22) are arranged on the inner side wall of the connecting sleeve (21), the first threads (23) are arranged on the outer side surface of one end, away from the pipe body (1), of the connecting sleeve (21), the connecting nut (24) is in threaded connection with the first threads (23), the connecting inserting pipe (25) is arranged at one end, away from the connecting sleeve (21), of the pipe body (1), the plurality of nitrile rubber convex rings (26) matched with the nitrile rubber clamping pieces (22) are arranged on the outer side surface of the connecting inserting pipe (25), and a second thread (27) is arranged on the outer side surface of one end, close to the connecting insertion pipe (25), of the pipe body (1).
2. The direct-buried anticorrosion heat-insulation pipe as claimed in claim 1, wherein: the outer side face of the pipe body (1) is provided with a plurality of first reinforcing strips (4), and the inner side wall of the pipe body (1) is provided with a plurality of second reinforcing strips (5).
3. The direct-buried anticorrosion heat-insulation pipe as claimed in claim 2, wherein: the cross section of the second reinforcing strip (5) is arranged to be isosceles trapezoid.
4. The direct-buried anticorrosion heat-insulation pipe as claimed in claim 1, wherein: and a butadiene-acrylonitrile rubber sleeve (1011) is arranged on the outer side surface of the stainless steel layer (101).
5. The direct-buried anticorrosion heat-insulation pipe as claimed in claim 1, wherein: a foam layer (31) is arranged inside the vacuum cavity (3).
6. The direct-buried anticorrosion heat-insulation pipe as claimed in claim 1, wherein: the plastic magnetic strip (211) is arranged at the inner side of one end, close to the pipe body (1), of the connecting sleeve (21) and at the end, far away from the pipe body (1), of the connecting insertion pipe (25), and adjusting grains are arranged on the outer side face of the connecting nut (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020411265.1U CN211821122U (en) | 2020-03-27 | 2020-03-27 | Direct-buried anti-corrosion heat-insulation pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020411265.1U CN211821122U (en) | 2020-03-27 | 2020-03-27 | Direct-buried anti-corrosion heat-insulation pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211821122U true CN211821122U (en) | 2020-10-30 |
Family
ID=73148960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020411265.1U Expired - Fee Related CN211821122U (en) | 2020-03-27 | 2020-03-27 | Direct-buried anti-corrosion heat-insulation pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211821122U (en) |
-
2020
- 2020-03-27 CN CN202020411265.1U patent/CN211821122U/en not_active Expired - Fee Related
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| 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: 20201030 |
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| CF01 | Termination of patent right due to non-payment of annual fee |